[INFO] fetching crate rand 0.8.4...
[INFO] testing rand-0.8.4 against 1.55.0 for beta-1.56-1
[INFO] extracting crate rand 0.8.4 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate rand 0.8.4 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 rand 0.8.4
[INFO] finished tweaking crates.io crate rand 0.8.4
[INFO] tweaked toml for crates.io crate rand 0.8.4 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate rand 0.8.4 already has a lockfile, it will not be regenerated
[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 bincode v1.3.2
[INFO] [stderr]   Downloaded packed_simd_2 v0.3.5
[INFO] [stderr]   Downloaded syn v1.0.67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 0abb9302218abbaaa1682b29f287af61bc1eec90642952f4e0236c71cff46708
[INFO] running `Command { std: "docker" "start" "-a" "0abb9302218abbaaa1682b29f287af61bc1eec90642952f4e0236c71cff46708", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0abb9302218abbaaa1682b29f287af61bc1eec90642952f4e0236c71cff46708", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0abb9302218abbaaa1682b29f287af61bc1eec90642952f4e0236c71cff46708", kill_on_drop: false }`
[INFO] [stdout] 0abb9302218abbaaa1682b29f287af61bc1eec90642952f4e0236c71cff46708
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 37738ca7f1c1636a85cf8e12f266f9c901e109577ac1ebf99a273dd1ba712869
[INFO] running `Command { std: "docker" "start" "-a" "37738ca7f1c1636a85cf8e12f266f9c901e109577ac1ebf99a273dd1ba712869", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.34s
[INFO] running `Command { std: "docker" "inspect" "37738ca7f1c1636a85cf8e12f266f9c901e109577ac1ebf99a273dd1ba712869", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37738ca7f1c1636a85cf8e12f266f9c901e109577ac1ebf99a273dd1ba712869", kill_on_drop: false }`
[INFO] [stdout] 37738ca7f1c1636a85cf8e12f266f9c901e109577ac1ebf99a273dd1ba712869
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] e16e5a57b7307e2e3e2e0f739fa0819838e2208a614f9a2cbfd1e11a5d7d2075
[INFO] running `Command { std: "docker" "start" "-a" "e16e5a57b7307e2e3e2e0f739fa0819838e2208a614f9a2cbfd1e11a5d7d2075", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling rand_hc v0.3.1
[INFO] [stderr]    Compiling rand_pcg v0.3.1
[INFO] [stderr]    Compiling bincode v1.3.2
[INFO] [stderr]    Compiling rand v0.8.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.82s
[INFO] running `Command { std: "docker" "inspect" "e16e5a57b7307e2e3e2e0f739fa0819838e2208a614f9a2cbfd1e11a5d7d2075", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e16e5a57b7307e2e3e2e0f739fa0819838e2208a614f9a2cbfd1e11a5d7d2075", kill_on_drop: false }`
[INFO] [stdout] e16e5a57b7307e2e3e2e0f739fa0819838e2208a614f9a2cbfd1e11a5d7d2075
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 3e172d06b9be4f775c1f6f50d5292106c3ef12a49758955964a0947d93756c26
[INFO] running `Command { std: "docker" "start" "-a" "3e172d06b9be4f775c1f6f50d5292106c3ef12a49758955964a0947d93756c26", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 72 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rand-2cb01b23c0d9e89b)
[INFO] [stdout] test distributions::bernoulli::test::value_stability ... ok
[INFO] [stdout] test distributions::bernoulli::test::test_trivial ... ok
[INFO] [stdout] test distributions::distribution::tests::test_dist_string ... ok
[INFO] [stdout] test distributions::distribution::tests::test_distributions_iter ... ok
[INFO] [stdout] test distributions::distribution::tests::test_make_an_iter ... ok
[INFO] [stdout] test distributions::other::tests::test_alphanumeric ... ok
[INFO] [stdout] test distributions::float::tests::f32_edge_cases ... ok
[INFO] [stdout] test distributions::float::tests::f64_edge_cases ... ok
[INFO] [stdout] test distributions::integer::tests::test_integers ... ok
[INFO] [stdout] test distributions::other::tests::test_chars ... ok
[INFO] [stdout] test distributions::other::tests::test_misc ... ok
[INFO] [stdout] test distributions::integer::tests::value_stability ... ok
[INFO] [stdout] test distributions::distribution::tests::test_distributions_map ... ok
[INFO] [stdout] test distributions::uniform::tests::test_char ... ok
[INFO] [stdout] test distributions::uniform::tests::test_uniform_from_std_range ... ok
[INFO] [stdout] test distributions::uniform::tests::test_uniform_from_std_range_inclusive ... ok
[INFO] [stdout] test distributions::other::tests::value_stability ... ok
[INFO] [stdout] test distributions::float::tests::value_stability ... ok
[INFO] [stdout] test distributions::bernoulli::test::test_average ... ok
[INFO] [stdout] test distributions::uniform::tests::test_uniform_good_limits_equal_int ... ok
[INFO] [stdout] test distributions::uniform::tests::value_stability ... ok
[INFO] [stdout] test distributions::uniform::tests::test_custom_uniform ... ok
[INFO] [stdout] test distributions::weighted_index::test::test_accepting_nan ... ok
[INFO] [stdout] test distributions::weighted_index::test::test_update_weights ... ok
[INFO] [stdout] test distributions::weighted_index::test::value_stability ... ok
[INFO] [stdout] test rng::test::test_fill ... ok
[INFO] [stdout] test rng::test::test_fill_bytes_default ... ok
[INFO] [stdout] test rng::test::test_gen_bool ... ok
[INFO] [stdout] test rng::test::test_rng_boxed_trait ... ok
[INFO] [stdout] test rng::test::test_gen_range_float ... ok
[INFO] [stdout] test rng::test::test_gen_range_int ... ok
[INFO] [stdout] test distributions::uniform::tests::test_floats ... ok
[INFO] [stdout] test rng::test::test_fill_empty ... ok
[INFO] [stdout] test rngs::adapter::read::test::test_reader_rng_insufficient_bytes ... ok
[INFO] [stdout] test rngs::adapter::read::test::test_reader_rng_u32 ... ok
[INFO] [stdout] test rngs::adapter::read::test::test_reader_rng_u64 ... ok
[INFO] [stdout] test rngs::adapter::reseeding::test::test_clone_reseeding ... ok
[INFO] [stdout] test distributions::weighted_index::test::test_weightedindex ... ok
[INFO] [stdout] test seq::index::test::test_sample_boundaries ... ok
[INFO] [stdout] test seq::index::test::test_sample_alg ... ok
[INFO] [stdout] test seq::index::test::test_sample_weighted ... ok
[INFO] [stdout] test seq::index::test::value_stability_sample ... ok
[INFO] [stdout] test rng::test::test_rng_trait_object ... ok
[INFO] [stdout] test rngs::std::test::test_stdrng_construction ... ok
[INFO] [stdout] test rngs::adapter::read::test::test_reader_rng_fill_bytes ... ok
[INFO] [stdout] test rngs::adapter::reseeding::test::test_reseeding ... ok
[INFO] [stdout] test distributions::uniform::tests::test_durations ... ok
[INFO] [stdout] test rng::test::test_gen_ratio_average ... ok
[INFO] [stdout] test seq::test::test_sample_iter ... ok
[INFO] [stdout] test seq::test::test_multiple_weighted_edge_cases ... ok
[INFO] [stdout] test rngs::thread::test::test_thread_rng ... ok
[INFO] [stdout] test seq::test::test_iterator_choose ... ok
[INFO] [stdout] test seq::test::value_stability_slice ... ok
[INFO] [stdout] test seq::test::test_slice_choose ... ok
[INFO] [stdout] test distributions::uniform::tests::test_integers ... ok
[INFO] [stdout] test seq::test::value_stability_choose_multiple ... ok
[INFO] [stdout] test seq::test::test_partial_shuffle ... ok
[INFO] [stdout] test seq::test::value_stability_choose ... ok
[INFO] [stdout] test test::test_random ... ok
[INFO] [stdout] test seq::test::value_stability_choose_stable ... ok
[INFO] [stdout] test seq::test::test_iterator_choose_stable ... ok
[INFO] [stdout] test seq::test::test_weighted ... ok
[INFO] [stdout] test distributions::uniform::tests::test_uniform_bad_limits_equal_int - should panic ... ok
[INFO] [stdout] test seq::test::test_shuffle ... ok
[INFO] [stdout] test distributions::uniform::tests::test_float_overflow - should panic ... ok
[INFO] [stdout] test seq::test::test_iterator_choose_stable_stability ... ok
[INFO] [stdout] test distributions::uniform::tests::test_uniform_bad_limits_flipped_int - should panic ... ok
[INFO] [stdout] test distributions::uniform::tests::test_float_overflow_single - should panic ... ok
[INFO] [stdout] test distributions::uniform::tests::test_float_assertions ... ok
[INFO] [stdout] test rng::test::test_gen_range_panic_usize - should panic ... ok
[INFO] [stdout] test rng::test::test_gen_range_panic_int - should panic ... ok
[INFO] [stdout] test seq::test::test_multiple_weighted_distributions ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 72 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.12s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rand
[INFO] [stdout] 
[INFO] [stdout] running 39 tests
[INFO] [stdout] test src/rng.rs - rng::Rng::gen (line 80) ... ok
[INFO] [stdout] test src/distributions/uniform.rs - distributions::uniform (line 29) ... ok
[INFO] [stdout] test src/rng.rs - rng::Rng::gen (line 60) ... ok
[INFO] [stdout] test src/distributions/uniform.rs - distributions::uniform::Uniform (line 149) ... ok
[INFO] [stdout] test src/distributions/bernoulli.rs - distributions::bernoulli::Bernoulli (line 23) ... ok
[INFO] [stdout] test src/distributions/uniform.rs - distributions::uniform::Uniform (line 163) ... ok
[INFO] [stdout] test src/distributions/float.rs - distributions::float::Open01 (line 60) ... ok
[INFO] [stdout] test src/prelude.rs - prelude (line 15) ... ok
[INFO] [stdout] test src/rng.rs - rng::Rng (line 45) ... ok
[INFO] [stdout] test src/rng.rs - rng::Rng::fill (line 209) ... ok
[INFO] [stdout] test src/rng.rs - rng::Rng::gen_ratio (line 290) ... ok
[INFO] [stdout] test src/lib.rs - random (line 162) ... ok
[INFO] [stdout] test src/rng.rs - rng::Rng::gen_range (line 112) ... ok
[INFO] [stdout] test src/distributions/mod.rs - distributions::Standard (line 175) ... ok
[INFO] [stdout] test src/rng.rs - rng::Rng::try_fill (line 231) ... ok
[INFO] [stdout] test src/rng.rs - rng::Rng::gen_bool (line 257) ... ok
[INFO] [stdout] test src/distributions/distribution.rs - distributions::distribution::Distribution::map (line 90) ... ok
[INFO] [stdout] test src/distributions/slice.rs - distributions::slice::Slice (line 52) ... ok
[INFO] [stdout] test src/distributions/mod.rs - distributions::Standard (line 192) ... ok
[INFO] [stdout] test src/distributions/uniform.rs - distributions::uniform::UniformSampler::sample_single (line 265) ... ok
[INFO] [stdout] test src/rngs/mock.rs - rngs::mock::StepRng (line 22) ... ok
[INFO] [stdout] test src/rngs/adapter/reseeding.rs - rngs::adapter::reseeding::ReseedingRng (line 59) ... ok
[INFO] [stdout] test src/rng.rs - rng::Rng::sample_iter (line 166) ... ok
[INFO] [stdout] test src/distributions/distribution.rs - distributions::distribution::Distribution::sample_iter (line 50) ... ok
[INFO] [stdout] test src/lib.rs - (line 23) ... ok
[INFO] [stdout] test src/lib.rs - random (line 147) ... ok
[INFO] [stdout] test src/distributions/uniform.rs - distributions::uniform (line 61) ... ok
[INFO] [stdout] test src/rng.rs - rng::Rng::sample (line 142) ... ok
[INFO] [stdout] test src/distributions/float.rs - distributions::float::OpenClosed01 (line 33) ... ok
[INFO] [stdout] test src/distributions/other.rs - distributions::other::Alphanumeric (line 34) ... ok
[INFO] [stdout] test src/distributions/weighted_index.rs - distributions::weighted_index::WeightedIndex (line 55) ... ok
[INFO] [stdout] test src/distributions/slice.rs - distributions::slice::Slice (line 30) ... ok
[INFO] [stdout] test src/seq/mod.rs - seq::SliceRandom::shuffle (line 234) ... ok
[INFO] [stdout] test src/seq/mod.rs - seq::IteratorRandom (line 276) ... ok
[INFO] [stdout] test src/seq/mod.rs - seq::SliceRandom::choose_multiple_weighted (line 202) ... ok
[INFO] [stdout] test src/seq/mod.rs - seq::SliceRandom (line 46) ... ok
[INFO] [stdout] test src/seq/mod.rs - seq::SliceRandom::choose (line 70) ... ok
[INFO] [stdout] test src/seq/mod.rs - seq::SliceRandom::choose_multiple (line 98) ... ok
[INFO] [stdout] test src/seq/mod.rs - seq::SliceRandom::choose_weighted (line 130) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 39 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.24s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3e172d06b9be4f775c1f6f50d5292106c3ef12a49758955964a0947d93756c26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e172d06b9be4f775c1f6f50d5292106c3ef12a49758955964a0947d93756c26", kill_on_drop: false }`
[INFO] [stdout] 3e172d06b9be4f775c1f6f50d5292106c3ef12a49758955964a0947d93756c26