[INFO] fetching crate ewgpu 0.1.0...
[INFO] testing ewgpu-0.1.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate ewgpu 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate ewgpu 0.1.0
[INFO] finished tweaking crates.io crate ewgpu 0.1.0
[INFO] tweaked toml for crates.io crate ewgpu 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ewgpu 0.1.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 225 packages to latest compatible versions
[INFO] [stderr]       Adding env_logger v0.9.3 (available: v0.11.8)
[INFO] [stderr]       Adding image v0.23.14 (available: v0.25.6)
[INFO] [stderr]       Adding imgui v0.8.2 (available: v0.12.0)
[INFO] [stderr]       Adding imgui-wgpu v0.19.0 (available: v0.25.0)
[INFO] [stderr]       Adding imgui-winit-support v0.8.2 (available: v0.13.0)
[INFO] [stderr]       Adding more-asserts v0.2.2 (available: v0.3.1)
[INFO] [stderr]       Adding naga v0.8.5 (available: v25.0.1)
[INFO] [stderr]       Adding pollster v0.2.5 (available: v0.4.0)
[INFO] [stderr]       Adding raw-window-handle v0.4.3 (available: v0.6.2)
[INFO] [stderr]       Adding shaderc v0.7.4 (available: v0.9.1)
[INFO] [stderr]       Adding wasm-bindgen-futures v0.4.45 (available: v0.4.50)
[INFO] [stderr]       Adding web-sys v0.3.57 (available: v0.3.77)
[INFO] [stderr]       Adding wgpu v0.12.0 (available: v25.0.2)
[INFO] [stderr]       Adding winit v0.26.1 (available: v0.30.11)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wgpu-types v0.12.0
[INFO] [stderr]   Downloaded ewgpu_macros v0.1.0
[INFO] [stderr]   Downloaded memmap2 v0.3.1
[INFO] [stderr]   Downloaded chlorine v1.0.13
[INFO] [stderr]   Downloaded shaderc v0.7.4
[INFO] [stderr]   Downloaded d3d12 v0.4.1
[INFO] [stderr]   Downloaded calloop v0.9.3
[INFO] [stderr]   Downloaded cgmath v0.18.0
[INFO] [stderr]   Downloaded imgui-wgpu v0.19.0
[INFO] [stderr]   Downloaded imgui-winit-support v0.8.2
[INFO] [stderr]   Downloaded imgui v0.8.2
[INFO] [stderr]   Downloaded wgpu v0.12.0
[INFO] [stderr]   Downloaded smithay-client-toolkit v0.15.4
[INFO] [stderr]   Downloaded wgpu-core v0.12.2
[INFO] [stderr]   Downloaded wgpu-hal v0.12.5
[INFO] [stderr]   Downloaded nix v0.22.3
[INFO] [stderr]   Downloaded ash v0.34.0+1.2.203
[INFO] [stderr]   Downloaded naga v0.8.5
[INFO] [stderr]   Downloaded web-sys v0.3.57
[INFO] [stderr]   Downloaded metal v0.23.1
[INFO] [stderr]   Downloaded imgui-sys v0.8.2
[INFO] [stderr]   Downloaded shaderc-sys v0.7.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c67e9d8b48b961882ec2015e4617c428844a40515f07ef69a19c315553e98381
[INFO] running `Command { std: "docker" "start" "-a" "c67e9d8b48b961882ec2015e4617c428844a40515f07ef69a19c315553e98381", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c67e9d8b48b961882ec2015e4617c428844a40515f07ef69a19c315553e98381", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c67e9d8b48b961882ec2015e4617c428844a40515f07ef69a19c315553e98381", kill_on_drop: false }`
[INFO] [stdout] c67e9d8b48b961882ec2015e4617c428844a40515f07ef69a19c315553e98381
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 50aabeb6b3d589c5c7cfa0629517236276c927ab4bf2f1a896e4bd982a6cff3f
[INFO] running `Command { std: "docker" "start" "-a" "50aabeb6b3d589c5c7cfa0629517236276c927ab4bf2f1a896e4bd982a6cff3f", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling xml-rs v0.8.26
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling libloading v0.8.8
[INFO] [stderr]    Compiling instant v0.1.13
[INFO] [stderr]    Compiling wayland-sys v0.29.5
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling cty v0.2.2
[INFO] [stderr]    Compiling raw-window-handle v0.4.3
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling dlib v0.5.2
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling scoped-tls v1.0.1
[INFO] [stderr]    Compiling allocator-api2 v0.2.21
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling ash v0.34.0+1.2.203
[INFO] [stderr]    Compiling khronos-egl v4.1.0
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling downcast-rs v1.2.1
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling gpu-descriptor-types v0.1.2
[INFO] [stderr]    Compiling gpu-alloc-types v0.2.0
[INFO] [stderr]    Compiling spirv v0.2.0+1.5.4
[INFO] [stderr]    Compiling pp-rs v0.2.1
[INFO] [stderr]    Compiling imgui-sys v0.8.2
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling petgraph v0.6.5
[INFO] [stderr]    Compiling hexf-parse v0.2.1
[INFO] [stderr]    Compiling codespan-reporting v0.11.1
[INFO] [stderr]    Compiling gpu-alloc v0.5.4
[INFO] [stderr]    Compiling wgpu-core v0.12.2
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling wgpu-types v0.12.0
[INFO] [stderr] warning: imgui-sys@0.8.2: Compiler family detection failed due to error: ToolNotFound: failed to find tool "x86_64-linux-musl-g++": No such file or directory (os error 2)
[INFO] [stderr] warning: imgui-sys@0.8.2: Compiler family detection failed due to error: ToolNotFound: failed to find tool "x86_64-linux-musl-g++": No such file or directory (os error 2)
[INFO] [stderr] error: failed to run custom build command for `imgui-sys v0.8.2`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/imgui-sys-960ec829ac4fb289/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:THIRD_PARTY=/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/imgui-sys-0.8.2/third-party
[INFO] [stderr]   cargo:DEFINE_IMGUI_USE_WCHAR32=
[INFO] [stderr]   cargo:DEFINE_CIMGUI_NO_EXPORT=
[INFO] [stderr]   cargo:DEFINE_IMGUI_DISABLE_WIN32_FUNCTIONS=
[INFO] [stderr]   cargo:DEFINE_IMGUI_DISABLE_OSX_FUNCTIONS=
[INFO] [stderr]   OPT_LEVEL = Some(0)
[INFO] [stderr]   OUT_DIR = Some(/opt/rustwide/target/x86_64-unknown-linux-musl/debug/build/imgui-sys-e8cef5581fdf3436/out)
[INFO] [stderr]   TARGET = Some(x86_64-unknown-linux-musl)
[INFO] [stderr]   HOST = Some(x86_64-unknown-linux-gnu)
[INFO] [stderr]   cargo:rerun-if-env-changed=CXX_x86_64-unknown-linux-musl
[INFO] [stderr]   CXX_x86_64-unknown-linux-musl = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CXX_x86_64_unknown_linux_musl
[INFO] [stderr]   CXX_x86_64_unknown_linux_musl = None
[INFO] [stderr]   cargo:rerun-if-env-changed=TARGET_CXX
[INFO] [stderr]   TARGET_CXX = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CXX
[INFO] [stderr]   CXX = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CROSS_COMPILE
[INFO] [stderr]   CROSS_COMPILE = None
[INFO] [stderr]   RUSTC_LINKER = None
[INFO] [stderr]   PATH = Some(/opt/rustwide/cargo-home/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin)
[INFO] [stderr]   cargo:rerun-if-env-changed=CC_ENABLE_DEBUG_OUTPUT
[INFO] [stderr]   cargo:warning=Compiler family detection failed due to error: ToolNotFound: failed to find tool "x86_64-linux-musl-g++": No such file or directory (os error 2)
[INFO] [stderr]   RUSTC_WRAPPER = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CRATE_CC_NO_DEFAULTS
[INFO] [stderr]   CRATE_CC_NO_DEFAULTS = None
[INFO] [stderr]   DEBUG = Some(true)
[INFO] [stderr]   CARGO_CFG_TARGET_FEATURE = Some(fxsr,sse,sse2,x87)
[INFO] [stderr]   cargo:rerun-if-env-changed=CXXFLAGS
[INFO] [stderr]   CXXFLAGS = None
[INFO] [stderr]   cargo:rerun-if-env-changed=TARGET_CXXFLAGS
[INFO] [stderr]   TARGET_CXXFLAGS = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CXXFLAGS_x86_64_unknown_linux_musl
[INFO] [stderr]   CXXFLAGS_x86_64_unknown_linux_musl = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CXXFLAGS_x86_64-unknown-linux-musl
[INFO] [stderr]   CXXFLAGS_x86_64-unknown-linux-musl = None
[INFO] [stderr]   CARGO_ENCODED_RUSTFLAGS = Some(--cap-lints=forbid)
[INFO] [stderr]   cargo:warning=Compiler family detection failed due to error: ToolNotFound: failed to find tool "x86_64-linux-musl-g++": No such file or directory (os error 2)
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   error occurred in cc-rs: failed to find tool "x86_64-linux-musl-g++": No such file or directory (os error 2)
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "50aabeb6b3d589c5c7cfa0629517236276c927ab4bf2f1a896e4bd982a6cff3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50aabeb6b3d589c5c7cfa0629517236276c927ab4bf2f1a896e4bd982a6cff3f", kill_on_drop: false }`
[INFO] [stdout] 50aabeb6b3d589c5c7cfa0629517236276c927ab4bf2f1a896e4bd982a6cff3f