[INFO] fetching crate hermit-kernel 0.11.0... [INFO] testing hermit-kernel-0.11.0 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate hermit-kernel 0.11.0 into /workspace/builds/worker-5-tc2/source [INFO] removed /workspace/builds/worker-5-tc2/source/.cargo/config.toml [INFO] removed /workspace/builds/worker-5-tc2/source/rust-toolchain.toml [INFO] started tweaking crates.io crate hermit-kernel 0.11.0 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate hermit-kernel 0.11.0 [INFO] tweaked toml for crates.io crate hermit-kernel 0.11.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate hermit-kernel 0.11.0 on toolchain beta-2025-09-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate hermit-kernel 0.11.0 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0196e5b1dcd2a56b215657dfb18feb5ae508a117668cc0a14bd08a1f9fe67057 [INFO] running `Command { std: "docker" "start" "-a" "0196e5b1dcd2a56b215657dfb18feb5ae508a117668cc0a14bd08a1f9fe67057", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0196e5b1dcd2a56b215657dfb18feb5ae508a117668cc0a14bd08a1f9fe67057", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0196e5b1dcd2a56b215657dfb18feb5ae508a117668cc0a14bd08a1f9fe67057", kill_on_drop: false }` [INFO] [stdout] 0196e5b1dcd2a56b215657dfb18feb5ae508a117668cc0a14bd08a1f9fe67057 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 417d5b97510ab6314f6da77d9c503dcfa7b2eacecb86662c4746a9898998db22 [INFO] running `Command { std: "docker" "start" "-a" "417d5b97510ab6314f6da77d9c503dcfa7b2eacecb86662c4746a9898998db22", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.94 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Compiling bitflags v2.9.0 [INFO] [stderr] Compiling bit_field v0.10.2 [INFO] [stderr] Compiling siphasher v1.0.1 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling zerocopy v0.8.24 [INFO] [stderr] Compiling rustversion v1.0.20 [INFO] [stderr] Compiling libc v0.2.171 [INFO] [stderr] Compiling cfg_aliases v0.1.1 [INFO] [stderr] Compiling crossbeam-utils v0.8.21 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling memchr v2.7.4 [INFO] [stderr] Compiling minimal-lexical v0.2.1 [INFO] [stderr] Compiling align-address v0.3.0 [INFO] [stderr] Compiling nix v0.28.0 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling anyhow v1.0.97 [INFO] [stderr] Compiling paste v1.0.15 [INFO] [stderr] Compiling volatile v0.4.6 [INFO] [stderr] Compiling byteorder v1.5.0 [INFO] [stderr] Compiling heapless v0.8.0 [INFO] [stderr] Compiling x86 v0.52.0 [INFO] [stderr] Compiling phf_shared v0.11.3 [INFO] [stderr] Compiling powerfmt v0.2.0 [INFO] [stderr] Compiling concurrent-queue v2.5.0 [INFO] [stderr] Compiling ahash v0.8.11 [INFO] [stderr] Compiling hash32 v0.3.1 [INFO] [stderr] Compiling deranged v0.4.1 [INFO] [stderr] Compiling raw-cpuid v10.7.0 [INFO] [stderr] Compiling event-listener v5.4.0 [INFO] [stderr] Compiling num-conv v0.1.0 [INFO] [stderr] Compiling smoltcp v0.12.0 [INFO] [stderr] Compiling nom v7.1.3 [INFO] [stderr] Compiling num-integer v0.1.46 [INFO] [stderr] Compiling time-core v0.1.4 [INFO] [stderr] Compiling iana-time-zone v0.1.62 [INFO] [stderr] Compiling stable_deref_trait v1.2.0 [INFO] [stderr] Compiling llvm-tools v0.1.1 [INFO] [stderr] Compiling num-complex v0.4.6 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling phf_generator v0.11.3 [INFO] [stderr] Compiling num-rational v0.4.2 [INFO] [stderr] Compiling syn v2.0.100 [INFO] [stderr] Compiling x86_64 v0.15.2 [INFO] [stderr] Compiling hermit-kernel v0.11.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling phf_codegen v0.11.3 [INFO] [stderr] Compiling event-listener-strategy v0.5.3 [INFO] [stderr] Compiling num-iter v0.1.45 [INFO] [stderr] Compiling phf v0.11.3 [INFO] [stderr] Compiling pci_types v0.10.0 [INFO] [stderr] Compiling generic_once_cell v0.1.1 [INFO] [stderr] Compiling one-shot-mutex v0.1.1 [INFO] [stderr] Compiling spinning_top v0.3.0 [INFO] [stderr] Compiling rand_core v0.9.3 [INFO] [stderr] Compiling managed v0.8.0 [INFO] [stderr] Compiling once_cell v1.21.1 [INFO] [stderr] Compiling exclusive_cell v0.1.0 [INFO] [stderr] Compiling const_parse v1.0.0 [INFO] [stderr] Compiling volatile v0.6.1 [INFO] [stderr] Compiling call-once v0.1.0 [INFO] [stderr] Compiling allocator-api2 v0.2.21 [INFO] [stderr] Compiling smallvec v1.14.0 [INFO] [stderr] Compiling take-static v0.1.2 [INFO] [stderr] Compiling num v0.4.3 [INFO] [stderr] Compiling async-lock v3.4.0 [INFO] [stderr] Compiling raw-cpuid v11.5.0 [INFO] [stderr] Compiling talc v4.4.2 [INFO] [stderr] Compiling shell-words v1.1.0 [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/talc-4.4.2/src/lib.rs:12:36 [INFO] [stdout] | [INFO] [stdout] 12 | #![cfg_attr(feature = "allocator", feature(allocator_api))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: failed to run custom build command for `hermit-kernel v0.11.0 (/opt/rustwide/workdir)` [INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation. [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/hermit-kernel-10ff3b5a6dda6672/build-script-build` (exit status: 1) [INFO] [stderr] --- stderr [INFO] [stderr] Error: Could not find llvm-tools component [INFO] [stderr] [INFO] [stderr] Maybe the rustup component `llvm-tools` is missing? Install it through: `rustup component add llvm-tools` [INFO] [stderr] [INFO] [stderr] Stack backtrace: [INFO] [stderr] 0: anyhow::error::::msg [INFO] [stderr] 1: anyhow::__private::format_err [INFO] [stderr] 2: build_script_build::binutil::{{closure}} [INFO] [stderr] 3: core::result::Result::map_err [INFO] [stderr] 4: build_script_build::binutil [INFO] [stderr] 5: build_script_build::assemble_x86_64_smp_boot [INFO] [stderr] 6: build_script_build::main [INFO] [stderr] 7: core::ops::function::FnOnce::call_once [INFO] [stderr] 8: std::sys::backtrace::__rust_begin_short_backtrace [INFO] [stderr] 9: std::rt::lang_start::{{closure}} [INFO] [stderr] 10: core::ops::function::impls:: for &F>::call_once [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:287:21 [INFO] [stderr] 11: std::panicking::catch_unwind::do_call [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40 [INFO] [stderr] 12: std::panicking::catch_unwind [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19 [INFO] [stderr] 13: std::panic::catch_unwind [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14 [INFO] [stderr] 14: std::rt::lang_start_internal::{{closure}} [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/rt.rs:175:24 [INFO] [stderr] 15: std::panicking::catch_unwind::do_call [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40 [INFO] [stderr] 16: std::panicking::catch_unwind [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19 [INFO] [stderr] 17: std::panic::catch_unwind [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14 [INFO] [stderr] 18: std::rt::lang_start_internal [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/rt.rs:171:5 [INFO] [stderr] 19: std::rt::lang_start [INFO] [stderr] 20: main [INFO] [stderr] 21: [INFO] [stderr] 22: __libc_start_main [INFO] [stderr] 23: _start [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/x86_64-0.15.2/src/lib.rs:5:44 [INFO] [stdout] | [INFO] [stdout] 5 | #![cfg_attr(feature = "abi_x86_interrupt", feature(abi_x86_interrupt))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/x86_64-0.15.2/src/lib.rs:6:37 [INFO] [stdout] | [INFO] [stdout] 6 | #![cfg_attr(feature = "step_trait", feature(step_trait))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `talc` (lib) due to 1 previous error [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `x86_64` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "417d5b97510ab6314f6da77d9c503dcfa7b2eacecb86662c4746a9898998db22", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "417d5b97510ab6314f6da77d9c503dcfa7b2eacecb86662c4746a9898998db22", kill_on_drop: false }` [INFO] [stdout] 417d5b97510ab6314f6da77d9c503dcfa7b2eacecb86662c4746a9898998db22