[INFO] fetching crate vulkano-glyph 0.4.0...
[INFO] testing vulkano-glyph-0.4.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate vulkano-glyph 0.4.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate vulkano-glyph 0.4.0
[INFO] finished tweaking crates.io crate vulkano-glyph 0.4.0
[INFO] tweaked toml for crates.io crate vulkano-glyph 0.4.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate vulkano-glyph 0.4.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 147 packages to latest compatible versions
[INFO] [stderr]       Adding env_logger v0.6.2 (available: v0.11.10)
[INFO] [stderr]       Adding rusttype v0.7.9 (available: v0.9.3)
[INFO] [stderr]       Adding structopt v0.2.18 (available: v0.3.26)
[INFO] [stderr]       Adding vulkano v0.11.1 (available: v0.35.2)
[INFO] [stderr]       Adding vulkano-shaders v0.11.1 (available: v0.35.0)
[INFO] [stderr]       Adding vulkano-win v0.11.1 (available: v0.34.0)
[INFO] [stderr]       Adding winit v0.18.1 (available: v0.30.13)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eb47b1647b8247103373722a0dfb19f48f4933e45fd29c3cd64f65a0c1d925ad
[INFO] running `Command { std: "docker" "start" "-a" "eb47b1647b8247103373722a0dfb19f48f4933e45fd29c3cd64f65a0c1d925ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb47b1647b8247103373722a0dfb19f48f4933e45fd29c3cd64f65a0c1d925ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb47b1647b8247103373722a0dfb19f48f4933e45fd29c3cd64f65a0c1d925ad", kill_on_drop: false }`
[INFO] [stdout] eb47b1647b8247103373722a0dfb19f48f4933e45fd29c3cd64f65a0c1d925ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa17956d4d51c6424439c4ea3455cc21fbdeae76da3ef9d92d1dd3d9a01609a9
[INFO] running `Command { std: "docker" "start" "-a" "fa17956d4d51c6424439c4ea3455cc21fbdeae76da3ef9d92d1dd3d9a01609a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling cc v1.2.61
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling owning_ref v0.4.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling lock_api v0.1.5
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling crossbeam-epoch v0.6.1
[INFO] [stderr]    Compiling stb_truetype v0.3.1
[INFO] [stderr]    Compiling crossbeam-deque v0.7.4
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling crossbeam-deque v0.6.3
[INFO] [stderr]    Compiling crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[INFO] [stderr]    Compiling ordered-float v1.1.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling cmake v0.1.58
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling vulkano v0.11.1
[INFO] [stderr]    Compiling shared_library v0.1.9
[INFO] [stderr]    Compiling rusttype v0.8.3
[INFO] [stderr]    Compiling vk-sys v0.4.0
[INFO] [stderr]    Compiling half v1.8.3
[INFO] [stderr]    Compiling vulkano-glyph v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling shaderc v0.3.16
[INFO] [stderr] error: failed to run custom build command for `shaderc v0.3.16`
[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/shaderc-abd708e861e54c24/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (752) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/shaderc-0.3.16/build/cmd_finder.rs:45:13:
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   couldn't find required command: "python"
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5f4e86de2e7a - std[128c3efe2914e152]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x5f4e86de2e7a - std[128c3efe2914e152]::backtrace_rs::backtrace::trace_unsynchronized::<std[128c3efe2914e152]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x5f4e86de2e7a - std[128c3efe2914e152]::sys::backtrace::_print_fmt
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]      3:     0x5f4e86de2e7a - <<std[128c3efe2914e152]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[6771d259883166e6]::fmt::Display>::fmt
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]      4:     0x5f4e86df6dca - <core[6771d259883166e6]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]      5:     0x5f4e86df6dca - core[6771d259883166e6]::fmt::write
[INFO] [stderr]      6:     0x5f4e86de8d12 - std[128c3efe2914e152]::io::default_write_fmt::<std[128c3efe2914e152]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/io/mod.rs:621:11
[INFO] [stderr]      7:     0x5f4e86de8d12 - <std[128c3efe2914e152]::sys::stdio::unix::Stderr as std[128c3efe2914e152]::io::Write>::write_fmt
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/io/mod.rs:1976:13
[INFO] [stderr]      8:     0x5f4e86dc459f - <std[128c3efe2914e152]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]      9:     0x5f4e86dc459f - std[128c3efe2914e152]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:292:27
[INFO] [stderr]     10:     0x5f4e86dddbb1 - std[128c3efe2914e152]::panicking::default_hook
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:319:9
[INFO] [stderr]     11:     0x5f4e86dddd6b - std[128c3efe2914e152]::panicking::panic_with_hook
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:825:13
[INFO] [stderr]     12:     0x5f4e86dc4658 - std[128c3efe2914e152]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:698:13
[INFO] [stderr]     13:     0x5f4e86db97b9 - std[128c3efe2914e152]::sys::backtrace::__rust_end_short_backtrace::<std[128c3efe2914e152]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]     14:     0x5f4e86dc4fbd - __rustc[752cc74e29381ccc]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:689:5
[INFO] [stderr]     15:     0x5f4e86df755c - core[6771d259883166e6]::panicking::panic_fmt
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x5f4e86d34457 - build_script_build::cmd_finder::CommandFinder::must_have::{{closure}}::he25e8f327769c6da
[INFO] [stderr]     17:     0x5f4e86d36889 - core::option::Option<T>::unwrap_or_else::h0fbb9553ee806d19
[INFO] [stderr]     18:     0x5f4e86d343dc - build_script_build::cmd_finder::CommandFinder::must_have::he202e10f42460ec8
[INFO] [stderr]     19:     0x5f4e86d34b0a - build_script_build::main::h0921e7def01a2fdd
[INFO] [stderr]     20:     0x5f4e86d35ea3 - core::ops::function::FnOnce::call_once::hba94eec9ca0d489a
[INFO] [stderr]     21:     0x5f4e86d35bb6 - std::sys::backtrace::__rust_begin_short_backtrace::h6b9b5840df51496b
[INFO] [stderr]     22:     0x5f4e86d35b29 - std::rt::lang_start::{{closure}}::h449e6039961773ca
[INFO] [stderr]     23:     0x5f4e86ddcbb4 - <&dyn core[6771d259883166e6]::ops::function::Fn<(), Output = i32> + core[6771d259883166e6]::marker::Sync + core[6771d259883166e6]::panic::unwind_safe::RefUnwindSafe as core[6771d259883166e6]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     24:     0x5f4e86ddcbb4 - std[128c3efe2914e152]::panicking::catch_unwind::do_call::<&dyn core[6771d259883166e6]::ops::function::Fn<(), Output = i32> + core[6771d259883166e6]::marker::Sync + core[6771d259883166e6]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:581:40
[INFO] [stderr]     25:     0x5f4e86ddcbb4 - std[128c3efe2914e152]::panicking::catch_unwind::<i32, &dyn core[6771d259883166e6]::ops::function::Fn<(), Output = i32> + core[6771d259883166e6]::marker::Sync + core[6771d259883166e6]::panic::unwind_safe::RefUnwindSafe>
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:544:19
[INFO] [stderr]     26:     0x5f4e86ddcbb4 - std[128c3efe2914e152]::panic::catch_unwind::<&dyn core[6771d259883166e6]::ops::function::Fn<(), Output = i32> + core[6771d259883166e6]::marker::Sync + core[6771d259883166e6]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panic.rs:359:14
[INFO] [stderr]     27:     0x5f4e86ddcbb4 - std[128c3efe2914e152]::rt::lang_start_internal::{closure#0}
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/rt.rs:175:24
[INFO] [stderr]     28:     0x5f4e86ddcbb4 - std[128c3efe2914e152]::panicking::catch_unwind::do_call::<std[128c3efe2914e152]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:581:40
[INFO] [stderr]     29:     0x5f4e86ddcbb4 - std[128c3efe2914e152]::panicking::catch_unwind::<isize, std[128c3efe2914e152]::rt::lang_start_internal::{closure#0}>
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:544:19
[INFO] [stderr]     30:     0x5f4e86ddcbb4 - std[128c3efe2914e152]::panic::catch_unwind::<std[128c3efe2914e152]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panic.rs:359:14
[INFO] [stderr]     31:     0x5f4e86ddcbb4 - std[128c3efe2914e152]::rt::lang_start_internal
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/rt.rs:171:5
[INFO] [stderr]     32:     0x5f4e86d35b11 - std::rt::lang_start::h32e4d3cb7140e8f2
[INFO] [stderr]     33:     0x5f4e86d39b35 - main
[INFO] [stderr]     34:     0x7c4027d8d1ca - <unknown>
[INFO] [stderr]     35:     0x7c4027d8d28b - __libc_start_main
[INFO] [stderr]     36:     0x5f4e86d335a5 - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "fa17956d4d51c6424439c4ea3455cc21fbdeae76da3ef9d92d1dd3d9a01609a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa17956d4d51c6424439c4ea3455cc21fbdeae76da3ef9d92d1dd3d9a01609a9", kill_on_drop: false }`
[INFO] [stdout] fa17956d4d51c6424439c4ea3455cc21fbdeae76da3ef9d92d1dd3d9a01609a9
