[INFO] fetching crate ckb-sync 0.100.0-rc2...
[INFO] testing ckb-sync-0.100.0-rc2 against 1.54.0 for beta-1.55-1
[INFO] extracting crate ckb-sync 0.100.0-rc2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate ckb-sync 0.100.0-rc2 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 ckb-sync 0.100.0-rc2
[INFO] finished tweaking crates.io crate ckb-sync 0.100.0-rc2
[INFO] tweaked toml for crates.io crate ckb-sync 0.100.0-rc2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] e09724c67e88486bb8c5a2b92105a8fd873d555e35b8801ef0fbe97d95fcdaf7
[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" "e09724c67e88486bb8c5a2b92105a8fd873d555e35b8801ef0fbe97d95fcdaf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e09724c67e88486bb8c5a2b92105a8fd873d555e35b8801ef0fbe97d95fcdaf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e09724c67e88486bb8c5a2b92105a8fd873d555e35b8801ef0fbe97d95fcdaf7", kill_on_drop: false }`
[INFO] [stdout] e09724c67e88486bb8c5a2b92105a8fd873d555e35b8801ef0fbe97d95fcdaf7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stdout] 92089c038e532ec50d7792c44ca7dabfefb5e207bd629cb3bffd9275abb572c3
[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" "92089c038e532ec50d7792c44ca7dabfefb5e207bd629cb3bffd9275abb572c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling ahash v0.3.8
[INFO] [stderr]    Compiling is_sorted v0.1.1
[INFO] [stderr]    Compiling nonzero_ext v0.2.0
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling quanta v0.4.1
[INFO] [stderr]    Compiling numext-constructor v0.1.6
[INFO] [stderr]    Compiling derive_more v0.99.16
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]    Compiling ckb-librocksdb-sys v6.20.3
[INFO] [stderr]    Compiling tentacle-secio v0.5.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling openssl v0.10.35
[INFO] [stderr]    Compiling ckb-system-scripts v0.5.2
[INFO] [stderr]    Compiling ckb-rust-unstable-port v0.100.0-rc2
[INFO] [stderr]    Compiling lru v0.6.6
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling no-std-compat v0.4.1
[INFO] [stderr]    Compiling keyed_priority_queue v0.3.2
[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,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="alloc"' --cfg 'feature="default"' --cfg 'feature="dev_urandom_fallback"' --cfg 'feature="once_cell"' -C metadata=2688078d73cd4dbb -C extra-filename=-2688078d73cd4dbb --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern libc=/opt/rustwide/target/debug/deps/liblibc-ef703b7b559de845.rmeta --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-47ddb718f7e55ff8.rmeta --extern spin=/opt/rustwide/target/debug/deps/libspin-136df111413e15c8.rmeta --extern untrusted=/opt/rustwide/target/debug/deps/libuntrusted-5c50346dcbd6ef19.rmeta --cap-lints allow --cap-lints=warn -L native=/opt/rustwide/target/debug/build/ring-17a4eb4d0a7aa0fc/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] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "92089c038e532ec50d7792c44ca7dabfefb5e207bd629cb3bffd9275abb572c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92089c038e532ec50d7792c44ca7dabfefb5e207bd629cb3bffd9275abb572c3", kill_on_drop: false }`
[INFO] [stdout] 92089c038e532ec50d7792c44ca7dabfefb5e207bd629cb3bffd9275abb572c3
