[INFO] fetching crate stm32f30x 0.8.0...
[INFO] checking stm32f30x-0.8.0 against master#0dce3f606e05cffab7361c132a399d3550ab0df8 for pr-78376
[INFO] extracting crate stm32f30x 0.8.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate stm32f30x 0.8.0 on toolchain 0dce3f606e05cffab7361c132a399d3550ab0df8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "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-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fe37ebd9fca254e210360f001c7844b7e469047d4f6021eb1d9f084c9b82ef78
[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" "fe37ebd9fca254e210360f001c7844b7e469047d4f6021eb1d9f084c9b82ef78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe37ebd9fca254e210360f001c7844b7e469047d4f6021eb1d9f084c9b82ef78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe37ebd9fca254e210360f001c7844b7e469047d4f6021eb1d9f084c9b82ef78", kill_on_drop: false }`
[INFO] [stdout] fe37ebd9fca254e210360f001c7844b7e469047d4f6021eb1d9f084c9b82ef78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21afed2b05a68f3388f163901be3a21c7b1f9a2d79515330ed1e2761bd381572
[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" "21afed2b05a68f3388f163901be3a21c7b1f9a2d79515330ed1e2761bd381572", kill_on_drop: false }`
[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 -C embed-bitcode=no -C debuginfo=2 --test -C metadata=dfeb2c0abd0a9d27 -C extra-filename=-dfeb2c0abd0a9d27 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bare_metal=/opt/rustwide/target/debug/deps/libbare_metal-e4625f484ffb3b5c.rmeta --extern cortex_m=/opt/rustwide/target/debug/deps/libcortex_m-c9e0126a9a5072bb.rmeta --extern vcell=/opt/rustwide/target/debug/deps/libvcell-c7dbce416d455566.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" "21afed2b05a68f3388f163901be3a21c7b1f9a2d79515330ed1e2761bd381572", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21afed2b05a68f3388f163901be3a21c7b1f9a2d79515330ed1e2761bd381572", kill_on_drop: false }`
[INFO] [stdout] 21afed2b05a68f3388f163901be3a21c7b1f9a2d79515330ed1e2761bd381572