[INFO] updating cached repository https://github.com/marcmmiller/rsscm
[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] 056fb54bceb15d069ab5a5068f6f6db30d13a840
[INFO] documenting marcmmiller/rsscm against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarcmmiller%2Frsscm" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/marcmmiller/rsscm 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/marcmmiller/rsscm
[INFO] finished tweaking git repo https://github.com/marcmmiller/rsscm
[INFO] tweaked toml for git repo https://github.com/marcmmiller/rsscm written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/marcmmiller/rsscm 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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] a4683011fd7b884b4868be5f3616ced29a379a841601d9f3bf0df10aac642754
[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" "a4683011fd7b884b4868be5f3616ced29a379a841601d9f3bf0df10aac642754", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4683011fd7b884b4868be5f3616ced29a379a841601d9f3bf0df10aac642754", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4683011fd7b884b4868be5f3616ced29a379a841601d9f3bf0df10aac642754", kill_on_drop: false }`
[INFO] [stdout] a4683011fd7b884b4868be5f3616ced29a379a841601d9f3bf0df10aac642754
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cc33494c803202084157aab49fe7c225971ba60a338e843d905cd2c954db697a
[INFO] running `Command { std: "docker" "start" "-a" "cc33494c803202084157aab49fe7c225971ba60a338e843d905cd2c954db697a", 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] [stderr]  Documenting rsscm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/main.rs:182:9
[INFO] [stdout]     |
[INFO] [stdout] 182 | /         ((p == '-') || (p == '_') || (p == '*') ||
[INFO] [stdout] 183 | |          (p == '+') || (p == '?') || (p == '-') ||
[INFO] [stdout] 184 | |          (p == '!') || (p == '/') || (p == '<') ||
[INFO] [stdout] 185 | |          (p == '>') || (p == '=') || (p == '$') ||
[INFO] [stdout] 186 | |          (p == '%') || (p == '&') || (p == '~') ||
[INFO] [stdout] 187 | |          (p == '^'))
[INFO] [stdout]     | |____________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 182 |         (p == '-') || (p == '_') || (p == '*') ||
[INFO] [stdout] 183 |          (p == '+') || (p == '?') || (p == '-') ||
[INFO] [stdout] 184 |          (p == '!') || (p == '/') || (p == '<') ||
[INFO] [stdout] 185 |          (p == '>') || (p == '=') || (p == '$') ||
[INFO] [stdout] 186 |          (p == '%') || (p == '&') || (p == '~') ||
[INFO] [stdout] 187 |          (p == '^')
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:654:30
[INFO] [stdout]     |
[INFO] [stdout] 654 |             DUMP.with(|c| if (c.get() > 0) {
[INFO] [stdout]     |                              ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:774:12
[INFO] [stdout]     |
[INFO] [stdout] 774 |         if (self.c.is_none()) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]     --> src/main.rs:1561:16
[INFO] [stdout]      |
[INFO] [stdout] 1561 |             if (!update) {
[INFO] [stdout]      |                ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]     --> src/main.rs:1675:12
[INFO] [stdout]      |
[INFO] [stdout] 1675 |         if (tail) {
[INFO] [stdout]      |            ^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.07s
[INFO] running `Command { std: "docker" "inspect" "cc33494c803202084157aab49fe7c225971ba60a338e843d905cd2c954db697a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc33494c803202084157aab49fe7c225971ba60a338e843d905cd2c954db697a", kill_on_drop: false }`
[INFO] [stdout] cc33494c803202084157aab49fe7c225971ba60a338e843d905cd2c954db697a