[INFO] cloning repository https://github.com/brendanzab/rust-visitors
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/brendanzab/rust-visitors" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrendanzab%2Frust-visitors", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrendanzab%2Frust-visitors'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 682c89da4559e8d370e94191f67a47df24cf9a9a
[INFO] checking brendanzab/rust-visitors against try#ff044a3d65d25a17c3e14c1530004e1540179ba7 for pr-78338
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrendanzab%2Frust-visitors" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/brendanzab/rust-visitors on toolchain ff044a3d65d25a17c3e14c1530004e1540179ba7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff044a3d65d25a17c3e14c1530004e1540179ba7" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/brendanzab/rust-visitors
[INFO] finished tweaking git repo https://github.com/brendanzab/rust-visitors
[INFO] tweaked toml for git repo https://github.com/brendanzab/rust-visitors written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/brendanzab/rust-visitors already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff044a3d65d25a17c3e14c1530004e1540179ba7" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ff044a3d65d25a17c3e14c1530004e1540179ba7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] df8d0dae3fe9c1c23ac45c1d40007e4d58893b3a0f149813b8b737ea43d20c3c
[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" "df8d0dae3fe9c1c23ac45c1d40007e4d58893b3a0f149813b8b737ea43d20c3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df8d0dae3fe9c1c23ac45c1d40007e4d58893b3a0f149813b8b737ea43d20c3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df8d0dae3fe9c1c23ac45c1d40007e4d58893b3a0f149813b8b737ea43d20c3c", kill_on_drop: false }`
[INFO] [stdout] df8d0dae3fe9c1c23ac45c1d40007e4d58893b3a0f149813b8b737ea43d20c3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ff044a3d65d25a17c3e14c1530004e1540179ba7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 206af9647e2621cb19d735a6ad38f91f8e0c200441b6467334c4feb1e97ae395
[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" "206af9647e2621cb19d735a6ad38f91f8e0c200441b6467334c4feb1e97ae395", kill_on_drop: false }`
[INFO] [stderr]     Checking visitors v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "206af9647e2621cb19d735a6ad38f91f8e0c200441b6467334c4feb1e97ae395", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "206af9647e2621cb19d735a6ad38f91f8e0c200441b6467334c4feb1e97ae395", kill_on_drop: false }`
[INFO] [stdout] 206af9647e2621cb19d735a6ad38f91f8e0c200441b6467334c4feb1e97ae395