[INFO] fetching crate ruqu-algorithms 2.0.5...
[INFO] testing ruqu-algorithms-2.0.5 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate ruqu-algorithms 2.0.5 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate ruqu-algorithms 2.0.5
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate ruqu-algorithms 2.0.5
[INFO] tweaked toml for crates.io crate ruqu-algorithms 2.0.5 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ruqu-algorithms 2.0.5 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ruqu-algorithms 2.0.5 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 07ead2b29eb11ab14e1e373d30e9d000d6406ea552da46387bcdd7c30fc6106e
[INFO] running `Command { std: "docker" "start" "-a" "07ead2b29eb11ab14e1e373d30e9d000d6406ea552da46387bcdd7c30fc6106e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07ead2b29eb11ab14e1e373d30e9d000d6406ea552da46387bcdd7c30fc6106e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07ead2b29eb11ab14e1e373d30e9d000d6406ea552da46387bcdd7c30fc6106e", kill_on_drop: false }`
[INFO] [stdout] 07ead2b29eb11ab14e1e373d30e9d000d6406ea552da46387bcdd7c30fc6106e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 735e091ab81afa23648953e9a3c33cc38c00998155d2a5e6c604b535b56021c4
[INFO] running `Command { std: "docker" "start" "-a" "735e091ab81afa23648953e9a3c33cc38c00998155d2a5e6c604b535b56021c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.178
[INFO] [stderr]    Compiling zerocopy v0.8.31
[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling ruqu-core v2.0.5
[INFO] [stderr]    Compiling ruqu-algorithms v2.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.66s
[INFO] running `Command { std: "docker" "inspect" "735e091ab81afa23648953e9a3c33cc38c00998155d2a5e6c604b535b56021c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "735e091ab81afa23648953e9a3c33cc38c00998155d2a5e6c604b535b56021c4", kill_on_drop: false }`
[INFO] [stdout] 735e091ab81afa23648953e9a3c33cc38c00998155d2a5e6c604b535b56021c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db544fbebf0cdd620e5117d0a53cb224f85d40641f1c9eba280843957f7ad0bd
[INFO] running `Command { std: "docker" "start" "-a" "db544fbebf0cdd620e5117d0a53cb224f85d40641f1c9eba280843957f7ad0bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.8.31
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling plotters-backend v0.3.7
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling wait-timeout v0.2.1
[INFO] [stderr]    Compiling clap_builder v4.5.53
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling bit-vec v0.8.0
[INFO] [stderr]    Compiling zerocopy-derive v0.8.31
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling is-terminal v0.4.17
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling plotters-svg v0.3.7
[INFO] [stderr]    Compiling bit-set v0.8.0
[INFO] [stderr]    Compiling unarray v0.1.4
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling rand_xorshift v0.4.0
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling tempfile v3.23.0
[INFO] [stderr]    Compiling clap v4.5.53
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling rusty-fork v0.3.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling half v2.7.1
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling proptest v1.9.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling ruqu-core v2.0.5
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stderr]    Compiling ruqu-algorithms v2.0.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `a00`
[INFO] [stdout]    --> tests/test_algorithms.rs:137:9
[INFO] [stdout]     |
[INFO] [stdout] 137 |     let a00 = amps[0]; // |00⟩
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_a00`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a01`
[INFO] [stdout]    --> tests/test_algorithms.rs:138:9
[INFO] [stdout]     |
[INFO] [stdout] 138 |     let a01 = amps[1]; // |01⟩  (bit 0 is qubit 0 in little-endian)
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_a01`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 20.11s
[INFO] running `Command { std: "docker" "inspect" "db544fbebf0cdd620e5117d0a53cb224f85d40641f1c9eba280843957f7ad0bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db544fbebf0cdd620e5117d0a53cb224f85d40641f1c9eba280843957f7ad0bd", kill_on_drop: false }`
[INFO] [stdout] db544fbebf0cdd620e5117d0a53cb224f85d40641f1c9eba280843957f7ad0bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7a33830ca412da0902ccee03b04673492e24777e9a19e8dbb3ce938139bcb513
[INFO] running `Command { std: "docker" "start" "-a" "7a33830ca412da0902ccee03b04673492e24777e9a19e8dbb3ce938139bcb513", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `a00`
[INFO] [stderr]    --> tests/test_algorithms.rs:137:9
[INFO] [stderr]     |
[INFO] [stderr] 137 |     let a00 = amps[0]; // |00⟩
[INFO] [stderr]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_a00`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a01`
[INFO] [stderr]    --> tests/test_algorithms.rs:138:9
[INFO] [stderr]     |
[INFO] [stderr] 138 |     let a01 = amps[1]; // |01⟩  (bit 0 is qubit 0 in little-endian)
[INFO] [stderr]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_a01`
[INFO] [stderr] 
[INFO] [stderr] warning: `ruqu-algorithms` (test "test_algorithms") generated 2 warnings (run `cargo fix --test "test_algorithms" -p ruqu-algorithms` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ruqu_algorithms-5040904eebd706e3)
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test grover::tests::test_optimal_iterations_half_marked ... ok
[INFO] [stdout] test grover::tests::test_optimal_iterations_minimum_one ... ok
[INFO] [stdout] test qaoa::tests::test_build_qaoa_circuit_gate_count ... ok
[INFO] [stdout] test grover::tests::test_optimal_iterations_single_target ... ok
[INFO] [stdout] test qaoa::tests::test_cut_value_ring4 ... ok
[INFO] [stdout] test qaoa::tests::test_cut_value_triangle ... ok
[INFO] [stdout] test qaoa::tests::test_cut_value_weighted ... ok
[INFO] [stdout] test qaoa::tests::test_graph_add_edge ... ok
[INFO] [stdout] test qaoa::tests::test_graph_construction ... ok
[INFO] [stdout] test surface_code::tests::test_decode_syndrome_no_error ... ok
[INFO] [stdout] test surface_code::tests::test_decode_syndrome_single_x_stabilizer ... ok
[INFO] [stdout] test surface_code::tests::test_layout_distance_3 ... ok
[INFO] [stdout] test surface_code::tests::test_decode_syndrome_single_z_stabilizer ... ok
[INFO] [stdout] test surface_code::tests::test_most_common_data_qubit ... ok
[INFO] [stdout] test surface_code::tests::test_x_stabilizers_cover_all_data ... ok
[INFO] [stdout] test surface_code::tests::test_z_stabilizers_boundary ... ok
[INFO] [stdout] test vqe::tests::test_build_ansatz_gate_count ... ok
[INFO] [stdout] test vqe::tests::test_num_parameters ... ok
[INFO] [stdout] test vqe::tests::test_h2_hamiltonian_structure ... ok
[INFO] [stdout] test vqe::tests::test_single_z_hamiltonian ... ok
[INFO] [stdout] test qaoa::tests::test_graph_add_edge_out_of_range - should panic ... ok
[INFO] [stdout] test surface_code::tests::test_unsupported_distance - should panic ... ok
[INFO] [stdout] test vqe::tests::test_build_ansatz_wrong_param_count - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_algorithms.rs (/opt/rustwide/target/debug/deps/test_algorithms-8c0839b47539fc77)
[INFO] [stdout] 
[INFO] [stdout] running 48 tests
[INFO] [stdout] test test_cut_value_all_edges_cut ... ok
[INFO] [stdout] test test_cut_value_single_edge ... ok
[INFO] [stdout] test test_cut_value_no_edges_cut ... ok
[INFO] [stdout] test test_cut_value_weighted ... ok
[INFO] [stdout] test test_cut_value_triangle_bipartition ... ok
[INFO] [stdout] test test_deutsch_f0_constant ... ok
[INFO] [stdout] test test_deutsch_deterministic_probabilities ... ok
[INFO] [stdout] test test_deutsch_f3_balanced ... ok
[INFO] [stdout] test test_graph_unweighted ... ok
[INFO] [stdout] test test_graph_weighted ... ok
[INFO] [stdout] test test_deutsch_f2_balanced ... ok
[INFO] [stdout] test test_deutsch_phase_kickback ... ok
[INFO] [stdout] test test_grover_explicit_iterations ... ok
[INFO] [stdout] test test_deutsch_f1_constant ... ok
[INFO] [stdout] test test_grover_optimal_iterations_formula ... ok
[INFO] [stdout] test test_grover_optimal_iterations_small ... ok
[INFO] [stdout] test test_grover_result_has_measured_state ... ok
[INFO] [stdout] test test_grover_multiple_targets ... ok
[INFO] [stdout] test test_grover_many_targets ... ok
[INFO] [stdout] test test_grover_single_target_3_qubits ... ok
[INFO] [stdout] test test_grover_single_target_4_qubits ... ok
[INFO] [stdout] test test_grover_target_zero ... ok
[INFO] [stdout] test test_h2_hamiltonian_structure ... ok
[INFO] [stdout] test test_qaoa_build_circuit_p1 ... ok
[INFO] [stdout] test test_qaoa_cut_value_non_negative ... ok
[INFO] [stdout] test test_qaoa_result_has_bitstring ... ok
[INFO] [stdout] test test_qaoa_build_circuit ... ok
[INFO] [stdout] test test_qaoa_simple_edge ... ok
[INFO] [stdout] test test_qaoa_square_graph ... ok
[INFO] [stdout] test test_grover_result_is_valid_state ... ok
[INFO] [stdout] test test_grover_optimal_iterations_2_targets ... ok
[INFO] [stdout] test test_qaoa_returns_optimal_params ... ok
[INFO] [stdout] test test_qaoa_star_graph ... ok
[INFO] [stdout] test test_qaoa_triangle_maxcut ... ok
[INFO] [stdout] test test_vqe_converges ... ok
[INFO] [stdout] test test_vqe_energy_bounded ... ok
[INFO] [stdout] test test_vqe_h2_energy ... ok
[INFO] [stdout] test test_vqe_simple_z_hamiltonian ... ok
[INFO] [stdout] test test_vqe_returns_optimal_params ... ok
[INFO] [stdout] test test_vqe_energy_decreases ... ok
[INFO] [stdout] test test_surface_code_distance_5 - should panic ... ok
[INFO] [stdout] test test_surface_code_no_noise ... ok
[INFO] [stdout] test test_surface_code_syndrome_history_length ... ok
[INFO] [stdout] test test_surface_code_seeded_reproducibility ... ok
[INFO] [stdout] test test_surface_code_distance_3 ... ok
[INFO] [stdout] test test_surface_code_error_correction_works ... ok
[INFO] [stdout] test test_surface_code_higher_noise ... ok
[INFO] [stdout] test test_surface_code_logical_error_rate_bounded ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 48 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 52.44s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ruqu_algorithms
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 21) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7a33830ca412da0902ccee03b04673492e24777e9a19e8dbb3ce938139bcb513", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a33830ca412da0902ccee03b04673492e24777e9a19e8dbb3ce938139bcb513", kill_on_drop: false }`
[INFO] [stdout] 7a33830ca412da0902ccee03b04673492e24777e9a19e8dbb3ce938139bcb513
