[INFO] fetching crate huffman-compress2 0.7.0... [INFO] testing huffman-compress2-0.7.0 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1 [INFO] extracting crate huffman-compress2 0.7.0 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate huffman-compress2 0.7.0 [INFO] finished tweaking crates.io crate huffman-compress2 0.7.0 [INFO] tweaked toml for crates.io crate huffman-compress2 0.7.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate huffman-compress2 0.7.0 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 79 packages to latest compatible versions [INFO] [stderr] Adding criterion v0.5.1 (available: v0.7.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e3b6923669a96f85865ba14edba042f02983014460d5c8f2f748213007996456 [INFO] running `Command { std: "docker" "start" "-a" "e3b6923669a96f85865ba14edba042f02983014460d5c8f2f748213007996456", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e3b6923669a96f85865ba14edba042f02983014460d5c8f2f748213007996456", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e3b6923669a96f85865ba14edba042f02983014460d5c8f2f748213007996456", kill_on_drop: false }` [INFO] [stdout] e3b6923669a96f85865ba14edba042f02983014460d5c8f2f748213007996456 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 000f299cc96bcae64193adc8a3f4ec05b195fd7978bbc0124c3fb384ba0352f1 [INFO] running `Command { std: "docker" "start" "-a" "000f299cc96bcae64193adc8a3f4ec05b195fd7978bbc0124c3fb384ba0352f1", kill_on_drop: false }` [INFO] [stderr] Compiling bit-vec v0.8.0 [INFO] [stderr] Compiling huffman-compress2 v0.7.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:113:33 [INFO] [stdout] | [INFO] [stdout] 113 | pub fn unbounded_decoder(&self, iterable: I) -> UnboundedDecoder [INFO] [stdout] | ^^^^^ ---------------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 113 | pub fn unbounded_decoder(&self, iterable: I) -> UnboundedDecoder<'_, K, I> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:132:23 [INFO] [stdout] | [INFO] [stdout] 132 | pub fn decoder(&self, iterable: I, num_symbols: usize) -> Decoder [INFO] [stdout] | ^^^^^ the lifetime is elided here ------------- the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 132 | pub fn decoder(&self, iterable: I, num_symbols: usize) -> Decoder<'_, K, I> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:187:20 [INFO] [stdout] | [INFO] [stdout] 187 | pub fn symbols(&self) -> btree_map::Keys { [INFO] [stdout] | ^^^^^ -------------------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 187 | pub fn symbols(&self) -> btree_map::Keys<'_, K, BitVec> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:192:17 [INFO] [stdout] | [INFO] [stdout] 192 | pub fn iter(&self) -> btree_map::Iter { [INFO] [stdout] | ^^^^^ -------------------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 192 | pub fn iter(&self) -> btree_map::Iter<'_, K, BitVec> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.61s [INFO] running `Command { std: "docker" "inspect" "000f299cc96bcae64193adc8a3f4ec05b195fd7978bbc0124c3fb384ba0352f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "000f299cc96bcae64193adc8a3f4ec05b195fd7978bbc0124c3fb384ba0352f1", kill_on_drop: false }` [INFO] [stdout] 000f299cc96bcae64193adc8a3f4ec05b195fd7978bbc0124c3fb384ba0352f1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 21bc76753b76653c74f527c55756ac6bd25470cb9aaf540725cafd387d4afb08 [INFO] running `Command { std: "docker" "start" "-a" "21bc76753b76653c74f527c55756ac6bd25470cb9aaf540725cafd387d4afb08", kill_on_drop: false }` [INFO] [stderr] Compiling aho-corasick v1.1.3 [INFO] [stderr] Compiling getrandom v0.2.16 [INFO] [stderr] Compiling half v2.6.0 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling anstyle v1.0.13 [INFO] [stderr] Compiling serde_json v1.0.145 [INFO] [stderr] Compiling criterion-plot v0.5.0 [INFO] [stderr] Compiling is-terminal v0.4.16 [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:113:33 [INFO] [stdout] | [INFO] [stdout] 113 | pub fn unbounded_decoder(&self, iterable: I) -> UnboundedDecoder [INFO] [stdout] | ^^^^^ ---------------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 113 | pub fn unbounded_decoder(&self, iterable: I) -> UnboundedDecoder<'_, K, I> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:132:23 [INFO] [stdout] | [INFO] [stdout] 132 | pub fn decoder(&self, iterable: I, num_symbols: usize) -> Decoder [INFO] [stdout] | ^^^^^ the lifetime is elided here ------------- the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 132 | pub fn decoder(&self, iterable: I, num_symbols: usize) -> Decoder<'_, K, I> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:187:20 [INFO] [stdout] | [INFO] [stdout] 187 | pub fn symbols(&self) -> btree_map::Keys { [INFO] [stdout] | ^^^^^ -------------------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 187 | pub fn symbols(&self) -> btree_map::Keys<'_, K, BitVec> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:192:17 [INFO] [stdout] | [INFO] [stdout] 192 | pub fn iter(&self) -> btree_map::Iter { [INFO] [stdout] | ^^^^^ -------------------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 192 | pub fn iter(&self) -> btree_map::Iter<'_, K, BitVec> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling clap_builder v4.5.48 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling ciborium-ll v0.2.2 [INFO] [stderr] Compiling ciborium v0.2.2 [INFO] [stderr] Compiling regex-automata v0.4.11 [INFO] [stderr] Compiling clap v4.5.48 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling regex v1.11.3 [INFO] [stderr] Compiling env_logger v0.8.4 [INFO] [stderr] Compiling criterion v0.5.1 [INFO] [stderr] Compiling quickcheck v1.0.3 [INFO] [stderr] Compiling huffman-compress2 v0.7.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:113:33 [INFO] [stdout] | [INFO] [stdout] 113 | pub fn unbounded_decoder(&self, iterable: I) -> UnboundedDecoder [INFO] [stdout] | ^^^^^ ---------------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 113 | pub fn unbounded_decoder(&self, iterable: I) -> UnboundedDecoder<'_, K, I> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:132:23 [INFO] [stdout] | [INFO] [stdout] 132 | pub fn decoder(&self, iterable: I, num_symbols: usize) -> Decoder [INFO] [stdout] | ^^^^^ the lifetime is elided here ------------- the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 132 | pub fn decoder(&self, iterable: I, num_symbols: usize) -> Decoder<'_, K, I> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:187:20 [INFO] [stdout] | [INFO] [stdout] 187 | pub fn symbols(&self) -> btree_map::Keys { [INFO] [stdout] | ^^^^^ -------------------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 187 | pub fn symbols(&self) -> btree_map::Keys<'_, K, BitVec> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:192:17 [INFO] [stdout] | [INFO] [stdout] 192 | pub fn iter(&self) -> btree_map::Iter { [INFO] [stdout] | ^^^^^ -------------------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 192 | pub fn iter(&self) -> btree_map::Iter<'_, K, BitVec> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 24.45s [INFO] running `Command { std: "docker" "inspect" "21bc76753b76653c74f527c55756ac6bd25470cb9aaf540725cafd387d4afb08", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "21bc76753b76653c74f527c55756ac6bd25470cb9aaf540725cafd387d4afb08", kill_on_drop: false }` [INFO] [stdout] 21bc76753b76653c74f527c55756ac6bd25470cb9aaf540725cafd387d4afb08 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] fbdfa8dbbf8fecad5a8ea8895c625167599121425c6ed8c2e1cca93815100a54 [INFO] running `Command { std: "docker" "start" "-a" "fbdfa8dbbf8fecad5a8ea8895c625167599121425c6ed8c2e1cca93815100a54", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:113:33 [INFO] [stderr] | [INFO] [stderr] 113 | pub fn unbounded_decoder(&self, iterable: I) -> UnboundedDecoder [INFO] [stderr] | ^^^^^ ---------------------- the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 113 | pub fn unbounded_decoder(&self, iterable: I) -> UnboundedDecoder<'_, K, I> [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:132:23 [INFO] [stderr] | [INFO] [stderr] 132 | pub fn decoder(&self, iterable: I, num_symbols: usize) -> Decoder [INFO] [stderr] | ^^^^^ the lifetime is elided here ------------- the same lifetime is hidden here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 132 | pub fn decoder(&self, iterable: I, num_symbols: usize) -> Decoder<'_, K, I> [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:187:20 [INFO] [stderr] | [INFO] [stderr] 187 | pub fn symbols(&self) -> btree_map::Keys { [INFO] [stderr] | ^^^^^ -------------------------- the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 187 | pub fn symbols(&self) -> btree_map::Keys<'_, K, BitVec> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:192:17 [INFO] [stderr] | [INFO] [stderr] 192 | pub fn iter(&self) -> btree_map::Iter { [INFO] [stderr] | ^^^^^ -------------------------- the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 192 | pub fn iter(&self) -> btree_map::Iter<'_, K, BitVec> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `huffman-compress2` (lib) generated 4 warnings (run `cargo fix --lib -p huffman-compress2` to apply 4 suggestions) [INFO] [stderr] warning: `huffman-compress2` (lib test) generated 4 warnings (4 duplicates) [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s [INFO] [stdout] running 6 tests [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/huffman_compress2-15289852525bf3ee) [INFO] [stdout] test tests::test_empty ... ok [INFO] [stdout] test tests::efficient_order ... ok [INFO] [stdout] test tests::test_single ... ok [INFO] [stdout] test tests::test_uniform ... ok [INFO] [stdout] test tests::test_uniform_from_static ... ok [INFO] [stdout] test tests::encode_decode_bytes ... ok [INFO] [stderr] Doc-tests huffman_compress2 [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - (line 14) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.79s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "fbdfa8dbbf8fecad5a8ea8895c625167599121425c6ed8c2e1cca93815100a54", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fbdfa8dbbf8fecad5a8ea8895c625167599121425c6ed8c2e1cca93815100a54", kill_on_drop: false }` [INFO] [stdout] fbdfa8dbbf8fecad5a8ea8895c625167599121425c6ed8c2e1cca93815100a54