[INFO] updating cached repository https://github.com/jasonhansel/paraphrase
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ce446649cb3b9538fff5ad09560720368c7e7eab
[INFO] documenting jasonhansel/paraphrase against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjasonhansel%2Fparaphrase" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jasonhansel/paraphrase on toolchain 66dfc4e010913fbed0c4ea91fc2c010004b0f441
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jasonhansel/paraphrase
[INFO] finished tweaking git repo https://github.com/jasonhansel/paraphrase
[INFO] tweaked toml for git repo https://github.com/jasonhansel/paraphrase written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/jasonhansel/paraphrase already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e51fb57931828d8df9fddb016c1cd462d0e6aa5a905669c8062c8d1b7e270416
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e51fb57931828d8df9fddb016c1cd462d0e6aa5a905669c8062c8d1b7e270416", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e51fb57931828d8df9fddb016c1cd462d0e6aa5a905669c8062c8d1b7e270416", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e51fb57931828d8df9fddb016c1cd462d0e6aa5a905669c8062c8d1b7e270416", kill_on_drop: false }`
[INFO] [stdout] e51fb57931828d8df9fddb016c1cd462d0e6aa5a905669c8062c8d1b7e270416
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d05f241e1eb407d01764eeb4e9816dabf4f1ecefd3b75d67cdbfa9125b0c9b1a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d05f241e1eb407d01764eeb4e9816dabf4f1ecefd3b75d67cdbfa9125b0c9b1a", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.36
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking lazy_static v1.0.0
[INFO] [stderr]     Checking vec_map v0.8.0
[INFO] [stderr]     Checking ansi_term v0.10.2
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking bitflags v1.0.1
[INFO] [stderr]     Checking serde v1.0.27
[INFO] [stderr]     Checking num-traits v0.1.42
[INFO] [stderr]     Checking dtoa v0.4.2
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking atty v0.2.6
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking clap v2.29.2
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking regex v0.2.5
[INFO] [stderr]    Compiling structopt-derive v0.1.6
[INFO] [stderr]     Checking structopt v0.1.7
[INFO] [stderr]     Checking serde_json v1.0.9
[INFO] [stderr]  Documenting paraphrase v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/value.rs:76:50
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn split_at<'t>(&'t mut self, idx: usize) -> (ArcSlice) {
[INFO] [stdout]    |                                                  ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `let` scrutinee expression
[INFO] [stdout]    --> src/base.rs:201:36
[INFO] [stdout]     |
[INFO] [stdout] 201 |                 if let Some(tag) = (name_tag.get(1)) {
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/expand.rs:238:41
[INFO] [stdout]     |
[INFO] [stdout] 238 |         self.final_join = Some(Box::new((self.handle_call(cmd, call))));
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/expand.rs:407:26
[INFO] [stdout]     |
[INFO] [stdout] 407 |                   Box::new((final_join.map(|w| {
[INFO] [stdout]     |  __________________________^
[INFO] [stdout] 408 | |                     match w {
[INFO] [stdout] 409 | |                         EvalResult::Expand(new_scope, new_rope) => Loop::Continue((joins, new_scope, new_rope)),
[INFO] [stdout] 410 | |                         EvalResult::Done(val) => {
[INFO] [stdout] ...   |
[INFO] [stdout] 414 | |                     }
[INFO] [stdout] 415 | |                 })))  as Fut<Loop<_,_>>
[INFO] [stdout]     | |___________________^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 407 |                 Box::new(final_join.map(|w| {
[INFO] [stdout] 408 |                     match w {
[INFO] [stdout] 409 |                         EvalResult::Expand(new_scope, new_rope) => Loop::Continue((joins, new_scope, new_rope)),
[INFO] [stdout] 410 |                         EvalResult::Done(val) => {
[INFO] [stdout] 411 |                             joins.push(Box::new(ok(Rope::from_value(val))));
[INFO] [stdout] 412 |                             Loop::Break(joins)
[INFO] [stdout]   ...
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.66s
[INFO] running `Command { std: "docker" "inspect" "d05f241e1eb407d01764eeb4e9816dabf4f1ecefd3b75d67cdbfa9125b0c9b1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d05f241e1eb407d01764eeb4e9816dabf4f1ecefd3b75d67cdbfa9125b0c9b1a", kill_on_drop: false }`
[INFO] [stdout] d05f241e1eb407d01764eeb4e9816dabf4f1ecefd3b75d67cdbfa9125b0c9b1a