[INFO] fetching crate arm64utils 0.1.2...
[INFO] checking arm64utils-0.1.2 against try#9cfe725f0995b018340c519db1b2f3cf8a7e0631 for pr-81174
[INFO] extracting crate arm64utils 0.1.2 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate arm64utils 0.1.2 on toolchain 9cfe725f0995b018340c519db1b2f3cf8a7e0631
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arm64utils 0.1.2
[INFO] finished tweaking crates.io crate arm64utils 0.1.2
[INFO] tweaked toml for crates.io crate arm64utils 0.1.2 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a38658885ff36eb77bdb98899d98a0b882a512aa7e5369ef6f0c91e55b7ed3df
[INFO] running `Command { std: "docker" "start" "-a" "a38658885ff36eb77bdb98899d98a0b882a512aa7e5369ef6f0c91e55b7ed3df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a38658885ff36eb77bdb98899d98a0b882a512aa7e5369ef6f0c91e55b7ed3df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a38658885ff36eb77bdb98899d98a0b882a512aa7e5369ef6f0c91e55b7ed3df", kill_on_drop: false }`
[INFO] [stdout] a38658885ff36eb77bdb98899d98a0b882a512aa7e5369ef6f0c91e55b7ed3df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 609c8c4fe1060631f705aa0ba8ff37fd583a7f9dc7fec31cbe4426da558ca73a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "609c8c4fe1060631f705aa0ba8ff37fd583a7f9dc7fec31cbe4426da558ca73a", kill_on_drop: false }`
[INFO] [stderr]     Checking arm64utils v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `arm64utils`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name arm64utils --edition=2018 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --test -C metadata=fc24b487f0db0d77 -C extra-filename=-fc24b487f0db0d77 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "609c8c4fe1060631f705aa0ba8ff37fd583a7f9dc7fec31cbe4426da558ca73a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "609c8c4fe1060631f705aa0ba8ff37fd583a7f9dc7fec31cbe4426da558ca73a", kill_on_drop: false }`
[INFO] [stdout] 609c8c4fe1060631f705aa0ba8ff37fd583a7f9dc7fec31cbe4426da558ca73a