[INFO] crate proc-spirv 0.0.1 is already in cache
[INFO] extracting crate proc-spirv 0.0.1 into work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/reg/proc-spirv/0.0.1
[INFO] extracting crate proc-spirv 0.0.1 into work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/reg/proc-spirv/0.0.1
[INFO] validating manifest of proc-spirv-0.0.1 on toolchain master#39401465da4ce27aeeb2c2a26133ac35c63aa515
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of proc-spirv-0.0.1 on toolchain try#f45cc3094ee337acd688771b9234318046b0572d
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing proc-spirv-0.0.1
[INFO] finished frobbing proc-spirv-0.0.1
[INFO] frobbed toml for proc-spirv-0.0.1 written to work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/reg/proc-spirv/0.0.1/Cargo.toml
[INFO] started frobbing proc-spirv-0.0.1
[INFO] finished frobbing proc-spirv-0.0.1
[INFO] frobbed toml for proc-spirv-0.0.1 written to work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/reg/proc-spirv/0.0.1/Cargo.toml
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking proc-spirv-0.0.1 against try#f45cc3094ee337acd688771b9234318046b0572d for pr-60914
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60914/worker-1/try#f45cc3094ee337acd688771b9234318046b0572d:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/reg/proc-spirv/0.0.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f289f69cabb80505a66fbe4fa42153c36cecaa9d2cb319d02c4e6ee4231dc067
[INFO] running `"docker" "start" "-a" "f289f69cabb80505a66fbe4fa42153c36cecaa9d2cb319d02c4e6ee4231dc067"`
[INFO] [stderr]    Compiling shaderc v0.3.16
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]     Checking syn v0.15.34
[INFO] [stderr] error: Could not compile `syn`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.15.34/src/lib.rs --color never --crate-type lib --emit=dep-info,metadata -C debuginfo=2 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="proc-macro2"' --cfg 'feature="quote"' -C metadata=4f9853bdf4e67866 -C extra-filename=-4f9853bdf4e67866 --out-dir /opt/crater/target/debug/deps -L dependency=/opt/crater/target/debug/deps --extern proc_macro2=/opt/crater/target/debug/deps/libproc_macro2-b62f8198e9ba8146.rmeta --extern quote=/opt/crater/target/debug/deps/libquote-05c6371c4c92ca8b.rmeta --extern unicode_xid=/opt/crater/target/debug/deps/libunicode_xid-1a8e3ae6c6d85038.rmeta --cap-lints allow --cap-lints=forbid --cfg syn_can_use_thread_id --cfg syn_can_use_associated_constants --cfg syn_can_call_macro_by_path` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: Could not compile `syn`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.15.34/src/lib.rs --color never --crate-type lib --emit=dep-info,metadata,link -C debuginfo=2 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="proc-macro2"' --cfg 'feature="quote"' -C metadata=68c26a8c02577750 -C extra-filename=-68c26a8c02577750 --out-dir /opt/crater/target/debug/deps -L dependency=/opt/crater/target/debug/deps --extern proc_macro2=/opt/crater/target/debug/deps/libproc_macro2-886ee7ac16fc0be1.rlib --extern quote=/opt/crater/target/debug/deps/libquote-dc0d6bb764ca63a9.rlib --extern unicode_xid=/opt/crater/target/debug/deps/libunicode_xid-057d0c6fe844e117.rlib --cap-lints allow --cap-lints=forbid --cfg syn_can_use_thread_id --cfg syn_can_use_associated_constants --cfg syn_can_call_macro_by_path` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[ERROR] error running command: no output for 300 seconds
[INFO] running `"docker" "inspect" "f289f69cabb80505a66fbe4fa42153c36cecaa9d2cb319d02c4e6ee4231dc067"`
[INFO] running `"docker" "rm" "-f" "f289f69cabb80505a66fbe4fa42153c36cecaa9d2cb319d02c4e6ee4231dc067"`
[INFO] [stdout] f289f69cabb80505a66fbe4fa42153c36cecaa9d2cb319d02c4e6ee4231dc067