[INFO] fetching crate ckb-rpc 0.37.0-pre...
[INFO] documenting ckb-rpc-0.37.0-pre against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] extracting crate ckb-rpc 0.37.0-pre into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate ckb-rpc 0.37.0-pre on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ckb-rpc 0.37.0-pre
[INFO] finished tweaking crates.io crate ckb-rpc 0.37.0-pre
[INFO] tweaked toml for crates.io crate ckb-rpc 0.37.0-pre written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded jsonrpc-http-server v14.1.0
[INFO] [stderr]   Downloaded jsonrpc-tcp-server v14.1.0
[INFO] [stderr]   Downloaded darwin-libproc v0.1.2
[INFO] [stderr]   Downloaded darwin-libproc-sys v0.1.2
[INFO] [stderr]   Downloaded heim-memory v0.0.10
[INFO] [stderr]   Downloaded heim-process v0.0.10
[INFO] [stderr]   Downloaded heim-disk v0.0.10
[INFO] [stderr]   Downloaded ckb-sync v0.37.0-pre
[INFO] [stderr]   Downloaded heim-host v0.0.10
[INFO] [stderr]   Downloaded heim-common v0.0.10
[INFO] [stderr]   Downloaded uom v0.27.0
[INFO] [stderr]   Downloaded heim v0.0.10
[INFO] [stderr]   Downloaded jemalloc-ctl v0.3.3
[INFO] [stderr]   Downloaded heim-virt v0.0.10
[INFO] [stderr]   Downloaded jsonrpc-pubsub v14.1.0
[INFO] [stderr]   Downloaded jsonrpc-server-utils v14.1.0
[INFO] [stderr]   Downloaded jsonrpc-derive v14.2.2
[INFO] [stderr]   Downloaded heim-cpu v0.0.10
[INFO] [stderr]   Downloaded heim-net v0.0.10
[INFO] [stderr]   Downloaded jsonrpc-ws-server v14.1.0
[INFO] [stderr]   Downloaded macaddr v1.0.1
[INFO] [stderr]   Downloaded heim-sensors v0.0.5
[INFO] [stderr]   Downloaded heim-runtime v0.0.6
[INFO] [stderr]   Downloaded jsonrpc-core v14.1.0
[INFO] [stderr]   Downloaded ckb-memory-tracker v0.37.0-pre
[INFO] [stderr]   Downloaded ckb-network-alert v0.37.0-pre
[INFO] [stderr]   Downloaded ckb-logger-service v0.37.0-pre
[INFO] [stderr]   Downloaded ckb-indexer v0.37.0-pre
[INFO] [stderr]   Downloaded ckb-multisig v0.37.0-pre
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c849d61823201d62dc34ad819e821c8fbedcca9161d800bbba74e195ddbb2cbe
[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" "c849d61823201d62dc34ad819e821c8fbedcca9161d800bbba74e195ddbb2cbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c849d61823201d62dc34ad819e821c8fbedcca9161d800bbba74e195ddbb2cbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c849d61823201d62dc34ad819e821c8fbedcca9161d800bbba74e195ddbb2cbe", kill_on_drop: false }`
[INFO] [stdout] c849d61823201d62dc34ad819e821c8fbedcca9161d800bbba74e195ddbb2cbe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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-2020-10-09" "doc" "--frozen" "--no-deps" "--document-private-items" "--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] 4cc8eec1bc767f0e6c101e885a6500ea8853f341a95460391d69b12554b496b9
[INFO] running `Command { std: "docker" "start" "-a" "4cc8eec1bc767f0e6c101e885a6500ea8853f341a95460391d69b12554b496b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.45
[INFO] [stderr]    Compiling heim-common v0.0.10
[INFO] [stderr]    Compiling metrics v0.12.1
[INFO] [stderr]     Checking number_prefix v0.3.0
[INFO] [stderr]    Compiling snap v1.0.1
[INFO] [stderr]    Compiling fs_extra v1.2.0
[INFO] [stderr]    Compiling heim-host v0.0.10
[INFO] [stderr]     Checking metrics-core v0.5.2
[INFO] [stderr]     Checking platforms v0.2.1
[INFO] [stderr]     Checking hex v0.4.0
[INFO] [stderr]     Checking macaddr v1.0.1
[INFO] [stderr]     Checking hashbrown v0.5.0
[INFO] [stderr]     Checking is_sorted v0.1.1
[INFO] [stderr]     Checking nonzero_ext v0.1.5
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking tokio-service v0.1.0
[INFO] [stderr]     Checking ckb-rust-unstable-port v0.37.0-pre
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.35
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking uname v0.1.1
[INFO] [stderr]     Checking hostname v0.1.5
[INFO] [stderr]     Checking terminal_size v0.1.13
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking termios v0.3.3
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking nix v0.17.0
[INFO] [stderr]     Checking xml-rs v0.7.0
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling backtrace v0.3.53
[INFO] [stderr]    Compiling flate2 v1.0.18
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking evmap v6.0.1
[INFO] [stderr]     Checking resolve v0.2.0
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking console v0.13.0
[INFO] [stderr]     Checking console v0.12.0
[INFO] [stderr]     Checking globset v0.4.5
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]    Compiling numext-constructor v0.1.4
[INFO] [stderr]     Checking ckb-metrics v0.37.0-pre
[INFO] [stderr]    Compiling rayon-core v1.8.1
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking includedir v0.5.0
[INFO] [stderr]     Checking xmltree v0.8.0
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking indicatif v0.15.0
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking bloom-filters v0.1.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking ratelimit_meter v5.0.0
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking rayon v1.4.1
[INFO] [stderr]     Checking num-integer v0.1.43
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]    Compiling includedir_codegen v0.5.0
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio-uds v0.2.7
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking num-rational v0.2.4
[INFO] [stderr]     Checking ckb-util v0.37.0-pre
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking uom v0.27.0
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking ws v0.9.1
[INFO] [stderr]     Checking faketime v0.2.0
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking attohttpc v0.4.5
[INFO] [stderr]     Checking igd v0.9.1
[INFO] [stderr]    Compiling cc v1.0.41
[INFO] [stderr]     Checking hyper v0.12.35
[INFO] [stderr]    Compiling blake2b-rs v0.1.5
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling secp256k1-sys v0.1.2
[INFO] [stderr]    Compiling ring v0.16.12
[INFO] [stderr]    Compiling ckb-librocksdb-sys v6.7.4
[INFO] [stderr]    Compiling ckb-vm v0.19.2
[INFO] [stderr]    Compiling raw-cpuid v7.0.3
[INFO] [stderr]    Compiling jemalloc-sys v0.3.2
[INFO] [stderr]    Compiling ckb-hash v0.37.0-pre
[INFO] [stderr]    Compiling ckb-system-scripts v0.5.1
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.45/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' -C metadata=b772d9ddbe74bc1d -C extra-filename=-b772d9ddbe74bc1d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-db256853d8ab4a1e.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-ade5fbeeb7bccbe4.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-b888af50774a486c.rmeta --cap-lints allow --cfg syn_disable_nightly_tests` (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" "4cc8eec1bc767f0e6c101e885a6500ea8853f341a95460391d69b12554b496b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cc8eec1bc767f0e6c101e885a6500ea8853f341a95460391d69b12554b496b9", kill_on_drop: false }`
[INFO] [stdout] 4cc8eec1bc767f0e6c101e885a6500ea8853f341a95460391d69b12554b496b9
