[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 beta-2021-09-08 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-42/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-42/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ValentinoVizner/rust_crash_course_traversy on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-42/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" "+beta-2021-09-08" "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-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 31855e0326b1965d262a1f564a4b50afd49f15febbf25eeafde76fab7fab348e
[INFO] running `Command { std: "docker" "start" "-a" "31855e0326b1965d262a1f564a4b50afd49f15febbf25eeafde76fab7fab348e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31855e0326b1965d262a1f564a4b50afd49f15febbf25eeafde76fab7fab348e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31855e0326b1965d262a1f564a4b50afd49f15febbf25eeafde76fab7fab348e", kill_on_drop: false }`
[INFO] [stdout] 31855e0326b1965d262a1f564a4b50afd49f15febbf25eeafde76fab7fab348e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 529201b0c46d66c8cfb5bb992dce90a0d35f535170ed108ece5c6c3b8eda5ba8
[INFO] running `Command { std: "docker" "start" "-a" "529201b0c46d66c8cfb5bb992dce90a0d35f535170ed108ece5c6c3b8eda5ba8", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_crash_course_traversy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.01s
[INFO] running `Command { std: "docker" "inspect" "529201b0c46d66c8cfb5bb992dce90a0d35f535170ed108ece5c6c3b8eda5ba8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "529201b0c46d66c8cfb5bb992dce90a0d35f535170ed108ece5c6c3b8eda5ba8", kill_on_drop: false }`
[INFO] [stdout] 529201b0c46d66c8cfb5bb992dce90a0d35f535170ed108ece5c6c3b8eda5ba8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e936f14dcc5fe1391c00f1745841a1adbced2a0e5c9fbefd1290a71a12888d8e
[INFO] running `Command { std: "docker" "start" "-a" "e936f14dcc5fe1391c00f1745841a1adbced2a0e5c9fbefd1290a71a12888d8e", 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 6.89s
[INFO] running `Command { std: "docker" "inspect" "e936f14dcc5fe1391c00f1745841a1adbced2a0e5c9fbefd1290a71a12888d8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e936f14dcc5fe1391c00f1745841a1adbced2a0e5c9fbefd1290a71a12888d8e", kill_on_drop: false }`
[INFO] [stdout] e936f14dcc5fe1391c00f1745841a1adbced2a0e5c9fbefd1290a71a12888d8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a9173aae5067ff6508879ce8bfa4c670ef913fe355ac328720bdf18d78827d76
[INFO] running `Command { std: "docker" "start" "-a" "a9173aae5067ff6508879ce8bfa4c670ef913fe355ac328720bdf18d78827d76", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_crash_course_traversy-680ed11ec6a9c844)
[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" "a9173aae5067ff6508879ce8bfa4c670ef913fe355ac328720bdf18d78827d76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9173aae5067ff6508879ce8bfa4c670ef913fe355ac328720bdf18d78827d76", kill_on_drop: false }`
[INFO] [stdout] a9173aae5067ff6508879ce8bfa4c670ef913fe355ac328720bdf18d78827d76