[INFO] cloning repository https://github.com/DdZ-Fred/rust_nth_fibonacci_number
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DdZ-Fred/rust_nth_fibonacci_number" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDdZ-Fred%2Frust_nth_fibonacci_number", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDdZ-Fred%2Frust_nth_fibonacci_number'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1c32896563af82afb8aa4f5fd685c5af31f7f364
[INFO] testing DdZ-Fred/rust_nth_fibonacci_number 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%2FDdZ-Fred%2Frust_nth_fibonacci_number" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DdZ-Fred/rust_nth_fibonacci_number 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/DdZ-Fred/rust_nth_fibonacci_number
[INFO] finished tweaking git repo https://github.com/DdZ-Fred/rust_nth_fibonacci_number
[INFO] tweaked toml for git repo https://github.com/DdZ-Fred/rust_nth_fibonacci_number written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/DdZ-Fred/rust_nth_fibonacci_number 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 41160c7e4beff705b85ea5cade3789487908537ae4c6341225b3520c8ddd86d4
[INFO] running `Command { std: "docker" "start" "-a" "41160c7e4beff705b85ea5cade3789487908537ae4c6341225b3520c8ddd86d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41160c7e4beff705b85ea5cade3789487908537ae4c6341225b3520c8ddd86d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41160c7e4beff705b85ea5cade3789487908537ae4c6341225b3520c8ddd86d4", kill_on_drop: false }`
[INFO] [stdout] 41160c7e4beff705b85ea5cade3789487908537ae4c6341225b3520c8ddd86d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 5b1f82ac582d46ba9d7a3ee2e965211be6ebf3b760588fde1db3013c11d986a1
[INFO] running `Command { std: "docker" "start" "-a" "5b1f82ac582d46ba9d7a3ee2e965211be6ebf3b760588fde1db3013c11d986a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_nth_fibonacci_number v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.42s
[INFO] running `Command { std: "docker" "inspect" "5b1f82ac582d46ba9d7a3ee2e965211be6ebf3b760588fde1db3013c11d986a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b1f82ac582d46ba9d7a3ee2e965211be6ebf3b760588fde1db3013c11d986a1", kill_on_drop: false }`
[INFO] [stdout] 5b1f82ac582d46ba9d7a3ee2e965211be6ebf3b760588fde1db3013c11d986a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 2fe2e0c5480bc5f2f094e0d5cb6c4131af51dda30d4977ebaa3441148bc28f63
[INFO] running `Command { std: "docker" "start" "-a" "2fe2e0c5480bc5f2f094e0d5cb6c4131af51dda30d4977ebaa3441148bc28f63", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_nth_fibonacci_number v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "2fe2e0c5480bc5f2f094e0d5cb6c4131af51dda30d4977ebaa3441148bc28f63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fe2e0c5480bc5f2f094e0d5cb6c4131af51dda30d4977ebaa3441148bc28f63", kill_on_drop: false }`
[INFO] [stdout] 2fe2e0c5480bc5f2f094e0d5cb6c4131af51dda30d4977ebaa3441148bc28f63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 28453006d840ec110bedae74c4ddae2ce63e5cd5cb2721f66a1b1a2bd54aacc1
[INFO] running `Command { std: "docker" "start" "-a" "28453006d840ec110bedae74c4ddae2ce63e5cd5cb2721f66a1b1a2bd54aacc1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_nth_fibonacci_number-5b87ea3bf7ebc759)
[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" "28453006d840ec110bedae74c4ddae2ce63e5cd5cb2721f66a1b1a2bd54aacc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28453006d840ec110bedae74c4ddae2ce63e5cd5cb2721f66a1b1a2bd54aacc1", kill_on_drop: false }`
[INFO] [stdout] 28453006d840ec110bedae74c4ddae2ce63e5cd5cb2721f66a1b1a2bd54aacc1