[INFO] fetching crate ff-uint 0.1.4...
[INFO] testing ff-uint-0.1.4 against 1.49.0 for beta-1.50-1
[INFO] extracting crate ff-uint 0.1.4 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate ff-uint 0.1.4 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ff-uint 0.1.4
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate ff-uint 0.1.4
[INFO] tweaked toml for crates.io crate ff-uint 0.1.4 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 5102e3c6df881bee8c54213f0eec2cdb2e15b7cb8181b78c5847651e72c934b7
[INFO] running `Command { std: "docker" "start" "-a" "5102e3c6df881bee8c54213f0eec2cdb2e15b7cb8181b78c5847651e72c934b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5102e3c6df881bee8c54213f0eec2cdb2e15b7cb8181b78c5847651e72c934b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5102e3c6df881bee8c54213f0eec2cdb2e15b7cb8181b78c5847651e72c934b7", kill_on_drop: false }`
[INFO] [stdout] 5102e3c6df881bee8c54213f0eec2cdb2e15b7cb8181b78c5847651e72c934b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f70b44b4e114845d705a094cb4b911da410627d876a612095100f6cfd8d87f4e
[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" "f70b44b4e114845d705a094cb4b911da410627d876a612095100f6cfd8d87f4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling ref-cast v1.0.6
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rustc-hex v2.1.0
[INFO] [stderr]    Compiling blake2-rfc_bellman_edition v0.0.1
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling seedbox v0.1.0
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling borsh-derive-internal v0.7.1
[INFO] [stderr]    Compiling borsh-schema-derive-internal v0.7.1
[INFO] [stderr]    Compiling ref-cast-impl v1.0.6
[INFO] [stderr]    Compiling borsh-derive v0.7.1
[INFO] [stderr]    Compiling concat-idents v1.1.1
[INFO] [stderr]    Compiling ff-uint_derive v0.1.4
[INFO] [stderr]    Compiling borsh v0.7.1
[INFO] [stderr]    Compiling ff-uint v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lint `intra_doc_link_resolution_failure` has been renamed to `broken_intra_doc_links`
[INFO] [stdout]  --> src/ff/mod.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![deny(intra_doc_link_resolution_failure)]
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `broken_intra_doc_links`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.19s
[INFO] running `Command { std: "docker" "inspect" "f70b44b4e114845d705a094cb4b911da410627d876a612095100f6cfd8d87f4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f70b44b4e114845d705a094cb4b911da410627d876a612095100f6cfd8d87f4e", kill_on_drop: false }`
[INFO] [stdout] f70b44b4e114845d705a094cb4b911da410627d876a612095100f6cfd8d87f4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49e5d35441b3203517c194cc03ff2f22be42f233c3f783c31df8255cc1c240f7
[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" "49e5d35441b3203517c194cc03ff2f22be42f233c3f783c31df8255cc1c240f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling ff-uint v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lint `intra_doc_link_resolution_failure` has been renamed to `broken_intra_doc_links`
[INFO] [stdout]  --> src/ff/mod.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![deny(intra_doc_link_resolution_failure)]
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `broken_intra_doc_links`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `intra_doc_link_resolution_failure` has been renamed to `broken_intra_doc_links`
[INFO] [stdout]  --> src/ff/mod.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![deny(intra_doc_link_resolution_failure)]
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `broken_intra_doc_links`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.55s
[INFO] running `Command { std: "docker" "inspect" "49e5d35441b3203517c194cc03ff2f22be42f233c3f783c31df8255cc1c240f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49e5d35441b3203517c194cc03ff2f22be42f233c3f783c31df8255cc1c240f7", kill_on_drop: false }`
[INFO] [stdout] 49e5d35441b3203517c194cc03ff2f22be42f233c3f783c31df8255cc1c240f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 89d77f2a936d5776b73483fe8bd6d2c83fe0cbfecbd3575484e386676e4d9862
[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" "89d77f2a936d5776b73483fe8bd6d2c83fe0cbfecbd3575484e386676e4d9862", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr] warning: lint `intra_doc_link_resolution_failure` has been renamed to `broken_intra_doc_links`
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> src/ff/mod.rs:4:9
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr] 4 | #![deny(intra_doc_link_resolution_failure)]
[INFO] [stdout] 
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `broken_intra_doc_links`
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] running 67 tests
[INFO] [stderr]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: lint `intra_doc_link_resolution_failure` has been renamed to `broken_intra_doc_links`
[INFO] [stderr]  --> src/ff/mod.rs:4:9
[INFO] [stderr]   |
[INFO] [stderr] 4 | #![deny(intra_doc_link_resolution_failure)]
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `broken_intra_doc_links`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.47s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ff_uint-0c9b4638a81484e5
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ff_uint_tests-aaf3f58439a8d9e5
[INFO] [stdout] test display_u256 ... ok
[INFO] [stdout] test big_endian ... ok
[INFO] [stdout] test display_u512 ... ok
[INFO] [stdout] test display_uint_zero ... ok
[INFO] [stdout] test display_uint ... ok
[INFO] [stdout] test example ... ok
[INFO] [stdout] test ff_add ... ok
[INFO] [stdout] test ff_legendre_zero ... ok
[INFO] [stdout] test ff_legendre_non_res ... ok
[INFO] [stdout] test ff_mul ... ok
[INFO] [stdout] test ff_div ... ok
[INFO] [stdout] test ff_legendre_res ... ok
[INFO] [stdout] test ff_neg_overflow ... ok
[INFO] [stdout] test ff_sqrt_none ... ok
[INFO] [stdout] test from_big_endian ... ok
[INFO] [stdout] test ff_sub ... ok
[INFO] [stdout] test from_little_endian ... ok
[INFO] [stdout] test ff_neg_zero ... ok
[INFO] [stdout] test ff_sqrt ... ok
[INFO] [stdout] test ff_pow ... ok
[INFO] [stdout] test hash_impl_is_the_same_as_for_a_slice ... ok
[INFO] [stdout] test test_from_ref_to_fixed_array ... ok
[INFO] [stdout] test leading_zeros ... ok
[INFO] [stdout] test slice_roundtrip ... ok
[INFO] [stdout] test slice_roundtrip_le2 ... ok
[INFO] [stdout] test slice_roundtrip_le ... ok
[INFO] [stdout] test should_format_and_debug_correctly ... ok
[INFO] [stdout] test into_fixed_array ... ok
[INFO] [stdout] test little_endian ... ok
[INFO] [stdout] test u256_multi_adds ... ok
[INFO] [stdout] test test_u512_from_fixed_array ... ok
[INFO] [stdout] test u256_multi_muls ... ok
[INFO] [stdout] test u256_multi_muls_overflow ... ok
[INFO] [stdout] test u256_multi_subs ... ok
[INFO] [stdout] test trailing_zeros ... ok
[INFO] [stdout] test u512_div ... ok
[INFO] [stdout] test u256_multi_muls2 ... ok
[INFO] [stdout] test test_u256_from_fixed_array ... ok
[INFO] [stdout] test u512_multi_subs ... ok
[INFO] [stdout] test uint256_arithmetic_test ... ok
[INFO] [stdout] test u256_multi_carry_all ... ok
[INFO] [stdout] test uint256_bits_test ... ok
[INFO] [stdout] test u512_multi_adds ... ok
[INFO] [stdout] test uint256_div ... ok
[INFO] [stdout] test uint256_from_str ... ok
[INFO] [stdout] test uint256_from ... ok
[INFO] [stdout] test uint256_comp_test ... ok
[INFO] [stdout] test uint256_mul1 ... ok
[INFO] [stdout] test uint256_mul ... ok
[INFO] [stdout] test uint256_mul64 ... ok
[INFO] [stdout] test uint256_extreme_bitshift_test ... ok
[INFO] [stdout] test uint256_overflowing_mul ... ok
[INFO] [stdout] test uint256_overflowing_pow ... ok
[INFO] [stdout] test uint256_mul_overflow ... ok
[INFO] [stdout] test uint256_mul2 ... ok
[INFO] [stdout] test uint256_try_into_primitives ... ok
[INFO] [stdout] test uint256_to ... ok
[INFO] [stdout] test uint256_rem ... ok
[INFO] [stdout] test uint256_shl ... ok
[INFO] [stdout] test uint256_simple_mul ... ok
[INFO] [stdout] test uint256_sub_overflow ... ok
[INFO] [stdout] test uint256_shl_words ... ok
[INFO] [stdout] test uint256_pow ... ok
[INFO] [stdout] test uint512_mul ... ok
[INFO] [stdout] test uint256_mul_overflow_panic ... ok
[INFO] [stdout] test uint256_sub_overflow_panic ... ok
[INFO] [stdout] test uint256_pow_overflow_panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 67 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ff-uint
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "89d77f2a936d5776b73483fe8bd6d2c83fe0cbfecbd3575484e386676e4d9862", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89d77f2a936d5776b73483fe8bd6d2c83fe0cbfecbd3575484e386676e4d9862", kill_on_drop: false }`
[INFO] [stdout] 89d77f2a936d5776b73483fe8bd6d2c83fe0cbfecbd3575484e386676e4d9862