[INFO] fetching crate gazpatcho 1.4.2...
[INFO] testing gazpatcho-1.4.2 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate gazpatcho 1.4.2 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate gazpatcho 1.4.2
[INFO] finished tweaking crates.io crate gazpatcho 1.4.2
[INFO] tweaked toml for crates.io crate gazpatcho 1.4.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate gazpatcho 1.4.2 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] crate crates.io crate gazpatcho 1.4.2 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wayland-egl v0.28.5
[INFO] [stderr]   Downloaded imgui v0.7.0
[INFO] [stderr]   Downloaded imgui-glium-renderer v0.7.0
[INFO] [stderr]   Downloaded imgui-winit-support v0.7.0
[INFO] [stderr]   Downloaded chlorine v1.0.7
[INFO] [stderr]   Downloaded imgui-sys v0.7.0
[INFO] [stderr]   Downloaded glium v0.29.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 88f6c985961f083aacd71059ae85b21aa871be158be768f1969612a4463cca2f
[INFO] running `Command { std: "docker" "start" "-a" "88f6c985961f083aacd71059ae85b21aa871be158be768f1969612a4463cca2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88f6c985961f083aacd71059ae85b21aa871be158be768f1969612a4463cca2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88f6c985961f083aacd71059ae85b21aa871be158be768f1969612a4463cca2f", kill_on_drop: false }`
[INFO] [stdout] 88f6c985961f083aacd71059ae85b21aa871be158be768f1969612a4463cca2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 570fa360eb74ed1042c59f6898d001e71ea0d11807703f0b9e5d21b0e36b32f4
[INFO] running `Command { std: "docker" "start" "-a" "570fa360eb74ed1042c59f6898d001e71ea0d11807703f0b9e5d21b0e36b32f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling once_cell v1.7.0
[INFO] [stderr]    Compiling downcast-rs v1.2.0
[INFO] [stderr]    Compiling libloading v0.7.0
[INFO] [stderr]    Compiling scoped-tls v1.0.0
[INFO] [stderr]    Compiling ttf-parser v0.6.2
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling dlib v0.5.0
[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling ab_glyph_rasterizer v0.1.4
[INFO] [stderr]    Compiling libloading v0.6.7
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]    Compiling lock_api v0.4.2
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling xdg v2.2.0
[INFO] [stderr]    Compiling dlib v0.4.2
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling chlorine v1.0.7
[INFO] [stderr]    Compiling gimli v0.23.0
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling wayland-sys v0.28.5
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling object v0.23.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.18
[INFO] [stderr]    Compiling takeable-option v0.5.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling serde_json v1.0.63
[INFO] [stderr]    Compiling owned_ttf_parser v0.6.0
[INFO] [stderr]    Compiling wayland-scanner v0.28.5
[INFO] [stderr]    Compiling rusttype v0.9.2
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling nix v0.20.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling memmap2 v0.1.0
[INFO] [stderr]    Compiling andrew v0.3.1
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.5
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.7
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling raw-window-handle v0.3.3
[INFO] [stderr]    Compiling shared_library v0.1.9
[INFO] [stderr]    Compiling glium v0.29.0
[INFO] [stderr]    Compiling imgui-sys v0.7.0
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr] error: failed to run custom build command for `imgui-sys v0.7.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/imgui-sys-d415b995eccaf749/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-0.7.0/third-party
[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]   TARGET = Some("x86_64-unknown-linux-musl")
[INFO] [stderr]   HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   CXX_x86_64-unknown-linux-musl = None
[INFO] [stderr]   CXX_x86_64_unknown_linux_musl = None
[INFO] [stderr]   TARGET_CXX = None
[INFO] [stderr]   CXX = None
[INFO] [stderr]   CROSS_COMPILE = None
[INFO] [stderr]   CXXFLAGS_x86_64-unknown-linux-musl = None
[INFO] [stderr]   CXXFLAGS_x86_64_unknown_linux_musl = None
[INFO] [stderr]   TARGET_CXXFLAGS = None
[INFO] [stderr]   CXXFLAGS = None
[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]   running: "musl-g++" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-fno-omit-frame-pointer" "-m64" "-fno-exceptions" "-fno-rtti" "-DCIMGUI_NO_EXPORT" "-DIMGUI_DISABLE_WIN32_FUNCTIONS" "-DIMGUI_DISABLE_OSX_FUNCTIONS" "-o" "/opt/rustwide/target/x86_64-unknown-linux-musl/debug/build/imgui-sys-61fd8658fc0ad9e9/out/include_all_imgui.o" "-c" "include_all_imgui.cpp"
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   error occurred: Failed to find tool. Is `musl-g++` installed?
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "570fa360eb74ed1042c59f6898d001e71ea0d11807703f0b9e5d21b0e36b32f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "570fa360eb74ed1042c59f6898d001e71ea0d11807703f0b9e5d21b0e36b32f4", kill_on_drop: false }`
[INFO] [stdout] 570fa360eb74ed1042c59f6898d001e71ea0d11807703f0b9e5d21b0e36b32f4