[INFO] fetching crate taskchain 0.1.4...
[INFO] building taskchain-0.1.4 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate taskchain 0.1.4 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate taskchain 0.1.4
[INFO] finished tweaking crates.io crate taskchain 0.1.4
[INFO] tweaked toml for crates.io crate taskchain 0.1.4 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate taskchain 0.1.4 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 92 packages to latest compatible versions
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.16)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 543378f5b45898d4c207c8700ad2b489bdf70cf9b13093216568e5020330f615
[INFO] running `Command { std: "docker" "start" "-a" "543378f5b45898d4c207c8700ad2b489bdf70cf9b13093216568e5020330f615", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "543378f5b45898d4c207c8700ad2b489bdf70cf9b13093216568e5020330f615", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "543378f5b45898d4c207c8700ad2b489bdf70cf9b13093216568e5020330f615", kill_on_drop: false }`
[INFO] [stdout] 543378f5b45898d4c207c8700ad2b489bdf70cf9b13093216568e5020330f615
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f9cc8179ec04eadcea0e8fa3e126f12c18d763a68e71a69fe65a4bca62300957
[INFO] running `Command { std: "docker" "start" "-a" "f9cc8179ec04eadcea0e8fa3e126f12c18d763a68e71a69fe65a4bca62300957", kill_on_drop: false }`
[INFO] [stderr]    Compiling strum v0.27.2
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling strum_macros v0.27.2
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling taskchain v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.84s
[INFO] running `Command { std: "docker" "inspect" "f9cc8179ec04eadcea0e8fa3e126f12c18d763a68e71a69fe65a4bca62300957", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9cc8179ec04eadcea0e8fa3e126f12c18d763a68e71a69fe65a4bca62300957", kill_on_drop: false }`
[INFO] [stdout] f9cc8179ec04eadcea0e8fa3e126f12c18d763a68e71a69fe65a4bca62300957
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a86b6d85b6e3eb3e2f39260454c56ce951b59f8c40d614d0184b8c5c88e1910
[INFO] running `Command { std: "docker" "start" "-a" "4a86b6d85b6e3eb3e2f39260454c56ce951b59f8c40d614d0184b8c5c88e1910", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling anstyle v1.0.11
[INFO] [stderr]    Compiling half v2.6.0
[INFO] [stderr]    Compiling clap_lex v0.7.5
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling anstyle-parse v0.2.7
[INFO] [stderr]    Compiling anstyle-query v1.1.4
[INFO] [stderr]    Compiling colorchoice v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling jiff v0.2.15
[INFO] [stderr]    Compiling clap_builder v4.5.48
[INFO] [stderr]    Compiling anstream v0.6.20
[INFO] [stderr]    Compiling taskchain v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling criterion-plot v0.6.0
[INFO] [stderr]    Compiling clap v4.5.48
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling env_filter v0.1.3
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling env_logger v0.11.8
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling criterion v0.7.0
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 20.64s
[INFO] running `Command { std: "docker" "inspect" "4a86b6d85b6e3eb3e2f39260454c56ce951b59f8c40d614d0184b8c5c88e1910", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a86b6d85b6e3eb3e2f39260454c56ce951b59f8c40d614d0184b8c5c88e1910", kill_on_drop: false }`
[INFO] [stdout] 4a86b6d85b6e3eb3e2f39260454c56ce951b59f8c40d614d0184b8c5c88e1910