[INFO] cloning repository https://github.com/0xsteer/rust-chat-app
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/0xsteer/rust-chat-app" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xsteer%2Frust-chat-app", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xsteer%2Frust-chat-app'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b5237f101c05067c6724a42385479fcc6663a0e9
[INFO] checking 0xsteer/rust-chat-app against master#3f6250a7bb79e600d9036bbc7c8f65af43933643 for pr-147859
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xsteer%2Frust-chat-app" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/0xsteer/rust-chat-app
[INFO] finished tweaking git repo https://github.com/0xsteer/rust-chat-app
[INFO] tweaked toml for git repo https://github.com/0xsteer/rust-chat-app written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/0xsteer/rust-chat-app on toolchain 3f6250a7bb79e600d9036bbc7c8f65af43933643
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3f6250a7bb79e600d9036bbc7c8f65af43933643" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/0xsteer/rust-chat-app already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3f6250a7bb79e600d9036bbc7c8f65af43933643" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+3f6250a7bb79e600d9036bbc7c8f65af43933643" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ccd5e6f3eac286b76ca892d03ee4bc3c67d14a362f170f0d8a6daddd3f7fbafd
[INFO] running `Command { std: "docker" "start" "-a" "ccd5e6f3eac286b76ca892d03ee4bc3c67d14a362f170f0d8a6daddd3f7fbafd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ccd5e6f3eac286b76ca892d03ee4bc3c67d14a362f170f0d8a6daddd3f7fbafd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccd5e6f3eac286b76ca892d03ee4bc3c67d14a362f170f0d8a6daddd3f7fbafd", kill_on_drop: false }`
[INFO] [stdout] ccd5e6f3eac286b76ca892d03ee4bc3c67d14a362f170f0d8a6daddd3f7fbafd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+3f6250a7bb79e600d9036bbc7c8f65af43933643" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6bd0fbeb410733a1ca3df186fed8b26fa339fdb01aca550f50933df406e2b108
[INFO] running `Command { std: "docker" "start" "-a" "6bd0fbeb410733a1ca3df186fed8b26fa339fdb01aca550f50933df406e2b108", kill_on_drop: false }`
[INFO] [stderr]     Checking rust-chat-app v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "6bd0fbeb410733a1ca3df186fed8b26fa339fdb01aca550f50933df406e2b108", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bd0fbeb410733a1ca3df186fed8b26fa339fdb01aca550f50933df406e2b108", kill_on_drop: false }`
[INFO] [stdout] 6bd0fbeb410733a1ca3df186fed8b26fa339fdb01aca550f50933df406e2b108
