[INFO] fetching crate wavelet-matrix 0.4.7... [INFO] checking wavelet-matrix-0.4.7 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170 [INFO] extracting crate wavelet-matrix 0.4.7 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate wavelet-matrix 0.4.7 [INFO] finished tweaking crates.io crate wavelet-matrix 0.4.7 [INFO] tweaked toml for crates.io crate wavelet-matrix 0.4.7 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate wavelet-matrix 0.4.7 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 26 packages to latest compatible versions [INFO] [stderr] Adding easybench v0.1.4 (available: v1.1.1) [INFO] [stderr] Adding itertools v0.7.11 (available: v0.14.0) [INFO] [stderr] Adding num v0.1.43 (available: v0.4.3) [INFO] [stderr] Adding rand v0.3.23 (available: v0.9.1) [INFO] [stderr] Adding succinct v0.4.4 (available: v0.5.2) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d62aebfd6ad8bb7bdc63656b9be8c13d73959b2f89cba27d109ba56c6645a7a0 [INFO] running `Command { std: "docker" "start" "-a" "d62aebfd6ad8bb7bdc63656b9be8c13d73959b2f89cba27d109ba56c6645a7a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d62aebfd6ad8bb7bdc63656b9be8c13d73959b2f89cba27d109ba56c6645a7a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d62aebfd6ad8bb7bdc63656b9be8c13d73959b2f89cba27d109ba56c6645a7a0", kill_on_drop: false }` [INFO] [stdout] d62aebfd6ad8bb7bdc63656b9be8c13d73959b2f89cba27d109ba56c6645a7a0 [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=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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 72c7abd8ea9c5457f8390801ce9a1d13616469e35d338fca66108e81ee8c8166 [INFO] running `Command { std: "docker" "start" "-a" "72c7abd8ea9c5457f8390801ce9a1d13616469e35d338fca66108e81ee8c8166", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling autocfg v1.5.0 [INFO] [stderr] Compiling libc v0.2.174 [INFO] [stderr] Checking rustc-serialize v0.3.25 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking either v1.15.0 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking easybench v0.1.4 [INFO] [stderr] Checking itertools v0.7.11 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling num-bigint v0.1.45 [INFO] [stderr] Compiling num-complex v0.1.44 [INFO] [stderr] Compiling num-rational v0.1.43 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking succinct v0.4.4 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking num-iter v0.1.45 [INFO] [stderr] Checking wavelet-matrix v0.4.7 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/wavelet_matrix.rs:192:19 [INFO] [stdout] | [INFO] [stdout] 192 | pub fn search(&self, pos_range: Range, value: u64) -> WaveletMatrixSearch { [INFO] [stdout] | ^^^^^ this lifetime flows to the output ------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 192 | pub fn search(&self, pos_range: Range, value: u64) -> WaveletMatrixSearch<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/wavelet_matrix.rs:202:26 [INFO] [stdout] | [INFO] [stdout] 202 | pub fn search_prefix(&self, [INFO] [stdout] | ^^^^^ this lifetime flows to the output [INFO] [stdout] ... [INFO] [stdout] 206 | -> WaveletMatrixSearch { [INFO] [stdout] | ------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 206 | -> WaveletMatrixSearch<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking num v0.1.43 [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> benches/easybench.rs:49:13 [INFO] [stdout] | [INFO] [stdout] 49 | let mut rng = rand::weak_rng(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `limit_secs` [INFO] [stdout] --> benches/easybench.rs:57:55 [INFO] [stdout] | [INFO] [stdout] 57 | fn overall_helper(num: usize, desc: &str, upper: u64, limit_secs: u64) { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_limit_secs` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `errorpct` is never read [INFO] [stdout] --> benches/easybench.rs:332:13 [INFO] [stdout] | [INFO] [stdout] 332 | let mut errorpct = 0.0; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `statstical_helper` is never used [INFO] [stdout] --> benches/easybench.rs:264:4 [INFO] [stdout] | [INFO] [stdout] 264 | fn statstical_helper(num: usize, lower: u64, upper: u64, k: usize) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `sum_uniform_find_sufficient_k` is never used [INFO] [stdout] --> benches/easybench.rs:330:4 [INFO] [stdout] | [INFO] [stdout] 330 | fn sum_uniform_find_sufficient_k(num: usize, lower: u64, upper: u64, accuracy_pct: f64) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `average` is never used [INFO] [stdout] --> benches/easybench.rs:373:4 [INFO] [stdout] | [INFO] [stdout] 373 | fn average(r: &std::ops::Range) -> u64 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `error_pct` is never used [INFO] [stdout] --> benches/easybench.rs:377:4 [INFO] [stdout] | [INFO] [stdout] 377 | fn error_pct(computed: u64, actual: u64) -> f64 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `statistical_performance` is never used [INFO] [stdout] --> benches/easybench.rs:392:4 [INFO] [stdout] | [INFO] [stdout] 392 | fn statistical_performance() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `statistical_sufficient_k` is never used [INFO] [stdout] --> benches/easybench.rs:421:4 [INFO] [stdout] | [INFO] [stdout] 421 | fn statistical_sufficient_k() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/wavelet_matrix.rs:192:19 [INFO] [stdout] | [INFO] [stdout] 192 | pub fn search(&self, pos_range: Range, value: u64) -> WaveletMatrixSearch { [INFO] [stdout] | ^^^^^ this lifetime flows to the output ------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 192 | pub fn search(&self, pos_range: Range, value: u64) -> WaveletMatrixSearch<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/wavelet_matrix.rs:202:26 [INFO] [stdout] | [INFO] [stdout] 202 | pub fn search_prefix(&self, [INFO] [stdout] | ^^^^^ this lifetime flows to the output [INFO] [stdout] ... [INFO] [stdout] 206 | -> WaveletMatrixSearch { [INFO] [stdout] | ------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 206 | -> WaveletMatrixSearch<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.17s [INFO] running `Command { std: "docker" "inspect" "72c7abd8ea9c5457f8390801ce9a1d13616469e35d338fca66108e81ee8c8166", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "72c7abd8ea9c5457f8390801ce9a1d13616469e35d338fca66108e81ee8c8166", kill_on_drop: false }` [INFO] [stdout] 72c7abd8ea9c5457f8390801ce9a1d13616469e35d338fca66108e81ee8c8166