[INFO] cloning repository https://github.com/ace-lab/reveal
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ace-lab/reveal" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Face-lab%2Freveal", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Face-lab%2Freveal'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 59d37601189660472dad8a9da6dfe55112bc604a
[INFO] checking ace-lab/reveal against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Face-lab%2Freveal" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ace-lab/reveal on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ace-lab/reveal
[INFO] finished tweaking git repo https://github.com/ace-lab/reveal
[INFO] tweaked toml for git repo https://github.com/ace-lab/reveal written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/ace-lab/reveal already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 99b54e4e9c40898884a3f51edd25a1a9b3297b5dfb8d6a24d74d7fdee3f9f59e
[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" "99b54e4e9c40898884a3f51edd25a1a9b3297b5dfb8d6a24d74d7fdee3f9f59e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "99b54e4e9c40898884a3f51edd25a1a9b3297b5dfb8d6a24d74d7fdee3f9f59e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99b54e4e9c40898884a3f51edd25a1a9b3297b5dfb8d6a24d74d7fdee3f9f59e", kill_on_drop: false }`
[INFO] [stdout] 99b54e4e9c40898884a3f51edd25a1a9b3297b5dfb8d6a24d74d7fdee3f9f59e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+beta" "check" "--frozen" "--all" "--all-targets" "--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] ce9d36c74d36c3de3ff3a51a87e29d0ad91ea3aee00279c03d34a47c32446e32
[INFO] running `Command { std: "docker" "start" "-a" "ce9d36c74d36c3de3ff3a51a87e29d0ad91ea3aee00279c03d34a47c32446e32", kill_on_drop: false }`
[INFO] [stderr]     Checking reveal v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "ce9d36c74d36c3de3ff3a51a87e29d0ad91ea3aee00279c03d34a47c32446e32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce9d36c74d36c3de3ff3a51a87e29d0ad91ea3aee00279c03d34a47c32446e32", kill_on_drop: false }`
[INFO] [stdout] ce9d36c74d36c3de3ff3a51a87e29d0ad91ea3aee00279c03d34a47c32446e32