[INFO] fetching crate efm32gg11b820 0.7.0...
[INFO] extracting crate efm32gg11b820 0.7.0 into work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/efm32gg11b820/0.7.0
[INFO] extracting crate efm32gg11b820 0.7.0 into work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/efm32gg11b820/0.7.0
[INFO] validating manifest of efm32gg11b820-0.7.0 on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of efm32gg11b820-0.7.0 on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing efm32gg11b820-0.7.0
[INFO] finished frobbing efm32gg11b820-0.7.0
[INFO] frobbed toml for efm32gg11b820-0.7.0 written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/efm32gg11b820/0.7.0/Cargo.toml
[INFO] started frobbing efm32gg11b820-0.7.0
[INFO] finished frobbing efm32gg11b820-0.7.0
[INFO] frobbed toml for efm32gg11b820-0.7.0 written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/efm32gg11b820/0.7.0/Cargo.toml
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking efm32gg11b820-0.7.0 against try#8f81d0bf6baf07b92f1246696722485c4ca0b049 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-3/try#8f81d0bf6baf07b92f1246696722485c4ca0b049:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/efm32gg11b820/0.7.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 6791d565c7770c9067f19b6ae2071c6bd65e373705f6064e0f842575c3f49470
[INFO] running `"docker" "start" "-a" "6791d565c7770c9067f19b6ae2071c6bd65e373705f6064e0f842575c3f49470"`
[INFO] [stderr]    Compiling efm32gg11b820 v0.7.0 (/opt/crater/workdir)
[INFO] [stderr] error: Could not compile `efm32gg11b820`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name efm32gg11b820 src/lib.rs --color never --emit=dep-info,metadata -C debuginfo=2 --test -C metadata=6cc80d3dab80f541 -C extra-filename=-6cc80d3dab80f541 --out-dir /opt/crater/target/debug/deps -L dependency=/opt/crater/target/debug/deps --extern bare_metal=/opt/crater/target/debug/deps/libbare_metal-d8affba986947bcb.rmeta --extern cortex_m=/opt/crater/target/debug/deps/libcortex_m-e15a18931e638338.rmeta --extern vcell=/opt/crater/target/debug/deps/libvcell-a1d8a0461006caf4.rmeta --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: Could not compile `efm32gg11b820`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name efm32gg11b820 src/lib.rs --color never --crate-type lib --emit=dep-info,metadata -C debuginfo=2 -C metadata=7624abc98dfc7e63 -C extra-filename=-7624abc98dfc7e63 --out-dir /opt/crater/target/debug/deps -L dependency=/opt/crater/target/debug/deps --extern bare_metal=/opt/crater/target/debug/deps/libbare_metal-d8affba986947bcb.rmeta --extern cortex_m=/opt/crater/target/debug/deps/libcortex_m-e15a18931e638338.rmeta --extern vcell=/opt/crater/target/debug/deps/libvcell-a1d8a0461006caf4.rmeta --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `"docker" "inspect" "6791d565c7770c9067f19b6ae2071c6bd65e373705f6064e0f842575c3f49470"`
[INFO] running `"docker" "rm" "-f" "6791d565c7770c9067f19b6ae2071c6bd65e373705f6064e0f842575c3f49470"`
[INFO] [stdout] 6791d565c7770c9067f19b6ae2071c6bd65e373705f6064e0f842575c3f49470