[INFO] cloning repository https://github.com/OmeletWithoutEgg/clust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/OmeletWithoutEgg/clust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOmeletWithoutEgg%2Fclust", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9943392786044161b3823b5979811def5590ca20
[INFO] checking OmeletWithoutEgg/clust against master#f5e2df741b4a9820a7579f0c8eccc951706a8782 for pr-147995
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOmeletWithoutEgg%2Fclust" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
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[INFO] started tweaking git repo https://github.com/OmeletWithoutEgg/clust
[INFO] finished tweaking git repo https://github.com/OmeletWithoutEgg/clust
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[INFO] crate git repo https://github.com/OmeletWithoutEgg/clust already has a lockfile, it will not be regenerated
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[INFO] [stdout] warning: method `assert_invariant` is never used
[INFO] [stdout]    --> src/main.rs:137:8
[INFO] [stdout]     |
[INFO] [stdout]  72 | impl Dsu {
[INFO] [stdout]     | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 137 |     fn assert_invariant(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:33:13
[INFO] [stdout]    |
[INFO] [stdout] 33 |             self.tree_index.update(index, weight);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 33 |             let _ = self.tree_index.update(index, weight);
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:45:13
[INFO] [stdout]    |
[INFO] [stdout] 45 |             self.tree_index.update(index, 0);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 45 |             let _ = self.tree_index.update(index, 0);
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `assert_invariant` is never used
[INFO] [stdout]    --> src/main.rs:137:8
[INFO] [stdout]     |
[INFO] [stdout]  72 | impl Dsu {
[INFO] [stdout]     | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 137 |     fn assert_invariant(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:33:13
[INFO] [stdout]    |
[INFO] [stdout] 33 |             self.tree_index.update(index, weight);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 33 |             let _ = self.tree_index.update(index, weight);
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:45:13
[INFO] [stdout]    |
[INFO] [stdout] 45 |             self.tree_index.update(index, 0);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 45 |             let _ = self.tree_index.update(index, 0);
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 56.80s
[INFO] running `Command { std: "docker" "inspect" "d67ec09d9ef64cfa76321a903a01865cbd9250a00f8276de4edc6a53ce4eb27a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d67ec09d9ef64cfa76321a903a01865cbd9250a00f8276de4edc6a53ce4eb27a", kill_on_drop: false }`
[INFO] [stdout] d67ec09d9ef64cfa76321a903a01865cbd9250a00f8276de4edc6a53ce4eb27a