[INFO] cloning repository https://github.com/fsommar/headless-haven-helper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fsommar/headless-haven-helper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffsommar%2Fheadless-haven-helper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffsommar%2Fheadless-haven-helper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c3f229b2bc4c20c602e9e4e828b7f8fcfa2cc0b8
[INFO] checking fsommar/headless-haven-helper against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffsommar%2Fheadless-haven-helper" "/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/fsommar/headless-haven-helper 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/fsommar/headless-haven-helper
[INFO] finished tweaking git repo https://github.com/fsommar/headless-haven-helper
[INFO] tweaked toml for git repo https://github.com/fsommar/headless-haven-helper written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/fsommar/headless-haven-helper 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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b9546b38930ab38e1eb118e0907fcd5ceecb0c94e7be885b0020c6bcd34ab04c
[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" "b9546b38930ab38e1eb118e0907fcd5ceecb0c94e7be885b0020c6bcd34ab04c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9546b38930ab38e1eb118e0907fcd5ceecb0c94e7be885b0020c6bcd34ab04c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9546b38930ab38e1eb118e0907fcd5ceecb0c94e7be885b0020c6bcd34ab04c", kill_on_drop: false }`
[INFO] [stdout] b9546b38930ab38e1eb118e0907fcd5ceecb0c94e7be885b0020c6bcd34ab04c
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/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] 7fa5d3efda043bb2f68ac9f22ac70e30376a824436be990b69af5b7c7d572d87
[INFO] running `Command { std: "docker" "start" "-a" "7fa5d3efda043bb2f68ac9f22ac70e30376a824436be990b69af5b7c7d572d87", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling serde_repr v0.1.5
[INFO] [stderr]     Checking headless-haven-helper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.64s
[INFO] running `Command { std: "docker" "inspect" "7fa5d3efda043bb2f68ac9f22ac70e30376a824436be990b69af5b7c7d572d87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fa5d3efda043bb2f68ac9f22ac70e30376a824436be990b69af5b7c7d572d87", kill_on_drop: false }`
[INFO] [stdout] 7fa5d3efda043bb2f68ac9f22ac70e30376a824436be990b69af5b7c7d572d87