[INFO] fetching crate substrate-subxt 0.11.0...
[INFO] documenting substrate-subxt-0.11.0 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate substrate-subxt 0.11.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate substrate-subxt 0.11.0 on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate substrate-subxt 0.11.0
[INFO] finished tweaking crates.io crate substrate-subxt 0.11.0
[INFO] tweaked toml for crates.io crate substrate-subxt 0.11.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate substrate-subxt 0.11.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.46.0" "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] 2ba0d006f4d69d4f410e4d7cd8a334a6cef82aa83ee192875f51d6164bc8ee7c
[INFO] running `Command { std: "docker" "start" "-a" "2ba0d006f4d69d4f410e4d7cd8a334a6cef82aa83ee192875f51d6164bc8ee7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ba0d006f4d69d4f410e4d7cd8a334a6cef82aa83ee192875f51d6164bc8ee7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ba0d006f4d69d4f410e4d7cd8a334a6cef82aa83ee192875f51d6164bc8ee7c", kill_on_drop: false }`
[INFO] [stdout] 2ba0d006f4d69d4f410e4d7cd8a334a6cef82aa83ee192875f51d6164bc8ee7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2dc47a7a28863cb565af30a6239c88fa1812d1937b5a68e0b8f299d9b4d195d0
[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" "2dc47a7a28863cb565af30a6239c88fa1812d1937b5a68e0b8f299d9b4d195d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.36
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]    Compiling wasm-bindgen v0.2.65
[INFO] [stderr]     Checking sp-std v2.0.0-rc5
[INFO] [stderr]    Compiling protobuf v2.16.2
[INFO] [stderr]    Compiling prometheus v0.8.0
[INFO] [stderr]    Compiling hashbrown v0.8.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking bitvec v0.17.4
[INFO] [stderr]     Checking tracing-core v0.1.11
[INFO] [stderr]     Checking async-channel v1.2.0
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking futures-lite v0.1.10
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking get_if_addrs v0.5.3
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]     Checking hashbrown v0.7.2
[INFO] [stderr]     Checking blake2-rfc v0.2.18
[INFO] [stderr]     Checking libz-sys v1.0.25
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]     Checking globset v0.4.5
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]     Checking flate2 v1.0.16
[INFO] [stderr]    Compiling const-random-macro v0.1.8
[INFO] [stderr]     Checking sp-panic-handler v2.0.0-rc5
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking ring v0.16.15
[INFO] [stderr]     Checking blocking v0.4.7
[INFO] [stderr]     Checking blake2b_simd v0.5.10
[INFO] [stderr]     Checking blake2s_simd v0.5.10
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]    Compiling indexmap v1.5.0
[INFO] [stderr]     Checking const-random v0.1.8
[INFO] [stderr]     Checking ahash v0.2.18
[INFO] [stderr]     Checking trie-db v0.22.1
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]     Checking hashbrown v0.6.3
[INFO] [stderr]     Checking multihash v0.11.2
[INFO] [stderr]     Checking lru v0.4.3
[INFO] [stderr]     Checking libsecp256k1 v0.3.5
[INFO] [stderr]     Checking fixed-hash v0.6.1
[INFO] [stderr]     Checking twox-hash v1.5.0
[INFO] [stderr]     Checking webpki v0.21.3
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]     Checking rustls v0.18.0
[INFO] [stderr]     Checking webpki-roots v0.19.0
[INFO] [stderr]     Checking webpki-roots v0.18.0
[INFO] [stderr]     Checking webpki-roots v0.17.0
[INFO] [stderr]     Checking rustls v0.16.0
[INFO] [stderr]     Checking wasmi v0.6.2
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.65
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.65
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling zeroize_derive v1.0.0
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.9
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.1.3
[INFO] [stderr]    Compiling sp-debug-derive v2.0.0-rc5
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling ref-cast-impl v1.0.2
[INFO] [stderr]    Compiling parity-util-mem-derive v0.1.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling rental-impl v0.5.5
[INFO] [stderr]    Compiling derive_more v0.99.9
[INFO] [stderr]    Compiling asn1_der_derive v0.1.2
[INFO] [stderr]    Compiling async-attributes v1.1.1
[INFO] [stderr]    Compiling libp2p-core-derive v0.20.1
[INFO] [stderr]    Compiling frame-support-procedural-tools-derive v2.0.0-rc5
[INFO] [stderr]    Compiling strum_macros v0.16.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.3
[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-0.1.3/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -Cembed-bitcode=no -C debuginfo=2 -C metadata=11264ebb2e1bc383 -C extra-filename=-11264ebb2e1bc383 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-d3dc0cb999b3c41d.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-75a4c566bf65e716.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-859821c67a2a0b75.rlib --extern proc_macro --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" "2dc47a7a28863cb565af30a6239c88fa1812d1937b5a68e0b8f299d9b4d195d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dc47a7a28863cb565af30a6239c88fa1812d1937b5a68e0b8f299d9b4d195d0", kill_on_drop: false }`
[INFO] [stdout] 2dc47a7a28863cb565af30a6239c88fa1812d1937b5a68e0b8f299d9b4d195d0