[INFO] cloning repository https://github.com/marco-c/rust-code-coverage-sample
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/marco-c/rust-code-coverage-sample" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarco-c%2Frust-code-coverage-sample", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarco-c%2Frust-code-coverage-sample'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6be7ba185b9e8f9b7b284773d6f201db6f547030
[INFO] checking marco-c/rust-code-coverage-sample against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarco-c%2Frust-code-coverage-sample" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/marco-c/rust-code-coverage-sample on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/marco-c/rust-code-coverage-sample
[INFO] finished tweaking git repo https://github.com/marco-c/rust-code-coverage-sample
[INFO] tweaked toml for git repo https://github.com/marco-c/rust-code-coverage-sample written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/marco-c/rust-code-coverage-sample already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 31f647b20d371ae3d91f9dac258f1311d0fc0721db561e18fc8f8cc5079ddc42
[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" "31f647b20d371ae3d91f9dac258f1311d0fc0721db561e18fc8f8cc5079ddc42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31f647b20d371ae3d91f9dac258f1311d0fc0721db561e18fc8f8cc5079ddc42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31f647b20d371ae3d91f9dac258f1311d0fc0721db561e18fc8f8cc5079ddc42", kill_on_drop: false }`
[INFO] [stdout] 31f647b20d371ae3d91f9dac258f1311d0fc0721db561e18fc8f8cc5079ddc42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=forbid" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b8a559e94ae56fd4b1b0d601137e724fc6f9518404de7198a5026d50bc7fcd12
[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" "b8a559e94ae56fd4b1b0d601137e724fc6f9518404de7198a5026d50bc7fcd12", kill_on_drop: false }`
[INFO] [stderr]     Checking rust-code-coverage-sample v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "b8a559e94ae56fd4b1b0d601137e724fc6f9518404de7198a5026d50bc7fcd12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8a559e94ae56fd4b1b0d601137e724fc6f9518404de7198a5026d50bc7fcd12", kill_on_drop: false }`
[INFO] [stdout] b8a559e94ae56fd4b1b0d601137e724fc6f9518404de7198a5026d50bc7fcd12