[INFO] fetching crate sc-client 0.8.0-alpha.6... [INFO] checking sc-client-0.8.0-alpha.6 against try#9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c for pr-79472 [INFO] extracting crate sc-client 0.8.0-alpha.6 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate sc-client 0.8.0-alpha.6 on toolchain 9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate sc-client 0.8.0-alpha.6 [INFO] finished tweaking crates.io crate sc-client 0.8.0-alpha.6 [INFO] tweaked toml for crates.io crate sc-client 0.8.0-alpha.6 written to /workspace/builds/worker-9/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded kvdb v0.6.0 [INFO] [stderr] Downloaded libp2p-core-derive v0.19.1 [INFO] [stderr] Downloaded impl-serde v0.2.3 [INFO] [stderr] Downloaded sc-block-builder v0.8.0-rc4 [INFO] [stderr] Downloaded sp-transaction-pool v2.0.0-rc4 [INFO] [stderr] Downloaded kvdb v0.5.0 [INFO] [stderr] Downloaded libp2p v0.19.1 [INFO] [stderr] Downloaded libp2p-swarm v0.19.1 [INFO] [stderr] Downloaded parity-util-mem v0.6.1 [INFO] [stderr] Downloaded sp-state-machine v0.8.0-rc4 [INFO] [stderr] Downloaded sp-version v2.0.0-rc4 [INFO] [stderr] Downloaded sp-allocator v2.0.0-rc4 [INFO] [stderr] Downloaded sp-runtime v2.0.0-rc4 [INFO] [stderr] Downloaded sc-client-api v2.0.0-rc4 [INFO] [stderr] Downloaded sc-executor v0.8.0-rc4 [INFO] [stderr] Downloaded sp-keyring v2.0.0-rc4 [INFO] [stderr] Downloaded sc-executor-common v0.8.0-rc4 [INFO] [stderr] Downloaded sp-api v2.0.0-rc4 [INFO] [stderr] Downloaded sp-trie v2.0.0-rc4 [INFO] [stderr] Downloaded sp-application-crypto v2.0.0-rc4 [INFO] [stderr] Downloaded sp-block-builder v2.0.0-rc4 [INFO] [stderr] Downloaded sp-blockchain v2.0.0-rc4 [INFO] [stderr] Downloaded sc-executor-wasmi v0.8.0-rc4 [INFO] [stderr] Downloaded memory-db v0.21.0 [INFO] [stderr] Downloaded sp-core v2.0.0-rc4 [INFO] [stderr] Downloaded sp-database v2.0.0-rc4 [INFO] [stderr] Downloaded sp-inherents v2.0.0-rc4 [INFO] [stderr] Downloaded trie-db v0.21.0 [INFO] [stderr] Downloaded sp-io v2.0.0-rc4 [INFO] [stderr] Downloaded sp-consensus v0.8.0-rc4 [INFO] [stderr] Downloaded libp2p-core v0.19.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "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] 8186d7bb8785cb461e89c16bda8a180ef1c5b9e49551d3e2bd105f20b2c8bd7c [INFO] running `Command { std: "docker" "start" "-a" "8186d7bb8785cb461e89c16bda8a180ef1c5b9e49551d3e2bd105f20b2c8bd7c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8186d7bb8785cb461e89c16bda8a180ef1c5b9e49551d3e2bd105f20b2c8bd7c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8186d7bb8785cb461e89c16bda8a180ef1c5b9e49551d3e2bd105f20b2c8bd7c", kill_on_drop: false }` [INFO] [stdout] 8186d7bb8785cb461e89c16bda8a180ef1c5b9e49551d3e2bd105f20b2c8bd7c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6423973d626417847e70baa2d74204b51816d20b1964097736f73e01e8439fa9 [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" "6423973d626417847e70baa2d74204b51816d20b1964097736f73e01e8439fa9", kill_on_drop: false }` [INFO] [stderr] Checking futures v0.1.30 [INFO] [stderr] Compiling parity-util-mem v0.6.1 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking trie-root v0.16.0 [INFO] [stderr] Compiling hex-literal-impl v0.2.2 [INFO] [stderr] Compiling libp2p-core-derive v0.19.1 [INFO] [stderr] Checking ring v0.16.19 [INFO] [stderr] Checking impl-serde v0.2.3 [INFO] [stderr] Checking ahash v0.2.19 [INFO] [stderr] Checking sp-arithmetic v2.0.0 [INFO] [stderr] Compiling libp2p-core v0.22.1 [INFO] [stderr] Compiling libp2p-core v0.19.2 [INFO] [stderr] Checking wasm-bindgen-futures v0.4.19 [INFO] [stderr] Checking primitive-types v0.7.3 [INFO] [stderr] Checking sp-externalities v0.8.0 [INFO] [stderr] thread 'rustc' panicked at 'assertion failed: `(left == right)` [INFO] [stderr] left: `DefId(0:1271 ~ ring[cb1f]::digest::sha2::)`, [INFO] [stderr] right: `DefId(0:1272 ~ ring[cb1f]::digest::sha2::::GFp_sha256_block_data_order)`', compiler/rustc_middle/src/hir/map/collector.rs:227:13 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x7f7a9f861e30 - std::backtrace_rs::backtrace::libunwind::trace::h746c3e9529d524bc [INFO] [stderr] at /rustc/9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x7f7a9f861e30 - std::backtrace_rs::backtrace::trace_unsynchronized::h86340908ff889faa [INFO] [stderr] at /rustc/9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x7f7a9f861e30 - std::sys_common::backtrace::_print_fmt::h43f85f9b18230404 [INFO] [stderr] at /rustc/9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x7f7a9f861e30 - ::fmt::hc132ae1a5b5aa7cd [INFO] [stderr] at /rustc/9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x7f7a9f8d4bfc - core::fmt::write::hdf023a0036d2a25f [INFO] [stderr] at /rustc/9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c/library/core/src/fmt/mod.rs:1078:17 [INFO] [stderr] 5: 0x7f7a9f8539a2 - std::io::Write::write_fmt::h8580846154bcb66a [INFO] [stderr] at /rustc/9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c/library/std/src/io/mod.rs:1519:15 [INFO] [stderr] 6: 0x7f7a9f865a95 - std::sys_common::backtrace::_print::h7ee55fed88d107a3 [INFO] [stderr] at /rustc/9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x7f7a9f865a95 - std::sys_common::backtrace::print::h54a7d3e52a524177 [INFO] [stderr] at /rustc/9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x7f7a9f865a95 - std::panicking::default_hook::{{closure}}::h60921e857bf55a40 [INFO] [stderr] at /rustc/9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x7f7a9f8655ea - std::panicking::default_hook::hf0f9afb1017317fc [INFO] [stderr] at /rustc/9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c/library/std/src/panicking.rs:225:9 [INFO] [stderr] Checking hashbrown v0.6.3 [INFO] [stderr] 10: 0x7f7aa00f5e88 - rustc_driver::report_ice::ha25ae86a5858acc3 [INFO] [stderr] 11: 0x7f7a9f866396 - std::panicking::rust_panic_with_hook::h8d66bf42b407aaea [INFO] [stderr] at /rustc/9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c/library/std/src/panicking.rs:595:17 [INFO] [stderr] 12: 0x7f7a9f865eb7 - std::panicking::begin_panic_handler::{{closure}}::hde71edcd925d0c5e [INFO] [stderr] at /rustc/9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c/library/std/src/panicking.rs:497:13 [INFO] [stderr] 13: 0x7f7a9f8622ec - std::sys_common::backtrace::__rust_end_short_backtrace::h8a3c7d6cea578919 [INFO] [stderr] at /rustc/9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 14: 0x7f7a9f865e19 - rust_begin_unwind [INFO] [stderr] at /rustc/9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c/library/std/src/panicking.rs:493:5 [INFO] [stderr] 15: 0x7f7a9f8d0fe1 - core::panicking::panic_fmt::h20225113c4a2f8fd [INFO] [stderr] at /rustc/9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c/library/core/src/panicking.rs:92:14 [INFO] [stderr] 16: 0x7f7aa2e88692 - rustc_middle::hir::map::collector::NodeCollector::insert_entry::hca669a46f64fdb43 [INFO] [stderr] 17: 0x7f7aa2a721d5 - rustc_hir::intravisit::walk_item::hc46606fd2b20aa7f [INFO] [stderr] 18: 0x7f7aa2e88b15 - ::visit_item::h0f587429024a5cb5 [INFO] [stderr] 19: 0x7f7aa2a72116 - rustc_hir::intravisit::walk_item::hc46606fd2b20aa7f [INFO] [stderr] 20: 0x7f7aa2e88b15 - ::visit_item::h0f587429024a5cb5 [INFO] [stderr] 21: 0x7f7aa2a72116 - rustc_hir::intravisit::walk_item::hc46606fd2b20aa7f [INFO] [stderr] 22: 0x7f7aa2e88b15 - ::visit_item::h0f587429024a5cb5 [INFO] [stderr] 23: 0x7f7aa2c280b8 - rustc_middle::hir::map::index_hir::hf439917ce696bd94 [INFO] [stderr] 24: 0x7f7aa30f1396 - rustc_query_system::dep_graph::graph::DepGraph::with_eval_always_task::h8bd29a88a93658cd [INFO] [stderr] 25: 0x7f7aa2cf5a9e - rustc_data_structures::stack::ensure_sufficient_stack::h342dc757722bd1db [INFO] [stderr] 26: 0x7f7aa2f90e2f - rustc_query_system::query::plumbing::get_query_impl::hb09330ad44d3182c [INFO] [stderr] 27: 0x7f7aa2d377cd - core::ops::function::FnOnce::call_once::h5a7eb1d6379c8762 [INFO] [stderr] 28: 0x7f7aa30f5f26 - rustc_query_system::dep_graph::graph::DepGraph::with_eval_always_task::h9f649dad743b6654 [INFO] [stderr] 29: 0x7f7aa2cfec8e - rustc_data_structures::stack::ensure_sufficient_stack::h7d600bd62a1740c1 [INFO] [stderr] 30: 0x7f7aa2f6930e - rustc_query_system::query::plumbing::get_query_impl::h8f65053f4158eee3 [INFO] [stderr] 31: 0x7f7aa2c252e3 - rustc_middle::hir::map::Map::expect_item::hfd87383e47c97d54 [INFO] [stderr] 32: 0x7f7aa118b32e - rustc_middle::hir::map::Map::visit_item_likes_in_module::h247672bea00725ec [INFO] [stderr] 33: 0x7f7aa11ab14c - rustc_passes::hir_id_validator::check_crate::h59836737852b1597 [INFO] [stderr] 34: 0x7f7aa0353d22 - rustc_interface::passes::analysis::h342855b4d8ce9897 [INFO] [stderr] 35: 0x7f7aa00b29ab - rustc_middle::ty::query:: for rustc_middle::ty::query::queries::analysis>::compute::h95ff81a8a73eaff3 [INFO] [stderr] 36: 0x7f7aa0143cd6 - rustc_query_system::dep_graph::graph::DepGraph::with_eval_always_task::h9b1ab6f92ac4abd3 [INFO] [stderr] 37: 0x7f7aa0153206 - rustc_data_structures::stack::ensure_sufficient_stack::hd767cf5f976dec26 [INFO] [stderr] 38: 0x7f7aa00e05a4 - rustc_query_system::query::plumbing::get_query_impl::h59cb47161047ab66 [INFO] [stderr] 39: 0x7f7aa00b507b - rustc_interface::passes::QueryContext::enter::heace2ac35bf577de [INFO] [stderr] 40: 0x7f7aa01504a5 - rustc_interface::queries::::enter::hcfd2504bb4e8d292 [INFO] [stderr] 41: 0x7f7aa011e797 - rustc_span::with_source_map::hdf17fa3a4d8fe35b [INFO] [stderr] 42: 0x7f7aa014c8cc - scoped_tls::ScopedKey::set::h5dca480b178bbfab [INFO] [stderr] 43: 0x7f7aa01539e5 - std::sys_common::backtrace::__rust_begin_short_backtrace::ha4cbf96baa7e4912 [INFO] [stderr] 44: 0x7f7aa00bc5ca - core::ops::function::FnOnce::call_once{{vtable.shim}}::he2d69591c700ddc8 [INFO] [stderr] 45: 0x7f7a9f87565a - as core::ops::function::FnOnce>::call_once::hea1090dbdcecbf5a [INFO] [stderr] at /rustc/9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c/library/alloc/src/boxed.rs:1318:9 [INFO] [stderr] 46: 0x7f7a9f87565a - as core::ops::function::FnOnce>::call_once::h8d5723d3912bd325 [INFO] [stderr] at /rustc/9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c/library/alloc/src/boxed.rs:1318:9 [INFO] [stderr] 47: 0x7f7a9f87565a - std::sys::unix::thread::Thread::new::thread_start::hc17a425ca2995724 [INFO] [stderr] at /rustc/9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c/library/std/src/sys/unix/thread.rs:71:17 [INFO] [stderr] 48: 0x7f7a9f78d609 - start_thread [INFO] [stderr] 49: 0x7f7a9f6a1293 - clone [INFO] [stderr] 50: 0x0 - [INFO] [stderr] [INFO] [stderr] error: internal compiler error: unexpected panic [INFO] [stderr] [INFO] [stderr] note: the compiler unexpectedly panicked. this is a bug. [INFO] [stderr] [INFO] [stderr] note: we would appreciate a bug report: https://github.com/rust-lang/rust/issues/new?labels=C-bug%2C+I-ICE%2C+T-compiler&template=ice.md [INFO] [stderr] [INFO] [stderr] note: rustc 1.50.0-nightly (9b49d8c6c 2020-11-27) running on x86_64-unknown-linux-gnu [INFO] [stderr] [INFO] [stderr] note: compiler flags: -C embed-bitcode=no -C debuginfo=2 --crate-type lib [INFO] [stderr] [INFO] [stderr] note: some of the compiler flags provided by cargo are hidden [INFO] [stderr] [INFO] [stderr] query stack during panic: [INFO] [stderr] #0 [index_hir] index HIR [INFO] [stderr] #1 [hir_owner] HIR owner of `{misc#0}` [INFO] [stderr] #2 [analysis] running analysis passes on this crate [INFO] [stderr] end of query stack [INFO] [stderr] error: could not compile `ring` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sp-arithmetic-2.0.0/src/fixed_point.rs:541:9 [INFO] [stdout] | [INFO] [stdout] 541 | let accuracy = P::ACCURACY.saturated_into(); [INFO] [stdout] | ^^^^^^^^ consider giving `accuracy` a type [INFO] [stdout] ... [INFO] [stdout] 1595 | / implement_fixed!( [INFO] [stdout] 1596 | | FixedI64, [INFO] [stdout] 1597 | | test_fixed_i64, [INFO] [stdout] 1598 | | i64, [INFO] [stdout] ... | [INFO] [stdout] 1601 | | "_Fixed Point 64 bits signed, range = [-9223372036.854775808, 9223372036.854775807]_", [INFO] [stdout] 1602 | | ); [INFO] [stdout] | |__- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sp-arithmetic-2.0.0/src/fixed_point.rs:541:9 [INFO] [stdout] | [INFO] [stdout] 541 | let accuracy = P::ACCURACY.saturated_into(); [INFO] [stdout] | ^^^^^^^^ consider giving `accuracy` a type [INFO] [stdout] ... [INFO] [stdout] 1604 | / implement_fixed!( [INFO] [stdout] 1605 | | FixedI128, [INFO] [stdout] 1606 | | test_fixed_i128, [INFO] [stdout] 1607 | | i128, [INFO] [stdout] ... | [INFO] [stdout] 1611 | | [-170141183460469231731.687303715884105728, 170141183460469231731.687303715884105727]_", [INFO] [stdout] 1612 | | ); [INFO] [stdout] | |__- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sp-arithmetic-2.0.0/src/fixed_point.rs:541:9 [INFO] [stdout] | [INFO] [stdout] 541 | let accuracy = P::ACCURACY.saturated_into(); [INFO] [stdout] | ^^^^^^^^ consider giving `accuracy` a type [INFO] [stdout] ... [INFO] [stdout] 1614 | / implement_fixed!( [INFO] [stdout] 1615 | | FixedU128, [INFO] [stdout] 1616 | | test_fixed_u128, [INFO] [stdout] 1617 | | u128, [INFO] [stdout] ... | [INFO] [stdout] 1621 | | [0.000000000000000000, 340282366920938463463.374607431768211455]_", [INFO] [stdout] 1622 | | ); [INFO] [stdout] | |__- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "6423973d626417847e70baa2d74204b51816d20b1964097736f73e01e8439fa9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6423973d626417847e70baa2d74204b51816d20b1964097736f73e01e8439fa9", kill_on_drop: false }` [INFO] [stdout] 6423973d626417847e70baa2d74204b51816d20b1964097736f73e01e8439fa9