[INFO] fetching crate numext-fixed-hash 0.1.6...
[INFO] checking numext-fixed-hash-0.1.6 against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073
[INFO] extracting crate numext-fixed-hash 0.1.6 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate numext-fixed-hash 0.1.6 on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate numext-fixed-hash 0.1.6
[INFO] finished tweaking crates.io crate numext-fixed-hash 0.1.6
[INFO] tweaked toml for crates.io crate numext-fixed-hash 0.1.6 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "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] 638c5341a15d28470e37252c9a84d975a9bb93f18c51d7573452fe6a2227a287
[INFO] running `Command { std: "docker" "start" "-a" "638c5341a15d28470e37252c9a84d975a9bb93f18c51d7573452fe6a2227a287", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "638c5341a15d28470e37252c9a84d975a9bb93f18c51d7573452fe6a2227a287", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "638c5341a15d28470e37252c9a84d975a9bb93f18c51d7573452fe6a2227a287", kill_on_drop: false }`
[INFO] [stdout] 638c5341a15d28470e37252c9a84d975a9bb93f18c51d7573452fe6a2227a287
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "check" "--frozen" "--all" "--all-targets" "--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] 1f365d6ff0992f55e8e1bf079d33653966b1e327a9038019b18057b107e64f9e
[INFO] running `Command { std: "docker" "start" "-a" "1f365d6ff0992f55e8e1bf079d33653966b1e327a9038019b18057b107e64f9e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling syn v1.0.50
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling numext-constructor v0.1.6
[INFO] [stderr]    Compiling thiserror v1.0.22
[INFO] [stderr]    Compiling numext-fixed-uint-core v0.1.6
[INFO] [stderr]    Compiling numext-fixed-uint-hack v0.1.6
[INFO] [stderr]    Compiling numext-fixed-uint v0.1.6
[INFO] [stderr]    Compiling numext-fixed-hash-core v0.1.6
[INFO] [stderr] error: could not compile `numext-fixed-hash-core`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name numext_fixed_hash_core --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/numext-fixed-hash-core-0.1.6/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="bits_1024"' --cfg 'feature="bits_128"' --cfg 'feature="bits_160"' --cfg 'feature="bits_2048"' --cfg 'feature="bits_224"' --cfg 'feature="bits_256"' --cfg 'feature="bits_384"' --cfg 'feature="bits_4096"' --cfg 'feature="bits_512"' --cfg 'feature="bits_520"' --cfg 'feature="bits_all"' --cfg 'feature="default"' -C metadata=7d1db07e70d6360d -C extra-filename=-7d1db07e70d6360d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern constructor=/opt/rustwide/target/debug/deps/libnumext_constructor-a1cb60e83ccaa502.so --extern nfuint=/opt/rustwide/target/debug/deps/libnumext_fixed_uint-95b715d70d979c77.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-dc4b83a16e81660d.rmeta --cap-lints allow --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" "1f365d6ff0992f55e8e1bf079d33653966b1e327a9038019b18057b107e64f9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f365d6ff0992f55e8e1bf079d33653966b1e327a9038019b18057b107e64f9e", kill_on_drop: false }`
[INFO] [stdout] 1f365d6ff0992f55e8e1bf079d33653966b1e327a9038019b18057b107e64f9e