[INFO] fetching crate hello_lib 0.1.6...
[INFO] testing hello_lib-0.1.6 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate hello_lib 0.1.6 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate hello_lib 0.1.6
[INFO] finished tweaking crates.io crate hello_lib 0.1.6
[INFO] tweaked toml for crates.io crate hello_lib 0.1.6 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate hello_lib 0.1.6 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 62a746175603ba9f9c7a1a98ebe3ce1fd0037da825457815315bd0d5fc0b64e6
[INFO] running `Command { std: "docker" "start" "-a" "62a746175603ba9f9c7a1a98ebe3ce1fd0037da825457815315bd0d5fc0b64e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62a746175603ba9f9c7a1a98ebe3ce1fd0037da825457815315bd0d5fc0b64e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62a746175603ba9f9c7a1a98ebe3ce1fd0037da825457815315bd0d5fc0b64e6", kill_on_drop: false }`
[INFO] [stdout] 62a746175603ba9f9c7a1a98ebe3ce1fd0037da825457815315bd0d5fc0b64e6
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 053180f6b41e6dcf51087f48c2ffad5774bfe7ebd5110262f6e07249e337d40c
[INFO] running `Command { std: "docker" "start" "-a" "053180f6b41e6dcf51087f48c2ffad5774bfe7ebd5110262f6e07249e337d40c", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello_lib v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "053180f6b41e6dcf51087f48c2ffad5774bfe7ebd5110262f6e07249e337d40c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "053180f6b41e6dcf51087f48c2ffad5774bfe7ebd5110262f6e07249e337d40c", kill_on_drop: false }`
[INFO] [stdout] 053180f6b41e6dcf51087f48c2ffad5774bfe7ebd5110262f6e07249e337d40c
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8454ddec166b359d5a237de84b1c283b83997b8a5088fe19b306cf962493167e
[INFO] running `Command { std: "docker" "start" "-a" "8454ddec166b359d5a237de84b1c283b83997b8a5088fe19b306cf962493167e", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello_lib v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "8454ddec166b359d5a237de84b1c283b83997b8a5088fe19b306cf962493167e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8454ddec166b359d5a237de84b1c283b83997b8a5088fe19b306cf962493167e", kill_on_drop: false }`
[INFO] [stdout] 8454ddec166b359d5a237de84b1c283b83997b8a5088fe19b306cf962493167e
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d6f19a0b3b6737e62a5f642bfd8e72a08ecc53ad1e860e8a1f5c735073b3c31e
[INFO] running `Command { std: "docker" "start" "-a" "d6f19a0b3b6737e62a5f642bfd8e72a08ecc53ad1e860e8a1f5c735073b3c31e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/hello_lib-c2d4e6ce47ea122a)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests hello_lib
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d6f19a0b3b6737e62a5f642bfd8e72a08ecc53ad1e860e8a1f5c735073b3c31e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6f19a0b3b6737e62a5f642bfd8e72a08ecc53ad1e860e8a1f5c735073b3c31e", kill_on_drop: false }`
[INFO] [stdout] d6f19a0b3b6737e62a5f642bfd8e72a08ecc53ad1e860e8a1f5c735073b3c31e