[INFO] fetching crate exonum-middleware-service 1.0.0...
[INFO] checking exonum-middleware-service-1.0.0 against try#ffa4a0215752773248fb0f0a8092f1c3e7907e9e for pr-75585
[INFO] extracting crate exonum-middleware-service 1.0.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate exonum-middleware-service 1.0.0 on toolchain ffa4a0215752773248fb0f0a8092f1c3e7907e9e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate exonum-middleware-service 1.0.0
[INFO] finished tweaking crates.io crate exonum-middleware-service 1.0.0
[INFO] tweaked toml for crates.io crate exonum-middleware-service 1.0.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "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" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 44c0805aac99fb300651576aa97f0c3cf13d35dc300fe58a9b818ac63654eaab
[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" "44c0805aac99fb300651576aa97f0c3cf13d35dc300fe58a9b818ac63654eaab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44c0805aac99fb300651576aa97f0c3cf13d35dc300fe58a9b818ac63654eaab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44c0805aac99fb300651576aa97f0c3cf13d35dc300fe58a9b818ac63654eaab", kill_on_drop: false }`
[INFO] [stdout] 44c0805aac99fb300651576aa97f0c3cf13d35dc300fe58a9b818ac63654eaab
[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" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "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] e07e177b7aa99c6c2015f8456245603fd2a41f19d7ebf75f64a0207a5d079915
[INFO] running `Command { std: "docker" "start" "-a" "e07e177b7aa99c6c2015f8456245603fd2a41f19d7ebf75f64a0207a5d079915", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]     Checking trust-dns-resolver v0.18.0-alpha.2
[INFO] [stderr]    Compiling librocksdb-sys v6.11.4
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking secret-tree v0.2.0
[INFO] [stderr]     Checking actix-connect v1.0.2
[INFO] [stderr] error: could not compile `h2`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name h2 --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/h2-0.2.6/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -Cembed-bitcode=no -C debuginfo=2 -C metadata=8412cb017e94dac6 -C extra-filename=-8412cb017e94dac6 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-94736955f1f3c1e5.rmeta --extern fnv=/opt/rustwide/target/debug/deps/libfnv-9480b9b5ca08fe13.rmeta --extern futures_core=/opt/rustwide/target/debug/deps/libfutures_core-c17f700371417c3d.rmeta --extern futures_sink=/opt/rustwide/target/debug/deps/libfutures_sink-db7f569c2e3cd6de.rmeta --extern futures_util=/opt/rustwide/target/debug/deps/libfutures_util-4ef0325c74ec4942.rmeta --extern http=/opt/rustwide/target/debug/deps/libhttp-2ac59fce0ba35b4b.rmeta --extern indexmap=/opt/rustwide/target/debug/deps/libindexmap-640ae25b2173a24e.rmeta --extern slab=/opt/rustwide/target/debug/deps/libslab-259161656569c6a2.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-4e1762fc3661ad01.rmeta --extern tokio_util=/opt/rustwide/target/debug/deps/libtokio_util-bd3fed7cecdbd86b.rmeta --extern tracing=/opt/rustwide/target/debug/deps/libtracing-c9f0c3ea6f6db28d.rmeta --cap-lints allow --cap-lints=forbid` (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] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "e07e177b7aa99c6c2015f8456245603fd2a41f19d7ebf75f64a0207a5d079915", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e07e177b7aa99c6c2015f8456245603fd2a41f19d7ebf75f64a0207a5d079915", kill_on_drop: false }`
[INFO] [stdout] e07e177b7aa99c6c2015f8456245603fd2a41f19d7ebf75f64a0207a5d079915