[INFO] crate tract-tensorflow 0.9.2 is already in cache [INFO] testing tract-tensorflow-0.9.2 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409 [INFO] extracting crate tract-tensorflow 0.9.2 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate tract-tensorflow 0.9.2 on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate tract-tensorflow 0.9.2 [INFO] finished tweaking crates.io crate tract-tensorflow 0.9.2 [INFO] tweaked toml for crates.io crate tract-tensorflow 0.9.2 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate crates.io crate tract-tensorflow 0.9.2 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "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] 38f3a4b8b977e6b6a6d7d712f1f50c7618d0573ae603d1ad1ad3e466a73bf9cb [INFO] running `Command { std: "docker" "start" "-a" "38f3a4b8b977e6b6a6d7d712f1f50c7618d0573ae603d1ad1ad3e466a73bf9cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "38f3a4b8b977e6b6a6d7d712f1f50c7618d0573ae603d1ad1ad3e466a73bf9cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "38f3a4b8b977e6b6a6d7d712f1f50c7618d0573ae603d1ad1ad3e466a73bf9cb", kill_on_drop: false }` [INFO] [stdout] 38f3a4b8b977e6b6a6d7d712f1f50c7618d0573ae603d1ad1ad3e466a73bf9cb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 125b641b7d937faba42e2baf4355e5425264b9d740ba35dc487a2dbf28e0eb63 [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" "125b641b7d937faba42e2baf4355e5425264b9d740ba35dc487a2dbf28e0eb63", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.18 [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Compiling syn v1.0.31 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling ucd-trie v0.1.3 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling proc-macro-hack v0.5.16 [INFO] [stderr] Compiling serde v1.0.112 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling regex-syntax v0.6.18 [INFO] [stderr] Compiling anyhow v1.0.31 [INFO] [stderr] Compiling once_cell v1.4.0 [INFO] [stderr] Compiling percent-encoding v2.1.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.8 [INFO] [stderr] Compiling tinyvec v0.3.3 [INFO] [stderr] Compiling cc v1.0.54 [INFO] [stderr] Compiling adler32 v1.1.0 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling bytes v0.5.5 [INFO] [stderr] Compiling rustc-demangle v0.1.16 [INFO] [stderr] Compiling remove_dir_all v0.5.3 [INFO] [stderr] Compiling fixedbitset v0.2.0 [INFO] [stderr] Compiling ndarray v0.13.0 [INFO] [stderr] Compiling object v0.20.0 [INFO] [stderr] Compiling dyn-clone v1.0.2 [INFO] [stderr] Compiling bit-vec v0.6.2 [INFO] [stderr] Compiling downcast-rs v1.1.1 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling indexmap v1.4.0 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling pest v2.1.3 [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling miniz_oxide v0.3.7 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling unicode-normalization v0.1.13 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling bit-set v0.5.2 [INFO] [stderr] Compiling error-chain v0.12.2 [INFO] [stderr] Compiling aho-corasick v0.7.10 [INFO] [stderr] Compiling petgraph v0.5.1 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling pest_meta v2.1.3 [INFO] [stderr] Compiling time v0.1.43 [INFO] [stderr] Compiling which v3.1.1 [INFO] [stderr] Compiling memmap v0.7.0 [INFO] [stderr] Compiling proc-quote-impl v0.3.2 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling prost-build v0.6.1 [INFO] [stderr] Compiling chrono v0.4.11 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling regex v1.3.9 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling tempfile v3.1.0 [INFO] [stderr] Compiling backtrace v0.3.49 [INFO] [stderr] Compiling proc-quote v0.3.2 [INFO] [stderr] Compiling pest_generator v2.1.3 [INFO] [stderr] Compiling serde_derive v1.0.112 [INFO] [stderr] Compiling liquid-derive v0.20.1 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Compiling prost-derive v0.6.1 [INFO] [stderr] Compiling derive-new v0.5.8 [INFO] [stderr] Compiling educe v0.4.3 [INFO] [stderr] Compiling prost v0.6.1 [INFO] [stderr] Compiling prost-types v0.6.1 [INFO] [stderr] Compiling tract-tensorflow v0.9.2 (/opt/rustwide/workdir) [INFO] [stderr] Compiling kstring v0.1.1 [INFO] [stderr] Compiling liquid-core v0.20.2 [INFO] [stderr] Compiling liquid-lib v0.20.2 [INFO] [stderr] Compiling liquid v0.20.1 [INFO] [stderr] Compiling tract-linalg v0.9.2 [INFO] [stderr] Compiling tract-core v0.9.2 [INFO] [stderr] Compiling tract-hir v0.9.2 [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4m 45s [INFO] running `Command { std: "docker" "inspect" "125b641b7d937faba42e2baf4355e5425264b9d740ba35dc487a2dbf28e0eb63", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "125b641b7d937faba42e2baf4355e5425264b9d740ba35dc487a2dbf28e0eb63", kill_on_drop: false }` [INFO] [stdout] 125b641b7d937faba42e2baf4355e5425264b9d740ba35dc487a2dbf28e0eb63 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1ffc4a0c55104ca14d9c7b3b71a870153c11bd4e2d7c9c41972fface0956894c [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" "1ffc4a0c55104ca14d9c7b3b71a870153c11bd4e2d7c9c41972fface0956894c", kill_on_drop: false }` [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling serde_json v1.0.55 [INFO] [stderr] Compiling itoa v0.4.6 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling termcolor v1.1.0 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.4 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling rayon v1.3.1 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling wait-timeout v0.2.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling plotters v0.2.15 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rand_xorshift v0.2.0 [INFO] [stderr] Compiling rusty-fork v0.3.0 [INFO] [stderr] Compiling clap v2.33.1 [INFO] [stderr] Compiling env_logger v0.7.1 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling crossbeam-queue v0.2.3 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Compiling regex-automata v0.1.9 [INFO] [stderr] Compiling proptest v0.10.0 [INFO] [stderr] Compiling crossbeam-deque v0.7.3 [INFO] [stderr] Compiling criterion-plot v0.4.2 [INFO] [stderr] Compiling bstr v0.2.13 [INFO] [stderr] Compiling rayon-core v1.7.1 [INFO] [stderr] Compiling tinytemplate v1.1.0 [INFO] [stderr] Compiling csv v1.1.3 [INFO] [stderr] Compiling criterion v0.3.2 [INFO] [stderr] Compiling tract-tensorflow v0.9.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1m 21s [INFO] running `Command { std: "docker" "inspect" "1ffc4a0c55104ca14d9c7b3b71a870153c11bd4e2d7c9c41972fface0956894c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1ffc4a0c55104ca14d9c7b3b71a870153c11bd4e2d7c9c41972fface0956894c", kill_on_drop: false }` [INFO] [stdout] 1ffc4a0c55104ca14d9c7b3b71a870153c11bd4e2d7c9c41972fface0956894c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 8d3f5d35f0d618868a381195283bfe1e5e35cd1c6a9301f06a9e0f3f9b6a2012 [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" "8d3f5d35f0d618868a381195283bfe1e5e35cd1c6a9301f06a9e0f3f9b6a2012", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.30s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/tract_tensorflow-ba973d3b9b548ae8 [INFO] [stdout] [INFO] [stdout] running 38 tests [INFO] [stdout] test ops::array::gather::tests::slice_indexing ... ok [INFO] [stdout] test ops::array::gather::tests::simple_indexing ... ok [INFO] [stdout] test ops::array::gather::tests::tensor_3d_3 ... ok [INFO] [stdout] test ops::array::gather::tests::tensor_3d_1 ... ok [INFO] [stdout] test ops::array::pad::tests::pad_0 ... ok [INFO] [stdout] test ops::array::squeeze::tests::squeeze_1 ... ok [INFO] [stdout] test ops::array::gather::tests::tensor_3d_2 ... ok [INFO] [stdout] test ops::array::pack::tests::pack_1 ... ok [INFO] [stdout] test ops::array::squeeze::tests::squeeze_2 ... ok [INFO] [stdout] test ops::array::pack::tests::pack_0 ... ok [INFO] [stdout] test ops::array::pack::tests::inference_1 ... ok [INFO] [stdout] test ops::array::pack::tests::inference_2 ... ok [INFO] [stdout] test ops::nn::conv2d::tests::inference_2 ... ok [INFO] [stdout] test ops::nn::conv2d::tests::inference_1 ... ok [INFO] [stdout] test ops::nn::conv2d::tests::testConv2D2x2FilterStride2 ... ok [INFO] [stdout] test ops::nn::s2b::tests::batch_to_space_nd_3 ... ok [INFO] [stdout] test ops::array::squeeze::tests::squeeze_inference_1 ... ok [INFO] [stdout] test ops::nn::conv2d::tests::testConv2D1x2Filter ... ok [INFO] [stdout] test ops::nn::s2b::tests::batch_to_space_nd_4 ... ok [INFO] [stdout] test ops::nn::conv2d::tests::testConv2D3CNoopFilter ... ok [INFO] [stdout] test ops::random::philox::test::ffff ... ok [INFO] [stdout] test ops::nn::s2b::tests::space_to_batch_nd_1 ... ok [INFO] [stdout] test ops::nn::s2b::tests::space_to_batch_nd_2 ... ok [INFO] [stdout] test ops::nn::s2b::tests::space_to_batch_nd_3 ... ok [INFO] [stdout] test ops::random::philox::test::x243f6a88 ... ok [INFO] [stdout] test ops::nn::conv2d::tests::testConv2D1x1Filter ... ok [INFO] [stdout] test ops::random::philox::test::seed ... ok [INFO] [stdout] test ops::nn::s2b::tests::batch_to_space_nd_2 ... ok [INFO] [stdout] test ops::nn::s2b::tests::batch_to_space_nd_1 ... ok [INFO] [stdout] test ops::random::philox::test::zeros ... ok [INFO] [stdout] test ops::nn::conv2d::tests::testConv2D2x1Filter ... ok [INFO] [stdout] test ops::nn::s2b::tests::space_to_batch_nd_4 ... ok [INFO] [stdout] test ops::nn::conv2d::tests::test_conv_1 ... ok [INFO] [stdout] test ops::nn::conv2d::tests::test_conv_2 ... ok [INFO] [stdout] test ops::nn::conv2d::tests::testConv2D2x2FilterStride2Same ... ok [INFO] [stdout] test ops::nn::conv2d::tests::testConv2D2x2Filter ... ok [INFO] [stdout] test ops::nn::s2b::tests::space_to_batch_nd_infer_1 ... ok [INFO] [stderr] Running /opt/rustwide/target/debug/deps/ops_array_pack-cfe412f7fba7ee47 [INFO] [stdout] test ops::nn::s2b::tests::space_to_batch_nd_infer_2 ... ok [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] Running /opt/rustwide/target/debug/deps/ops_array_strided_slice-9d4d2d72dc5e459f [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] Running /opt/rustwide/target/debug/deps/ops_nn_conv2d-a7e12d50d91c69c0 [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] Running /opt/rustwide/target/debug/deps/ops_nn_dwconv2d-d1dc98a23dba1313 [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/ops_nn_pools-0e6e91a23f149dbf [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] [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] Running /opt/rustwide/target/debug/deps/ops_nn_space_to_batch-cd58b473801af128 [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] Running /opt/rustwide/target/debug/deps/ops_random_uniform-d0cf2a2b0e0da5d9 [INFO] [stdout] [INFO] [stderr] Doc-tests tract-tensorflow [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] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - (line 7) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "8d3f5d35f0d618868a381195283bfe1e5e35cd1c6a9301f06a9e0f3f9b6a2012", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8d3f5d35f0d618868a381195283bfe1e5e35cd1c6a9301f06a9e0f3f9b6a2012", kill_on_drop: false }` [INFO] [stdout] 8d3f5d35f0d618868a381195283bfe1e5e35cd1c6a9301f06a9e0f3f9b6a2012