[INFO] cloning repository https://github.com/varenst/Rust-data-structures
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/varenst/Rust-data-structures" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvarenst%2FRust-data-structures", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvarenst%2FRust-data-structures'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3ca6f9c0f8de4514fe7036fe749b01f6ba46ff85
[INFO] testing varenst/Rust-data-structures against master#f9988fefd3add01f414f52b414308e7872622fee for pr-155114
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvarenst%2FRust-data-structures" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/varenst/Rust-data-structures
[INFO] finished tweaking git repo https://github.com/varenst/Rust-data-structures
[INFO] tweaked toml for git repo https://github.com/varenst/Rust-data-structures written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/varenst/Rust-data-structures on toolchain f9988fefd3add01f414f52b414308e7872622fee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/varenst/Rust-data-structures 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" "+f9988fefd3add01f414f52b414308e7872622fee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[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" "+f9988fefd3add01f414f52b414308e7872622fee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "cda9f47aa416b06b118224bcc97d9a523312d189a0845a78d26087ef87e7b70a", kill_on_drop: false }`
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[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" "+f9988fefd3add01f414f52b414308e7872622fee" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "inspect" "75e48b0f4f9f25439981f8a3dcc0f0bb98e5249eecfce9b0d48e588c5be50d63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75e48b0f4f9f25439981f8a3dcc0f0bb98e5249eecfce9b0d48e588c5be50d63", kill_on_drop: false }`
[INFO] [stdout] 75e48b0f4f9f25439981f8a3dcc0f0bb98e5249eecfce9b0d48e588c5be50d63
[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" "+f9988fefd3add01f414f52b414308e7872622fee" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6512429fed9ccfe6cdf0706ea455fd088edb7c3326312caa090130a5660888e4
[INFO] running `Command { std: "docker" "start" "-a" "6512429fed9ccfe6cdf0706ea455fd088edb7c3326312caa090130a5660888e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling e v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.59s
[INFO] running `Command { std: "docker" "inspect" "6512429fed9ccfe6cdf0706ea455fd088edb7c3326312caa090130a5660888e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6512429fed9ccfe6cdf0706ea455fd088edb7c3326312caa090130a5660888e4", kill_on_drop: false }`
[INFO] [stdout] 6512429fed9ccfe6cdf0706ea455fd088edb7c3326312caa090130a5660888e4
[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" "+f9988fefd3add01f414f52b414308e7872622fee" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 29ade41a89ad7475ab5cac63bd193d1a13c61829773653fe02591148b4acd4df
[INFO] running `Command { std: "docker" "start" "-a" "29ade41a89ad7475ab5cac63bd193d1a13c61829773653fe02591148b4acd4df", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/data_structures-e2b30f2c45113688)
[INFO] [stdout] 
[INFO] [stdout] running 56 tests
[INFO] [stdout] test linear_data_structures::linked_lists::circular::tests::test_delete_head ... ok
[INFO] [stdout] test linear_data_structures::linked_lists::circular::tests::test_delete_only_element ... ok
[INFO] [stdout] test linear_data_structures::linked_lists::circular::tests::test_delete_non_existent ... ok
[INFO] [stdout] test linear_data_structures::linked_lists::circular::tests::test_delete_middle ... ok
[INFO] [stdout] test linear_data_structures::linked_lists::circular::tests::test_delete_tail ... ok
[INFO] [stdout] test linear_data_structures::linked_lists::circular::tests::test_insert_after_on_empty_list ... ok
[INFO] [stdout] test linear_data_structures::linked_lists::circular::tests::test_insert_after_success ... ok
[INFO] [stdout] test linear_data_structures::linked_lists::circular::tests::test_insert_at_beginning_multiple_elements ... ok
[INFO] [stdout] test linear_data_structures::linked_lists::circular::tests::test_insert_at_beginning_single_element ... ok
[INFO] [stdout] test linear_data_structures::linked_lists::circular::tests::test_insert_after_not_found ... ok
[INFO] [stdout] test linear_data_structures::linked_lists::circular::tests::test_insert_at_end_single_element ... ok
[INFO] [stdout] test linear_data_structures::linked_lists::circular::tests::test_insert_at_end_multiple_elements ... ok
[INFO] [stdout] test linear_data_structures::linked_lists::circular::tests::test_reverse_empty_list ... ok
[INFO] [stdout] test linear_data_structures::linked_lists::circular::tests::test_reverse_multiple_elements ... ok
[INFO] [stdout] test linear_data_structures::linked_lists::circular::tests::test_reverse_single_element ... ok
[INFO] [stdout] test linear_data_structures::linked_lists::double::tests::test_insert_after_preserves_prev_links ... ok
[INFO] [stdout] test linear_data_structures::linked_lists::double::tests::test_insert_at_beginning_with_prev ... ok
[INFO] [stdout] test linear_data_structures::linked_lists::double::tests::test_insert_at_end_with_prev ... ok
[INFO] [stdout] test linear_data_structures::linked_lists::double::tests::test_delete_preserves_prev_links ... ok
[INFO] [stdout] test linear_data_structures::linked_lists::singular::tests::test_delete_head_node ... ok
[INFO] [stdout] test linear_data_structures::linked_lists::singular::tests::test_display_empty_list ... ok
[INFO] [stdout] test linear_data_structures::linked_lists::singular::tests::test_insert_after_nonexistent ... ok
[INFO] [stdout] test linear_data_structures::linked_lists::singular::tests::test_insert_after_head ... ok
[INFO] [stdout] test linear_data_structures::linked_lists::singular::tests::test_insert_after_middle ... ok
[INFO] [stdout] test linear_data_structures::linked_lists::singular::tests::test_insert_at_beginning ... ok
[INFO] [stdout] test linear_data_structures::linked_lists::double::tests::test_reverse_preserves_prev_links ... ok
[INFO] [stdout] test linear_data_structures::linked_lists::singular::tests::test_delete_middle_node ... ok
[INFO] [stdout] test linear_data_structures::linked_lists::singular::tests::test_insert_at_end ... ok
[INFO] [stdout] test linear_data_structures::linked_lists::singular::tests::test_iterator_collect ... ok
[INFO] [stdout] test linear_data_structures::linked_lists::singular::tests::test_length_empty ... ok
[INFO] [stdout] test non_linear_data_structures::trees::avl_tree::tests::test_balanced_tree_heights ... ok
[INFO] [stdout] test non_linear_data_structures::trees::avl_tree::tests::test_ll_rotation ... ok
[INFO] [stdout] test linear_data_structures::linked_lists::singular::tests::test_length_nonempty ... ok
[INFO] [stdout] test non_linear_data_structures::trees::avl_tree::tests::test_lr_rotation ... ok
[INFO] [stdout] test non_linear_data_structures::trees::avl_tree::tests::test_rl_rotation ... ok
[INFO] [stdout] test linear_data_structures::linked_lists::singular::tests::test_reverse_list ... ok
[INFO] [stdout] test non_linear_data_structures::trees::avl_tree::tests::test_rr_rotation ... ok
[INFO] [stdout] test non_linear_data_structures::trees::avl_tree::tests::test_single_insertion ... ok
[INFO] [stdout] test linear_data_structures::linked_lists::singular::tests::test_search_found ... ok
[INFO] [stdout] test linear_data_structures::linked_lists::singular::tests::test_search_not_found ... ok
[INFO] [stdout] test non_linear_data_structures::trees::binary_search_tree::tests::insert_and_search ... ok
[INFO] [stdout] test non_linear_data_structures::trees::binary_search_tree::tests::insert_duplicates ... ok
[INFO] [stdout] test linear_data_structures::vec::tests::basics ... ok
[INFO] [stdout] test non_linear_data_structures::trees::binary_search_tree::tests::test_delete ... ok
[INFO] [stdout] test non_linear_data_structures::trees::binary_search_tree::tests::test_pretty_print ... ok
[INFO] [stdout] test non_linear_data_structures::trees::binary_tree::tests::test_inorder ... ok
[INFO] [stdout] test non_linear_data_structures::trees::binary_tree::tests::test_postorder ... ok
[INFO] [stdout] test non_linear_data_structures::trees::binary_tree::tests::test_preorder ... ok
[INFO] [stdout] test non_linear_data_structures::trees::binary_tree::tests::test_visual_tree ... ok
[INFO] [stdout] test non_linear_data_structures::trees::red_black_tree::tests::test_deletion_node_with_one_child ... ok
[INFO] [stdout] test non_linear_data_structures::trees::red_black_tree::tests::test_deletion_node_with_two_children ... ok
[INFO] [stdout] test non_linear_data_structures::trees::red_black_tree::tests::test_deletion_root_node ... ok
[INFO] [stdout] test non_linear_data_structures::trees::red_black_tree::tests::test_deletion_leaf_node ... ok
[INFO] [stdout] test non_linear_data_structures::trees::red_black_tree::tests::test_insertion ... ok
[INFO] [stdout] test non_linear_data_structures::trees::avl_tree::tests::test_avl_tree_creation ... ok
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/e-2b55e8f578523f35)
[INFO] [stdout] test non_linear_data_structures::trees::avl_tree::tests::test_avl_deletion_balanced ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 56 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests data_structures
[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] [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" "29ade41a89ad7475ab5cac63bd193d1a13c61829773653fe02591148b4acd4df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29ade41a89ad7475ab5cac63bd193d1a13c61829773653fe02591148b4acd4df", kill_on_drop: false }`
[INFO] [stdout] 29ade41a89ad7475ab5cac63bd193d1a13c61829773653fe02591148b4acd4df
