[INFO] cloning repository https://github.com/kbacha/ops-add-play
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kbacha/ops-add-play" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkbacha%2Fops-add-play", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkbacha%2Fops-add-play'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e3b025690803247d1135d41207809fb5a864fa80
[INFO] testing kbacha/ops-add-play against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkbacha%2Fops-add-play" "/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/kbacha/ops-add-play 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/kbacha/ops-add-play
[INFO] finished tweaking git repo https://github.com/kbacha/ops-add-play
[INFO] tweaked toml for git repo https://github.com/kbacha/ops-add-play written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/kbacha/ops-add-play 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] c430addc9c2310f2b5be16017dc93f0dfb01bc620b718144ac23abe9a3d801e7
[INFO] running `Command { std: "docker" "start" "-a" "c430addc9c2310f2b5be16017dc93f0dfb01bc620b718144ac23abe9a3d801e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c430addc9c2310f2b5be16017dc93f0dfb01bc620b718144ac23abe9a3d801e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c430addc9c2310f2b5be16017dc93f0dfb01bc620b718144ac23abe9a3d801e7", kill_on_drop: false }`
[INFO] [stdout] c430addc9c2310f2b5be16017dc93f0dfb01bc620b718144ac23abe9a3d801e7
[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] 23ddbf4363ab76feb2dea1434c65c6e17113f748256db8699cb4390d30c16217
[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" "23ddbf4363ab76feb2dea1434c65c6e17113f748256db8699cb4390d30c16217", kill_on_drop: false }`
[INFO] [stderr]    Compiling iter-sum-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "23ddbf4363ab76feb2dea1434c65c6e17113f748256db8699cb4390d30c16217", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23ddbf4363ab76feb2dea1434c65c6e17113f748256db8699cb4390d30c16217", kill_on_drop: false }`
[INFO] [stdout] 23ddbf4363ab76feb2dea1434c65c6e17113f748256db8699cb4390d30c16217
[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] 98e048c4c3c0529bf5843a312dbfe2a1ac543d8788098d0dedf52aa6de1b4c73
[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" "98e048c4c3c0529bf5843a312dbfe2a1ac543d8788098d0dedf52aa6de1b4c73", kill_on_drop: false }`
[INFO] [stderr]    Compiling iter-sum-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "98e048c4c3c0529bf5843a312dbfe2a1ac543d8788098d0dedf52aa6de1b4c73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98e048c4c3c0529bf5843a312dbfe2a1ac543d8788098d0dedf52aa6de1b4c73", kill_on_drop: false }`
[INFO] [stdout] 98e048c4c3c0529bf5843a312dbfe2a1ac543d8788098d0dedf52aa6de1b4c73
[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] 360b0cd0521885b0e1cc5e78bcf0ae8ecc59532e488ae5710c71be8fb156acaf
[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" "360b0cd0521885b0e1cc5e78bcf0ae8ecc59532e488ae5710c71be8fb156acaf", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 4 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/iter_sum_test-bd551adc23438e24)
[INFO] [stdout] test can_add_reference_to_value ... ok
[INFO] [stdout] test can_add_two_values ... ok
[INFO] [stdout] test can_add_two_references ... ok
[INFO] [stdout] test can_add_value_to_reference ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "360b0cd0521885b0e1cc5e78bcf0ae8ecc59532e488ae5710c71be8fb156acaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "360b0cd0521885b0e1cc5e78bcf0ae8ecc59532e488ae5710c71be8fb156acaf", kill_on_drop: false }`
[INFO] [stdout] 360b0cd0521885b0e1cc5e78bcf0ae8ecc59532e488ae5710c71be8fb156acaf