[INFO] fetching crate xmc4300 0.5.0...
[INFO] testing xmc4300-0.5.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate xmc4300 0.5.0 into /workspace/builds/worker-19/source
[INFO] validating manifest of crates.io crate xmc4300 0.5.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate xmc4300 0.5.0
[INFO] finished tweaking crates.io crate xmc4300 0.5.0
[INFO] tweaked toml for crates.io crate xmc4300 0.5.0 written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2a3402680e21c6fa925d935ddbb6b0ae51746e00ca602b13b520188dbc9a9b57
[INFO] running `Command { std: "docker" "start" "-a" "2a3402680e21c6fa925d935ddbb6b0ae51746e00ca602b13b520188dbc9a9b57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a3402680e21c6fa925d935ddbb6b0ae51746e00ca602b13b520188dbc9a9b57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a3402680e21c6fa925d935ddbb6b0ae51746e00ca602b13b520188dbc9a9b57", kill_on_drop: false }`
[INFO] [stdout] 2a3402680e21c6fa925d935ddbb6b0ae51746e00ca602b13b520188dbc9a9b57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d5439976ea4a916454c827bd527678e0d16c5a24ca19be2912026fb8c789921a
[INFO] running `Command { std: "docker" "start" "-a" "d5439976ea4a916454c827bd527678e0d16c5a24ca19be2912026fb8c789921a", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling nb v1.0.0
[INFO] [stderr]    Compiling cortex-m v0.7.4
[INFO] [stderr]    Compiling vcell v0.1.3
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling bitfield v0.13.2
[INFO] [stderr]    Compiling xmc4300 v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling volatile-register v0.2.1
[INFO] [stderr]    Compiling embedded-hal v0.2.7
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr] error: could not compile `xmc4300`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name xmc4300 --edition=2018 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=0d9889c3cfd6e331 -C extra-filename=-0d9889c3cfd6e331 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern cortex_m=/opt/rustwide/target/debug/deps/libcortex_m-7bcb1b0f55ee3047.rmeta --extern vcell=/opt/rustwide/target/debug/deps/libvcell-f61acefe00d126b4.rmeta --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "d5439976ea4a916454c827bd527678e0d16c5a24ca19be2912026fb8c789921a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5439976ea4a916454c827bd527678e0d16c5a24ca19be2912026fb8c789921a", kill_on_drop: false }`
[INFO] [stdout] d5439976ea4a916454c827bd527678e0d16c5a24ca19be2912026fb8c789921a