[INFO] cloning repository https://github.com/rossjjennings/rustcalc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rossjjennings/rustcalc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frossjjennings%2Frustcalc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frossjjennings%2Frustcalc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b66ed995c621a2df15eeeea3d8180cfdcc5f60cc
[INFO] testing rossjjennings/rustcalc against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frossjjennings%2Frustcalc" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rossjjennings/rustcalc 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/rossjjennings/rustcalc
[INFO] finished tweaking git repo https://github.com/rossjjennings/rustcalc
[INFO] tweaked toml for git repo https://github.com/rossjjennings/rustcalc written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/rossjjennings/rustcalc 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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6b7a6fd07fdf0230f0396ffe4d1f5269e2bb7009b62e51d05fe6c58c33d65980
[INFO] running `Command { std: "docker" "start" "-a" "6b7a6fd07fdf0230f0396ffe4d1f5269e2bb7009b62e51d05fe6c58c33d65980", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b7a6fd07fdf0230f0396ffe4d1f5269e2bb7009b62e51d05fe6c58c33d65980", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b7a6fd07fdf0230f0396ffe4d1f5269e2bb7009b62e51d05fe6c58c33d65980", kill_on_drop: false }`
[INFO] [stdout] 6b7a6fd07fdf0230f0396ffe4d1f5269e2bb7009b62e51d05fe6c58c33d65980
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 55084a8140056679840025105d8df39cce8d4f93ccb403b38c4ceeaafba7135a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "55084a8140056679840025105d8df39cce8d4f93ccb403b38c4ceeaafba7135a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustcalc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.34s
[INFO] running `Command { std: "docker" "inspect" "55084a8140056679840025105d8df39cce8d4f93ccb403b38c4ceeaafba7135a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55084a8140056679840025105d8df39cce8d4f93ccb403b38c4ceeaafba7135a", kill_on_drop: false }`
[INFO] [stdout] 55084a8140056679840025105d8df39cce8d4f93ccb403b38c4ceeaafba7135a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 5dd363dd5b7bb30025b1a390bf2b49fc5b9d48f341946ea707bcfaef66268749
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5dd363dd5b7bb30025b1a390bf2b49fc5b9d48f341946ea707bcfaef66268749", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustcalc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "5dd363dd5b7bb30025b1a390bf2b49fc5b9d48f341946ea707bcfaef66268749", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5dd363dd5b7bb30025b1a390bf2b49fc5b9d48f341946ea707bcfaef66268749", kill_on_drop: false }`
[INFO] [stdout] 5dd363dd5b7bb30025b1a390bf2b49fc5b9d48f341946ea707bcfaef66268749
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 7b3ce9d5cd07b2b2ed8d5ccecea311db950bbfd209b1eb4b0f8b822388aed939
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7b3ce9d5cd07b2b2ed8d5ccecea311db950bbfd209b1eb4b0f8b822388aed939", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rustcalc-6d216fb174df1309)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::add_twice ... ok
[INFO] [stdout] test tests::construct_expr ... ok
[INFO] [stdout] test tests::evaluate_expr ... ok
[INFO] [stdout] test tests::parse_exponential_notation ... ok
[INFO] [stdout] test tests::parse_valid ... ok
[INFO] [stdout] test tests::parse_invalid ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rustcalc-80ecb7870624c8f8)
[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] [stderr]    Doc-tests rustcalc
[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" "7b3ce9d5cd07b2b2ed8d5ccecea311db950bbfd209b1eb4b0f8b822388aed939", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b3ce9d5cd07b2b2ed8d5ccecea311db950bbfd209b1eb4b0f8b822388aed939", kill_on_drop: false }`
[INFO] [stdout] 7b3ce9d5cd07b2b2ed8d5ccecea311db950bbfd209b1eb4b0f8b822388aed939