[INFO] cloning repository https://github.com/o1810156/shannon
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/o1810156/shannon" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fo1810156%2Fshannon", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fo1810156%2Fshannon'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a386d6ffa3faeef41e02235d8ac8532c61d5afb3
[INFO] testing o1810156/shannon against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fo1810156%2Fshannon" "/workspace/builds/worker-96/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-96/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/o1810156/shannon 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 git repo https://github.com/o1810156/shannon
[INFO] finished tweaking git repo https://github.com/o1810156/shannon
[INFO] tweaked toml for git repo https://github.com/o1810156/shannon written to /workspace/builds/worker-96/source/Cargo.toml
[INFO] crate git repo https://github.com/o1810156/shannon 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-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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] 5536cc9dcd34c44fdfc87e705c57c5351489050e83e297434cd8e8fed3b24340
[INFO] running `Command { std: "docker" "start" "-a" "5536cc9dcd34c44fdfc87e705c57c5351489050e83e297434cd8e8fed3b24340", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5536cc9dcd34c44fdfc87e705c57c5351489050e83e297434cd8e8fed3b24340", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5536cc9dcd34c44fdfc87e705c57c5351489050e83e297434cd8e8fed3b24340", kill_on_drop: false }`
[INFO] [stdout] 5536cc9dcd34c44fdfc87e705c57c5351489050e83e297434cd8e8fed3b24340
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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] f28a56064d6d12bad63dadd559815817b92bb5cdd0cbbd22bc6c2056bfbada36
[INFO] running `Command { std: "docker" "start" "-a" "f28a56064d6d12bad63dadd559815817b92bb5cdd0cbbd22bc6c2056bfbada36", kill_on_drop: false }`
[INFO] [stderr]    Compiling bimap v0.5.2
[INFO] [stderr]    Compiling shannon v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.50s
[INFO] running `Command { std: "docker" "inspect" "f28a56064d6d12bad63dadd559815817b92bb5cdd0cbbd22bc6c2056bfbada36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f28a56064d6d12bad63dadd559815817b92bb5cdd0cbbd22bc6c2056bfbada36", kill_on_drop: false }`
[INFO] [stdout] f28a56064d6d12bad63dadd559815817b92bb5cdd0cbbd22bc6c2056bfbada36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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] c049974f6ca9ed013fc5e71f6eafbe16f0314f48ebc4bc05674a02f85abfc1b8
[INFO] running `Command { std: "docker" "start" "-a" "c049974f6ca9ed013fc5e71f6eafbe16f0314f48ebc4bc05674a02f85abfc1b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling shannon v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `Command { std: "docker" "inspect" "c049974f6ca9ed013fc5e71f6eafbe16f0314f48ebc4bc05674a02f85abfc1b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c049974f6ca9ed013fc5e71f6eafbe16f0314f48ebc4bc05674a02f85abfc1b8", kill_on_drop: false }`
[INFO] [stdout] c049974f6ca9ed013fc5e71f6eafbe16f0314f48ebc4bc05674a02f85abfc1b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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] aeea2f58c22ca19cc559d1d51d6102ceb9c91e82cd9fca4bddfa6dc02be7ff34
[INFO] running `Command { std: "docker" "start" "-a" "aeea2f58c22ca19cc559d1d51d6102ceb9c91e82cd9fca4bddfa6dc02be7ff34", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/shannon-2e407bffb0784349)
[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" "aeea2f58c22ca19cc559d1d51d6102ceb9c91e82cd9fca4bddfa6dc02be7ff34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aeea2f58c22ca19cc559d1d51d6102ceb9c91e82cd9fca4bddfa6dc02be7ff34", kill_on_drop: false }`
[INFO] [stdout] aeea2f58c22ca19cc559d1d51d6102ceb9c91e82cd9fca4bddfa6dc02be7ff34