[INFO] fetching crate hlua 0.4.1...
[INFO] documenting hlua-0.4.1 against 1.54.0 for beta-1.55-rustdoc-1
[INFO] extracting crate hlua 0.4.1 into /workspace/builds/worker-79/source
[INFO] validating manifest of crates.io crate hlua 0.4.1 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hlua 0.4.1
[INFO] finished tweaking crates.io crate hlua 0.4.1
[INFO] tweaked toml for crates.io crate hlua 0.4.1 written to /workspace/builds/worker-79/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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" "+1.54.0" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 39993860d5a08a7afd0f52bc49475b775cc99f14baf3d1922d3cd115d3bdbe4b
[INFO] running `Command { std: "docker" "start" "-a" "39993860d5a08a7afd0f52bc49475b775cc99f14baf3d1922d3cd115d3bdbe4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39993860d5a08a7afd0f52bc49475b775cc99f14baf3d1922d3cd115d3bdbe4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39993860d5a08a7afd0f52bc49475b775cc99f14baf3d1922d3cd115d3bdbe4b", kill_on_drop: false }`
[INFO] [stdout] 39993860d5a08a7afd0f52bc49475b775cc99f14baf3d1922d3cd115d3bdbe4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca1b80481b1526b068b082ee68d979dfc122462288886d99d432c1d698c3f3db
[INFO] running `Command { std: "docker" "start" "-a" "ca1b80481b1526b068b082ee68d979dfc122462288886d99d432c1d698c3f3db", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling lua52-sys v0.1.2
[INFO] [stderr]  Documenting hlua v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]   --> src/rust_tables.rs:24:39
[INFO] [stdout]    |
[INFO] [stdout] 24 |     for (elem, index) in iterator.zip((1..)) {
[INFO] [stdout]    |                                       ^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]    --> src/lib.rs:380:43
[INFO] [stdout]     |
[INFO] [stdout] 380 | /// Will be replaced with `!` eventually (https://github.com/rust-lang/rust/issues/35121).
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://github.com/rust-lang/rust/issues/35121>`
[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: this URL is not a hyperlink
[INFO] [stdout]    --> src/lib.rs:541:9
[INFO] [stdout]     |
[INFO] [stdout] 541 |     /// https://www.lua.org/manual/5.2/manual.html#6
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://www.lua.org/manual/5.2/manual.html#6>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]    --> src/lib.rs:559:9
[INFO] [stdout]     |
[INFO] [stdout] 559 |     /// https://www.lua.org/manual/5.2/manual.html#pdf-luaopen_base
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://www.lua.org/manual/5.2/manual.html#pdf-luaopen_base>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]    --> src/lib.rs:567:9
[INFO] [stdout]     |
[INFO] [stdout] 567 |     /// https://www.lua.org/manual/5.2/manual.html#pdf-luaopen_bit32
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://www.lua.org/manual/5.2/manual.html#pdf-luaopen_bit32>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]    --> src/lib.rs:575:9
[INFO] [stdout]     |
[INFO] [stdout] 575 |     /// https://www.lua.org/manual/5.2/manual.html#pdf-luaopen_coroutine
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://www.lua.org/manual/5.2/manual.html#pdf-luaopen_coroutine>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]    --> src/lib.rs:583:9
[INFO] [stdout]     |
[INFO] [stdout] 583 |     /// https://www.lua.org/manual/5.2/manual.html#pdf-luaopen_debug
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://www.lua.org/manual/5.2/manual.html#pdf-luaopen_debug>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]    --> src/lib.rs:591:9
[INFO] [stdout]     |
[INFO] [stdout] 591 |     /// https://www.lua.org/manual/5.2/manual.html#pdf-luaopen_io
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://www.lua.org/manual/5.2/manual.html#pdf-luaopen_io>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]    --> src/lib.rs:599:9
[INFO] [stdout]     |
[INFO] [stdout] 599 |     /// https://www.lua.org/manual/5.2/manual.html#pdf-luaopen_math
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://www.lua.org/manual/5.2/manual.html#pdf-luaopen_math>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]    --> src/lib.rs:607:9
[INFO] [stdout]     |
[INFO] [stdout] 607 |     /// https://www.lua.org/manual/5.2/manual.html#pdf-luaopen_os
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://www.lua.org/manual/5.2/manual.html#pdf-luaopen_os>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]    --> src/lib.rs:615:9
[INFO] [stdout]     |
[INFO] [stdout] 615 |     /// https://www.lua.org/manual/5.2/manual.html#pdf-luaopen_package
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://www.lua.org/manual/5.2/manual.html#pdf-luaopen_package>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]    --> src/lib.rs:623:9
[INFO] [stdout]     |
[INFO] [stdout] 623 |     /// https://www.lua.org/manual/5.2/manual.html#pdf-luaopen_string
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://www.lua.org/manual/5.2/manual.html#pdf-luaopen_string>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]    --> src/lib.rs:631:9
[INFO] [stdout]     |
[INFO] [stdout] 631 |     /// https://www.lua.org/manual/5.2/manual.html#pdf-luaopen_table
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://www.lua.org/manual/5.2/manual.html#pdf-luaopen_table>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.15s
[INFO] running `Command { std: "docker" "inspect" "ca1b80481b1526b068b082ee68d979dfc122462288886d99d432c1d698c3f3db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca1b80481b1526b068b082ee68d979dfc122462288886d99d432c1d698c3f3db", kill_on_drop: false }`
[INFO] [stdout] ca1b80481b1526b068b082ee68d979dfc122462288886d99d432c1d698c3f3db
