[INFO] fetching crate exonum-middleware-service 1.0.0...
[INFO] documenting exonum-middleware-service-1.0.0 against 1.47.0 for beta-1.48-rustdoc-1
[INFO] extracting crate exonum-middleware-service 1.0.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate exonum-middleware-service 1.0.0 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "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-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.47.0" "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] 9fdad60e50827dc427d87556eff823630ec949d25e5c186efba5482c024f5eeb
[INFO] running `Command { std: "docker" "start" "-a" "9fdad60e50827dc427d87556eff823630ec949d25e5c186efba5482c024f5eeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9fdad60e50827dc427d87556eff823630ec949d25e5c186efba5482c024f5eeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fdad60e50827dc427d87556eff823630ec949d25e5c186efba5482c024f5eeb", kill_on_drop: false }`
[INFO] [stdout] 9fdad60e50827dc427d87556eff823630ec949d25e5c186efba5482c024f5eeb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "RUSTDOCFLAGS=--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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 97ef3e0381af08e78f20d4c06734972797f90ba7f04c3e04ff59771881f44f04
[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" "97ef3e0381af08e78f20d4c06734972797f90ba7f04c3e04ff59771881f44f04", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]    Compiling librocksdb-sys v6.11.4
[INFO] [stderr]    Compiling exonum-rust-runtime v1.0.0
[INFO] [stderr]    Compiling exonum-middleware-service v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `tokio`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name tokio --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.22/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="blocking"' --cfg 'feature="default"' --cfg 'feature="dns"' --cfg 'feature="fnv"' --cfg 'feature="futures-core"' --cfg 'feature="io-driver"' --cfg 'feature="io-util"' --cfg 'feature="iovec"' --cfg 'feature="lazy_static"' --cfg 'feature="libc"' --cfg 'feature="macros"' --cfg 'feature="memchr"' --cfg 'feature="mio"' --cfg 'feature="mio-uds"' --cfg 'feature="num_cpus"' --cfg 'feature="rt-core"' --cfg 'feature="rt-threaded"' --cfg 'feature="rt-util"' --cfg 'feature="signal"' --cfg 'feature="signal-hook-registry"' --cfg 'feature="slab"' --cfg 'feature="stream"' --cfg 'feature="sync"' --cfg 'feature="tcp"' --cfg 'feature="time"' --cfg 'feature="tokio-macros"' --cfg 'feature="udp"' --cfg 'feature="uds"' --cfg 'feature="winapi"' -C metadata=2880daefd3ef87d4 -C extra-filename=-2880daefd3ef87d4 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-060d9d2e342fea55.rmeta --extern fnv=/opt/rustwide/target/debug/deps/libfnv-eb40d7f241f41d96.rmeta --extern futures_core=/opt/rustwide/target/debug/deps/libfutures_core-aa2140122c65cd5b.rmeta --extern iovec=/opt/rustwide/target/debug/deps/libiovec-3a1513266feaf280.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-72923b2d9aa06af7.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-0d4e59a692e831a5.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-bf8a91ed480664b8.rmeta --extern mio=/opt/rustwide/target/debug/deps/libmio-56d665844a9b2ca1.rmeta --extern mio_uds=/opt/rustwide/target/debug/deps/libmio_uds-1ee1b04ae92cc717.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-377b7f3767757d66.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-f9d8d5598ccacf18.rmeta --extern signal_hook_registry=/opt/rustwide/target/debug/deps/libsignal_hook_registry-176923343ee9d9c6.rmeta --extern slab=/opt/rustwide/target/debug/deps/libslab-560a8b8f37310699.rmeta --extern tokio_macros=/opt/rustwide/target/debug/deps/libtokio_macros-009c82cce6fc6d11.so --cap-lints allow` (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" "97ef3e0381af08e78f20d4c06734972797f90ba7f04c3e04ff59771881f44f04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97ef3e0381af08e78f20d4c06734972797f90ba7f04c3e04ff59771881f44f04", kill_on_drop: false }`
[INFO] [stdout] 97ef3e0381af08e78f20d4c06734972797f90ba7f04c3e04ff59771881f44f04
