[INFO] fetching crate xmc4200 0.2.1...
[INFO] checking xmc4200-0.2.1 against master#cfbc6d4cf1acbac5c025acf8ed68929caa551df3 for pr-75494-beta
[INFO] extracting crate xmc4200 0.2.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate xmc4200 0.2.1 on toolchain cfbc6d4cf1acbac5c025acf8ed68929caa551df3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate xmc4200 0.2.1
[INFO] finished tweaking crates.io crate xmc4200 0.2.1
[INFO] tweaked toml for crates.io crate xmc4200 0.2.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c951eb4ef92c392492e1d86ddcc7acc918d6a5f14238cc0e243e6b7b56def36d
[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" "c951eb4ef92c392492e1d86ddcc7acc918d6a5f14238cc0e243e6b7b56def36d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c951eb4ef92c392492e1d86ddcc7acc918d6a5f14238cc0e243e6b7b56def36d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c951eb4ef92c392492e1d86ddcc7acc918d6a5f14238cc0e243e6b7b56def36d", kill_on_drop: false }`
[INFO] [stdout] c951eb4ef92c392492e1d86ddcc7acc918d6a5f14238cc0e243e6b7b56def36d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b75a0ec362fa7566612d2ebc3625c49a171f27d2c5e8bbbf19c4146c4d4b334f
[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" "b75a0ec362fa7566612d2ebc3625c49a171f27d2c5e8bbbf19c4146c4d4b334f", kill_on_drop: false }`
[INFO] [stderr]    Compiling xmc4200 v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `xmc4200`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name xmc4200 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -Cembed-bitcode=no -C debuginfo=2 -C metadata=a7504be2b802c40c -C extra-filename=-a7504be2b802c40c --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bare_metal=/opt/rustwide/target/debug/deps/libbare_metal-e031b5518942963c.rmeta --extern cortex_m=/opt/rustwide/target/debug/deps/libcortex_m-159039d9c2079a4e.rmeta --extern vcell=/opt/rustwide/target/debug/deps/libvcell-26c0afb41e86d883.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" "b75a0ec362fa7566612d2ebc3625c49a171f27d2c5e8bbbf19c4146c4d4b334f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b75a0ec362fa7566612d2ebc3625c49a171f27d2c5e8bbbf19c4146c4d4b334f", kill_on_drop: false }`
[INFO] [stdout] b75a0ec362fa7566612d2ebc3625c49a171f27d2c5e8bbbf19c4146c4d4b334f
