[INFO] fetching crate just-for-test 0.1.0...
[INFO] testing just-for-test-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate just-for-test 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate just-for-test 0.1.0
[INFO] finished tweaking crates.io crate just-for-test 0.1.0
[INFO] tweaked toml for crates.io crate just-for-test 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate just-for-test 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] crate crates.io crate just-for-test 0.1.0 already has a lockfile, it will not be regenerated
[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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 46fbc64831c27a0aaf6ef10c89499e82e48939efa9097a01cc3416c29df42983
[INFO] running `Command { std: "docker" "start" "-a" "46fbc64831c27a0aaf6ef10c89499e82e48939efa9097a01cc3416c29df42983", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46fbc64831c27a0aaf6ef10c89499e82e48939efa9097a01cc3416c29df42983", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46fbc64831c27a0aaf6ef10c89499e82e48939efa9097a01cc3416c29df42983", kill_on_drop: false }`
[INFO] [stdout] 46fbc64831c27a0aaf6ef10c89499e82e48939efa9097a01cc3416c29df42983
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 3e54e598cf55826f264c302a307706b7d17b36341cad4629ecd46a9342c49d25
[INFO] running `Command { std: "docker" "start" "-a" "3e54e598cf55826f264c302a307706b7d17b36341cad4629ecd46a9342c49d25", kill_on_drop: false }`
[INFO] [stderr]    Compiling just-for-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "3e54e598cf55826f264c302a307706b7d17b36341cad4629ecd46a9342c49d25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e54e598cf55826f264c302a307706b7d17b36341cad4629ecd46a9342c49d25", kill_on_drop: false }`
[INFO] [stdout] 3e54e598cf55826f264c302a307706b7d17b36341cad4629ecd46a9342c49d25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 38d8220657d5c7d3fd309ca14b44c99aef3a59e7a8176c0f8657a87d7544fe2c
[INFO] running `Command { std: "docker" "start" "-a" "38d8220657d5c7d3fd309ca14b44c99aef3a59e7a8176c0f8657a87d7544fe2c", kill_on_drop: false }`
[INFO] [stderr]    Compiling just-for-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "38d8220657d5c7d3fd309ca14b44c99aef3a59e7a8176c0f8657a87d7544fe2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38d8220657d5c7d3fd309ca14b44c99aef3a59e7a8176c0f8657a87d7544fe2c", kill_on_drop: false }`
[INFO] [stdout] 38d8220657d5c7d3fd309ca14b44c99aef3a59e7a8176c0f8657a87d7544fe2c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] b3c68a7bd3f0aa55bddee4ae0898939aff8aa4e30c749a2380db7ddecbfbf2bd
[INFO] running `Command { std: "docker" "start" "-a" "b3c68a7bd3f0aa55bddee4ae0898939aff8aa4e30c749a2380db7ddecbfbf2bd", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/just_for_test-eeb5a8645e842378)
[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" "b3c68a7bd3f0aa55bddee4ae0898939aff8aa4e30c749a2380db7ddecbfbf2bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3c68a7bd3f0aa55bddee4ae0898939aff8aa4e30c749a2380db7ddecbfbf2bd", kill_on_drop: false }`
[INFO] [stdout] b3c68a7bd3f0aa55bddee4ae0898939aff8aa4e30c749a2380db7ddecbfbf2bd