[INFO] cloning repository https://github.com/xingfly/rust_pro_4
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xingfly/rust_pro_4" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxingfly%2Frust_pro_4", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxingfly%2Frust_pro_4'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fbb37d14b8b98c6c5c62e0c544e791b2dc4038fa
[INFO] documenting xingfly/rust_pro_4 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxingfly%2Frust_pro_4" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/xingfly/rust_pro_4 on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/xingfly/rust_pro_4
[INFO] finished tweaking git repo https://github.com/xingfly/rust_pro_4
[INFO] tweaked toml for git repo https://github.com/xingfly/rust_pro_4 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/xingfly/rust_pro_4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "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] 6ba0e20099e3a4eb5676105df656663558f2103a578bad55132aa9dcd766baed
[INFO] running `Command { std: "docker" "start" "-a" "6ba0e20099e3a4eb5676105df656663558f2103a578bad55132aa9dcd766baed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ba0e20099e3a4eb5676105df656663558f2103a578bad55132aa9dcd766baed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ba0e20099e3a4eb5676105df656663558f2103a578bad55132aa9dcd766baed", kill_on_drop: false }`
[INFO] [stdout] 6ba0e20099e3a4eb5676105df656663558f2103a578bad55132aa9dcd766baed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "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] 86511cdea1662d5a0eeb97d024ae52c6a4872b5e5d1b201abe2f3bdab3146a8f
[INFO] running `Command { std: "docker" "start" "-a" "86511cdea1662d5a0eeb97d024ae52c6a4872b5e5d1b201abe2f3bdab3146a8f", 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking smallvec v1.6.1
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[INFO] [stderr]     Checking byteorder v1.4.3
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[INFO] [stderr]    Compiling ryu v1.0.5
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[INFO] [stderr]    Compiling lazy_static v1.4.0
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[INFO] [stderr]    Compiling wasm-bindgen v0.2.74
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[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]     Checking unicode-bidi v0.3.5
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[INFO] [stderr]    Compiling futures-macro v0.3.16
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling indexmap v1.7.0
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[INFO] [stderr]    Compiling num-rational v0.2.4
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[INFO] [stderr]    Compiling atomic v0.5.0
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[INFO] [stderr]     Checking matrixmultiply v0.3.1
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[INFO] [stderr]     Checking textwrap v0.11.0
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[INFO] [stderr]     Checking crossbeam-utils v0.8.5
[INFO] [stderr]     Checking crc32fast v1.2.1
[INFO] [stderr]    Compiling build-helper v0.1.1
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[INFO] [stderr]     Checking parking_lot_core v0.8.3
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[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]     Checking object v0.26.0
[INFO] [stderr]     Checking futures-lite v1.12.0
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]    Compiling clang-sys v1.2.0
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking directories-next v2.0.0
[INFO] [stderr]     Checking rand_core v0.6.3
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[INFO] [stderr]     Checking parking_lot v0.11.1
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[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking idna v0.2.3
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[INFO] [stderr]     Checking region v2.2.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling prost-build v0.7.0
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling ocw-example v3.0.0-monthly-2021-08 (/opt/rustwide/workdir/node)
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]     Checking crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
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[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking integer-sqrt v0.1.5
[INFO] [stderr]     Checking approx v0.5.0
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking digest v0.8.1
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[INFO] [stderr]     Checking url v1.7.2
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[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking block-cipher v0.8.0
[INFO] [stderr]     Checking universal-hash v0.4.1
[INFO] [stderr]     Checking aead v0.3.2
[INFO] [stderr]     Checking cipher v0.2.5
[INFO] [stderr]     Checking tokio-executor v0.1.10
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[INFO] [stderr]    Compiling zstd-safe v3.0.1+zstd.1.4.9
[INFO] [stderr]     Checking zstd-sys v1.4.20+zstd.1.4.9
[INFO] [stderr]     Checking ring v0.16.20
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[INFO] [stderr]     Checking rayon-core v1.9.1
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[INFO] [stderr]    Compiling cexpr v0.5.0
[INFO] [stderr]     Checking fixed-hash v0.7.0
[INFO] [stderr]     Checking rand_distr v0.4.1
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking twox-hash v1.6.0
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[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]    Compiling zstd v0.6.1+zstd.1.4.9
[INFO] [stderr]     Checking webpki v0.21.4
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[INFO] [stderr]     Checking sp-panic-handler v3.0.0 (https://github.com/paritytech/substrate.git?tag=monthly-2021-08#4d28ebeb)
[INFO] [stderr]    Compiling bindgen v0.59.1
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[INFO] [stderr]    Compiling sp-maybe-compressed-blob v4.0.0-dev (https://github.com/paritytech/substrate.git?tag=monthly-2021-08#4d28ebeb)
[INFO] [stderr]     Checking wasmi v0.9.0
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[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling ctor v0.1.20
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[INFO] [stderr]    Compiling zeroize_derive v1.1.0
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[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling parity-util-mem-derive v0.1.0
[INFO] [stderr]    Compiling ref-cast-impl v1.0.6
[INFO] [stderr]    Compiling sp-debug-derive v3.0.0 (https://github.com/paritytech/substrate.git?tag=monthly-2021-08#4d28ebeb)
[INFO] [stderr]    Compiling dyn-clonable-impl v0.9.0
[INFO] [stderr]    Compiling derive_more v0.99.16
[INFO] [stderr] error: could not compile `simba`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name simba --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/simba-0.5.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="std"' -C metadata=7720d720f2bfbdd2 -C extra-filename=-7720d720f2bfbdd2 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern approx=/opt/rustwide/target/debug/deps/libapprox-493dff90901548d4.rmeta --extern num_complex=/opt/rustwide/target/debug/deps/libnum_complex-96f4bbb67ba12d94.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-bb827f49598967a0.rmeta --extern paste=/opt/rustwide/target/debug/deps/libpaste-4a6aa8d87641f319.so --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `libsecp256k1`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name secp256k1 --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libsecp256k1-0.3.5/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="hmac"' --cfg 'feature="hmac-drbg"' --cfg 'feature="sha2"' --cfg 'feature="std"' --cfg 'feature="typenum"' -C metadata=52d21b0f6bdf916c -C extra-filename=-52d21b0f6bdf916c --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern arrayref=/opt/rustwide/target/debug/deps/libarrayref-ac2ab478ab84d752.rmeta --extern crunchy=/opt/rustwide/target/debug/deps/libcrunchy-1fed1d3e66011707.rmeta --extern digest=/opt/rustwide/target/debug/deps/libdigest-e3274ebb056236ac.rmeta --extern hmac_drbg=/opt/rustwide/target/debug/deps/libhmac_drbg-ee2937e30211d702.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-53b93062ac33daed.rmeta --extern sha2=/opt/rustwide/target/debug/deps/libsha2-0400da40630898c4.rmeta --extern subtle=/opt/rustwide/target/debug/deps/libsubtle-999679ce737cde54.rmeta --extern typenum=/opt/rustwide/target/debug/deps/libtypenum-eb1a44f4bbe6605b.rmeta --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `bindgen`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name bindgen --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bindgen-0.59.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="runtime"' -C metadata=9cadac9e26228873 -C extra-filename=-9cadac9e26228873 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-112be3b54a66d57e.rmeta --extern cexpr=/opt/rustwide/target/debug/deps/libcexpr-283aac83991c34bf.rmeta --extern clang_sys=/opt/rustwide/target/debug/deps/libclang_sys-1194dae506e33e31.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-7dec60f4d92a7423.rmeta --extern lazycell=/opt/rustwide/target/debug/deps/liblazycell-e65b53ce09b6ae42.rmeta --extern peeking_take_while=/opt/rustwide/target/debug/deps/libpeeking_take_while-fed6f69e4b676372.rmeta --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-71d306349ccb37f3.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-e2a507a21a294643.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-3f36605e31972d6c.rmeta --extern rustc_hash=/opt/rustwide/target/debug/deps/librustc_hash-1d9c66d654c1fd6b.rmeta --extern shlex=/opt/rustwide/target/debug/deps/libshlex-eebee875ce4888fa.rmeta --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `impl-trait-for-tuples`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name impl_trait_for_tuples --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/impl-trait-for-tuples-0.2.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 -C metadata=408ac90bd6869399 -C extra-filename=-408ac90bd6869399 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-71d306349ccb37f3.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-e2a507a21a294643.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-ff103d8fd989910a.rlib --extern proc_macro --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `tracing-attributes`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name tracing_attributes --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tracing-attributes-0.1.15/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 -C metadata=917d687b9b24aaa4 -C extra-filename=-917d687b9b24aaa4 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-71d306349ccb37f3.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-e2a507a21a294643.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-ff103d8fd989910a.rlib --extern proc_macro --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "86511cdea1662d5a0eeb97d024ae52c6a4872b5e5d1b201abe2f3bdab3146a8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86511cdea1662d5a0eeb97d024ae52c6a4872b5e5d1b201abe2f3bdab3146a8f", kill_on_drop: false }`
[INFO] [stdout] 86511cdea1662d5a0eeb97d024ae52c6a4872b5e5d1b201abe2f3bdab3146a8f