[INFO] fetching crate rustnomial 0.3.2...
[INFO] testing rustnomial-0.3.2 against 1.54.0 for beta-1.55-1
[INFO] extracting crate rustnomial 0.3.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rustnomial 0.3.2 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustnomial 0.3.2
[INFO] finished tweaking crates.io crate rustnomial 0.3.2
[INFO] tweaked toml for crates.io crate rustnomial 0.3.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a49d99eb63a5bc8f716f6cb2110b2b52e3bdf493aa92a3eb2a73816b6070f0ac
[INFO] running `Command { std: "docker" "start" "-a" "a49d99eb63a5bc8f716f6cb2110b2b52e3bdf493aa92a3eb2a73816b6070f0ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a49d99eb63a5bc8f716f6cb2110b2b52e3bdf493aa92a3eb2a73816b6070f0ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a49d99eb63a5bc8f716f6cb2110b2b52e3bdf493aa92a3eb2a73816b6070f0ac", kill_on_drop: false }`
[INFO] [stdout] a49d99eb63a5bc8f716f6cb2110b2b52e3bdf493aa92a3eb2a73816b6070f0ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e737061e731d15d729fa6b0de5021847248a398fa55a7b8598162fe89a68a143
[INFO] running `Command { std: "docker" "start" "-a" "e737061e731d15d729fa6b0de5021847248a398fa55a7b8598162fe89a68a143", kill_on_drop: false }`
[INFO] [stderr]    Compiling roots v0.0.7
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling num v0.4.0
[INFO] [stderr]    Compiling rustnomial v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.09s
[INFO] running `Command { std: "docker" "inspect" "e737061e731d15d729fa6b0de5021847248a398fa55a7b8598162fe89a68a143", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e737061e731d15d729fa6b0de5021847248a398fa55a7b8598162fe89a68a143", kill_on_drop: false }`
[INFO] [stdout] e737061e731d15d729fa6b0de5021847248a398fa55a7b8598162fe89a68a143
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3334fa96e2e0a4eaa5dd27948dd55f6ad21600731d8128dd6963c376ecb00d27
[INFO] running `Command { std: "docker" "start" "-a" "3334fa96e2e0a4eaa5dd27948dd55f6ad21600731d8128dd6963c376ecb00d27", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustnomial v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.05s
[INFO] running `Command { std: "docker" "inspect" "3334fa96e2e0a4eaa5dd27948dd55f6ad21600731d8128dd6963c376ecb00d27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3334fa96e2e0a4eaa5dd27948dd55f6ad21600731d8128dd6963c376ecb00d27", kill_on_drop: false }`
[INFO] [stdout] 3334fa96e2e0a4eaa5dd27948dd55f6ad21600731d8128dd6963c376ecb00d27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dad3880e5b56dd9b3bdaedeac2a581d541d09c3861094c62b0535e36f1252d74
[INFO] running `Command { std: "docker" "start" "-a" "dad3880e5b56dd9b3bdaedeac2a581d541d09c3861094c62b0535e36f1252d74", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rustnomial-eef024d866a89b56)
[INFO] [stdout] running 165 tests
[INFO] [stdout] test polynomial::binomial::test::test_degree_first_non_zero ... ok
[INFO] [stdout] test polynomial::binomial::test::test_degree_second_non_zero ... ok
[INFO] [stdout] test polynomial::binomial::test::test_derivative_of_zero ... ok
[INFO] [stdout] test polynomial::binomial::test::test_eval ... ok
[INFO] [stdout] test polynomial::binomial::test::test_root_both ... ok
[INFO] [stdout] test polynomial::binomial::test::test_root_both_zero ... ok
[INFO] [stdout] test polynomial::binomial::test::test_root_constant ... ok
[INFO] [stdout] test polynomial::binomial::test::test_shr_assign_pos ... ok
[INFO] [stdout] test polynomial::binomial::test::test_shr_assign_to_zero ... ok
[INFO] [stdout] test polynomial::binomial::test::test_shr_pos ... ok
[INFO] [stdout] test polynomial::derivative::test::test_derivative_macro ... ok
[INFO] [stdout] test polynomial::find_roots::test::test_cubic_polynomials ... ok
[INFO] [stdout] test polynomial::find_roots::test::test_roots_constant ... ok
[INFO] [stdout] test polynomial::monomial::test::test_derivative_of_monomial_degree_zero ... ok
[INFO] [stdout] test polynomial::find_roots::test::test_roots_cubic_a_equals_one ... ok
[INFO] [stdout] test polynomial::find_roots::test::test_roots_cubic_a_does_not_equal_one ... ok
[INFO] [stdout] test polynomial::monomial::test::test_derivative_of_zero ... ok
[INFO] [stdout] test polynomial::find_roots::test::test_roots_binomial ... ok
[INFO] [stdout] test polynomial::integral::test::test_integral_str ... ok
[INFO] [stdout] test polynomial::binomial::test::test_degree_both_non_zero ... ok
[INFO] [stdout] test polynomial::binomial::test::test_derivative ... ok
[INFO] [stdout] test polynomial::binomial::test::test_derivative_of_degree_zero ... ok
[INFO] [stdout] test polynomial::binomial::test::test_degree_both_zero ... ok
[INFO] [stdout] test polynomial::monomial::test::test_shl_pos ... ok
[INFO] [stdout] test polynomial::monomial::test::test_shl_assign_pos ... ok
[INFO] [stdout] test polynomial::monomial::test::test_shl_assign_neg ... ok
[INFO] [stdout] test polynomial::monomial::test::test_eval ... ok
[INFO] [stdout] test polynomial::binomial::test::test_shr_to_zero ... ok
[INFO] [stdout] test polynomial::find_roots::test::test_large_polynomials ... ok
[INFO] [stdout] test polynomial::find_roots::test::test_quad_no_real_roots ... ok
[INFO] [stdout] test polynomial::find_roots::test::test_roots_empty ... ok
[INFO] [stdout] test polynomial::integral::test::test_integral_empty_polynomial ... ok
[INFO] [stdout] test polynomial::integral::test::test_integral_str_negatives ... ok
[INFO] [stdout] test polynomial::monomial::test::test_integral ... ok
[INFO] [stdout] test polynomial::monomial::test::test_shr_to_zero ... ok
[INFO] [stdout] test polynomial::monomial::test::test_root_constant ... ok
[INFO] [stdout] test polynomial::poly_math::test::test_poly_sub ... ok
[INFO] [stdout] test polynomial::poly_math::test::test_poly_add ... ok
[INFO] [stdout] test polynomial::polynomial::test::test_add_lhs_bigger ... ok
[INFO] [stdout] test polynomial::monomial::test::test_root_not_constant ... ok
[INFO] [stdout] test polynomial::monomial::test::test_shr_assign_pos ... ok
[INFO] [stdout] test polynomial::monomial::test::test_shr_assign_to_zero ... ok
[INFO] [stdout] test polynomial::monomial::test::test_shl_neg ... ok
[INFO] [stdout] test polynomial::monomial::test::test_shr_assign_neg ... ok
[INFO] [stdout] test polynomial::monomial::test::test_shr_neg ... ok
[INFO] [stdout] test polynomial::monomial::test::test_shr_pos ... ok
[INFO] [stdout] test polynomial::monomial::test::test_root_zero ... ok
[INFO] [stdout] test polynomial::monomial::test::test_derivative ... ok
[INFO] [stdout] test polynomial::polynomial::test::test_add_rhs_bigger_assign ... ok
[INFO] [stdout] test polynomial::polynomial::test::test_degree ... ok
[INFO] [stdout] test polynomial::polynomial::test::test_equality_first_match ... ok
[INFO] [stdout] test polynomial::polynomial::test::test_add_rhs_bigger ... ok
[INFO] [stdout] test polynomial::polynomial::test::test_equality ... ok
[INFO] [stdout] test polynomial::polynomial::test::test_add_lhs_bigger_assign ... ok
[INFO] [stdout] test polynomial::polynomial::test::test_derivative ... ok
[INFO] [stdout] test polynomial::polynomial::test::test_eval ... ok
[INFO] [stdout] test polynomial::polynomial::test::test_equality_different ... ok
[INFO] [stdout] test polynomial::polynomial::test::test_exp ... ok
[INFO] [stdout] test polynomial::polynomial::test::test_mul_assign_num ... ok
[INFO] [stdout] test polynomial::polynomial::test::test_mul_assign_poly ... ok
[INFO] [stdout] test polynomial::polynomial::test::test_shl_assign_pos ... ok
[INFO] [stdout] test polynomial::polynomial::test::test_shr_assign_neg ... ok
[INFO] [stdout] test polynomial::polynomial::test::test_shr_assign_pos ... ok
[INFO] [stdout] test polynomial::polynomial::test::test_shr_assign_to_zero ... ok
[INFO] [stdout] test polynomial::polynomial::test::test_shr_pos ... ok
[INFO] [stdout] test polynomial::polynomial::test::test_shr_to_zero ... ok
[INFO] [stdout] test polynomial::polynomial::test::test_sub_rhs_bigger ... ok
[INFO] [stdout] test polynomial::polynomial::test::test_sub_rhs_bigger_assign ... ok
[INFO] [stdout] test polynomial::polynomial::test::test_shr_neg ... ok
[INFO] [stdout] test polynomial::polynomial::test::test_sub_lhs_bigger_assign ... ok
[INFO] [stdout] test polynomial::sparsepolynomial::test::test_add_lhs_bigger ... ok
[INFO] [stdout] test polynomial::polynomial::test::test_shl_pos ... ok
[INFO] [stdout] test polynomial::polynomial::test::test_shl_assign_neg ... ok
[INFO] [stdout] test polynomial::sparsepolynomial::test::test_add_rhs_bigger ... ok
[INFO] [stdout] test polynomial::polynomial::test::test_sub_lhs_bigger ... ok
[INFO] [stdout] test polynomial::polynomial::test::test_mul_num ... ok
[INFO] [stdout] test polynomial::polynomial::test::test_integral ... ok
[INFO] [stdout] test polynomial::sparsepolynomial::test::test_add_lhs_bigger_assign ... ok
[INFO] [stdout] test polynomial::polynomial::test::test_shl_neg ... ok
[INFO] [stdout] test polynomial::polynomial::test::test_negate ... ok
[INFO] [stdout] test polynomial::polynomial::test::test_mul_poly ... ok
[INFO] [stdout] test polynomial::polynomial::test::test_polynomial_macro ... ok
[INFO] [stdout] test polynomial::polynomial::test::test_trim ... ok
[INFO] [stdout] test polynomial::polynomial::test::test_integral_const_substitute ... ok
[INFO] [stdout] test polynomial::polynomial::test::test_integral_eval ... ok
[INFO] [stdout] test polynomial::sparsepolynomial::test::test_degree ... ok
[INFO] [stdout] test polynomial::sparsepolynomial::test::test_equality ... ok
[INFO] [stdout] test polynomial::sparsepolynomial::test::test_integral ... ok
[INFO] [stdout] test polynomial::sparsepolynomial::test::test_add_rhs_bigger_assign ... ok
[INFO] [stdout] test polynomial::sparsepolynomial::test::test_shr_assign_to_zero ... ok
[INFO] [stdout] test polynomial::sparsepolynomial::test::test_shr_pos ... ok
[INFO] [stdout] test polynomial::sparsepolynomial::test::test_shr_neg ... ok
[INFO] [stdout] test polynomial::sparsepolynomial::test::test_sub_lhs_bigger_assign ... ok
[INFO] [stdout] test polynomial::sparsepolynomial::test::test_sub_lhs_bigger ... ok
[INFO] [stdout] test polynomial::sparsepolynomial::test::test_sub_rhs_bigger ... ok
[INFO] [stdout] test polynomial::sparsepolynomial::test::test_shr_to_zero ... ok
[INFO] [stdout] test polynomial::sparsepolynomial::test::test_sub_rhs_bigger_assign ... ok
[INFO] [stdout] test polynomial::sparsepolynomial::test::test_derivative ... ok
[INFO] [stdout] test polynomial::sparsepolynomial::test::test_mul_assign_num ... ok
[INFO] [stdout] test polynomial::sparsepolynomial::test::test_integral_const_substitute ... ok
[INFO] [stdout] test polynomial::sparsepolynomial::test::test_generic_sub ... ok
[INFO] [stdout] test polynomial::sparsepolynomial::test::test_mul_assign_poly ... ok
[INFO] [stdout] test polynomial::sparsepolynomial::test::test_mul_poly ... ok
[INFO] [stdout] test polynomial::sparsepolynomial::test::test_shl_assign_neg ... ok
[INFO] [stdout] test polynomial::sparsepolynomial::test::test_pow ... ok
[INFO] [stdout] test polynomial::sparsepolynomial::test::test_mul_num ... ok
[INFO] [stdout] test polynomial::sparsepolynomial::test::test_integral_eval ... ok
[INFO] [stdout] test polynomial::sparsepolynomial::test::test_eval ... ok
[INFO] [stdout] test polynomial::sparsepolynomial::test::test_equality_different ... ok
[INFO] [stdout] test polynomial::sparsepolynomial::test::test_exp ... ok
[INFO] [stdout] test polynomial::sparsepolynomial::test::test_from ... ok
[INFO] [stdout] test polynomial::sparsepolynomial::test::test_shl_assign_pos ... ok
[INFO] [stdout] test polynomial::sparsepolynomial::test::test_negate ... ok
[INFO] [stdout] test polynomial::sparsepolynomial::test::test_equality_first_match ... ok
[INFO] [stdout] test polynomial::sparsepolynomial::test::test_shl_neg ... ok
[INFO] [stdout] test polynomial::sparsepolynomial::test::test_shl_pos ... ok
[INFO] [stdout] test polynomial::sparsepolynomial::test::test_shr_assign_neg ... ok
[INFO] [stdout] test polynomial::trinomial::test::test_derivative ... ok
[INFO] [stdout] test polynomial::trinomial::test::test_derivative_of_degree_zero ... ok
[INFO] [stdout] test polynomial::trinomial::test::test_derivative_of_zero ... ok
[INFO] [stdout] test polynomial::trinomial::test::test_roots_pos ... ok
[INFO] [stdout] test polynomial::sparsepolynomial::test::test_shr_assign_pos ... ok
[INFO] [stdout] test polynomial::trinomial::test::test_eval ... ok
[INFO] [stdout] test polynomial::trinomial::test::test_shr_pos ... ok
[INFO] [stdout] test polynomial::trinomial::test::test_complex_roots_neg ... ok
[INFO] [stdout] test polynomial::trinomial::test::test_shr_assign_pos ... ok
[INFO] [stdout] test polynomial::trinomial::test::test_shr_assign_to_zero ... ok
[INFO] [stdout] test strings::test::test_dangling_caret_errors ... ok
[INFO] [stdout] test polynomial::trinomial::test::test_shr_to_zero ... ok
[INFO] [stdout] test strings::test::test_polynomial_str_has_zeroes ... ok
[INFO] [stdout] test strings::test::test_from_str_all_terms ... ok
[INFO] [stdout] test strings::test::test_polynomial_str_negative_one ... ok
[INFO] [stdout] test strings::test::test_sparse_integral_str ... ok
[INFO] [stdout] test strings::test::test_polynomial_str_has_negative ... ok
[INFO] [stdout] test strings::test::test_polynomial_str_all_zeroes ... ok
[INFO] [stdout] test terms::test::test_to_str_harder ... ok
[INFO] [stdout] test terms::test::test_to_str_easy ... ok
[INFO] [stdout] test strings::test::test_sparse_polynomial_str_all_zeroes ... ok
[INFO] [stdout] test strings::test::test_sparse_polynomial_str ... ok
[INFO] [stdout] test terms::test::neg_x_no_coeff_pos_float ... ok
[INFO] [stdout] test strings::test::test_sparse_polynomial_str_has_zeroes ... ok
[INFO] [stdout] test strings::test::test_from_str_term_degree_0 ... ok
[INFO] [stdout] test strings::test::test_from_str_negative_implicit_coefficient ... ok
[INFO] [stdout] test strings::test::test_from_str_missing_trailing_terms ... ok
[INFO] [stdout] test strings::test::test_str_monomial ... ok
[INFO] [stdout] test terms::test::sign_only ... ok
[INFO] [stdout] test strings::test::test_from_str_repeated_degree ... ok
[INFO] [stdout] test strings::test::test_polynomial_str_has_ones ... ok
[INFO] [stdout] test terms::test::empty_str ... ok
[INFO] [stdout] test terms::test::test_to_str_multiple_carets ... ok
[INFO] [stdout] test terms::test::test_to_str_negative ... ok
[INFO] [stdout] test terms::test::neg_x_no_coeff_neg ... ok
[INFO] [stdout] test strings::test::test_from_str_terms_out_of_order ... ok
[INFO] [stdout] test terms::test::test_to_str_no_x ... ok
[INFO] [stdout] test terms::test::x_no_coeff ... ok
[INFO] [stdout] test terms::test::x_no_coeff_float ... ok
[INFO] [stdout] test strings::test::test_polynomial_str ... ok
[INFO] [stdout] test terms::test::neg_x_no_coeff_neg_float ... ok
[INFO] [stdout] test strings::test::test_sparse_polynomial_str_has_ones ... ok
[INFO] [stdout] test terms::test::test_to_str_no_x_and_caret ... ok
[INFO] [stdout] test terms::test::neg_x_no_coeff_pos ... ok
[INFO] [stdout] test terms::test::term_from_zero ... ok
[INFO] [stdout] test terms::test::test_to_str_dangling_caret ... ok
[INFO] [stdout] test terms::test::test_to_str_no_degree ... ok
[INFO] [stdout] test strings::test::test_sparse_polynomial_str_has_negative ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 165 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rustnomial
[INFO] [stdout] 
[INFO] [stdout] running 58 tests
[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 rustnomial --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern num=/opt/rustwide/target/debug/deps/libnum-a01a64bbfd6125dd.rlib --extern roots=/opt/rustwide/target/debug/deps/libroots-7872bc9d55b85665.rlib --extern rustnomial=/opt/rustwide/target/debug/deps/librustnomial-76785d8b0a6f88a8.rlib -C embed-bitcode=no --cfg 'feature="default"' --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "dad3880e5b56dd9b3bdaedeac2a581d541d09c3861094c62b0535e36f1252d74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dad3880e5b56dd9b3bdaedeac2a581d541d09c3861094c62b0535e36f1252d74", kill_on_drop: false }`
[INFO] [stdout] dad3880e5b56dd9b3bdaedeac2a581d541d09c3861094c62b0535e36f1252d74
