[INFO] cloning repository https://github.com/questmaster/rust_sweeper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/questmaster/rust_sweeper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquestmaster%2Frust_sweeper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquestmaster%2Frust_sweeper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 52c80a2d586ba21fdcd4194c2e1aae1d5a594a9f
[INFO] checking questmaster/rust_sweeper against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquestmaster%2Frust_sweeper" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/questmaster/rust_sweeper 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/questmaster/rust_sweeper
[INFO] finished tweaking git repo https://github.com/questmaster/rust_sweeper
[INFO] tweaked toml for git repo https://github.com/questmaster/rust_sweeper written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/questmaster/rust_sweeper 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 90b34548204f611764db0cf44740a3fd7b8e6ee53fef861a4b9ec2665a56b4c7
[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" "90b34548204f611764db0cf44740a3fd7b8e6ee53fef861a4b9ec2665a56b4c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90b34548204f611764db0cf44740a3fd7b8e6ee53fef861a4b9ec2665a56b4c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90b34548204f611764db0cf44740a3fd7b8e6ee53fef861a4b9ec2665a56b4c7", kill_on_drop: false }`
[INFO] [stdout] 90b34548204f611764db0cf44740a3fd7b8e6ee53fef861a4b9ec2665a56b4c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stdout] 0d76f2085eb3b25a495ebe48cd8c820ae9897b9bf93f08cf993d3896cd658190
[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" "0d76f2085eb3b25a495ebe48cd8c820ae9897b9bf93f08cf993d3896cd658190", kill_on_drop: false }`
[INFO] [stderr]     Checking rust_sweeper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "0d76f2085eb3b25a495ebe48cd8c820ae9897b9bf93f08cf993d3896cd658190", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d76f2085eb3b25a495ebe48cd8c820ae9897b9bf93f08cf993d3896cd658190", kill_on_drop: false }`
[INFO] [stdout] 0d76f2085eb3b25a495ebe48cd8c820ae9897b9bf93f08cf993d3896cd658190