[INFO] cloning repository https://github.com/amamdemous/fibonacci_numbers
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/amamdemous/fibonacci_numbers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famamdemous%2Ffibonacci_numbers", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famamdemous%2Ffibonacci_numbers'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3f278264d64b016efff07b5ae2911810c2a2d239
[INFO] testing amamdemous/fibonacci_numbers against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famamdemous%2Ffibonacci_numbers" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/amamdemous/fibonacci_numbers 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/amamdemous/fibonacci_numbers
[INFO] finished tweaking git repo https://github.com/amamdemous/fibonacci_numbers
[INFO] tweaked toml for git repo https://github.com/amamdemous/fibonacci_numbers written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/amamdemous/fibonacci_numbers 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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 7326a819e18a70ad77260b605e6375de3aa02af3a8b47a7d63bcae84ab927adc
[INFO] running `Command { std: "docker" "start" "-a" "7326a819e18a70ad77260b605e6375de3aa02af3a8b47a7d63bcae84ab927adc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7326a819e18a70ad77260b605e6375de3aa02af3a8b47a7d63bcae84ab927adc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7326a819e18a70ad77260b605e6375de3aa02af3a8b47a7d63bcae84ab927adc", kill_on_drop: false }`
[INFO] [stdout] 7326a819e18a70ad77260b605e6375de3aa02af3a8b47a7d63bcae84ab927adc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 40f03405849ed1a8938699e286555ef5025c89aaf03c75b1d63d70d3cf3215df
[INFO] running `Command { std: "docker" "start" "-a" "40f03405849ed1a8938699e286555ef5025c89aaf03c75b1d63d70d3cf3215df", kill_on_drop: false }`
[INFO] [stderr]    Compiling fibonacci_numbers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "40f03405849ed1a8938699e286555ef5025c89aaf03c75b1d63d70d3cf3215df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40f03405849ed1a8938699e286555ef5025c89aaf03c75b1d63d70d3cf3215df", kill_on_drop: false }`
[INFO] [stdout] 40f03405849ed1a8938699e286555ef5025c89aaf03c75b1d63d70d3cf3215df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 1658bfcbec83d1dcff7a6e19519803118dacee20d67b306f3d6673037e7a3043
[INFO] running `Command { std: "docker" "start" "-a" "1658bfcbec83d1dcff7a6e19519803118dacee20d67b306f3d6673037e7a3043", kill_on_drop: false }`
[INFO] [stderr]    Compiling fibonacci_numbers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "1658bfcbec83d1dcff7a6e19519803118dacee20d67b306f3d6673037e7a3043", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1658bfcbec83d1dcff7a6e19519803118dacee20d67b306f3d6673037e7a3043", kill_on_drop: false }`
[INFO] [stdout] 1658bfcbec83d1dcff7a6e19519803118dacee20d67b306f3d6673037e7a3043
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] f4c22bd3a624697456a264570c109f42e79bc02154bbec1683035d043d6dff75
[INFO] running `Command { std: "docker" "start" "-a" "f4c22bd3a624697456a264570c109f42e79bc02154bbec1683035d043d6dff75", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fibonacci_numbers-68c578126252c7f3)
[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" "f4c22bd3a624697456a264570c109f42e79bc02154bbec1683035d043d6dff75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4c22bd3a624697456a264570c109f42e79bc02154bbec1683035d043d6dff75", kill_on_drop: false }`
[INFO] [stdout] f4c22bd3a624697456a264570c109f42e79bc02154bbec1683035d043d6dff75