[INFO] fetching crate gridiron 0.9.0...
[INFO] testing gridiron-0.9.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate gridiron 0.9.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate gridiron 0.9.0 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 gridiron 0.9.0
[INFO] finished tweaking crates.io crate gridiron 0.9.0
[INFO] tweaked toml for crates.io crate gridiron 0.9.0 written to /workspace/builds/worker-6/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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] f2e990601001d0fcae8df12cbefea2906ce6f5e0300a709cc4222f4e94ad9c17
[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" "f2e990601001d0fcae8df12cbefea2906ce6f5e0300a709cc4222f4e94ad9c17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2e990601001d0fcae8df12cbefea2906ce6f5e0300a709cc4222f4e94ad9c17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2e990601001d0fcae8df12cbefea2906ce6f5e0300a709cc4222f4e94ad9c17", kill_on_drop: false }`
[INFO] [stdout] f2e990601001d0fcae8df12cbefea2906ce6f5e0300a709cc4222f4e94ad9c17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stdout] 93e85a2d922fedd411297b0cbc75339c843bd6435759607d1fa97634f65047d3
[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" "93e85a2d922fedd411297b0cbc75339c843bd6435759607d1fa97634f65047d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling gridiron v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.94s
[INFO] running `Command { std: "docker" "inspect" "93e85a2d922fedd411297b0cbc75339c843bd6435759607d1fa97634f65047d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93e85a2d922fedd411297b0cbc75339c843bd6435759607d1fa97634f65047d3", kill_on_drop: false }`
[INFO] [stdout] 93e85a2d922fedd411297b0cbc75339c843bd6435759607d1fa97634f65047d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stdout] 8a51a5925d85dfd0ffbcb04f3ab3cf0d353474e92b5c5f1834b7318b4bebc265
[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" "8a51a5925d85dfd0ffbcb04f3ab3cf0d353474e92b5c5f1834b7318b4bebc265", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_xorshift v0.3.0
[INFO] [stderr]    Compiling rusty-fork v0.3.0
[INFO] [stderr]    Compiling proptest v1.0.0
[INFO] [stderr]    Compiling gridiron v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1m 04s
[INFO] running `Command { std: "docker" "inspect" "8a51a5925d85dfd0ffbcb04f3ab3cf0d353474e92b5c5f1834b7318b4bebc265", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a51a5925d85dfd0ffbcb04f3ab3cf0d353474e92b5c5f1834b7318b4bebc265", kill_on_drop: false }`
[INFO] [stdout] 8a51a5925d85dfd0ffbcb04f3ab3cf0d353474e92b5c5f1834b7318b4bebc265
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stdout] c48a3df000c2efe6e98af5d14902e37fe239aa044ee991f2ab236b740f560e97
[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" "c48a3df000c2efe6e98af5d14902e37fe239aa044ee991f2ab236b740f560e97", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/gridiron-19080b4f53bf6802)
[INFO] [stdout] 
[INFO] [stdout] running 93 tests
[INFO] [stdout] test digits::constant_time_primitives::tests::const_eq ... ok
[INFO] [stdout] test digits::constant_time_primitives::tests::const_ge ... ok
[INFO] [stdout] test digits::constant_time_primitives::tests::const_gt ... ok
[INFO] [stdout] test digits::constant_time_primitives::tests::const_le ... ok
[INFO] [stdout] test digits::constant_time_primitives::tests::const_lt ... ok
[INFO] [stdout] test digits::constant_time_primitives::tests::const_ordering ... ok
[INFO] [stdout] test digits::constant_time_primitives::tests::u64_const_eq0 ... ok
[INFO] [stdout] test fp_256::tests::double_end_iter_next_back_bounds ... ok
[INFO] [stdout] test digits::constant_time_primitives::tests::u64_const_abs ... ok
[INFO] [stdout] test fp_256::tests::default_is_zero ... ok
[INFO] [stdout] test digits::constant_time_primitives::tests::u64_const_lt ... ok
[INFO] [stdout] test digits::constant_time_primitives::tests::u64_const_gte ... ok
[INFO] [stdout] test digits::constant_time_primitives::tests::u64_const_gt ... ok
[INFO] [stdout] test digits::constant_time_primitives::tests::u64_const_lte ... ok
[INFO] [stdout] test digits::constant_time_primitives::tests::u64_const_eq ... ok
[INFO] [stdout] test fp_256::tests::add_equals_mult ... ok
[INFO] [stdout] test fp_256::tests::commutative ... ok
[INFO] [stdout] test fp_256::tests::from_u32 ... ok
[INFO] [stdout] test fp_256::tests::identity ... ok
[INFO] [stdout] test fp_256::tests::div_zero_by_anything_should_be_zero ... ok
[INFO] [stdout] test fp_256::tests::monty_add_works ... ok
[INFO] [stdout] test fp_256::tests::monty_add_assign_works ... ok
[INFO] [stdout] test fp_256::tests::monty_div_same_as_div ... ok
[INFO] [stdout] test fp_256::tests::monty_inv_same_as_div ... ok
[INFO] [stdout] test fp_256::tests::distributive ... ok
[INFO] [stdout] test fp_256::tests::monty_one_is_mul_ident ... ok
[INFO] [stdout] test fp_256::tests::monty_sub_assign_works ... ok
[INFO] [stdout] test fp_256::tests::from_bytes_roundtrip ... ok
[INFO] [stdout] test fp_256::tests::monty_times_normal_equals_normal ... ok
[INFO] [stdout] test fp_256::tests::swap_if_constant_false ... ok
[INFO] [stdout] test fp_256::tests::swap_if_constant_true ... ok
[INFO] [stdout] test fp_256::tests::monty_neg_works ... ok
[INFO] [stdout] test fp_256::tests::mul_equals_div_numerator_can_be_zero ... ok
[INFO] [stdout] test fp_256::tests::neg ... ok
[INFO] [stdout] test fp_480::tests::default_is_zero ... ok
[INFO] [stdout] test fp_256::tests::to_monty_roundtrip_to_norm ... ok
[INFO] [stdout] test fp_256::tests::pow_equals_mult ... ok
[INFO] [stdout] test fp_256::tests::mul_equals_div ... ok
[INFO] [stdout] test fp_256::tests::div_by_zero_should_panic ... ok
[INFO] [stdout] test fp_480::tests::double_end_iter_next_back_bounds ... ok
[INFO] [stdout] test fp_256::tests::associative ... ok
[INFO] [stdout] test fp_256::tests::zero ... ok
[INFO] [stdout] test fp_256::tests::monty_mult_equals_normal ... ok
[INFO] [stdout] test fp_256::tests::monty_zero_is_additive_ident ... ok
[INFO] [stdout] test fp_480::tests::add_equals_mult ... ok
[INFO] [stdout] test fp_256::tests::pow_for_class_equals_pow_u32 ... ok
[INFO] [stdout] test fp_256::tests::monty_sub_works ... ok
[INFO] [stdout] test fp_480::tests::from_u32 ... ok
[INFO] [stdout] test fp_256::tests::normal_times_monty_equals_normal ... ok
[INFO] [stdout] test fp_480::tests::commutative ... ok
[INFO] [stdout] test fp_480::tests::from_bytes_roundtrip ... ok
[INFO] [stdout] test fp_480::tests::monty_neg_works ... ok
[INFO] [stdout] test fp_480::tests::identity ... ok
[INFO] [stdout] test fp_480::tests::div_zero_by_anything_should_be_zero ... ok
[INFO] [stdout] test fp_480::tests::monty_div_same_as_div ... ok
[INFO] [stdout] test fp_480::tests::monty_sub_assign_works ... ok
[INFO] [stdout] test fp_480::tests::monty_mult_equals_normal ... ok
[INFO] [stdout] test fp_480::tests::monty_add_assign_works ... ok
[INFO] [stdout] test fp_480::tests::div_by_zero_should_panic ... ok
[INFO] [stdout] test fp_480::tests::distributive ... ok
[INFO] [stdout] test fp_480::tests::monty_inv_same_as_div ... ok
[INFO] [stdout] test fp_480::tests::swap_if_constant_true ... ok
[INFO] [stdout] test fp_480::tests::monty_add_works ... ok
[INFO] [stdout] test fp_480::tests::swap_if_constant_false ... ok
[INFO] [stdout] test fp_480::tests::monty_zero_is_additive_ident ... ok
[INFO] [stdout] test lib::debug_hex_output_test256 ... ok
[INFO] [stdout] test lib::fp_256_31_normalize_prime_plus_1 ... ok
[INFO] [stdout] test lib::hex_dec_print ... ok
[INFO] [stdout] test lib::mont_mult1 ... ok
[INFO] [stdout] test lib::mont_mult2 ... ok
[INFO] [stdout] test lib::fp256_from_bytes_should_mod ... ok
[INFO] [stdout] test lib::fp256_to_bytes_known_good_value ... ok
[INFO] [stdout] test fp_480::tests::monty_sub_works ... ok
[INFO] [stdout] test lib::fp_256_31_normalize_prime_minus_1 ... ok
[INFO] [stdout] test fp_480::tests::monty_times_normal_equals_normal ... ok
[INFO] [stdout] test lib::mul_precalc ... ok
[INFO] [stdout] test lib::static_co_reduce_256_bit ... ok
[INFO] [stdout] test lib::neg_test256 ... ok
[INFO] [stdout] test fp_480::tests::associative ... ok
[INFO] [stdout] test lib::test_from_sha_static_480 ... ok
[INFO] [stdout] test lib::static_add_31_bit ... ok
[INFO] [stdout] test lib::zero1 ... ok
[INFO] [stdout] test fp_480::tests::monty_one_is_mul_ident ... ok
[INFO] [stdout] test lib::static_div_31_bit ... ok
[INFO] [stdout] test lib::test_from_sha_static ... ok
[INFO] [stdout] test fp_480::tests::to_monty_roundtrip_to_norm ... ok
[INFO] [stdout] test fp_480::tests::zero ... ok
[INFO] [stdout] test fp_480::tests::mul_equals_div_numerator_can_be_zero ... ok
[INFO] [stdout] test fp_480::tests::mul_equals_div ... ok
[INFO] [stdout] test fp_480::tests::neg ... ok
[INFO] [stdout] test fp_480::tests::normal_times_monty_equals_normal ... ok
[INFO] [stdout] test fp_480::tests::pow_equals_mult ... ok
[INFO] [stdout] test fp_480::tests::pow_for_class_equals_pow_u32 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 93 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.43s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests gridiron
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c48a3df000c2efe6e98af5d14902e37fe239aa044ee991f2ab236b740f560e97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c48a3df000c2efe6e98af5d14902e37fe239aa044ee991f2ab236b740f560e97", kill_on_drop: false }`
[INFO] [stdout] c48a3df000c2efe6e98af5d14902e37fe239aa044ee991f2ab236b740f560e97