[INFO] cloning repository https://github.com/w3f/1k-validators-candidate-verification
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/w3f/1k-validators-candidate-verification" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fw3f%2F1k-validators-candidate-verification", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fw3f%2F1k-validators-candidate-verification'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 721128870920beafc3a9bb7ba7327b4cc317734e
[INFO] documenting w3f/1k-validators-candidate-verification against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fw3f%2F1k-validators-candidate-verification" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/w3f/1k-validators-candidate-verification 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 git repo https://github.com/w3f/1k-validators-candidate-verification
[INFO] finished tweaking git repo https://github.com/w3f/1k-validators-candidate-verification
[INFO] tweaked toml for git repo https://github.com/w3f/1k-validators-candidate-verification written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/w3f/1k-validators-candidate-verification 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]     Updating git repository `https://github.com/lamafab/substrate-subxt.git`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
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[INFO] [stderr] warning: spurious network error (2 tries remaining): [55] Failed sending data to the peer (Connection died, tried 5 times before giving up)
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] b56663b852407171de38005ec8dc263ea842ee83c3a90d42bf82eb2159314046
[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" "b56663b852407171de38005ec8dc263ea842ee83c3a90d42bf82eb2159314046", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b56663b852407171de38005ec8dc263ea842ee83c3a90d42bf82eb2159314046", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b56663b852407171de38005ec8dc263ea842ee83c3a90d42bf82eb2159314046", kill_on_drop: false }`
[INFO] [stdout] b56663b852407171de38005ec8dc263ea842ee83c3a90d42bf82eb2159314046
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 99b359ff0821742dae8a32b73e76f92a737cb9a51bf247b49e5b69f275852646
[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" "99b359ff0821742dae8a32b73e76f92a737cb9a51bf247b49e5b69f275852646", 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 syn v1.0.62
[INFO] [stderr]    Compiling serde v1.0.124
[INFO] [stderr]     Checking futures-core v0.3.13
[INFO] [stderr]     Checking futures-io v0.3.13
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[INFO] [stderr]    Compiling radium v0.6.2
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[INFO] [stderr]     Checking byte-slice-cast v1.0.0
[INFO] [stderr]     Checking sp-std v3.0.0
[INFO] [stderr]     Checking parity-wasm v0.41.0
[INFO] [stderr]    Compiling parity-util-mem v0.9.0
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[INFO] [stderr]     Checking version_check v0.9.2
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[INFO] [stderr]     Checking base64 v0.10.1
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[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]    Compiling err-derive v0.2.4
[INFO] [stderr]     Checking uuid v0.8.2
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[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking openssl v0.10.32
[INFO] [stderr]     Checking sp-panic-handler v3.0.0
[INFO] [stderr]     Checking bitvec v0.20.2
[INFO] [stderr]     Checking wasmi-validation v0.3.0
[INFO] [stderr]     Checking hmac-drbg v0.2.0
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking ring v0.16.20
[INFO] [stderr]     Checking async-executor v1.4.0
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking wasmi v0.6.2
[INFO] [stderr]     Checking fixed-hash v0.7.0
[INFO] [stderr]     Checking libsecp256k1 v0.3.5
[INFO] [stderr]     Checking twox-hash v1.6.0
[INFO] [stderr]     Checking rand_distr v0.2.2
[INFO] [stderr]     Checking statrs v0.12.0
[INFO] [stderr]     Checking nalgebra v0.21.1
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking webpki-roots v0.17.0
[INFO] [stderr]     Checking webpki-roots v0.21.0
[INFO] [stderr]     Checking webpki-roots v0.18.0
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling darling_core v0.12.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling ctor v0.1.19
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]    Compiling futures-macro v0.3.13
[INFO] [stderr]    Compiling zeroize_derive v1.0.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling ref-cast-impl v1.0.6
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.2.1
[INFO] [stderr]    Compiling sp-debug-derive v3.0.0
[INFO] [stderr]    Compiling parity-util-mem-derive v0.1.0
[INFO] [stderr]    Compiling dyn-clonable-impl v0.9.0
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.5
[INFO] [stderr] error: could not compile `nalgebra`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name nalgebra --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nalgebra-0.21.1/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="matrixmultiply"' --cfg 'feature="rand_distr"' --cfg 'feature="std"' -C metadata=e1b22367a0d6f517 -C extra-filename=-e1b22367a0d6f517 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern approx=/opt/rustwide/target/debug/deps/libapprox-e70a37d83c99790f.rmeta --extern generic_array=/opt/rustwide/target/debug/deps/libgeneric_array-c301a1ab218e6a30.rmeta --extern matrixmultiply=/opt/rustwide/target/debug/deps/libmatrixmultiply-f67cd224936474a6.rmeta --extern num_complex=/opt/rustwide/target/debug/deps/libnum_complex-e44d5e064c714d17.rmeta --extern num_rational=/opt/rustwide/target/debug/deps/libnum_rational-cfa84f9aa4937fea.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-4097de91f2b64f41.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-14eead646c1390a7.rmeta --extern rand_distr=/opt/rustwide/target/debug/deps/librand_distr-3a7f6e3e58c78b4f.rmeta --extern simba=/opt/rustwide/target/debug/deps/libsimba-849b5ac29ca4c4ae.rmeta --extern typenum=/opt/rustwide/target/debug/deps/libtypenum-6009646dbd8d76a8.rmeta --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" "99b359ff0821742dae8a32b73e76f92a737cb9a51bf247b49e5b69f275852646", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99b359ff0821742dae8a32b73e76f92a737cb9a51bf247b49e5b69f275852646", kill_on_drop: false }`
[INFO] [stdout] 99b359ff0821742dae8a32b73e76f92a737cb9a51bf247b49e5b69f275852646
