[INFO] crate algebraics 0.2.0 is already in cache
[INFO] testing algebraics-0.2.0 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate algebraics 0.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate algebraics 0.2.0 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate algebraics 0.2.0
[INFO] finished tweaking crates.io crate algebraics 0.2.0
[INFO] tweaked toml for crates.io crate algebraics 0.2.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--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-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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", 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] cc200d1148da3e6f00a55d565e323e8f1cc69f5bfe6673565c5ae9d08c6c1103
[INFO] running `Command { std: "docker" "start" "-a" "cc200d1148da3e6f00a55d565e323e8f1cc69f5bfe6673565c5ae9d08c6c1103", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc200d1148da3e6f00a55d565e323e8f1cc69f5bfe6673565c5ae9d08c6c1103", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc200d1148da3e6f00a55d565e323e8f1cc69f5bfe6673565c5ae9d08c6c1103", kill_on_drop: false }`
[INFO] [stdout] cc200d1148da3e6f00a55d565e323e8f1cc69f5bfe6673565c5ae9d08c6c1103
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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] 6de6d255c7c4e44a9cacfce701d7d030d5a66e2d22100d20f86170c3baaa4f1b
[INFO] running `Command { std: "docker" "start" "-a" "6de6d255c7c4e44a9cacfce701d7d030d5a66e2d22100d20f86170c3baaa4f1b", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling algebraics v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.20s
[INFO] running `Command { std: "docker" "inspect" "6de6d255c7c4e44a9cacfce701d7d030d5a66e2d22100d20f86170c3baaa4f1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6de6d255c7c4e44a9cacfce701d7d030d5a66e2d22100d20f86170c3baaa4f1b", kill_on_drop: false }`
[INFO] [stdout] 6de6d255c7c4e44a9cacfce701d7d030d5a66e2d22100d20f86170c3baaa4f1b
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a9612ae41aaa50e415ea3107c09b4b2eaf98859805acbef5dd21b839f8a83dc
[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" "6a9612ae41aaa50e415ea3107c09b4b2eaf98859805acbef5dd21b839f8a83dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling algebraics v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 21.42s
[INFO] running `Command { std: "docker" "inspect" "6a9612ae41aaa50e415ea3107c09b4b2eaf98859805acbef5dd21b839f8a83dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a9612ae41aaa50e415ea3107c09b4b2eaf98859805acbef5dd21b839f8a83dc", kill_on_drop: false }`
[INFO] [stdout] 6a9612ae41aaa50e415ea3107c09b4b2eaf98859805acbef5dd21b839f8a83dc
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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] 84e667c405017fb2891fad8bfc8e9c2d84a8078258f46f19f66159be9a9b5836
[INFO] running `Command { std: "docker" "start" "-a" "84e667c405017fb2891fad8bfc8e9c2d84a8078258f46f19f66159be9a9b5836", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/algebraics-10941debd955d0e7
[INFO] [stdout] running 96 tests
[INFO] [stdout] test algebraic_numbers::tests::test_debug ... ok
[INFO] [stdout] test algebraic_numbers::tests::test_neg ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_arithmetic_geometric_mean ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_add_int ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_convert_log2_denom ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_debug ... ok
[INFO] [stdout] test algebraic_numbers::tests::test_cmp_with_zero ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_add_ratio ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_add ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_div ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_div_ratio ... ok
[INFO] [stdout] test array2d::tests::test_iter_mut ... ok
[INFO] [stdout] test array2d::tests::test_positions ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_display ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_from_ratio ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_from_ratio_range ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_mul_int ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_mul_ratio ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_mul ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_pow ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_sqrt ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_div_int ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_interval_union ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_sub ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_sub_ratio ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_sub_int ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_square ... ok
[INFO] [stdout] test lattice::tests::test_gram_schmidt ... ok
[INFO] [stdout] test mod_int::tests::test_add ... ok
[INFO] [stdout] test mod_int::tests::test_div ... ok
[INFO] [stdout] test mod_int::tests::test_mul ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_natural_log_of_2 ... ok
[INFO] [stdout] test polynomial::add_sub::tests::test_add ... ok
[INFO] [stdout] test mod_int::tests::test_sub ... ok
[INFO] [stdout] test polynomial::add_sub::tests::test_sub ... ok
[INFO] [stdout] test algebraic_numbers::tests::test_floor_ceil ... ok
[INFO] [stdout] test polynomial::add_sub::tests::test_add_ratio ... ok
[INFO] [stdout] test polynomial::add_sub::tests::test_sub_ratio ... ok
[INFO] [stdout] test polynomial::div_rem::tests::test_div ... ok
[INFO] [stdout] test polynomial::distinct_degree_factorization::tests::test_distinct_degree_factorization ... ok
[INFO] [stdout] test polynomial::div_rem::tests::test_pseudo_div_rem ... ok
[INFO] [stdout] test polynomial::div_rem::tests::test_rem ... ok
[INFO] [stdout] test algebraic_numbers::tests::test_integer_floor_ceil_log2 ... ok
[INFO] [stdout] test algebraic_numbers::tests::test_mul ... ok
[INFO] [stdout] test polynomial::div_rem::tests::test_div_by_zero ... ok
[INFO] [stdout] test algebraic_numbers::tests::test_div ... ok
[INFO] [stdout] test polynomial::factorization_over_integers::tests::test_factor_square_free_polynomial_with_rng_2 ... ignored
[INFO] [stdout] test polynomial::factorization_over_integers::tests::test_factor_square_free_polynomial_with_rng_3 ... ignored
[INFO] [stdout] test polynomial::factorization_over_integers::tests::test_factor_square_free_polynomial_with_rng_4 ... ignored
[INFO] [stdout] test mod_int::tests::test_overflow ... ok
[INFO] [stdout] test polynomial::factorization_over_integers::tests::test_factor_square_free_polynomial_with_rng_6 ... ok
[INFO] [stdout] test polynomial::factorization_over_integers::tests::test_factor_square_free_polynomial_with_rng_7 ... ok
[INFO] [stdout] test polynomial::factorization_over_integers::tests::test_factor_square_free_polynomial_with_rng_5 ... ok
[INFO] [stdout] test polynomial::gcd::tests::test_multivariable_resultant ... ok
[INFO] [stdout] test polynomial::factorization_over_integers::tests::test_factor_square_free_polynomial_with_rng_0 ... ok
[INFO] [stdout] test polynomial::mul::tests::test_mul ... ok
[INFO] [stdout] test polynomial::mul::tests::test_mul_rational ... ok
[INFO] [stdout] test polynomial::gcd::tests::test_resultant ... ok
[INFO] [stdout] test polynomial::tests::test_display ... ok
[INFO] [stdout] test polynomial::tests::test_eval ... ok
[INFO] [stdout] test polynomial::tests::test_make_monomial ... ok
[INFO] [stdout] test polynomial::tests::test_primitive_part ... ok
[INFO] [stdout] test polynomial::same_degree_factorization::tests::test_same_degree_factorization ... ok
[INFO] [stdout] test polynomial::tests::test_primitive_sturm_sequence ... ok
[INFO] [stdout] test polynomial::tests::test_split_out_divisor ... ok
[INFO] [stdout] test polynomial::tests::test_sturm_sequence ... ok
[INFO] [stdout] test quadratic_numbers::tests::test_discriminant ... ok
[INFO] [stdout] test quadratic_numbers::tests::test_quad_poly_into_poly ... ok
[INFO] [stdout] test quadratic_numbers::tests::test_quad_poly_neg ... ok
[INFO] [stdout] test quadratic_numbers::tests::test_real_quadratic_number_cmp ... ignored
[INFO] [stdout] test polynomial::gcd::tests::test_gcd ... ok
[INFO] [stdout] test quadratic_numbers::tests::test_real_quadratic_number_default_zero ... ok
[INFO] [stdout] test quadratic_numbers::tests::test_real_quadratic_number_from_ratio ... ok
[INFO] [stdout] test quadratic_numbers::tests::test_real_quadratic_number_into_reduced ... ok
[INFO] [stdout] test quadratic_numbers::tests::test_real_quadratic_number_neg ... ok
[INFO] [stdout] test quadratic_numbers::tests::test_real_quadratic_number_one ... ok
[INFO] [stdout] test quadratic_numbers::tests::test_real_quadratic_number_signum ... ok
[INFO] [stdout] test quadratic_numbers::tests::test_real_quadratic_number_to_f64 ... ok
[INFO] [stdout] test algebraic_numbers::tests::test_sub ... ok
[INFO] [stdout] test polynomial::factorization_over_integers::tests::test_factor_square_free_polynomial_with_rng_1 ... ok
[INFO] [stdout] test traits::tests::test_gcd_lcm ... ok
[INFO] [stdout] test polynomial::tests::test_square_free_factorization_using_yuns_algorithm ... ok
[INFO] [stdout] test util::tests::test_for_subsets_of_size ... ok
[INFO] [stdout] test traits::tests::test_floor_log2 ... ok
[INFO] [stdout] test polynomial::div_rem::tests::test_powmod ... ok
[INFO] [stdout] test traits::tests::test_ceil_log2 ... ok
[INFO] [stdout] test algebraic_numbers::tests::test_pow ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_exp ... ok
[INFO] [stdout] test algebraic_numbers::tests::test_add ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_log_core ... ok
[INFO] [stdout] test traits::tests::test_trailing_zeros ... ok
[INFO] [stdout] test quadratic_numbers::tests::test_real_quadratic_number_cmp_rational ... ok
[INFO] [stdout] test lattice::tests::test_lll_reduce ... ok
[INFO] [stdout] test polynomial::factorization_over_integers::tests::test_factor_0 ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_log ... ok
[INFO] [stdout] test polynomial::factorization_over_integers::tests::test_factor_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 92 passed; 0 failed; 4 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests algebraics
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 29) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "84e667c405017fb2891fad8bfc8e9c2d84a8078258f46f19f66159be9a9b5836", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84e667c405017fb2891fad8bfc8e9c2d84a8078258f46f19f66159be9a9b5836", kill_on_drop: false }`
[INFO] [stdout] 84e667c405017fb2891fad8bfc8e9c2d84a8078258f46f19f66159be9a9b5836