[INFO] fetching crate villa01-data-structures 0.2.0...
[INFO] testing villa01-data-structures-0.2.0 against try#c066bf6804adc55193b71afdff6a56922f4a8689+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_in_2025-retry-1
[INFO] extracting crate villa01-data-structures 0.2.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate villa01-data-structures 0.2.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate villa01-data-structures 0.2.0
[INFO] tweaked toml for crates.io crate villa01-data-structures 0.2.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate villa01-data-structures 0.2.0 on toolchain c066bf6804adc55193b71afdff6a56922f4a8689
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c066bf6804adc55193b71afdff6a56922f4a8689" "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" "+c066bf6804adc55193b71afdff6a56922f4a8689" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c066bf6804adc55193b71afdff6a56922f4a8689" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+c066bf6804adc55193b71afdff6a56922f4a8689" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ad89be073033624fc7755635a9db4f86b07c177139f3c7416a7acf9ced07e4fc
[INFO] running `Command { std: "docker" "start" "-a" "ad89be073033624fc7755635a9db4f86b07c177139f3c7416a7acf9ced07e4fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad89be073033624fc7755635a9db4f86b07c177139f3c7416a7acf9ced07e4fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad89be073033624fc7755635a9db4f86b07c177139f3c7416a7acf9ced07e4fc", kill_on_drop: false }`
[INFO] [stdout] ad89be073033624fc7755635a9db4f86b07c177139f3c7416a7acf9ced07e4fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+c066bf6804adc55193b71afdff6a56922f4a8689" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 52e2853d05b7d77a91e4aac3528ef9e322316874075aac27ad5bab88fcdf9a2b
[INFO] running `Command { std: "docker" "start" "-a" "52e2853d05b7d77a91e4aac3528ef9e322316874075aac27ad5bab88fcdf9a2b", kill_on_drop: false }`
[INFO] [stderr]    Compiling villa01-data-structures v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "52e2853d05b7d77a91e4aac3528ef9e322316874075aac27ad5bab88fcdf9a2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52e2853d05b7d77a91e4aac3528ef9e322316874075aac27ad5bab88fcdf9a2b", kill_on_drop: false }`
[INFO] [stdout] 52e2853d05b7d77a91e4aac3528ef9e322316874075aac27ad5bab88fcdf9a2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+c066bf6804adc55193b71afdff6a56922f4a8689" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] e4fc41dee03890e22558fe4643af5942393e6d00244a7f035a22e29681ac047c
[INFO] running `Command { std: "docker" "start" "-a" "e4fc41dee03890e22558fe4643af5942393e6d00244a7f035a22e29681ac047c", kill_on_drop: false }`
[INFO] [stderr]    Compiling villa01-data-structures v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `Command { std: "docker" "inspect" "e4fc41dee03890e22558fe4643af5942393e6d00244a7f035a22e29681ac047c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4fc41dee03890e22558fe4643af5942393e6d00244a7f035a22e29681ac047c", kill_on_drop: false }`
[INFO] [stdout] e4fc41dee03890e22558fe4643af5942393e6d00244a7f035a22e29681ac047c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+c066bf6804adc55193b71afdff6a56922f4a8689" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 7e294b06f3dcb5df62266cf57e629a5b40d376338042cbeb165f27c27f46524f
[INFO] running `Command { std: "docker" "start" "-a" "7e294b06f3dcb5df62266cf57e629a5b40d376338042cbeb165f27c27f46524f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/villa01_data_structures-27dfecb569ce05be)
[INFO] [stdout] 
[INFO] [stdout] running 70 tests
[INFO] [stdout] test doubly_linked_list::delete::test::delete_first_element ... ok
[INFO] [stdout] test doubly_linked_list::delete::test::delete_last_element ... ok
[INFO] [stdout] test doubly_linked_list::delete::test::delete_multiple_elements ... ok
[INFO] [stdout] test doubly_linked_list::delete::test::delete_one_middle_element ... ok
[INFO] [stdout] test doubly_linked_list::delete_first::test::test_delete_until_empty ... ok
[INFO] [stdout] test doubly_linked_list::delete::test::length_should_decrease ... ok
[INFO] [stdout] test doubly_linked_list::delete_first::test::test_delete_first_one_item_list ... ok
[INFO] [stdout] test doubly_linked_list::delete_last::test::test_delete_first_multi_item_list ... ok
[INFO] [stdout] test doubly_linked_list::delete_last::test::test_delete_last_empty_list ... ok
[INFO] [stdout] test doubly_linked_list::delete_first::test::test_delete_first_multi_item_list ... ok
[INFO] [stdout] test doubly_linked_list::delete_last::test::test_delete_last_one_item_list ... ok
[INFO] [stdout] test doubly_linked_list::delete_last::test::test_delete_until_empty ... ok
[INFO] [stdout] test doubly_linked_list::display::test::test_displaying_list ... ok
[INFO] [stdout] test doubly_linked_list::get::test::test_at_zero ... ok
[INFO] [stdout] test doubly_linked_list::delete_last::test::test_list_integrity_after_delete_last ... ok
[INFO] [stdout] test doubly_linked_list::delete_first::test::test_delete_first_empty_list ... ok
[INFO] [stdout] test doubly_linked_list::get::test::test_with_several_nodes_from_end ... ok
[INFO] [stdout] test doubly_linked_list::get::test::test_with_several_nodes_from_start ... ok
[INFO] [stdout] test doubly_linked_list::get_first::test::test_get_first ... ok
[INFO] [stdout] test doubly_linked_list::get_first_mut::test::test_get_first ... ok
[INFO] [stdout] test doubly_linked_list::get_first_mut::test::test_get_first_empty_list ... ok
[INFO] [stdout] test doubly_linked_list::get::test::test_at_len ... ok
[INFO] [stdout] test doubly_linked_list::delete_first::test::test_list_integrity_after_delete_first ... ok
[INFO] [stdout] test doubly_linked_list::get_first::test::test_get_first_empty_list ... ok
[INFO] [stdout] test doubly_linked_list::delete::test::in_of_bounds ... ok
[INFO] [stdout] test doubly_linked_list::get_first::test::test_get_first_verify_inmutable ... ok
[INFO] [stdout] test doubly_linked_list::get_last::test::test_get_last ... ok
[INFO] [stdout] test doubly_linked_list::get_last::test::test_get_last_empty_list ... ok
[INFO] [stdout] test doubly_linked_list::get_mut::test::test_at_len ... ok
[INFO] [stdout] test doubly_linked_list::get_last::test::test_get_last_verify_inmutable ... ok
[INFO] [stdout] test doubly_linked_list::get_last_mut::test::test_get_last ... ok
[INFO] [stdout] test doubly_linked_list::get_mut::test::test_at_zero ... ok
[INFO] [stdout] test doubly_linked_list::get_last_mut::test::test_get_last_empty_list ... ok
[INFO] [stdout] test doubly_linked_list::get_mut::test::test_with_several_nodes_from_end ... ok
[INFO] [stdout] test doubly_linked_list::insert_at_beginning::test::test_empty_list ... ok
[INFO] [stdout] test doubly_linked_list::get_mut::test::test_with_several_nodes_from_start ... ok
[INFO] [stdout] test doubly_linked_list::insert_at_end::test::test_empty_list ... ok
[INFO] [stdout] test doubly_linked_list::insert_at_end::test::test_existing_head ... ok
[INFO] [stdout] test doubly_linked_list::insert_at_beginning::test::test_existing_head ... ok
[INFO] [stdout] test doubly_linked_list::insert_at_position::test::test_at_zero ... ok
[INFO] [stdout] test doubly_linked_list::insert_at_position::test::test_with_several_nodes_from_end ... ok
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/villa01_data_structures-27dfecb569ce05be` (signal: 11, SIGSEGV: invalid memory reference)
[INFO] running `Command { std: "docker" "inspect" "7e294b06f3dcb5df62266cf57e629a5b40d376338042cbeb165f27c27f46524f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e294b06f3dcb5df62266cf57e629a5b40d376338042cbeb165f27c27f46524f", kill_on_drop: false }`
[INFO] [stdout] 7e294b06f3dcb5df62266cf57e629a5b40d376338042cbeb165f27c27f46524f