[INFO] fetching crate taffy 0.9.1...
[INFO] testing taffy-0.9.1 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate taffy 0.9.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate taffy 0.9.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate taffy 0.9.1
[INFO] tweaked toml for crates.io crate taffy 0.9.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate taffy 0.9.1 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate taffy 0.9.1 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c26bcfca9faab85779b797d7c32b18ccd80a31734fb28f8ceb791e85426cc596
[INFO] running `Command { std: "docker" "start" "-a" "c26bcfca9faab85779b797d7c32b18ccd80a31734fb28f8ceb791e85426cc596", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c26bcfca9faab85779b797d7c32b18ccd80a31734fb28f8ceb791e85426cc596", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c26bcfca9faab85779b797d7c32b18ccd80a31734fb28f8ceb791e85426cc596", kill_on_drop: false }`
[INFO] [stdout] c26bcfca9faab85779b797d7c32b18ccd80a31734fb28f8ceb791e85426cc596
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] abe914b363cf3ecffeb0888dc2cfeb98ca6665ddab740abd94dd4aa02d154079
[INFO] running `Command { std: "docker" "start" "-a" "abe914b363cf3ecffeb0888dc2cfeb98ca6665ddab740abd94dd4aa02d154079", kill_on_drop: false }`
[INFO] [stderr]    Compiling slotmap v1.0.7
[INFO] [stderr]    Compiling grid v0.18.0
[INFO] [stderr]    Compiling taffy v0.9.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.54s
[INFO] running `Command { std: "docker" "inspect" "abe914b363cf3ecffeb0888dc2cfeb98ca6665ddab740abd94dd4aa02d154079", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abe914b363cf3ecffeb0888dc2cfeb98ca6665ddab740abd94dd4aa02d154079", kill_on_drop: false }`
[INFO] [stdout] abe914b363cf3ecffeb0888dc2cfeb98ca6665ddab740abd94dd4aa02d154079
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f67a2ec6eb2460fc452fac7505c6d0535421e94b47bbf86286f0e3b07362e407
[INFO] running `Command { std: "docker" "start" "-a" "f67a2ec6eb2460fc452fac7505c6d0535421e94b47bbf86286f0e3b07362e407", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling taffy v0.9.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 28.05s
[INFO] running `Command { std: "docker" "inspect" "f67a2ec6eb2460fc452fac7505c6d0535421e94b47bbf86286f0e3b07362e407", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f67a2ec6eb2460fc452fac7505c6d0535421e94b47bbf86286f0e3b07362e407", kill_on_drop: false }`
[INFO] [stdout] f67a2ec6eb2460fc452fac7505c6d0535421e94b47bbf86286f0e3b07362e407
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0545f3d9b55354e2544bb11d4b55e4896c78ab994388adec50a3c33f84698498
[INFO] running `Command { std: "docker" "start" "-a" "0545f3d9b55354e2544bb11d4b55e4896c78ab994388adec50a3c33f84698498", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/taffy-43f34b4913ddda17)
[INFO] [stdout] 
[INFO] [stdout] running 89 tests
[INFO] [stdout] test compute::grid::explicit_grid::test::explicit_grid_sizing_auto_fill_exact_fit ... ok
[INFO] [stdout] test compute::grid::explicit_grid::test::explicit_grid_sizing_auto_fill_min_size_exact_fit ... ok
[INFO] [stdout] test compute::grid::explicit_grid::test::explicit_grid_sizing_auto_fill_min_size_non_exact_fit ... ok
[INFO] [stdout] test compute::grid::explicit_grid::test::explicit_grid_sizing_auto_fill_multiple_repeated_tracks ... ok
[INFO] [stdout] test compute::grid::explicit_grid::test::explicit_grid_sizing_auto_fill_gap ... ok
[INFO] [stdout] test compute::grid::explicit_grid::test::explicit_grid_sizing_mix_repeated_and_non_repeated ... ok
[INFO] [stdout] test compute::grid::explicit_grid::test::explicit_grid_sizing_mix_with_padding ... ok
[INFO] [stdout] test compute::grid::explicit_grid::test::explicit_grid_sizing_no_defined_size ... ok
[INFO] [stdout] test compute::grid::explicit_grid::test::test_initialize_grid_tracks ... ok
[INFO] [stdout] test compute::grid::explicit_grid::test::explicit_grid_sizing_no_repeats ... ok
[INFO] [stdout] test compute::grid::implicit_grid::tests::test_child_min_max_line::child_min_max_line_auto ... ok
[INFO] [stdout] test compute::grid::implicit_grid::tests::test_child_min_max_line::child_min_max_line_negative_track ... ok
[INFO] [stdout] test compute::grid::implicit_grid::tests::test_initial_grid_sizing::explicit_grid_sizing_with_children ... ok
[INFO] [stdout] test compute::grid::implicit_grid::tests::test_initial_grid_sizing::negative_implicit_grid_sizing ... ok
[INFO] [stdout] test compute::grid::placement::tests::test_placement_algorithm::test_auto_placement_in_negative_tracks ... ok
[INFO] [stdout] test compute::grid::placement::tests::test_placement_algorithm::test_definite_in_secondary_axis_with_fully_definite_negative ... ok
[INFO] [stdout] test compute::grid::placement::tests::test_placement_algorithm::test_dense_packing_algorithm ... ok
[INFO] [stdout] test compute::grid::placement::tests::test_placement_algorithm::test_fixed_in_secondary_axis ... ok
[INFO] [stdout] test compute::grid::placement::tests::test_placement_algorithm::test_only_auto_placement_row_flow ... ok
[INFO] [stdout] test compute::grid::placement::tests::test_placement_algorithm::test_only_fixed_placement ... ok
[INFO] [stdout] test compute::grid::placement::tests::test_placement_algorithm::test_placement_spanning_origin ... ok
[INFO] [stdout] test style_helpers::repeat_fn_tests::test_repeat_auto_fill_str ... ok
[INFO] [stdout] test style_helpers::repeat_fn_tests::test_repeat_auto_fit_str ... ok
[INFO] [stdout] test style::tests::style_sizes ... ok
[INFO] [stdout] test compute::grid::placement::tests::test_placement_algorithm::test_sparse_packing_algorithm ... ok
[INFO] [stdout] test style_helpers::repeat_fn_tests::test_repeat_u16 ... ok
[INFO] [stdout] test compute::grid::placement::tests::test_placement_algorithm::test_only_auto_placement_column_flow ... ok
[INFO] [stdout] test style::flex::tests::test_flex_direction::flex_direction_is_column ... ok
[INFO] [stdout] test style::flex::tests::test_flex_direction::flex_direction_is_reverse ... ok
[INFO] [stdout] test tree::taffy_tree::tests::compute_layout_should_produce_valid_result ... ok
[INFO] [stdout] test tree::taffy_tree::tests::add_child ... ok
[INFO] [stdout] test style::tests::defaults_match ... ok
[INFO] [stdout] test compute::tests::hidden_layout_should_hide_recursively ... ok
[INFO] [stdout] test style::flex::tests::test_flex_direction::flex_direction_is_row ... ok
[INFO] [stdout] test tree::taffy_tree::tests::insert_child_at_index ... ok
[INFO] [stdout] test compute::grid::explicit_grid::test::explicit_grid_sizing_auto_fill_non_exact_fit ... ok
[INFO] [stdout] test tree::taffy_tree::tests::new_leaf_with_context ... ok
[INFO] [stdout] test tree::taffy_tree::tests::make_sure_layout_location_is_top_left ... ok
[INFO] [stdout] test tree::taffy_tree::tests::new_should_allocate_default_capacity ... ok
[INFO] [stdout] test tree::taffy_tree::tests::remove_child ... ok
[INFO] [stdout] test tree::taffy_tree::tests::remove_child_at_index ... ok
[INFO] [stdout] test tree::taffy_tree::tests::remove_child_updates_parents ... ok
[INFO] [stdout] test tree::taffy_tree::tests::remove_node_should_remove ... ok
[INFO] [stdout] test tree::taffy_tree::tests::remove_node_should_detach_hierarchy ... ok
[INFO] [stdout] test tree::taffy_tree::tests::set_children ... ok
[INFO] [stdout] test tree::taffy_tree::tests::replace_child_at_index ... ok
[INFO] [stdout] test tree::taffy_tree::tests::set_children_reparents ... ok
[INFO] [stdout] test tree::taffy_tree::tests::remove_children_range ... ok
[INFO] [stdout] test tree::taffy_tree::tests::set_measure_of_previously_unmeasured_node ... ok
[INFO] [stdout] test tree::taffy_tree::tests::test_child_at_index ... ok
[INFO] [stdout] test tree::taffy_tree::tests::test_child_count ... ok
[INFO] [stdout] test tree::taffy_tree::tests::set_measure ... ok
[INFO] [stdout] test tree::taffy_tree::tests::test_children ... ok
[INFO] [stdout] test tree::taffy_tree::tests::test_layout ... ok
[INFO] [stdout] test tree::taffy_tree::tests::test_new_leaf ... ok
[INFO] [stdout] test tree::taffy_tree::tests::test_mark_dirty ... ok
[INFO] [stdout] test tree::taffy_tree::tests::remove_last_node ... ok
[INFO] [stdout] test tree::taffy_tree::tests::test_new_with_children ... ok
[INFO] [stdout] test tree::taffy_tree::tests::test_style ... ok
[INFO] [stdout] test util::math::tests::lhs_f32_rhs_option_f32::test_maybe_add ... ok
[INFO] [stdout] test tree::taffy_tree::tests::test_with_capacity ... ok
[INFO] [stdout] test util::math::tests::lhs_f32_rhs_option_f32::test_maybe_max ... ok
[INFO] [stdout] test util::math::tests::lhs_f32_rhs_option_f32::test_maybe_min ... ok
[INFO] [stdout] test util::math::tests::lhs_f32_rhs_option_f32::test_maybe_sub ... ok
[INFO] [stdout] test util::math::tests::lhs_option_f32_rhs_f32::test_maybe_add ... ok
[INFO] [stdout] test util::math::tests::lhs_option_f32_rhs_f32::test_maybe_min ... ok
[INFO] [stdout] test util::math::tests::lhs_option_f32_rhs_f32::test_maybe_max ... ok
[INFO] [stdout] test util::math::tests::lhs_option_f32_rhs_f32::test_maybe_sub ... ok
[INFO] [stdout] test util::math::tests::lhs_option_f32_rhs_option_f32::test_maybe_add ... ok
[INFO] [stdout] test util::math::tests::lhs_option_f32_rhs_option_f32::test_maybe_max ... ok
[INFO] [stdout] test util::math::tests::lhs_option_f32_rhs_option_f32::test_maybe_min ... ok
[INFO] [stdout] test util::math::tests::lhs_option_f32_rhs_option_f32::test_maybe_sub ... ok
[INFO] [stdout] test util::resolve::tests::maybe_resolve_dimension::resolve_auto ... ok
[INFO] [stdout] test util::resolve::tests::maybe_resolve_dimension::resolve_length ... ok
[INFO] [stdout] test util::resolve::tests::maybe_resolve_dimension::resolve_percent ... ok
[INFO] [stdout] test compute::grid::placement::tests::test_placement_algorithm::test_oversized_item ... ok
[INFO] [stdout] test tree::taffy_tree::tests::test_set_style ... ok
[INFO] [stdout] test util::resolve::tests::maybe_resolve_size_dimension::maybe_resolve_auto ... ok
[INFO] [stdout] test util::resolve::tests::maybe_resolve_size_dimension::maybe_resolve_length ... ok
[INFO] [stdout] test util::resolve::tests::maybe_resolve_size_dimension::maybe_resolve_percent ... ok
[INFO] [stdout] test util::resolve::tests::resolve_or_zero_dimension_to_option_f32::resolve_or_zero_auto ... ok
[INFO] [stdout] test util::resolve::tests::resolve_or_zero_dimension_to_option_f32::resolve_or_zero_length ... ok
[INFO] [stdout] test util::resolve::tests::resolve_or_zero_rect_dimension_to_rect::resolve_or_zero_auto ... ok
[INFO] [stdout] test util::resolve::tests::resolve_or_zero_dimension_to_option_f32::resolve_or_zero_percent ... ok
[INFO] [stdout] test util::resolve::tests::resolve_or_zero_rect_dimension_to_rect::resolve_or_zero_percent ... ok
[INFO] [stdout] test util::resolve::tests::resolve_or_zero_rect_dimension_to_rect_f32_via_option::resolve_or_zero_percent ... ok
[INFO] [stdout] test util::resolve::tests::resolve_or_zero_rect_dimension_to_rect::resolve_or_zero_length ... ok
[INFO] [stdout] test util::resolve::tests::resolve_or_zero_rect_dimension_to_rect_f32_via_option::resolve_or_zero_length ... ok
[INFO] [stdout] test util::resolve::tests::resolve_or_zero_rect_dimension_to_rect_f32_via_option::resolve_or_zero_auto ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 89 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests taffy
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/tree/traits.rs - tree::traits (line 76) ... ok
[INFO] [stdout] test src/tree/traits.rs - tree::traits (line 102) ... ok
[INFO] [stdout] test src/tree/traits.rs - tree::traits (line 42) ... ok
[INFO] [stdout] test src/tree/traits.rs - tree::traits (line 116) ... ok
[INFO] [stdout] test src/lib.rs - readme_doctest (line 119) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.43s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0545f3d9b55354e2544bb11d4b55e4896c78ab994388adec50a3c33f84698498", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0545f3d9b55354e2544bb11d4b55e4896c78ab994388adec50a3c33f84698498", kill_on_drop: false }`
[INFO] [stdout] 0545f3d9b55354e2544bb11d4b55e4896c78ab994388adec50a3c33f84698498