[INFO] cloning repository https://github.com/FGlazov/discrete_math
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FGlazov/discrete_math" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFGlazov%2Fdiscrete_math", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFGlazov%2Fdiscrete_math'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cefdc71b75b4bba3e167001fd33799a4a2e5a5f0
[INFO] testing FGlazov/discrete_math against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFGlazov%2Fdiscrete_math" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/FGlazov/discrete_math 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/FGlazov/discrete_math
[INFO] finished tweaking git repo https://github.com/FGlazov/discrete_math
[INFO] tweaked toml for git repo https://github.com/FGlazov/discrete_math written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/FGlazov/discrete_math 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 16030af51ab02b3a796d9a0d7ece0a381af700bc60b92f4450f8d89d9d745089
[INFO] running `Command { std: "docker" "start" "-a" "16030af51ab02b3a796d9a0d7ece0a381af700bc60b92f4450f8d89d9d745089", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16030af51ab02b3a796d9a0d7ece0a381af700bc60b92f4450f8d89d9d745089", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16030af51ab02b3a796d9a0d7ece0a381af700bc60b92f4450f8d89d9d745089", kill_on_drop: false }`
[INFO] [stdout] 16030af51ab02b3a796d9a0d7ece0a381af700bc60b92f4450f8d89d9d745089
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 7d16e0919bf21e3b75b7e8afcceb8e7816b18ab3b1de4ad57fbbc43dce823ace
[INFO] running `Command { std: "docker" "start" "-a" "7d16e0919bf21e3b75b7e8afcceb8e7816b18ab3b1de4ad57fbbc43dce823ace", kill_on_drop: false }`
[INFO] [stderr]    Compiling discrete_math v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `Command { std: "docker" "inspect" "7d16e0919bf21e3b75b7e8afcceb8e7816b18ab3b1de4ad57fbbc43dce823ace", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d16e0919bf21e3b75b7e8afcceb8e7816b18ab3b1de4ad57fbbc43dce823ace", kill_on_drop: false }`
[INFO] [stdout] 7d16e0919bf21e3b75b7e8afcceb8e7816b18ab3b1de4ad57fbbc43dce823ace
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 9bedcd31a2bae6be509c1578c7b842157b57d1ef1bb503f5e0825ba2773c813d
[INFO] running `Command { std: "docker" "start" "-a" "9bedcd31a2bae6be509c1578c7b842157b57d1ef1bb503f5e0825ba2773c813d", kill_on_drop: false }`
[INFO] [stderr]    Compiling discrete_math v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "9bedcd31a2bae6be509c1578c7b842157b57d1ef1bb503f5e0825ba2773c813d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bedcd31a2bae6be509c1578c7b842157b57d1ef1bb503f5e0825ba2773c813d", kill_on_drop: false }`
[INFO] [stdout] 9bedcd31a2bae6be509c1578c7b842157b57d1ef1bb503f5e0825ba2773c813d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 9df4449f8ef30066b93d5483254393d04f8f6f3c4c96744e949650d7a27050c8
[INFO] running `Command { std: "docker" "start" "-a" "9df4449f8ef30066b93d5483254393d04f8f6f3c4c96744e949650d7a27050c8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.26s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/discrete_math-86347ee799634c98)
[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] running `Command { std: "docker" "inspect" "9df4449f8ef30066b93d5483254393d04f8f6f3c4c96744e949650d7a27050c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9df4449f8ef30066b93d5483254393d04f8f6f3c4c96744e949650d7a27050c8", kill_on_drop: false }`
[INFO] [stdout] 9df4449f8ef30066b93d5483254393d04f8f6f3c4c96744e949650d7a27050c8