[INFO] fetching crate sn-50 0.1.0...
[INFO] testing sn-50-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate sn-50 0.1.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate sn-50 0.1.0 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 sn-50 0.1.0
[INFO] finished tweaking crates.io crate sn-50 0.1.0
[INFO] tweaked toml for crates.io crate sn-50 0.1.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate sn-50 0.1.0 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]  Downloading crates ...
[INFO] [stderr]   Downloaded tinlib v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 9e08ee8c13ab6c13d930eec359953da9c4b8aba8a8ed85ba0fa7eee164f35839
[INFO] running `Command { std: "docker" "start" "-a" "9e08ee8c13ab6c13d930eec359953da9c4b8aba8a8ed85ba0fa7eee164f35839", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e08ee8c13ab6c13d930eec359953da9c4b8aba8a8ed85ba0fa7eee164f35839", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e08ee8c13ab6c13d930eec359953da9c4b8aba8a8ed85ba0fa7eee164f35839", kill_on_drop: false }`
[INFO] [stdout] 9e08ee8c13ab6c13d930eec359953da9c4b8aba8a8ed85ba0fa7eee164f35839
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] afff82e5b4f7f754240536bb6ddb869490d61b79a30893035e270882be051a15
[INFO] running `Command { std: "docker" "start" "-a" "afff82e5b4f7f754240536bb6ddb869490d61b79a30893035e270882be051a15", kill_on_drop: false }`
[INFO] [stderr]    Compiling tinlib v0.1.0
[INFO] [stderr]    Compiling sn-50 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 42s
[INFO] running `Command { std: "docker" "inspect" "afff82e5b4f7f754240536bb6ddb869490d61b79a30893035e270882be051a15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afff82e5b4f7f754240536bb6ddb869490d61b79a30893035e270882be051a15", kill_on_drop: false }`
[INFO] [stdout] afff82e5b4f7f754240536bb6ddb869490d61b79a30893035e270882be051a15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 1f64e902f6c80de1d094f25dbe99e08cc5bcc36f7a28758ff229b7e0a1b179d3
[INFO] running `Command { std: "docker" "start" "-a" "1f64e902f6c80de1d094f25dbe99e08cc5bcc36f7a28758ff229b7e0a1b179d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling sn-50 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "1f64e902f6c80de1d094f25dbe99e08cc5bcc36f7a28758ff229b7e0a1b179d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f64e902f6c80de1d094f25dbe99e08cc5bcc36f7a28758ff229b7e0a1b179d3", kill_on_drop: false }`
[INFO] [stdout] 1f64e902f6c80de1d094f25dbe99e08cc5bcc36f7a28758ff229b7e0a1b179d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 3bbc9236d5b316c477dae46088755a4fa5de080aba4ed3bb8dabd6d53b9aea1d
[INFO] running `Command { std: "docker" "start" "-a" "3bbc9236d5b316c477dae46088755a4fa5de080aba4ed3bb8dabd6d53b9aea1d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.37s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sn_50-f9bbfbdca5022219)
[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" "3bbc9236d5b316c477dae46088755a4fa5de080aba4ed3bb8dabd6d53b9aea1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bbc9236d5b316c477dae46088755a4fa5de080aba4ed3bb8dabd6d53b9aea1d", kill_on_drop: false }`
[INFO] [stdout] 3bbc9236d5b316c477dae46088755a4fa5de080aba4ed3bb8dabd6d53b9aea1d