[INFO] fetching crate polyx 0.0.0...
[INFO] testing polyx-0.0.0 against 1.86.0 for beta-1.87-1
[INFO] extracting crate polyx 0.0.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate polyx 0.0.0 on toolchain 1.86.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.86.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate polyx 0.0.0
[INFO] finished tweaking crates.io crate polyx 0.0.0
[INFO] tweaked toml for crates.io crate polyx 0.0.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate polyx 0.0.0 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" "+1.86.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 196b28142025a2fc1ecdcb8948d1ac014a4355fe8562228e134f88ab9eee171b
[INFO] running `Command { std: "docker" "start" "-a" "196b28142025a2fc1ecdcb8948d1ac014a4355fe8562228e134f88ab9eee171b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "196b28142025a2fc1ecdcb8948d1ac014a4355fe8562228e134f88ab9eee171b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "196b28142025a2fc1ecdcb8948d1ac014a4355fe8562228e134f88ab9eee171b", kill_on_drop: false }`
[INFO] [stdout] 196b28142025a2fc1ecdcb8948d1ac014a4355fe8562228e134f88ab9eee171b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32bc92d06121ea58da038c91664dbc1c356950d0665fdeb335de67a274b5bec9
[INFO] running `Command { std: "docker" "start" "-a" "32bc92d06121ea58da038c91664dbc1c356950d0665fdeb335de67a274b5bec9", kill_on_drop: false }`
[INFO] [stderr]    Compiling polyx v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "32bc92d06121ea58da038c91664dbc1c356950d0665fdeb335de67a274b5bec9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32bc92d06121ea58da038c91664dbc1c356950d0665fdeb335de67a274b5bec9", kill_on_drop: false }`
[INFO] [stdout] 32bc92d06121ea58da038c91664dbc1c356950d0665fdeb335de67a274b5bec9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52b97c802d962709c24f3ae5b0ed7d4dccaddc024587d6a8c1e128c88aea3105
[INFO] running `Command { std: "docker" "start" "-a" "52b97c802d962709c24f3ae5b0ed7d4dccaddc024587d6a8c1e128c88aea3105", kill_on_drop: false }`
[INFO] [stderr]    Compiling polyx v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "52b97c802d962709c24f3ae5b0ed7d4dccaddc024587d6a8c1e128c88aea3105", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52b97c802d962709c24f3ae5b0ed7d4dccaddc024587d6a8c1e128c88aea3105", kill_on_drop: false }`
[INFO] [stdout] 52b97c802d962709c24f3ae5b0ed7d4dccaddc024587d6a8c1e128c88aea3105
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b6803220ef57c9407a24c916f617802b52d59cb2443f026fdc69a2db2f8bc4ff
[INFO] running `Command { std: "docker" "start" "-a" "b6803220ef57c9407a24c916f617802b52d59cb2443f026fdc69a2db2f8bc4ff", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/polyx-3e51f267eecd14a7)
[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" "b6803220ef57c9407a24c916f617802b52d59cb2443f026fdc69a2db2f8bc4ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6803220ef57c9407a24c916f617802b52d59cb2443f026fdc69a2db2f8bc4ff", kill_on_drop: false }`
[INFO] [stdout] b6803220ef57c9407a24c916f617802b52d59cb2443f026fdc69a2db2f8bc4ff