[INFO] fetching crate reclib 0.1.0-alpha.2...
[INFO] testing reclib-0.1.0-alpha.2 against 1.99.0-beta.8 for beta-1.100-2
[INFO] extracting crate reclib 0.1.0-alpha.2 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate reclib 0.1.0-alpha.2
[INFO] finished tweaking crates.io crate reclib 0.1.0-alpha.2
[INFO] tweaked toml for crates.io crate reclib 0.1.0-alpha.2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate reclib 0.1.0-alpha.2 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate reclib 0.1.0-alpha.2 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded arrow-data v59.0.0
[INFO] [stderr]   Downloaded cc v1.2.65
[INFO] [stderr]   Downloaded arrow-schema v59.0.0
[INFO] [stderr]   Downloaded arrow-buffer v59.0.0
[INFO] [stderr]   Downloaded arrow-array v59.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] aae07ec31945fb508bc0d0fce87a98537fa77b3be41348b0b0b9ebc384d872ec
[INFO] running `Command { std: "docker" "start" "aae07ec31945fb508bc0d0fce87a98537fa77b3be41348b0b0b9ebc384d872ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aae07ec31945fb508bc0d0fce87a98537fa77b3be41348b0b0b9ebc384d872ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "aae07ec31945fb508bc0d0fce87a98537fa77b3be41348b0b0b9ebc384d872ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aae07ec31945fb508bc0d0fce87a98537fa77b3be41348b0b0b9ebc384d872ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "aae07ec31945fb508bc0d0fce87a98537fa77b3be41348b0b0b9ebc384d872ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling reclib v0.1.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.64s
[INFO] running `Command { std: "docker" "inspect" "aae07ec31945fb508bc0d0fce87a98537fa77b3be41348b0b0b9ebc384d872ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "aae07ec31945fb508bc0d0fce87a98537fa77b3be41348b0b0b9ebc384d872ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling reclib v0.1.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.78s
[INFO] running `Command { std: "docker" "inspect" "aae07ec31945fb508bc0d0fce87a98537fa77b3be41348b0b0b9ebc384d872ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "aae07ec31945fb508bc0d0fce87a98537fa77b3be41348b0b0b9ebc384d872ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/reclib-6d2a29e80d1b61c6)
[INFO] [stdout] 
[INFO] [stdout] running 56 tests
[INFO] [stdout] test evaluation::tests::empty_test_set_is_none ... ok
[INFO] [stdout] test evaluation::tests::leave_one_out_matches_hand_computation ... ok
[INFO] [stdout] test evaluation::tests::display_contains_metric_labels ... ok
[INFO] [stdout] test evaluation::tests::cutoff_affects_hit_rate ... ok
[INFO] [stdout] test interner::tests::get_does_not_insert ... ok
[INFO] [stdout] test evaluation::tests::low_level_evaluate_accepts_explicit_instances ... ok
[INFO] [stdout] test interner::tests::assigns_incremental_ids_from_zero ... ok
[INFO] [stdout] test metrics::ranking::tests::arhr_sums_reciprocal_hit_ranks ... ok
[INFO] [stdout] test interner::tests::interns_absorbs_duplicated_inserts ... ok
[INFO] [stdout] test metrics::ranking::tests::average_precision_matches_hand_computation ... ok
[INFO] [stdout] test metrics::ranking::tests::degenerate_inputs_return_zero ... ok
[INFO] [stdout] test metrics::ranking::tests::hit_rate_is_binary ... ok
[INFO] [stdout] test metrics::ranking::tests::duplicates_do_not_double_count ... ok
[INFO] [stdout] test interner::tests::resolve_out_of_range_is_none ... ok
[INFO] [stdout] test metrics::ranking::tests::dataset_means_are_none_when_empty ... ok
[INFO] [stdout] test evaluation::tests::too_short_sequences_are_skipped ... ok
[INFO] [stdout] test metrics::ranking::tests::dataset_means_average_per_query_scores ... ok
[INFO] [stdout] test metrics::ranking::tests::f1_matches_hand_computation ... ok
[INFO] [stdout] test interner::tests::resolves_round_trip ... ok
[INFO] [stdout] test metrics::ranking::tests::ndcg_two_relevant_items ... ok
[INFO] [stdout] test metrics::ranking::tests::ndcg_single_relevant_item ... ok
[INFO] [stdout] test metrics::ranking::tests::precision_matches_hand_computation ... ok
[INFO] [stdout] test metrics::ranking::tests::recall_matches_hand_computation ... ok
[INFO] [stdout] test metrics::ranking::tests::reciprocal_rank_uses_first_hit ... ok
[INFO] [stdout] test models::popularity::tests::top_k_truncates_with_deterministic_ties ... ok
[INFO] [stdout] test models::popularity::tests::ranks_by_frequency ... ok
[INFO] [stdout] test models::random::tests::deterministic_for_same_seed_and_query ... ok
[INFO] [stdout] test models::random::tests::different_queries_give_different_rankings ... ok
[INFO] [stdout] test models::popularity::tests::out_of_range_candidate_scores_zero ... ok
[INFO] [stdout] test models::random::tests::different_seeds_give_different_scores ... ok
[INFO] [stdout] test models::random::tests::fit_ignores_sequences_but_uses_catalogue_size ... ok
[INFO] [stdout] test models::sknn::baseline::tests::backoff_can_be_disabled ... ok
[INFO] [stdout] test models::random::tests::recommend_returns_a_full_distinct_ranking ... ok
[INFO] [stdout] test models::random::tests::scores_have_catalogue_length_and_unit_range ... ok
[INFO] [stdout] test models::sknn::baseline::tests::ranks_shared_items_above_singletons ... ok
[INFO] [stdout] test models::sknn::baseline::tests::empty_query_backs_off_to_popularity ... ok
[INFO] [stdout] test models::sknn::baseline::tests::sampling_is_reproducible ... ok
[INFO] [stdout] test models::sknn::baseline::tests::scores_reflect_neighbour_overlap ... ok
[INFO] [stdout] test models::sknn::common::tests::cosine_matches_definition ... ok
[INFO] [stdout] test models::sknn::common::tests::cosine_zero_when_a_side_is_empty ... ok
[INFO] [stdout] test models::sknn::sequential::tests::cosine_weights_the_inverse_distance ... ok
[INFO] [stdout] test models::sknn::vector::tests::empty_query_backs_off_to_popularity ... ok
[INFO] [stdout] test models::sknn::vector::tests::recency_breaks_ties_that_sknn_cannot ... ok
[INFO] [stdout] test sequence::tests::builds_from_raw_and_shares_interner ... ok
[INFO] [stdout] test models::sknn::common::tests::no_subsampling_when_under_limit ... ok
[INFO] [stdout] test models::sknn::sequential::tests::scores_only_the_continuation_in_order ... ok
[INFO] [stdout] test models::sknn::common::tests::recency_weights_favour_recent_items ... ok
[INFO] [stdout] test models::sknn::common::tests::subsampling_is_deterministic_and_bounded ... ok
[INFO] [stdout] test models::sknn::common::tests::select_top_k_orders_by_similarity_then_id ... ok
[INFO] [stdout] test models::sknn::sequential::tests::empty_query_backs_off_to_popularity ... ok
[INFO] [stdout] test sequence::tests::from_interactions_empty_is_empty ... ok
[INFO] [stdout] test sequence::tests::get_out_of_range_is_none ... ok
[INFO] [stdout] test sequence::tests::from_interactions_groups_and_sorts ... ok
[INFO] [stdout] test sequence::tests::from_interactions_ties_keep_row_order ... ok
[INFO] [stdout] test sequence::tests::iter_yields_slices_in_order ... ok
[INFO] [stdout] test models::sknn::common::tests::unimplemented_similarity_panics - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 56 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests reclib
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/models/sknn/common.rs - models::sknn::common::SknnConfig (line 25) ... ok
[INFO] [stdout] test src/models/random.rs - models::random::Random (line 24) ... ok
[INFO] [stdout] test src/metrics/ranking.rs - metrics::ranking (line 21) ... ok
[INFO] [stdout] test src/lib.rs - (line 9) ... ok
[INFO] [stdout] test src/evaluation.rs - evaluation (line 18) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.84s; merged doctests compilation took 0.83s
[INFO] running `Command { std: "docker" "inspect" "aae07ec31945fb508bc0d0fce87a98537fa77b3be41348b0b0b9ebc384d872ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aae07ec31945fb508bc0d0fce87a98537fa77b3be41348b0b0b9ebc384d872ec", kill_on_drop: false }`
[INFO] [stdout] aae07ec31945fb508bc0d0fce87a98537fa77b3be41348b0b0b9ebc384d872ec
