Build results for nightly-2026-07-22, target xtensa-esp32-espidf (std)

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error

Build date: 2026-07-22T05:29:09.196Z

Build duration: 22.336s

Builder does-it-build commit: 5518c49d7c6348ba

   Compiling compiler_builtins v0.1.160 (/var/lib/does-it-build/.rustup/toolchains/nightly-2026-07-22-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-2026-07-22-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core)
rustc-LLVM ERROR: Cannot select: 0x74f1b20cc3f0: i32 = fp_to_fp16 0x74f1b2129310
  0x74f1b2129310: f32 = fmul 0x74f1b21298c0, 0x74f1b20c49a0
    0x74f1b21298c0: f32 = fp16_to_fp 0x74f1b2129460
      0x74f1b2129460: i32 = fp_to_fp16 0x74f1b20c4d20
        0x74f1b20c4d20: f32 = bitcast 0x74f1b20c4460
          0x74f1b20c4460: i32,ch,glue = CopyFromReg 0x74f1b2129770, Register:i32 $a10, 0x74f1b2129770:1
            0x74f1b2129770: ch,glue = callseq_end 0x74f1b20c47e0, TargetConstant:i32<0>, TargetConstant:i32<0>, 0x74f1b20c47e0:1
              0x74f1b20c47e0: ch,glue = <<Unknown Target Node #521>> 0x74f1b20cca80, 0x74f1b2129070, RegisterMask:Untyped, Register:i32 $a10, Register:i32 $a11, 0x74f1b20cca80:1
                0x74f1b2129070: i32,ch = load<(load (s32) from constant-pool)> 0x74f1b205d120, 0x74f1b20ccee0, undef:i32
                  0x74f1b20ccee0: i32 = <<Unknown Target Node #534>> TargetConstantPool:i32<__floatundisf> 0
                0x74f1b20cca80: ch,glue = CopyToReg 0x74f1b20cc310, Register:i32 $a11, 0x74f1b20cc540, 0x74f1b20cc310:1
                  0x74f1b20cc540: i32,ch = CopyFromReg 0x74f1b20cc700:1, Register:i32 %9
                  0x74f1b20cc310: ch,glue = CopyToReg 0x74f1b20cc620, Register:i32 $a10, 0x74f1b20cc700

    0x74f1b20c49a0: f32,ch = load<(load (s32) from constant-pool)> 0x74f1b205d120, 0x74f1b20cc850, undef:i32
      0x74f1b20cc850: i32 = <<Unknown Target Node #534>> TargetConstantPool:i32<float 1.000000e+04> 0
In function: _RINvMNtNtNtNtCsfHBnykJGtGI_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-2026-07-22-x86_64-unknown-linux-gnu/bin/rustc --crate-name core --edition=2024 /var/lib/does-it-build/.rustup/toolchains/nightly-2026-07-22-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 -C opt-level=3 -C embed-bitcode=no --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("debug_refcell", "llvm_enzyme", "optimize_for_size", "panic_immediate_abort"))' -C metadata=3f2ce77507e68bc0 -C extra-filename=-1b1b14082b600ae4 --out-dir /tmp/.tmpJL6cz9/target/xtensa-esp32-espidf/release/deps --target xtensa-esp32-espidf -C strip=debuginfo -Z force-unstable-if-unmarked -L dependency=/tmp/.tmpJL6cz9/target/xtensa-esp32-espidf/release/deps -L dependency=/tmp/.tmpJL6cz9/target/release/deps --cap-lints allow` (exit status: 101)

    

Build history for target xtensa-esp32-espidf

Build state for nightly 2026-07-22