[INFO] fetching crate sundo 0.2.0...
[INFO] testing sundo-0.2.0 against 1.95.0 for beta-1.96-2
[INFO] extracting crate sundo 0.2.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate sundo 0.2.0
[INFO] finished tweaking crates.io crate sundo 0.2.0
[INFO] tweaked toml for crates.io crate sundo 0.2.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate sundo 0.2.0 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate sundo 0.2.0 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c3040308393fd0d7d503ceb7aac844100cb863460d92c3894b9041df6575a4e
[INFO] running `Command { std: "docker" "start" "-a" "2c3040308393fd0d7d503ceb7aac844100cb863460d92c3894b9041df6575a4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c3040308393fd0d7d503ceb7aac844100cb863460d92c3894b9041df6575a4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c3040308393fd0d7d503ceb7aac844100cb863460d92c3894b9041df6575a4e", kill_on_drop: false }`
[INFO] [stdout] 2c3040308393fd0d7d503ceb7aac844100cb863460d92c3894b9041df6575a4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e70ddbac790b8f5a2f9f670436adf4319fa614ba6229ce9d04f56d602235aef3
[INFO] running `Command { std: "docker" "start" "-a" "e70ddbac790b8f5a2f9f670436adf4319fa614ba6229ce9d04f56d602235aef3", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling im v15.1.0
[INFO] [stderr]    Compiling bitmaps v2.1.0
[INFO] [stderr]    Compiling rand_xoshiro v0.6.0
[INFO] [stderr]    Compiling sized-chunks v0.6.5
[INFO] [stderr]    Compiling sundo v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.95s
[INFO] running `Command { std: "docker" "inspect" "e70ddbac790b8f5a2f9f670436adf4319fa614ba6229ce9d04f56d602235aef3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e70ddbac790b8f5a2f9f670436adf4319fa614ba6229ce9d04f56d602235aef3", kill_on_drop: false }`
[INFO] [stdout] e70ddbac790b8f5a2f9f670436adf4319fa614ba6229ce9d04f56d602235aef3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a0a00136ff9439d05364a461660f820a378d4ede83b4ad819f5607e1a28abed
[INFO] running `Command { std: "docker" "start" "-a" "6a0a00136ff9439d05364a461660f820a378d4ede83b4ad819f5607e1a28abed", kill_on_drop: false }`
[INFO] [stderr]    Compiling sundo v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `users` and `messages` are never read
[INFO] [stdout]     --> src/test.rs:1047:13
[INFO] [stdout]      |
[INFO] [stdout] 1046 |         struct AppState {
[INFO] [stdout]      |                -------- fields in this struct
[INFO] [stdout] 1047 |             users: HashMap<u64, String>,
[INFO] [stdout]      |             ^^^^^
[INFO] [stdout] 1048 |             messages: Vector<String>,
[INFO] [stdout]      |             ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `AppState` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]      = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]     --> src/test.rs:1805:17
[INFO] [stdout]      |
[INFO] [stdout] 1805 |         assert!(snapshot.current_memory_bytes >= 0);
[INFO] [stdout]      |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.16s
[INFO] running `Command { std: "docker" "inspect" "6a0a00136ff9439d05364a461660f820a378d4ede83b4ad819f5607e1a28abed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a0a00136ff9439d05364a461660f820a378d4ede83b4ad819f5607e1a28abed", kill_on_drop: false }`
[INFO] [stdout] 6a0a00136ff9439d05364a461660f820a378d4ede83b4ad819f5607e1a28abed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a67c04cc9ff4678d5d568940d8d097175899ea7d496b42274885183595c234ae
[INFO] running `Command { std: "docker" "start" "-a" "a67c04cc9ff4678d5d568940d8d097175899ea7d496b42274885183595c234ae", kill_on_drop: false }`
[INFO] [stderr] warning: fields `users` and `messages` are never read
[INFO] [stderr]     --> src/test.rs:1047:13
[INFO] [stderr]      |
[INFO] [stderr] 1046 |         struct AppState {
[INFO] [stderr]      |                -------- fields in this struct
[INFO] [stderr] 1047 |             users: HashMap<u64, String>,
[INFO] [stderr]      |             ^^^^^
[INFO] [stderr] 1048 |             messages: Vector<String>,
[INFO] [stderr]      |             ^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: `AppState` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]      = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: comparison is useless due to type limits
[INFO] [stderr]     --> src/test.rs:1805:17
[INFO] [stderr]      |
[INFO] [stderr] 1805 |         assert!(snapshot.current_memory_bytes >= 0);
[INFO] [stderr]      |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `sundo` (lib test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sundo-b675b74838a1b418)
[INFO] [stdout] 
[INFO] [stdout] running 86 tests
[INFO] [stdout] test test::builder_tests::test_builder_default ... ok
[INFO] [stdout] test test::builder_tests::test_max_entries_one ... ok
[INFO] [stdout] test test::builder_tests::test_max_entries_preserves_current_state ... ok
[INFO] [stdout] test test::builder_tests::test_max_entries_pointer_adjustment ... ok
[INFO] [stdout] test test::builder_tests::test_max_entries_pruning ... ok
[INFO] [stdout] test test::builder_tests::test_max_entries_with_update ... ok
[INFO] [stdout] test test::builder_tests::test_max_entries_with_undo ... ok
[INFO] [stdout] test test::builder_tests::test_memory_footprint_for_string ... ok
[INFO] [stdout] test test::builder_tests::test_memory_based_limit_with_vec ... ok
[INFO] [stdout] test test::builder_tests::test_memory_footprint_for_vec ... ok
[INFO] [stdout] test test::builder_tests::test_memory_footprint_for_im_vector ... ok
[INFO] [stdout] test test::builder_tests::test_memory_limit_preserves_current_state ... ok
[INFO] [stdout] test test::builder_tests::test_no_limit_unlimited_history ... ok
[INFO] [stdout] test test::builder_tests::test_persistent_with_memory_limits ... ok
[INFO] [stdout] test test::builder_tests::test_restore_from_snapshot_with_memory_limits ... ok
[INFO] [stdout] test test::scoped_transaction_tests::test_persistent_scoped_transaction_rollback ... ok
[INFO] [stdout] test test::builder_tests::test_memory_based_limit_basic ... ok
[INFO] [stdout] test test::builder_tests::test_persistent_builder_max_entries ... ok
[INFO] [stdout] test test::builder_tests::test_snapshot_with_memory_info ... ok
[INFO] [stdout] test test::scoped_transaction_tests::test_scoped_transaction_commit ... ok
[INFO] [stdout] test test::scoped_transaction_tests::test_scoped_transaction_rollback ... ok
[INFO] [stdout] test test::tests::test_cancel_transaction_without_start ... ok
[INFO] [stdout] test test::tests::test_complex_workflow ... ok
[INFO] [stdout] test test::tests::test_custom_persistent_type ... ok
[INFO] [stdout] test test::tests::test_end_transaction_without_start ... ok
[INFO] [stdout] test test::tests::test_get_history_empty ... ok
[INFO] [stdout] test test::tests::test_get_history_len ... ok
[INFO] [stdout] test test::builder_tests::test_combined_limits ... ok
[INFO] [stdout] test test::tests::test_get_history_single_item ... ok
[INFO] [stdout] test test::tests::test_get_history_with_undo ... ok
[INFO] [stdout] test test::tests::test_get_pointer ... ok
[INFO] [stdout] test test::tests::test_go_to_first_item ... ok
[INFO] [stdout] test test::tests::test_go_to_invalid_index ... ok
[INFO] [stdout] test test::tests::test_go_to_valid_index ... ok
[INFO] [stdout] test test::tests::test_modify_current_in_place_multiple_times ... ok
[INFO] [stdout] test test::tests::test_modify_current_in_place_basic ... ok
[INFO] [stdout] test test::tests::test_modify_current_in_place_on_empty ... ok
[INFO] [stdout] test test::tests::test_modify_current_in_place_preserves_description ... ok
[INFO] [stdout] test test::tests::test_modify_current_in_place_preserves_redo_stack ... ok
[INFO] [stdout] test test::tests::test_modify_current_in_place_with_transaction ... ok
[INFO] [stdout] test test::tests::test_modify_vs_replace_current_behavior ... ok
[INFO] [stdout] test test::tests::test_new ... ok
[INFO] [stdout] test test::tests::test_nested_transaction_ignored ... ok
[INFO] [stdout] test test::tests::test_persistent_cancel_transaction ... ok
[INFO] [stdout] test test::tests::test_persistent_can_undo_redo ... ok
[INFO] [stdout] test test::tests::test_persistent_get_history ... ok
[INFO] [stdout] test test::tests::test_persistent_custom_type ... ok
[INFO] [stdout] test test::tests::test_persistent_go_to ... ok
[INFO] [stdout] test test::tests::test_persistent_replace_current ... ok
[INFO] [stdout] test test::tests::test_persistent_trait_with_im_hashmap ... ok
[INFO] [stdout] test test::tests::test_persistent_trait_with_im_vector ... ok
[INFO] [stdout] test test::tests::test_persistent_undo_redo_basic ... ok
[INFO] [stdout] test test::tests::test_persistent_undo_redo_undo_redo ... ok
[INFO] [stdout] test test::tests::test_persistent_replace_current_truncates_future ... ok
[INFO] [stdout] test test::tests::test_persistent_undo_redo_update ... ok
[INFO] [stdout] test test::tests::test_push_single_item ... ok
[INFO] [stdout] test test::tests::test_push_truncates_future_history ... ok
[INFO] [stdout] test test::tests::test_persistent_modify_current_in_place_complex_modifications ... ok
[INFO] [stdout] test test::tests::test_rc_sharing ... ok
[INFO] [stdout] test test::tests::test_persistent_modify_current_in_place_preserves_redo ... ok
[INFO] [stdout] test test::tests::test_redo_at_end ... ok
[INFO] [stdout] test test::tests::test_persistent_modify_current_in_place_basic ... ok
[INFO] [stdout] test test::tests::test_push_multiple_items ... ok
[INFO] [stdout] test test::tests::test_present ... ok
[INFO] [stdout] test test::tests::test_persistent_modify_vs_replace_current_behavior ... ok
[INFO] [stdout] test test::tests::test_persistent_transaction_does_not_overwrite_previous_state ... ok
[INFO] [stdout] test test::tests::test_replace_current_multiple_times ... ok
[INFO] [stdout] test test::tests::test_cancel_transaction ... ok
[INFO] [stdout] test test::tests::test_redo_basic ... ok
[INFO] [stdout] test test::tests::test_replace_current ... ok
[INFO] [stdout] test test::tests::test_replace_current_on_empty ... ok
[INFO] [stdout] test test::tests::test_replace_current_preserves_description ... ok
[INFO] [stdout] test test::tests::test_replace_current_with_navigation_example ... ok
[INFO] [stdout] test test::tests::test_transaction_does_not_overwrite_previous_state ... ok
[INFO] [stdout] test test::tests::test_undo_after_transaction ... ok
[INFO] [stdout] test test::tests::test_transaction_with_no_changes ... ok
[INFO] [stdout] test test::tests::test_replace_current_truncates_future ... ok
[INFO] [stdout] test test::tests::test_persistent_no_rc_overhead ... ok
[INFO] [stdout] test test::tests::test_start_transaction_basic ... ok
[INFO] [stdout] test test::tests::test_undo_at_beginning ... ok
[INFO] [stdout] test test::tests::test_undo_basic ... ok
[INFO] [stdout] test test::tests::test_update_basic ... ok
[INFO] [stdout] test test::tests::test_update_on_empty ... ok
[INFO] [stdout] test test::builder_tests::test_builder_with_capacity ... ok
[INFO] [stdout] test test::scoped_transaction_tests::test_persistent_scoped_transaction_commit ... ok
[INFO] [stdout] test test::tests::test_persistent_transaction ... ok
[INFO] [stderr]    Doc-tests sundo
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 86 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test src/lib.rs - sundo::Actions::modify_current_in_place (line 478) ... ignored
[INFO] [stdout] test src/lib.rs - sundo::Actions::replace_current (line 445) ... ignored
[INFO] [stdout] test src/lib.rs - sundo::MemoryFootprint (line 46) ... ignored
[INFO] [stdout] test src/lib.rs - sundo::Persistent (line 14) ... ignored
[INFO] [stdout] test src/lib.rs - sundo::Persistent (line 25) ... ignored
[INFO] [stdout] test src/lib.rs - sundo::PersistentActions::modify_current_in_place (line 322) ... ignored
[INFO] [stdout] test src/lib.rs - sundo::PersistentActions::replace_current (line 289) ... ignored
[INFO] [stdout] test src/lib.rs - sundo::PersistentEntry (line 229) ... ignored
[INFO] [stdout] test src/lib.rs - sundo::PersistentScopedTransaction (line 1034) ... ignored
[INFO] [stdout] test src/lib.rs - sundo::PersistentUndoRedoBuilder (line 1195) ... ignored
[INFO] [stdout] test src/lib.rs - sundo::ScopedTransaction (line 961) ... ignored
[INFO] [stdout] test src/lib.rs - sundo::Snapshot (line 368) ... ignored
[INFO] [stdout] test src/lib.rs - sundo::UndoRedoBuilder (line 1097) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 13 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.44s; merged doctests compilation took 0.43s
[INFO] running `Command { std: "docker" "inspect" "a67c04cc9ff4678d5d568940d8d097175899ea7d496b42274885183595c234ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a67c04cc9ff4678d5d568940d8d097175899ea7d496b42274885183595c234ae", kill_on_drop: false }`
[INFO] [stdout] a67c04cc9ff4678d5d568940d8d097175899ea7d496b42274885183595c234ae
