[INFO] cloning repository https://github.com/nelsonjchen/tla_plus_lecture_description
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nelsonjchen/tla_plus_lecture_description" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnelsonjchen%2Ftla_plus_lecture_description", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnelsonjchen%2Ftla_plus_lecture_description'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 73e786af89dc4dbab85d3f2ad4d50c5673c6b12b
[INFO] testing nelsonjchen/tla_plus_lecture_description against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnelsonjchen%2Ftla_plus_lecture_description" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nelsonjchen/tla_plus_lecture_description 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/nelsonjchen/tla_plus_lecture_description
[INFO] finished tweaking git repo https://github.com/nelsonjchen/tla_plus_lecture_description
[INFO] tweaked toml for git repo https://github.com/nelsonjchen/tla_plus_lecture_description written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/nelsonjchen/tla_plus_lecture_description 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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 7dc977ef7f61a542180b378a909ba065d61e4abb96b42be325114308f60bcdbf
[INFO] running `Command { std: "docker" "start" "-a" "7dc977ef7f61a542180b378a909ba065d61e4abb96b42be325114308f60bcdbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7dc977ef7f61a542180b378a909ba065d61e4abb96b42be325114308f60bcdbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7dc977ef7f61a542180b378a909ba065d61e4abb96b42be325114308f60bcdbf", kill_on_drop: false }`
[INFO] [stdout] 7dc977ef7f61a542180b378a909ba065d61e4abb96b42be325114308f60bcdbf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] a06c158dfffe96647e645aa22046538c5d309150b0f85d203488b49769e521ff
[INFO] running `Command { std: "docker" "start" "-a" "a06c158dfffe96647e645aa22046538c5d309150b0f85d203488b49769e521ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.23
[INFO] [stderr]    Compiling time v0.1.37
[INFO] [stderr]    Compiling tla_plus_lecture_description v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.45s
[INFO] running `Command { std: "docker" "inspect" "a06c158dfffe96647e645aa22046538c5d309150b0f85d203488b49769e521ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a06c158dfffe96647e645aa22046538c5d309150b0f85d203488b49769e521ff", kill_on_drop: false }`
[INFO] [stdout] a06c158dfffe96647e645aa22046538c5d309150b0f85d203488b49769e521ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] b2dbffd7bc9477162557fe13d149a6b6558b07e165e82a920fdbecddabf0f750
[INFO] running `Command { std: "docker" "start" "-a" "b2dbffd7bc9477162557fe13d149a6b6558b07e165e82a920fdbecddabf0f750", kill_on_drop: false }`
[INFO] [stderr]    Compiling tla_plus_lecture_description v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "b2dbffd7bc9477162557fe13d149a6b6558b07e165e82a920fdbecddabf0f750", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2dbffd7bc9477162557fe13d149a6b6558b07e165e82a920fdbecddabf0f750", kill_on_drop: false }`
[INFO] [stdout] b2dbffd7bc9477162557fe13d149a6b6558b07e165e82a920fdbecddabf0f750
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] a5372f7f3131fc2b06c054465482cc64f3cfd19e4a453633b70c5e8ee7e4ee9d
[INFO] running `Command { std: "docker" "start" "-a" "a5372f7f3131fc2b06c054465482cc64f3cfd19e4a453633b70c5e8ee7e4ee9d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tla_plus_lecture_description-d4491d7a6825bf93)
[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" "a5372f7f3131fc2b06c054465482cc64f3cfd19e4a453633b70c5e8ee7e4ee9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5372f7f3131fc2b06c054465482cc64f3cfd19e4a453633b70c5e8ee7e4ee9d", kill_on_drop: false }`
[INFO] [stdout] a5372f7f3131fc2b06c054465482cc64f3cfd19e4a453633b70c5e8ee7e4ee9d