[INFO] fetching crate ckb-chain-iter 0.37.0-pre...
[INFO] checking ckb-chain-iter-0.37.0-pre against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate ckb-chain-iter 0.37.0-pre into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate ckb-chain-iter 0.37.0-pre on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ckb-chain-iter 0.37.0-pre
[INFO] finished tweaking crates.io crate ckb-chain-iter 0.37.0-pre
[INFO] tweaked toml for crates.io crate ckb-chain-iter 0.37.0-pre written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4a1ef707520e4bbfb66f420827cdc425518e722c742c296c176b938f1f362913
[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" "4a1ef707520e4bbfb66f420827cdc425518e722c742c296c176b938f1f362913", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a1ef707520e4bbfb66f420827cdc425518e722c742c296c176b938f1f362913", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a1ef707520e4bbfb66f420827cdc425518e722c742c296c176b938f1f362913", kill_on_drop: false }`
[INFO] [stdout] 4a1ef707520e4bbfb66f420827cdc425518e722c742c296c176b938f1f362913
[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=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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d3ac7e34ca4db101efa239de68d58d2cf2092b7089b0f7bcc13fb97a43a7adf
[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" "3d3ac7e34ca4db101efa239de68d58d2cf2092b7089b0f7bcc13fb97a43a7adf", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]    Compiling ckb-librocksdb-sys v6.7.4
[INFO] [stderr]     Checking ring v0.16.12
[INFO] [stderr]     Checking openssl v0.10.30
[INFO] [stderr] error: could not compile `openssl`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name openssl /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/openssl-0.10.30/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 -C metadata=7b5d3ab0b1688d00 -C extra-filename=-7b5d3ab0b1688d00 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-112c1c21947cb21c.rmeta --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-99a8e150265eb097.rmeta --extern foreign_types=/opt/rustwide/target/debug/deps/libforeign_types-550ae0fa2c3210fa.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-d07addd12a8987b7.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-835bbbd8a52e329e.rmeta --extern openssl_sys=/opt/rustwide/target/debug/deps/libopenssl_sys-1d03ff6d25cfced4.rmeta --cap-lints allow --cap-lints=forbid --cfg 'osslconf="OPENSSL_NO_SSL3_METHOD"' --cfg ossl101 --cfg ossl102 --cfg ossl110 --cfg ossl110g --cfg ossl111` (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" "3d3ac7e34ca4db101efa239de68d58d2cf2092b7089b0f7bcc13fb97a43a7adf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d3ac7e34ca4db101efa239de68d58d2cf2092b7089b0f7bcc13fb97a43a7adf", kill_on_drop: false }`
[INFO] [stdout] 3d3ac7e34ca4db101efa239de68d58d2cf2092b7089b0f7bcc13fb97a43a7adf