[INFO] fetching crate ico_math 0.1.6...
[INFO] checking ico_math-0.1.6 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate ico_math 0.1.6 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate ico_math 0.1.6 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate ico_math 0.1.6
[INFO] finished tweaking crates.io crate ico_math 0.1.6
[INFO] tweaked toml for crates.io crate ico_math 0.1.6 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 64f112a3d6d065e0274777ffb8451669323f9ec8328bc1ccbb6fefca0aac3f32
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "64f112a3d6d065e0274777ffb8451669323f9ec8328bc1ccbb6fefca0aac3f32"`
[INFO] [stderr]     Checking ico_math v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `ico_math`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --edition=2018 --crate-name ico_math src/lib.rs --color never --emit=dep-info,metadata -C opt-level=3 -C debuginfo=2 -C debug-assertions=on --test --cfg 'feature="default"' --cfg 'feature="use-std"' -C metadata=9204611e79a46767 -C extra-filename=-9204611e79a46767 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `"docker" "inspect" "64f112a3d6d065e0274777ffb8451669323f9ec8328bc1ccbb6fefca0aac3f32"`
[INFO] running `"docker" "rm" "-f" "64f112a3d6d065e0274777ffb8451669323f9ec8328bc1ccbb6fefca0aac3f32"`
[INFO] [stdout] 64f112a3d6d065e0274777ffb8451669323f9ec8328bc1ccbb6fefca0aac3f32