[INFO] fetching crate rusty-structures 0.1.0... [INFO] testing rusty-structures-0.1.0 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate rusty-structures 0.1.0 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate rusty-structures 0.1.0 [INFO] finished tweaking crates.io crate rusty-structures 0.1.0 [INFO] tweaked toml for crates.io crate rusty-structures 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate rusty-structures 0.1.0 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 17 packages to latest compatible versions [INFO] [stderr] Adding evalexpr v8.2.0 (available: v12.0.2) [INFO] [stderr] Adding fastmurmur3 v0.1.2 (available: v0.2.0) [INFO] [stderr] Adding rand v0.8.5 (available: v0.9.2) [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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 7617128e8d9d7b22b4d50985c92f1f3015e462013448f59f38c53a417c7027e3 [INFO] running `Command { std: "docker" "start" "-a" "7617128e8d9d7b22b4d50985c92f1f3015e462013448f59f38c53a417c7027e3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7617128e8d9d7b22b4d50985c92f1f3015e462013448f59f38c53a417c7027e3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7617128e8d9d7b22b4d50985c92f1f3015e462013448f59f38c53a417c7027e3", kill_on_drop: false }` [INFO] [stdout] 7617128e8d9d7b22b4d50985c92f1f3015e462013448f59f38c53a417c7027e3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] d1cd6a6b312aa98bc131d0e0f5a297aeb64f1ae56746c7cdcd9c69c7a375b8d7 [INFO] running `Command { std: "docker" "start" "-a" "d1cd6a6b312aa98bc131d0e0f5a297aeb64f1ae56746c7cdcd9c69c7a375b8d7", kill_on_drop: false }` [INFO] [stderr] Compiling const-fnv1a-hash v1.1.0 [INFO] [stderr] Compiling evalexpr v8.2.0 [INFO] [stderr] Compiling fastmurmur3 v0.1.2 [INFO] [stderr] Compiling getrandom v0.2.16 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling rusty-structures v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `number_of_bits` is never read [INFO] [stdout] --> src/bloom_filter.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct BloomFilter { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 10 | number_of_bits: f64, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `BloomFilter` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `false_positive_probability` is never used [INFO] [stdout] --> src/bloom_filter.rs:68:8 [INFO] [stdout] | [INFO] [stdout] 14 | impl BloomFilter { [INFO] [stdout] | ---------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 68 | fn false_positive_probability(&self) -> f64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `bubble_up_optimized` and `push_down` are never used [INFO] [stdout] --> src/priority_queue/dheap.rs:99:8 [INFO] [stdout] | [INFO] [stdout] 11 | impl DHeap { [INFO] [stdout] | --------------------------------------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 99 | fn bubble_up_optimized(&mut self, initial_index: Option) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 114 | fn push_down(&mut self, initial_index: Option) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `DheapError` is never used [INFO] [stdout] --> src/priority_queue/dheap.rs:178:6 [INFO] [stdout] | [INFO] [stdout] 178 | enum DheapError { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `testing_dheap` is never used [INFO] [stdout] --> src/priority_queue/dheap.rs:194:8 [INFO] [stdout] | [INFO] [stdout] 194 | fn testing_dheap() -> DHeap { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.76s [INFO] running `Command { std: "docker" "inspect" "d1cd6a6b312aa98bc131d0e0f5a297aeb64f1ae56746c7cdcd9c69c7a375b8d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d1cd6a6b312aa98bc131d0e0f5a297aeb64f1ae56746c7cdcd9c69c7a375b8d7", kill_on_drop: false }` [INFO] [stdout] d1cd6a6b312aa98bc131d0e0f5a297aeb64f1ae56746c7cdcd9c69c7a375b8d7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 4e82ba6d1c866d04b56f54327f6cd6b71807235fbb27437bd173f0cbfd33a839 [INFO] running `Command { std: "docker" "start" "-a" "4e82ba6d1c866d04b56f54327f6cd6b71807235fbb27437bd173f0cbfd33a839", kill_on_drop: false }` [INFO] [stderr] Compiling rusty-structures v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `number_of_bits` is never read [INFO] [stdout] --> src/bloom_filter.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct BloomFilter { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 10 | number_of_bits: f64, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `BloomFilter` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `false_positive_probability` is never used [INFO] [stdout] --> src/bloom_filter.rs:68:8 [INFO] [stdout] | [INFO] [stdout] 14 | impl BloomFilter { [INFO] [stdout] | ---------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 68 | fn false_positive_probability(&self) -> f64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `bubble_up_optimized` and `push_down` are never used [INFO] [stdout] --> src/priority_queue/dheap.rs:99:8 [INFO] [stdout] | [INFO] [stdout] 11 | impl DHeap { [INFO] [stdout] | --------------------------------------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 99 | fn bubble_up_optimized(&mut self, initial_index: Option) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 114 | fn push_down(&mut self, initial_index: Option) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `DheapError` is never used [INFO] [stdout] --> src/priority_queue/dheap.rs:178:6 [INFO] [stdout] | [INFO] [stdout] 178 | enum DheapError { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `testing_dheap` is never used [INFO] [stdout] --> src/priority_queue/dheap.rs:194:8 [INFO] [stdout] | [INFO] [stdout] 194 | fn testing_dheap() -> DHeap { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `number_of_bits` is never read [INFO] [stdout] --> src/bloom_filter.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct BloomFilter { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 10 | number_of_bits: f64, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `BloomFilter` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `false_positive_probability` is never used [INFO] [stdout] --> src/bloom_filter.rs:68:8 [INFO] [stdout] | [INFO] [stdout] 14 | impl BloomFilter { [INFO] [stdout] | ---------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 68 | fn false_positive_probability(&self) -> f64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `bubble_up_optimized` and `push_down` are never used [INFO] [stdout] --> src/priority_queue/dheap.rs:99:8 [INFO] [stdout] | [INFO] [stdout] 11 | impl DHeap { [INFO] [stdout] | --------------------------------------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 99 | fn bubble_up_optimized(&mut self, initial_index: Option) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 114 | fn push_down(&mut self, initial_index: Option) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `DheapError` is never used [INFO] [stdout] --> src/priority_queue/dheap.rs:178:6 [INFO] [stdout] | [INFO] [stdout] 178 | enum DheapError { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.56s [INFO] running `Command { std: "docker" "inspect" "4e82ba6d1c866d04b56f54327f6cd6b71807235fbb27437bd173f0cbfd33a839", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4e82ba6d1c866d04b56f54327f6cd6b71807235fbb27437bd173f0cbfd33a839", kill_on_drop: false }` [INFO] [stdout] 4e82ba6d1c866d04b56f54327f6cd6b71807235fbb27437bd173f0cbfd33a839 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] cd9473ebd8a55266c4ab3842a00b60711b43697a1dbb8f931e72ce04e7ba256f [INFO] running `Command { std: "docker" "start" "-a" "cd9473ebd8a55266c4ab3842a00b60711b43697a1dbb8f931e72ce04e7ba256f", kill_on_drop: false }` [INFO] [stderr] warning: field `number_of_bits` is never read [INFO] [stderr] --> src/bloom_filter.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 6 | pub struct BloomFilter { [INFO] [stderr] | ----------- field in this struct [INFO] [stderr] ... [INFO] [stderr] 10 | number_of_bits: f64, [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `BloomFilter` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: method `false_positive_probability` is never used [INFO] [stderr] --> src/bloom_filter.rs:68:8 [INFO] [stderr] | [INFO] [stderr] 14 | impl BloomFilter { [INFO] [stderr] | ---------------- method in this implementation [INFO] [stderr] ... [INFO] [stderr] 68 | fn false_positive_probability(&self) -> f64 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: methods `bubble_up_optimized` and `push_down` are never used [INFO] [stderr] --> src/priority_queue/dheap.rs:99:8 [INFO] [stderr] | [INFO] [stderr] 11 | impl DHeap { [INFO] [stderr] | --------------------------------------------- methods in this implementation [INFO] [stderr] ... [INFO] [stderr] 99 | fn bubble_up_optimized(&mut self, initial_index: Option) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 114 | fn push_down(&mut self, initial_index: Option) { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: enum `DheapError` is never used [INFO] [stderr] --> src/priority_queue/dheap.rs:178:6 [INFO] [stderr] | [INFO] [stderr] 178 | enum DheapError { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `testing_dheap` is never used [INFO] [stderr] --> src/priority_queue/dheap.rs:194:8 [INFO] [stderr] | [INFO] [stderr] 194 | fn testing_dheap() -> DHeap { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `rusty-structures` (lib) generated 5 warnings [INFO] [stderr] warning: `rusty-structures` (lib test) generated 4 warnings (4 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rusty_structures-a8bf0b30f03b22ba) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test priority_queue::dheap::tests::get_top_test ... ok [INFO] [stdout] test priority_queue::dheap::tests::update_is_correct ... ok [INFO] [stdout] test priority_queue::dheap::tests::peek_test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests rusty_structures [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "cd9473ebd8a55266c4ab3842a00b60711b43697a1dbb8f931e72ce04e7ba256f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cd9473ebd8a55266c4ab3842a00b60711b43697a1dbb8f931e72ce04e7ba256f", kill_on_drop: false }` [INFO] [stdout] cd9473ebd8a55266c4ab3842a00b60711b43697a1dbb8f931e72ce04e7ba256f