[INFO] fetching crate stm32f30x 0.8.0...
[INFO] checking stm32f30x-0.8.0 against master#e22b61bff0bdd08be7665607cb7be3748c8a35d2 for pr-74627
[INFO] extracting crate stm32f30x 0.8.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate stm32f30x 0.8.0 on toolchain e22b61bff0bdd08be7665607cb7be3748c8a35d2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e22b61bff0bdd08be7665607cb7be3748c8a35d2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stm32f30x 0.8.0
[INFO] finished tweaking crates.io crate stm32f30x 0.8.0
[INFO] tweaked toml for crates.io crate stm32f30x 0.8.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e22b61bff0bdd08be7665607cb7be3748c8a35d2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e22b61bff0bdd08be7665607cb7be3748c8a35d2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+e22b61bff0bdd08be7665607cb7be3748c8a35d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bd563a7bb22b551e0d30d78237fcbd953feb6dea9a3b98b1e6d81d5071be6447
[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" "bd563a7bb22b551e0d30d78237fcbd953feb6dea9a3b98b1e6d81d5071be6447", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bd563a7bb22b551e0d30d78237fcbd953feb6dea9a3b98b1e6d81d5071be6447", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd563a7bb22b551e0d30d78237fcbd953feb6dea9a3b98b1e6d81d5071be6447", kill_on_drop: false }`
[INFO] [stdout] bd563a7bb22b551e0d30d78237fcbd953feb6dea9a3b98b1e6d81d5071be6447
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+e22b61bff0bdd08be7665607cb7be3748c8a35d2" "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] 1d5daf056a61213c2544996401ed2d9f6e264a482287c22bb45045b237c91de6
[INFO] running `Command { std: "docker" "start" "-a" "1d5daf056a61213c2544996401ed2d9f6e264a482287c22bb45045b237c91de6", kill_on_drop: false }`
[INFO] [stderr]    Compiling cortex-m v0.5.10
[INFO] [stderr]     Checking aligned v0.2.0
[INFO] [stderr]    Compiling stm32f30x v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `stm32f30x`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name stm32f30x src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,metadata -Cembed-bitcode=no -C debuginfo=2 --test -C metadata=4db48c4fc65a3e59 -C extra-filename=-4db48c4fc65a3e59 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bare_metal=/opt/rustwide/target/debug/deps/libbare_metal-aee9dfd56e1fcfd6.rmeta --extern cortex_m=/opt/rustwide/target/debug/deps/libcortex_m-4033771b8dc7fbb5.rmeta --extern vcell=/opt/rustwide/target/debug/deps/libvcell-1b8e350253f2bbf3.rmeta --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "1d5daf056a61213c2544996401ed2d9f6e264a482287c22bb45045b237c91de6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d5daf056a61213c2544996401ed2d9f6e264a482287c22bb45045b237c91de6", kill_on_drop: false }`
[INFO] [stdout] 1d5daf056a61213c2544996401ed2d9f6e264a482287c22bb45045b237c91de6