[INFO] fetching crate libp2p-blake-streams 0.1.1...
[INFO] documenting libp2p-blake-streams-0.1.1 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate libp2p-blake-streams 0.1.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate libp2p-blake-streams 0.1.1 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libp2p-blake-streams 0.1.1
[INFO] finished tweaking crates.io crate libp2p-blake-streams 0.1.1
[INFO] tweaked toml for crates.io crate libp2p-blake-streams 0.1.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate libp2p-blake-streams 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libp2p-tcp v0.29.0
[INFO] [stderr]   Downloaded libp2p-mplex v0.29.0
[INFO] [stderr]   Downloaded libp2p-identify v0.30.0
[INFO] [stderr]   Downloaded ptr_meta_derive v0.1.4
[INFO] [stderr]   Downloaded rkyv_derive v0.7.3
[INFO] [stderr]   Downloaded rkyv v0.7.3
[INFO] [stderr]   Downloaded libp2p-ping v0.30.0
[INFO] [stderr]   Downloaded bytecheck v0.6.3
[INFO] [stderr]   Downloaded bytecheck_derive v0.6.3
[INFO] [stderr]   Downloaded rend v0.3.1
[INFO] [stderr]   Downloaded libp2p-gossipsub v0.32.0
[INFO] [stderr]   Downloaded libp2p-mdns v0.31.0
[INFO] [stderr]   Downloaded libp2p-pnet v0.21.0
[INFO] [stderr]   Downloaded libp2p-uds v0.29.0
[INFO] [stderr]   Downloaded libp2p-deflate v0.29.0
[INFO] [stderr]   Downloaded libp2p-yamux v0.33.0
[INFO] [stderr]   Downloaded libp2p-kad v0.31.0
[INFO] [stderr]   Downloaded libp2p-websocket v0.30.0
[INFO] [stderr]   Downloaded libp2p-floodsub v0.30.0
[INFO] [stderr]   Downloaded blake-streams-core v0.1.1
[INFO] [stderr]   Downloaded libp2p-plaintext v0.29.0
[INFO] [stderr]   Downloaded ptr_meta v0.1.4
[INFO] [stderr]   Downloaded libp2p-dns v0.29.0
[INFO] [stderr]   Downloaded libp2p-relay v0.3.0
[INFO] [stderr]   Downloaded libp2p-noise v0.32.0
[INFO] [stderr]   Downloaded libp2p-wasm-ext v0.29.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a7c26d245a10209ce00572cff7b934cbbdcad3fb8059d4f26f95b74a534b16e
[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" "7a7c26d245a10209ce00572cff7b934cbbdcad3fb8059d4f26f95b74a534b16e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a7c26d245a10209ce00572cff7b934cbbdcad3fb8059d4f26f95b74a534b16e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a7c26d245a10209ce00572cff7b934cbbdcad3fb8059d4f26f95b74a534b16e", kill_on_drop: false }`
[INFO] [stdout] 7a7c26d245a10209ce00572cff7b934cbbdcad3fb8059d4f26f95b74a534b16e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] acb857e415a27aab892fafffaa934a9114ed0753942ac29eb2766c8d1044da8f
[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" "acb857e415a27aab892fafffaa934a9114ed0753942ac29eb2766c8d1044da8f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]     Checking futures-io v0.3.15
[INFO] [stderr]     Checking futures-sink v0.3.15
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.74
[INFO] [stderr]    Compiling wasm-bindgen v0.2.74
[INFO] [stderr]    Compiling bytecheck v0.6.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]     Checking nohash-hasher v0.2.0
[INFO] [stderr]    Compiling rend v0.3.1
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]    Compiling rkyv v0.7.3
[INFO] [stderr]     Checking parity-send-wrapper v0.1.0
[INFO] [stderr]     Checking arrayvec v0.7.1
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling atomic v0.5.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling blake3 v0.3.8
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking tinyvec v1.3.0
[INFO] [stderr]     Checking ed25519 v1.1.1
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]     Checking dns-parser v0.8.0
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]     Checking lru v0.6.5
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]    Compiling which v4.1.0
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking universal-hash v0.4.1
[INFO] [stderr]     Checking aead v0.4.2
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]     Checking resolv-conf v0.7.0
[INFO] [stderr]     Checking sha-1 v0.9.7
[INFO] [stderr]     Checking ctr v0.8.0
[INFO] [stderr]     Checking aes v0.7.4
[INFO] [stderr]     Checking futures-lite v1.12.0
[INFO] [stderr]     Checking async-channel v1.6.1
[INFO] [stderr]     Checking quicksink v0.1.2
[INFO] [stderr]    Compiling snow v0.8.0
[INFO] [stderr]     Checking polyval v0.5.2
[INFO] [stderr]     Checking poly1305 v0.7.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking hmac v0.8.1
[INFO] [stderr]     Checking blake2 v0.9.1
[INFO] [stderr]    Compiling prost-build v0.8.0
[INFO] [stderr]    Compiling libsecp256k1-core v0.2.2
[INFO] [stderr]     Checking uint v0.9.1
[INFO] [stderr]     Checking cuckoofilter v0.5.0
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]     Checking hmac-drbg v0.3.0
[INFO] [stderr]     Checking ghash v0.4.3
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking aes-gcm v0.9.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]     Checking async-executor v1.4.1
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]     Checking bao v0.11.0
[INFO] [stderr]    Compiling libsecp256k1-gen-genmult v0.2.1
[INFO] [stderr]    Compiling libsecp256k1-gen-ecmult v0.2.1
[INFO] [stderr]    Compiling libsecp256k1 v0.5.0
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking sct v0.6.1
[INFO] [stderr]     Checking webpki-roots v0.21.1
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling ctor v0.1.20
[INFO] [stderr]    Compiling prost-derive v0.8.0
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling zeroize_derive v1.1.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]    Compiling pin-project-internal v0.4.28
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
[INFO] [stderr]    Compiling ptr_meta_derive v0.1.4
[INFO] [stderr]    Compiling bytecheck_derive v0.6.3
[INFO] [stderr]    Compiling minicbor-derive v0.6.3
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling zerocopy-derive v0.3.0
[INFO] [stderr]    Compiling rkyv_derive v0.7.3
[INFO] [stderr]    Compiling libp2p-swarm-derive v0.24.0
[INFO] [stderr]     Checking ptr_meta v0.1.4
[INFO] [stderr]     Checking zeroize v1.3.0
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.7
[INFO] [stderr]     Checking curve25519-dalek v3.1.0
[INFO] [stderr]     Checking chacha20 v0.7.2
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking chacha20poly1305 v0.8.1
[INFO] [stderr]     Checking polling v2.1.0
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking rustls v0.19.1
[INFO] [stderr]     Checking sled v0.34.6
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.74
[INFO] [stderr]     Checking x25519-dalek v1.1.1
[INFO] [stderr]     Checking zerocopy v0.5.0
[INFO] [stderr]     Checking async-io v1.6.0
[INFO] [stderr] error: could not compile `serde_derive`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name serde_derive /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_derive-1.0.126/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' -C metadata=3e2a2a33b842f10f -C extra-filename=-3e2a2a33b842f10f --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-c93edf686a01401b.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-7582d5e7a88c37e8.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-4e06be71bc70e7ba.rlib --extern proc_macro --cap-lints allow --cfg underscore_consts` (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" "acb857e415a27aab892fafffaa934a9114ed0753942ac29eb2766c8d1044da8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acb857e415a27aab892fafffaa934a9114ed0753942ac29eb2766c8d1044da8f", kill_on_drop: false }`
[INFO] [stdout] acb857e415a27aab892fafffaa934a9114ed0753942ac29eb2766c8d1044da8f
