[INFO] cloning repository https://github.com/ValentinoVizner/rust_crash_course_traversy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ValentinoVizner/rust_crash_course_traversy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FValentinoVizner%2Frust_crash_course_traversy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FValentinoVizner%2Frust_crash_course_traversy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8d49035370fdccb32430785f772d70b854d9ab64
[INFO] testing ValentinoVizner/rust_crash_course_traversy against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FValentinoVizner%2Frust_crash_course_traversy" "/workspace/builds/worker-32/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-32/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ValentinoVizner/rust_crash_course_traversy 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/ValentinoVizner/rust_crash_course_traversy
[INFO] finished tweaking git repo https://github.com/ValentinoVizner/rust_crash_course_traversy
[INFO] tweaked toml for git repo https://github.com/ValentinoVizner/rust_crash_course_traversy written to /workspace/builds/worker-32/source/Cargo.toml
[INFO] crate git repo https://github.com/ValentinoVizner/rust_crash_course_traversy 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-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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] 6b54d4785f4a7b364847fdc9f4f94f404157c406dc9376f5d46f175b4667e2cf
[INFO] running `Command { std: "docker" "start" "-a" "6b54d4785f4a7b364847fdc9f4f94f404157c406dc9376f5d46f175b4667e2cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b54d4785f4a7b364847fdc9f4f94f404157c406dc9376f5d46f175b4667e2cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b54d4785f4a7b364847fdc9f4f94f404157c406dc9376f5d46f175b4667e2cf", kill_on_drop: false }`
[INFO] [stdout] 6b54d4785f4a7b364847fdc9f4f94f404157c406dc9376f5d46f175b4667e2cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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] f621fa44f38064b45c3eaea897340923fab7795f5fd3c6e3802b8d318de880d9
[INFO] running `Command { std: "docker" "start" "-a" "f621fa44f38064b45c3eaea897340923fab7795f5fd3c6e3802b8d318de880d9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust_crash_course_traversy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.17s
[INFO] running `Command { std: "docker" "inspect" "f621fa44f38064b45c3eaea897340923fab7795f5fd3c6e3802b8d318de880d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f621fa44f38064b45c3eaea897340923fab7795f5fd3c6e3802b8d318de880d9", kill_on_drop: false }`
[INFO] [stdout] f621fa44f38064b45c3eaea897340923fab7795f5fd3c6e3802b8d318de880d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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] 49fef0b6dc7e6ab00dddf3dbe86b88c3572b11610aa462e4f47858c8cb641183
[INFO] running `Command { std: "docker" "start" "-a" "49fef0b6dc7e6ab00dddf3dbe86b88c3572b11610aa462e4f47858c8cb641183", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust_crash_course_traversy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `Command { std: "docker" "inspect" "49fef0b6dc7e6ab00dddf3dbe86b88c3572b11610aa462e4f47858c8cb641183", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49fef0b6dc7e6ab00dddf3dbe86b88c3572b11610aa462e4f47858c8cb641183", kill_on_drop: false }`
[INFO] [stdout] 49fef0b6dc7e6ab00dddf3dbe86b88c3572b11610aa462e4f47858c8cb641183
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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] afa4500c0229ae0a33a98ee8476738dfb1d95c41b0f66535ba6f1a1b304864b5
[INFO] running `Command { std: "docker" "start" "-a" "afa4500c0229ae0a33a98ee8476738dfb1d95c41b0f66535ba6f1a1b304864b5", kill_on_drop: false }`
[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] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_crash_course_traversy-bb7ac498f2ddbf66)
[INFO] running `Command { std: "docker" "inspect" "afa4500c0229ae0a33a98ee8476738dfb1d95c41b0f66535ba6f1a1b304864b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afa4500c0229ae0a33a98ee8476738dfb1d95c41b0f66535ba6f1a1b304864b5", kill_on_drop: false }`
[INFO] [stdout] afa4500c0229ae0a33a98ee8476738dfb1d95c41b0f66535ba6f1a1b304864b5