🔔 does-it-build supports sending notifications to target maintainers via GitHub issues. You can add yourself with a PR. 🔔
Build date: 2026-08-21T04:49:17.506Z
Build duration: 19.161s
Builder does-it-build commit: 5518c49d7c6348ba
Compiling compiler_builtins v0.1.160 (/var/lib/does-it-build/.rustup/toolchains/nightly-2026-08-21-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/compiler-builtins/compiler-builtins)
Compiling core v0.0.0 (/var/lib/does-it-build/.rustup/toolchains/nightly-2026-08-21-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core)
rustc-LLVM ERROR: Cannot select: 0x7399e89052a0: i32 = fp_to_fp16 nnan 0x7399e8905380
0x7399e8905380: f32 = fmul nnan 0x7399e89058c0, 0x7399e88c7d20
0x7399e89058c0: f32 = fp16_to_fp nnan 0x7399e8905460
0x7399e8905460: i32 = fp_to_fp16 0x7399e88c7380
0x7399e88c7380: f32 = bitcast 0x7399e8905620
0x7399e8905620: i32,ch,glue = CopyFromReg 0x7399e88c9b60, Register:i32 $a10, 0x7399e88c9b60:1
0x7399e88c9b60: ch,glue = callseq_end 0x7399e88c74d0, TargetConstant:i32<0>, TargetConstant:i32<0>, 0x7399e88c74d0:1
0x7399e88c74d0: ch,glue = <<Unknown Target Node #539>> 0x7399e88c7620, 0x7399e8905b60, RegisterMask:Untyped, Register:i32 $a10, Register:i32 $a11, 0x7399e88c7620:1
0x7399e8905b60: i32,ch = load<(load (s32) from constant-pool)> 0x7399e888c120, 0x7399e88c9ee0, undef:i32
0x7399e88c9ee0: i32 = <<Unknown Target Node #552>> TargetConstantPool:i32<__floatundisf> 0
0x7399e88c7620: ch,glue = CopyToReg 0x7399e88c7a80, Register:i32 $a11, 0x7399e88c7150, 0x7399e88c7a80:1
0x7399e88c7150: i32,ch = CopyFromReg 0x7399e88c7700:1, Register:i32 %9
0x7399e88c7a80: ch,glue = CopyToReg 0x7399e88c7770, Register:i32 $a10, 0x7399e88c7700
0x7399e88c7d20: f32,ch = load<(load (s32) from constant-pool)> 0x7399e888c120, 0x7399e8905a80, undef:i32
0x7399e8905a80: i32 = <<Unknown Target Node #552>> TargetConstantPool:i32<float 1.000000e+04> 0
In function: _RINvMNtNtNtNtCsbYoWFoUiKno_4core3num3imp7dec2flt7decimalNtB3_7Decimal13try_fast_pathC3f16EBb_
error: could not compile `core` (lib)
Caused by:
process didn't exit successfully: `/var/lib/does-it-build/.rustup/toolchains/nightly-2026-08-21-x86_64-unknown-linux-gnu/bin/rustc --crate-name core --edition=2024 /var/lib/does-it-build/.rustup/toolchains/nightly-2026-08-21-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -Z embed-metadata=no -C opt-level=3 -C embed-bitcode=no --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("debug_refcell", "optimize_for_size", "panic_immediate_abort"))' -C metadata=3f2ce77507e68bc0 -C extra-filename=-1b1b14082b600ae4 --out-dir /tmp/.tmpgGIfEi/target/xtensa-esp32-espidf/release/build/core/1b1b14082b600ae4/out --target xtensa-esp32-espidf -C strip=debuginfo -Z force-unstable-if-unmarked -L dependency=/tmp/.tmpgGIfEi/target/release/build/core/1b1b14082b600ae4/out --cap-lints allow` (exit status: 101)