[INFO] cloning repository https://github.com/cabellwg/cool-math-games
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cabellwg/cool-math-games" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcabellwg%2Fcool-math-games", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcabellwg%2Fcool-math-games'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bc8630fc351f6f42dd098ad7c80025cf8d3ce336
[INFO] testing cabellwg/cool-math-games 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%2Fcabellwg%2Fcool-math-games" "/workspace/builds/worker-52/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-52/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cabellwg/cool-math-games 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/cabellwg/cool-math-games
[INFO] finished tweaking git repo https://github.com/cabellwg/cool-math-games
[INFO] tweaked toml for git repo https://github.com/cabellwg/cool-math-games written to /workspace/builds/worker-52/source/Cargo.toml
[INFO] crate git repo https://github.com/cabellwg/cool-math-games 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-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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] be48f0bcfda9a50a1347836b6686c83fbc9c401c0c5040fd6c41e61f29e50fd1
[INFO] running `Command { std: "docker" "start" "-a" "be48f0bcfda9a50a1347836b6686c83fbc9c401c0c5040fd6c41e61f29e50fd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be48f0bcfda9a50a1347836b6686c83fbc9c401c0c5040fd6c41e61f29e50fd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be48f0bcfda9a50a1347836b6686c83fbc9c401c0c5040fd6c41e61f29e50fd1", kill_on_drop: false }`
[INFO] [stdout] be48f0bcfda9a50a1347836b6686c83fbc9c401c0c5040fd6c41e61f29e50fd1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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] 1d26632bf03b0298be1956273f921566e06cb242324f9e8b6960646528929c26
[INFO] running `Command { std: "docker" "start" "-a" "1d26632bf03b0298be1956273f921566e06cb242324f9e8b6960646528929c26", kill_on_drop: false }`
[INFO] [stderr]    Compiling coolmathgames v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.30s
[INFO] running `Command { std: "docker" "inspect" "1d26632bf03b0298be1956273f921566e06cb242324f9e8b6960646528929c26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d26632bf03b0298be1956273f921566e06cb242324f9e8b6960646528929c26", kill_on_drop: false }`
[INFO] [stdout] 1d26632bf03b0298be1956273f921566e06cb242324f9e8b6960646528929c26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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] a6a7b39e148c947f2eadbe77b0a21eb3222d9ec339d845c87b878027ae06a2ba
[INFO] running `Command { std: "docker" "start" "-a" "a6a7b39e148c947f2eadbe77b0a21eb3222d9ec339d845c87b878027ae06a2ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling coolmathgames v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "a6a7b39e148c947f2eadbe77b0a21eb3222d9ec339d845c87b878027ae06a2ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6a7b39e148c947f2eadbe77b0a21eb3222d9ec339d845c87b878027ae06a2ba", kill_on_drop: false }`
[INFO] [stdout] a6a7b39e148c947f2eadbe77b0a21eb3222d9ec339d845c87b878027ae06a2ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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] ede137f2aee7a3eefab484ee8706c126479615a037a95a6c58b9f6c206355124
[INFO] running `Command { std: "docker" "start" "-a" "ede137f2aee7a3eefab484ee8706c126479615a037a95a6c58b9f6c206355124", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/coolmathgames-474c1cdb8f14b82e)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test number_theory::basics::tests::test_gcd_negative ... ok
[INFO] [stdout] test number_theory::basics::tests::test_gcd_reverse_order ... ok
[INFO] [stdout] test number_theory::basics::tests::test_gcd_zero ... ok
[INFO] [stdout] test number_theory::basics::tests::test_gcd_normal_case ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ede137f2aee7a3eefab484ee8706c126479615a037a95a6c58b9f6c206355124", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ede137f2aee7a3eefab484ee8706c126479615a037a95a6c58b9f6c206355124", kill_on_drop: false }`
[INFO] [stdout] ede137f2aee7a3eefab484ee8706c126479615a037a95a6c58b9f6c206355124