[INFO] fetching crate crystal-engine 0.4.0...
[INFO] testing crystal-engine-0.4.0 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate crystal-engine 0.4.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate crystal-engine 0.4.0
[INFO] finished tweaking crates.io crate crystal-engine 0.4.0
[INFO] tweaked toml for crates.io crate crystal-engine 0.4.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate crystal-engine 0.4.0 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 191 packages to latest compatible versions
[INFO] [stderr]       Adding array-init v0.1.1 (available: v2.1.0)
[INFO] [stderr]       Adding cgmath v0.17.0 (available: v0.18.0)
[INFO] [stderr]       Adding fbxcel-dom v0.0.5 (available: v0.0.10)
[INFO] [stderr]       Adding image v0.23.14 (available: v0.25.8)
[INFO] [stderr]       Adding parking_lot v0.10.2 (available: v0.12.4)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.17)
[INFO] [stderr]       Adding vulkano v0.19.0 (available: v0.35.2)
[INFO] [stderr]       Adding vulkano-shaders v0.19.0 (available: v0.35.0)
[INFO] [stderr]       Adding vulkano-win v0.19.0 (available: v0.34.0)
[INFO] [stderr]       Adding winit v0.22.2 (available: v0.30.12)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 31ff63ab1e17a242cdeb3ff95488bec70c3221e9793f4df09880a4d36854d830
[INFO] running `Command { std: "docker" "start" "-a" "31ff63ab1e17a242cdeb3ff95488bec70c3221e9793f4df09880a4d36854d830", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31ff63ab1e17a242cdeb3ff95488bec70c3221e9793f4df09880a4d36854d830", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31ff63ab1e17a242cdeb3ff95488bec70c3221e9793f4df09880a4d36854d830", kill_on_drop: false }`
[INFO] [stdout] 31ff63ab1e17a242cdeb3ff95488bec70c3221e9793f4df09880a4d36854d830
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c561fe7c2d859c263f666c79728f9b436add4a0f875c1be5bcd389f471b808f
[INFO] running `Command { std: "docker" "start" "-a" "0c561fe7c2d859c263f666c79728f9b436add4a0f875c1be5bcd389f471b808f", kill_on_drop: false }`
[INFO] [stderr]    Compiling xml-rs v0.8.27
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling net2 v0.2.39
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling libloading v0.6.7
[INFO] [stderr]    Compiling slab v0.4.11
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling dlib v0.4.2
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling wayland-sys v0.23.6
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling ordered-float v1.1.1
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling stb_truetype v0.3.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling mint v0.5.9
[INFO] [stderr]    Compiling rusttype v0.8.3
[INFO] [stderr]    Compiling downcast-rs v1.2.1
[INFO] [stderr]    Compiling x11-dl v2.21.0
[INFO] [stderr]    Compiling shaderc-sys v0.6.3
[INFO] [stderr]    Compiling wayland-scanner v0.23.6
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling rusttype v0.7.9
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling line_drawing v0.7.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]    Compiling xdg v2.5.2
[INFO] [stderr]    Compiling cty v0.2.2
[INFO] [stderr]    Compiling raw-window-handle v0.4.3
[INFO] [stderr]    Compiling crossbeam-deque v0.7.4
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr] warning: shaderc-sys@0.6.3: Checking for system installed libraries.  Use --features = build-from-source to disable this behavior
[INFO] [stderr] warning: shaderc-sys@0.6.3: System installed library not found.  Falling back to build from source
[INFO] [stderr] error: failed to run custom build command for `shaderc-sys v0.6.3`
[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-sys-9864d82b4fdf243b/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:warning=Checking for system installed libraries.  Use --features = build-from-source to disable this behavior
[INFO] [stderr]   cargo:warning=System installed library not found.  Falling back to build from source
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (579) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/shaderc-sys-0.6.3/build/cmd_finder.rs:50:13:
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   couldn't find required command: "python"
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x64507320b242 - std::backtrace_rs::backtrace::libunwind::trace::hc4a5f428cfb78751
[INFO] [stderr]                                  at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x64507320b242 - std::backtrace_rs::backtrace::trace_unsynchronized::h20e1095684b4c296
[INFO] [stderr]                                  at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x64507320b242 - std::sys::backtrace::_print_fmt::h461f2e3a8f6b29e2
[INFO] [stderr]                                  at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x64507320b242 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h4ee3a75aa71a2c45
[INFO] [stderr]                                  at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x64507322cc5f - core::fmt::rt::Argument::fmt::h6f1564705cd089af
[INFO] [stderr]                                  at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x64507322cc5f - core::fmt::write::h21ca93b65a7c281a
[INFO] [stderr]                                  at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/fmt/mod.rs:1468:25
[INFO] [stderr]      6:     0x6450731fbe83 - std::io::default_write_fmt::h745a1edf2999cb3b
[INFO] [stderr]                                  at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x6450731fbe83 - std::io::Write::write_fmt::hfc56e66d6e189682
[INFO] [stderr]                                  at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x64507320b892 - std::sys::backtrace::BacktraceLock::print::h58d5d73f9e953cf1
[INFO] [stderr]                                  at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x6450731f8d3c - std::panicking::default_hook::{{closure}}::h1457fbe47c9457d1
[INFO] [stderr]                                  at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:301:27
[INFO] [stderr]     10:     0x6450731f8b7c - std::panicking::default_hook::hccb5e73b206c0830
[INFO] [stderr]                                  at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:328:9
[INFO] [stderr]     11:     0x6450731f98da - std::panicking::panic_with_hook::h3190ecc6229cdd29
[INFO] [stderr]                                  at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:834:13
[INFO] [stderr]     12:     0x64507320b69a - std::panicking::panic_handler::{{closure}}::ha1f1b769bc2bb40c
[INFO] [stderr]                                  at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:707:13
[INFO] [stderr]     13:     0x64507320b5f9 - std::sys::backtrace::__rust_end_short_backtrace::h5f9cf66f19c2a172
[INFO] [stderr]                                  at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x6450731f963d - __rustc[a93bd50104b99ad4]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:698:5
[INFO] [stderr]     15:     0x6450732304d0 - core::panicking::panic_fmt::hc70c3c83f13c1375
[INFO] [stderr]                                  at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/panicking.rs:75:14
[INFO] [stderr]     16:     0x64507316527c - build_script_build::cmd_finder::CommandFinder::must_have::{{closure}}::h2b123f403850686c
[INFO] [stderr]     17:     0x64507315ecd5 - core::option::Option<T>::unwrap_or_else::h561a0eb00bb0b9f1
[INFO] [stderr]     18:     0x6450731651fc - build_script_build::cmd_finder::CommandFinder::must_have::hfe93f68c3d1644fb
[INFO] [stderr]     19:     0x6450731643b1 - build_script_build::main::h039bac59515f499f
[INFO] [stderr]     20:     0x645073160073 - core::ops::function::FnOnce::call_once::hcb728efb81aa9911
[INFO] [stderr]     21:     0x64507315fde6 - std::sys::backtrace::__rust_begin_short_backtrace::hae20f9e4fb74b6aa
[INFO] [stderr]     22:     0x64507315edf9 - std::rt::lang_start::{{closure}}::h47c995e84b56e053
[INFO] [stderr]     23:     0x64507320c060 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hae16bf8966719858
[INFO] [stderr]                                  at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/ops/function.rs:290:21
[INFO] [stderr]     24:     0x64507320c060 - std::panicking::catch_unwind::do_call::hd4eb7cf01d0f66cd
[INFO] [stderr]                                  at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:590:40
[INFO] [stderr]     25:     0x64507320c060 - std::panicking::catch_unwind::h35b4afc45093edf5
[INFO] [stderr]                                  at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:553:19
[INFO] [stderr]     26:     0x64507320c060 - std::panic::catch_unwind::h5a7ef11ac2fa7980
[INFO] [stderr]                                  at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panic.rs:359:14
[INFO] [stderr]     27:     0x64507320c060 - std::rt::lang_start_internal::{{closure}}::h18f8e059e8eb5f5a
[INFO] [stderr]                                  at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/rt.rs:175:24
[INFO] [stderr]     28:     0x64507320c060 - std::panicking::catch_unwind::do_call::hb4f94f34ea41283f
[INFO] [stderr]                                  at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:590:40
[INFO] [stderr]     29:     0x64507320c060 - std::panicking::catch_unwind::hfbb31091ea806204
[INFO] [stderr]                                  at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:553:19
[INFO] [stderr]     30:     0x64507320c060 - std::panic::catch_unwind::hc88f452387620cfb
[INFO] [stderr]                                  at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panic.rs:359:14
[INFO] [stderr]     31:     0x64507320c060 - std::rt::lang_start_internal::h23cfb6dcbf9c9010
[INFO] [stderr]                                  at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/rt.rs:171:5
[INFO] [stderr]     32:     0x64507315ede1 - std::rt::lang_start::h1d8ef32c06bdb5c0
[INFO] [stderr]     33:     0x645073166cb5 - main
[INFO] [stderr]     34:     0x76a90b7541ca - <unknown>
[INFO] [stderr]     35:     0x76a90b75428b - __libc_start_main
[INFO] [stderr]     36:     0x64507315e695 - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "0c561fe7c2d859c263f666c79728f9b436add4a0f875c1be5bcd389f471b808f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c561fe7c2d859c263f666c79728f9b436add4a0f875c1be5bcd389f471b808f", kill_on_drop: false }`
[INFO] [stdout] 0c561fe7c2d859c263f666c79728f9b436add4a0f875c1be5bcd389f471b808f