[INFO] fetching crate rust-labs 0.1.1...
[INFO] testing rust-labs-0.1.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate rust-labs 0.1.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate rust-labs 0.1.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust-labs 0.1.1
[INFO] finished tweaking crates.io crate rust-labs 0.1.1
[INFO] tweaked toml for crates.io crate rust-labs 0.1.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate rust-labs 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 95536839195be0047975bc18f4408ac58896536e8a6a3340897945031a9b113a
[INFO] running `Command { std: "docker" "start" "-a" "95536839195be0047975bc18f4408ac58896536e8a6a3340897945031a9b113a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "95536839195be0047975bc18f4408ac58896536e8a6a3340897945031a9b113a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95536839195be0047975bc18f4408ac58896536e8a6a3340897945031a9b113a", kill_on_drop: false }`
[INFO] [stdout] 95536839195be0047975bc18f4408ac58896536e8a6a3340897945031a9b113a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c684d32acca71c4e5691571a4ddf4ed9098edba5821d6f082b1d116a70930af
[INFO] running `Command { std: "docker" "start" "-a" "1c684d32acca71c4e5691571a4ddf4ed9098edba5821d6f082b1d116a70930af", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-labs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "1c684d32acca71c4e5691571a4ddf4ed9098edba5821d6f082b1d116a70930af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c684d32acca71c4e5691571a4ddf4ed9098edba5821d6f082b1d116a70930af", kill_on_drop: false }`
[INFO] [stdout] 1c684d32acca71c4e5691571a4ddf4ed9098edba5821d6f082b1d116a70930af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 70c18e0cafd1d178c5008b7850a2ada4317d2c2899371ac8ff553b55789f3811
[INFO] running `Command { std: "docker" "start" "-a" "70c18e0cafd1d178c5008b7850a2ada4317d2c2899371ac8ff553b55789f3811", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-labs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "70c18e0cafd1d178c5008b7850a2ada4317d2c2899371ac8ff553b55789f3811", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70c18e0cafd1d178c5008b7850a2ada4317d2c2899371ac8ff553b55789f3811", kill_on_drop: false }`
[INFO] [stdout] 70c18e0cafd1d178c5008b7850a2ada4317d2c2899371ac8ff553b55789f3811
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8f87a9d72f721d3b9b6a5ecea1c5100620db5eb85a8a5d0f50c0251d11c4deb7
[INFO] running `Command { std: "docker" "start" "-a" "8f87a9d72f721d3b9b6a5ecea1c5100620db5eb85a8a5d0f50c0251d11c4deb7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_labs-5b2a14a2668f7d7d)
[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" "8f87a9d72f721d3b9b6a5ecea1c5100620db5eb85a8a5d0f50c0251d11c4deb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f87a9d72f721d3b9b6a5ecea1c5100620db5eb85a8a5d0f50c0251d11c4deb7", kill_on_drop: false }`
[INFO] [stdout] 8f87a9d72f721d3b9b6a5ecea1c5100620db5eb85a8a5d0f50c0251d11c4deb7