[INFO] cloning repository https://github.com/obs145628/strength-reduction
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/obs145628/strength-reduction" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fobs145628%2Fstrength-reduction", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fobs145628%2Fstrength-reduction'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 009d943f1f3417ebc12c8fadb2b272a1a2fc8a3e
[INFO] documenting obs145628/strength-reduction against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fobs145628%2Fstrength-reduction" "/workspace/builds/worker-23/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-23/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/obs145628/strength-reduction 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 git repo https://github.com/obs145628/strength-reduction
[INFO] finished tweaking git repo https://github.com/obs145628/strength-reduction
[INFO] tweaked toml for git repo https://github.com/obs145628/strength-reduction written to /workspace/builds/worker-23/source/Cargo.toml
[INFO] crate git repo https://github.com/obs145628/strength-reduction 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] a2fdbc7f1c4b54f83346ee3d7553ae204058a842bc0ed67efea3e6dbb0d3142e
[INFO] running `Command { std: "docker" "start" "-a" "a2fdbc7f1c4b54f83346ee3d7553ae204058a842bc0ed67efea3e6dbb0d3142e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a2fdbc7f1c4b54f83346ee3d7553ae204058a842bc0ed67efea3e6dbb0d3142e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2fdbc7f1c4b54f83346ee3d7553ae204058a842bc0ed67efea3e6dbb0d3142e", kill_on_drop: false }`
[INFO] [stdout] a2fdbc7f1c4b54f83346ee3d7553ae204058a842bc0ed67efea3e6dbb0d3142e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] d3219820960ec09b7754c729a2428d052ec3e84b92d83e136a97aa5d754f6cb7
[INFO] running `Command { std: "docker" "start" "-a" "d3219820960ec09b7754c729a2428d052ec3e84b92d83e136a97aa5d754f6cb7", kill_on_drop: false }`
[INFO] [stderr]  Documenting strength-reduction v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/digraph.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 |         (0..self.v)
[INFO] [stdout]    |         ^         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 55 -         (0..self.v)
[INFO] [stdout] 55 +         0..self.v
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/digraph_order.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 32 |         if (self.visit_unreachable) {
[INFO] [stdout]    |            ^                      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 32 -         if (self.visit_unreachable) {
[INFO] [stdout] 32 +         if self.visit_unreachable {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/isa.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |         if (self.name == "call") {
[INFO] [stdout]    |            ^                   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 19 -         if (self.name == "call") {
[INFO] [stdout] 19 +         if self.name == "call" {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.41s
[INFO] running `Command { std: "docker" "inspect" "d3219820960ec09b7754c729a2428d052ec3e84b92d83e136a97aa5d754f6cb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3219820960ec09b7754c729a2428d052ec3e84b92d83e136a97aa5d754f6cb7", kill_on_drop: false }`
[INFO] [stdout] d3219820960ec09b7754c729a2428d052ec3e84b92d83e136a97aa5d754f6cb7