[INFO] fetching crate anyhow 1.0.57...
[INFO] documenting anyhow-1.0.57 against master#e1df625306f4136949e02612406f0c60df6008f3 for pr-96676
[INFO] extracting crate anyhow 1.0.57 into /workspace/builds/worker-37/source
[INFO] validating manifest of crates.io crate anyhow 1.0.57 on toolchain e1df625306f4136949e02612406f0c60df6008f3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1df625306f4136949e02612406f0c60df6008f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-37/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate anyhow 1.0.57
[INFO] finished tweaking crates.io crate anyhow 1.0.57
[INFO] tweaked toml for crates.io crate anyhow 1.0.57 written to /workspace/builds/worker-37/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1df625306f4136949e02612406f0c60df6008f3" "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" "+e1df625306f4136949e02612406f0c60df6008f3" "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 dissimilar v1.0.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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" "+e1df625306f4136949e02612406f0c60df6008f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f77876156b8a9172483d9a07315f1b377dc42ad7ab5b5d0b4924381f16192c5b
[INFO] running `Command { std: "docker" "start" "-a" "f77876156b8a9172483d9a07315f1b377dc42ad7ab5b5d0b4924381f16192c5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f77876156b8a9172483d9a07315f1b377dc42ad7ab5b5d0b4924381f16192c5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f77876156b8a9172483d9a07315f1b377dc42ad7ab5b5d0b4924381f16192c5b", kill_on_drop: false }`
[INFO] [stdout] f77876156b8a9172483d9a07315f1b377dc42ad7ab5b5d0b4924381f16192c5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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=forbid" "-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" "+e1df625306f4136949e02612406f0c60df6008f3" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b53ba5315f39ecbf916735e8bd028133f40bd244fbba406ff5aeb74614ddef75
[INFO] running `Command { std: "docker" "start" "-a" "b53ba5315f39ecbf916735e8bd028133f40bd244fbba406ff5aeb74614ddef75", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.57 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting anyhow v1.0.57 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.26s
[INFO] running `Command { std: "docker" "inspect" "b53ba5315f39ecbf916735e8bd028133f40bd244fbba406ff5aeb74614ddef75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b53ba5315f39ecbf916735e8bd028133f40bd244fbba406ff5aeb74614ddef75", kill_on_drop: false }`
[INFO] [stdout] b53ba5315f39ecbf916735e8bd028133f40bd244fbba406ff5aeb74614ddef75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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=forbid" "-e" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=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" "+e1df625306f4136949e02612406f0c60df6008f3" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "--cfg" "doc_cfg" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 5918d3c52614bf3b6ca441c93641fa715946515ecfe7f78f88b75a9508a05c28
[INFO] running `Command { std: "docker" "start" "-a" "5918d3c52614bf3b6ca441c93641fa715946515ecfe7f78f88b75a9508a05c28", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling anyhow v1.0.57 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting anyhow v1.0.57 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.77s
[INFO] running `Command { std: "docker" "inspect" "5918d3c52614bf3b6ca441c93641fa715946515ecfe7f78f88b75a9508a05c28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5918d3c52614bf3b6ca441c93641fa715946515ecfe7f78f88b75a9508a05c28", kill_on_drop: false }`
[INFO] [stdout] 5918d3c52614bf3b6ca441c93641fa715946515ecfe7f78f88b75a9508a05c28