[INFO] fetching crate pareto_front 1.0.1... [INFO] testing pareto_front-1.0.1 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate pareto_front 1.0.1 into /workspace/builds/worker-7-tc2/source [INFO] started tweaking crates.io crate pareto_front 1.0.1 [INFO] finished tweaking crates.io crate pareto_front 1.0.1 [INFO] tweaked toml for crates.io crate pareto_front 1.0.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate pareto_front 1.0.1 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] crate crates.io crate pareto_front 1.0.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-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] d7ac02239089fbf4d9d240bf0d4d67f192321c29f836d3ddfea481e2be2ebd32 [INFO] running `Command { std: "docker" "start" "-a" "d7ac02239089fbf4d9d240bf0d4d67f192321c29f836d3ddfea481e2be2ebd32", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d7ac02239089fbf4d9d240bf0d4d67f192321c29f836d3ddfea481e2be2ebd32", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d7ac02239089fbf4d9d240bf0d4d67f192321c29f836d3ddfea481e2be2ebd32", kill_on_drop: false }` [INFO] [stdout] d7ac02239089fbf4d9d240bf0d4d67f192321c29f836d3ddfea481e2be2ebd32 [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] 95e0d721af50cac7cc2a8554f1c0f25dae4c2d6f7443bc5fc468731fd88b3d2c [INFO] running `Command { std: "docker" "start" "-a" "95e0d721af50cac7cc2a8554f1c0f25dae4c2d6f7443bc5fc468731fd88b3d2c", kill_on_drop: false }` [INFO] [stderr] Compiling pareto_front v1.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/pareto_front_implementation/pareto_front.rs:174:17 [INFO] [stdout] | [INFO] [stdout] 174 | pub fn iter(&self) -> 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] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 174 | pub fn iter(&self) -> Iter<'_, T> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.68s [INFO] running `Command { std: "docker" "inspect" "95e0d721af50cac7cc2a8554f1c0f25dae4c2d6f7443bc5fc468731fd88b3d2c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "95e0d721af50cac7cc2a8554f1c0f25dae4c2d6f7443bc5fc468731fd88b3d2c", kill_on_drop: false }` [INFO] [stdout] 95e0d721af50cac7cc2a8554f1c0f25dae4c2d6f7443bc5fc468731fd88b3d2c [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] e002a05135ef22e804d3b04e239f517b6384cf28e4e3408d14bbc213adbb0943 [INFO] running `Command { std: "docker" "start" "-a" "e002a05135ef22e804d3b04e239f517b6384cf28e4e3408d14bbc213adbb0943", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.103 [INFO] [stderr] Compiling semver v1.0.4 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling libm v0.2.1 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling proc-macro2 v1.0.30 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling itoa v0.4.8 [INFO] [stderr] Compiling syn v1.0.80 [INFO] [stderr] Compiling serde_json v1.0.68 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling regex-automata v0.1.10 [INFO] [stderr] Compiling ppv-lite86 v0.2.14 [INFO] [stderr] Compiling unicode-width v0.1.9 [INFO] [stderr] Compiling plotters-backend v0.3.2 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling itertools v0.10.1 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling plotters-svg v0.3.1 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling half v1.8.0 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling crossbeam-channel v0.5.1 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling walkdir v2.3.2 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Compiling oorandom v11.1.3 [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/pareto_front_implementation/pareto_front.rs:174:17 [INFO] [stdout] | [INFO] [stdout] 174 | pub fn iter(&self) -> 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] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 174 | pub fn iter(&self) -> Iter<'_, T> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling crossbeam-deque v0.8.1 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling criterion-plot v0.4.4 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling rand v0.8.4 [INFO] [stderr] Compiling plotters v0.3.1 [INFO] [stderr] Compiling rand_distr v0.4.2 [INFO] [stderr] Compiling bstr v0.2.17 [INFO] [stderr] Compiling serde_cbor v0.11.2 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling csv v1.1.6 [INFO] [stderr] Compiling criterion v0.3.5 [INFO] [stderr] Compiling pareto_front v1.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/pareto_front_implementation/pareto_front.rs:174:17 [INFO] [stdout] | [INFO] [stdout] 174 | pub fn iter(&self) -> 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] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 174 | pub fn iter(&self) -> Iter<'_, T> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 31.47s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.5 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "e002a05135ef22e804d3b04e239f517b6384cf28e4e3408d14bbc213adbb0943", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e002a05135ef22e804d3b04e239f517b6384cf28e4e3408d14bbc213adbb0943", kill_on_drop: false }` [INFO] [stdout] e002a05135ef22e804d3b04e239f517b6384cf28e4e3408d14bbc213adbb0943 [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] 89f05b03f2b8e43055fdf013057a5f5bf4b34615d880e7b5332333c52df7a0fd [INFO] running `Command { std: "docker" "start" "-a" "89f05b03f2b8e43055fdf013057a5f5bf4b34615d880e7b5332333c52df7a0fd", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/pareto_front_implementation/pareto_front.rs:174:17 [INFO] [stderr] | [INFO] [stderr] 174 | pub fn iter(&self) -> 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] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 174 | pub fn iter(&self) -> Iter<'_, T> [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `pareto_front` (lib) generated 1 warning (run `cargo fix --lib -p pareto_front` to apply 1 suggestion) [INFO] [stderr] warning: `pareto_front` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.5 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] [stdout] [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/pareto_front-a45de5d3a561df7c) [INFO] [stdout] running 0 tests [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/pareto_front-0312af3368f9ee6e) [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] [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] [stderr] Running tests/concurrent_pareto_front.rs (/opt/rustwide/target/debug/deps/concurrent_pareto_front-7528609243c0aa1c) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] Running tests/pareto_element.rs (/opt/rustwide/target/debug/deps/pareto_element-9f079bbd6d3735bf) [INFO] [stdout] test simulated_push_concurrent ... ok [INFO] [stderr] Running tests/pareto_front.rs (/opt/rustwide/target/debug/deps/pareto_front-46e4be8f6f985f47) [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [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] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test push3 ... ok [INFO] [stdout] test push_associativity ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests pareto_front [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test src/lib.rs - (line 45) ... ok [INFO] [stdout] test src/pareto_front_implementation/pareto_front.rs - pareto_front_implementation::pareto_front::ParetoFront::from_iter (line 218) ... ok [INFO] [stdout] test src/pareto_front_implementation/dominate.rs - pareto_front_implementation::dominate::Dominate::dominate (line 7) ... ok [INFO] [stdout] test src/lib.rs - (line 21) ... ok [INFO] [stdout] test src/pareto_front_implementation/pareto_front.rs - pareto_front_implementation::pareto_front::ParetoFront::push (line 90) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.57s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "89f05b03f2b8e43055fdf013057a5f5bf4b34615d880e7b5332333c52df7a0fd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "89f05b03f2b8e43055fdf013057a5f5bf4b34615d880e7b5332333c52df7a0fd", kill_on_drop: false }` [INFO] [stdout] 89f05b03f2b8e43055fdf013057a5f5bf4b34615d880e7b5332333c52df7a0fd