[INFO] fetching crate push-trait 0.6.0...
[INFO] documenting push-trait-0.6.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate push-trait 0.6.0 into /workspace/builds/worker-17/source
[INFO] validating manifest of crates.io crate push-trait 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 push-trait 0.6.0
[INFO] finished tweaking crates.io crate push-trait 0.6.0
[INFO] tweaked toml for crates.io crate push-trait 0.6.0 written to /workspace/builds/worker-17/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded len-trait v0.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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] 3bb1cf3f88d1bd8f3a83d7232a28a2e11b147999200f4d896df208c3658c9369
[INFO] running `Command { std: "docker" "start" "-a" "3bb1cf3f88d1bd8f3a83d7232a28a2e11b147999200f4d896df208c3658c9369", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3bb1cf3f88d1bd8f3a83d7232a28a2e11b147999200f4d896df208c3658c9369", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bb1cf3f88d1bd8f3a83d7232a28a2e11b147999200f4d896df208c3658c9369", kill_on_drop: false }`
[INFO] [stdout] 3bb1cf3f88d1bd8f3a83d7232a28a2e11b147999200f4d896df208c3658c9369
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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] 773289df15056441661297ab91668284704a6cf31dc3ac9fe830e0f71b7635ca
[INFO] running `Command { std: "docker" "start" "-a" "773289df15056441661297ab91668284704a6cf31dc3ac9fe830e0f71b7635ca", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking len-trait v0.6.1
[INFO] [stderr]  Documenting push-trait v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.29s
[INFO] running `Command { std: "docker" "inspect" "773289df15056441661297ab91668284704a6cf31dc3ac9fe830e0f71b7635ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "773289df15056441661297ab91668284704a6cf31dc3ac9fe830e0f71b7635ca", kill_on_drop: false }`
[INFO] [stdout] 773289df15056441661297ab91668284704a6cf31dc3ac9fe830e0f71b7635ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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] 415762b90c74f9e9510e02ba93ef89503248d1daf0ca89f130f89564a63d158d
[INFO] running `Command { std: "docker" "start" "-a" "415762b90c74f9e9510e02ba93ef89503248d1daf0ca89f130f89564a63d158d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking len-trait v0.6.1
[INFO] [stderr]  Documenting push-trait v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.49s
[INFO] running `Command { std: "docker" "inspect" "415762b90c74f9e9510e02ba93ef89503248d1daf0ca89f130f89564a63d158d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "415762b90c74f9e9510e02ba93ef89503248d1daf0ca89f130f89564a63d158d", kill_on_drop: false }`
[INFO] [stdout] 415762b90c74f9e9510e02ba93ef89503248d1daf0ca89f130f89564a63d158d