[INFO] fetching crate duo 0.1.0-alpha.0...
[INFO] checking duo-0.1.0-alpha.0 against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] extracting crate duo 0.1.0-alpha.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate duo 0.1.0-alpha.0 on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "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-10/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded numext-fixed-hash-hack v0.1.4
[INFO] [stderr]   Downloaded numext-fixed-hash-core v0.1.4
[INFO] [stderr]   Downloaded numext-fixed-hash v0.1.4
[INFO] running `"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" "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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "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] bba26f57c979ce44fdb0ea523b7f3f0e388bf8b25929ad3e915907c0427a7e34
[INFO] running `"docker" "start" "-a" "bba26f57c979ce44fdb0ea523b7f3f0e388bf8b25929ad3e915907c0427a7e34"`
[INFO] [stderr]    Compiling cc v1.0.26
[INFO] [stderr]    Compiling numext-constructor v0.1.4
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling backtrace-sys v0.1.30
[INFO] [stderr]    Compiling secp256k1 v0.12.2
[INFO] [stderr]    Compiling backtrace v0.3.38
[INFO] [stderr]     Checking failure v0.1.6
[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 --edition=2018 --crate-name numext_fixed_hash_core /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/numext-fixed-hash-core-0.1.4/src/lib.rs --color never --crate-type lib --emit=dep-info,metadata,link -C debuginfo=2 --cfg 'feature="default"' -C metadata=fe6c8a16dc3e87aa -C extra-filename=-fe6c8a16dc3e87aa --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern failure=/opt/rustwide/target/debug/deps/libfailure-84d4fcc9e848699d.rmeta --extern numext_constructor=/opt/rustwide/target/debug/deps/libnumext_constructor-e8e7023872a970c8.so --extern numext_fixed_uint=/opt/rustwide/target/debug/deps/libnumext_fixed_uint-3c0f3cdf1f3c1788.rmeta --cap-lints allow --cap-lints=forbid -L native=/opt/rustwide/target/debug/build/backtrace-sys-46348438deedf803/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 --edition=2018 --crate-name numext_fixed_hash_core /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/numext-fixed-hash-core-0.1.4/src/lib.rs --color never --crate-type lib --emit=dep-info,metadata -C debuginfo=2 --cfg 'feature="default"' -C metadata=b43b22b034d38e19 -C extra-filename=-b43b22b034d38e19 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern failure=/opt/rustwide/target/debug/deps/libfailure-20827bf882e796ec.rmeta --extern numext_constructor=/opt/rustwide/target/debug/deps/libnumext_constructor-e8e7023872a970c8.so --extern numext_fixed_uint=/opt/rustwide/target/debug/deps/libnumext_fixed_uint-e161297105707838.rmeta --cap-lints allow --cap-lints=forbid -L native=/opt/rustwide/target/debug/build/backtrace-sys-46348438deedf803/out` (signal: 9, SIGKILL: kill)
[INFO] running `"docker" "inspect" "bba26f57c979ce44fdb0ea523b7f3f0e388bf8b25929ad3e915907c0427a7e34"`
[INFO] running `"docker" "rm" "-f" "bba26f57c979ce44fdb0ea523b7f3f0e388bf8b25929ad3e915907c0427a7e34"`
[INFO] [stdout] bba26f57c979ce44fdb0ea523b7f3f0e388bf8b25929ad3e915907c0427a7e34