[INFO] fetching crate xmc4700 0.5.0...
[INFO] testing xmc4700-0.5.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate xmc4700 0.5.0 into /workspace/builds/worker-29/source
[INFO] validating manifest of crates.io crate xmc4700 0.5.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate xmc4700 0.5.0
[INFO] finished tweaking crates.io crate xmc4700 0.5.0
[INFO] tweaked toml for crates.io crate xmc4700 0.5.0 written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 39fe6cbf922443c943fa49c0ab73c4e54e35df06708c0c40d95d5a5a1a2bbeab
[INFO] running `Command { std: "docker" "start" "-a" "39fe6cbf922443c943fa49c0ab73c4e54e35df06708c0c40d95d5a5a1a2bbeab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39fe6cbf922443c943fa49c0ab73c4e54e35df06708c0c40d95d5a5a1a2bbeab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39fe6cbf922443c943fa49c0ab73c4e54e35df06708c0c40d95d5a5a1a2bbeab", kill_on_drop: false }`
[INFO] [stdout] 39fe6cbf922443c943fa49c0ab73c4e54e35df06708c0c40d95d5a5a1a2bbeab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6af0d8439703037833a70af45dda3ce0405d7af6d273da4b7b562d3d52dd97f
[INFO] running `Command { std: "docker" "start" "-a" "c6af0d8439703037833a70af45dda3ce0405d7af6d273da4b7b562d3d52dd97f", 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 void v1.0.2
[INFO] [stderr]    Compiling vcell v0.1.3
[INFO] [stderr]    Compiling bitfield v0.13.2
[INFO] [stderr]    Compiling xmc4700 v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling volatile-register v0.2.1
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling embedded-hal v0.2.7
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr] error: could not compile `xmc4700`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name xmc4700 --edition=2018 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=3b1ac243037ad940 -C extra-filename=-3b1ac243037ad940 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern cortex_m=/opt/rustwide/target/debug/deps/libcortex_m-69efe10ffa513d0a.rmeta --extern vcell=/opt/rustwide/target/debug/deps/libvcell-75215cfd832c362a.rmeta --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "c6af0d8439703037833a70af45dda3ce0405d7af6d273da4b7b562d3d52dd97f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6af0d8439703037833a70af45dda3ce0405d7af6d273da4b7b562d3d52dd97f", kill_on_drop: false }`
[INFO] [stdout] c6af0d8439703037833a70af45dda3ce0405d7af6d273da4b7b562d3d52dd97f