[INFO] fetching crate nested_intervals 0.6.0...
[INFO] testing nested_intervals-0.6.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate nested_intervals 0.6.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate nested_intervals 0.6.0
[INFO] finished tweaking crates.io crate nested_intervals 0.6.0
[INFO] tweaked toml for crates.io crate nested_intervals 0.6.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nested_intervals 0.6.0 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 11 packages to latest compatible versions
[INFO] [stderr]       Adding itertools v0.12.1 (available: v0.14.0)
[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] fe8dbc11305325a7d27ca0ef714d44c5aa0529922dacbc515440b692f9ec19aa
[INFO] running `Command { std: "docker" "start" "-a" "fe8dbc11305325a7d27ca0ef714d44c5aa0529922dacbc515440b692f9ec19aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe8dbc11305325a7d27ca0ef714d44c5aa0529922dacbc515440b692f9ec19aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe8dbc11305325a7d27ca0ef714d44c5aa0529922dacbc515440b692f9ec19aa", kill_on_drop: false }`
[INFO] [stdout] fe8dbc11305325a7d27ca0ef714d44c5aa0529922dacbc515440b692f9ec19aa
[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] b638a526423c9ca9b7575a9cf05767044ccefa9ea3adbf06077ba782fa491535
[INFO] running `Command { std: "docker" "start" "-a" "b638a526423c9ca9b7575a9cf05767044ccefa9ea3adbf06077ba782fa491535", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling superslice v1.0.0
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling nested_intervals v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/lib.rs:587:49
[INFO] [stdout]     |
[INFO] [stdout] 587 |                         last_ids.retain(|_k, v| (*v > 0));
[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] 587 -                         last_ids.retain(|_k, v| (*v > 0));
[INFO] [stdout] 587 +                         last_ids.retain(|_k, v| *v > 0);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.24s
[INFO] running `Command { std: "docker" "inspect" "b638a526423c9ca9b7575a9cf05767044ccefa9ea3adbf06077ba782fa491535", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b638a526423c9ca9b7575a9cf05767044ccefa9ea3adbf06077ba782fa491535", kill_on_drop: false }`
[INFO] [stdout] b638a526423c9ca9b7575a9cf05767044ccefa9ea3adbf06077ba782fa491535
[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] c273f253375b99653cf0a11df4ffac0d249cae140170cb17937b1fcf770a066a
[INFO] running `Command { std: "docker" "start" "-a" "c273f253375b99653cf0a11df4ffac0d249cae140170cb17937b1fcf770a066a", kill_on_drop: false }`
[INFO] [stderr]    Compiling nested_intervals v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/lib.rs:587:49
[INFO] [stdout]     |
[INFO] [stdout] 587 |                         last_ids.retain(|_k, v| (*v > 0));
[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] 587 -                         last_ids.retain(|_k, v| (*v > 0));
[INFO] [stdout] 587 +                         last_ids.retain(|_k, v| *v > 0);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/lib.rs:587:49
[INFO] [stdout]     |
[INFO] [stdout] 587 |                         last_ids.retain(|_k, v| (*v > 0));
[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] 587 -                         last_ids.retain(|_k, v| (*v > 0));
[INFO] [stdout] 587 +                         last_ids.retain(|_k, v| *v > 0);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.27s
[INFO] running `Command { std: "docker" "inspect" "c273f253375b99653cf0a11df4ffac0d249cae140170cb17937b1fcf770a066a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c273f253375b99653cf0a11df4ffac0d249cae140170cb17937b1fcf770a066a", kill_on_drop: false }`
[INFO] [stdout] c273f253375b99653cf0a11df4ffac0d249cae140170cb17937b1fcf770a066a
[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] 82a90062b658a008aac39df4f8a40e2c2ae734c6438d81e84185424e0c5a651d
[INFO] running `Command { std: "docker" "start" "-a" "82a90062b658a008aac39df4f8a40e2c2ae734c6438d81e84185424e0c5a651d", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around closure body
[INFO] [stderr]    --> src/lib.rs:587:49
[INFO] [stderr]     |
[INFO] [stderr] 587 |                         last_ids.retain(|_k, v| (*v > 0));
[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] 587 -                         last_ids.retain(|_k, v| (*v > 0));
[INFO] [stderr] 587 +                         last_ids.retain(|_k, v| *v > 0);
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `nested_intervals` (lib) generated 1 warning (run `cargo fix --lib -p nested_intervals` to apply 1 suggestion)
[INFO] [stderr] warning: `nested_intervals` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/nested_intervals-00539d0aebac285a)
[INFO] [stdout] 
[INFO] [stdout] running 38 tests
[INFO] [stdout] test tests::test_any_overlapping ... ok
[INFO] [stdout] test tests::test_any_nested ... ok
[INFO] [stdout] test tests::test_clone ... ok
[INFO] [stdout] test tests::test_covered_units ... ok
[INFO] [stdout] test tests::test_filter_overlapping_split_basic ... ok
[INFO] [stdout] test tests::test_filter_overlapping_multiples ... ok
[INFO] [stdout] test tests::test_filter_overlapping_split ... ok
[INFO] [stdout] test tests::test_filter_overlapping_split_basic2 ... ok
[INFO] [stdout] test tests::test_filter_non_overlapping_multiples ... ok
[INFO] [stdout] test tests::test_filter_overlapping_split_doc ... ok
[INFO] [stdout] test tests::test_has_overlap ... ok
[INFO] [stdout] test tests::test_find_closest_start ... ok
[INFO] [stdout] test tests::test_find_closest_start_left ... ok
[INFO] [stdout] test tests::test_has_overlap_i128 ... ok
[INFO] [stdout] test tests::test_identical_starts ... ok
[INFO] [stdout] test tests::test_has_overlap_u64 ... ok
[INFO] [stdout] test tests::test_iter ... ok
[INFO] [stdout] test tests::test_identical_intervals ... ok
[INFO] [stdout] test tests::test_merge_drop ... ok
[INFO] [stdout] test tests::test_find_closest_start_right ... ok
[INFO] [stdout] test tests::test_mean_interval_size ... ok
[INFO] [stdout] test tests::test_merge_split_non_remains_overlapping ... ok
[INFO] [stdout] test tests::test_new_with_ids_sorting ... ok
[INFO] [stdout] test tests::test_merge_connected ... ok
[INFO] [stdout] test tests::test_example ... ok
[INFO] [stdout] test tests::test_split ... ok
[INFO] [stdout] test tests::test_query_multiple_non_overlapping ... ok
[INFO] [stdout] test tests::test_merge_hull ... ok
[INFO] [stdout] test tests::test_split_repeated_ids ... ok
[INFO] [stdout] test tests::test_substract ... ok
[INFO] [stdout] test tests::test_union ... ok
[INFO] [stdout] test tests::test_remove_duplicates ... ok
[INFO] [stdout] test tests::test_filter_overlapping_split_2 ... ok
[INFO] [stdout] test tests::test_nested ... ok
[INFO] [stdout] test tests::test_query ... ok
[INFO] [stdout] test tests::test_query_multiple ... ok
[INFO] [stdout] test tests::test_overlap_status ... ok
[INFO] [stdout] test tests::test_invert ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 38 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests nested_intervals
[INFO] [stderr] warning: unnecessary parentheses around closure body
[INFO] [stderr]    --> src/lib.rs:587:49
[INFO] [stderr]     |
[INFO] [stderr] 587 |                         last_ids.retain(|_k, v| (*v > 0));
[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] 587 -                         last_ids.retain(|_k, v| (*v > 0));
[INFO] [stderr] 587 +                         last_ids.retain(|_k, v| *v > 0);
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[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" "82a90062b658a008aac39df4f8a40e2c2ae734c6438d81e84185424e0c5a651d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82a90062b658a008aac39df4f8a40e2c2ae734c6438d81e84185424e0c5a651d", kill_on_drop: false }`
[INFO] [stdout] 82a90062b658a008aac39df4f8a40e2c2ae734c6438d81e84185424e0c5a651d