[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::<impl anyhow::Error>::msg
[INFO] [stderr]      1: anyhow::__private::format_err
[INFO] [stderr]      2: build_script_build::binutil::{{closure}}
[INFO] [stderr]      3: core::result::Result<T,E>::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::<impl core::ops::function::FnOnce<A> 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: <unknown>
[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
