[INFO] crate duo 0.1.0-alpha.0 is already in cache
[INFO] checking duo-0.1.0-alpha.0 against try#d7b51666469c792a8a3f40849607739bae1e705e for pr-71665
[INFO] extracting crate duo 0.1.0-alpha.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate duo 0.1.0-alpha.0 on toolchain d7b51666469c792a8a3f40849607739bae1e705e
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate duo 0.1.0-alpha.0
[INFO] finished tweaking crates.io crate duo 0.1.0-alpha.0
[INFO] tweaked toml for crates.io crate duo 0.1.0-alpha.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+d7b51666469c792a8a3f40849607739bae1e705e" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] de0ab62e7959f703a3d7c91eeb624960c0d74bb99be104e0946ea905b5e82f50
[INFO] running `"docker" "start" "-a" "de0ab62e7959f703a3d7c91eeb624960c0d74bb99be104e0946ea905b5e82f50"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling cc v1.0.26
[INFO] [stderr]    Compiling syn v1.0.19
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking futures v0.1.29
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling backtrace-sys v0.1.30
[INFO] [stderr]    Compiling secp256k1 v0.12.2
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]    Compiling backtrace v0.3.38
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling serde_derive v1.0.109
[INFO] [stderr]    Compiling numext-constructor v0.1.4
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling numext-fixed-uint-core v0.1.4
[INFO] [stderr]    Compiling numext-fixed-uint-hack v0.1.4
[INFO] [stderr]    Compiling numext-fixed-uint v0.1.4
[INFO] [stderr]    Compiling numext-fixed-hash-core v0.1.4
[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-0.1.4/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata,link -Cbitcode-in-rlib=no -C debuginfo=2 --cfg 'feature="default"' -C metadata=c2f44a38d70b0c12 -C extra-filename=-c2f44a38d70b0c12 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern failure=/opt/rustwide/target/debug/deps/libfailure-fbd459faeca98c66.rmeta --extern numext_constructor=/opt/rustwide/target/debug/deps/libnumext_constructor-8f9865c9de2a7730.so --extern numext_fixed_uint=/opt/rustwide/target/debug/deps/libnumext_fixed_uint-efdd5982c1ecb101.rmeta --cap-lints allow --cap-lints=forbid -L native=/opt/rustwide/target/debug/build/backtrace-sys-137684d516951a71/out` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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-0.1.4/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -Cbitcode-in-rlib=no -C debuginfo=2 --cfg 'feature="default"' -C metadata=04128157e38cba3b -C extra-filename=-04128157e38cba3b --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern failure=/opt/rustwide/target/debug/deps/libfailure-f79ec9bdc72c0089.rmeta --extern numext_constructor=/opt/rustwide/target/debug/deps/libnumext_constructor-8f9865c9de2a7730.so --extern numext_fixed_uint=/opt/rustwide/target/debug/deps/libnumext_fixed_uint-1a760a88e1a68eab.rmeta --cap-lints allow --cap-lints=forbid -L native=/opt/rustwide/target/debug/build/backtrace-sys-137684d516951a71/out` (signal: 9, SIGKILL: kill)
[INFO] running `"docker" "inspect" "de0ab62e7959f703a3d7c91eeb624960c0d74bb99be104e0946ea905b5e82f50"`
[INFO] running `"docker" "rm" "-f" "de0ab62e7959f703a3d7c91eeb624960c0d74bb99be104e0946ea905b5e82f50"`
[INFO] [stdout] de0ab62e7959f703a3d7c91eeb624960c0d74bb99be104e0946ea905b5e82f50