[INFO] cloning repository https://github.com/Joe-R-H/helloworld
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Joe-R-H/helloworld" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJoe-R-H%2Fhelloworld", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJoe-R-H%2Fhelloworld'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4d2370ed8ad4dc83e7e2a158b39b789e8f9ab5ff
[INFO] testing Joe-R-H/helloworld 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%2FJoe-R-H%2Fhelloworld" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Joe-R-H/helloworld 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/Joe-R-H/helloworld
[INFO] finished tweaking git repo https://github.com/Joe-R-H/helloworld
[INFO] tweaked toml for git repo https://github.com/Joe-R-H/helloworld written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/Joe-R-H/helloworld 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 447377ad6780886a3d61b072b1430da3f2b561aae6a38a9f76d001f999762ae5
[INFO] running `Command { std: "docker" "start" "-a" "447377ad6780886a3d61b072b1430da3f2b561aae6a38a9f76d001f999762ae5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "447377ad6780886a3d61b072b1430da3f2b561aae6a38a9f76d001f999762ae5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "447377ad6780886a3d61b072b1430da3f2b561aae6a38a9f76d001f999762ae5", kill_on_drop: false }`
[INFO] [stdout] 447377ad6780886a3d61b072b1430da3f2b561aae6a38a9f76d001f999762ae5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 619b3873ffed7276a518f2fda154af48bdfed7ff16137d2795e4621042cb7ab2
[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" "619b3873ffed7276a518f2fda154af48bdfed7ff16137d2795e4621042cb7ab2", kill_on_drop: false }`
[INFO] [stderr]    Compiling helloworld v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "619b3873ffed7276a518f2fda154af48bdfed7ff16137d2795e4621042cb7ab2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "619b3873ffed7276a518f2fda154af48bdfed7ff16137d2795e4621042cb7ab2", kill_on_drop: false }`
[INFO] [stdout] 619b3873ffed7276a518f2fda154af48bdfed7ff16137d2795e4621042cb7ab2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5e0492c7375a0625b7df31b77f3db0d7fe658c734ad67e2a0a34cb713bf0f898
[INFO] running `Command { std: "docker" "start" "-a" "5e0492c7375a0625b7df31b77f3db0d7fe658c734ad67e2a0a34cb713bf0f898", kill_on_drop: false }`
[INFO] [stderr]    Compiling helloworld v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "5e0492c7375a0625b7df31b77f3db0d7fe658c734ad67e2a0a34cb713bf0f898", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e0492c7375a0625b7df31b77f3db0d7fe658c734ad67e2a0a34cb713bf0f898", kill_on_drop: false }`
[INFO] [stdout] 5e0492c7375a0625b7df31b77f3db0d7fe658c734ad67e2a0a34cb713bf0f898
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e1b92a2d0b5032fc4a608ad21dc7fb46afc3aa4d1ce87ea1c6766c3d2b54098f
[INFO] running `Command { std: "docker" "start" "-a" "e1b92a2d0b5032fc4a608ad21dc7fb46afc3aa4d1ce87ea1c6766c3d2b54098f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/helloworld-21057ed78c66d8ff)
[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" "e1b92a2d0b5032fc4a608ad21dc7fb46afc3aa4d1ce87ea1c6766c3d2b54098f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1b92a2d0b5032fc4a608ad21dc7fb46afc3aa4d1ce87ea1c6766c3d2b54098f", kill_on_drop: false }`
[INFO] [stdout] e1b92a2d0b5032fc4a608ad21dc7fb46afc3aa4d1ce87ea1c6766c3d2b54098f