[INFO] fetching crate fitts 0.2.1...
[INFO] testing fitts-0.2.1 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate fitts 0.2.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate fitts 0.2.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate fitts 0.2.1
[INFO] tweaked toml for crates.io crate fitts 0.2.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate fitts 0.2.1 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate fitts 0.2.1 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 627b496d60b92686216bdbc60b6d97adbb449a9ad48fa5cc90fcd607e5ef28a5
[INFO] running `Command { std: "docker" "start" "-a" "627b496d60b92686216bdbc60b6d97adbb449a9ad48fa5cc90fcd607e5ef28a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "627b496d60b92686216bdbc60b6d97adbb449a9ad48fa5cc90fcd607e5ef28a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "627b496d60b92686216bdbc60b6d97adbb449a9ad48fa5cc90fcd607e5ef28a5", kill_on_drop: false }`
[INFO] [stdout] 627b496d60b92686216bdbc60b6d97adbb449a9ad48fa5cc90fcd607e5ef28a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c5517bb78b890bd9d92d050fee816578b6dae14d3897f5f4a5fae5746cea95e
[INFO] running `Command { std: "docker" "start" "-a" "7c5517bb78b890bd9d92d050fee816578b6dae14d3897f5f4a5fae5746cea95e", kill_on_drop: false }`
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling iana-time-zone v0.1.64
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling fitts v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.61s
[INFO] running `Command { std: "docker" "inspect" "7c5517bb78b890bd9d92d050fee816578b6dae14d3897f5f4a5fae5746cea95e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c5517bb78b890bd9d92d050fee816578b6dae14d3897f5f4a5fae5746cea95e", kill_on_drop: false }`
[INFO] [stdout] 7c5517bb78b890bd9d92d050fee816578b6dae14d3897f5f4a5fae5746cea95e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c95aed7fc21272bbd47ab404ecf6ba7c791317b55ccf0f56688c965ae1ee4302
[INFO] running `Command { std: "docker" "start" "-a" "c95aed7fc21272bbd47ab404ecf6ba7c791317b55ccf0f56688c965ae1ee4302", kill_on_drop: false }`
[INFO] [stderr]    Compiling fitts v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `Command { std: "docker" "inspect" "c95aed7fc21272bbd47ab404ecf6ba7c791317b55ccf0f56688c965ae1ee4302", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c95aed7fc21272bbd47ab404ecf6ba7c791317b55ccf0f56688c965ae1ee4302", kill_on_drop: false }`
[INFO] [stdout] c95aed7fc21272bbd47ab404ecf6ba7c791317b55ccf0f56688c965ae1ee4302
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c35d128b6e34dfb8eedd5545350be09c52ceae2d849d1bad69f1f3136a0622fc
[INFO] running `Command { std: "docker" "start" "-a" "c35d128b6e34dfb8eedd5545350be09c52ceae2d849d1bad69f1f3136a0622fc", 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/debug/deps/fitts-4c466fa23fe02d71)
[INFO] [stdout] 
[INFO] [stdout] running 35 tests
[INFO] [stdout] test fitts::tests::test_calibration_reduces_error ... ok
[INFO] [stdout] test fitts::tests::test_memory_accessibility ... ok
[INFO] [stdout] test fitts::tests::test_memory_distance ... ok
[INFO] [stdout] test fitts::tests::test_model_creation ... ok
[INFO] [stdout] test fitts::tests::test_parameter_validation ... ok
[INFO] [stdout] test fitts::tests::test_numerical_stability ... ok
[INFO] [stdout] test fitts::tests::test_response_time_properties ... ok
[INFO] [stdout] test fitts::tests::test_retrievability_bounds ... ok
[INFO] [stdout] test fitts::tests::test_retrievability_decreases_with_rt ... ok
[INFO] [stdout] test integration::tests::test_ease_factor_bounds ... ok
[INFO] [stdout] test integration::tests::test_order_by_difficulty ... ok
[INFO] [stdout] test integration::tests::test_calibration_improves_predictions ... ok
[INFO] [stdout] test integration::tests::test_quality_scaling_to_sm2 ... ok
[INFO] [stdout] test integration::tests::test_rating_quality_mapping ... ok
[INFO] [stdout] test integration::tests::test_rating_is_success ... ok
[INFO] [stdout] test integration::tests::test_review_input_creation ... ok
[INFO] [stdout] test integration::tests::test_review_with_rating_only ... ok
[INFO] [stdout] test integration::tests::test_sm2_hard_is_success ... ok
[INFO] [stdout] test scheduler::tests::test_difficulty_levels_are_ordered ... ok
[INFO] [stdout] test integration::tests::test_sm2_lapse ... ok
[INFO] [stdout] test integration::tests::test_review_with_response_time ... ok
[INFO] [stdout] test fitts::tests::test_calibration_disabled_when_lr_zero ... ok
[INFO] [stdout] test integration::tests::test_sm2_new_card ... ok
[INFO] [stdout] test integration::tests::test_sm2_progression ... ok
[INFO] [stdout] test scheduler::tests::test_add_and_get_due ... ok
[INFO] [stdout] test scheduler::tests::test_all_ratings_are_success_or_failure ... ok
[INFO] [stdout] test scheduler::tests::test_card_not_found ... ok
[INFO] [stdout] test scheduler::tests::test_deck_not_found ... ok
[INFO] [stdout] test scheduler::tests::test_deck_stats ... ok
[INFO] [stdout] test scheduler::tests::test_difficulty_descriptions ... ok
[INFO] [stdout] test scheduler::tests::test_difficulty_level_classification ... ok
[INFO] [stdout] test scheduler::tests::test_difficulty_ordering ... ok
[INFO] [stdout] test scheduler::tests::test_difficulty_to_expected_rating_mapping ... ok
[INFO] [stdout] test scheduler::tests::test_rating_and_difficulty_have_same_count ... ok
[INFO] [stdout] test scheduler::tests::test_review ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 35 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fitts
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/scheduler.rs - scheduler (line 26) ... ok
[INFO] [stdout] test src/fitts.rs - fitts (line 47) ... ok
[INFO] [stdout] test src/integration.rs - integration (line 27) ... ok
[INFO] [stdout] test src/lib.rs - (line 21) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.45s; merged doctests compilation took 0.45s
[INFO] running `Command { std: "docker" "inspect" "c35d128b6e34dfb8eedd5545350be09c52ceae2d849d1bad69f1f3136a0622fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c35d128b6e34dfb8eedd5545350be09c52ceae2d849d1bad69f1f3136a0622fc", kill_on_drop: false }`
[INFO] [stdout] c35d128b6e34dfb8eedd5545350be09c52ceae2d849d1bad69f1f3136a0622fc