[INFO] cloning repository https://github.com/forfd8960/mini-search
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/forfd8960/mini-search" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fforfd8960%2Fmini-search", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fforfd8960%2Fmini-search'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1a3ce0dbdc77de2002ca052381c8d8cdc7415189
[INFO] testing forfd8960/mini-search against beta-2026-01-20 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fforfd8960%2Fmini-search" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/forfd8960/mini-search
[INFO] finished tweaking git repo https://github.com/forfd8960/mini-search
[INFO] tweaked toml for git repo https://github.com/forfd8960/mini-search written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/forfd8960/mini-search on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/forfd8960/mini-search 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" "+beta-2026-01-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 79dd2d97d6999601b723054a9d14f70624006f0aa4261d6870b708cda319f651
[INFO] running `Command { std: "docker" "start" "-a" "79dd2d97d6999601b723054a9d14f70624006f0aa4261d6870b708cda319f651", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79dd2d97d6999601b723054a9d14f70624006f0aa4261d6870b708cda319f651", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79dd2d97d6999601b723054a9d14f70624006f0aa4261d6870b708cda319f651", kill_on_drop: false }`
[INFO] [stdout] 79dd2d97d6999601b723054a9d14f70624006f0aa4261d6870b708cda319f651
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed3471d132e40dd4b802b6edcc5b68c79a8b7d3d0abbb78dd492bdb016aef614
[INFO] running `Command { std: "docker" "start" "-a" "ed3471d132e40dd4b802b6edcc5b68c79a8b7d3d0abbb78dd492bdb016aef614", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling stemmer v0.3.2
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling mini-search v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Language` and `Token`
[INFO] [stdout]  --> src/indexer/mod.rs:3:24
[INFO] [stdout]   |
[INFO] [stdout] 3 | use super::tokenizer::{Language, Token, Tokenizer};
[INFO] [stdout]   |                        ^^^^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Posting`
[INFO] [stdout]  --> src/rank/mod.rs:1:44
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::indexer::{DocId, InvertedIndex, Posting};
[INFO] [stdout]   |                                            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Language`
[INFO] [stdout]  --> src/rank/mod.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::tokenizer::{Language, Tokenizer};
[INFO] [stdout]   |                        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `query`
[INFO] [stdout]   --> src/searcher/mod.rs:16:27
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn parse_query(&self, query: &str) -> Vec<String> {
[INFO] [stdout]    |                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_query`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `terms`
[INFO] [stdout]   --> src/searcher/mod.rs:20:31
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn find_candidates(&self, terms: &[String]) -> Vec<u64> {
[INFO] [stdout]    |                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_terms`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `doc_ids`
[INFO] [stdout]   --> src/searcher/mod.rs:24:31
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn score_documents(&self, doc_ids: &[u64], terms: &[String]) -> Vec<(u64, f64)> {
[INFO] [stdout]    |                               ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_doc_ids`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `terms`
[INFO] [stdout]   --> src/searcher/mod.rs:24:48
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn score_documents(&self, doc_ids: &[u64], terms: &[String]) -> Vec<(u64, f64)> {
[INFO] [stdout]    |                                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_terms`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `scored_docs`
[INFO] [stdout]   --> src/searcher/mod.rs:28:30
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn rank_and_limit(&self, scored_docs: Vec<(u64, f64)>, limit: usize) -> SearchResults {
[INFO] [stdout]    |                              ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_scored_docs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `limit`
[INFO] [stdout]   --> src/searcher/mod.rs:28:60
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn rank_and_limit(&self, scored_docs: Vec<(u64, f64)>, limit: usize) -> SearchResults {
[INFO] [stdout]    |                                                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_limit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `index` and `tokenizer` are never read
[INFO] [stdout]  --> src/searcher/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct SearchEngine {
[INFO] [stdout]   |            ------------ fields in this struct
[INFO] [stdout] 4 |     index: InvertedIndex,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 5 |     tokenizer: Tokenizer,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `language` is never read
[INFO] [stdout]   --> src/tokenizer/mod.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct Tokenizer {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 20 |     language: Language,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Tokenizer` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.78s
[INFO] running `Command { std: "docker" "inspect" "ed3471d132e40dd4b802b6edcc5b68c79a8b7d3d0abbb78dd492bdb016aef614", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed3471d132e40dd4b802b6edcc5b68c79a8b7d3d0abbb78dd492bdb016aef614", kill_on_drop: false }`
[INFO] [stdout] ed3471d132e40dd4b802b6edcc5b68c79a8b7d3d0abbb78dd492bdb016aef614
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 23b24e0edbb03117cb04b49460fe8ccad7fb761a4407ce091463c0bce1a30dcf
[INFO] running `Command { std: "docker" "start" "-a" "23b24e0edbb03117cb04b49460fe8ccad7fb761a4407ce091463c0bce1a30dcf", kill_on_drop: false }`
[INFO] [stdout] warning: unused imports: `Language` and `Token`
[INFO] [stdout]  --> src/indexer/mod.rs:3:24
[INFO] [stdout]   |
[INFO] [stdout] 3 | use super::tokenizer::{Language, Token, Tokenizer};
[INFO] [stdout]   |                        ^^^^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Posting`
[INFO] [stdout]  --> src/rank/mod.rs:1:44
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::indexer::{DocId, InvertedIndex, Posting};
[INFO] [stdout]   |                                            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Language`
[INFO] [stdout]  --> src/rank/mod.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::tokenizer::{Language, Tokenizer};
[INFO] [stdout]   |                        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling mini-search v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `query`
[INFO] [stdout]   --> src/searcher/mod.rs:16:27
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn parse_query(&self, query: &str) -> Vec<String> {
[INFO] [stdout]    |                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_query`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `terms`
[INFO] [stdout]   --> src/searcher/mod.rs:20:31
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn find_candidates(&self, terms: &[String]) -> Vec<u64> {
[INFO] [stdout]    |                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_terms`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `doc_ids`
[INFO] [stdout]   --> src/searcher/mod.rs:24:31
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn score_documents(&self, doc_ids: &[u64], terms: &[String]) -> Vec<(u64, f64)> {
[INFO] [stdout]    |                               ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_doc_ids`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `terms`
[INFO] [stdout]   --> src/searcher/mod.rs:24:48
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn score_documents(&self, doc_ids: &[u64], terms: &[String]) -> Vec<(u64, f64)> {
[INFO] [stdout]    |                                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_terms`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `scored_docs`
[INFO] [stdout]   --> src/searcher/mod.rs:28:30
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn rank_and_limit(&self, scored_docs: Vec<(u64, f64)>, limit: usize) -> SearchResults {
[INFO] [stdout]    |                              ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_scored_docs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `limit`
[INFO] [stdout]   --> src/searcher/mod.rs:28:60
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn rank_and_limit(&self, scored_docs: Vec<(u64, f64)>, limit: usize) -> SearchResults {
[INFO] [stdout]    |                                                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_limit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `index` and `tokenizer` are never read
[INFO] [stdout]  --> src/searcher/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct SearchEngine {
[INFO] [stdout]   |            ------------ fields in this struct
[INFO] [stdout] 4 |     index: InvertedIndex,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 5 |     tokenizer: Tokenizer,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `language` is never read
[INFO] [stdout]   --> src/tokenizer/mod.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct Tokenizer {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 20 |     language: Language,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Tokenizer` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Token`
[INFO] [stdout]  --> src/indexer/mod.rs:3:34
[INFO] [stdout]   |
[INFO] [stdout] 3 | use super::tokenizer::{Language, Token, Tokenizer};
[INFO] [stdout]   |                                  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Posting`
[INFO] [stdout]  --> src/rank/mod.rs:1:44
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::indexer::{DocId, InvertedIndex, Posting};
[INFO] [stdout]   |                                            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `query`
[INFO] [stdout]   --> src/searcher/mod.rs:16:27
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn parse_query(&self, query: &str) -> Vec<String> {
[INFO] [stdout]    |                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_query`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `terms`
[INFO] [stdout]   --> src/searcher/mod.rs:20:31
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn find_candidates(&self, terms: &[String]) -> Vec<u64> {
[INFO] [stdout]    |                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_terms`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `doc_ids`
[INFO] [stdout]   --> src/searcher/mod.rs:24:31
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn score_documents(&self, doc_ids: &[u64], terms: &[String]) -> Vec<(u64, f64)> {
[INFO] [stdout]    |                               ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_doc_ids`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `terms`
[INFO] [stdout]   --> src/searcher/mod.rs:24:48
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn score_documents(&self, doc_ids: &[u64], terms: &[String]) -> Vec<(u64, f64)> {
[INFO] [stdout]    |                                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_terms`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `scored_docs`
[INFO] [stdout]   --> src/searcher/mod.rs:28:30
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn rank_and_limit(&self, scored_docs: Vec<(u64, f64)>, limit: usize) -> SearchResults {
[INFO] [stdout]    |                              ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_scored_docs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `limit`
[INFO] [stdout]   --> src/searcher/mod.rs:28:60
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn rank_and_limit(&self, scored_docs: Vec<(u64, f64)>, limit: usize) -> SearchResults {
[INFO] [stdout]    |                                                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_limit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `index` and `tokenizer` are never read
[INFO] [stdout]  --> src/searcher/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct SearchEngine {
[INFO] [stdout]   |            ------------ fields in this struct
[INFO] [stdout] 4 |     index: InvertedIndex,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 5 |     tokenizer: Tokenizer,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `language` is never read
[INFO] [stdout]   --> src/tokenizer/mod.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct Tokenizer {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 20 |     language: Language,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Tokenizer` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "23b24e0edbb03117cb04b49460fe8ccad7fb761a4407ce091463c0bce1a30dcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23b24e0edbb03117cb04b49460fe8ccad7fb761a4407ce091463c0bce1a30dcf", kill_on_drop: false }`
[INFO] [stdout] 23b24e0edbb03117cb04b49460fe8ccad7fb761a4407ce091463c0bce1a30dcf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dbfffef8bb1399b24a9c41bfda4499dd5e27abb92965ea6a29b9c8cd09448990
[INFO] running `Command { std: "docker" "start" "-a" "dbfffef8bb1399b24a9c41bfda4499dd5e27abb92965ea6a29b9c8cd09448990", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `Language` and `Token`
[INFO] [stderr]  --> src/indexer/mod.rs:3:24
[INFO] [stderr]   |
[INFO] [stderr] 3 | use super::tokenizer::{Language, Token, Tokenizer};
[INFO] [stderr]   |                        ^^^^^^^^  ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Posting`
[INFO] [stderr]  --> src/rank/mod.rs:1:44
[INFO] [stderr]   |
[INFO] [stderr] 1 | use super::indexer::{DocId, InvertedIndex, Posting};
[INFO] [stderr]   |                                            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Language`
[INFO] [stderr]  --> src/rank/mod.rs:2:24
[INFO] [stderr]   |
[INFO] [stderr] 2 | use super::tokenizer::{Language, Tokenizer};
[INFO] [stderr]   |                        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `query`
[INFO] [stderr]   --> src/searcher/mod.rs:16:27
[INFO] [stderr]    |
[INFO] [stderr] 16 |     fn parse_query(&self, query: &str) -> Vec<String> {
[INFO] [stderr]    |                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_query`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `terms`
[INFO] [stderr]   --> src/searcher/mod.rs:20:31
[INFO] [stderr]    |
[INFO] [stderr] 20 |     fn find_candidates(&self, terms: &[String]) -> Vec<u64> {
[INFO] [stderr]    |                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_terms`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `doc_ids`
[INFO] [stderr]   --> src/searcher/mod.rs:24:31
[INFO] [stderr]    |
[INFO] [stderr] 24 |     fn score_documents(&self, doc_ids: &[u64], terms: &[String]) -> Vec<(u64, f64)> {
[INFO] [stderr]    |                               ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_doc_ids`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `terms`
[INFO] [stderr]   --> src/searcher/mod.rs:24:48
[INFO] [stderr]    |
[INFO] [stderr] 24 |     fn score_documents(&self, doc_ids: &[u64], terms: &[String]) -> Vec<(u64, f64)> {
[INFO] [stderr]    |                                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_terms`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `scored_docs`
[INFO] [stderr]   --> src/searcher/mod.rs:28:30
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn rank_and_limit(&self, scored_docs: Vec<(u64, f64)>, limit: usize) -> SearchResults {
[INFO] [stderr]    |                              ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_scored_docs`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `limit`
[INFO] [stderr]   --> src/searcher/mod.rs:28:60
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn rank_and_limit(&self, scored_docs: Vec<(u64, f64)>, limit: usize) -> SearchResults {
[INFO] [stderr]    |                                                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_limit`
[INFO] [stderr] 
[INFO] [stderr] warning: fields `index` and `tokenizer` are never read
[INFO] [stderr]  --> src/searcher/mod.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub struct SearchEngine {
[INFO] [stderr]   |            ------------ fields in this struct
[INFO] [stderr] 4 |     index: InvertedIndex,
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr] 5 |     tokenizer: Tokenizer,
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `language` is never read
[INFO] [stderr]   --> src/tokenizer/mod.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub struct Tokenizer {
[INFO] [stderr]    |            --------- field in this struct
[INFO] [stderr] 20 |     language: Language,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Tokenizer` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Token`
[INFO] [stderr]  --> src/indexer/mod.rs:3:34
[INFO] [stderr]   |
[INFO] [stderr] 3 | use super::tokenizer::{Language, Token, Tokenizer};
[INFO] [stderr]   |                                  ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `mini-search` (lib) generated 11 warnings (run `cargo fix --lib -p mini-search` to apply 9 suggestions)
[INFO] [stderr] warning: `mini-search` (lib test) generated 10 warnings (9 duplicates) (run `cargo fix --lib -p mini-search --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.68s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mini_search-a22b0a2a00b81b4c)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test indexer::tests::test_empty_document ... ok
[INFO] [stdout] test indexer::tests::test_multiple_documents ... ok
[INFO] [stdout] test indexer::tests::test_index_document ... ok
[INFO] [stdout] test rank::tests::test_empty_query ... ok
[INFO] [stdout] test rank::tests::test_no_relevant_docs ... ok
[INFO] [stdout] test tokenizer::tests::test_tokenize_stop_words ... ok
[INFO] [stdout] test tokenizer::tests::test_tokenize_basic ... ok
[INFO] [stdout] test tokenizer::tests::test_tokenize_punctuation ... ok
[INFO] [stdout] test tokenizer::tests::test_tokenize_empty ... ok
[INFO] [stdout] test rank::tests::test_bm25_ranking ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- rank::tests::test_bm25_ranking stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'rank::tests::test_bm25_ranking' (28) panicked at src/rank/mod.rs:145:9:
[INFO] [stdout] assertion failed: results[0].1 > results[1].1
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x63abb1bedeb2 - std::backtrace_rs::backtrace::libunwind::trace::hf0bd46b30bc61685
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x63abb1bedeb2 - std::backtrace_rs::backtrace::trace_unsynchronized::h1d1fbb72ad89d7b7
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x63abb1bedeb2 - std::sys::backtrace::_print_fmt::he38b6f68ca847f47
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x63abb1bedeb2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hb7e843cde1bc81a3
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x63abb1bfe61a - core::fmt::rt::Argument::fmt::hc1dd77ac64f2688c
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x63abb1bfe61a - core::fmt::write::h952c506e2dbe9cff
[INFO] [stdout]    6:     0x63abb1bbce36 - std::io::default_write_fmt::hd23bd8145c03a23a
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x63abb1bbce36 - std::io::Write::write_fmt::hdd3314a2bd8a34bd
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x63abb1bcd399 - std::sys::backtrace::BacktraceLock::print::h1079b82381c2c252
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x63abb1bcd399 - std::panicking::default_hook::{{closure}}::h85cb76b8462c00f2
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x63abb1bcd231 - std::panicking::default_hook::h0134d220cc034c02
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x63abb1b736ce - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb2e68dca3970e3ca
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x63abb1b736ce - test::test_main_with_exit_callback::{{closure}}::ha7ec2063a2565ec3
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x63abb1bcd612 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::haebee478d0f56cf4
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x63abb1bcd612 - std::panicking::panic_with_hook::h8119b6db1fef734f
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x63abb1bcd48a - std::panicking::panic_handler::{{closure}}::h24f5360b91482c0e
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x63abb1bc89e9 - std::sys::backtrace::__rust_end_short_backtrace::h4e60c5cbd1bd0108
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x63abb1bb1a2d - __rustc[e4c6931bd8050421]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x63abb1c05bfc - core::panicking::panic_fmt::hb1614a3ff6840071
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x63abb1c05bc2 - core::panicking::panic::h6519d2e94a76dd19
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panicking.rs:150:5
[INFO] [stdout]   20:     0x63abb1b48ea8 - mini_search::rank::tests::test_bm25_ranking::hc1728088da794d16
[INFO] [stdout]                                at /opt/rustwide/workdir/src/rank/mod.rs:145:9
[INFO] [stdout]   21:     0x63abb1b48f17 - mini_search::rank::tests::test_bm25_ranking::{{closure}}::h9505e7d8e4bd1d80
[INFO] [stdout]                                at /opt/rustwide/workdir/src/rank/mod.rs:128:27
[INFO] [stdout]   22:     0x63abb1b3eaf6 - core::ops::function::FnOnce::call_once::h342dc998f80fd55c
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x63abb1b734cb - core::ops::function::FnOnce::call_once::hefaf63600cd43d2a
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x63abb1b734cb - test::__rust_begin_short_backtrace::he30322a73a0e9ea6
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x63abb1b86e9a - test::run_test_in_process::{{closure}}::hdea3ab8d0243ef36
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x63abb1b86e9a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h66d192f42498ffce
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x63abb1b86e9a - std::panicking::catch_unwind::do_call::h822e18e8d3a6bb65
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x63abb1b86e9a - std::panicking::catch_unwind::h54b1de7ceab578bf
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x63abb1b86e9a - std::panic::catch_unwind::h60c29b7a9d0246b1
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x63abb1b86e9a - test::run_test_in_process::h6099b5f871379b13
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x63abb1b86e9a - test::run_test::{{closure}}::h926ce0a38281a4c8
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x63abb1b612f4 - test::run_test::{{closure}}::h508de21a9afc7140
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x63abb1b612f4 - std::sys::backtrace::__rust_begin_short_backtrace::h6e2f5c39ca00735a
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   34:     0x63abb1b64bb2 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::h133e44f0e5802c14
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   35:     0x63abb1b64bb2 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4718c1285283955c
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x63abb1b64bb2 - std::panicking::catch_unwind::do_call::h0bba3937b4892238
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x63abb1b64bb2 - std::panicking::catch_unwind::h5b31cab5fb8c5d7f
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x63abb1b64bb2 - std::panic::catch_unwind::hb2fa05d52ed0124e
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x63abb1b64bb2 - std::thread::lifecycle::spawn_unchecked::{{closure}}::hf401cf5ff501bd29
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   40:     0x63abb1b64bb2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h160022e94ce3b0bb
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x63abb1bc3c7f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf234e0d1d1d272ba
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   42:     0x63abb1bc3c7f - std::sys::thread::unix::Thread::new::thread_start::h106a295241840d3b
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stdout]   43:     0x756beea5eaa4 - <unknown>
[INFO] [stdout]   44:     0x756beeaeba64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     rank::tests::test_bm25_ranking
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 9 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "dbfffef8bb1399b24a9c41bfda4499dd5e27abb92965ea6a29b9c8cd09448990", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbfffef8bb1399b24a9c41bfda4499dd5e27abb92965ea6a29b9c8cd09448990", kill_on_drop: false }`
[INFO] [stdout] dbfffef8bb1399b24a9c41bfda4499dd5e27abb92965ea6a29b9c8cd09448990
