[INFO] fetching crate lolcrab 0.0.1...
[INFO] testing lolcrab-0.0.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate lolcrab 0.0.1 into /workspace/builds/worker-37/source
[INFO] validating manifest of crates.io crate lolcrab 0.0.1 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 lolcrab 0.0.1
[INFO] finished tweaking crates.io crate lolcrab 0.0.1
[INFO] tweaked toml for crates.io crate lolcrab 0.0.1 written to /workspace/builds/worker-37/source/Cargo.toml
[INFO] crate crates.io crate lolcrab 0.0.1 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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] cbfa9d91502c518a88248df6dd62a00f8cc8fc133c5e0b4be6ed6539b2c5cec4
[INFO] running `Command { std: "docker" "start" "-a" "cbfa9d91502c518a88248df6dd62a00f8cc8fc133c5e0b4be6ed6539b2c5cec4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cbfa9d91502c518a88248df6dd62a00f8cc8fc133c5e0b4be6ed6539b2c5cec4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbfa9d91502c518a88248df6dd62a00f8cc8fc133c5e0b4be6ed6539b2c5cec4", kill_on_drop: false }`
[INFO] [stdout] cbfa9d91502c518a88248df6dd62a00f8cc8fc133c5e0b4be6ed6539b2c5cec4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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] a127d9a732457128da16f4e4d65cd98807be729e3bc6d564afd4a3c0bb751503
[INFO] running `Command { std: "docker" "start" "-a" "a127d9a732457128da16f4e4d65cd98807be729e3bc6d564afd4a3c0bb751503", kill_on_drop: false }`
[INFO] [stderr]    Compiling lolcrab v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.74s
[INFO] running `Command { std: "docker" "inspect" "a127d9a732457128da16f4e4d65cd98807be729e3bc6d564afd4a3c0bb751503", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a127d9a732457128da16f4e4d65cd98807be729e3bc6d564afd4a3c0bb751503", kill_on_drop: false }`
[INFO] [stdout] a127d9a732457128da16f4e4d65cd98807be729e3bc6d564afd4a3c0bb751503
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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] 721fed67c1a5750d876bed0fe11e9a09ada5458fe5788a32c0ade51a5a6a0349
[INFO] running `Command { std: "docker" "start" "-a" "721fed67c1a5750d876bed0fe11e9a09ada5458fe5788a32c0ade51a5a6a0349", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling lolcrab v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "721fed67c1a5750d876bed0fe11e9a09ada5458fe5788a32c0ade51a5a6a0349", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "721fed67c1a5750d876bed0fe11e9a09ada5458fe5788a32c0ade51a5a6a0349", kill_on_drop: false }`
[INFO] [stdout] 721fed67c1a5750d876bed0fe11e9a09ada5458fe5788a32c0ade51a5a6a0349
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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] 159f7c82216aaef636c8838f3e83fea3a4b3b877f901fee10e2d0a3534d7539b
[INFO] running `Command { std: "docker" "start" "-a" "159f7c82216aaef636c8838f3e83fea3a4b3b877f901fee10e2d0a3534d7539b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lolcrab-c596b2f54a8fffe3)
[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" "159f7c82216aaef636c8838f3e83fea3a4b3b877f901fee10e2d0a3534d7539b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "159f7c82216aaef636c8838f3e83fea3a4b3b877f901fee10e2d0a3534d7539b", kill_on_drop: false }`
[INFO] [stdout] 159f7c82216aaef636c8838f3e83fea3a4b3b877f901fee10e2d0a3534d7539b