[INFO] fetching crate probly-search 1.2.4...
[INFO] testing probly-search-1.2.4 against 1.55.0 for beta-1.56-1
[INFO] extracting crate probly-search 1.2.4 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate probly-search 1.2.4 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate probly-search 1.2.4
[INFO] finished tweaking crates.io crate probly-search 1.2.4
[INFO] tweaked toml for crates.io crate probly-search 1.2.4 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9574cb228f8642f864efbf7246b887895104c9dd0b25ac0a5d668da1b57dd71d
[INFO] running `Command { std: "docker" "start" "-a" "9574cb228f8642f864efbf7246b887895104c9dd0b25ac0a5d668da1b57dd71d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9574cb228f8642f864efbf7246b887895104c9dd0b25ac0a5d668da1b57dd71d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9574cb228f8642f864efbf7246b887895104c9dd0b25ac0a5d668da1b57dd71d", kill_on_drop: false }`
[INFO] [stdout] 9574cb228f8642f864efbf7246b887895104c9dd0b25ac0a5d668da1b57dd71d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 992d7568653f80e866b73a3e94d4a7aff17d29e5955939db770f5c6f6dbb0111
[INFO] running `Command { std: "docker" "start" "-a" "992d7568653f80e866b73a3e94d4a7aff17d29e5955939db770f5c6f6dbb0111", kill_on_drop: false }`
[INFO] [stderr]    Compiling nonzero_ext v0.1.5
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling derivative v1.0.4
[INFO] [stderr]    Compiling typed-generational-arena v0.2.5
[INFO] [stderr]    Compiling probly-search v1.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.26s
[INFO] running `Command { std: "docker" "inspect" "992d7568653f80e866b73a3e94d4a7aff17d29e5955939db770f5c6f6dbb0111", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "992d7568653f80e866b73a3e94d4a7aff17d29e5955939db770f5c6f6dbb0111", kill_on_drop: false }`
[INFO] [stdout] 992d7568653f80e866b73a3e94d4a7aff17d29e5955939db770f5c6f6dbb0111
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2402c14b0f775070ba6c905d592fddf8441696b842a7344046936f15d6a38254
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2402c14b0f775070ba6c905d592fddf8441696b842a7344046936f15d6a38254", kill_on_drop: false }`
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling probly-search v1.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.28s
[INFO] running `Command { std: "docker" "inspect" "2402c14b0f775070ba6c905d592fddf8441696b842a7344046936f15d6a38254", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2402c14b0f775070ba6c905d592fddf8441696b842a7344046936f15d6a38254", kill_on_drop: false }`
[INFO] [stdout] 2402c14b0f775070ba6c905d592fddf8441696b842a7344046936f15d6a38254
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 980e7c4e508e44c1467e39cc136eb189c2aff46e8f76c012d815146ff09cd4fe
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "980e7c4e508e44c1467e39cc136eb189c2aff46e8f76c012d815146ff09cd4fe", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/probly_search-2a0837806a25196f)
[INFO] [stdout] 
[INFO] [stdout] running 30 tests
[INFO] [stdout] test index::tests::delete::it_should_delete_1 ... ok
[INFO] [stdout] test index::tests::find::count::it_should_count_nodes ... ok
[INFO] [stdout] test index::tests::find::count::it_should_count_nodes_empty ... ok
[INFO] [stdout] test index::tests::add::it_should_add_one_document_with_three_terms ... ok
[INFO] [stdout] test query::score::default::zero_to_one::tests::it_should_be_bounded_by_one ... ok
[INFO] [stdout] test query::score::default::zero_to_one::tests::it_should_penalize_missing_repeating_query_terms ... ok
[INFO] [stdout] test query::score::default::zero_to_one::tests::it_should_be_bounded_be_one ... ok
[INFO] [stdout] test index::tests::add::it_should_add_shared_terms ... ok
[INFO] [stdout] test index::tests::find::char_code::it_should_find_undefined_children_if_none ... ok
[INFO] [stdout] test index::tests::find::count::it_should_count_nodes_2 ... ok
[INFO] [stdout] test query::score::default::zero_to_one::tests::it_should_penalize_repeating_query_terms ... ok
[INFO] [stdout] test query::score::default::bm25::tests::it_should_return_doc_1_and_2 ... ok
[INFO] [stdout] test query::score::default::zero_to_one::tests::it_combines_multi_field_result_by_ignoring_lowest ... ok
[INFO] [stdout] test query::score::default::zero_to_one::tests::it_should_retrieve_multiple_results ... ok
[INFO] [stdout] test index::tests::find::term::it_should_find ... ok
[INFO] [stdout] test query::score::default::zero_to_one::tests::it_should_be_bounded_by_one_2 ... ok
[INFO] [stdout] test query::tests::query::it_should_use_filter_for_query ... ok
[INFO] [stdout] test query::score::default::bm25::tests::it_should_return_doc_1 ... ok
[INFO] [stdout] test query::score::default::zero_to_one::tests::it_combines_multi_field_result ... ok
[INFO] [stdout] test query::tests::query::it_should_use_token_separator_as_disjunction_operator ... ok
[INFO] [stdout] test query::score::default::zero_to_one::tests::it_should_perform_partial_matching ... ok
[INFO] [stdout] test query::score::default::zero_to_one::tests::it_should_retrieve_multiple_results_and_penalize_repeating_query_terms ... ok
[INFO] [stdout] test query::tests::query::it_should_return_doc_1_and_2 ... ok
[INFO] [stdout] test query::tests::expand::it_should_expand_all ... ok
[INFO] [stdout] test index::tests::find::char_code::it_should_find_existing ... ok
[INFO] [stdout] test query::tests::query::it_should_return_doc_1 ... ok
[INFO] [stdout] test query::tests::expand::it_should_not_expand ... ok
[INFO] [stdout] test index::tests::add::it_should_ignore_empty_tokens ... ok
[INFO] [stdout] test query::tests::query::it_should_match_text_by_expanding ... ok
[INFO] [stderr]      Running tests/integrations_tests.rs (/opt/rustwide/target/debug/deps/integrations_tests-f84078d157a4a267)
[INFO] [stdout] test query::score::default::zero_to_one::tests::it_should_perform_partial_matching_repeating ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 30 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test it_is_thread_safe ... ok
[INFO] [stdout] test test_add_query_delete_bm25 ... ok
[INFO] [stdout] test test_add_query_delete_zero_to_one ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests probly-search
[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" "980e7c4e508e44c1467e39cc136eb189c2aff46e8f76c012d815146ff09cd4fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "980e7c4e508e44c1467e39cc136eb189c2aff46e8f76c012d815146ff09cd4fe", kill_on_drop: false }`
[INFO] [stdout] 980e7c4e508e44c1467e39cc136eb189c2aff46e8f76c012d815146ff09cd4fe