[INFO] fetching crate closure_calculus 0.1.0...
[INFO] documenting closure_calculus-0.1.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate closure_calculus 0.1.0 into /workspace/builds/worker-50/source
[INFO] validating manifest of crates.io crate closure_calculus 0.1.0 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate closure_calculus 0.1.0
[INFO] finished tweaking crates.io crate closure_calculus 0.1.0
[INFO] tweaked toml for crates.io crate closure_calculus 0.1.0 written to /workspace/builds/worker-50/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "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-2022-05-20" "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-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a58ac298f86a1d6d16898cc158659cec2e0b60427c410b0f67344280e580d79d
[INFO] running `Command { std: "docker" "start" "-a" "a58ac298f86a1d6d16898cc158659cec2e0b60427c410b0f67344280e580d79d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a58ac298f86a1d6d16898cc158659cec2e0b60427c410b0f67344280e580d79d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a58ac298f86a1d6d16898cc158659cec2e0b60427c410b0f67344280e580d79d", kill_on_drop: false }`
[INFO] [stdout] a58ac298f86a1d6d16898cc158659cec2e0b60427c410b0f67344280e580d79d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ce26e2e45375cf2ef0367c7b015800629c6b8e4ada29ae3e816b1c821e16cee
[INFO] running `Command { std: "docker" "start" "-a" "0ce26e2e45375cf2ef0367c7b015800629c6b8e4ada29ae3e816b1c821e16cee", kill_on_drop: false }`
[INFO] [stderr]  Documenting closure_calculus v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]  --> src/lib.rs:6:34
[INFO] [stdout]   |
[INFO] [stdout] 6 | //! Based on paper by Barry Jay: https://dl.acm.org/doi/pdf/10.1145/3294032.3294085
[INFO] [stdout]   |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://dl.acm.org/doi/pdf/10.1145/3294032.3294085>`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(rustdoc::bare_urls)]` on by default
[INFO] [stdout]   = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0ce26e2e45375cf2ef0367c7b015800629c6b8e4ada29ae3e816b1c821e16cee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ce26e2e45375cf2ef0367c7b015800629c6b8e4ada29ae3e816b1c821e16cee", kill_on_drop: false }`
[INFO] [stdout] 0ce26e2e45375cf2ef0367c7b015800629c6b8e4ada29ae3e816b1c821e16cee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] cb36fedd210f25a3ccdfb537b54912e19b069c39d2281229881f60b6d382deb7
[INFO] running `Command { std: "docker" "start" "-a" "cb36fedd210f25a3ccdfb537b54912e19b069c39d2281229881f60b6d382deb7", kill_on_drop: false }`
[INFO] [stderr]  Documenting closure_calculus v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]  --> src/lib.rs:6:34
[INFO] [stdout]   |
[INFO] [stdout] 6 | //! Based on paper by Barry Jay: https://dl.acm.org/doi/pdf/10.1145/3294032.3294085
[INFO] [stdout]   |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://dl.acm.org/doi/pdf/10.1145/3294032.3294085>`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(rustdoc::bare_urls)]` on by default
[INFO] [stdout]   = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `Command { std: "docker" "inspect" "cb36fedd210f25a3ccdfb537b54912e19b069c39d2281229881f60b6d382deb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb36fedd210f25a3ccdfb537b54912e19b069c39d2281229881f60b6d382deb7", kill_on_drop: false }`
[INFO] [stdout] cb36fedd210f25a3ccdfb537b54912e19b069c39d2281229881f60b6d382deb7