[INFO] fetching crate exonum-explorer-service 1.0.0...
[INFO] checking exonum-explorer-service-1.0.0 against try#075992eda207e1647b699c8c8ada67b32ce7b115 for pr-77271
[INFO] extracting crate exonum-explorer-service 1.0.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate exonum-explorer-service 1.0.0 on toolchain 075992eda207e1647b699c8c8ada67b32ce7b115
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+075992eda207e1647b699c8c8ada67b32ce7b115" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate exonum-explorer-service 1.0.0
[INFO] finished tweaking crates.io crate exonum-explorer-service 1.0.0
[INFO] tweaked toml for crates.io crate exonum-explorer-service 1.0.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+075992eda207e1647b699c8c8ada67b32ce7b115" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+075992eda207e1647b699c8c8ada67b32ce7b115" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded websocket-base v0.24.0
[INFO] [stderr]   Downloaded websocket v0.24.0
[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" "+075992eda207e1647b699c8c8ada67b32ce7b115" "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] ab2012e3c5e43fdc276c556d72d62a9c44b3cf3b58ed5d017d46f625fdb41efb
[INFO] running `Command { std: "docker" "start" "-a" "ab2012e3c5e43fdc276c556d72d62a9c44b3cf3b58ed5d017d46f625fdb41efb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab2012e3c5e43fdc276c556d72d62a9c44b3cf3b58ed5d017d46f625fdb41efb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab2012e3c5e43fdc276c556d72d62a9c44b3cf3b58ed5d017d46f625fdb41efb", kill_on_drop: false }`
[INFO] [stdout] ab2012e3c5e43fdc276c556d72d62a9c44b3cf3b58ed5d017d46f625fdb41efb
[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" "+075992eda207e1647b699c8c8ada67b32ce7b115" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 5cf301764061410b1636ee1424807542e8292dd7b6aec402ce577a3f2a5f079c
[INFO] running `Command { std: "docker" "start" "-a" "5cf301764061410b1636ee1424807542e8292dd7b6aec402ce577a3f2a5f079c", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking tower-service v0.3.0
[INFO] [stderr]     Checking httpdate v0.3.2
[INFO] [stderr]     Checking typeable v0.1.2
[INFO] [stderr]     Checking ipnet v2.3.0
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling actix_derive v0.5.0
[INFO] [stderr]     Checking protobuf v2.17.0
[INFO] [stderr]    Compiling exonum-derive v1.0.0
[INFO] [stderr]    Compiling librocksdb-sys v6.11.4
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking secret-tree v0.2.0
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking websocket-base v0.24.0
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking websocket v0.24.0
[INFO] [stderr] error: could not compile `protobuf`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name protobuf --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/protobuf-2.17.0/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="serde"' --cfg 'feature="serde_derive"' --cfg 'feature="with-serde"' -C metadata=ba269bbb01cd4eb6 -C extra-filename=-ba269bbb01cd4eb6 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern serde=/opt/rustwide/target/debug/deps/libserde-0ca59821860de29e.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-97eaa33a3b1e9cfb.so --cap-lints allow --cap-lints=forbid --cfg rustc_nightly` (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] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "5cf301764061410b1636ee1424807542e8292dd7b6aec402ce577a3f2a5f079c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cf301764061410b1636ee1424807542e8292dd7b6aec402ce577a3f2a5f079c", kill_on_drop: false }`
[INFO] [stdout] 5cf301764061410b1636ee1424807542e8292dd7b6aec402ce577a3f2a5f079c