[INFO] fetching crate cuckoocache 0.1.2...
[INFO] testing cuckoocache-0.1.2 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate cuckoocache 0.1.2 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate cuckoocache 0.1.2
[INFO] finished tweaking crates.io crate cuckoocache 0.1.2
[INFO] tweaked toml for crates.io crate cuckoocache 0.1.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cuckoocache 0.1.2 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 20 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.5.6 (available: v0.9.2)
[INFO] [stderr]       Adding sha2 v0.8.2 (available: v0.10.9)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f8f1bb1ee0411603ed0a24a3e2cfda09fe50f111973994e581b281ffb3ac16f4
[INFO] running `Command { std: "docker" "start" "-a" "f8f1bb1ee0411603ed0a24a3e2cfda09fe50f111973994e581b281ffb3ac16f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8f1bb1ee0411603ed0a24a3e2cfda09fe50f111973994e581b281ffb3ac16f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8f1bb1ee0411603ed0a24a3e2cfda09fe50f111973994e581b281ffb3ac16f4", kill_on_drop: false }`
[INFO] [stdout] f8f1bb1ee0411603ed0a24a3e2cfda09fe50f111973994e581b281ffb3ac16f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 196e1546422f2f9c41f3956f738c906b57cfcc4318aa744676f31f09a0704cc2
[INFO] running `Command { std: "docker" "start" "-a" "196e1546422f2f9c41f3956f738c906b57cfcc4318aa744676f31f09a0704cc2", kill_on_drop: false }`
[INFO] [stderr]    Compiling cuckoocache v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "196e1546422f2f9c41f3956f738c906b57cfcc4318aa744676f31f09a0704cc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "196e1546422f2f9c41f3956f738c906b57cfcc4318aa744676f31f09a0704cc2", kill_on_drop: false }`
[INFO] [stdout] 196e1546422f2f9c41f3956f738c906b57cfcc4318aa744676f31f09a0704cc2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 342604a94b6140c897f303fcbb087204b073ea27f7d43e50bd71f7cd1a1d18b3
[INFO] running `Command { std: "docker" "start" "-a" "342604a94b6140c897f303fcbb087204b073ea27f7d43e50bd71f7cd1a1d18b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling cuckoocache v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::sync::RwLock`
[INFO] [stdout]    --> src/lib.rs:117:9
[INFO] [stdout]     |
[INFO] [stdout] 117 |     use std::sync::RwLock;
[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 doc comment
[INFO] [stdout]    --> src/lib.rs:171:9
[INFO] [stdout]     |
[INFO] [stdout] 171 |         /** Do the insert */
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 172 |         hashes.iter().for_each(|h| set.insert(h));
[INFO] [stdout]     |         ----------------------------------------- rustdoc does not generate documentation for expressions
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `/* */` for a plain comment
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/lib.rs:173:9
[INFO] [stdout]     |
[INFO] [stdout] 173 |         /** Count the hits */
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 174 |         let count: usize = hashes.iter().map(|h| set.contains(h, false) as usize).sum();
[INFO] [stdout]     |         -------------------------------------------------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `/* */` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/lib.rs:202:9
[INFO] [stdout]     |
[INFO] [stdout] 202 | /         /** Arbitrarily selected Hit Rate threshold that happens to work for this test
[INFO] [stdout] 203 | |          * as a lower bound on performance.
[INFO] [stdout] 204 | |          */
[INFO] [stdout]     | |___________^
[INFO] [stdout] 205 |           let hit_rate_thresh = 0.98;
[INFO] [stdout]     |           --------------------------- rustdoc does not generate documentation for statements
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `/* */` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/lib.rs:229:9
[INFO] [stdout]     |
[INFO] [stdout] 229 |         /** Insert the first half */
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 230 |         hashes[0..(n_insert / 2)].iter().for_each(|h| set.insert(h));
[INFO] [stdout]     |         ------------------------------------------------------------ rustdoc does not generate documentation for expressions
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `/* */` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/lib.rs:231:9
[INFO] [stdout]     |
[INFO] [stdout] 231 |           /** Erase the first quarter */
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 232 | /         hashes[0..(n_insert / 4)].iter().for_each(|h| {
[INFO] [stdout] 233 | |             set.contains(h, true);
[INFO] [stdout] 234 | |         });
[INFO] [stdout]     | |__________- rustdoc does not generate documentation for expressions
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `/* */` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/lib.rs:235:9
[INFO] [stdout]     |
[INFO] [stdout] 235 |         /** Insert the second half */
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 236 |         hashes[(n_insert / 2)..].iter().for_each(|h| set.insert(h));
[INFO] [stdout]     |         ----------------------------------------------------------- rustdoc does not generate documentation for expressions
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `/* */` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/lib.rs:238:9
[INFO] [stdout]     |
[INFO] [stdout] 238 |           /** elements that we marked erased but that are still there */
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 239 | /         let count_erased_but_contained: usize = hashes[..(n_insert / 4)]
[INFO] [stdout] 240 | |             .iter()
[INFO] [stdout] 241 | |             .map(|h| set.contains(h, false) as usize)
[INFO] [stdout] 242 | |             .sum();
[INFO] [stdout]     | |___________________- rustdoc does not generate documentation for statements
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `/* */` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/lib.rs:243:9
[INFO] [stdout]     |
[INFO] [stdout] 243 |           /** elements that we did not erase but are older */
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 244 | /         let count_stale: usize = hashes[(n_insert / 4)..(n_insert / 2)]
[INFO] [stdout] 245 | |             .iter()
[INFO] [stdout] 246 | |             .map(|h| set.contains(h, false) as usize)
[INFO] [stdout] 247 | |             .sum();
[INFO] [stdout]     | |___________________- rustdoc does not generate documentation for statements
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `/* */` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/lib.rs:248:9
[INFO] [stdout]     |
[INFO] [stdout] 248 |           /** elements that were most recently inserted */
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 249 | /         let count_fresh: usize = hashes[(n_insert / 2)..]
[INFO] [stdout] 250 | |             .iter()
[INFO] [stdout] 251 | |             .map(|h| set.contains(h, false) as usize)
[INFO] [stdout] 252 | |             .sum();
[INFO] [stdout]     | |___________________- rustdoc does not generate documentation for statements
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `/* */` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/lib.rs:282:9
[INFO] [stdout]     |
[INFO] [stdout] 282 |           /** Insert the first half */
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 283 | /         for hash in hashes.iter().take(n_insert / 2) {
[INFO] [stdout] 284 | |             set.insert(hash);
[INFO] [stdout] 285 | |         }
[INFO] [stdout]     | |_________- rustdoc does not generate documentation for expressions
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `/* */` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/lib.rs:297:21
[INFO] [stdout]     |
[INFO] [stdout] 297 |                     /** Erase the first quarter */
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 298 |                     let ntodo = (n_insert / 4) / 3;
[INFO] [stdout]     |                     ------------------------------- rustdoc does not generate documentation for statements
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `/* */` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/lib.rs:311:9
[INFO] [stdout]     |
[INFO] [stdout] 311 | /         /** Wait for all threads to finish
[INFO] [stdout] 312 | |          */
[INFO] [stdout] 313 | |         /** Grab lock to make sure we observe erases */
[INFO] [stdout] 314 | |         /** Insert the second half */
[INFO] [stdout]     | |_____________________________________^
[INFO] [stdout] 315 | /         for hash in hashes.iter().skip(n_insert / 2) {
[INFO] [stdout] 316 | |             Arc::get_mut(&mut set).map(|m| m.insert(hash));
[INFO] [stdout] 317 | |         }
[INFO] [stdout]     | |_________- rustdoc does not generate documentation for expressions
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `/* */` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/lib.rs:319:9
[INFO] [stdout]     |
[INFO] [stdout] 319 |           /** elements that we marked erased but that are still there */
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 320 | /         let count_erased_but_contained: usize = hashes[..(n_insert / 4)]
[INFO] [stdout] 321 | |             .iter()
[INFO] [stdout] 322 | |             .map(|h| set.contains(h, false) as usize)
[INFO] [stdout] 323 | |             .sum();
[INFO] [stdout]     | |___________________- rustdoc does not generate documentation for statements
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `/* */` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/lib.rs:324:9
[INFO] [stdout]     |
[INFO] [stdout] 324 |           /** elements that we did not erase but are older */
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 325 | /         let count_stale: usize = hashes[(n_insert / 4)..(n_insert / 2)]
[INFO] [stdout] 326 | |             .iter()
[INFO] [stdout] 327 | |             .map(|h| set.contains(h, false) as usize)
[INFO] [stdout] 328 | |             .sum();
[INFO] [stdout]     | |___________________- rustdoc does not generate documentation for statements
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `/* */` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/lib.rs:329:9
[INFO] [stdout]     |
[INFO] [stdout] 329 |           /** elements that were most recently inserted */
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 330 | /         let count_fresh: usize = hashes[(n_insert / 2)..]
[INFO] [stdout] 331 | |             .iter()
[INFO] [stdout] 332 | |             .map(|h| set.contains(h, false) as usize)
[INFO] [stdout] 333 | |             .sum();
[INFO] [stdout]     | |___________________- rustdoc does not generate documentation for statements
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `/* */` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `block_activity` should have an upper camel case name
[INFO] [stdout]    --> src/lib.rs:357:12
[INFO] [stdout]     |
[INFO] [stdout] 357 |     struct block_activity {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `BlockActivity`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/lib.rs:410:16
[INFO] [stdout]     |
[INFO] [stdout] 410 |             if (last_few.len() == WINDOW_SIZE) {
[INFO] [stdout]     |                ^                             ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 410 -             if (last_few.len() == WINDOW_SIZE) {
[INFO] [stdout] 410 +             if last_few.len() == WINDOW_SIZE {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/lib.rs:148:13
[INFO] [stdout]     |
[INFO] [stdout] 148 |         for i in 0..100000 {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/lib.rs:168:13
[INFO] [stdout]     |
[INFO] [stdout] 168 |         for i in 0..n_insert {
[INFO] [stdout]     |             ^
[INFO] [stdout]     |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]     |
[INFO] [stdout] 168 |         for _i in 0..n_insert {
[INFO] [stdout]     |             +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `MASK`
[INFO] [stdout]     |
[INFO] [stdout] 168 -         for i in 0..n_insert {
[INFO] [stdout] 168 +         for bitpacked::atomic::MASK in 0..n_insert {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/lib.rs:225:13
[INFO] [stdout]     |
[INFO] [stdout] 225 |         for i in 0..n_insert {
[INFO] [stdout]     |             ^
[INFO] [stdout]     |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]     |
[INFO] [stdout] 225 |         for _i in 0..n_insert {
[INFO] [stdout]     |             +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `MASK`
[INFO] [stdout]     |
[INFO] [stdout] 225 -         for i in 0..n_insert {
[INFO] [stdout] 225 +         for bitpacked::atomic::MASK in 0..n_insert {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/lib.rs:363:17
[INFO] [stdout]     |
[INFO] [stdout] 363 |             for i in 0..n_insert / 4 {
[INFO] [stdout]     |                 ^
[INFO] [stdout]     |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]     |
[INFO] [stdout] 363 |             for _i in 0..n_insert / 4 {
[INFO] [stdout]     |                 +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `MASK`
[INFO] [stdout]     |
[INFO] [stdout] 363 -             for i in 0..n_insert / 4 {
[INFO] [stdout] 363 +             for bitpacked::atomic::MASK in 0..n_insert / 4 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/lib.rs:367:17
[INFO] [stdout]     |
[INFO] [stdout] 367 |             for i in 0..n_insert / 2 {
[INFO] [stdout]     |                 ^
[INFO] [stdout]     |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]     |
[INFO] [stdout] 367 |             for _i in 0..n_insert / 2 {
[INFO] [stdout]     |                 +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `MASK`
[INFO] [stdout]     |
[INFO] [stdout] 367 -             for i in 0..n_insert / 2 {
[INFO] [stdout] 367 +             for bitpacked::atomic::MASK in 0..n_insert / 2 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/lib.rs:370:17
[INFO] [stdout]     |
[INFO] [stdout] 370 |             for i in 0..n_insert / 4 {
[INFO] [stdout]     |                 ^
[INFO] [stdout]     |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]     |
[INFO] [stdout] 370 |             for _i in 0..n_insert / 4 {
[INFO] [stdout]     |                 +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `MASK`
[INFO] [stdout]     |
[INFO] [stdout] 370 -             for i in 0..n_insert / 4 {
[INFO] [stdout] 370 +             for bitpacked::atomic::MASK in 0..n_insert / 4 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/lib.rs:409:13
[INFO] [stdout]     |
[INFO] [stdout] 409 |         for i in 0..total {
[INFO] [stdout]     |             ^
[INFO] [stdout]     |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]     |
[INFO] [stdout] 409 |         for _i in 0..total {
[INFO] [stdout]     |             +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `MASK`
[INFO] [stdout]     |
[INFO] [stdout] 409 -         for i in 0..total {
[INFO] [stdout] 409 +         for bitpacked::atomic::MASK in 0..total {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `insecure_GetRandHash` is never used
[INFO] [stdout]    --> src/lib.rs:135:8
[INFO] [stdout]     |
[INFO] [stdout] 135 |     fn insecure_GetRandHash() -> [u32; 8] {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `insecure_GetRandHash` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:135:8
[INFO] [stdout]     |
[INFO] [stdout] 135 |     fn insecure_GetRandHash() -> [u32; 8] {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `insecure_get_rand_hash`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:308:13
[INFO] [stdout]     |
[INFO] [stdout] 308 |             thread.join();
[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] 308 |             let _ = thread.join();
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `BLOCK_SIZE` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:391:13
[INFO] [stdout]     |
[INFO] [stdout] 391 |         let BLOCK_SIZE = 1000;
[INFO] [stdout]     |             ^^^^^^^^^^ help: convert the identifier to snake case: `block_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `WINDOW_SIZE` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:394:13
[INFO] [stdout]     |
[INFO] [stdout] 394 |         let WINDOW_SIZE = 60;
[INFO] [stdout]     |             ^^^^^^^^^^^ help: convert the identifier to snake case: `window_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `POP_AMOUNT` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:395:13
[INFO] [stdout]     |
[INFO] [stdout] 395 |         let POP_AMOUNT = (BLOCK_SIZE / WINDOW_SIZE) / 2;
[INFO] [stdout]     |             ^^^^^^^^^^ help: convert the identifier to snake case: `pop_amount`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.08s
[INFO] running `Command { std: "docker" "inspect" "342604a94b6140c897f303fcbb087204b073ea27f7d43e50bd71f7cd1a1d18b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "342604a94b6140c897f303fcbb087204b073ea27f7d43e50bd71f7cd1a1d18b3", kill_on_drop: false }`
[INFO] [stdout] 342604a94b6140c897f303fcbb087204b073ea27f7d43e50bd71f7cd1a1d18b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 94bac0fa6ed23ede74b3e651b406128ce500465fee8a04e7a0dd6fc77809bbeb
[INFO] running `Command { std: "docker" "start" "-a" "94bac0fa6ed23ede74b3e651b406128ce500465fee8a04e7a0dd6fc77809bbeb", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::sync::RwLock`
[INFO] [stderr]    --> src/lib.rs:117:9
[INFO] [stderr]     |
[INFO] [stderr] 117 |     use std::sync::RwLock;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/lib.rs:171:9
[INFO] [stderr]     |
[INFO] [stderr] 171 |         /** Do the insert */
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 172 |         hashes.iter().for_each(|h| set.insert(h));
[INFO] [stderr]     |         ----------------------------------------- rustdoc does not generate documentation for expressions
[INFO] [stderr]     |
[INFO] [stderr]     = help: use `/* */` for a plain comment
[INFO] [stderr]     = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/lib.rs:173:9
[INFO] [stderr]     |
[INFO] [stderr] 173 |         /** Count the hits */
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 174 |         let count: usize = hashes.iter().map(|h| set.contains(h, false) as usize).sum();
[INFO] [stderr]     |         -------------------------------------------------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stderr]     |
[INFO] [stderr]     = help: use `/* */` for a plain comment
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/lib.rs:202:9
[INFO] [stderr]     |
[INFO] [stderr] 202 | /         /** Arbitrarily selected Hit Rate threshold that happens to work for this test
[INFO] [stderr] 203 | |          * as a lower bound on performance.
[INFO] [stderr] 204 | |          */
[INFO] [stderr]     | |___________^
[INFO] [stderr] 205 |           let hit_rate_thresh = 0.98;
[INFO] [stderr]     |           --------------------------- rustdoc does not generate documentation for statements
[INFO] [stderr]     |
[INFO] [stderr]     = help: use `/* */` for a plain comment
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/lib.rs:229:9
[INFO] [stderr]     |
[INFO] [stderr] 229 |         /** Insert the first half */
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 230 |         hashes[0..(n_insert / 2)].iter().for_each(|h| set.insert(h));
[INFO] [stderr]     |         ------------------------------------------------------------ rustdoc does not generate documentation for expressions
[INFO] [stderr]     |
[INFO] [stderr]     = help: use `/* */` for a plain comment
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/lib.rs:231:9
[INFO] [stderr]     |
[INFO] [stderr] 231 |           /** Erase the first quarter */
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 232 | /         hashes[0..(n_insert / 4)].iter().for_each(|h| {
[INFO] [stderr] 233 | |             set.contains(h, true);
[INFO] [stderr] 234 | |         });
[INFO] [stderr]     | |__________- rustdoc does not generate documentation for expressions
[INFO] [stderr]     |
[INFO] [stderr]     = help: use `/* */` for a plain comment
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/lib.rs:235:9
[INFO] [stderr]     |
[INFO] [stderr] 235 |         /** Insert the second half */
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 236 |         hashes[(n_insert / 2)..].iter().for_each(|h| set.insert(h));
[INFO] [stderr]     |         ----------------------------------------------------------- rustdoc does not generate documentation for expressions
[INFO] [stderr]     |
[INFO] [stderr]     = help: use `/* */` for a plain comment
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/lib.rs:238:9
[INFO] [stderr]     |
[INFO] [stderr] 238 |           /** elements that we marked erased but that are still there */
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 239 | /         let count_erased_but_contained: usize = hashes[..(n_insert / 4)]
[INFO] [stderr] 240 | |             .iter()
[INFO] [stderr] 241 | |             .map(|h| set.contains(h, false) as usize)
[INFO] [stderr] 242 | |             .sum();
[INFO] [stderr]     | |___________________- rustdoc does not generate documentation for statements
[INFO] [stderr]     |
[INFO] [stderr]     = help: use `/* */` for a plain comment
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/lib.rs:243:9
[INFO] [stderr]     |
[INFO] [stderr] 243 |           /** elements that we did not erase but are older */
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 244 | /         let count_stale: usize = hashes[(n_insert / 4)..(n_insert / 2)]
[INFO] [stderr] 245 | |             .iter()
[INFO] [stderr] 246 | |             .map(|h| set.contains(h, false) as usize)
[INFO] [stderr] 247 | |             .sum();
[INFO] [stderr]     | |___________________- rustdoc does not generate documentation for statements
[INFO] [stderr]     |
[INFO] [stderr]     = help: use `/* */` for a plain comment
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/lib.rs:248:9
[INFO] [stderr]     |
[INFO] [stderr] 248 |           /** elements that were most recently inserted */
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 249 | /         let count_fresh: usize = hashes[(n_insert / 2)..]
[INFO] [stderr] 250 | |             .iter()
[INFO] [stderr] 251 | |             .map(|h| set.contains(h, false) as usize)
[INFO] [stderr] 252 | |             .sum();
[INFO] [stderr]     | |___________________- rustdoc does not generate documentation for statements
[INFO] [stderr]     |
[INFO] [stderr]     = help: use `/* */` for a plain comment
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/lib.rs:282:9
[INFO] [stderr]     |
[INFO] [stderr] 282 |           /** Insert the first half */
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 283 | /         for hash in hashes.iter().take(n_insert / 2) {
[INFO] [stderr] 284 | |             set.insert(hash);
[INFO] [stderr] 285 | |         }
[INFO] [stderr]     | |_________- rustdoc does not generate documentation for expressions
[INFO] [stderr]     |
[INFO] [stderr]     = help: use `/* */` for a plain comment
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/lib.rs:297:21
[INFO] [stderr]     |
[INFO] [stderr] 297 |                     /** Erase the first quarter */
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 298 |                     let ntodo = (n_insert / 4) / 3;
[INFO] [stderr]     |                     ------------------------------- rustdoc does not generate documentation for statements
[INFO] [stderr]     |
[INFO] [stderr]     = help: use `/* */` for a plain comment
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/lib.rs:311:9
[INFO] [stderr]     |
[INFO] [stderr] 311 | /         /** Wait for all threads to finish
[INFO] [stderr] 312 | |          */
[INFO] [stderr] 313 | |         /** Grab lock to make sure we observe erases */
[INFO] [stderr] 314 | |         /** Insert the second half */
[INFO] [stderr]     | |_____________________________________^
[INFO] [stderr] 315 | /         for hash in hashes.iter().skip(n_insert / 2) {
[INFO] [stderr] 316 | |             Arc::get_mut(&mut set).map(|m| m.insert(hash));
[INFO] [stderr] 317 | |         }
[INFO] [stderr]     | |_________- rustdoc does not generate documentation for expressions
[INFO] [stderr]     |
[INFO] [stderr]     = help: use `/* */` for a plain comment
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/lib.rs:319:9
[INFO] [stderr]     |
[INFO] [stderr] 319 |           /** elements that we marked erased but that are still there */
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 320 | /         let count_erased_but_contained: usize = hashes[..(n_insert / 4)]
[INFO] [stderr] 321 | |             .iter()
[INFO] [stderr] 322 | |             .map(|h| set.contains(h, false) as usize)
[INFO] [stderr] 323 | |             .sum();
[INFO] [stderr]     | |___________________- rustdoc does not generate documentation for statements
[INFO] [stderr]     |
[INFO] [stderr]     = help: use `/* */` for a plain comment
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/lib.rs:324:9
[INFO] [stderr]     |
[INFO] [stderr] 324 |           /** elements that we did not erase but are older */
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 325 | /         let count_stale: usize = hashes[(n_insert / 4)..(n_insert / 2)]
[INFO] [stderr] 326 | |             .iter()
[INFO] [stderr] 327 | |             .map(|h| set.contains(h, false) as usize)
[INFO] [stderr] 328 | |             .sum();
[INFO] [stderr]     | |___________________- rustdoc does not generate documentation for statements
[INFO] [stderr]     |
[INFO] [stderr]     = help: use `/* */` for a plain comment
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/lib.rs:329:9
[INFO] [stderr]     |
[INFO] [stderr] 329 |           /** elements that were most recently inserted */
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 330 | /         let count_fresh: usize = hashes[(n_insert / 2)..]
[INFO] [stderr] 331 | |             .iter()
[INFO] [stderr] 332 | |             .map(|h| set.contains(h, false) as usize)
[INFO] [stderr] 333 | |             .sum();
[INFO] [stderr]     | |___________________- rustdoc does not generate documentation for statements
[INFO] [stderr]     |
[INFO] [stderr]     = help: use `/* */` for a plain comment
[INFO] [stderr] 
[INFO] [stderr] warning: type `block_activity` should have an upper camel case name
[INFO] [stderr]    --> src/lib.rs:357:12
[INFO] [stderr]     |
[INFO] [stderr] 357 |     struct block_activity {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `BlockActivity`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/lib.rs:410:16
[INFO] [stderr]     |
[INFO] [stderr] 410 |             if (last_few.len() == WINDOW_SIZE) {
[INFO] [stderr]     |                ^                             ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 410 -             if (last_few.len() == WINDOW_SIZE) {
[INFO] [stderr] 410 +             if last_few.len() == WINDOW_SIZE {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/lib.rs:148:13
[INFO] [stderr]     |
[INFO] [stderr] 148 |         for i in 0..100000 {
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/lib.rs:168:13
[INFO] [stderr]     |
[INFO] [stderr] 168 |         for i in 0..n_insert {
[INFO] [stderr]     |             ^
[INFO] [stderr]     |
[INFO] [stderr] help: if this is intentional, prefix it with an underscore
[INFO] [stderr]     |
[INFO] [stderr] 168 |         for _i in 0..n_insert {
[INFO] [stderr]     |             +
[INFO] [stderr] help: you might have meant to pattern match on the similarly named constant `MASK`
[INFO] [stderr]     |
[INFO] [stderr] 168 -         for i in 0..n_insert {
[INFO] [stderr] 168 +         for bitpacked::atomic::MASK in 0..n_insert {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/lib.rs:225:13
[INFO] [stderr]     |
[INFO] [stderr] 225 |         for i in 0..n_insert {
[INFO] [stderr]     |             ^
[INFO] [stderr]     |
[INFO] [stderr] help: if this is intentional, prefix it with an underscore
[INFO] [stderr]     |
[INFO] [stderr] 225 |         for _i in 0..n_insert {
[INFO] [stderr]     |             +
[INFO] [stderr] help: you might have meant to pattern match on the similarly named constant `MASK`
[INFO] [stderr]     |
[INFO] [stderr] 225 -         for i in 0..n_insert {
[INFO] [stderr] 225 +         for bitpacked::atomic::MASK in 0..n_insert {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/lib.rs:363:17
[INFO] [stderr]     |
[INFO] [stderr] 363 |             for i in 0..n_insert / 4 {
[INFO] [stderr]     |                 ^
[INFO] [stderr]     |
[INFO] [stderr] help: if this is intentional, prefix it with an underscore
[INFO] [stderr]     |
[INFO] [stderr] 363 |             for _i in 0..n_insert / 4 {
[INFO] [stderr]     |                 +
[INFO] [stderr] help: you might have meant to pattern match on the similarly named constant `MASK`
[INFO] [stderr]     |
[INFO] [stderr] 363 -             for i in 0..n_insert / 4 {
[INFO] [stderr] 363 +             for bitpacked::atomic::MASK in 0..n_insert / 4 {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/lib.rs:367:17
[INFO] [stderr]     |
[INFO] [stderr] 367 |             for i in 0..n_insert / 2 {
[INFO] [stderr]     |                 ^
[INFO] [stderr]     |
[INFO] [stderr] help: if this is intentional, prefix it with an underscore
[INFO] [stderr]     |
[INFO] [stderr] 367 |             for _i in 0..n_insert / 2 {
[INFO] [stderr]     |                 +
[INFO] [stderr] help: you might have meant to pattern match on the similarly named constant `MASK`
[INFO] [stderr]     |
[INFO] [stderr] 367 -             for i in 0..n_insert / 2 {
[INFO] [stderr] 367 +             for bitpacked::atomic::MASK in 0..n_insert / 2 {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/lib.rs:370:17
[INFO] [stderr]     |
[INFO] [stderr] 370 |             for i in 0..n_insert / 4 {
[INFO] [stderr]     |                 ^
[INFO] [stderr]     |
[INFO] [stderr] help: if this is intentional, prefix it with an underscore
[INFO] [stderr]     |
[INFO] [stderr] 370 |             for _i in 0..n_insert / 4 {
[INFO] [stderr]     |                 +
[INFO] [stderr] help: you might have meant to pattern match on the similarly named constant `MASK`
[INFO] [stderr]     |
[INFO] [stderr] 370 -             for i in 0..n_insert / 4 {
[INFO] [stderr] 370 +             for bitpacked::atomic::MASK in 0..n_insert / 4 {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/lib.rs:409:13
[INFO] [stderr]     |
[INFO] [stderr] 409 |         for i in 0..total {
[INFO] [stderr]     |             ^
[INFO] [stderr]     |
[INFO] [stderr] help: if this is intentional, prefix it with an underscore
[INFO] [stderr]     |
[INFO] [stderr] 409 |         for _i in 0..total {
[INFO] [stderr]     |             +
[INFO] [stderr] help: you might have meant to pattern match on the similarly named constant `MASK`
[INFO] [stderr]     |
[INFO] [stderr] 409 -         for i in 0..total {
[INFO] [stderr] 409 +         for bitpacked::atomic::MASK in 0..total {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: function `insecure_GetRandHash` is never used
[INFO] [stderr]    --> src/lib.rs:135:8
[INFO] [stderr]     |
[INFO] [stderr] 135 |     fn insecure_GetRandHash() -> [u32; 8] {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `insecure_GetRandHash` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:135:8
[INFO] [stderr]     |
[INFO] [stderr] 135 |     fn insecure_GetRandHash() -> [u32; 8] {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `insecure_get_rand_hash`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/lib.rs:308:13
[INFO] [stderr]     |
[INFO] [stderr] 308 |             thread.join();
[INFO] [stderr]     |             ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 308 |             let _ = thread.join();
[INFO] [stderr]     |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: variable `BLOCK_SIZE` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:391:13
[INFO] [stderr]     |
[INFO] [stderr] 391 |         let BLOCK_SIZE = 1000;
[INFO] [stderr]     |             ^^^^^^^^^^ help: convert the identifier to snake case: `block_size`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `WINDOW_SIZE` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:394:13
[INFO] [stderr]     |
[INFO] [stderr] 394 |         let WINDOW_SIZE = 60;
[INFO] [stderr]     |             ^^^^^^^^^^^ help: convert the identifier to snake case: `window_size`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `POP_AMOUNT` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:395:13
[INFO] [stderr]     |
[INFO] [stderr] 395 |         let POP_AMOUNT = (BLOCK_SIZE / WINDOW_SIZE) / 2;
[INFO] [stderr]     |             ^^^^^^^^^^ help: convert the identifier to snake case: `pop_amount`
[INFO] [stderr] 
[INFO] [stderr] warning: `cuckoocache` (lib test) generated 31 warnings (run `cargo fix --lib -p cuckoocache --tests` to apply 8 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/cuckoocache-19a91bdd2bffd90f)
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::basic_cache_works ... ok
[INFO] [stdout] test tests::cuckoocache_erase_parallel_ok ... ok
[INFO] [stdout] test tests::cuckoocache_erase_ok ... ok
[INFO] [stdout] test tests::test_cuckoocache_no_fakes ... ok
[INFO] [stdout] test tests::cuckoocache_hit_rate_ok ... ok
[INFO] [stdout] test tests::test_cache_generations ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 54.37s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cuckoocache
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/cache.rs - cache::Cache<Element,HasherInstance>::contains (line 350) ... ignored
[INFO] [stdout] test src/cache.rs - cache::Cache<Element,HasherInstance>::insert (line 274) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "94bac0fa6ed23ede74b3e651b406128ce500465fee8a04e7a0dd6fc77809bbeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94bac0fa6ed23ede74b3e651b406128ce500465fee8a04e7a0dd6fc77809bbeb", kill_on_drop: false }`
[INFO] [stdout] 94bac0fa6ed23ede74b3e651b406128ce500465fee8a04e7a0dd6fc77809bbeb
