[INFO] updating cached repository https://github.com/matter-labs/eip1962_cpp
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] fa28e73e893cf0b5285a7fc97a83eff8584b16f2
[INFO] testing matter-labs/eip1962_cpp against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatter-labs%2Feip1962_cpp" "work/builds/worker-3/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/matter-labs/eip1962_cpp on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/matter-labs/eip1962_cpp
[INFO] finished tweaking git repo https://github.com/matter-labs/eip1962_cpp
[INFO] tweaked toml for git repo https://github.com/matter-labs/eip1962_cpp written to work/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/matter-labs/eip1962_cpp already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 7c140ea89fc8d9d3b7c6a2065170812b7e0db9a1f1fa074646cdff9939c3b816
[INFO] running `"docker" "start" "-a" "7c140ea89fc8d9d3b7c6a2065170812b7e0db9a1f1fa074646cdff9939c3b816"`
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.1
[INFO] [stderr]    Compiling crossbeam-deque v0.6.3
[INFO] [stderr]    Compiling rayon-core v1.5.0
[INFO] [stderr]    Compiling rayon v1.1.0
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]    Compiling eth_pairings_cpp v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `eth_pairings_cpp v0.2.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/eth_pairings_cpp-299621746036fb58/build-script-build` (exit code: 1)
[INFO] [stderr] --- stdout
[INFO] [stderr] NUM_JOBS = Some("16")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] CXX_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CXX_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CXX = None
[INFO] [stderr] CXX = None
[INFO] [stderr] CXXFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CXXFLAGS_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CXXFLAGS = None
[INFO] [stderr] CXXFLAGS = None
[INFO] [stderr] CRATE_CC_NO_DEFAULTS = None
[INFO] [stderr] DEBUG = Some("true")
[INFO] [stderr] running: "c++" "-O3" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-fno-omit-frame-pointer" "-m64" "-static" "-I" "eip1962cpp/include" "-std=c++1z" "-o" "/opt/rustwide/target/debug/build/eth_pairings_cpp-ebbaa43b0bcd15a9/out/eip1962cpp/src/wrapper.o" "-c" "eip1962cpp/src/wrapper.cpp"
[INFO] [stderr] running: "c++" "-O3" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-fno-omit-frame-pointer" "-m64" "-static" "-I" "eip1962cpp/include" "-std=c++1z" "-o" "/opt/rustwide/target/debug/build/eth_pairings_cpp-ebbaa43b0bcd15a9/out/eip1962cpp/src/repr.o" "-c" "eip1962cpp/src/repr.cpp"
[INFO] [stderr] running: "c++" "-O3" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-fno-omit-frame-pointer" "-m64" "-static" "-I" "eip1962cpp/include" "-std=c++1z" "-o" "/opt/rustwide/target/debug/build/eth_pairings_cpp-ebbaa43b0bcd15a9/out/eip1962cpp/src/common.o" "-c" "eip1962cpp/src/common.cpp"
[INFO] [stderr] running: "c++" "-O3" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-fno-omit-frame-pointer" "-m64" "-static" "-I" "eip1962cpp/include" "-std=c++1z" "-o" "/opt/rustwide/target/debug/build/eth_pairings_cpp-ebbaa43b0bcd15a9/out/eip1962cpp/src/api.o" "-c" "eip1962cpp/src/api.cpp"
[INFO] [stderr] exit code: 0
[INFO] [stderr] exit code: 0
[INFO] [stderr] exit code: 0
[INFO] [stderr] cargo:warning=c++: internal compiler error: Killed (program cc1plus)
[INFO] [stderr] cargo:warning=Please submit a full bug report,
[INFO] [stderr] cargo:warning=with preprocessed source if appropriate.
[INFO] [stderr] cargo:warning=See <file:///usr/share/doc/gcc-7/README.Bugs> for instructions.
[INFO] [stderr] exit code: 4
[INFO] [stderr] 
[INFO] [stderr] --- stderr
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] error occurred: Command "c++" "-O3" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-fno-omit-frame-pointer" "-m64" "-static" "-I" "eip1962cpp/include" "-std=c++1z" "-o" "/opt/rustwide/target/debug/build/eth_pairings_cpp-ebbaa43b0bcd15a9/out/eip1962cpp/src/api.o" "-c" "eip1962cpp/src/api.cpp" with args "c++" did not execute successfully (status code exit code: 4).
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "7c140ea89fc8d9d3b7c6a2065170812b7e0db9a1f1fa074646cdff9939c3b816"`
[INFO] running `"docker" "rm" "-f" "7c140ea89fc8d9d3b7c6a2065170812b7e0db9a1f1fa074646cdff9939c3b816"`
[INFO] [stdout] 7c140ea89fc8d9d3b7c6a2065170812b7e0db9a1f1fa074646cdff9939c3b816