[INFO] crate midi-port 0.1.0 is already in cache
[INFO] checking midi-port-0.1.0 against try#c8bdaa84ec1b37f18f30375e196a65b7602f3790 for pr-73345
[INFO] extracting crate midi-port 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate midi-port 0.1.0 on toolchain c8bdaa84ec1b37f18f30375e196a65b7602f3790
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-7/source/.cargo/config
[INFO] started tweaking crates.io crate midi-port 0.1.0
[INFO] finished tweaking crates.io crate midi-port 0.1.0
[INFO] tweaked toml for crates.io crate midi-port 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate midi-port 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa38353afa4593d4d9f1602cc50efa5dc11e014434653e9ced4fafd49c0bc5ce
[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" "fa38353afa4593d4d9f1602cc50efa5dc11e014434653e9ced4fafd49c0bc5ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa38353afa4593d4d9f1602cc50efa5dc11e014434653e9ced4fafd49c0bc5ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa38353afa4593d4d9f1602cc50efa5dc11e014434653e9ced4fafd49c0bc5ce", kill_on_drop: false }`
[INFO] [stdout] fa38353afa4593d4d9f1602cc50efa5dc11e014434653e9ced4fafd49c0bc5ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bab5647b69828a99ad97220d1def9d7a224d746046ee30e68af49596c7a00d32
[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" "bab5647b69828a99ad97220d1def9d7a224d746046ee30e68af49596c7a00d32", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling cortex-m v0.6.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling cortex-m-rt v0.6.10
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling stm32f4 v0.7.1
[INFO] [stderr]     Checking nb v0.1.2
[INFO] [stderr]    Compiling stm32f4 v0.8.0
[INFO] [stderr]     Checking panic-halt v0.2.0
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking embedded-hal v0.2.3
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling cortex-m-semihosting v0.3.5
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking generic-array v0.13.2
[INFO] [stderr]     Checking as-slice v0.1.2
[INFO] [stderr]     Checking aligned v0.3.2
[INFO] [stderr]     Checking panic-semihosting v0.5.3
[INFO] [stderr]     Checking midi-port v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.6
[INFO] [stderr] error: could not compile `stm32f4`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name stm32f4 --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stm32f4-0.7.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -Cembed-bitcode=no -C debuginfo=2 --cfg 'feature="cortex-m-rt"' --cfg 'feature="default"' --cfg 'feature="rt"' --cfg 'feature="stm32f407"' -C metadata=56c938d08fbc8878 -C extra-filename=-56c938d08fbc8878 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bare_metal=/opt/rustwide/target/debug/deps/libbare_metal-a8e21120a972fca3.rmeta --extern cortex_m=/opt/rustwide/target/debug/deps/libcortex_m-cdaf1e4f7aa855ca.rmeta --extern cortex_m_rt=/opt/rustwide/target/debug/deps/libcortex_m_rt-582ec47fc41c501d.rmeta --extern vcell=/opt/rustwide/target/debug/deps/libvcell-e3105ed1ffa21062.rmeta --cap-lints allow --cap-lints=forbid -L /opt/rustwide/target/debug/build/stm32f4-564a24aa03a33cb2/out -L /opt/rustwide/target/debug/build/cortex-m-rt-9f09b55496db4dd1/out` (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" "bab5647b69828a99ad97220d1def9d7a224d746046ee30e68af49596c7a00d32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bab5647b69828a99ad97220d1def9d7a224d746046ee30e68af49596c7a00d32", kill_on_drop: false }`
[INFO] [stdout] bab5647b69828a99ad97220d1def9d7a224d746046ee30e68af49596c7a00d32