[INFO] fetching crate snarkos-network 1.1.4...
[INFO] documenting snarkos-network-1.1.4 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate snarkos-network 1.1.4 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate snarkos-network 1.1.4 on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate snarkos-network 1.1.4
[INFO] finished tweaking crates.io crate snarkos-network 1.1.4
[INFO] tweaked toml for crates.io crate snarkos-network 1.1.4 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+beta-2020-08-29" "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] 758fa165f2accc237cb3a024b9011b21489faa0e95ba41d2fda5fb4da1a46917
[INFO] running `Command { std: "docker" "start" "-a" "758fa165f2accc237cb3a024b9011b21489faa0e95ba41d2fda5fb4da1a46917", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "758fa165f2accc237cb3a024b9011b21489faa0e95ba41d2fda5fb4da1a46917", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "758fa165f2accc237cb3a024b9011b21489faa0e95ba41d2fda5fb4da1a46917", kill_on_drop: false }`
[INFO] [stdout] 758fa165f2accc237cb3a024b9011b21489faa0e95ba41d2fda5fb4da1a46917
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2df1ecdd35dcab92c905dd1887d4a14b1c6543791ab3cbd08bc3e808cbcbcaf8
[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" "2df1ecdd35dcab92c905dd1887d4a14b1c6543791ab3cbd08bc3e808cbcbcaf8", kill_on_drop: false }`
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling libz-sys v1.1.1
[INFO] [stderr]    Compiling curl-sys v0.4.36+curl-7.71.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_xorshift v0.2.0
[INFO] [stderr]    Compiling derivative v2.1.1
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking jsonrpc-core v14.2.0
[INFO] [stderr]    Compiling librocksdb-sys v6.11.4
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]    Compiling curl v0.4.33
[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 -Cembed-bitcode=no -C debuginfo=2 --cfg 'feature="blocking"' --cfg 'feature="default"' --cfg 'feature="dns"' --cfg 'feature="fnv"' --cfg 'feature="fs"' --cfg 'feature="full"' --cfg 'feature="futures-core"' --cfg 'feature="io-driver"' --cfg 'feature="io-std"' --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-named-pipes"' --cfg 'feature="mio-uds"' --cfg 'feature="net"' --cfg 'feature="num_cpus"' --cfg 'feature="process"' --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="test-util"' --cfg 'feature="time"' --cfg 'feature="tokio-macros"' --cfg 'feature="udp"' --cfg 'feature="uds"' --cfg 'feature="winapi"' -C metadata=75bcbba11d10da95 -C extra-filename=-75bcbba11d10da95 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-c5714e68d7e46dbf.rmeta --extern fnv=/opt/rustwide/target/debug/deps/libfnv-0ff73feb7e2c43f7.rmeta --extern futures_core=/opt/rustwide/target/debug/deps/libfutures_core-25a144c7672517b1.rmeta --extern iovec=/opt/rustwide/target/debug/deps/libiovec-3202a19c2165d506.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-db88f49d9e5662e7.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-b01e5f49cd1b74e8.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-7dbd9d0c2ed2b4df.rmeta --extern mio=/opt/rustwide/target/debug/deps/libmio-797987a2236448e1.rmeta --extern mio_uds=/opt/rustwide/target/debug/deps/libmio_uds-d82b429ea7acd9bc.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-b111a25c016345dd.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-ecc145af35dcdc4f.rmeta --extern signal_hook_registry=/opt/rustwide/target/debug/deps/libsignal_hook_registry-4aa2c2fc932bd341.rmeta --extern slab=/opt/rustwide/target/debug/deps/libslab-e0e0e35ef9a5003f.rmeta --extern tokio_macros=/opt/rustwide/target/debug/deps/libtokio_macros-4bb47c910e547f4e.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: 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: 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" "2df1ecdd35dcab92c905dd1887d4a14b1c6543791ab3cbd08bc3e808cbcbcaf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2df1ecdd35dcab92c905dd1887d4a14b1c6543791ab3cbd08bc3e808cbcbcaf8", kill_on_drop: false }`
[INFO] [stdout] 2df1ecdd35dcab92c905dd1887d4a14b1c6543791ab3cbd08bc3e808cbcbcaf8