[INFO] fetching crate serialkiller 0.1.0...
[INFO] testing serialkiller-0.1.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate serialkiller 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate serialkiller 0.1.0
[INFO] finished tweaking crates.io crate serialkiller 0.1.0
[INFO] tweaked toml for crates.io crate serialkiller 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate serialkiller 0.1.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate serialkiller 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 83ac0f19f3cb48278baeca7f9616e456fbe9b516d17a8a0c7e942e6a9ad1b4b8
[INFO] running `Command { std: "docker" "start" "-a" "83ac0f19f3cb48278baeca7f9616e456fbe9b516d17a8a0c7e942e6a9ad1b4b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83ac0f19f3cb48278baeca7f9616e456fbe9b516d17a8a0c7e942e6a9ad1b4b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83ac0f19f3cb48278baeca7f9616e456fbe9b516d17a8a0c7e942e6a9ad1b4b8", kill_on_drop: false }`
[INFO] [stdout] 83ac0f19f3cb48278baeca7f9616e456fbe9b516d17a8a0c7e942e6a9ad1b4b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc5b565bd40773053ea8e55bb52922ba86a8875fc0cf4b7092a31332cae015cc
[INFO] running `Command { std: "docker" "start" "-a" "bc5b565bd40773053ea8e55bb52922ba86a8875fc0cf4b7092a31332cae015cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling serialkiller v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "bc5b565bd40773053ea8e55bb52922ba86a8875fc0cf4b7092a31332cae015cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc5b565bd40773053ea8e55bb52922ba86a8875fc0cf4b7092a31332cae015cc", kill_on_drop: false }`
[INFO] [stdout] bc5b565bd40773053ea8e55bb52922ba86a8875fc0cf4b7092a31332cae015cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 62bf23dcf1f121b7d3c764a8a50b04a0b275f36b8831a1fbd50570f12a722301
[INFO] running `Command { std: "docker" "start" "-a" "62bf23dcf1f121b7d3c764a8a50b04a0b275f36b8831a1fbd50570f12a722301", kill_on_drop: false }`
[INFO] [stderr]    Compiling serialkiller v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "62bf23dcf1f121b7d3c764a8a50b04a0b275f36b8831a1fbd50570f12a722301", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62bf23dcf1f121b7d3c764a8a50b04a0b275f36b8831a1fbd50570f12a722301", kill_on_drop: false }`
[INFO] [stdout] 62bf23dcf1f121b7d3c764a8a50b04a0b275f36b8831a1fbd50570f12a722301
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3d4b65cff99f1003d1f301823b7d6c50f391b1e49e3a373fc0f6762225ae42eb
[INFO] running `Command { std: "docker" "start" "-a" "3d4b65cff99f1003d1f301823b7d6c50f391b1e49e3a373fc0f6762225ae42eb", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/serialkiller-c58a5b7107fe2ecb)
[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" "3d4b65cff99f1003d1f301823b7d6c50f391b1e49e3a373fc0f6762225ae42eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d4b65cff99f1003d1f301823b7d6c50f391b1e49e3a373fc0f6762225ae42eb", kill_on_drop: false }`
[INFO] [stdout] 3d4b65cff99f1003d1f301823b7d6c50f391b1e49e3a373fc0f6762225ae42eb