[INFO] cloning repository https://github.com/fangzhongwei/custom-babe-node
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fangzhongwei/custom-babe-node" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffangzhongwei%2Fcustom-babe-node", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffangzhongwei%2Fcustom-babe-node'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a8ecc8c0a98b668037d81125c5ebe1990f9cf238
[INFO] documenting fangzhongwei/custom-babe-node against 1.54.0 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffangzhongwei%2Fcustom-babe-node" "/workspace/builds/worker-55/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-55/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fangzhongwei/custom-babe-node on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fangzhongwei/custom-babe-node
[INFO] finished tweaking git repo https://github.com/fangzhongwei/custom-babe-node
[INFO] tweaked toml for git repo https://github.com/fangzhongwei/custom-babe-node written to /workspace/builds/worker-55/source/Cargo.toml
[INFO] crate git repo https://github.com/fangzhongwei/custom-babe-node already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f2ba8e9fd96b6f9d443836bf7b1a8fb48384dedf120401ccd7c894d974c7628a
[INFO] running `Command { std: "docker" "start" "-a" "f2ba8e9fd96b6f9d443836bf7b1a8fb48384dedf120401ccd7c894d974c7628a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2ba8e9fd96b6f9d443836bf7b1a8fb48384dedf120401ccd7c894d974c7628a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2ba8e9fd96b6f9d443836bf7b1a8fb48384dedf120401ccd7c894d974c7628a", kill_on_drop: false }`
[INFO] [stdout] f2ba8e9fd96b6f9d443836bf7b1a8fb48384dedf120401ccd7c894d974c7628a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e5bedf8bc65f3df5360c14fab08202f5e17e2347635083a24f79e43d93e3764d
[INFO] running `Command { std: "docker" "start" "-a" "e5bedf8bc65f3df5360c14fab08202f5e17e2347635083a24f79e43d93e3764d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling proc-macro-nested v0.1.5
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]     Checking futures v0.1.29
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling parity-util-mem v0.6.1
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]     Checking subtle v2.2.3
[INFO] [stderr]     Checking radium v0.3.0
[INFO] [stderr]     Checking byte-slice-cast v0.3.5
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]     Checking gimli v0.21.0
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking object v0.19.0
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling bytes v0.5.4
[INFO] [stderr]     Checking parity-wasm v0.41.0
[INFO] [stderr]     Checking memory_units v0.3.0
[INFO] [stderr]     Checking environmental v1.1.1
[INFO] [stderr]     Checking hash-db v0.15.2
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]     Checking base58 v0.1.0
[INFO] [stderr]     Checking sp-std v2.0.0-rc4 (https://gitee.com/expedition2020/substrate-2.0.0-rc4?branch=2.0.0-rc4#ed24ad9a)
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling multimap v0.8.1
[INFO] [stderr]     Checking integer-sqrt v0.1.3
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.55
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.63
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling bumpalo v3.4.0
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling wasm-bindgen v0.2.63
[INFO] [stderr]    Compiling target-lexicon v0.10.0
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]    Compiling protobuf v2.14.0
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.63.0
[INFO] [stderr]    Compiling prometheus v0.8.0
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling wasmtime-environ v0.16.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking data-encoding v2.2.1
[INFO] [stderr]     Checking bs58 v0.3.1
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking pin-project-lite v0.1.7
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]     Checking futures-timer v2.0.2
[INFO] [stderr]     Checking arc-swap v0.4.7
[INFO] [stderr] error: could not compile `futures`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name futures /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.29/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="default"' --cfg 'feature="use_std"' --cfg 'feature="with-deprecated"' -C metadata=79b79ee6a2443104 -C extra-filename=-79b79ee6a2443104 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "e5bedf8bc65f3df5360c14fab08202f5e17e2347635083a24f79e43d93e3764d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5bedf8bc65f3df5360c14fab08202f5e17e2347635083a24f79e43d93e3764d", kill_on_drop: false }`
[INFO] [stdout] e5bedf8bc65f3df5360c14fab08202f5e17e2347635083a24f79e43d93e3764d
