[INFO] cloning repository https://github.com/RogueArt/pomodoro-timer-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RogueArt/pomodoro-timer-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRogueArt%2Fpomodoro-timer-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRogueArt%2Fpomodoro-timer-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ef3822fb822f845868a4d912df78b83c679c6bb7
[INFO] checking RogueArt/pomodoro-timer-rust against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRogueArt%2Fpomodoro-timer-rust" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/RogueArt/pomodoro-timer-rust 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/RogueArt/pomodoro-timer-rust
[INFO] finished tweaking git repo https://github.com/RogueArt/pomodoro-timer-rust
[INFO] tweaked toml for git repo https://github.com/RogueArt/pomodoro-timer-rust written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/RogueArt/pomodoro-timer-rust 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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] de40bfe93e6447f1887db7d43708dde362e0ff5dce434f77389b58b5d5619e86
[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" "de40bfe93e6447f1887db7d43708dde362e0ff5dce434f77389b58b5d5619e86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de40bfe93e6447f1887db7d43708dde362e0ff5dce434f77389b58b5d5619e86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de40bfe93e6447f1887db7d43708dde362e0ff5dce434f77389b58b5d5619e86", kill_on_drop: false }`
[INFO] [stdout] de40bfe93e6447f1887db7d43708dde362e0ff5dce434f77389b58b5d5619e86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stdout] 41300f208ab8252a93f7e05fe30ffbc87e9abaa33da22e4bc6b68ca9e6f961dd
[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" "41300f208ab8252a93f7e05fe30ffbc87e9abaa33da22e4bc6b68ca9e6f961dd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling libdbus-sys v0.2.1
[INFO] [stderr]     Checking dbus v0.8.4
[INFO] [stderr]     Checking notify-rust v4.0.0
[INFO] [stderr]     Checking alarm_clock v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.94s
[INFO] running `Command { std: "docker" "inspect" "41300f208ab8252a93f7e05fe30ffbc87e9abaa33da22e4bc6b68ca9e6f961dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41300f208ab8252a93f7e05fe30ffbc87e9abaa33da22e4bc6b68ca9e6f961dd", kill_on_drop: false }`
[INFO] [stdout] 41300f208ab8252a93f7e05fe30ffbc87e9abaa33da22e4bc6b68ca9e6f961dd