[INFO] cloning repository https://github.com/nhayato/rust_nth_fibonacci_generator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nhayato/rust_nth_fibonacci_generator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnhayato%2Frust_nth_fibonacci_generator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnhayato%2Frust_nth_fibonacci_generator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 491e8ba69fdc2bff01bc5f06447e9ea6e5d267ae
[INFO] testing nhayato/rust_nth_fibonacci_generator against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnhayato%2Frust_nth_fibonacci_generator" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nhayato/rust_nth_fibonacci_generator 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/nhayato/rust_nth_fibonacci_generator
[INFO] finished tweaking git repo https://github.com/nhayato/rust_nth_fibonacci_generator
[INFO] tweaked toml for git repo https://github.com/nhayato/rust_nth_fibonacci_generator written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/nhayato/rust_nth_fibonacci_generator 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] ae010a7f049b5ab26c0a2525c5cf5662fa776e524aadff2ed0ef7fcb1761c35f
[INFO] running `Command { std: "docker" "start" "-a" "ae010a7f049b5ab26c0a2525c5cf5662fa776e524aadff2ed0ef7fcb1761c35f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae010a7f049b5ab26c0a2525c5cf5662fa776e524aadff2ed0ef7fcb1761c35f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae010a7f049b5ab26c0a2525c5cf5662fa776e524aadff2ed0ef7fcb1761c35f", kill_on_drop: false }`
[INFO] [stdout] ae010a7f049b5ab26c0a2525c5cf5662fa776e524aadff2ed0ef7fcb1761c35f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] cf1beace9eb058bbf49aa94efea1e846528938e17842d99e4400e90afb45553e
[INFO] running `Command { std: "docker" "start" "-a" "cf1beace9eb058bbf49aa94efea1e846528938e17842d99e4400e90afb45553e", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_nth_fibonacci_generator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.29s
[INFO] running `Command { std: "docker" "inspect" "cf1beace9eb058bbf49aa94efea1e846528938e17842d99e4400e90afb45553e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf1beace9eb058bbf49aa94efea1e846528938e17842d99e4400e90afb45553e", kill_on_drop: false }`
[INFO] [stdout] cf1beace9eb058bbf49aa94efea1e846528938e17842d99e4400e90afb45553e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] c68d8fa13112c298195f970bf4f258993b558133e06bf804e4dcca8b375e2f85
[INFO] running `Command { std: "docker" "start" "-a" "c68d8fa13112c298195f970bf4f258993b558133e06bf804e4dcca8b375e2f85", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_nth_fibonacci_generator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "c68d8fa13112c298195f970bf4f258993b558133e06bf804e4dcca8b375e2f85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c68d8fa13112c298195f970bf4f258993b558133e06bf804e4dcca8b375e2f85", kill_on_drop: false }`
[INFO] [stdout] c68d8fa13112c298195f970bf4f258993b558133e06bf804e4dcca8b375e2f85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 867b0e0ffe0f3c7c6fc1fa49e9368655c24efdf384e75896f77985e0fe71cf4b
[INFO] running `Command { std: "docker" "start" "-a" "867b0e0ffe0f3c7c6fc1fa49e9368655c24efdf384e75896f77985e0fe71cf4b", kill_on_drop: false }`
[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] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_nth_fibonacci_generator-f6daa39fcfdc5bf5)
[INFO] running `Command { std: "docker" "inspect" "867b0e0ffe0f3c7c6fc1fa49e9368655c24efdf384e75896f77985e0fe71cf4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "867b0e0ffe0f3c7c6fc1fa49e9368655c24efdf384e75896f77985e0fe71cf4b", kill_on_drop: false }`
[INFO] [stdout] 867b0e0ffe0f3c7c6fc1fa49e9368655c24efdf384e75896f77985e0fe71cf4b