[INFO] fetching crate bit_mask_ring_buf 0.5.2...
[INFO] testing bit_mask_ring_buf-0.5.2 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate bit_mask_ring_buf 0.5.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate bit_mask_ring_buf 0.5.2 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bit_mask_ring_buf 0.5.2
[INFO] finished tweaking crates.io crate bit_mask_ring_buf 0.5.2
[INFO] tweaked toml for crates.io crate bit_mask_ring_buf 0.5.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a0995788b5bb6cb4ed0bc54042e0c11d9b16795f625a617050e8285cdb22c720
[INFO] running `Command { std: "docker" "start" "-a" "a0995788b5bb6cb4ed0bc54042e0c11d9b16795f625a617050e8285cdb22c720", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0995788b5bb6cb4ed0bc54042e0c11d9b16795f625a617050e8285cdb22c720", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0995788b5bb6cb4ed0bc54042e0c11d9b16795f625a617050e8285cdb22c720", kill_on_drop: false }`
[INFO] [stdout] a0995788b5bb6cb4ed0bc54042e0c11d9b16795f625a617050e8285cdb22c720
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a981a49f8a0c1635298a67dbbe9cf0d782619bc66f77f2ed64dbbd1a499a166
[INFO] running `Command { std: "docker" "start" "-a" "7a981a49f8a0c1635298a67dbbe9cf0d782619bc66f77f2ed64dbbd1a499a166", kill_on_drop: false }`
[INFO] [stderr]    Compiling bit_mask_ring_buf v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "7a981a49f8a0c1635298a67dbbe9cf0d782619bc66f77f2ed64dbbd1a499a166", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a981a49f8a0c1635298a67dbbe9cf0d782619bc66f77f2ed64dbbd1a499a166", kill_on_drop: false }`
[INFO] [stdout] 7a981a49f8a0c1635298a67dbbe9cf0d782619bc66f77f2ed64dbbd1a499a166
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ab0014ced43857d73d9a8e46e50fb002719c5cc7f949635d2ca4768bc901d29
[INFO] running `Command { std: "docker" "start" "-a" "3ab0014ced43857d73d9a8e46e50fb002719c5cc7f949635d2ca4768bc901d29", kill_on_drop: false }`
[INFO] [stderr]    Compiling bit_mask_ring_buf v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.67s
[INFO] running `Command { std: "docker" "inspect" "3ab0014ced43857d73d9a8e46e50fb002719c5cc7f949635d2ca4768bc901d29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ab0014ced43857d73d9a8e46e50fb002719c5cc7f949635d2ca4768bc901d29", kill_on_drop: false }`
[INFO] [stdout] 3ab0014ced43857d73d9a8e46e50fb002719c5cc7f949635d2ca4768bc901d29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0384f1bbc6e8ba9a19b5fdca2a1ccc3d8b95738e115c96bd838e353fa98047eb
[INFO] running `Command { std: "docker" "start" "-a" "0384f1bbc6e8ba9a19b5fdca2a1ccc3d8b95738e115c96bd838e353fa98047eb", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stdout] running 42 tests
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] test lin_interp::tests::bit_mask_ring_buf_f32_lin_interp_f32 ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bit_mask_ring_buf-e74bbb8ff37c6976)
[INFO] [stdout] test lin_interp::tests::bit_mask_ring_buf_f32_lin_interp_f64 ... ok
[INFO] [stdout] test lin_interp::tests::bit_mask_ring_buf_f64_lin_interp_f32 ... ok
[INFO] [stdout] test referenced::tests::bit_mask_ring_buf_ref_initialize ... ok
[INFO] [stdout] test referenced::tests::bit_mask_ring_buf_ref_read_into ... ok
[INFO] [stdout] test lin_interp::tests::bit_mask_ring_buf_f64_lin_interp_f64 ... ok
[INFO] [stdout] test tests::bit_mask_ring_buf_as_slices ... ok
[INFO] [stdout] test referenced::tests::bit_mask_ring_buf_ref_write_latest_2 ... ok
[INFO] [stdout] test tests::bit_mask_ring_buf_set_len ... ok
[INFO] [stdout] test tests::bit_mask_ring_buf_clear ... ok
[INFO] [stdout] test tests::bit_mask_ring_buf_set_len_uninit ... ok
[INFO] [stdout] test referenced::tests::bit_mask_ring_buf_ref_write_latest ... ok
[INFO] [stdout] test tests::bit_mask_ring_buf_as_mut_slices ... ok
[INFO] [stdout] test tests::bit_mask_ring_buf_as_mut_slices_latest ... ok
[INFO] [stdout] test referenced::tests::bit_mask_ring_buf_ref_as_mut_slices ... ok
[INFO] [stdout] test referenced::tests::bit_mask_ring_buf_ref_index ... ok
[INFO] [stdout] test tests::bit_mask_ring_buf_as_mut_slices_len ... ok
[INFO] [stdout] test tests::bit_mask_ring_buf_clear_set_len ... ok
[INFO] [stdout] test tests::bit_mask_ring_buf_constrain ... ok
[INFO] [stdout] test tests::bit_mask_ring_buf_index ... ok
[INFO] [stdout] test referenced::tests::bit_mask_ring_buf_ref_constrain ... ok
[INFO] [stdout] test referenced::tests::bit_mask_ring_buf_ref_clear ... ok
[INFO] [stdout] test referenced::tests::bit_mask_ring_buf_ref_index_mut ... ok
[INFO] [stdout] test referenced::tests::bit_mask_ring_buf_ref_as_mut_slices_len ... ok
[INFO] [stdout] test referenced::tests::bit_mask_ring_buf_ref_as_mut_slices_latest ... ok
[INFO] [stdout] test lin_interp::tests::bit_mask_ring_buf_ref_f64_lin_interp_f64 ... ok
[INFO] [stdout] test tests::bit_mask_ring_buf_write_latest ... ok
[INFO] [stdout] test referenced::tests::bit_mask_ring_buf_ref_as_slices_latest ... ok
[INFO] [stdout] test tests::bit_mask_ring_buf_write_latest_2 ... ok
[INFO] [stdout] test tests::next_pow_of_2_test ... ok
[INFO] [stdout] test tests::bit_mask_ring_buf_initialize ... ok
[INFO] [stdout] test tests::bit_mask_ring_buf_read_into ... ok
[INFO] [stdout] test tests::bit_mask_ring_buf_initialize_uninit ... ok
[INFO] [stdout] test tests::bit_mask_ring_buf_index_mut ... ok
[INFO] [stdout] test lin_interp::tests::bit_mask_ring_buf_ref_f32_lin_interp_f32 ... ok
[INFO] [stdout] test referenced::tests::bit_mask_ring_buf_ref_as_slices ... ok
[INFO] [stdout] test lin_interp::tests::bit_mask_ring_buf_ref_f64_lin_interp_f32 ... ok
[INFO] [stdout] test lin_interp::tests::bit_mask_ring_buf_ref_f32_lin_interp_f64 ... ok
[INFO] [stdout] test tests::bit_mask_ring_buf_as_slices_len ... ok
[INFO] [stdout] test referenced::tests::bit_mask_ring_buf_ref_as_slices_len ... ok
[INFO] [stdout] test tests::bit_mask_ring_buf_as_slices_latest ... ok
[INFO] [stdout] test tests::next_pow_of_2_panic_test - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 42 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bit_mask_ring_buf
[INFO] [stdout] 
[INFO] [stdout] running 57 tests
[INFO] [stdout] test src/lib.rs - BMRingBuf<T>::as_mut_slices (line 722) ... ok
[INFO] [stdout] test src/lib.rs - BMRingBuf<T>::clear_set_len (line 307) ... ok
[INFO] [stdout] test src/lib.rs - BMRingBuf<T>::as_slices_len (line 581) ... ok
[INFO] [stdout] test src/lib.rs - BMRingBuf<T>::raw_at_mut (line 1262) ... ok
[INFO] [stdout] test src/lib.rs - BMRingBuf<T>::clear (line 433) ... ok
[INFO] [stdout] test src/lib.rs - BMRingBuf<T>::set_len (line 347) ... ok
[INFO] [stdout] test src/lib.rs - BMRingBuf<T>::capacity (line 1157) ... ok
[INFO] [stdout] test src/lib.rs - BMRingBuf<T>::raw_data (line 1191) ... ok
[INFO] [stdout] test src/lib.rs - BMRingBuf<T>::as_mut_slices_latest (line 855) ... ok
[INFO] [stdout] test src/lib.rs - BMRingBuf<T>::as_slices_latest (line 651) ... ok
[INFO] [stdout] test src/lib.rs - next_pow_of_2 (line 96) ... ok
[INFO] [stdout] test src/lib.rs - BMRingBuf<T>::set_len_uninit (line 392) ... ok
[INFO] [stdout] test src/lib.rs - (line 21) ... ok
[INFO] [stdout] test src/lib.rs - BMRingBuf<T>::write_latest (line 1005) ... ok
[INFO] [stdout] test src/lib.rs - BMRingBuf<T>::read_into (line 927) ... ok
[INFO] [stdout] test src/lib.rs - BMRingBuf<T>::from_len_with_capacity_uninit (line 271) ... ok
[INFO] [stdout] test src/lib.rs - BMRingBuf<T>::from_len_uninit (line 225) ... ok
[INFO] [stdout] test src/lib.rs - BMRingBuf<T>::write_latest_2 (line 1093) ... ok
[INFO] [stdout] test src/lib.rs - BMRingBuf<T>::len (line 1140) ... ok
[INFO] [stdout] test src/lib.rs - BMRingBuf<T>::as_slices (line 524) ... ok
[INFO] [stdout] test src/lib.rs - BMRingBuf<T>::at_mut (line 1332) ... ok
[INFO] [stdout] test src/lib.rs - BMRingBuf<T>::reserve (line 463) ... ok
[INFO] [stdout] test src/lib.rs - BMRingBuf<T>::from_len (line 135) ... ok
[INFO] [stdout] test src/lib.rs - BMRingBuf<T>::constrain (line 1173) ... ok
[INFO] [stdout] test src/lin_interp.rs - lin_interp::BMRingBuf<f32>::lin_interp_f32 (line 12) ... ok
[INFO] [stdout] test src/lib.rs - BMRingBuf<T>::from_len_with_capacity (line 177) ... ok
[INFO] [stdout] test src/lib.rs - BMRingBuf<T>::at (line 1295) ... ok
[INFO] [stdout] test src/lib.rs - BMRingBuf<T>::raw_at (line 1233) ... ok
[INFO] [stdout] test src/lin_interp.rs - lin_interp::BMRingBuf<f64>::lin_interp_f32 (line 130) ... ok
[INFO] [stdout] test src/lin_interp.rs - lin_interp::BMRingBuf<f32>::lin_interp_f64 (line 42) ... ok
[INFO] [stdout] test src/lib.rs - BMRingBuf<T>::raw_data_mut (line 1211) ... ok
[INFO] [stdout] test src/lib.rs - BMRingBuf<T>::shrink_to_fit (line 493) ... ok
[INFO] [stdout] test src/lib.rs - BMRingBuf<T>::as_mut_slices_len (line 782) ... ok
[INFO] [stdout] test src/referenced.rs - referenced::BMRingBufRef::as_slices_len (line 160) ... ok
[INFO] [stdout] test src/lin_interp.rs - lin_interp::BMRingBufRef::lin_interp_f64 (line 101) ... ok
[INFO] [stdout] test src/lin_interp.rs - lin_interp::BMRingBuf<f64>::lin_interp_f64 (line 160) ... ok
[INFO] [stdout] test src/referenced.rs - referenced::BMRingBufRef::as_mut_slices_len (line 358) ... ok
[INFO] [stdout] test src/referenced.rs - referenced::BMRingBufRef::len (line 708) ... ok
[INFO] [stdout] test src/referenced.rs - referenced::BMRingBufRef::clear (line 64) ... ok
[INFO] [stdout] test src/referenced.rs - referenced::BMRingBufRef::as_mut_slices (line 299) ... ok
[INFO] [stdout] test src/referenced.rs - referenced::BMRingBufRef::at_mut (line 874) ... ok
[INFO] [stdout] test src/lin_interp.rs - lin_interp::BMRingBufRef::lin_interp_f32 (line 192) ... ok
[INFO] [stdout] test src/lin_interp.rs - lin_interp::BMRingBufRef::lin_interp_f64 (line 219) ... ok
[INFO] [stdout] test src/referenced.rs - referenced::BMRingBufRef::constrain (line 725) ... ok
[INFO] [stdout] test src/referenced.rs - referenced::BMRingBufRef::new (line 29) ... ok
[INFO] [stdout] test src/lin_interp.rs - lin_interp::BMRingBufRef::lin_interp_f32 (line 74) ... ok
[INFO] [stdout] test src/referenced.rs - referenced::BMRingBufRef::as_mut_slices_latest (line 430) ... ok
[INFO] [stdout] test src/referenced.rs - referenced::BMRingBufRef::raw_at (line 780) ... ok
[INFO] [stdout] test src/referenced.rs - referenced::BMRingBufRef::raw_at_mut (line 808) ... ok
[INFO] [stdout] test src/referenced.rs - referenced::BMRingBufRef::as_slices_latest (line 229) ... ok
[INFO] [stdout] test src/referenced.rs - referenced::BMRingBufRef::raw_data (line 744) ... ok
[INFO] [stdout] test src/referenced.rs - referenced::BMRingBufRef::at (line 842) ... ok
[INFO] [stdout] test src/referenced.rs - referenced::BMRingBufRef::write_latest (line 573) ... ok
[INFO] [stdout] test src/referenced.rs - referenced::BMRingBufRef::as_slices (line 104) ... ok
[INFO] [stdout] test src/referenced.rs - referenced::BMRingBufRef::read_into (line 501) ... ok
[INFO] [stdout] test src/referenced.rs - referenced::BMRingBufRef::write_latest_2 (line 659) ... ok
[INFO] [stdout] test src/referenced.rs - referenced::BMRingBufRef::raw_data_mut (line 761) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 57 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.70s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0384f1bbc6e8ba9a19b5fdca2a1ccc3d8b95738e115c96bd838e353fa98047eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0384f1bbc6e8ba9a19b5fdca2a1ccc3d8b95738e115c96bd838e353fa98047eb", kill_on_drop: false }`
[INFO] [stdout] 0384f1bbc6e8ba9a19b5fdca2a1ccc3d8b95738e115c96bd838e353fa98047eb