[INFO] cloning repository https://github.com/joeyrosztoczy/rust-book-exercises
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/joeyrosztoczy/rust-book-exercises" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoeyrosztoczy%2Frust-book-exercises", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoeyrosztoczy%2Frust-book-exercises'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 99c769183420d26f6a7a7ddc189099cb0eaf5fee
[INFO] testing joeyrosztoczy/rust-book-exercises against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoeyrosztoczy%2Frust-book-exercises" "/workspace/builds/worker-17/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-17/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/joeyrosztoczy/rust-book-exercises on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/joeyrosztoczy/rust-book-exercises
[INFO] finished tweaking git repo https://github.com/joeyrosztoczy/rust-book-exercises
[INFO] tweaked toml for git repo https://github.com/joeyrosztoczy/rust-book-exercises written to /workspace/builds/worker-17/source/Cargo.toml
[INFO] crate git repo https://github.com/joeyrosztoczy/rust-book-exercises already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 60d2a46b4190e66f441802bd21ab73b25a0523a2448f05a71f243b8143fa9d1b
[INFO] running `Command { std: "docker" "start" "-a" "60d2a46b4190e66f441802bd21ab73b25a0523a2448f05a71f243b8143fa9d1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60d2a46b4190e66f441802bd21ab73b25a0523a2448f05a71f243b8143fa9d1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60d2a46b4190e66f441802bd21ab73b25a0523a2448f05a71f243b8143fa9d1b", kill_on_drop: false }`
[INFO] [stdout] 60d2a46b4190e66f441802bd21ab73b25a0523a2448f05a71f243b8143fa9d1b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 015984f502bafbeb1a4c52e4f746386224a92dafc05af9b0dc364b4ad88b1977
[INFO] running `Command { std: "docker" "start" "-a" "015984f502bafbeb1a4c52e4f746386224a92dafc05af9b0dc364b4ad88b1977", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust-bk-exercises v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "015984f502bafbeb1a4c52e4f746386224a92dafc05af9b0dc364b4ad88b1977", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "015984f502bafbeb1a4c52e4f746386224a92dafc05af9b0dc364b4ad88b1977", kill_on_drop: false }`
[INFO] [stdout] 015984f502bafbeb1a4c52e4f746386224a92dafc05af9b0dc364b4ad88b1977
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9c843b2b6f945d5c27773444680d7a8c574b750081865c81ee511ed1f4845e5
[INFO] running `Command { std: "docker" "start" "-a" "d9c843b2b6f945d5c27773444680d7a8c574b750081865c81ee511ed1f4845e5", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-bk-exercises v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "d9c843b2b6f945d5c27773444680d7a8c574b750081865c81ee511ed1f4845e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9c843b2b6f945d5c27773444680d7a8c574b750081865c81ee511ed1f4845e5", kill_on_drop: false }`
[INFO] [stdout] d9c843b2b6f945d5c27773444680d7a8c574b750081865c81ee511ed1f4845e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d8a2d1ad123812cbe2c2963b51c7202bb411e1efd6685abb3c61389fa7bb3f40
[INFO] running `Command { std: "docker" "start" "-a" "d8a2d1ad123812cbe2c2963b51c7202bb411e1efd6685abb3c61389fa7bb3f40", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_bk_exercises-bae27111f9bab3c4)
[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" "d8a2d1ad123812cbe2c2963b51c7202bb411e1efd6685abb3c61389fa7bb3f40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8a2d1ad123812cbe2c2963b51c7202bb411e1efd6685abb3c61389fa7bb3f40", kill_on_drop: false }`
[INFO] [stdout] d8a2d1ad123812cbe2c2963b51c7202bb411e1efd6685abb3c61389fa7bb3f40