[INFO] fetching crate easy-ml 1.7.0... [INFO] testing easy-ml-1.7.0 against 1.55.0 for beta-1.56-1 [INFO] extracting crate easy-ml 1.7.0 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate easy-ml 1.7.0 on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate easy-ml 1.7.0 [INFO] finished tweaking crates.io crate easy-ml 1.7.0 [INFO] tweaked toml for crates.io crate easy-ml 1.7.0 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 18cc54281d271efb4e454b372b405c9a23df5e9d5b27eff06c64c12ce3a6f0f6 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "18cc54281d271efb4e454b372b405c9a23df5e9d5b27eff06c64c12ce3a6f0f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "18cc54281d271efb4e454b372b405c9a23df5e9d5b27eff06c64c12ce3a6f0f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "18cc54281d271efb4e454b372b405c9a23df5e9d5b27eff06c64c12ce3a6f0f6", kill_on_drop: false }` [INFO] [stdout] 18cc54281d271efb4e454b372b405c9a23df5e9d5b27eff06c64c12ce3a6f0f6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] d11febefcc8291c5ff72599a1b7b50e7087393062d40dfa9ff675c9b0f951a57 [INFO] running `Command { std: "docker" "start" "-a" "d11febefcc8291c5ff72599a1b7b50e7087393062d40dfa9ff675c9b0f951a57", kill_on_drop: false }` [INFO] [stderr] Compiling easy-ml v1.7.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.95s [INFO] running `Command { std: "docker" "inspect" "d11febefcc8291c5ff72599a1b7b50e7087393062d40dfa9ff675c9b0f951a57", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d11febefcc8291c5ff72599a1b7b50e7087393062d40dfa9ff675c9b0f951a57", kill_on_drop: false }` [INFO] [stdout] d11febefcc8291c5ff72599a1b7b50e7087393062d40dfa9ff675c9b0f951a57 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 7d8245a37a9a935c146600e8abd4c793314706696715af5d8a40a143b21f00e9 [INFO] running `Command { std: "docker" "start" "-a" "7d8245a37a9a935c146600e8abd4c793314706696715af5d8a40a143b21f00e9", kill_on_drop: false }` [INFO] [stderr] Compiling drawille v0.2.3 [INFO] [stderr] Compiling num-bigint v0.4.2 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling textplots v0.5.2 [INFO] [stderr] Compiling rand v0.8.4 [INFO] [stderr] Compiling easy-ml v1.7.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 8.27s [INFO] running `Command { std: "docker" "inspect" "7d8245a37a9a935c146600e8abd4c793314706696715af5d8a40a143b21f00e9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7d8245a37a9a935c146600e8abd4c793314706696715af5d8a40a143b21f00e9", kill_on_drop: false }` [INFO] [stdout] 7d8245a37a9a935c146600e8abd4c793314706696715af5d8a40a143b21f00e9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 206ba4daca24371d46fba46e5779578d74757c29f3974ace37c83839a6605a46 [INFO] running `Command { std: "docker" "start" "-a" "206ba4daca24371d46fba46e5779578d74757c29f3974ace37c83839a6605a46", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/easy_ml-7ed5211a7925ef08) [INFO] [stdout] [INFO] [stdout] running 11 tests [INFO] [stdout] test differentiation::test_send ... ok [INFO] [stdout] test matrices::views::printing_matrices ... ok [INFO] [stdout] test matrices::test_indexing ... ok [INFO] [stdout] test matrices::test_send ... ok [INFO] [stdout] test matrices::views::creating_matrix_views_erased ... ok [INFO] [stdout] test matrices::test_sync ... ok [INFO] [stdout] test matrices::errors::test_sync ... ok [INFO] [stdout] test matrices::errors::test_send ... ok [INFO] [stdout] test differentiation::test_sync ... ok [INFO] [stdout] test linear_algebra::test_permutations ... ok [INFO] [stdout] test differentiation::test_record_derivatives_when_no_history - should panic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] [stderr] Running tests/bayesian_regression.rs (/opt/rustwide/target/debug/deps/bayesian_regression-f03d69407762a512) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] Running tests/differentiation.rs (/opt/rustwide/target/debug/deps/differentiation-e8f711903109322b) [INFO] [stdout] test tests::test_bayesian_regression ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 23 tests [INFO] [stdout] test forward_tests::test_adding ... ok [INFO] [stdout] test forward_tests::test_ln_gradient_descent ... ok [INFO] [stdout] test forward_tests::test_pow_equivalents_dy ... ok [INFO] [stdout] test forward_tests::test_sqrt ... ok [INFO] [stdout] test forward_tests::test_three_x_squared ... ok [INFO] [stdout] test reverse_tests::test_adding_and_multiplying_constants ... ok [INFO] [stdout] test reverse_tests::test_exp_gradient_descent ... ok [INFO] [stdout] test reverse_tests::test_four_x_cubed ... ok [INFO] [stdout] test reverse_tests::test_division_numerator ... ok [INFO] [stdout] test reverse_tests::test_x_cubed ... ok [INFO] [stdout] test reverse_tests::test_numeric_substitution ... ok [INFO] [stdout] test reverse_tests::test_pow_equivalents_dx ... ok [INFO] [stdout] test reverse_tests::test_sqrt ... ok [INFO] [stdout] test reverse_tests::test_sum ... ok [INFO] [stdout] test reverse_tests::test_division_denominator ... ok [INFO] [stdout] test reverse_tests::test_pow_equivalents_dy ... ok [INFO] [stdout] test forward_tests::test_constant_lifting ... ok [INFO] [stderr] Running tests/differentiation_nn.rs (/opt/rustwide/target/debug/deps/differentiation_nn-24f422567a913952) [INFO] [stdout] test forward_tests::test_four_x_cubed ... ok [INFO] [stdout] test forward_tests::test_pow_equivalents_dx ... ok [INFO] [stdout] test forward_tests::test_exp_gradient_descent ... ok [INFO] [stdout] test forward_tests::test_numeric_substitution ... ok [INFO] [stdout] test reverse_tests::test_constant_lifting_and_reusing_list ... ok [INFO] [stdout] test reverse_tests::test_ln_gradient_descent ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] Running tests/distributions.rs (/opt/rustwide/target/debug/deps/distributions-76e5cc98865b4303) [INFO] [stdout] test neural_net_tests::test_gradient_descent ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] Running tests/linear_algebra.rs (/opt/rustwide/target/debug/deps/linear_algebra-4283d9a3f8a628c2) [INFO] [stdout] test tests::test_normal_distribution ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 16 tests [INFO] [stdout] test tests::check_determinant_2_by_2 ... ok [INFO] [stdout] test tests::inverse_1_by_1 ... ok [INFO] [stdout] test tests::check_determinant_3_by_3 ... ok [INFO] [stdout] test tests::test_covariance ... ok [INFO] [stdout] test tests::test_mean ... ok [INFO] [stdout] test tests::test_qr_decomposition_3_by_3 ... ok [INFO] [stdout] test tests::test_softmax_mixed ... ok [INFO] [stdout] test tests::test_variance ... ok [INFO] [stdout] test tests::test_softmax_negative ... ok [INFO] [stdout] test tests::test_softmax_empty_list ... ok [INFO] [stdout] test tests::test_softmax_positive ... ok [INFO] [stdout] test tests::inverse_2_by_2 ... ok [INFO] [stdout] test tests::test_cholesky_decomposition_4_by_4 ... ok [INFO] [stdout] test tests::inverse_2_by_2_not_inversible ... ok [INFO] [stdout] test tests::test_qr_decomposition_fuzzing ... ok [INFO] [stdout] test tests::test_cholesky_decomposition_3_by_3 ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Running tests/matrices.rs (/opt/rustwide/target/debug/deps/matrices-679a81b2fb2191fa) [INFO] [stdout] [INFO] [stdout] running 19 tests [INFO] [stdout] test tests::check_resizing_matrix ... ok [INFO] [stdout] test tests::check_matrix_addition ... ok [INFO] [stdout] test tests::check_row_major_iterator ... ok [INFO] [stdout] test tests::check_row_major_reference_iterator ... ok [INFO] [stdout] test tests::check_mapping ... ok [INFO] [stdout] test tests::check_shrinking_matrix ... ok [INFO] [stdout] test tests::check_dimensionality_matrix ... ok [INFO] [stdout] test tests::check_growing_matrix ... ok [INFO] [stdout] test tests::check_dimensionality ... ok [INFO] [stdout] test tests::check_column_major_iterator ... ok [INFO] [stdout] test tests::check_matrix_multiplication ... ok [INFO] [stdout] test tests::check_empty_dimensionality ... ok [INFO] [stdout] test tests::check_matrix_subtraction ... ok [INFO] [stdout] test tests::check_matrix_negation ... ok [INFO] [stdout] test tests::check_matrix_multiplication_wrong_size - should panic ... ok [INFO] [stdout] test tests::check_matrix_addition_wrong_size - should panic ... ok [INFO] [stdout] test tests::check_insert_column_with_too_few_elements - should panic ... ok [INFO] [stdout] test tests::check_iterators ... ok [INFO] [stdout] test tests::check_insert_row_with_too_few_elements - should panic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] [stderr] Running tests/regression.rs (/opt/rustwide/target/debug/deps/regression-7e6618ee86bbaf4d) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test tests::linear_regression ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Running tests/slices.rs (/opt/rustwide/target/debug/deps/slices-9ec5f2ea43ad26e8) [INFO] [stdout] [INFO] [stdout] running 8 tests [INFO] [stdout] test tests::test_slicing_row_column_negated ... ok [INFO] [stdout] test tests::test_slicing_row_range ... ok [INFO] [stdout] test tests::test_slicing_column ... ok [INFO] [stdout] test tests::test_slicing_row_column_or ... ok [INFO] [stdout] test tests::test_slicing_row ... ok [INFO] [stdout] test tests::test_slicing_row_column ... ok [INFO] [stdout] test tests::test_slicing_column_range ... ok [INFO] [stdout] test tests::test_slicing_empty_slice_construction - should panic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] [stderr] Doc-tests easy-ml [INFO] [stdout] [INFO] [stdout] running 79 tests [INFO] [stdout] test src/differentiation.rs - differentiation::Record::variable (line 614) - compile fail ... ok [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name easy_ml --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern easy_ml=/opt/rustwide/target/debug/deps/libeasy_ml-066f2610deccb525.rlib --extern js_sys=/opt/rustwide/target/debug/deps/libjs_sys-6fd9ba1442e9b7b6.rlib --extern num_bigint=/opt/rustwide/target/debug/deps/libnum_bigint-9da13389472776c6.rlib --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-07bce94835c38406.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-23f4be07f4c83b3c.rlib --extern rand_chacha=/opt/rustwide/target/debug/deps/librand_chacha-e5a5efa5b7cbb372.rlib --extern textplots=/opt/rustwide/target/debug/deps/libtextplots-ef7d2fbb4ecd737f.rlib -C embed-bitcode=no --cfg 'feature="default"' --error-format human` (signal: 9, SIGKILL: kill) [INFO] running `Command { std: "docker" "inspect" "206ba4daca24371d46fba46e5779578d74757c29f3974ace37c83839a6605a46", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "206ba4daca24371d46fba46e5779578d74757c29f3974ace37c83839a6605a46", kill_on_drop: false }` [INFO] [stdout] 206ba4daca24371d46fba46e5779578d74757c29f3974ace37c83839a6605a46