[INFO] fetching crate rubullet 0.1.0-alpha-3...
[INFO] testing rubullet-0.1.0-alpha-3 against 1.54.0 for beta-1.55-1
[INFO] extracting crate rubullet 0.1.0-alpha-3 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate rubullet 0.1.0-alpha-3 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rubullet 0.1.0-alpha-3
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate rubullet 0.1.0-alpha-3
[INFO] tweaked toml for crates.io crate rubullet 0.1.0-alpha-3 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate rubullet 0.1.0-alpha-3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0a5c41975477c51ce1b55b45ae91c3da31457902578e2f677fb5c566fcb5a307
[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" "0a5c41975477c51ce1b55b45ae91c3da31457902578e2f677fb5c566fcb5a307", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a5c41975477c51ce1b55b45ae91c3da31457902578e2f677fb5c566fcb5a307", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a5c41975477c51ce1b55b45ae91c3da31457902578e2f677fb5c566fcb5a307", kill_on_drop: false }`
[INFO] [stdout] 0a5c41975477c51ce1b55b45ae91c3da31457902578e2f677fb5c566fcb5a307
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", 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] 4821b000c4f4edce65fed9fe4db0e811f5b62fc93a53a21d6aee489ea3533893
[INFO] running `Command { std: "docker" "start" "-a" "4821b000c4f4edce65fed9fe4db0e811f5b62fc93a53a21d6aee489ea3533893", kill_on_drop: false }`
[INFO] [stderr]    Compiling rubullet-sys v0.1.0-alpha-2
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling simba v0.3.1
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rand_distr v0.3.0
[INFO] [stderr] error: could not compile `simba`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name simba --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/simba-0.3.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="std"' -C metadata=26fefeafc22c62c2 -C extra-filename=-26fefeafc22c62c2 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern approx=/opt/rustwide/target/debug/deps/libapprox-becffd2067dc014e.rmeta --extern num_complex=/opt/rustwide/target/debug/deps/libnum_complex-156f695f7c029c02.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-8b8fb36780cef8d0.rmeta --extern paste=/opt/rustwide/target/debug/deps/libpaste-a0be09445a5b8225.so --cap-lints allow --cap-lints=warn` (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" "4821b000c4f4edce65fed9fe4db0e811f5b62fc93a53a21d6aee489ea3533893", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4821b000c4f4edce65fed9fe4db0e811f5b62fc93a53a21d6aee489ea3533893", kill_on_drop: false }`
[INFO] [stdout] 4821b000c4f4edce65fed9fe4db0e811f5b62fc93a53a21d6aee489ea3533893
