[INFO] fetching crate algebraics 0.2.0...
[INFO] testing algebraics-0.2.0 against 1.47.0 for beta-1.48-1
[INFO] extracting crate algebraics 0.2.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate algebraics 0.2.0 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "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-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d832061357137fabfed92756ebe078681b7f6c4b00b7ac19bee6f4fd65574a5b
[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" "d832061357137fabfed92756ebe078681b7f6c4b00b7ac19bee6f4fd65574a5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d832061357137fabfed92756ebe078681b7f6c4b00b7ac19bee6f4fd65574a5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d832061357137fabfed92756ebe078681b7f6c4b00b7ac19bee6f4fd65574a5b", kill_on_drop: false }`
[INFO] [stdout] d832061357137fabfed92756ebe078681b7f6c4b00b7ac19bee6f4fd65574a5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea0e041dc5bc81b8d8199d0db1165b7d4b4c2ceffb12cf67f92617dd6cd43fa9
[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" "ea0e041dc5bc81b8d8199d0db1165b7d4b4c2ceffb12cf67f92617dd6cd43fa9", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling rand_core v0.4.2
[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_core v0.3.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling algebraics v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.50s
[INFO] running `Command { std: "docker" "inspect" "ea0e041dc5bc81b8d8199d0db1165b7d4b4c2ceffb12cf67f92617dd6cd43fa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea0e041dc5bc81b8d8199d0db1165b7d4b4c2ceffb12cf67f92617dd6cd43fa9", kill_on_drop: false }`
[INFO] [stdout] ea0e041dc5bc81b8d8199d0db1165b7d4b4c2ceffb12cf67f92617dd6cd43fa9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "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] 5fd2b9b6e5c8d5e435a378cf36137ae2767dad0e489cdadef941b473cdb35352
[INFO] running `Command { std: "docker" "start" "-a" "5fd2b9b6e5c8d5e435a378cf36137ae2767dad0e489cdadef941b473cdb35352", kill_on_drop: false }`
[INFO] [stderr]    Compiling algebraics v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 21.94s
[INFO] running `Command { std: "docker" "inspect" "5fd2b9b6e5c8d5e435a378cf36137ae2767dad0e489cdadef941b473cdb35352", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fd2b9b6e5c8d5e435a378cf36137ae2767dad0e489cdadef941b473cdb35352", kill_on_drop: false }`
[INFO] [stdout] 5fd2b9b6e5c8d5e435a378cf36137ae2767dad0e489cdadef941b473cdb35352
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 12d5c366ff88b25f75c60edd48d6fc82993a87fe3c983726ddeeb4a857e36473
[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" "12d5c366ff88b25f75c60edd48d6fc82993a87fe3c983726ddeeb4a857e36473", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/algebraics-cd99afaa4acd75aa
[INFO] [stdout] 
[INFO] [stdout] running 96 tests
[INFO] [stdout] test algebraic_numbers::tests::test_cmp_with_zero ... ok
[INFO] [stdout] test algebraic_numbers::tests::test_debug ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_add ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_convert_log2_denom ... ok
[INFO] [stdout] test algebraic_numbers::tests::test_neg ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_debug ... ok
[INFO] [stdout] test array2d::tests::test_iter_mut ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_display ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_div ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_div_ratio ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_div_int ... ok
[INFO] [stdout] test array2d::tests::test_positions ... 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_interval_union ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_mul_int ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_mul ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_add_int ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_add_ratio ... 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_square ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_sub_ratio ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_sub ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_mul_ratio ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_arithmetic_geometric_mean ... ok
[INFO] [stdout] test mod_int::tests::test_add ... ok
[INFO] [stdout] test mod_int::tests::test_div ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_sub_int ... ok
[INFO] [stdout] test mod_int::tests::test_mul ... ok
[INFO] [stdout] test mod_int::tests::test_sub ... ok
[INFO] [stdout] test polynomial::add_sub::tests::test_add_ratio ... 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 polynomial::add_sub::tests::test_sub_ratio ... ok
[INFO] [stdout] test polynomial::div_rem::tests::test_div ... ok
[INFO] [stdout] test polynomial::add_sub::tests::test_sub ... ok
[INFO] [stdout] test lattice::tests::test_gram_schmidt ... 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 polynomial::distinct_degree_factorization::tests::test_distinct_degree_factorization ... ok
[INFO] [stdout] test polynomial::div_rem::tests::test_div_by_zero ... ok
[INFO] [stdout] test algebraic_numbers::tests::test_floor_ceil ... ok
[INFO] [stdout] test algebraic_numbers::tests::test_integer_floor_ceil_log2 ... 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 algebraic_numbers::tests::test_mul ... ok
[INFO] [stdout] test polynomial::factorization_over_integers::tests::test_factor_square_free_polynomial_with_rng_6 ... ok
[INFO] [stdout] test mod_int::tests::test_overflow ... ok
[INFO] [stdout] test polynomial::factorization_over_integers::tests::test_factor_square_free_polynomial_with_rng_7 ... 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_5 ... 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::tests::test_primitive_sturm_sequence ... ok
[INFO] [stdout] test polynomial::tests::test_split_out_divisor ... ok
[INFO] [stdout] test algebraic_numbers::tests::test_div ... ok
[INFO] [stdout] test polynomial::same_degree_factorization::tests::test_same_degree_factorization ... ok
[INFO] [stdout] test polynomial::tests::test_sturm_sequence ... 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 quadratic_numbers::tests::test_discriminant ... 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 traits::tests::test_ceil_log2 ... ok
[INFO] [stdout] test polynomial::gcd::tests::test_gcd ... 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 polynomial::factorization_over_integers::tests::test_factor_square_free_polynomial_with_rng_0 ... ok
[INFO] [stdout] test polynomial::factorization_over_integers::tests::test_factor_square_free_polynomial_with_rng_1 ... ok
[INFO] [stdout] test traits::tests::test_floor_log2 ... ok
[INFO] [stdout] test algebraic_numbers::tests::test_pow ... ok
[INFO] [stdout] test algebraic_numbers::tests::test_sub ... ok
[INFO] [stdout] test polynomial::div_rem::tests::test_powmod ... ok
[INFO] [stdout] test algebraic_numbers::tests::test_add ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_exp ... ok
[INFO] [stdout] test traits::tests::test_trailing_zeros ... ok
[INFO] [stdout] test interval_arithmetic::tests::test_log_core ... 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 interval_arithmetic::tests::test_log ... ok
[INFO] [stdout] test polynomial::factorization_over_integers::tests::test_factor_0 ... 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 34) ... 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" "12d5c366ff88b25f75c60edd48d6fc82993a87fe3c983726ddeeb4a857e36473", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12d5c366ff88b25f75c60edd48d6fc82993a87fe3c983726ddeeb4a857e36473", kill_on_drop: false }`
[INFO] [stdout] 12d5c366ff88b25f75c60edd48d6fc82993a87fe3c983726ddeeb4a857e36473
