[INFO] fetching crate fuzzytags 0.6.0...
[INFO] documenting fuzzytags-0.6.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate fuzzytags 0.6.0 into /workspace/builds/worker-34/source
[INFO] validating manifest of crates.io crate fuzzytags 0.6.0 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 crates.io crate fuzzytags 0.6.0
[INFO] finished tweaking crates.io crate fuzzytags 0.6.0
[INFO] tweaked toml for crates.io crate fuzzytags 0.6.0 written to /workspace/builds/worker-34/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "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" "+1.61.0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded packed_simd_2 v0.3.7
[INFO] [stderr]   Downloaded sha3 v0.9.1
[INFO] [stderr]   Downloaded brute-force v0.1.1
[INFO] [stderr]   Downloaded curve25519-dalek v3.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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] [stdout] febc4086bfca67b70a59f08d3ea9d2cb15b90eef25491c44f5278580acb35b3f
[INFO] running `Command { std: "docker" "start" "-a" "febc4086bfca67b70a59f08d3ea9d2cb15b90eef25491c44f5278580acb35b3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "febc4086bfca67b70a59f08d3ea9d2cb15b90eef25491c44f5278580acb35b3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "febc4086bfca67b70a59f08d3ea9d2cb15b90eef25491c44f5278580acb35b3f", kill_on_drop: false }`
[INFO] [stdout] febc4086bfca67b70a59f08d3ea9d2cb15b90eef25491c44f5278580acb35b3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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] [stdout] 6f9f2ea171d586129cddfaf8d485d32a5e57a03b0864ad2bd89e5e4630af3b89
[INFO] running `Command { std: "docker" "start" "-a" "6f9f2ea171d586129cddfaf8d485d32a5e57a03b0864ad2bd89e5e4630af3b89", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]     Checking block-padding v0.2.1
[INFO] [stderr]     Checking zeroize v1.3.0
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking keccak v0.1.2
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking sha3 v0.9.1
[INFO] [stderr]     Checking curve25519-dalek v3.2.1
[INFO] [stderr]  Documenting fuzzytags v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.51s
[INFO] running `Command { std: "docker" "inspect" "6f9f2ea171d586129cddfaf8d485d32a5e57a03b0864ad2bd89e5e4630af3b89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f9f2ea171d586129cddfaf8d485d32a5e57a03b0864ad2bd89e5e4630af3b89", kill_on_drop: false }`
[INFO] [stdout] 6f9f2ea171d586129cddfaf8d485d32a5e57a03b0864ad2bd89e5e4630af3b89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] ec0713dcb9667095cc074d16c8f4b0888767f1d9ad6e667dc80a24b870b3f007
[INFO] running `Command { std: "docker" "start" "-a" "ec0713dcb9667095cc074d16c8f4b0888767f1d9ad6e667dc80a24b870b3f007", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]     Checking block-padding v0.2.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking zeroize v1.3.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking keccak v0.1.2
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking sha3 v0.9.1
[INFO] [stderr]     Checking curve25519-dalek v3.2.1
[INFO] [stderr]  Documenting fuzzytags v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 14s
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "ec0713dcb9667095cc074d16c8f4b0888767f1d9ad6e667dc80a24b870b3f007", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec0713dcb9667095cc074d16c8f4b0888767f1d9ad6e667dc80a24b870b3f007", kill_on_drop: false }`
[INFO] [stdout] ec0713dcb9667095cc074d16c8f4b0888767f1d9ad6e667dc80a24b870b3f007