[INFO] fetching crate bls_signature_aggregator 0.2.7...
[INFO] documenting bls_signature_aggregator-0.2.7 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate bls_signature_aggregator 0.2.7 into /workspace/builds/worker-46/source
[INFO] validating manifest of crates.io crate bls_signature_aggregator 0.2.7 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 bls_signature_aggregator 0.2.7
[INFO] finished tweaking crates.io crate bls_signature_aggregator 0.2.7
[INFO] tweaked toml for crates.io crate bls_signature_aggregator 0.2.7 written to /workspace/builds/worker-46/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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] 450981234a19c67a00573db375b116a0e062fe19ed96e5515d9beb421594ee07
[INFO] running `Command { std: "docker" "start" "-a" "450981234a19c67a00573db375b116a0e062fe19ed96e5515d9beb421594ee07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "450981234a19c67a00573db375b116a0e062fe19ed96e5515d9beb421594ee07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "450981234a19c67a00573db375b116a0e062fe19ed96e5515d9beb421594ee07", kill_on_drop: false }`
[INFO] [stdout] 450981234a19c67a00573db375b116a0e062fe19ed96e5515d9beb421594ee07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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] b1f40f895c4483b1ba84adc2ff5e3876e96a7d0d45105c53528212c75a57363b
[INFO] running `Command { std: "docker" "start" "-a" "b1f40f895c4483b1ba84adc2ff5e3876e96a7d0d45105c53528212c75a57363b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking gimli v0.25.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking hex_fmt v0.3.0
[INFO] [stderr]     Checking zeroize v1.4.1
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_xorshift v0.2.0
[INFO] [stderr]     Checking object v0.26.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]     Checking addr2line v0.16.0
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling ff_derive v0.6.0
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking thiserror v1.0.26
[INFO] [stderr]     Checking ff v0.6.0
[INFO] [stderr]     Checking group v0.6.0
[INFO] [stderr]     Checking pairing v0.16.0
[INFO] [stderr]     Checking serde v1.0.127
[INFO] [stderr]     Checking threshold_crypto v0.4.0
[INFO] [stderr]  Documenting bls_signature_aggregator v0.2.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `Error` is both an enum and a derive macro
[INFO] [stdout]   --> src/signature_aggregator.rs:63:62
[INFO] [stdout]    |
[INFO] [stdout] 63 |     /// indicate failures and should be treated a such. See [Error] for more info.
[INFO] [stdout]    |                                                              ^^^^^ ambiguous link
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout] help: to link to the enum, prefix with `enum@`
[INFO] [stdout]    |
[INFO] [stdout] 63 |     /// indicate failures and should be treated a such. See [enum@Error] for more info.
[INFO] [stdout]    |                                                              ^^^^^^^^^^
[INFO] [stdout] help: to link to the derive macro, prefix with `derive@`
[INFO] [stdout]    |
[INFO] [stdout] 63 |     /// indicate failures and should be treated a such. See [derive@Error] for more info.
[INFO] [stdout]    |                                                              ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.88s
[INFO] running `Command { std: "docker" "inspect" "b1f40f895c4483b1ba84adc2ff5e3876e96a7d0d45105c53528212c75a57363b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1f40f895c4483b1ba84adc2ff5e3876e96a7d0d45105c53528212c75a57363b", kill_on_drop: false }`
[INFO] [stdout] b1f40f895c4483b1ba84adc2ff5e3876e96a7d0d45105c53528212c75a57363b
