[INFO] fetching crate scx_layered 0.0.1...
[INFO] testing scx_layered-0.0.1 against 1.76.0 for beta-1.77-1
[INFO] extracting crate scx_layered 0.0.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate scx_layered 0.0.1 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate scx_layered 0.0.1
[INFO] finished tweaking crates.io crate scx_layered 0.0.1
[INFO] tweaked toml for crates.io crate scx_layered 0.0.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate scx_layered 0.0.1 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" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fb_procfs v0.7.1
[INFO] [stderr]   Downloaded ctrlc v3.4.1
[INFO] [stderr]   Downloaded errno v0.3.6
[INFO] [stderr]   Downloaded cargo-platform v0.1.4
[INFO] [stderr]   Downloaded openat v0.1.21
[INFO] [stderr]   Downloaded vsprintf v2.0.0
[INFO] [stderr]   Downloaded libbpf-rs v0.21.2
[INFO] [stderr]   Downloaded libbpf-cargo v0.21.2
[INFO] [stderr]   Downloaded libbpf-sys v1.2.1+v1.2.0
[INFO] [stderr]   Downloaded scx_utils v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b387dea249bd4d66e91e6e6bb6a4223ba478ca240c54fdd6df9fed3eacaca18
[INFO] running `Command { std: "docker" "start" "-a" "4b387dea249bd4d66e91e6e6bb6a4223ba478ca240c54fdd6df9fed3eacaca18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b387dea249bd4d66e91e6e6bb6a4223ba478ca240c54fdd6df9fed3eacaca18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b387dea249bd4d66e91e6e6bb6a4223ba478ca240c54fdd6df9fed3eacaca18", kill_on_drop: false }`
[INFO] [stdout] 4b387dea249bd4d66e91e6e6bb6a4223ba478ca240c54fdd6df9fed3eacaca18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eddc7d0937efade82f158907951655f1db7ef10fa99175784033f2a95d7f7d30
[INFO] running `Command { std: "docker" "start" "-a" "eddc7d0937efade82f158907951655f1db7ef10fa99175784033f2a95d7f7d30", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling linux-raw-sys v0.4.11
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling thiserror v1.0.50
[INFO] [stderr]    Compiling hashbrown v0.14.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling winnow v0.5.19
[INFO] [stderr]    Compiling toml_datetime v0.6.5
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling anstyle v1.0.4
[INFO] [stderr]    Compiling indexmap v2.1.0
[INFO] [stderr]    Compiling semver v1.0.20
[INFO] [stderr]    Compiling serde v1.0.192
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]    Compiling camino v1.1.6
[INFO] [stderr]    Compiling prettyplease v0.2.15
[INFO] [stderr]    Compiling clap_lex v0.6.0
[INFO] [stderr]    Compiling ryu v1.0.15
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling rustix v0.38.21
[INFO] [stderr]    Compiling clang-sys v1.6.1
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling nix v0.26.4
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling unicode-width v0.1.11
[INFO] [stderr]    Compiling vsprintf v2.0.0
[INFO] [stderr]    Compiling home v0.5.5
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling fastrand v2.0.1
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]    Compiling strum_macros v0.24.3
[INFO] [stderr]    Compiling num_enum_derive v0.5.11
[INFO] [stderr]    Compiling xattr v1.0.1
[INFO] [stderr]    Compiling filetime v0.2.22
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]    Compiling libbpf-sys v1.2.1+v1.2.0
[INFO] [stderr]    Compiling bindgen v0.69.1
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling walkdir v2.4.0
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling const_format_proc_macros v0.2.32
[INFO] [stderr]    Compiling tar v0.4.40
[INFO] [stderr]    Compiling num_enum v0.5.11
[INFO] [stderr]    Compiling memmap2 v0.5.10
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling shlex v1.2.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling scroll v0.11.0
[INFO] [stderr]    Compiling anstyle-parse v0.2.2
[INFO] [stderr]    Compiling const_format v0.2.32
[INFO] [stderr]    Compiling clap_builder v4.4.7
[INFO] [stderr]    Compiling colorchoice v1.0.0
[INFO] [stderr]    Compiling scx_utils v0.2.0
[INFO] [stderr]    Compiling anstyle-query v1.0.0
[INFO] [stderr]    Compiling anstream v0.6.4
[INFO] [stderr]    Compiling tempfile v3.8.1
[INFO] [stderr]    Compiling which v4.4.2
[INFO] [stderr]    Compiling terminal_size v0.3.0
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling version-compare v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.192
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]    Compiling scroll_derive v0.11.1
[INFO] [stderr]    Compiling sscanf_macro v0.4.1
[INFO] [stderr]    Compiling libbpf-rs v0.21.2
[INFO] [stderr]    Compiling clap v4.4.7
[INFO] [stderr]    Compiling time-macros v0.2.15
[INFO] [stderr]    Compiling sscanf v0.4.1
[INFO] [stderr]    Compiling cargo-platform v0.1.4
[INFO] [stderr]    Compiling cargo_metadata v0.15.4
[INFO] [stderr]    Compiling num_threads v0.1.6
[INFO] [stderr]    Compiling time v0.3.30
[INFO] [stderr]    Compiling nix v0.25.1
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling nix v0.27.1
[INFO] [stderr]    Compiling libbpf-cargo v0.21.2
[INFO] [stderr]    Compiling openat v0.1.21
[INFO] [stderr]    Compiling simplelog v0.12.1
[INFO] [stderr]    Compiling bitvec v1.0.1
[INFO] [stderr]    Compiling ctrlc v3.4.1
[INFO] [stderr]    Compiling scx_layered v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling fb_procfs v0.7.1
[INFO] [stderr] error: failed to run custom build command for `scx_layered v0.0.1 (/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/scx_layered-b77a0f25df0370ae/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at build.rs:8:10:
[INFO] [stderr]   called `Result::unwrap()` on an `Err` value: Failed to read clang version
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55c8f31c4d56 - std::backtrace_rs::backtrace::libunwind::trace::hbee8a7973eeb6c93
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stderr]      1:     0x55c8f31c4d56 - std::backtrace_rs::backtrace::trace_unsynchronized::hc8ac75eea3aa6899
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55c8f31c4d56 - std::sys_common::backtrace::_print_fmt::hc7f3e3b5298b1083
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]      3:     0x55c8f31c4d56 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hbb235daedd7c6190
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x55c8f31efd20 - core::fmt::rt::Argument::fmt::h76c38a80d925a410
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/rt.rs:142:9
[INFO] [stderr]      5:     0x55c8f31efd20 - core::fmt::write::h3ed6aeaa977c8e45
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/mod.rs:1120:17
[INFO] [stderr]      6:     0x55c8f31c1d5f - std::io::Write::write_fmt::h78b18af5775fedb5
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/io/mod.rs:1810:15
[INFO] [stderr]      7:     0x55c8f31c4b34 - std::sys_common::backtrace::_print::h5d645a07e0fcfdbb
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      8:     0x55c8f31c4b34 - std::sys_common::backtrace::print::h85035a511aafe7a8
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      9:     0x55c8f31c6207 - std::panicking::default_hook::{{closure}}::hcce8cea212785a25
[INFO] [stderr]     10:     0x55c8f31c5f69 - std::panicking::default_hook::hf5fcb0f213fe709a
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:292:9
[INFO] [stderr]     11:     0x55c8f31c6698 - std::panicking::rust_panic_with_hook::h095fccf1dc9379ee
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:779:13
[INFO] [stderr]     12:     0x55c8f31c6572 - std::panicking::begin_panic_handler::{{closure}}::h032ba12139b353db
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:657:13
[INFO] [stderr]     13:     0x55c8f31c5256 - std::sys_common::backtrace::__rust_end_short_backtrace::h9259bc2ff8fd0f76
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stderr]     14:     0x55c8f31c62d0 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:645:5
[INFO] [stderr]     15:     0x55c8f28b32e5 - core::panicking::panic_fmt::h784f20a50eaab275
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panicking.rs:72:14
[INFO] [stderr]     16:     0x55c8f28b38c3 - core::result::unwrap_failed::h03d8a5018196e1cd
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/result.rs:1649:5
[INFO] [stderr]     17:     0x55c8f28b3f36 - core::result::Result<T,E>::unwrap::h0b584e112c238ea8
[INFO] [stderr]     18:     0x55c8f28b4058 - build_script_build::main::h8b01aecca7af1cbe
[INFO] [stderr]     19:     0x55c8f28b3d13 - core::ops::function::FnOnce::call_once::h866563c679f8a802
[INFO] [stderr]     20:     0x55c8f28b3c96 - std::sys_common::backtrace::__rust_begin_short_backtrace::h331f97fd3febd594
[INFO] [stderr]     21:     0x55c8f28b3ce9 - std::rt::lang_start::{{closure}}::h0c5257fb7c667dc4
[INFO] [stderr]     22:     0x55c8f31bca71 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h37600b1e5eea4ecd
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     23:     0x55c8f31bca71 - std::panicking::try::do_call::hb4bda49fa13a0c2b
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:552:40
[INFO] [stderr]     24:     0x55c8f31bca71 - std::panicking::try::h8bbf75149211aaaa
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:516:19
[INFO] [stderr]     25:     0x55c8f31bca71 - std::panic::catch_unwind::h8c78ec68ebea34cb
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panic.rs:142:14
[INFO] [stderr]     26:     0x55c8f31bca71 - std::rt::lang_start_internal::{{closure}}::hffdf44a19fd9e220
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/rt.rs:148:48
[INFO] [stderr]     27:     0x55c8f31bca71 - std::panicking::try::do_call::hcb3194972c74716d
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:552:40
[INFO] [stderr]     28:     0x55c8f31bca71 - std::panicking::try::hcdc6892c5f0dba4c
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:516:19
[INFO] [stderr]     29:     0x55c8f31bca71 - std::panic::catch_unwind::h4910beb4573f4776
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panic.rs:142:14
[INFO] [stderr]     30:     0x55c8f31bca71 - std::rt::lang_start_internal::h6939038e2873596b
[INFO] [stderr]                                  at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/rt.rs:148:20
[INFO] [stderr]     31:     0x55c8f28b3cc7 - std::rt::lang_start::he8d21f488401314d
[INFO] [stderr]     32:     0x55c8f28b4145 - main
[INFO] [stderr]     33:     0x7f5882930d90 - <unknown>
[INFO] [stderr]     34:     0x7f5882930e40 - __libc_start_main
[INFO] [stderr]     35:     0x55c8f28b3bc5 - _start
[INFO] [stderr]     36:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "eddc7d0937efade82f158907951655f1db7ef10fa99175784033f2a95d7f7d30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eddc7d0937efade82f158907951655f1db7ef10fa99175784033f2a95d7f7d30", kill_on_drop: false }`
[INFO] [stdout] eddc7d0937efade82f158907951655f1db7ef10fa99175784033f2a95d7f7d30
