[INFO] cloning repository https://github.com/smessmer/beancount-plaid
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/smessmer/beancount-plaid" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmessmer%2Fbeancount-plaid", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmessmer%2Fbeancount-plaid'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cb4dfb50034260daeb4e286d4deb09d0aac9ae47
[INFO] checking smessmer/beancount-plaid against try#c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f for 2025-12-16-next-solver-global
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmessmer%2Fbeancount-plaid" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/smessmer/beancount-plaid
[INFO] finished tweaking git repo https://github.com/smessmer/beancount-plaid
[INFO] tweaked toml for git repo https://github.com/smessmer/beancount-plaid written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/smessmer/beancount-plaid on toolchain c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/smessmer/beancount-plaid already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 06c4db115644e15a57fbda85b30a6fec1f6f081008519672b01ca2d188a6cab5
[INFO] running `Command { std: "docker" "start" "-a" "06c4db115644e15a57fbda85b30a6fec1f6f081008519672b01ca2d188a6cab5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06c4db115644e15a57fbda85b30a6fec1f6f081008519672b01ca2d188a6cab5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06c4db115644e15a57fbda85b30a6fec1f6f081008519672b01ca2d188a6cab5", kill_on_drop: false }`
[INFO] [stdout] 06c4db115644e15a57fbda85b30a6fec1f6f081008519672b01ca2d188a6cab5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d6b241334cb6732fef257fa13426c3b1d362775246ccdb34125158576ebb3a3
[INFO] running `Command { std: "docker" "start" "-a" "4d6b241334cb6732fef257fa13426c3b1d362775246ccdb34125158576ebb3a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.167
[INFO] [stderr]    Compiling serde v1.0.215
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]     Checking hashbrown v0.15.2
[INFO] [stderr]     Checking bytes v1.9.0
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.10.1
[INFO] [stderr]    Compiling semver v1.0.23
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]    Compiling yansi v1.0.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rust_decimal v1.36.0
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]     Checking arrayvec v0.7.6
[INFO] [stderr]    Compiling cookie v0.18.1
[INFO] [stderr]    Compiling rustix v0.38.41
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking mio v1.0.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking socket2 v0.5.8
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling jobserver v0.1.32
[INFO] [stderr]     Checking is-terminal v0.4.13
[INFO] [stderr]    Compiling indexmap v2.6.0
[INFO] [stderr]     Checking tracing-core v0.1.33
[INFO] [stderr]    Compiling cc v1.2.2
[INFO] [stderr]    Compiling ref-cast v1.0.23
[INFO] [stderr]     Checking fastrand v2.2.0
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]     Checking console v0.15.8
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]    Compiling anyhow v1.0.93
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]     Checking clap_lex v0.7.3
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]     Checking time v0.3.36
[INFO] [stderr]     Checking clap_builder v4.5.21
[INFO] [stderr]     Checking tempfile v3.14.0
[INFO] [stderr]    Compiling deranged v0.3.11
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling zstd-sys v2.0.13+zstd.1.5.6
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling uncased v0.9.10
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling try-lock v0.2.5
[INFO] [stderr]     Checking shell-words v1.1.0
[INFO] [stderr]     Checking rustls-pemfile v1.0.4
[INFO] [stderr]    Compiling want v0.3.1
[INFO] [stderr]    Compiling tokio v1.41.1
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling psm v0.1.24
[INFO] [stderr]    Compiling httparse v1.9.5
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]    Compiling tower-service v0.3.3
[INFO] [stderr]     Checking common_macros v0.1.1
[INFO] [stderr]     Checking inlinable_string v0.1.15
[INFO] [stderr]    Compiling serde_json v1.0.133
[INFO] [stderr]    Compiling httpdate v1.0.3
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]     Checking rustls-native-certs v0.6.3
[INFO] [stderr]    Compiling devise_core v0.4.2
[INFO] [stderr]    Compiling stacker v0.1.17
[INFO] [stderr]     Checking inout v0.1.3
[INFO] [stderr]    Compiling heapless v0.7.17
[INFO] [stderr]    Compiling stable-pattern v0.1.0
[INFO] [stderr]    Compiling figment v0.10.19
[INFO] [stderr]    Compiling multer v3.1.0
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling state v0.6.0
[INFO] [stderr]    Compiling typed-builder v0.7.1
[INFO] [stderr]    Compiling portable-atomic v1.10.0
[INFO] [stderr]    Compiling serde_derive v1.0.215
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling pear_codegen v0.2.9
[INFO] [stderr]    Compiling ref-cast-impl v1.0.23
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking sct v0.7.1
[INFO] [stderr]     Checking rustls-webpki v0.101.7
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling clap_derive v4.5.18
[INFO] [stderr]     Checking dialoguer v0.11.0
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]    Compiling pear v0.2.9
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling hyper v0.14.31
[INFO] [stderr]    Compiling devise_codegen v0.4.2
[INFO] [stderr]     Checking clap v4.5.21
[INFO] [stderr]    Compiling async-trait v0.1.83
[INFO] [stderr]    Compiling devise v0.4.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]     Checking universal-hash v0.5.1
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking hash32 v0.2.1
[INFO] [stderr]     Checking http v1.1.0
[INFO] [stderr]     Checking is-docker v0.2.0
[INFO] [stderr]    Compiling rocket v0.5.1
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]     Checking poly1305 v0.8.0
[INFO] [stderr]    Compiling toml_edit v0.22.22
[INFO] [stderr]     Checking is-wsl v0.4.0
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling rocket_http v0.5.1
[INFO] [stderr]     Checking chacha20 v0.9.1
[INFO] [stderr]    Compiling rust_decimal_macros v1.36.0
[INFO] [stderr]     Checking async-stream v0.3.6
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking env_filter v0.1.2
[INFO] [stderr]     Checking aead v0.5.2
[INFO] [stderr]     Checking tokio-util v0.7.12
[INFO] [stderr]     Checking tokio-rustls v0.24.1
[INFO] [stderr]     Checking tokio-stream v0.1.16
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]    Compiling rstest_macros v0.23.0
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]     Checking atomic v0.5.3
[INFO] [stderr]     Checking pathdiff v0.2.3
[INFO] [stderr]     Checking cobs v0.2.3
[INFO] [stderr]     Checking binascii v0.1.4
[INFO] [stderr]     Checking indicatif v0.17.9
[INFO] [stderr]     Checking open v5.3.1
[INFO] [stderr]     Checking env_logger v0.11.5
[INFO] [stderr]     Checking chacha20poly1305 v0.10.1
[INFO] [stderr]     Checking chumsky v0.9.2 (https://github.com/smessmer/chumsky?rev=7251cabb05b9d537f5ca92a9e1c1d64f9a8e59c0#7251cabb)
[INFO] [stderr]     Checking ariadne v0.5.0
[INFO] [stderr]     Checking chrono v0.4.38
[INFO] [stderr]     Checking toml_datetime v0.6.8
[INFO] [stderr]     Checking serde_spanned v0.6.8
[INFO] [stderr]    Compiling zstd-safe v7.2.1
[INFO] [stderr]     Checking serde_qs v0.12.0
[INFO] [stderr]    Compiling rocket_codegen v0.5.1
[INFO] [stderr]     Checking ubyte v0.10.4
[INFO] [stderr]     Checking h2 v0.3.26
[INFO] [stderr]     Checking beancount-core v0.2.0 (https://github.com/smessmer/beancount?rev=ace8ac51fa3ae3f6203cba41246a0005f7d04def#ace8ac51)
[INFO] [stderr]     Checking beancount-core v0.2.0 (https://github.com/smessmer/beancount#3ce29069)
[INFO] [stderr]     Checking postcard v1.1.1
[INFO] [stderr]     Checking serde_yaml v0.9.34+deprecated
[INFO] [stderr]     Checking zstd v0.13.2
[INFO] [stderr]     Checking beancount-render v0.1.0 (https://github.com/smessmer/beancount#3ce29069)
[INFO] [stderr]     Checking beancount-render v0.1.0 (https://github.com/smessmer/beancount?rev=ace8ac51fa3ae3f6203cba41246a0005f7d04def#ace8ac51)
[INFO] [stderr]    Compiling proc-macro-crate v3.2.0
[INFO] [stderr]     Checking csv v1.3.1
[INFO] [stderr]     Checking toml v0.8.19
[INFO] [stderr]     Checking beancount-import-wave v0.1.0 (/opt/rustwide/workdir/wave)
[INFO] [stderr]     Checking rstest v0.23.0
[INFO] [stderr]     Checking hyper-rustls v0.24.2
[INFO] [stderr]     Checking httpclient v0.21.3
[INFO] [stderr]     Checking plaid v8.0.0
[INFO] [stderr] error: could not compile `beancount-import-wave` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f/bin/rustc --crate-name beancount_import_wave --edition=2021 wave/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=101d453b4adda9bf -C extra-filename=-968c93d1f0a10aa4 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-e27c523e4ba18ad9.rmeta --extern ariadne=/opt/rustwide/target/debug/deps/libariadne-0d95c328dc8f8b68.rmeta --extern beancount_core=/opt/rustwide/target/debug/deps/libbeancount_core-aa701d8b446f630c.rmeta --extern beancount_render=/opt/rustwide/target/debug/deps/libbeancount_render-7b23f2e152811bca.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-ea4398140ca67313.rmeta --extern chumsky=/opt/rustwide/target/debug/deps/libchumsky-9aee5939aef97127.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-af88e65abab8c78b.rmeta --extern common_macros=/opt/rustwide/target/debug/deps/libcommon_macros-f39cafab3104c683.rmeta --extern dialoguer=/opt/rustwide/target/debug/deps/libdialoguer-917b414a343c7286.rmeta --extern rust_decimal=/opt/rustwide/target/debug/deps/librust_decimal-5554df8b740e7d6c.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-0f2fbb8167ed7c22.rmeta --extern serde_yaml=/opt/rustwide/target/debug/deps/libserde_yaml-60e8fccb13918444.rmeta --cap-lints=forbid -L native=/opt/rustwide/target/debug/build/psm-3830bfda441dc819/out` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `beancount-import-wave` (lib test)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f/bin/rustc --crate-name beancount_import_wave --edition=2021 wave/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --test --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=8915de69ba66774e -C extra-filename=-f871091c8a4c9087 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-e27c523e4ba18ad9.rmeta --extern ariadne=/opt/rustwide/target/debug/deps/libariadne-0d95c328dc8f8b68.rmeta --extern beancount_core=/opt/rustwide/target/debug/deps/libbeancount_core-aa701d8b446f630c.rmeta --extern beancount_render=/opt/rustwide/target/debug/deps/libbeancount_render-7b23f2e152811bca.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-ea4398140ca67313.rmeta --extern chumsky=/opt/rustwide/target/debug/deps/libchumsky-9aee5939aef97127.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-af88e65abab8c78b.rmeta --extern common_macros=/opt/rustwide/target/debug/deps/libcommon_macros-f39cafab3104c683.rmeta --extern dialoguer=/opt/rustwide/target/debug/deps/libdialoguer-917b414a343c7286.rmeta --extern rstest=/opt/rustwide/target/debug/deps/librstest-d6bb136b9aa0b7b6.rmeta --extern rust_decimal=/opt/rustwide/target/debug/deps/librust_decimal-5554df8b740e7d6c.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-0f2fbb8167ed7c22.rmeta --extern serde_yaml=/opt/rustwide/target/debug/deps/libserde_yaml-60e8fccb13918444.rmeta --cap-lints=forbid -L native=/opt/rustwide/target/debug/build/psm-3830bfda441dc819/out` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `plaid` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f/bin/rustc --crate-name plaid --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/plaid-8.0.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type rlib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=1b1c960d40239de2 -C extra-filename=-c0580ce23e4d300c --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern base64=/opt/rustwide/target/debug/deps/libbase64-e08b94e4b5ffeef5.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-ea4398140ca67313.rmeta --extern futures=/opt/rustwide/target/debug/deps/libfutures-712d98aa9f8a988b.rmeta --extern httpclient=/opt/rustwide/target/debug/deps/libhttpclient-907fad145b29f4d2.rmeta --extern rust_decimal=/opt/rustwide/target/debug/deps/librust_decimal-5554df8b740e7d6c.rmeta --extern rust_decimal_macros=/opt/rustwide/target/debug/deps/librust_decimal_macros-efe781899edbfd4d.so --extern serde=/opt/rustwide/target/debug/deps/libserde-0f2fbb8167ed7c22.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-c3f0d24733b7ad89.rmeta --cap-lints allow --cap-lints=forbid -L native=/opt/rustwide/target/debug/build/ring-2f6f1155c6626f66/out` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "4d6b241334cb6732fef257fa13426c3b1d362775246ccdb34125158576ebb3a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d6b241334cb6732fef257fa13426c3b1d362775246ccdb34125158576ebb3a3", kill_on_drop: false }`
[INFO] [stdout] 4d6b241334cb6732fef257fa13426c3b1d362775246ccdb34125158576ebb3a3