[INFO] cloning repository https://github.com/the-guitarman/rust_fizzbuzz
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/the-guitarman/rust_fizzbuzz" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthe-guitarman%2Frust_fizzbuzz", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthe-guitarman%2Frust_fizzbuzz'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b62f4679d7b3387c0a80c5ecdf26f4ea5919f5c3
[INFO] testing the-guitarman/rust_fizzbuzz against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthe-guitarman%2Frust_fizzbuzz" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/the-guitarman/rust_fizzbuzz on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/the-guitarman/rust_fizzbuzz
[INFO] finished tweaking git repo https://github.com/the-guitarman/rust_fizzbuzz
[INFO] tweaked toml for git repo https://github.com/the-guitarman/rust_fizzbuzz written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/the-guitarman/rust_fizzbuzz already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] adc8e947f3d3349b1b265bbeedbafa04c8b4923d565eff428ca5bd52dd92f83b
[INFO] running `Command { std: "docker" "start" "-a" "adc8e947f3d3349b1b265bbeedbafa04c8b4923d565eff428ca5bd52dd92f83b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "adc8e947f3d3349b1b265bbeedbafa04c8b4923d565eff428ca5bd52dd92f83b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adc8e947f3d3349b1b265bbeedbafa04c8b4923d565eff428ca5bd52dd92f83b", kill_on_drop: false }`
[INFO] [stdout] adc8e947f3d3349b1b265bbeedbafa04c8b4923d565eff428ca5bd52dd92f83b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 67ab9f940043c024a73875e9cdf809eeedd7ecd6236971309830258150c75a7b
[INFO] running `Command { std: "docker" "start" "-a" "67ab9f940043c024a73875e9cdf809eeedd7ecd6236971309830258150c75a7b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust_fizzbuzz v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "67ab9f940043c024a73875e9cdf809eeedd7ecd6236971309830258150c75a7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67ab9f940043c024a73875e9cdf809eeedd7ecd6236971309830258150c75a7b", kill_on_drop: false }`
[INFO] [stdout] 67ab9f940043c024a73875e9cdf809eeedd7ecd6236971309830258150c75a7b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0778ff827a0b60745826abaafaaf8337ce2b71b2f5cec4799769d1a1327b189a
[INFO] running `Command { std: "docker" "start" "-a" "0778ff827a0b60745826abaafaaf8337ce2b71b2f5cec4799769d1a1327b189a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust_fizzbuzz v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.32s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_fizzbuzz-01b632fd8bf2638b)
[INFO] running `Command { std: "docker" "inspect" "0778ff827a0b60745826abaafaaf8337ce2b71b2f5cec4799769d1a1327b189a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0778ff827a0b60745826abaafaaf8337ce2b71b2f5cec4799769d1a1327b189a", kill_on_drop: false }`
[INFO] [stdout] 0778ff827a0b60745826abaafaaf8337ce2b71b2f5cec4799769d1a1327b189a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7557ee0601054687268369460a6f1b53126a7dd371afd31b6e3158f27b70094a
[INFO] running `Command { std: "docker" "start" "-a" "7557ee0601054687268369460a6f1b53126a7dd371afd31b6e3158f27b70094a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.52s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_fizzbuzz-01b632fd8bf2638b)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_fizzbuzz ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7557ee0601054687268369460a6f1b53126a7dd371afd31b6e3158f27b70094a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7557ee0601054687268369460a6f1b53126a7dd371afd31b6e3158f27b70094a", kill_on_drop: false }`
[INFO] [stdout] 7557ee0601054687268369460a6f1b53126a7dd371afd31b6e3158f27b70094a