[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 }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOmeletWithoutEgg%2Fclust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9943392786044161b3823b5979811def5590ca20
[INFO] checking OmeletWithoutEgg/clust against try#81ab7f2139295590561adbe6d5b0aaa2feff765f for pr-146470-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOmeletWithoutEgg%2Fclust" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/OmeletWithoutEgg/clust
[INFO] finished tweaking git repo https://github.com/OmeletWithoutEgg/clust
[INFO] tweaked toml for git repo https://github.com/OmeletWithoutEgg/clust written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/OmeletWithoutEgg/clust on toolchain 81ab7f2139295590561adbe6d5b0aaa2feff765f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/OmeletWithoutEgg/clust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b32f6e077702e59fbf29fb6cf7e59dfe873086102987edc4267115cb9e25f4e6
[INFO] running `Command { std: "docker" "start" "-a" "b32f6e077702e59fbf29fb6cf7e59dfe873086102987edc4267115cb9e25f4e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b32f6e077702e59fbf29fb6cf7e59dfe873086102987edc4267115cb9e25f4e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b32f6e077702e59fbf29fb6cf7e59dfe873086102987edc4267115cb9e25f4e6", kill_on_drop: false }`
[INFO] [stdout] b32f6e077702e59fbf29fb6cf7e59dfe873086102987edc4267115cb9e25f4e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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=forbid" "-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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82e9541e0d65d65374e7adc2d7c71ec1a89523522330fbe1d9b114d6a2b47c88
[INFO] running `Command { std: "docker" "start" "-a" "82e9541e0d65d65374e7adc2d7c71ec1a89523522330fbe1d9b114d6a2b47c88", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]     Checking regex-syntax v0.8.6
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]     Checking gimli v0.31.1
[INFO] [stderr]    Compiling anyhow v1.0.99
[INFO] [stderr]     Checking rustc-demangle v0.1.26
[INFO] [stderr]    Compiling impl-tools v0.10.3
[INFO] [stderr]     Checking combine v4.6.7
[INFO] [stderr]     Checking half v2.6.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking maligned v0.2.1
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]     Checking linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling lambert_w v1.2.26
[INFO] [stderr]    Compiling epserde v0.8.0
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking num-format v0.4.4
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]     Checking sysinfo v0.35.2
[INFO] [stderr]     Checking jiff v0.2.15
[INFO] [stderr]     Checking stable_try_trait_v2 v1.75.1
[INFO] [stderr]     Checking xxhash-rust v0.8.15
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]     Checking arbitrary-chunks v0.4.1
[INFO] [stderr]     Checking partition v0.1.2
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
[INFO] [stderr]     Checking rdst v0.20.14
[INFO] [stderr]     Checking flate2 v1.1.2
[INFO] [stderr]     Checking thread-priority v1.2.0
[INFO] [stderr]    Compiling cc v1.2.36
[INFO] [stderr]     Checking itertools v0.14.0
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking predicates-core v1.0.9
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]     Checking sync-cell-slice v0.9.11
[INFO] [stderr]     Checking dary_heap v0.3.7
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking float-cmp v0.10.0
[INFO] [stderr]     Checking rand_distr v0.5.1
[INFO] [stderr]     Checking regex-automata v0.4.10
[INFO] [stderr]     Checking tempfile v3.22.0
[INFO] [stderr]     Checking addr2line v0.24.2
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]     Checking backtrace v0.3.75
[INFO] [stderr]     Checking regex v1.11.2
[INFO] [stderr]    Compiling ambassador v0.4.2
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]     Checking pluralizer v0.5.0
[INFO] [stderr]     Checking env_filter v0.1.3
[INFO] [stderr]     Checking predicates v3.1.3
[INFO] [stderr]     Checking java-properties v2.0.0
[INFO] [stderr]     Checking env_logger v0.11.8
[INFO] [stderr]     Checking dsi-progress-logger v0.8.2
[INFO] [stderr]    Compiling impl-tools-lib v0.11.3
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]     Checking zstd v0.13.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling enum-as-inner v0.6.1
[INFO] [stderr]    Compiling mem_dbg-derive v0.2.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.16
[INFO] [stderr]    Compiling lender-derive v0.1.2
[INFO] [stderr]    Compiling clap_derive v4.5.47
[INFO] [stderr]    Compiling epserde-derive v0.8.0
[INFO] [stderr]    Compiling sealed v0.6.0
[INFO] [stderr]     Checking lender v0.3.2
[INFO] [stderr]    Compiling impl-tools v0.11.2
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking sysctl v0.5.5
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]     Checking common_traits v0.12.0
[INFO] [stderr]     Checking common_traits v0.11.3
[INFO] [stderr]     Checking mmap-rs v0.6.1
[INFO] [stderr]     Checking thiserror v2.0.16
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling derive_setters v0.1.8
[INFO] [stderr]     Checking mem_dbg v0.3.0
[INFO] [stderr]     Checking dsi-bitstream v0.5.0
[INFO] [stderr]     Checking clap v4.5.47
[INFO] [stderr]     Checking sux v0.7.4
[INFO] [stderr]     Checking webgraph v0.3.0
[INFO] [stderr]     Checking clust v0.1.0 (/opt/rustwide/workdir)
[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 49.90s
[INFO] running `Command { std: "docker" "inspect" "82e9541e0d65d65374e7adc2d7c71ec1a89523522330fbe1d9b114d6a2b47c88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82e9541e0d65d65374e7adc2d7c71ec1a89523522330fbe1d9b114d6a2b47c88", kill_on_drop: false }`
[INFO] [stdout] 82e9541e0d65d65374e7adc2d7c71ec1a89523522330fbe1d9b114d6a2b47c88
