[INFO] fetching crate catvec 0.1.6...
[INFO] documenting catvec-0.1.6 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate catvec 0.1.6 into /workspace/builds/worker-103/source
[INFO] validating manifest of crates.io crate catvec 0.1.6 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 catvec 0.1.6
[INFO] finished tweaking crates.io crate catvec 0.1.6
[INFO] tweaked toml for crates.io crate catvec 0.1.6 written to /workspace/builds/worker-103/source/Cargo.toml
[INFO] crate crates.io crate catvec 0.1.6 already has a lockfile, it will not be regenerated
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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] 8291102f5e1019aed505587cec35b3fa36f0d78c6d149caeaa4214621434afd5
[INFO] running `Command { std: "docker" "start" "-a" "8291102f5e1019aed505587cec35b3fa36f0d78c6d149caeaa4214621434afd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8291102f5e1019aed505587cec35b3fa36f0d78c6d149caeaa4214621434afd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8291102f5e1019aed505587cec35b3fa36f0d78c6d149caeaa4214621434afd5", kill_on_drop: false }`
[INFO] [stdout] 8291102f5e1019aed505587cec35b3fa36f0d78c6d149caeaa4214621434afd5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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] e0ceb5da73578029f01e01238a1cefb315aa0f10ea67e6c061cfda781139c6ca
[INFO] running `Command { std: "docker" "start" "-a" "e0ceb5da73578029f01e01238a1cefb315aa0f10ea67e6c061cfda781139c6ca", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.30
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking arrayvec v0.7.1
[INFO] [stderr]     Checking fastrand v1.5.0
[INFO] [stderr]     Checking defmac v0.2.1
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling derive_arbitrary v1.0.2
[INFO] [stderr]     Checking arbitrary v1.0.2
[INFO] [stderr]     Checking catvec v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting catvec v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `first_two_children`
[INFO] [stdout]    --> src/btree.rs:536:8
[INFO] [stdout]     |
[INFO] [stdout] 536 |     fn first_two_children(&mut self) -> (Option<&mut Self>, Option<&mut Self>) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `last_two_children`
[INFO] [stdout]    --> src/btree.rs:554:8
[INFO] [stdout]     |
[INFO] [stdout] 554 |     fn last_two_children(&mut self) -> (Option<&mut Self>, Option<&mut Self>) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]  --> src/btree.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | /// https://github.com/jafingerhut/core.btree-vector/blob/master/doc/intro.md
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://github.com/jafingerhut/core.btree-vector/blob/master/doc/intro.md>`
[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 11.29s
[INFO] running `Command { std: "docker" "inspect" "e0ceb5da73578029f01e01238a1cefb315aa0f10ea67e6c061cfda781139c6ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0ceb5da73578029f01e01238a1cefb315aa0f10ea67e6c061cfda781139c6ca", kill_on_drop: false }`
[INFO] [stdout] e0ceb5da73578029f01e01238a1cefb315aa0f10ea67e6c061cfda781139c6ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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] 36b9c916bce604197baec01a6309501e17b7de236bd53982181006d54235b6b1
[INFO] running `Command { std: "docker" "start" "-a" "36b9c916bce604197baec01a6309501e17b7de236bd53982181006d54235b6b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.30
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking arrayvec v0.7.1
[INFO] [stderr]     Checking defmac v0.2.1
[INFO] [stderr]     Checking fastrand v1.5.0
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling derive_arbitrary v1.0.2
[INFO] [stderr]     Checking arbitrary v1.0.2
[INFO] [stderr]  Documenting catvec v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]  --> src/btree.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | /// https://github.com/jafingerhut/core.btree-vector/blob/master/doc/intro.md
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://github.com/jafingerhut/core.btree-vector/blob/master/doc/intro.md>`
[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 8.73s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "36b9c916bce604197baec01a6309501e17b7de236bd53982181006d54235b6b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36b9c916bce604197baec01a6309501e17b7de236bd53982181006d54235b6b1", kill_on_drop: false }`
[INFO] [stdout] 36b9c916bce604197baec01a6309501e17b7de236bd53982181006d54235b6b1