[INFO] fetching crate k64 0.1.0...
[INFO] extracting crate k64 0.1.0 into work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/reg/k64/0.1.0
[INFO] extracting crate k64 0.1.0 into work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/reg/k64/0.1.0
[INFO] validating manifest of k64-0.1.0 on toolchain master#9f06855064ed06a50c496577b21ca50f92a2e67d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of k64-0.1.0 on toolchain try#d3301713b54af69ca9de941a8c6b0d8287dbd6df
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing k64-0.1.0
[INFO] finished frobbing k64-0.1.0
[INFO] frobbed toml for k64-0.1.0 written to work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/reg/k64/0.1.0/Cargo.toml
[INFO] started frobbing k64-0.1.0
[INFO] finished frobbing k64-0.1.0
[INFO] frobbed toml for k64-0.1.0 written to work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/reg/k64/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking k64-0.1.0 against master#9f06855064ed06a50c496577b21ca50f92a2e67d for pr-61874
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61874/worker-7/master#9f06855064ed06a50c496577b21ca50f92a2e67d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/reg/k64/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] ad196452ec51c1985877e15b1524099487050782ec6f2137533c75583f7f75bc
[INFO] running `"docker" "start" "-a" "ad196452ec51c1985877e15b1524099487050782ec6f2137533c75583f7f75bc"`
[INFO] [stderr]    Compiling k64 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error: Could not compile `k64`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name k64 src/lib.rs --color never --crate-type lib --emit=dep-info,metadata -C debuginfo=2 -C metadata=789063e9ce454e42 -C extra-filename=-789063e9ce454e42 --out-dir /opt/crater/target/debug/deps -L dependency=/opt/crater/target/debug/deps --extern bare_metal=/opt/crater/target/debug/deps/libbare_metal-8806a0f4d59d8d5a.rmeta --extern cortex_m=/opt/crater/target/debug/deps/libcortex_m-dee7fa633f8b7f0e.rmeta --extern vcell=/opt/crater/target/debug/deps/libvcell-b4e7685c5d86455a.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 `k64`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name k64 src/lib.rs --color never --emit=dep-info,metadata -C debuginfo=2 --test -C metadata=1476971841b82346 -C extra-filename=-1476971841b82346 --out-dir /opt/crater/target/debug/deps -L dependency=/opt/crater/target/debug/deps --extern bare_metal=/opt/crater/target/debug/deps/libbare_metal-8806a0f4d59d8d5a.rmeta --extern cortex_m=/opt/crater/target/debug/deps/libcortex_m-dee7fa633f8b7f0e.rmeta --extern vcell=/opt/crater/target/debug/deps/libvcell-b4e7685c5d86455a.rmeta --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `"docker" "inspect" "ad196452ec51c1985877e15b1524099487050782ec6f2137533c75583f7f75bc"`
[INFO] running `"docker" "rm" "-f" "ad196452ec51c1985877e15b1524099487050782ec6f2137533c75583f7f75bc"`
[INFO] [stdout] ad196452ec51c1985877e15b1524099487050782ec6f2137533c75583f7f75bc