[INFO] cloning repository https://github.com/goslukasz/rust-crash-course
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/goslukasz/rust-crash-course" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgoslukasz%2Frust-crash-course", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgoslukasz%2Frust-crash-course'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8a425f57dc9c370006c778a318542cace9826b3d
[INFO] testing goslukasz/rust-crash-course 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%2Fgoslukasz%2Frust-crash-course" "/workspace/builds/worker-55/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-55/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/goslukasz/rust-crash-course 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/goslukasz/rust-crash-course
[INFO] finished tweaking git repo https://github.com/goslukasz/rust-crash-course
[INFO] tweaked toml for git repo https://github.com/goslukasz/rust-crash-course written to /workspace/builds/worker-55/source/Cargo.toml
[INFO] crate git repo https://github.com/goslukasz/rust-crash-course 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-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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] 5b7b35b79e9adaf9a173d7da28e590cdab7c8642c59932413a8ff25e563ad28f
[INFO] running `Command { std: "docker" "start" "-a" "5b7b35b79e9adaf9a173d7da28e590cdab7c8642c59932413a8ff25e563ad28f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b7b35b79e9adaf9a173d7da28e590cdab7c8642c59932413a8ff25e563ad28f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b7b35b79e9adaf9a173d7da28e590cdab7c8642c59932413a8ff25e563ad28f", kill_on_drop: false }`
[INFO] [stdout] 5b7b35b79e9adaf9a173d7da28e590cdab7c8642c59932413a8ff25e563ad28f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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] 401244ec22dd80d2dbb09b2efe3da2339d251b550c1fe930a2676e455ea1e47b
[INFO] running `Command { std: "docker" "start" "-a" "401244ec22dd80d2dbb09b2efe3da2339d251b550c1fe930a2676e455ea1e47b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust_crash_course v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.14s
[INFO] running `Command { std: "docker" "inspect" "401244ec22dd80d2dbb09b2efe3da2339d251b550c1fe930a2676e455ea1e47b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "401244ec22dd80d2dbb09b2efe3da2339d251b550c1fe930a2676e455ea1e47b", kill_on_drop: false }`
[INFO] [stdout] 401244ec22dd80d2dbb09b2efe3da2339d251b550c1fe930a2676e455ea1e47b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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] 3f0372d4e13d518d1b4ae5114cc4462f95bd2c961405f8094255fa4b9c46bdaf
[INFO] running `Command { std: "docker" "start" "-a" "3f0372d4e13d518d1b4ae5114cc4462f95bd2c961405f8094255fa4b9c46bdaf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust_crash_course v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 26.77s
[INFO] running `Command { std: "docker" "inspect" "3f0372d4e13d518d1b4ae5114cc4462f95bd2c961405f8094255fa4b9c46bdaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f0372d4e13d518d1b4ae5114cc4462f95bd2c961405f8094255fa4b9c46bdaf", kill_on_drop: false }`
[INFO] [stdout] 3f0372d4e13d518d1b4ae5114cc4462f95bd2c961405f8094255fa4b9c46bdaf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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] c25bd482dce12b4e717f6455f5346b9cd24bfafd3c20b2162036860a769aa286
[INFO] running `Command { std: "docker" "start" "-a" "c25bd482dce12b4e717f6455f5346b9cd24bfafd3c20b2162036860a769aa286", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_crash_course-62f0032bb196fcf9)
[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" "c25bd482dce12b4e717f6455f5346b9cd24bfafd3c20b2162036860a769aa286", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c25bd482dce12b4e717f6455f5346b9cd24bfafd3c20b2162036860a769aa286", kill_on_drop: false }`
[INFO] [stdout] c25bd482dce12b4e717f6455f5346b9cd24bfafd3c20b2162036860a769aa286