[INFO] cloning repository https://github.com/Arthuzuga/Rust_course
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Arthuzuga/Rust_course" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArthuzuga%2FRust_course", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArthuzuga%2FRust_course'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 04552dc4f7d3899fd2474e76094f8500ed1ef943
[INFO] testing Arthuzuga/Rust_course against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArthuzuga%2FRust_course" "/workspace/builds/worker-64/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-64/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Arthuzuga/Rust_course 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/Arthuzuga/Rust_course
[INFO] finished tweaking git repo https://github.com/Arthuzuga/Rust_course
[INFO] tweaked toml for git repo https://github.com/Arthuzuga/Rust_course written to /workspace/builds/worker-64/source/Cargo.toml
[INFO] crate git repo https://github.com/Arthuzuga/Rust_course 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-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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] 81e3c8f42ebbd1f4c2bc33a204fb9febe3911de057b8dd19742c6a13b6d151c8
[INFO] running `Command { std: "docker" "start" "-a" "81e3c8f42ebbd1f4c2bc33a204fb9febe3911de057b8dd19742c6a13b6d151c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81e3c8f42ebbd1f4c2bc33a204fb9febe3911de057b8dd19742c6a13b6d151c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81e3c8f42ebbd1f4c2bc33a204fb9febe3911de057b8dd19742c6a13b6d151c8", kill_on_drop: false }`
[INFO] [stdout] 81e3c8f42ebbd1f4c2bc33a204fb9febe3911de057b8dd19742c6a13b6d151c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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] 14c4f3da2d9831945c4f61bbb4c2f475fc8a1921ccb908fe9a9dc61356ced246
[INFO] running `Command { std: "docker" "start" "-a" "14c4f3da2d9831945c4f61bbb4c2f475fc8a1921ccb908fe9a9dc61356ced246", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_course v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "14c4f3da2d9831945c4f61bbb4c2f475fc8a1921ccb908fe9a9dc61356ced246", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14c4f3da2d9831945c4f61bbb4c2f475fc8a1921ccb908fe9a9dc61356ced246", kill_on_drop: false }`
[INFO] [stdout] 14c4f3da2d9831945c4f61bbb4c2f475fc8a1921ccb908fe9a9dc61356ced246
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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] 8a6f467cf4fa168837dabb854d828f7aaa50af9f903af57754a8c52ceb354885
[INFO] running `Command { std: "docker" "start" "-a" "8a6f467cf4fa168837dabb854d828f7aaa50af9f903af57754a8c52ceb354885", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_course v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "8a6f467cf4fa168837dabb854d828f7aaa50af9f903af57754a8c52ceb354885", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a6f467cf4fa168837dabb854d828f7aaa50af9f903af57754a8c52ceb354885", kill_on_drop: false }`
[INFO] [stdout] 8a6f467cf4fa168837dabb854d828f7aaa50af9f903af57754a8c52ceb354885
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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] cccb17abfbb11fbd649540aa2a68543d4515e699a464d1e687570bbf63b9eac0
[INFO] running `Command { std: "docker" "start" "-a" "cccb17abfbb11fbd649540aa2a68543d4515e699a464d1e687570bbf63b9eac0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 16.86s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_course-5a8dc9a733cb04ed)
[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" "cccb17abfbb11fbd649540aa2a68543d4515e699a464d1e687570bbf63b9eac0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cccb17abfbb11fbd649540aa2a68543d4515e699a464d1e687570bbf63b9eac0", kill_on_drop: false }`
[INFO] [stdout] cccb17abfbb11fbd649540aa2a68543d4515e699a464d1e687570bbf63b9eac0