[INFO] fetching crate renderdag 0.3.1...
[INFO] testing renderdag-0.3.1 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2
[INFO] extracting crate renderdag 0.3.1 into /workspace/builds/worker-7-tc1/source
[INFO] removed /workspace/builds/worker-7-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate renderdag 0.3.1
[INFO] finished tweaking crates.io crate renderdag 0.3.1
[INFO] tweaked toml for crates.io crate renderdag 0.3.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate renderdag 0.3.1 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate renderdag 0.3.1 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b131bc12405786c9974000d25a37fe087f6f959d876a3b9f0022c016fd675cd6
[INFO] running `Command { std: "docker" "start" "-a" "b131bc12405786c9974000d25a37fe087f6f959d876a3b9f0022c016fd675cd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b131bc12405786c9974000d25a37fe087f6f959d876a3b9f0022c016fd675cd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b131bc12405786c9974000d25a37fe087f6f959d876a3b9f0022c016fd675cd6", kill_on_drop: false }`
[INFO] [stdout] b131bc12405786c9974000d25a37fe087f6f959d876a3b9f0022c016fd675cd6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b5c29e0976295cf7635d3f653fd0ede60d939dfa92a7df8c513fe3781a9bec7d
[INFO] running `Command { std: "docker" "start" "-a" "b5c29e0976295cf7635d3f653fd0ede60d939dfa92a7df8c513fe3781a9bec7d", kill_on_drop: false }`
[INFO] [stderr]    Compiling renderdag v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "b5c29e0976295cf7635d3f653fd0ede60d939dfa92a7df8c513fe3781a9bec7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5c29e0976295cf7635d3f653fd0ede60d939dfa92a7df8c513fe3781a9bec7d", kill_on_drop: false }`
[INFO] [stdout] b5c29e0976295cf7635d3f653fd0ede60d939dfa92a7df8c513fe3781a9bec7d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a87deb738fb6b5682cf68c526312dfef8da9164cf7d3c24b9712c868a97d1cb0
[INFO] running `Command { std: "docker" "start" "-a" "a87deb738fb6b5682cf68c526312dfef8da9164cf7d3c24b9712c868a97d1cb0", kill_on_drop: false }`
[INFO] [stderr]    Compiling owo-colors v4.2.3
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling color-spantrace v0.3.0
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling gimli v0.32.3
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]    Compiling rustc-demangle v0.1.26
[INFO] [stderr]    Compiling indenter v0.3.4
[INFO] [stderr]    Compiling yansi v1.0.1
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling tracing-subscriber v0.3.22
[INFO] [stderr]    Compiling pretty_assertions v1.4.1
[INFO] [stderr]    Compiling tracing-error v0.2.1
[INFO] [stderr]    Compiling addr2line v0.25.1
[INFO] [stderr]    Compiling backtrace v0.3.76
[INFO] [stderr]    Compiling color-eyre v0.6.5
[INFO] [stderr]    Compiling renderdag v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 10.79s
[INFO] running `Command { std: "docker" "inspect" "a87deb738fb6b5682cf68c526312dfef8da9164cf7d3c24b9712c868a97d1cb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a87deb738fb6b5682cf68c526312dfef8da9164cf7d3c24b9712c868a97d1cb0", kill_on_drop: false }`
[INFO] [stdout] a87deb738fb6b5682cf68c526312dfef8da9164cf7d3c24b9712c868a97d1cb0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ecb78592d348e74147d015c78731146e4176b37f534f81c8b43d8045832a88c4
[INFO] running `Command { std: "docker" "start" "-a" "ecb78592d348e74147d015c78731146e4176b37f534f81c8b43d8045832a88c4", 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/renderdag-726cd01b44e2f6a2)
[INFO] [stdout] 
[INFO] [stdout] running 63 tests
[INFO] [stdout] test tests::collapses_all_possible_lanes_in_dense_graph ... ok
[INFO] [stdout] test tests::collapses_lanes_in_linearized_multi_parent_chain ... ok
[INFO] [stdout] test tests::collapses_long_multi_stage_lane_chain ... ok
[INFO] [stdout] test tests::collapses_single_lane_after_merge_resolution ... ok
[INFO] [stdout] test tests::partial_parent_omissions_render_as_truncated_merges ... ok
[INFO] [stdout] test tests::collapses_multiple_lanes_in_one_pass ... ok
[INFO] [stdout] test tests::test_basic_branch_and_merge ... ok
[INFO] [stdout] test tests::orphan_nodes_are_marked_as_such_and_force_extra_lanes ... ok
[INFO] [stdout] test tests::test_branch_and_merge_near_root ... ok
[INFO] [stdout] test tests::terminal_lane_caps_can_be_enabled ... ok
[INFO] [stdout] test tests::collapses_multiple_lanes_across_several_rows ... ok
[INFO] [stdout] test tests::partially_missing_parents_are_exposed_in_the_model ... ok
[INFO] [stdout] test tests::test_branch_and_merge_with_middle_divergence ... ok
[INFO] [stdout] test tests::test_branch_end_with_multi_parent_rejoin ... ok
[INFO] [stdout] test tests::test_branching_out_from_single_base ... ok
[INFO] [stdout] test tests::test_cross_merge_fan_out ... ok
[INFO] [stdout] test tests::test_crossover_then_lane_collapse ... ok
[INFO] [stdout] test tests::test_cross_merge ... ok
[INFO] [stdout] test tests::test_deep_history_with_many_merges ... ok
[INFO] [stdout] test tests::collapses_parallel_branches_with_distinct_middle_paths ... ok
[INFO] [stdout] test tests::test_dense_interwoven_merge_fixture_with_hook_avoiding_base_vertical ... ok
[INFO] [stdout] test tests::test_descending_merge_stack_cascade_collapse ... ok
[INFO] [stdout] test tests::test_dense_interwoven_merge_fixture_with_early_collapse_hook ... ok
[INFO] [stdout] test tests::test_high_fan_in_merge_fixture ... ok
[INFO] [stdout] test tests::test_disconnected_histories_without_common_root ... ok
[INFO] [stdout] test tests::test_disconnected_history_with_missing_parents ... ok
[INFO] [stdout] test tests::test_four_parent_octopus_merge ... ok
[INFO] [stdout] test tests::test_linear_chain ... ok
[INFO] [stdout] test tests::test_merge_whose_parent_is_itself_a_merge ... ok
[INFO] [stdout] test tests::test_immediate_merge_after_parallel_branches ... ok
[INFO] [stdout] test tests::test_complex_cross_merge_with_multiple_crossovers ... ok
[INFO] [stdout] test tests::test_merge_with_shared_ancestor_parent ... ok
[INFO] [stdout] test tests::test_merge_with_single_side_commit ... ok
[INFO] [stdout] test tests::test_multi_branch_rejoin_with_nested_side_branches ... ok
[INFO] [stdout] test tests::test_large_disconnected_history_with_many_missing_parents ... ok
[INFO] [stdout] test tests::test_multiple_branches_merge_in_to_single_node ... ok
[INFO] [stdout] test tests::test_large_multi_merge ... ok
[INFO] [stdout] test tests::test_left_leaning_octopus_merge_with_crossover ... ok
[INFO] [stdout] test tests::test_multiple_disconnected_families ... ok
[INFO] [stdout] test tests::test_merge_with_reintroduced_mainline_parent_collapse_root ... ok
[INFO] [stdout] test tests::test_highly_tangled_merge_graph ... ok
[INFO] [stdout] test tests::test_multiple_source_nodes_branching_in ... ok
[INFO] [stdout] test tests::test_long_history_with_repeated_branch_merge_cycles ... ok
[INFO] [stdout] test tests::test_octopus_branches_followed_by_merge_with_hook_collapse ... ok
[INFO] [stdout] test tests::test_merge_path_shorter_than_parallel_branch ... ok
[INFO] [stdout] test tests::test_octopus_merge_with_crossover ... ok
[INFO] [stdout] test tests::test_merge_with_extra_commits_on_both_branches ... ok
[INFO] [stdout] test tests::test_octopus_merge_with_many_parents ... ok
[INFO] [stdout] test tests::test_parallel_sibling_merges ... ok
[INFO] [stdout] test tests::test_octopus_merge_with_nested_merge_parent ... ok
[INFO] [stdout] test tests::test_orphan_isolated_node ... ok
[INFO] [stdout] test tests::test_three_node_linear_history ... ok
[INFO] [stdout] test tests::test_three_merges_with_nested_branch_merge ... ok
[INFO] [stdout] test tests::test_three_way_merge_with_vertical_crossover ... ok
[INFO] [stdout] test tests::test_stacked_merges_fixture_cascade_out_with_one_crossover ... ok
[INFO] [stdout] test tests::test_stacked_merges_fixture_with_early_collapse ... ok
[INFO] [stdout] test tests::test_stacked_merges_fixture_cascade_out_with_all_crossover ... ok
[INFO] [stdout] test tests::test_merge_with_crossover_right_variant ... ok
[INFO] [stdout] test tests::test_merge_with_extra_mainline_commit ... ok
[INFO] [stdout] test tests::test_merge_with_crossover_left_variant ... ok
[INFO] [stdout] test tests::test_left_leaning_octopus_merge ... ok
[INFO] [stdout] test tests::lane_collapse_shifts_lanes_left_when_possible_but_terminal_nodes_dont ... ok
[INFO] [stdout] test tests::test_cross_merge_with_extra_crossover ... ok
[INFO] [stderr]    Doc-tests renderdag
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 63 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[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" "ecb78592d348e74147d015c78731146e4176b37f534f81c8b43d8045832a88c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecb78592d348e74147d015c78731146e4176b37f534f81c8b43d8045832a88c4", kill_on_drop: false }`
[INFO] [stdout] ecb78592d348e74147d015c78731146e4176b37f534f81c8b43d8045832a88c4