[INFO] fetching crate carbon 0.1.0...
[INFO] documenting carbon-0.1.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate carbon 0.1.0 into /workspace/builds/worker-89/source
[INFO] validating manifest of crates.io crate carbon 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 carbon 0.1.0
[INFO] finished tweaking crates.io crate carbon 0.1.0
[INFO] tweaked toml for crates.io crate carbon 0.1.0 written to /workspace/builds/worker-89/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-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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] 06d292344eab2d9036d6c821bd47d0bce71d997e07f97babda7459458f6d32da
[INFO] running `Command { std: "docker" "start" "-a" "06d292344eab2d9036d6c821bd47d0bce71d997e07f97babda7459458f6d32da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06d292344eab2d9036d6c821bd47d0bce71d997e07f97babda7459458f6d32da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06d292344eab2d9036d6c821bd47d0bce71d997e07f97babda7459458f6d32da", kill_on_drop: false }`
[INFO] [stdout] 06d292344eab2d9036d6c821bd47d0bce71d997e07f97babda7459458f6d32da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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] 08294555de0aaaf2c3a22f57bd7e004cfa17aca4591bfbdaf0f1c9ebd049dc9e
[INFO] running `Command { std: "docker" "start" "-a" "08294555de0aaaf2c3a22f57bd7e004cfa17aca4591bfbdaf0f1c9ebd049dc9e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]  Documenting carbon v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/start.rs:30:26
[INFO] [stdout]    |
[INFO] [stdout] 30 |                 for m in (0..self.date_time.tm.tm_mon) {
[INFO] [stdout]    |                          ^                           ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 30 -                 for m in (0..self.date_time.tm.tm_mon) {
[INFO] [stdout] 30 +                 for m in 0..self.date_time.tm.tm_mon {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/end.rs:30:30
[INFO] [stdout]    |
[INFO] [stdout] 30 |                 for month in (0..self.date_time.tm.tm_mon + 1) {
[INFO] [stdout]    |                              ^                               ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 30 -                 for month in (0..self.date_time.tm.tm_mon + 1) {
[INFO] [stdout] 30 +                 for month in 0..self.date_time.tm.tm_mon + 1 {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.57s
[INFO] running `Command { std: "docker" "inspect" "08294555de0aaaf2c3a22f57bd7e004cfa17aca4591bfbdaf0f1c9ebd049dc9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08294555de0aaaf2c3a22f57bd7e004cfa17aca4591bfbdaf0f1c9ebd049dc9e", kill_on_drop: false }`
[INFO] [stdout] 08294555de0aaaf2c3a22f57bd7e004cfa17aca4591bfbdaf0f1c9ebd049dc9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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" "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" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 8c2104d944c450263a7a2b697034afe4de433b3ac814fb1e241fd686b68c5cd5
[INFO] running `Command { std: "docker" "start" "-a" "8c2104d944c450263a7a2b697034afe4de433b3ac814fb1e241fd686b68c5cd5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]  Documenting carbon v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/start.rs:30:26
[INFO] [stdout]    |
[INFO] [stdout] 30 |                 for m in (0..self.date_time.tm.tm_mon) {
[INFO] [stdout]    |                          ^                           ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 30 -                 for m in (0..self.date_time.tm.tm_mon) {
[INFO] [stdout] 30 +                 for m in 0..self.date_time.tm.tm_mon {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/end.rs:30:30
[INFO] [stdout]    |
[INFO] [stdout] 30 |                 for month in (0..self.date_time.tm.tm_mon + 1) {
[INFO] [stdout]    |                              ^                               ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 30 -                 for month in (0..self.date_time.tm.tm_mon + 1) {
[INFO] [stdout] 30 +                 for month in 0..self.date_time.tm.tm_mon + 1 {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.70s
[INFO] running `Command { std: "docker" "inspect" "8c2104d944c450263a7a2b697034afe4de433b3ac814fb1e241fd686b68c5cd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c2104d944c450263a7a2b697034afe4de433b3ac814fb1e241fd686b68c5cd5", kill_on_drop: false }`
[INFO] [stdout] 8c2104d944c450263a7a2b697034afe4de433b3ac814fb1e241fd686b68c5cd5