feat(users/edef/weave): use tracing_indicatif for progress r/8849

Progress bars :3

Change-Id: I770d0f8381521b6efc8b38c0db4d59c771887fee
Reviewed-on: https://cl.tvl.fyi/c/depot/+/12673
Tested-by: BuildkiteCI
Reviewed-by: flokli <flokli@flokli.de>

6 files changed, 1072 insertions, 115 deletions

diff --git a/users/edef/weave/Cargo.lock b/users/edef/weave/Cargo.lock
index fb7a02fb1340..734f12d4e699 100644
--- a/users/edef/weave/Cargo.lock
+++ b/users/edef/weave/Cargo.lock
@@ -100,6 +100,12 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bf7d0a018de4f6aa429b9d33d69edf69072b1c5b1cb8d3e4a5f7ef898fc3eb76"
 
 [[package]]
+name = "arrayvec"
+version = "0.7.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7c02d123df017efcdfbd739ef81735b36c5ba83ec3c59c80a9d7ecc718f92e50"
+
+[[package]]
 name = "arrow-format"
 version = "0.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -233,7 +239,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "40723b8fb387abc38f4f4a37c09073622e41dd12327033091ef8950659e6dc0c"
 dependencies = [
  "memchr",
- "regex-automata",
+ "regex-automata 0.4.8",
  "serde",
 ]
 
@@ -317,6 +323,19 @@ dependencies = [
 ]
 
 [[package]]
+name = "console"
+version = "0.15.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0e1f83fc076bd6dd27517eacdf25fef6c4dfe5f1d7448bafaaf3a26f13b5e4eb"
+dependencies = [
+ "encode_unicode",
+ "lazy_static",
+ "libc",
+ "unicode-width",
+ "windows-sys",
+]
+
+[[package]]
 name = "const-oid"
 version = "0.9.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -511,6 +530,12 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "60b1af1c220855b6ceac025d3f6ecdd2b7c4894bfe9cd9bda4fbb4bc7c0d4cf0"
 
 [[package]]
+name = "encode_unicode"
+version = "0.3.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a357d28ed41a50f9c765dbfe56cbc04a64e53e5fc58ba79fbc34c10ef3df831f"
+
+[[package]]
 name = "enum-primitive-derive"
 version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -781,6 +806,29 @@ dependencies = [
 ]
 
 [[package]]
+name = "indicatif"
+version = "0.17.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "763a5a8f45087d6bcea4222e7b72c291a054edf80e4ef6efd2a4979878c7bea3"
+dependencies = [
+ "console",
+ "instant",
+ "number_prefix",
+ "portable-atomic",
+ "unicode-width",
+ "vt100",
+]
+
+[[package]]
+name = "instant"
+version = "0.1.13"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e0242819d153cba4b4b05a5a8f2a7e9bbf97b6055b2a002b395c96b5ff3c0222"
+dependencies = [
+ "cfg-if",
+]
+
+[[package]]
 name = "itoa"
 version = "1.0.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -805,6 +853,12 @@ dependencies = [
 ]
 
 [[package]]
+name = "lazy_static"
+version = "1.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bbd2bcb4c963f2ddae06a2efc7e9f3591312473c50c6685e1f298068316e66fe"
+
+[[package]]
 name = "libc"
 version = "0.2.159"
 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -862,6 +916,15 @@ dependencies = [
 ]
 
 [[package]]
+name = "matchers"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8263075bb86c5a1b1427b5ae862e8889656f126e9f77c484496e8b47cf5c5558"
+dependencies = [
+ "regex-automata 0.1.10",
+]
+
+[[package]]
 name = "memchr"
 version = "2.7.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -997,6 +1060,16 @@ dependencies = [
 ]
 
 [[package]]
+name = "nu-ansi-term"
+version = "0.46.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "77a8165726e8236064dbb45459242600304b42a5ea24ee2948e18e023bf7ba84"
+dependencies = [
+ "overload",
+ "winapi",
+]
+
+[[package]]
 name = "num-traits"
 version = "0.2.19"
 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -1007,6 +1080,12 @@ dependencies = [
 ]
 
 [[package]]
+name = "number_prefix"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "830b246a0e5f20af87141b25c173cd1b609bd7779a4617d6ec582abaf90870f3"
+
+[[package]]
 name = "object"
 version = "0.36.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -1022,6 +1101,12 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1261fe7e33c73b354eab43b1273a57c8f967d0391e80353e51f764ac02cf6775"
 
 [[package]]
+name = "overload"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b15813163c1d831bf4a13c3610c05c0d03b39feb07f7e09fa234dac9b15aaf39"
+
+[[package]]
 name = "parking_lot"
 version = "0.12.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -1426,6 +1511,12 @@ dependencies = [
 ]
 
 [[package]]
+name = "portable-atomic"
+version = "1.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cc9c68a3f6da06753e9335d63e27f6b9754dd1920d941135b7ea8224f141adb2"
+
+[[package]]
 name = "ppv-lite86"
 version = "0.2.20"
 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -1529,8 +1620,17 @@ checksum = "38200e5ee88914975b69f657f0801b6f6dccafd44fd9326302a4aaeecfacb1d8"
 dependencies = [
  "aho-corasick",
  "memchr",
- "regex-automata",
- "regex-syntax",
+ "regex-automata 0.4.8",
+ "regex-syntax 0.8.5",
+]
+
+[[package]]
+name = "regex-automata"
+version = "0.1.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6c230d73fb8d8c1b9c0b3135c5142a8acee3a0558fb8db5cf1cb65f8d7862132"
+dependencies = [
+ "regex-syntax 0.6.29",
 ]
 
 [[package]]
@@ -1541,11 +1641,17 @@ checksum = "368758f23274712b504848e9d5a6f010445cc8b87a7cdb4d7cbee666c1288da3"
 dependencies = [
  "aho-corasick",
  "memchr",
- "regex-syntax",
+ "regex-syntax 0.8.5",
 ]
 
 [[package]]
 name = "regex-syntax"
+version = "0.6.29"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f162c6dd7b008981e4d40210aca20b4bd0f9b60ca9271061b07f78537722f2e1"
+
+[[package]]
+name = "regex-syntax"
 version = "0.8.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2b15c43186be67a4fd63bee50d0303afffcef381492ebe2c5d87f324e1b8815c"
@@ -1654,6 +1760,15 @@ dependencies = [
 ]
 
 [[package]]
+name = "sharded-slab"
+version = "0.1.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f40ca3c46823713e0d4209592e8d6e826aa57e928f09752619fc696c499637f6"
+dependencies = [
+ "lazy_static",
+]
+
+[[package]]
 name = "shlex"
 version = "1.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -1869,6 +1984,16 @@ dependencies = [
 ]
 
 [[package]]
+name = "thread_local"
+version = "1.1.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8b9ef9bad013ada3808854ceac7b46812a6465ba368859a37e2100283d2d719c"
+dependencies = [
+ "cfg-if",
+ "once_cell",
+]
+
+[[package]]
 name = "tokio"
 version = "1.40.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -1937,6 +2062,60 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c06d3da6113f116aaee68e4d601191614c9053067f9ab7f6edbcb161237daa54"
 dependencies = [
  "once_cell",
+ "valuable",
+]
+
+[[package]]
+name = "tracing-indicatif"
+version = "0.3.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "069580424efe11d97c3fef4197fa98c004fa26672cc71ad8770d224e23b1951d"
+dependencies = [
+ "indicatif",
+ "tracing",
+ "tracing-core",
+ "tracing-subscriber",
+]
+
+[[package]]
+name = "tracing-log"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ee855f1f400bd0e5c02d150ae5de3840039a3f54b025156404e34c23c03f47c3"
+dependencies = [
+ "log",
+ "once_cell",
+ "tracing-core",
+]
+
+[[package]]
+name = "tracing-subscriber"
+version = "0.3.18"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ad0f048c97dbd9faa9b7df56362b8ebcaa52adb06b498c050d2f4e32f90a7a8b"
+dependencies = [
+ "matchers",
+ "nu-ansi-term",
+ "once_cell",
+ "regex",
+ "sharded-slab",
+ "smallvec",
+ "thread_local",
+ "tracing",
+ "tracing-core",
+ "tracing-log",
+]
+
+[[package]]
+name = "tvix-tracing"
+version = "0.1.0"
+dependencies = [
+ "indicatif",
+ "thiserror",
+ "tokio",
+ "tracing",
+ "tracing-indicatif",
+ "tracing-subscriber",
 ]
 
 [[package]]
@@ -1958,12 +2137,57 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7dd6e30e90baa6f72411720665d41d89b9a3d039dc45b8faea1ddd07f617f6af"
 
 [[package]]
+name = "utf8parse"
+version = "0.2.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "06abde3611657adf66d383f00b093d7faecc7fa57071cce2578660c9f1010821"
+
+[[package]]
+name = "valuable"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "830b7e5d4d90034032940e4ace0d9a9a057e7a45cd94e6c007832e39edb82f6d"
+
+[[package]]
 name = "version_check"
 version = "0.9.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0b928f33d975fc6ad9f86c8f283853ad26bdd5b10b7f1542aa2fa15e2289105a"
 
 [[package]]
+name = "vt100"
+version = "0.15.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "84cd863bf0db7e392ba3bd04994be3473491b31e66340672af5d11943c6274de"
+dependencies = [
+ "itoa",
+ "log",
+ "unicode-width",
+ "vte",
+]
+
+[[package]]
+name = "vte"
+version = "0.11.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f5022b5fbf9407086c180e9557be968742d839e68346af7792b8592489732197"
+dependencies = [
+ "arrayvec",
+ "utf8parse",
+ "vte_generate_state_changes",
+]
+
+[[package]]
+name = "vte_generate_state_changes"
+version = "0.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2e369bee1b05d510a7b4ed645f5faa90619e05437111783ea5848f28d97d3c2e"
+dependencies = [
+ "proc-macro2",
+ "quote",
+]
+
+[[package]]
 name = "wasi"
 version = "0.11.0+wasi-snapshot-preview1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -2035,6 +2259,9 @@ dependencies = [
  "rayon",
  "rustc-hash",
  "safer_owning_ref",
+ "tracing",
+ "tracing-indicatif",
+ "tvix-tracing",
 ]
 
 [[package]]
diff --git a/users/edef/weave/Cargo.nix b/users/edef/weave/Cargo.nix
index 0fd5eeed1724..b10bdfb7688c 100644
--- a/users/edef/weave/Cargo.nix
+++ b/users/edef/weave/Cargo.nix
@@ -329,6 +329,21 @@ rec {
         libName = "array_init_cursor";
 
       };
+      "arrayvec" = rec {
+        crateName = "arrayvec";
+        version = "0.7.6";
+        edition = "2018";
+        sha256 = "0l1fz4ccgv6pm609rif37sl5nv5k6lbzi7kkppgzqzh1vwix20kw";
+        authors = [
+          "bluss"
+        ];
+        features = {
+          "borsh" = [ "dep:borsh" ];
+          "default" = [ "std" ];
+          "serde" = [ "dep:serde" ];
+          "zeroize" = [ "dep:zeroize" ];
+        };
+      };
       "arrow-format" = rec {
         crateName = "arrow-format";
         version = "0.8.1";
@@ -692,7 +707,7 @@ rec {
           }
           {
             name = "regex-automata";
-            packageId = "regex-automata";
+            packageId = "regex-automata 0.4.8";
             optional = true;
             usesDefaultFeatures = false;
             features = [ "dfa-search" ];
@@ -953,6 +968,47 @@ rec {
         };
         resolvedDefaultFeatures = [ "crossterm" "tty" ];
       };
+      "console" = rec {
+        crateName = "console";
+        version = "0.15.8";
+        edition = "2018";
+        sha256 = "1sz4nl9nz8pkmapqni6py7jxzi7nzqjxzb3ya4kxvmkb0zy867qf";
+        authors = [
+          "Armin Ronacher <armin.ronacher@active-4.com>"
+        ];
+        dependencies = [
+          {
+            name = "encode_unicode";
+            packageId = "encode_unicode";
+            target = { target, features }: (target."windows" or false);
+          }
+          {
+            name = "lazy_static";
+            packageId = "lazy_static";
+          }
+          {
+            name = "libc";
+            packageId = "libc";
+          }
+          {
+            name = "unicode-width";
+            packageId = "unicode-width";
+            optional = true;
+          }
+          {
+            name = "windows-sys";
+            packageId = "windows-sys";
+            target = { target, features }: (target."windows" or false);
+            features = [ "Win32_Foundation" "Win32_System_Console" "Win32_Storage_FileSystem" "Win32_UI_Input_KeyboardAndMouse" ];
+          }
+        ];
+        features = {
+          "default" = [ "unicode-width" "ansi-parsing" ];
+          "unicode-width" = [ "dep:unicode-width" ];
+          "windows-console-colors" = [ "ansi-parsing" ];
+        };
+        resolvedDefaultFeatures = [ "ansi-parsing" "unicode-width" ];
+      };
       "const-oid" = rec {
         crateName = "const-oid";
         version = "0.9.6";
@@ -1531,6 +1587,21 @@ rec {
         };
         resolvedDefaultFeatures = [ "default" "use_std" ];
       };
+      "encode_unicode" = rec {
+        crateName = "encode_unicode";
+        version = "0.3.6";
+        edition = "2015";
+        sha256 = "07w3vzrhxh9lpjgsg2y5bwzfar2aq35mdznvcp3zjl0ssj7d4mx3";
+        authors = [
+          "Torbjørn Birch Moltu <t.b.moltu@lyse.net>"
+        ];
+        features = {
+          "ascii" = [ "dep:ascii" ];
+          "clippy" = [ "dep:clippy" ];
+          "default" = [ "std" ];
+        };
+        resolvedDefaultFeatures = [ "default" "std" ];
+      };
       "enum-primitive-derive" = rec {
         crateName = "enum-primitive-derive";
         version = "0.3.0";
@@ -2307,6 +2378,77 @@ rec {
         };
         resolvedDefaultFeatures = [ "default" "std" ];
       };
+      "indicatif" = rec {
+        crateName = "indicatif";
+        version = "0.17.8";
+        edition = "2021";
+        sha256 = "18xyqxw9i5x4sbpzckhfz3nm984iq9r7nbi2lk76nz888n7mlfkn";
+        dependencies = [
+          {
+            name = "console";
+            packageId = "console";
+            usesDefaultFeatures = false;
+            features = [ "ansi-parsing" ];
+          }
+          {
+            name = "instant";
+            packageId = "instant";
+            target = { target, features }: ("wasm32" == target."arch" or null);
+          }
+          {
+            name = "number_prefix";
+            packageId = "number_prefix";
+          }
+          {
+            name = "portable-atomic";
+            packageId = "portable-atomic";
+          }
+          {
+            name = "unicode-width";
+            packageId = "unicode-width";
+            optional = true;
+          }
+          {
+            name = "vt100";
+            packageId = "vt100";
+            optional = true;
+          }
+        ];
+        features = {
+          "default" = [ "unicode-width" "console/unicode-width" ];
+          "futures" = [ "dep:futures-core" ];
+          "improved_unicode" = [ "unicode-segmentation" "unicode-width" "console/unicode-width" ];
+          "in_memory" = [ "vt100" ];
+          "rayon" = [ "dep:rayon" ];
+          "tokio" = [ "dep:tokio" ];
+          "unicode-segmentation" = [ "dep:unicode-segmentation" ];
+          "unicode-width" = [ "dep:unicode-width" ];
+          "vt100" = [ "dep:vt100" ];
+        };
+        resolvedDefaultFeatures = [ "default" "in_memory" "unicode-width" "vt100" ];
+      };
+      "instant" = rec {
+        crateName = "instant";
+        version = "0.1.13";
+        edition = "2018";
+        sha256 = "08h27kzvb5jw74mh0ajv0nv9ggwvgqm8ynjsn2sa9jsks4cjh970";
+        authors = [
+          "sebcrozet <developer@crozet.re>"
+        ];
+        dependencies = [
+          {
+            name = "cfg-if";
+            packageId = "cfg-if";
+          }
+        ];
+        features = {
+          "js-sys" = [ "dep:js-sys" ];
+          "stdweb" = [ "dep:stdweb" ];
+          "wasm-bindgen" = [ "js-sys" "wasm-bindgen_rs" "web-sys" ];
+          "wasm-bindgen_rs" = [ "dep:wasm-bindgen_rs" ];
+          "web-sys" = [ "dep:web-sys" ];
+        };
+      };
       "itoa" = rec {
         crateName = "itoa";
         version = "1.0.11";
@@ -2353,6 +2495,19 @@ rec {
         ];
 
       };
+      "lazy_static" = rec {
+        crateName = "lazy_static";
+        version = "1.5.0";
+        edition = "2015";
+        sha256 = "1zk6dqqni0193xg6iijh7i3i44sryglwgvx20spdvwk3r6sbrlmv";
+        authors = [
+          "Marvin Löbel <loebel.marvin@gmail.com>"
+        ];
+        features = {
+          "spin" = [ "dep:spin" ];
+          "spin_no_std" = [ "spin" ];
+        };
+      };
       "libc" = rec {
         crateName = "libc";
         version = "0.2.159";
@@ -2459,6 +2614,7 @@ rec {
           "sval_ref" = [ "dep:sval_ref" ];
           "value-bag" = [ "dep:value-bag" ];
         };
+        resolvedDefaultFeatures = [ "std" ];
       };
       "lz4" = rec {
         crateName = "lz4";
@@ -2505,6 +2661,22 @@ rec {
         ];
 
       };
+      "matchers" = rec {
+        crateName = "matchers";
+        version = "0.1.0";
+        edition = "2018";
+        sha256 = "0n2mbk7lg2vf962c8xwzdq96yrc9i0p8dbmm4wa1nnkcp1dhfqw2";
+        authors = [
+          "Eliza Weisman <eliza@buoyant.io>"
+        ];
+        dependencies = [
+          {
+            name = "regex-automata";
+            packageId = "regex-automata 0.1.10";
+          }
+        ];
+
+      };
       "memchr" = rec {
         crateName = "memchr";
         version = "2.7.4";
@@ -2923,6 +3095,35 @@ rec {
         };
         resolvedDefaultFeatures = [ "default" "user" ];
       };
+      "nu-ansi-term" = rec {
+        crateName = "nu-ansi-term";
+        version = "0.46.0";
+        edition = "2018";
+        sha256 = "115sywxh53p190lyw97alm14nc004qj5jm5lvdj608z84rbida3p";
+        libName = "nu_ansi_term";
+        authors = [
+          "ogham@bsago.me"
+          "Ryan Scheel (Havvy) <ryan.havvy@gmail.com>"
+          "Josh Triplett <josh@joshtriplett.org>"
+          "The Nushell Project Developers"
+        ];
+        dependencies = [
+          {
+            name = "overload";
+            packageId = "overload";
+          }
+          {
+            name = "winapi";
+            packageId = "winapi";
+            target = { target, features }: ("windows" == target."os" or null);
+            features = [ "consoleapi" "errhandlingapi" "fileapi" "handleapi" "processenv" ];
+          }
+        ];
+        features = {
+          "derive_serde_style" = [ "serde" ];
+          "serde" = [ "dep:serde" ];
+        };
+      };
       "num-traits" = rec {
         crateName = "num-traits";
         version = "0.2.19";
@@ -2951,6 +3152,19 @@ rec {
         };
         resolvedDefaultFeatures = [ "default" "libm" "std" ];
       };
+      "number_prefix" = rec {
+        crateName = "number_prefix";
+        version = "0.4.0";
+        edition = "2015";
+        sha256 = "1wvh13wvlajqxkb1filsfzbrnq0vrmrw298v2j3sy82z1rm282w3";
+        authors = [
+          "Benjamin Sago <ogham@bsago.me>"
+        ];
+        features = {
+          "default" = [ "std" ];
+        };
+        resolvedDefaultFeatures = [ "default" "std" ];
+      };
       "object" = rec {
         crateName = "object";
         version = "0.36.5";
@@ -3004,6 +3218,16 @@ rec {
         };
         resolvedDefaultFeatures = [ "alloc" "default" "race" "std" ];
       };
+      "overload" = rec {
+        crateName = "overload";
+        version = "0.1.1";
+        edition = "2018";
+        sha256 = "0fdgbaqwknillagy1xq7xfgv60qdbk010diwl7s1p0qx7hb16n5i";
+        authors = [
+          "Daniel Salvadori <danaugrs@gmail.com>"
+        ];
+
+      };
       "parking_lot" = rec {
         crateName = "parking_lot";
         version = "0.12.3";
@@ -5024,6 +5248,19 @@ rec {
         };
         resolvedDefaultFeatures = [ "sysinfo" ];
       };
+      "portable-atomic" = rec {
+        crateName = "portable-atomic";
+        version = "1.9.0";
+        edition = "2018";
+        sha256 = "1cmd87qj90panwsi350djb8lsxdryqkkxmimjcz7a1nsysini76c";
+        libName = "portable_atomic";
+        features = {
+          "critical-section" = [ "dep:critical-section" ];
+          "default" = [ "fallback" ];
+          "serde" = [ "dep:serde" ];
+        };
+        resolvedDefaultFeatures = [ "default" "fallback" ];
+      };
       "ppv-lite86" = rec {
         crateName = "ppv-lite86";
         version = "0.2.20";
@@ -5319,13 +5556,13 @@ rec {
           }
           {
             name = "regex-automata";
-            packageId = "regex-automata";
+            packageId = "regex-automata 0.4.8";
             usesDefaultFeatures = false;
             features = [ "alloc" "syntax" "meta" "nfa-pikevm" ];
           }
           {
             name = "regex-syntax";
-            packageId = "regex-syntax";
+            packageId = "regex-syntax 0.8.5";
             usesDefaultFeatures = false;
           }
         ];
@@ -5353,7 +5590,32 @@ rec {
         };
         resolvedDefaultFeatures = [ "default" "perf" "perf-backtrack" "perf-cache" "perf-dfa" "perf-inline" "perf-literal" "perf-onepass" "std" "unicode" "unicode-age" "unicode-bool" "unicode-case" "unicode-gencat" "unicode-perl" "unicode-script" "unicode-segment" ];
       };
-      "regex-automata" = rec {
+      "regex-automata 0.1.10" = rec {
+        crateName = "regex-automata";
+        version = "0.1.10";
+        edition = "2015";
+        sha256 = "0ci1hvbzhrfby5fdpf4ganhf7kla58acad9i1ff1p34dzdrhs8vc";
+        libName = "regex_automata";
+        authors = [
+          "Andrew Gallant <jamslam@gmail.com>"
+        ];
+        dependencies = [
+          {
+            name = "regex-syntax";
+            packageId = "regex-syntax 0.6.29";
+            optional = true;
+          }
+        ];
+        features = {
+          "default" = [ "std" ];
+          "fst" = [ "dep:fst" ];
+          "regex-syntax" = [ "dep:regex-syntax" ];
+          "std" = [ "regex-syntax" ];
+          "transducer" = [ "std" "fst" ];
+        };
+        resolvedDefaultFeatures = [ "default" "regex-syntax" "std" ];
+      };
+      "regex-automata 0.4.8" = rec {
         crateName = "regex-automata";
         version = "0.4.8";
         edition = "2021";
@@ -5378,7 +5640,7 @@ rec {
           }
           {
             name = "regex-syntax";
-            packageId = "regex-syntax";
+            packageId = "regex-syntax 0.8.5";
             optional = true;
             usesDefaultFeatures = false;
           }
@@ -5414,7 +5676,22 @@ rec {
         };
         resolvedDefaultFeatures = [ "alloc" "dfa-onepass" "dfa-search" "hybrid" "meta" "nfa-backtrack" "nfa-pikevm" "nfa-thompson" "perf-inline" "perf-literal" "perf-literal-multisubstring" "perf-literal-substring" "std" "syntax" "unicode" "unicode-age" "unicode-bool" "unicode-case" "unicode-gencat" "unicode-perl" "unicode-script" "unicode-segment" "unicode-word-boundary" ];
       };
-      "regex-syntax" = rec {
+      "regex-syntax 0.6.29" = rec {
+        crateName = "regex-syntax";
+        version = "0.6.29";
+        edition = "2018";
+        sha256 = "1qgj49vm6y3zn1hi09x91jvgkl2b1fiaq402skj83280ggfwcqpi";
+        libName = "regex_syntax";
+        authors = [
+          "The Rust Project Developers"
+        ];
+        features = {
+          "default" = [ "unicode" ];
+          "unicode" = [ "unicode-age" "unicode-bool" "unicode-case" "unicode-gencat" "unicode-perl" "unicode-script" "unicode-segment" ];
+        };
+        resolvedDefaultFeatures = [ "default" "unicode" "unicode-age" "unicode-bool" "unicode-case" "unicode-gencat" "unicode-perl" "unicode-script" "unicode-segment" ];
+      };
+      "regex-syntax 0.8.5" = rec {
         crateName = "regex-syntax";
         version = "0.8.5";
         edition = "2021";
@@ -5706,6 +5983,25 @@ rec {
         };
         resolvedDefaultFeatures = [ "default" "std" ];
       };
+      "sharded-slab" = rec {
+        crateName = "sharded-slab";
+        version = "0.1.7";
+        edition = "2018";
+        sha256 = "1xipjr4nqsgw34k7a2cgj9zaasl2ds6jwn89886kww93d32a637l";
+        libName = "sharded_slab";
+        authors = [
+          "Eliza Weisman <eliza@buoyant.io>"
+        ];
+        dependencies = [
+          {
+            name = "lazy_static";
+            packageId = "lazy_static";
+          }
+        ];
+        features = {
+          "loom" = [ "dep:loom" ];
+        };
+      };
       "shlex" = rec {
         crateName = "shlex";
         version = "1.3.0";
@@ -6248,6 +6544,26 @@ rec {
         ];
 
       };
+      "thread_local" = rec {
+        crateName = "thread_local";
+        version = "1.1.8";
+        edition = "2021";
+        sha256 = "173i5lyjh011gsimk21np9jn8al18rxsrkjli20a7b8ks2xgk7lb";
+        authors = [
+          "Amanieu d'Antras <amanieu@gmail.com>"
+        ];
+        dependencies = [
+          {
+            name = "cfg-if";
+            packageId = "cfg-if";
+          }
+          {
+            name = "once_cell";
+            packageId = "once_cell";
+          }
+        ];
+        features = { };
+      };
       "tokio" = rec {
         crateName = "tokio";
         version = "1.40.0";
@@ -6457,7 +6773,7 @@ rec {
           "tracing-attributes" = [ "dep:tracing-attributes" ];
           "valuable" = [ "tracing-core/valuable" ];
         };
-        resolvedDefaultFeatures = [ "attributes" "default" "std" "tracing-attributes" ];
+        resolvedDefaultFeatures = [ "attributes" "default" "max_level_trace" "release_max_level_debug" "std" "tracing-attributes" ];
       };
       "tracing-attributes" = rec {
         crateName = "tracing-attributes";
@@ -6504,6 +6820,13 @@ rec {
             packageId = "once_cell";
             optional = true;
           }
+          {
+            name = "valuable";
+            packageId = "valuable";
+            optional = true;
+            usesDefaultFeatures = false;
+            target = { target, features }: (target."tracing_unstable" or false);
+          }
         ];
         features = {
           "default" = [ "std" "valuable/std" ];
@@ -6511,7 +6834,224 @@ rec {
           "std" = [ "once_cell" ];
           "valuable" = [ "dep:valuable" ];
         };
-        resolvedDefaultFeatures = [ "once_cell" "std" ];
+        resolvedDefaultFeatures = [ "default" "once_cell" "std" "valuable" ];
+      };
+      "tracing-indicatif" = rec {
+        crateName = "tracing-indicatif";
+        version = "0.3.6";
+        edition = "2021";
+        sha256 = "07cmn4ilw8hdfzc1mirccwkgl160k3x9fhgg7xydj4gy9r181586";
+        libName = "tracing_indicatif";
+        dependencies = [
+          {
+            name = "indicatif";
+            packageId = "indicatif";
+            features = [ "in_memory" ];
+          }
+          {
+            name = "tracing";
+            packageId = "tracing";
+          }
+          {
+            name = "tracing-core";
+            packageId = "tracing-core";
+          }
+          {
+            name = "tracing-subscriber";
+            packageId = "tracing-subscriber";
+          }
+        ];
+
+      };
+      "tracing-log" = rec {
+        crateName = "tracing-log";
+        version = "0.2.0";
+        edition = "2018";
+        sha256 = "1hs77z026k730ij1a9dhahzrl0s073gfa2hm5p0fbl0b80gmz1gf";
+        libName = "tracing_log";
+        authors = [
+          "Tokio Contributors <team@tokio.rs>"
+        ];
+        dependencies = [
+          {
+            name = "log";
+            packageId = "log";
+          }
+          {
+            name = "once_cell";
+            packageId = "once_cell";
+          }
+          {
+            name = "tracing-core";
+            packageId = "tracing-core";
+          }
+        ];
+        features = {
+          "ahash" = [ "dep:ahash" ];
+          "default" = [ "log-tracer" "std" ];
+          "interest-cache" = [ "lru" "ahash" ];
+          "lru" = [ "dep:lru" ];
+          "std" = [ "log/std" ];
+        };
+        resolvedDefaultFeatures = [ "log-tracer" "std" ];
+      };
+      "tracing-subscriber" = rec {
+        crateName = "tracing-subscriber";
+        version = "0.3.18";
+        edition = "2018";
+        sha256 = "12vs1bwk4kig1l2qqjbbn2nm5amwiqmkcmnznylzmnfvjy6083xd";
+        libName = "tracing_subscriber";
+        authors = [
+          "Eliza Weisman <eliza@buoyant.io>"
+          "David Barsky <me@davidbarsky.com>"
+          "Tokio Contributors <team@tokio.rs>"
+        ];
+        dependencies = [
+          {
+            name = "matchers";
+            packageId = "matchers";
+            optional = true;
+          }
+          {
+            name = "nu-ansi-term";
+            packageId = "nu-ansi-term";
+            optional = true;
+          }
+          {
+            name = "once_cell";
+            packageId = "once_cell";
+            optional = true;
+          }
+          {
+            name = "regex";
+            packageId = "regex";
+            optional = true;
+            usesDefaultFeatures = false;
+            features = [ "std" "unicode-case" "unicode-perl" ];
+          }
+          {
+            name = "sharded-slab";
+            packageId = "sharded-slab";
+            optional = true;
+          }
+          {
+            name = "smallvec";
+            packageId = "smallvec";
+            optional = true;
+          }
+          {
+            name = "thread_local";
+            packageId = "thread_local";
+            optional = true;
+          }
+          {
+            name = "tracing";
+            packageId = "tracing";
+            optional = true;
+            usesDefaultFeatures = false;
+          }
+          {
+            name = "tracing-core";
+            packageId = "tracing-core";
+            usesDefaultFeatures = false;
+          }
+          {
+            name = "tracing-log";
+            packageId = "tracing-log";
+            optional = true;
+            usesDefaultFeatures = false;
+            features = [ "log-tracer" "std" ];
+          }
+        ];
+        devDependencies = [
+          {
+            name = "regex";
+            packageId = "regex";
+            usesDefaultFeatures = false;
+            features = [ "std" ];
+          }
+          {
+            name = "tracing";
+            packageId = "tracing";
+          }
+          {
+            name = "tracing-log";
+            packageId = "tracing-log";
+          }
+        ];
+        features = {
+          "ansi" = [ "fmt" "nu-ansi-term" ];
+          "chrono" = [ "dep:chrono" ];
+          "default" = [ "smallvec" "fmt" "ansi" "tracing-log" "std" ];
+          "env-filter" = [ "matchers" "regex" "once_cell" "tracing" "std" "thread_local" ];
+          "fmt" = [ "registry" "std" ];
+          "json" = [ "tracing-serde" "serde" "serde_json" ];
+          "local-time" = [ "time/local-offset" ];
+          "matchers" = [ "dep:matchers" ];
+          "nu-ansi-term" = [ "dep:nu-ansi-term" ];
+          "once_cell" = [ "dep:once_cell" ];
+          "parking_lot" = [ "dep:parking_lot" ];
+          "regex" = [ "dep:regex" ];
+          "registry" = [ "sharded-slab" "thread_local" "std" ];
+          "serde" = [ "dep:serde" ];
+          "serde_json" = [ "dep:serde_json" ];
+          "sharded-slab" = [ "dep:sharded-slab" ];
+          "smallvec" = [ "dep:smallvec" ];
+          "std" = [ "alloc" "tracing-core/std" ];
+          "thread_local" = [ "dep:thread_local" ];
+          "time" = [ "dep:time" ];
+          "tracing" = [ "dep:tracing" ];
+          "tracing-log" = [ "dep:tracing-log" ];
+          "tracing-serde" = [ "dep:tracing-serde" ];
+          "valuable" = [ "tracing-core/valuable" "valuable_crate" "valuable-serde" "tracing-serde/valuable" ];
+          "valuable-serde" = [ "dep:valuable-serde" ];
+          "valuable_crate" = [ "dep:valuable_crate" ];
+        };
+        resolvedDefaultFeatures = [ "alloc" "ansi" "default" "env-filter" "fmt" "matchers" "nu-ansi-term" "once_cell" "regex" "registry" "sharded-slab" "smallvec" "std" "thread_local" "tracing" "tracing-log" ];
+      };
+      "tvix-tracing" = rec {
+        crateName = "tvix-tracing";
+        version = "0.1.0";
+        edition = "2021";
+        src = lib.cleanSourceWith { filter = sourceFilter; src = ../../../tvix/tracing; };
+        libName = "tvix_tracing";
+        dependencies = [
+          {
+            name = "indicatif";
+            packageId = "indicatif";
+          }
+          {
+            name = "thiserror";
+            packageId = "thiserror";
+          }
+          {
+            name = "tokio";
+            packageId = "tokio";
+            features = [ "sync" "rt" ];
+          }
+          {
+            name = "tracing";
+            packageId = "tracing";
+            features = [ "max_level_trace" "release_max_level_debug" ];
+          }
+          {
+            name = "tracing-indicatif";
+            packageId = "tracing-indicatif";
+          }
+          {
+            name = "tracing-subscriber";
+            packageId = "tracing-subscriber";
+            features = [ "env-filter" ];
+          }
+        ];
+        features = {
+          "axum" = [ "dep:axum" ];
+          "otlp" = [ "dep:tracing-opentelemetry" "dep:opentelemetry" "dep:opentelemetry-otlp" "dep:opentelemetry_sdk" "dep:opentelemetry-http" "reqwest-tracing?/opentelemetry_0_22" ];
+          "reqwest" = [ "dep:reqwest-tracing" ];
+          "tonic" = [ "dep:tonic" "dep:http" ];
+          "tracy" = [ "dep:tracing-tracy" ];
+        };
+        resolvedDefaultFeatures = [ "default" ];
       };
       "typenum" = rec {
         crateName = "typenum";
@@ -6558,6 +7098,31 @@ rec {
         };
         resolvedDefaultFeatures = [ "cjk" "default" ];
       };
+      "utf8parse" = rec {
+        crateName = "utf8parse";
+        version = "0.2.2";
+        edition = "2018";
+        sha256 = "088807qwjq46azicqwbhlmzwrbkz7l4hpw43sdkdyyk524vdxaq6";
+        authors = [
+          "Joe Wilm <joe@jwilm.com>"
+          "Christian Duerr <contact@christianduerr.com>"
+        ];
+        features = { };
+        resolvedDefaultFeatures = [ "default" ];
+      };
+      "valuable" = rec {
+        crateName = "valuable";
+        version = "0.1.0";
+        edition = "2018";
+        sha256 = "0v9gp3nkjbl30z0fd56d8mx7w1csk86wwjhfjhr400wh9mfpw2w3";
+        features = {
+          "default" = [ "std" ];
+          "derive" = [ "valuable-derive" ];
+          "std" = [ "alloc" ];
+          "valuable-derive" = [ "dep:valuable-derive" ];
+        };
+        resolvedDefaultFeatures = [ "alloc" "std" ];
+      };
       "version_check" = rec {
         crateName = "version_check";
         version = "0.9.5";
@@ -6568,6 +7133,97 @@ rec {
         ];
 
       };
+      "vt100" = rec {
+        crateName = "vt100";
+        version = "0.15.2";
+        edition = "2021";
+        sha256 = "1pklc8y984axmxr0cd363srr2d27wd5rj15xlcmkjznvy0xqdkc4";
+        authors = [
+          "Jesse Luehrs <doy@tozt.net>"
+        ];
+        dependencies = [
+          {
+            name = "itoa";
+            packageId = "itoa";
+          }
+          {
+            name = "log";
+            packageId = "log";
+          }
+          {
+            name = "unicode-width";
+            packageId = "unicode-width";
+          }
+          {
+            name = "vte";
+            packageId = "vte";
+          }
+        ];
+        devDependencies = [
+          {
+            name = "vte";
+            packageId = "vte";
+          }
+        ];
+
+      };
+      "vte" = rec {
+        crateName = "vte";
+        version = "0.11.1";
+        edition = "2021";
+        sha256 = "15r1ff4j8ndqj9vsyil3wqwxhhl7jsz5g58f31n0h1wlpxgjn0pm";
+        authors = [
+          "Joe Wilm <joe@jwilm.com>"
+          "Christian Duerr <contact@christianduerr.com>"
+        ];
+        dependencies = [
+          {
+            name = "arrayvec";
+            packageId = "arrayvec";
+            optional = true;
+            usesDefaultFeatures = false;
+          }
+          {
+            name = "utf8parse";
+            packageId = "utf8parse";
+          }
+          {
+            name = "vte_generate_state_changes";
+            packageId = "vte_generate_state_changes";
+          }
+        ];
+        features = {
+          "ansi" = [ "log" ];
+          "arrayvec" = [ "dep:arrayvec" ];
+          "default" = [ "no_std" ];
+          "log" = [ "dep:log" ];
+          "nightly" = [ "utf8parse/nightly" ];
+          "no_std" = [ "arrayvec" ];
+          "serde" = [ "dep:serde" ];
+        };
+        resolvedDefaultFeatures = [ "arrayvec" "default" "no_std" ];
+      };
+      "vte_generate_state_changes" = rec {
+        crateName = "vte_generate_state_changes";
+        version = "0.1.2";
+        edition = "2018";
+        sha256 = "0biwgpcji3w4llz7h4bi8c2rwqchm9gmyr7dnjki1m853gp9ndif";
+        procMacro = true;
+        authors = [
+          "Christian Duerr <contact@christianduerr.com>"
+        ];
+        dependencies = [
+          {
+            name = "proc-macro2";
+            packageId = "proc-macro2";
+          }
+          {
+            name = "quote";
+            packageId = "quote";
+          }
+        ];
+
+      };
       "wasi" = rec {
         crateName = "wasi";
         version = "0.11.0+wasi-snapshot-preview1";
@@ -6789,6 +7445,18 @@ rec {
             name = "safer_owning_ref";
             packageId = "safer_owning_ref";
           }
+          {
+            name = "tracing";
+            packageId = "tracing";
+          }
+          {
+            name = "tracing-indicatif";
+            packageId = "tracing-indicatif";
+          }
+          {
+            name = "tvix-tracing";
+            packageId = "tvix-tracing";
+          }
         ];
 
       };
@@ -6815,7 +7483,7 @@ rec {
         features = {
           "debug" = [ "impl-debug" ];
         };
-        resolvedDefaultFeatures = [ "cfg" "consoleapi" "evntrace" "handleapi" "impl-default" "in6addr" "inaddr" "minwinbase" "ntsecapi" "processenv" "synchapi" "winbase" "windef" "winerror" "winioctl" "winuser" ];
+        resolvedDefaultFeatures = [ "cfg" "consoleapi" "errhandlingapi" "evntrace" "fileapi" "handleapi" "impl-default" "in6addr" "inaddr" "minwinbase" "ntsecapi" "processenv" "synchapi" "winbase" "windef" "winerror" "winioctl" "winuser" ];
       };
       "winapi-i686-pc-windows-gnu" = rec {
         crateName = "winapi-i686-pc-windows-gnu";
@@ -7784,7 +8452,7 @@ rec {
           "Win32_Web" = [ "Win32" ];
           "Win32_Web_InternetExplorer" = [ "Win32_Web" ];
         };
-        resolvedDefaultFeatures = [ "Wdk" "Wdk_Foundation" "Wdk_Storage" "Wdk_Storage_FileSystem" "Wdk_System" "Wdk_System_IO" "Win32" "Win32_Foundation" "Win32_Networking" "Win32_Networking_WinSock" "Win32_Security" "Win32_Storage" "Win32_Storage_FileSystem" "Win32_System" "Win32_System_Com" "Win32_System_IO" "Win32_System_Pipes" "Win32_System_SystemServices" "Win32_System_Threading" "Win32_System_WindowsProgramming" "Win32_UI" "Win32_UI_Shell" "default" ];
+        resolvedDefaultFeatures = [ "Wdk" "Wdk_Foundation" "Wdk_Storage" "Wdk_Storage_FileSystem" "Wdk_System" "Wdk_System_IO" "Win32" "Win32_Foundation" "Win32_Networking" "Win32_Networking_WinSock" "Win32_Security" "Win32_Storage" "Win32_Storage_FileSystem" "Win32_System" "Win32_System_Com" "Win32_System_Console" "Win32_System_IO" "Win32_System_Pipes" "Win32_System_SystemServices" "Win32_System_Threading" "Win32_System_WindowsProgramming" "Win32_UI" "Win32_UI_Input" "Win32_UI_Input_KeyboardAndMouse" "Win32_UI_Shell" "default" ];
       };
       "windows-targets" = rec {
         crateName = "windows-targets";
diff --git a/users/edef/weave/Cargo.toml b/users/edef/weave/Cargo.toml
index 55b4e187defe..936428526046 100644
--- a/users/edef/weave/Cargo.toml
+++ b/users/edef/weave/Cargo.toml
@@ -14,6 +14,9 @@ nix-compat = { version = "0.1.0", path = "../../../tvix/nix-compat" }
 safer_owning_ref = "0.5.0"
 rayon = "1.8.1"
 rustc-hash = "2.0.0"
+tvix-tracing = { version = "0.1.0", path = "../../../tvix/tracing" }
+tracing = "0.1.40"
+tracing-indicatif = "0.3.6"
 
 [dependencies.polars]
 version = "0.36.2"
diff --git a/users/edef/weave/src/bin/swizzle.rs b/users/edef/weave/src/bin/swizzle.rs
index bcea3edfada9..840a53454f57 100644
--- a/users/edef/weave/src/bin/swizzle.rs
+++ b/users/edef/weave/src/bin/swizzle.rs
@@ -36,17 +36,27 @@ use polars::{
     lazy::dsl::{col, SpecialEq},
     prelude::*,
 };
+use tracing::info_span;
+use tracing_indicatif::span_ext::IndicatifSpanExt as _;
 
-use weave::{as_fixed_binary, hash64, leak, load_ph_array, DONE, INDEX_NULL};
+use weave::{as_fixed_binary, hash64, leak, load_ph_array, INDEX_NULL};
 
+#[tracing::instrument]
 fn main() -> Result<()> {
+    let _tracing = tvix_tracing::TracingBuilder::default()
+        .enable_progressbar()
+        .build()?;
+
     let ph_array: &'static [[u8; 20]] = leak(load_ph_array()?);
 
     // TODO(edef): re-parallelise this
     // We originally parallelised on chunks, but ph_array is only a single chunk, due to how Parquet loading works.
     // TODO(edef): outline the 64-bit hash prefix? it's an indirection, but it saves ~2G of memory
-    eprint!("… build index\r");
     let ph_map: &'static HashTable<(u64, u32)> = {
+        let span = info_span!("ph_map", indicatif.pb_show = tracing::field::Empty).entered();
+        span.pb_set_message("build index");
+        span.pb_start();
+
         let mut ph_map = HashTable::with_capacity(ph_array.len());
 
         for (offset, item) in ph_array.iter().enumerate() {
@@ -57,7 +67,6 @@ fn main() -> Result<()> {
 
         &*Box::leak(Box::new(ph_map))
     };
-    eprintln!("{DONE}");
 
     let ph_to_idx = |key: &[u8; 20]| -> u32 {
         let hash = hash64(key);
@@ -69,35 +78,41 @@ fn main() -> Result<()> {
             .unwrap_or(INDEX_NULL)
     };
 
-    eprint!("… swizzle references\r");
-    LazyFrame::scan_parquet("narinfo.parquet", ScanArgsParquet::default())?
-        .with_column(
-            col("references")
-                .map(
-                    move |series: Series| -> PolarsResult<Option<Series>> {
-                        Ok(Some(
-                            series
-                                .list()?
-                                .apply_to_inner(&|series: Series| -> PolarsResult<Series> {
-                                    let series = series.binary()?;
-                                    let mut out: Vec<u32> = Vec::with_capacity(series.len());
-                                    out.extend(as_fixed_binary(series).flatten().map(ph_to_idx));
-                                    Ok(Series::from_vec("reference_idxs", out))
-                                })?
-                                .into_series(),
-                        ))
-                    },
-                    SpecialEq::from_type(DataType::List(DataType::UInt32.into())),
-                )
-                .alias("reference_idxs"),
-        )
-        .select([col("reference_idxs")])
-        .with_streaming(true)
-        .sink_parquet(
-            "narinfo-references.parquet".into(),
-            ParquetWriteOptions::default(),
-        )?;
-    eprintln!("{DONE}");
+    {
+        let span = info_span!("swizzle_refs", indicatif.pb_show = tracing::field::Empty).entered();
+        span.pb_set_message("swizzle references");
+        span.pb_start();
+
+        LazyFrame::scan_parquet("narinfo.parquet", ScanArgsParquet::default())?
+            .with_column(
+                col("references")
+                    .map(
+                        move |series: Series| -> PolarsResult<Option<Series>> {
+                            Ok(Some(
+                                series
+                                    .list()?
+                                    .apply_to_inner(&|series: Series| -> PolarsResult<Series> {
+                                        let series = series.binary()?;
+                                        let mut out: Vec<u32> = Vec::with_capacity(series.len());
+                                        out.extend(
+                                            as_fixed_binary(series).flatten().map(ph_to_idx),
+                                        );
+                                        Ok(Series::from_vec("reference_idxs", out))
+                                    })?
+                                    .into_series(),
+                            ))
+                        },
+                        SpecialEq::from_type(DataType::List(DataType::UInt32.into())),
+                    )
+                    .alias("reference_idxs"),
+            )
+            .select([col("reference_idxs")])
+            .with_streaming(true)
+            .sink_parquet(
+                "narinfo-references.parquet".into(),
+                ParquetWriteOptions::default(),
+            )?;
+    };
 
     Ok(())
 }
diff --git a/users/edef/weave/src/lib.rs b/users/edef/weave/src/lib.rs
index 4ccd566ca52d..ff5bf9232676 100644
--- a/users/edef/weave/src/lib.rs
+++ b/users/edef/weave/src/lib.rs
@@ -8,6 +8,7 @@ use std::{
     slice,
     sync::Arc,
 };
+use tracing_indicatif::span_ext::IndicatifSpanExt as _;
 
 use polars::{
     datatypes::BinaryChunked,
@@ -20,7 +21,6 @@ pub type FixedBytes<const N: usize> =
     ArcRef<'static, polars::export::arrow::buffer::Bytes<u8>, [[u8; N]]>;
 
 pub const INDEX_NULL: u32 = !0;
-pub const DONE: &str = "\u{2714}";
 
 /// A terrific hash function, turning 20 bytes of cryptographic hash
 /// into 8 bytes of cryptographic hash.
@@ -42,8 +42,13 @@ pub fn leak<O, T: ?Sized>(r: OwningRef<Arc<O>, T>) -> &T {
 
 /// Read a dense `store_path_hash` array from `narinfo.parquet`,
 /// returning it as an owned [FixedBytes].
+#[tracing::instrument(fields(indicatif.pb_show = tracing::field::Empty))]
 pub fn load_ph_array() -> Result<FixedBytes<20>> {
-    eprint!("… load store_path_hash\r");
+    let span = tracing::Span::current();
+
+    span.pb_set_message("load store_path_hash");
+    span.pb_start();
+
     // TODO(edef): this could use a further pushdown, since polars is more hindrance than help here
     // We know this has to fit in memory (we can't mmap it without further encoding constraints),
     // and we want a single `Vec<[u8; 20]>` of the data.
@@ -57,7 +62,6 @@ pub fn load_ph_array() -> Result<FixedBytes<20>> {
     );
 
     u32::try_from(ph_array.len()).expect("dataset exceeds 2^32");
-    eprintln!("{DONE}");
 
     Ok(ph_array)
 }
diff --git a/users/edef/weave/src/main.rs b/users/edef/weave/src/main.rs
index b86992c279d1..b1dd27d8c1af 100644
--- a/users/edef/weave/src/main.rs
+++ b/users/edef/weave/src/main.rs
@@ -15,6 +15,8 @@ use std::{
     ops::Index,
     sync::atomic::{AtomicU32, Ordering},
 };
+use tracing::{info_span, warn};
+use tracing_indicatif::span_ext::IndicatifSpanExt;
 
 use polars::{
     datatypes::StaticArray,
@@ -23,36 +25,48 @@ use polars::{
     prelude::*,
 };
 
-use weave::{as_fixed_binary, hash64, DONE, INDEX_NULL};
+use weave::{as_fixed_binary, hash64, INDEX_NULL};
 
+#[tracing::instrument]
 fn main() -> Result<()> {
-    eprint!("… parse roots\r");
-    let roots: PathSet32 = as_fixed_binary::<20>(
-        LazyFrame::scan_parquet("releases.parquet", ScanArgsParquet::default())?
-            .explode([col("store_path_hash")])
-            .select([col("store_path_hash")])
-            .collect()?
-            .column("store_path_hash")?
-            .binary()?,
-    )
-    .flatten()
-    .collect();
-    eprintln!("{DONE}");
+    let _tracing = tvix_tracing::TracingBuilder::default()
+        .enable_progressbar()
+        .build()?;
+
+    let roots: PathSet32 = {
+        let span = info_span!("parse_roots", indicatif.pb_show = tracing::field::Empty).entered();
+        span.pb_set_message("parse roots");
+        span.pb_start();
+
+        as_fixed_binary::<20>(
+            LazyFrame::scan_parquet("releases.parquet", ScanArgsParquet::default())?
+                .explode([col("store_path_hash")])
+                .select([col("store_path_hash")])
+                .collect()?
+                .column("store_path_hash")?
+                .binary()?,
+        )
+        .flatten()
+        .collect()
+    };
 
     {
-        let ph_array = weave::load_ph_array()?;
-
-        eprint!("… resolve roots\r");
-        ph_array.par_iter().enumerate().for_each(|(idx, h)| {
-            if let Some(idx_slot) = roots.find(h) {
-                assert_eq!(
-                    idx_slot.swap(idx as u32, Ordering::Relaxed),
-                    INDEX_NULL,
-                    "duplicate entry"
-                );
-            }
-        });
-        eprintln!("{DONE}");
+        let span = info_span!("resolve_roots", indicatif.pb_show = tracing::field::Empty).entered();
+        span.pb_set_message("resolve roots");
+        span.pb_start();
+
+        weave::load_ph_array()?
+            .into_par_iter()
+            .enumerate()
+            .for_each(|(idx, h)| {
+                if let Some(idx_slot) = roots.find(h) {
+                    assert_eq!(
+                        idx_slot.swap(idx as u32, Ordering::Relaxed),
+                        INDEX_NULL,
+                        "duplicate entry"
+                    );
+                }
+            });
     }
 
     let mut todo = FxHashSet::default();
@@ -67,17 +81,28 @@ fn main() -> Result<()> {
             }
             todo.insert(idx);
         }
-        println!("skipping {unknown_roots} unknown roots");
-    }
 
-    eprint!("… load reference_idxs\r");
-    let ri_array = ParquetReader::new(File::open("narinfo-references.parquet")?)
-        .finish()?
-        .column("reference_idxs")?
-        .list()?
-        .clone();
+        if unknown_roots != 0 {
+            warn!("skipping {unknown_roots} unknown roots");
+        }
+    }
 
+    let ri_array;
     let ri_array = {
+        let span = info_span!(
+            "load_reference_idxs",
+            indicatif.pb_show = tracing::field::Empty
+        )
+        .entered();
+        span.pb_set_message("load reference_idxs");
+        span.pb_start();
+
+        ri_array = ParquetReader::new(File::open("narinfo-references.parquet")?)
+            .finish()?
+            .column("reference_idxs")?
+            .list()?
+            .clone();
+
         ChunkedList::new(ri_array.downcast_iter().map(|chunk| {
             (
                 chunk.offsets(),
@@ -91,48 +116,63 @@ fn main() -> Result<()> {
             )
         }))
     };
-    eprintln!("{DONE}");
 
     let mut seen = todo.clone();
-    while !todo.is_empty() {
-        println!("todo: {} seen: {}", todo.len(), seen.len());
-
-        todo = todo
-            .par_iter()
-            .flat_map(|&parent| {
-                if parent == INDEX_NULL {
-                    return FxHashSet::default();
-                }
+    {
+        let span = info_span!("mark", indicatif.pb_show = tracing::field::Empty).entered();
+        span.pb_set_message("marking");
+        span.pb_set_style(&tvix_tracing::PB_PROGRESS_STYLE);
+
+        while !todo.is_empty() {
+            span.pb_set_length(seen.len() as u64);
+            span.pb_set_position(seen.len().saturating_sub(todo.len()) as u64);
+
+            todo = todo
+                .par_iter()
+                .flat_map(|&parent| {
+                    if parent == INDEX_NULL {
+                        return FxHashSet::default();
+                    }
+
+                    ri_array[parent as usize]
+                        .iter()
+                        .cloned()
+                        .filter(|child| !seen.contains(child))
+                        .collect::<FxHashSet<u32>>()
+                })
+                .collect();
+
+            for &index in &todo {
+                seen.insert(index);
+            }
+        }
 
-                ri_array[parent as usize]
-                    .iter()
-                    .cloned()
-                    .filter(|child| !seen.contains(child))
-                    .collect::<FxHashSet<u32>>()
-            })
-            .collect();
+        span.pb_set_length(seen.len() as u64);
+        span.pb_set_position(seen.len() as u64);
 
-        for &index in &todo {
-            seen.insert(index);
+        if seen.remove(&INDEX_NULL) {
+            warn!("WARNING: missing edges");
         }
     }
 
-    println!("done: {} paths", seen.len());
+    let seen = {
+        let span = info_span!("gather_live", indicatif.pb_show = tracing::field::Empty).entered();
+        span.pb_set_message("gathering live set");
 
-    if seen.remove(&INDEX_NULL) {
-        println!("WARNING: missing edges");
-    }
+        let mut seen: Vec<u32> = seen.into_iter().collect();
+        seen.par_sort();
+        seen
+    };
 
-    eprint!("… gathering live set\r");
-    let mut seen: Vec<u32> = seen.into_iter().collect();
-    seen.par_sort();
-    eprintln!("{DONE}");
+    {
+        let span = info_span!("write_output", indicatif.pb_show = tracing::field::Empty).entered();
+        span.pb_set_message("writing output");
+        span.pb_start();
 
-    eprint!("… writing output\r");
-    ParquetWriter::new(File::create("live_idxs.parquet")?).finish(&mut df! {
-        "live_idx" => seen,
-    }?)?;
-    eprintln!("{DONE}");
+        ParquetWriter::new(File::create("live_idxs.parquet")?).finish(&mut df! {
+            "live_idx" => seen,
+        }?)?;
+    }
 
     Ok(())
 }