[INFO] fetching crate muscab1-pac 0.0.1...
[INFO] checking muscab1-pac-0.0.1 against master#9503ea19edbf01b9435e80e17d60ce1b88390116 for pr-81782
[INFO] extracting crate muscab1-pac 0.0.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate muscab1-pac 0.0.1 on toolchain 9503ea19edbf01b9435e80e17d60ce1b88390116
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0/source/.cargo/config
[INFO] started tweaking crates.io crate muscab1-pac 0.0.1
[INFO] finished tweaking crates.io crate muscab1-pac 0.0.1
[INFO] tweaked toml for crates.io crate muscab1-pac 0.0.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 79fdfc047143fb42a19665c0c22ddac8bbca4100cf3210a5866e8436adc06d69
[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" "79fdfc047143fb42a19665c0c22ddac8bbca4100cf3210a5866e8436adc06d69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79fdfc047143fb42a19665c0c22ddac8bbca4100cf3210a5866e8436adc06d69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79fdfc047143fb42a19665c0c22ddac8bbca4100cf3210a5866e8436adc06d69", kill_on_drop: false }`
[INFO] [stdout] 79fdfc047143fb42a19665c0c22ddac8bbca4100cf3210a5866e8436adc06d69
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e8a8bd46fe5cfde8c0e0e94f4655969c49db65b6fbf162c63e4880744dbaa886
[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" "e8a8bd46fe5cfde8c0e0e94f4655969c49db65b6fbf162c63e4880744dbaa886", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling muscab1-pac v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]     Checking embedded-hal v0.2.4
[INFO] [stderr]     Checking cortex-m v0.7.1
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking generic-array v0.13.2
[INFO] [stderr]     Checking as-slice v0.1.4
[INFO] [stderr]     Checking aligned v0.3.4
[INFO] [stderr]     Checking cortex-m v0.6.7
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.14s
[INFO] running `Command { std: "docker" "inspect" "e8a8bd46fe5cfde8c0e0e94f4655969c49db65b6fbf162c63e4880744dbaa886", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8a8bd46fe5cfde8c0e0e94f4655969c49db65b6fbf162c63e4880744dbaa886", kill_on_drop: false }`
[INFO] [stdout] e8a8bd46fe5cfde8c0e0e94f4655969c49db65b6fbf162c63e4880744dbaa886