[INFO] updating cached repository https://github.com/silasburger/find-nth-fibonacci
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 209374d8167a6e1bc16114bd9d2e2b3dbb23c70f
[INFO] testing silasburger/find-nth-fibonacci 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%2Fsilasburger%2Ffind-nth-fibonacci" "/workspace/builds/worker-101/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-101/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/silasburger/find-nth-fibonacci 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/silasburger/find-nth-fibonacci
[INFO] finished tweaking git repo https://github.com/silasburger/find-nth-fibonacci
[INFO] tweaked toml for git repo https://github.com/silasburger/find-nth-fibonacci written to /workspace/builds/worker-101/source/Cargo.toml
[INFO] crate git repo https://github.com/silasburger/find-nth-fibonacci 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-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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] 1c19110a6edcc8aba7d9718c56b44585c3b6ff6cb1c7d6bb8c499d0a2a04c870
[INFO] running `Command { std: "docker" "start" "-a" "1c19110a6edcc8aba7d9718c56b44585c3b6ff6cb1c7d6bb8c499d0a2a04c870", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c19110a6edcc8aba7d9718c56b44585c3b6ff6cb1c7d6bb8c499d0a2a04c870", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c19110a6edcc8aba7d9718c56b44585c3b6ff6cb1c7d6bb8c499d0a2a04c870", kill_on_drop: false }`
[INFO] [stdout] 1c19110a6edcc8aba7d9718c56b44585c3b6ff6cb1c7d6bb8c499d0a2a04c870
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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] 6b2e73ed0eac2ed2d23b4932c7a6e1bdb06bcc875d53434944786af0da24c26f
[INFO] running `Command { std: "docker" "start" "-a" "6b2e73ed0eac2ed2d23b4932c7a6e1bdb06bcc875d53434944786af0da24c26f", kill_on_drop: false }`
[INFO] [stderr]    Compiling find-nth-fibonacci v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.31s
[INFO] running `Command { std: "docker" "inspect" "6b2e73ed0eac2ed2d23b4932c7a6e1bdb06bcc875d53434944786af0da24c26f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b2e73ed0eac2ed2d23b4932c7a6e1bdb06bcc875d53434944786af0da24c26f", kill_on_drop: false }`
[INFO] [stdout] 6b2e73ed0eac2ed2d23b4932c7a6e1bdb06bcc875d53434944786af0da24c26f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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] b53efc75bd3fe581495e0f51446bcab206d0a8af086d94b34d988d5a5a2e8cc7
[INFO] running `Command { std: "docker" "start" "-a" "b53efc75bd3fe581495e0f51446bcab206d0a8af086d94b34d988d5a5a2e8cc7", kill_on_drop: false }`
[INFO] [stderr]    Compiling find-nth-fibonacci v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "b53efc75bd3fe581495e0f51446bcab206d0a8af086d94b34d988d5a5a2e8cc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b53efc75bd3fe581495e0f51446bcab206d0a8af086d94b34d988d5a5a2e8cc7", kill_on_drop: false }`
[INFO] [stdout] b53efc75bd3fe581495e0f51446bcab206d0a8af086d94b34d988d5a5a2e8cc7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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] c73fe9fa70929c2d83677be5beb92178ec4b097e059aa29e83ef9f09b8a7546a
[INFO] running `Command { std: "docker" "start" "-a" "c73fe9fa70929c2d83677be5beb92178ec4b097e059aa29e83ef9f09b8a7546a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.31s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/find_nth_fibonacci-a3cb58e7a5acce16)
[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" "c73fe9fa70929c2d83677be5beb92178ec4b097e059aa29e83ef9f09b8a7546a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c73fe9fa70929c2d83677be5beb92178ec4b097e059aa29e83ef9f09b8a7546a", kill_on_drop: false }`
[INFO] [stdout] c73fe9fa70929c2d83677be5beb92178ec4b097e059aa29e83ef9f09b8a7546a