[INFO] fetching crate ff-uint 0.1.7...
[INFO] testing ff-uint-0.1.7 against 1.55.0 for beta-1.56-1
[INFO] extracting crate ff-uint 0.1.7 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate ff-uint 0.1.7 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 ff-uint 0.1.7
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate ff-uint 0.1.7
[INFO] tweaked toml for crates.io crate ff-uint 0.1.7 written to /workspace/builds/worker-1/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ff-uint_derive v0.1.7
[INFO] [stderr]   Downloaded seedbox v0.1.1
[INFO] [stderr]   Downloaded concat-idents v1.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 0da44db796028acb4992f634f5943ba609255dd54f63eaa7a24da3547d22a3cd
[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" "0da44db796028acb4992f634f5943ba609255dd54f63eaa7a24da3547d22a3cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0da44db796028acb4992f634f5943ba609255dd54f63eaa7a24da3547d22a3cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0da44db796028acb4992f634f5943ba609255dd54f63eaa7a24da3547d22a3cd", kill_on_drop: false }`
[INFO] [stdout] 0da44db796028acb4992f634f5943ba609255dd54f63eaa7a24da3547d22a3cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 094ffc823d94c77c0a428c27efb32fa7f649150f675a95da42b132a3dc8008d5
[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" "094ffc823d94c77c0a428c27efb32fa7f649150f675a95da42b132a3dc8008d5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling ref-cast v1.0.6
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling rustc-hex v2.1.0
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling blake2-rfc_bellman_edition v0.0.1
[INFO] [stderr]    Compiling seedbox v0.1.1
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling borsh-derive-internal v0.8.2
[INFO] [stderr]    Compiling borsh-schema-derive-internal v0.8.2
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling ref-cast-impl v1.0.6
[INFO] [stderr]    Compiling concat-idents v1.1.3
[INFO] [stderr]    Compiling borsh-derive v0.8.2
[INFO] [stderr]    Compiling ff-uint_derive v0.1.7
[INFO] [stderr]    Compiling borsh v0.8.2
[INFO] [stderr]    Compiling ff-uint v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.63s
[INFO] running `Command { std: "docker" "inspect" "094ffc823d94c77c0a428c27efb32fa7f649150f675a95da42b132a3dc8008d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "094ffc823d94c77c0a428c27efb32fa7f649150f675a95da42b132a3dc8008d5", kill_on_drop: false }`
[INFO] [stdout] 094ffc823d94c77c0a428c27efb32fa7f649150f675a95da42b132a3dc8008d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] db4c24906db2e49663c0fed08733995235f5d214b814c31a0c1a64a5af385350
[INFO] running `Command { std: "docker" "start" "-a" "db4c24906db2e49663c0fed08733995235f5d214b814c31a0c1a64a5af385350", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ff-uint v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.28s
[INFO] running `Command { std: "docker" "inspect" "db4c24906db2e49663c0fed08733995235f5d214b814c31a0c1a64a5af385350", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db4c24906db2e49663c0fed08733995235f5d214b814c31a0c1a64a5af385350", kill_on_drop: false }`
[INFO] [stdout] db4c24906db2e49663c0fed08733995235f5d214b814c31a0c1a64a5af385350
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 82e38ac5a2fabf5a21c0dfe95453c670aa22d3e6eecd04c8ef38fec94cfa3b5b
[INFO] running `Command { std: "docker" "start" "-a" "82e38ac5a2fabf5a21c0dfe95453c670aa22d3e6eecd04c8ef38fec94cfa3b5b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ff_uint-3268da88b0546645)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/ff-uint_tests.rs (/opt/rustwide/target/debug/deps/ff_uint_tests-a5cf0f40095996aa)
[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] [stdout] 
[INFO] [stdout] running 61 tests
[INFO] [stdout] test big_endian ... ok
[INFO] [stdout] test ff_add ... ok
[INFO] [stdout] test ff_legendre_res ... ok
[INFO] [stdout] test ff_mul ... ok
[INFO] [stdout] test ff_div ... ok
[INFO] [stdout] test ff_legendre_zero ... ok
[INFO] [stdout] test ff_legendre_non_res ... ok
[INFO] [stdout] test ff_neg_overflow ... ok
[INFO] [stdout] test leading_zeros ... ok
[INFO] [stdout] test little_endian ... ok
[INFO] [stdout] test test_u256_from_fixed_array ... ok
[INFO] [stdout] test test_from_ref_to_fixed_array ... ok
[INFO] [stdout] test u256_multi_adds ... ok
[INFO] [stdout] test u256_multi_carry_all ... ok
[INFO] [stdout] test u256_multi_muls ... ok
[INFO] [stdout] test ff_pow ... ok
[INFO] [stdout] test slice_roundtrip_le2 ... ok
[INFO] [stdout] test ff_neg_zero ... ok
[INFO] [stdout] test u256_multi_muls2 ... ok
[INFO] [stdout] test u512_div ... ok
[INFO] [stdout] test ff_sqrt ... ok
[INFO] [stdout] test uint256_arithmetic_test ... ok
[INFO] [stdout] test ff_sqrt_none ... ok
[INFO] [stdout] test ff_sub ... ok
[INFO] [stdout] test from_big_endian ... ok
[INFO] [stdout] test from_little_endian ... ok
[INFO] [stdout] test hash_impl_is_the_same_as_for_a_slice ... ok
[INFO] [stdout] test into_fixed_array ... ok
[INFO] [stdout] test u512_multi_subs ... ok
[INFO] [stdout] test uint256_from ... ok
[INFO] [stdout] test uint256_from_str ... ok
[INFO] [stdout] test test_u512_from_fixed_array ... ok
[INFO] [stdout] test uint256_mul64 ... ok
[INFO] [stdout] test uint256_mul ... ok
[INFO] [stdout] test trailing_zeros ... ok
[INFO] [stdout] test uint256_mul1 ... ok
[INFO] [stdout] test uint256_extreme_bitshift_test ... ok
[INFO] [stdout] test uint256_div ... ok
[INFO] [stdout] test uint256_mul_overflow ... ok
[INFO] [stdout] test uint256_comp_test ... ok
[INFO] [stdout] test uint256_bits_test ... ok
[INFO] [stdout] test uint256_mul2 ... ok
[INFO] [stdout] test uint256_simple_mul ... ok
[INFO] [stdout] test uint256_rem ... ok
[INFO] [stdout] test uint256_sub_overflow ... ok
[INFO] [stdout] test uint256_overflowing_mul ... ok
[INFO] [stdout] test uint512_mul ... ok
[INFO] [stdout] test uint256_try_into_primitives ... ok
[INFO] [stdout] test uint256_to ... ok
[INFO] [stdout] test u256_multi_muls_overflow ... ok
[INFO] [stdout] test slice_roundtrip ... ok
[INFO] [stdout] test uint256_shl_words ... ok
[INFO] [stdout] test u512_multi_adds ... ok
[INFO] [stdout] test u256_multi_subs ... ok
[INFO] [stdout] test uint256_overflowing_pow ... ok
[INFO] [stdout] test uint256_pow ... ok
[INFO] [stdout] test uint256_shl ... ok
[INFO] [stdout] test slice_roundtrip_le ... ok
[INFO] [stdout] test uint256_pow_overflow_panic - should panic ... ok
[INFO] [stdout] test uint256_sub_overflow_panic - should panic ... ok
[INFO] [stdout] test uint256_mul_overflow_panic - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 61 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ff-uint
[INFO] [stderr] warning: lint `broken_intra_doc_links` has been renamed to `rustdoc::broken_intra_doc_links`
[INFO] [stderr]  --> /opt/rustwide/workdir/src/ff/mod.rs:4:9
[INFO] [stderr]   |
[INFO] [stderr] 4 | #![deny(broken_intra_doc_links)]
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `rustdoc::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] [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" "82e38ac5a2fabf5a21c0dfe95453c670aa22d3e6eecd04c8ef38fec94cfa3b5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82e38ac5a2fabf5a21c0dfe95453c670aa22d3e6eecd04c8ef38fec94cfa3b5b", kill_on_drop: false }`
[INFO] [stdout] 82e38ac5a2fabf5a21c0dfe95453c670aa22d3e6eecd04c8ef38fec94cfa3b5b