[INFO] cloning repository https://github.com/matthewzhaocc/krust-hello-world
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/matthewzhaocc/krust-hello-world" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatthewzhaocc%2Fkrust-hello-world", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatthewzhaocc%2Fkrust-hello-world'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6d9fac7e5a381a067f6cda778e52063872c1351c
[INFO] testing matthewzhaocc/krust-hello-world 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%2Fmatthewzhaocc%2Fkrust-hello-world" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/matthewzhaocc/krust-hello-world 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/matthewzhaocc/krust-hello-world
[INFO] finished tweaking git repo https://github.com/matthewzhaocc/krust-hello-world
[INFO] tweaked toml for git repo https://github.com/matthewzhaocc/krust-hello-world written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/matthewzhaocc/krust-hello-world 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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] a69eae7df0a507dec63decaf0334e2e053119b30341b977eb52f86dd87f13994
[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" "a69eae7df0a507dec63decaf0334e2e053119b30341b977eb52f86dd87f13994", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a69eae7df0a507dec63decaf0334e2e053119b30341b977eb52f86dd87f13994", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a69eae7df0a507dec63decaf0334e2e053119b30341b977eb52f86dd87f13994", kill_on_drop: false }`
[INFO] [stdout] a69eae7df0a507dec63decaf0334e2e053119b30341b977eb52f86dd87f13994
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e5575d1bcdf1372b8029b7a047f9f6618a748ceae08ec8935bd5392d90832622
[INFO] running `Command { std: "docker" "start" "-a" "e5575d1bcdf1372b8029b7a047f9f6618a748ceae08ec8935bd5392d90832622", kill_on_drop: false }`
[INFO] [stderr]    Compiling krust-hello-world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.84s
[INFO] running `Command { std: "docker" "inspect" "e5575d1bcdf1372b8029b7a047f9f6618a748ceae08ec8935bd5392d90832622", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5575d1bcdf1372b8029b7a047f9f6618a748ceae08ec8935bd5392d90832622", kill_on_drop: false }`
[INFO] [stdout] e5575d1bcdf1372b8029b7a047f9f6618a748ceae08ec8935bd5392d90832622
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 1576226462e2c43a920aef7ab5d4f93f6a3b93d01bf9d8ea2bed7f551a0ad675
[INFO] running `Command { std: "docker" "start" "-a" "1576226462e2c43a920aef7ab5d4f93f6a3b93d01bf9d8ea2bed7f551a0ad675", kill_on_drop: false }`
[INFO] [stderr]    Compiling krust-hello-world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "1576226462e2c43a920aef7ab5d4f93f6a3b93d01bf9d8ea2bed7f551a0ad675", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1576226462e2c43a920aef7ab5d4f93f6a3b93d01bf9d8ea2bed7f551a0ad675", kill_on_drop: false }`
[INFO] [stdout] 1576226462e2c43a920aef7ab5d4f93f6a3b93d01bf9d8ea2bed7f551a0ad675
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 50c67b2b5aeb7078f6f12a6faed7f20b4307fd027a430e97cab3dae238b69f5f
[INFO] running `Command { std: "docker" "start" "-a" "50c67b2b5aeb7078f6f12a6faed7f20b4307fd027a430e97cab3dae238b69f5f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/krust_hello_world-ca3f9d7fe60bdca2)
[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" "50c67b2b5aeb7078f6f12a6faed7f20b4307fd027a430e97cab3dae238b69f5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50c67b2b5aeb7078f6f12a6faed7f20b4307fd027a430e97cab3dae238b69f5f", kill_on_drop: false }`
[INFO] [stdout] 50c67b2b5aeb7078f6f12a6faed7f20b4307fd027a430e97cab3dae238b69f5f