[INFO] fetching crate ckb-reward-calculator 0.40.0...
[INFO] checking ckb-reward-calculator-0.40.0 against master#f82664191d0e8764b7435b9d72eb0e366b8b1464 for pr-83354
[INFO] extracting crate ckb-reward-calculator 0.40.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate ckb-reward-calculator 0.40.0 on toolchain f82664191d0e8764b7435b9d72eb0e366b8b1464
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ckb-reward-calculator 0.40.0
[INFO] finished tweaking crates.io crate ckb-reward-calculator 0.40.0
[INFO] tweaked toml for crates.io crate ckb-reward-calculator 0.40.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "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] ab789c9417a3baf40cb32c7ab2572c615d577dec538bcd5841bc0b67ba63f87e
[INFO] running `Command { std: "docker" "start" "-a" "ab789c9417a3baf40cb32c7ab2572c615d577dec538bcd5841bc0b67ba63f87e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab789c9417a3baf40cb32c7ab2572c615d577dec538bcd5841bc0b67ba63f87e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab789c9417a3baf40cb32c7ab2572c615d577dec538bcd5841bc0b67ba63f87e", kill_on_drop: false }`
[INFO] [stdout] ab789c9417a3baf40cb32c7ab2572c615d577dec538bcd5841bc0b67ba63f87e
[INFO] running `Command { std: "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" "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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d136464b67d4ee4ea7d2ad5c58927288e4484ded4aaa585b41472ebd1ba2f1d6
[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" "d136464b67d4ee4ea7d2ad5c58927288e4484ded4aaa585b41472ebd1ba2f1d6", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-util v0.3.13
[INFO] [stderr]    Compiling numext-fixed-uint-core v0.1.6
[INFO] [stderr]     Checking ring v0.16.20
[INFO] [stderr]    Compiling ckb-librocksdb-sys v6.7.4
[INFO] [stderr]    Compiling tentacle-secio v0.4.5
[INFO] [stderr]     Checking openssl v0.10.33
[INFO] [stderr]    Compiling ckb-system-scripts v0.5.1
[INFO] [stderr] error: could not compile `ring`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name ring --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ring-0.16.20/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="alloc"' --cfg 'feature="default"' --cfg 'feature="dev_urandom_fallback"' --cfg 'feature="once_cell"' -C metadata=dd7747c242ead470 -C extra-filename=-dd7747c242ead470 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern libc=/opt/rustwide/target/debug/deps/liblibc-2c704c461bd3ea9a.rmeta --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-2d5e1b80ee43e39d.rmeta --extern spin=/opt/rustwide/target/debug/deps/libspin-88eb35db481fc2a1.rmeta --extern untrusted=/opt/rustwide/target/debug/deps/libuntrusted-f85d6a1c9838bd44.rmeta --cap-lints allow --cap-lints=forbid -L native=/opt/rustwide/target/debug/build/ring-76d41e6a6fe6ff86/out -l static=ring-core -l static=ring-test` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: c++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr] warning: compilation terminated.
[INFO] [stderr] warning: c++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr] warning: compilation terminated.
[INFO] [stderr] warning: c++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr] warning: compilation terminated.
[INFO] [stderr] warning: c++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr] warning: compilation terminated.
[INFO] [stderr] warning: c++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr] warning: compilation terminated.
[INFO] [stderr] warning: c++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr] warning: compilation terminated.
[INFO] [stderr] warning: c++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr] warning: compilation terminated.
[INFO] [stderr] warning: c++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr] warning: compilation terminated.
[INFO] [stderr] warning: c++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr] warning: compilation terminated.
[INFO] [stderr] warning: c++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr] warning: compilation terminated.
[INFO] [stderr] warning: c++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr] warning: compilation terminated.
[INFO] [stderr] warning: c++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr] warning: compilation terminated.
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "d136464b67d4ee4ea7d2ad5c58927288e4484ded4aaa585b41472ebd1ba2f1d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d136464b67d4ee4ea7d2ad5c58927288e4484ded4aaa585b41472ebd1ba2f1d6", kill_on_drop: false }`
[INFO] [stdout] d136464b67d4ee4ea7d2ad5c58927288e4484ded4aaa585b41472ebd1ba2f1d6