[INFO] fetching crate finalfrontier 0.8.0...
[INFO] testing finalfrontier-0.8.0 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate finalfrontier 0.8.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate finalfrontier 0.8.0 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate finalfrontier 0.8.0
[INFO] finished tweaking crates.io crate finalfrontier 0.8.0
[INFO] tweaked toml for crates.io crate finalfrontier 0.8.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate finalfrontier 0.8.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 37036e6fc0c3fcfc21b61585907094bca050b809c44e1096a8719da7b827ab34
[INFO] running `"docker" "start" "-a" "37036e6fc0c3fcfc21b61585907094bca050b809c44e1096a8719da7b827ab34"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling petgraph v0.5.0
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling rand_distr v0.2.2
[INFO] [stderr]    Compiling reductive v0.4.0
[INFO] [stderr]    Compiling zipf v6.1.0
[INFO] [stderr]    Compiling cc v1.0.52
[INFO] [stderr]    Compiling ndarray-rand v0.11.0
[INFO] [stderr]    Compiling finalfusion v0.12.1
[INFO] [stderr]    Compiling chrono v0.4.11
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling openssl-sys v0.9.56
[INFO] [stderr]    Compiling libssh2-sys v0.2.17
[INFO] [stderr]    Compiling libgit2-sys v0.9.2
[INFO] [stderr]    Compiling regex v1.3.7
[INFO] [stderr]    Compiling conllu v0.5.1
[INFO] [stderr]    Compiling console v0.11.2
[INFO] [stderr]    Compiling indicatif v0.14.0
[INFO] [stderr]    Compiling git2 v0.10.2
[INFO] [stderr]    Compiling finalfrontier v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/deps.rs:277:25
[INFO] [stderr]     |
[INFO] [stderr] 277 |                         mem::replace(form, normalized);
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/deps.rs:281:25
[INFO] [stderr]     |
[INFO] [stderr] 281 |                         mem::replace(form, normalized);
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 08s
[INFO] running `"docker" "inspect" "37036e6fc0c3fcfc21b61585907094bca050b809c44e1096a8719da7b827ab34"`
[INFO] running `"docker" "rm" "-f" "37036e6fc0c3fcfc21b61585907094bca050b809c44e1096a8719da7b827ab34"`
[INFO] [stdout] 37036e6fc0c3fcfc21b61585907094bca050b809c44e1096a8719da7b827ab34
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 153780a68717c8fe8c18637782c6172a13223b6dc1446eb2ee364a84e0eeb70b
[INFO] running `"docker" "start" "-a" "153780a68717c8fe8c18637782c6172a13223b6dc1446eb2ee364a84e0eeb70b"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling finalfrontier v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/deps.rs:277:25
[INFO] [stderr]     |
[INFO] [stderr] 277 |                         mem::replace(form, normalized);
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/deps.rs:281:25
[INFO] [stderr]     |
[INFO] [stderr] 281 |                         mem::replace(form, normalized);
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/deps.rs:277:25
[INFO] [stderr]     |
[INFO] [stderr] 277 |                         mem::replace(form, normalized);
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/deps.rs:281:25
[INFO] [stderr]     |
[INFO] [stderr] 281 |                         mem::replace(form, normalized);
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.54s
[INFO] running `"docker" "inspect" "153780a68717c8fe8c18637782c6172a13223b6dc1446eb2ee364a84e0eeb70b"`
[INFO] running `"docker" "rm" "-f" "153780a68717c8fe8c18637782c6172a13223b6dc1446eb2ee364a84e0eeb70b"`
[INFO] [stdout] 153780a68717c8fe8c18637782c6172a13223b6dc1446eb2ee364a84e0eeb70b
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5e8ccefae42d6590fc021c1de79af9359ecf8a939814112381c95643ad95cdfb
[INFO] running `"docker" "start" "-a" "5e8ccefae42d6590fc021c1de79af9359ecf8a939814112381c95643ad95cdfb"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/deps.rs:277:25
[INFO] [stderr]     |
[INFO] [stderr] 277 |                         mem::replace(form, normalized);
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/deps.rs:281:25
[INFO] [stderr]     |
[INFO] [stderr] 281 |                         mem::replace(form, normalized);
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/deps.rs:277:25
[INFO] [stderr]     |
[INFO] [stderr] 277 |                         mem::replace(form, normalized);
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/deps.rs:281:25
[INFO] [stderr]     |
[INFO] [stderr] 281 |                         mem::replace(form, normalized);
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.21s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/finalfrontier-c61b72507f6fbdc6
[INFO] [stdout] 
[INFO] [stdout] running 38 tests
[INFO] [stdout] test deps::tests::dep_iter_typed_with_root_depth1 ... ok
[INFO] [stdout] test hogwild::test::hogwild_array_test ... ok
[INFO] [stdout] test deps::tests::dep_iter_typed_with_root_depth2 ... ok
[INFO] [stdout] test deps::tests::paths ... ok
[INFO] [stdout] test io::tests::sentence_iterator_empty_newline_test ... ok
[INFO] [stdout] test io::tests::sentence_iterator_empty_test ... ok
[INFO] [stdout] test deps::tests::dep_iter_normalized_typed_no_root_depth2 ... ok
[INFO] [stdout] test hogwild::test::hogwild_test ... ok
[INFO] [stdout] test idx::test::test_idx_iter ... ok
[INFO] [stdout] test io::tests::deps_thread_data_test ... ok
[INFO] [stdout] test deps::tests::dep_iter_typed_no_root_depth1 ... ok
[INFO] [stdout] test deps::tests::dep_iter_untyped_with_root_depth2 ... ok
[INFO] [stdout] test io::tests::sentence_iterator_no_newline_test ... ok
[INFO] [stdout] test io::tests::sentence_iterator_test ... ok
[INFO] [stdout] test vec_simd::tests::dot_unvectorized_test ... ok
[INFO] [stdout] test vec_simd::tests::l2_normalize_test ... ok
[INFO] [stdout] test vec_simd::tests::scale_f32x4_test ... ok
[INFO] [stdout] test vec_simd::tests::scale_unvectorized_test ... ok
[INFO] [stdout] test vec_simd::tests::add_unvectorized_test ... ok
[INFO] [stdout] test util::test::reseed_on_clone_rng ... ok
[INFO] [stdout] test vec_simd::tests::scaled_add_f32x4_test ... ok
[INFO] [stdout] test vec_simd::tests::dot_f32x4_test ... ok
[INFO] [stdout] test vocab::simple::tests::types_are_sorted_simple_vocab ... ok
[INFO] [stdout] test loss::tests::logistic_function_test ... ok
[INFO] [stdout] test sampling::tests::weighted_range_generator_test ... ok
[INFO] [stdout] test loss::tests::log_logistic_loss_test ... ok
[INFO] [stdout] test vocab::subword::tests::test_bucket_vocab_builder ... ok
[INFO] [stdout] test vocab::simple::tests::test_simple_vocab_builder ... ok
[INFO] [stdout] test vocab::subword::tests::test_ngram_vocab_builder ... ok
[INFO] [stdout] test io::tests::thread_data_test ... ok
[INFO] [stdout] test vec_simd::tests::add_f32x4_test ... ok
[INFO] [stdout] test vec_simd::tests::scaled_add_unvectorized_test ... ok
[INFO] [stdout] test vocab::subword::tests::vocab_is_sorted ... ok
[INFO] [stdout] test train_model::tests::model_embed_methods ... ok
[INFO] [stdout] test sampling::tests::zipf_range_generator_test ... ok
[INFO] [stdout] test sampling::tests::banded_range_generator_test ... ok
[INFO] [stdout] test sampling::tests::empty_weighted_range_generator ... ok
[INFO] [stdout] test io::tests::thread_data_out_of_bounds_test ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/finalfrontier-74a098ddea256cfe
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 38 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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] [stderr]    Doc-tests finalfrontier
[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 `"docker" "inspect" "5e8ccefae42d6590fc021c1de79af9359ecf8a939814112381c95643ad95cdfb"`
[INFO] running `"docker" "rm" "-f" "5e8ccefae42d6590fc021c1de79af9359ecf8a939814112381c95643ad95cdfb"`
[INFO] [stdout] 5e8ccefae42d6590fc021c1de79af9359ecf8a939814112381c95643ad95cdfb