[INFO] fetching crate ferrocene 0.1.0...
[INFO] testing ferrocene-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate ferrocene 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate ferrocene 0.1.0
[INFO] finished tweaking crates.io crate ferrocene 0.1.0
[INFO] tweaked toml for crates.io crate ferrocene 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ferrocene 0.1.0 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] 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] b1c3ffa61b16f95bf3dd1d7b526684fb5b660c5ca0035e5b370c2fc2247011a8
[INFO] running `Command { std: "docker" "start" "-a" "b1c3ffa61b16f95bf3dd1d7b526684fb5b660c5ca0035e5b370c2fc2247011a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1c3ffa61b16f95bf3dd1d7b526684fb5b660c5ca0035e5b370c2fc2247011a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1c3ffa61b16f95bf3dd1d7b526684fb5b660c5ca0035e5b370c2fc2247011a8", kill_on_drop: false }`
[INFO] [stdout] b1c3ffa61b16f95bf3dd1d7b526684fb5b660c5ca0035e5b370c2fc2247011a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] edb05f0e952239ba069a449489de0e30499379d4f2f9f0c7e78a543ab1b0876b
[INFO] running `Command { std: "docker" "start" "-a" "edb05f0e952239ba069a449489de0e30499379d4f2f9f0c7e78a543ab1b0876b", kill_on_drop: false }`
[INFO] [stderr]    Compiling ferrocene v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "edb05f0e952239ba069a449489de0e30499379d4f2f9f0c7e78a543ab1b0876b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edb05f0e952239ba069a449489de0e30499379d4f2f9f0c7e78a543ab1b0876b", kill_on_drop: false }`
[INFO] [stdout] edb05f0e952239ba069a449489de0e30499379d4f2f9f0c7e78a543ab1b0876b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] eb80e6ceaac12ff3ccd817888ddf2294ad381232cfe93bd74b555f070a20d660
[INFO] running `Command { std: "docker" "start" "-a" "eb80e6ceaac12ff3ccd817888ddf2294ad381232cfe93bd74b555f070a20d660", kill_on_drop: false }`
[INFO] [stderr]    Compiling ferrocene v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "eb80e6ceaac12ff3ccd817888ddf2294ad381232cfe93bd74b555f070a20d660", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb80e6ceaac12ff3ccd817888ddf2294ad381232cfe93bd74b555f070a20d660", kill_on_drop: false }`
[INFO] [stdout] eb80e6ceaac12ff3ccd817888ddf2294ad381232cfe93bd74b555f070a20d660
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] d2f8ac510b1349ba85676e574a917cfcd6d13b1bfae6b80a5363ecaba6f62697
[INFO] running `Command { std: "docker" "start" "-a" "d2f8ac510b1349ba85676e574a917cfcd6d13b1bfae6b80a5363ecaba6f62697", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ferrocene-0dbc22a902dc1a2c)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ferrocene
[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" "d2f8ac510b1349ba85676e574a917cfcd6d13b1bfae6b80a5363ecaba6f62697", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2f8ac510b1349ba85676e574a917cfcd6d13b1bfae6b80a5363ecaba6f62697", kill_on_drop: false }`
[INFO] [stdout] d2f8ac510b1349ba85676e574a917cfcd6d13b1bfae6b80a5363ecaba6f62697