[INFO] fetching crate range_union_find 0.5.0...
[INFO] testing range_union_find-0.5.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate range_union_find 0.5.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate range_union_find 0.5.0
[INFO] finished tweaking crates.io crate range_union_find 0.5.0
[INFO] tweaked toml for crates.io crate range_union_find 0.5.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate range_union_find 0.5.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "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" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 41 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sorted-vec v0.8.10
[INFO] [stderr]   Downloaded version-sync v0.9.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 79d8251ff152358649a2ead18876565df8ef6907201c3ed880bde3b3fbb1952a
[INFO] running `Command { std: "docker" "start" "-a" "79d8251ff152358649a2ead18876565df8ef6907201c3ed880bde3b3fbb1952a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79d8251ff152358649a2ead18876565df8ef6907201c3ed880bde3b3fbb1952a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79d8251ff152358649a2ead18876565df8ef6907201c3ed880bde3b3fbb1952a", kill_on_drop: false }`
[INFO] [stdout] 79d8251ff152358649a2ead18876565df8ef6907201c3ed880bde3b3fbb1952a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 90628a4776f32da296a68b3732aac00e07e059abcea92f4cf2a9a7ffd32d2bfb
[INFO] running `Command { std: "docker" "start" "-a" "90628a4776f32da296a68b3732aac00e07e059abcea92f4cf2a9a7ffd32d2bfb", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling sorted-vec v0.8.10
[INFO] [stderr]    Compiling range_union_find v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Num`
[INFO] [stdout]  --> src/num_trait.rs:1:27
[INFO] [stdout]   |
[INFO] [stdout] 1 | use num_traits::{PrimInt, Num};
[INFO] [stdout]   |                           ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.85s
[INFO] running `Command { std: "docker" "inspect" "90628a4776f32da296a68b3732aac00e07e059abcea92f4cf2a9a7ffd32d2bfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90628a4776f32da296a68b3732aac00e07e059abcea92f4cf2a9a7ffd32d2bfb", kill_on_drop: false }`
[INFO] [stdout] 90628a4776f32da296a68b3732aac00e07e059abcea92f4cf2a9a7ffd32d2bfb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ad4a56ee98f4c1b4a14821e827dcf59528e5a95fa84cb9ecea17b88c14be9cc
[INFO] running `Command { std: "docker" "start" "-a" "9ad4a56ee98f4c1b4a14821e827dcf59528e5a95fa84cb9ecea17b88c14be9cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling stable_deref_trait v1.2.1
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling percent-encoding v2.3.2
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stdout] warning: unused import: `Num`
[INFO] [stdout]  --> src/num_trait.rs:1:27
[INFO] [stdout]   |
[INFO] [stdout] 1 | use num_traits::{PrimInt, Num};
[INFO] [stdout]   |                           ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.1
[INFO] [stderr]    Compiling zerovec-derive v0.11.2
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]    Compiling yoke v0.8.1
[INFO] [stderr]    Compiling zerovec v0.11.5
[INFO] [stderr]    Compiling zerotrie v0.2.3
[INFO] [stderr]    Compiling tinystr v0.8.2
[INFO] [stderr]    Compiling potential_utf v0.1.4
[INFO] [stderr]    Compiling icu_collections v2.1.1
[INFO] [stderr]    Compiling icu_locale_core v2.1.1
[INFO] [stderr]    Compiling icu_provider v2.1.1
[INFO] [stderr]    Compiling icu_properties v2.1.1
[INFO] [stderr]    Compiling icu_normalizer v2.1.1
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling url v2.5.7
[INFO] [stderr]    Compiling version-sync v0.9.5
[INFO] [stderr]    Compiling range_union_find v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Num`
[INFO] [stdout]  --> src/num_trait.rs:1:27
[INFO] [stdout]   |
[INFO] [stdout] 1 | use num_traits::{PrimInt, Num};
[INFO] [stdout]   |                           ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 19.96s
[INFO] running `Command { std: "docker" "inspect" "9ad4a56ee98f4c1b4a14821e827dcf59528e5a95fa84cb9ecea17b88c14be9cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ad4a56ee98f4c1b4a14821e827dcf59528e5a95fa84cb9ecea17b88c14be9cc", kill_on_drop: false }`
[INFO] [stdout] 9ad4a56ee98f4c1b4a14821e827dcf59528e5a95fa84cb9ecea17b88c14be9cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9e53c4a9cccf92f0469921968f762c602fe1d723a4b202b2ebb0b65bc52b51cf
[INFO] running `Command { std: "docker" "start" "-a" "9e53c4a9cccf92f0469921968f762c602fe1d723a4b202b2ebb0b65bc52b51cf", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Num`
[INFO] [stderr]  --> src/num_trait.rs:1:27
[INFO] [stderr]   |
[INFO] [stderr] 1 | use num_traits::{PrimInt, Num};
[INFO] [stderr]   |                           ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `range_union_find` (lib) generated 1 warning
[INFO] [stderr] warning: `range_union_find` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/range_union_find-8e62f895b40bf9a9)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::find_range_with_f64_element_in_triple ... ok
[INFO] [stdout] test tests::find_range_with_i32_element_in_triple ... ok
[INFO] [stdout] test num_trait::tests::step_i8_full ... 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]      Running tests/fp_ranges.rs (/opt/rustwide/target/debug/deps/fp_ranges-a9a0529c36fb10dd)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test fp_range_merge ... ok
[INFO] [stdout] test multi_range_range_partial ... ok
[INFO] [stdout] test single_inf_range_range_checks ... ok
[INFO] [stderr]      Running tests/primint_ranges.rs (/opt/rustwide/target/debug/deps/primint_ranges-6501fa664c0ad57d)
[INFO] [stdout] test insert_max_size_range ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 44 tests
[INFO] [stdout] test extend_bitor_equivalence ... ok
[INFO] [stdout] test insert_contained_range_over_single_range ... ok
[INFO] [stdout] test bitand_overarch_subselect ... ok
[INFO] [stdout] test insert_gapfill_element_over_dual_range ... ok
[INFO] [stdout] test insert_partial_gapfill_range_over_dual_range ... ok
[INFO] [stdout] test insert_partial_overarch_adj_range_over_dual_range ... ok
[INFO] [stdout] test insert_max_size_range ... ok
[INFO] [stdout] test insert_partial_overarch_adj_range_over_single_range ... ok
[INFO] [stdout] test insert_partial_overarch_full_valuespan ... ok
[INFO] [stdout] test insert_partial_overarch_all_range_over_multi_range ... ok
[INFO] [stdout] test insert_range_over_endpoint_singletons ... ok
[INFO] [stdout] test reject_bad_ranges ... ok
[INFO] [stdout] test inverse_range ... ok
[INFO] [stdout] test make_from_iter ... ok
[INFO] [stdout] test multi_range_range_partial ... ok
[INFO] [stdout] test print_dual_range ... ok
[INFO] [stdout] test insert_repeated_points ... ok
[INFO] [stdout] test insert_single_element_adj_range ... ok
[INFO] [stdout] test remove_disjoint_range ... ok
[INFO] [stdout] test remove_endpoint_overlap_single_range ... ok
[INFO] [stdout] test remove_entire_single_range ... ok
[INFO] [stdout] test remove_over_valuespan_singletons ... ok
[INFO] [stdout] test remove_overarch_partial_match ... ok
[INFO] [stdout] test remove_overlap_single_range ... ok
[INFO] [stdout] test remove_partial_multiple_ranges ... ok
[INFO] [stdout] test remove_partial_multiple_ranges_rangeswallow ... ok
[INFO] [stdout] test insert_partial_range_over_single_range ... ok
[INFO] [stdout] test remove_partial_single_range ... ok
[INFO] [stdout] test remove_partial_with_singleton_leftovers ... ok
[INFO] [stdout] test remove_sub_equivalence ... ok
[INFO] [stdout] test single_range_has_element ... ok
[INFO] [stdout] test remove_point_make_points ... ok
[INFO] [stdout] test single_range_range_partial ... ok
[INFO] [stdout] test single_range_range_disjoint ... ok
[INFO] [stdout] test dual_range_singleton_has_element ... ok
[INFO] [stdout] test bitand_same_obj ... ok
[INFO] [stdout] test xor_partial ... ok
[INFO] [stdout] test dual_range_has_element ... ok
[INFO] [stdout] test bitand_when_contained ... ok
[INFO] [stdout] test single_range_has_range ... ok
[INFO] [stdout] test turn_into_iter ... ok
[INFO] [stdout] test range_set_boolean_ops_demorgan ... ok
[INFO] [stdout] test bitand_when_disjoint ... ok
[INFO] [stdout] test dual_range_singleton_has_range ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 44 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.12s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/regressions.rs (/opt/rustwide/target/debug/deps/regressions-bc677a518e35f404)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test regression_issue_1 ... ok
[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] [stderr]      Running tests/version_numbers.rs (/opt/rustwide/target/debug/deps/version_numbers-80b31b9004ea43d4)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_html_root_url ... ok
[INFO] [stderr]    Doc-tests range_union_find
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - RangeUnionFind<T>::has_element_enum (line 135) ... ok
[INFO] [stdout] test src/lib.rs - RangeUnionFind<T>::find_range_with_element (line 354) ... ok
[INFO] [stdout] test src/lib.rs - RangeUnionFind<T>::has_range (line 188) ... ok
[INFO] [stdout] test src/lib.rs - (line 9) ... ok
[INFO] [stdout] test src/lib.rs - RangeUnionFind<T>::has_element_enum (line 119) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.95s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9e53c4a9cccf92f0469921968f762c602fe1d723a4b202b2ebb0b65bc52b51cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e53c4a9cccf92f0469921968f762c602fe1d723a4b202b2ebb0b65bc52b51cf", kill_on_drop: false }`
[INFO] [stdout] 9e53c4a9cccf92f0469921968f762c602fe1d723a4b202b2ebb0b65bc52b51cf