[INFO] cloning repository https://github.com/cark/HeronAcceleratingPause
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cark/HeronAcceleratingPause" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcark%2FHeronAcceleratingPause", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcark%2FHeronAcceleratingPause'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5aa9e6a7d96cb6d89fc5ceb7812ca8be0f32f98f
[INFO] checking cark/HeronAcceleratingPause against master#9cf699d2ff4ff23a6d6862a35727f4d5d3567dae for pr-98456-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcark%2FHeronAcceleratingPause" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cark/HeronAcceleratingPause on toolchain 9cf699d2ff4ff23a6d6862a35727f4d5d3567dae
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cf699d2ff4ff23a6d6862a35727f4d5d3567dae" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cark/HeronAcceleratingPause
[INFO] finished tweaking git repo https://github.com/cark/HeronAcceleratingPause
[INFO] tweaked toml for git repo https://github.com/cark/HeronAcceleratingPause written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/cark/HeronAcceleratingPause already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cf699d2ff4ff23a6d6862a35727f4d5d3567dae" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crossbeam-queue v0.3.5
[INFO] [stderr]   Downloaded heron_core v2.4.1
[INFO] [stderr]   Downloaded rapier2d v0.11.1
[INFO] [stderr]   Downloaded heron_macros v2.4.1
[INFO] [stderr]   Downloaded duplicate v0.4.0
[INFO] [stderr]   Downloaded heron v2.4.1
[INFO] [stderr]   Downloaded crossbeam v0.8.1
[INFO] [stderr]   Downloaded parry2d v0.7.1
[INFO] [stderr]   Downloaded heron_rapier v2.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+9cf699d2ff4ff23a6d6862a35727f4d5d3567dae" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b72c5e366fc7caa20a43a24d78839c46614c74bfb01125599fc73cfd1fc950e5
[INFO] running `Command { std: "docker" "start" "-a" "b72c5e366fc7caa20a43a24d78839c46614c74bfb01125599fc73cfd1fc950e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b72c5e366fc7caa20a43a24d78839c46614c74bfb01125599fc73cfd1fc950e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b72c5e366fc7caa20a43a24d78839c46614c74bfb01125599fc73cfd1fc950e5", kill_on_drop: false }`
[INFO] [stdout] b72c5e366fc7caa20a43a24d78839c46614c74bfb01125599fc73cfd1fc950e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+9cf699d2ff4ff23a6d6862a35727f4d5d3567dae" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 76fc21932c3905461dcca21c461a700668dbf61e61df6f98ff50a317ab2df25a
[INFO] running `Command { std: "docker" "start" "-a" "76fc21932c3905461dcca21c461a700668dbf61e61df6f98ff50a317ab2df25a", kill_on_drop: false }`
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[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.91/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C opt-level=3 -C embed-bitcode=no -C debuginfo=2 -C debug-assertions=on --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="quote"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' -C metadata=54ae7e41375cc534 -C extra-filename=-54ae7e41375cc534 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-559d0f99099f3d44.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-7ca472a517d92dfc.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-0705d2ec01d2ab83.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "76fc21932c3905461dcca21c461a700668dbf61e61df6f98ff50a317ab2df25a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76fc21932c3905461dcca21c461a700668dbf61e61df6f98ff50a317ab2df25a", kill_on_drop: false }`
[INFO] [stdout] 76fc21932c3905461dcca21c461a700668dbf61e61df6f98ff50a317ab2df25a