[INFO] cloning repository https://github.com/Dreamykass/wgpu-tiny-graphics
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Dreamykass/wgpu-tiny-graphics" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDreamykass%2Fwgpu-tiny-graphics", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDreamykass%2Fwgpu-tiny-graphics'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 22a65674789334868e23d3377f49beffb54fbe71
[INFO] testing Dreamykass/wgpu-tiny-graphics against master#1ef7943ee607160a564655b6596f83670ef95df5 for pr-146098-6
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDreamykass%2Fwgpu-tiny-graphics" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Dreamykass/wgpu-tiny-graphics
[INFO] finished tweaking git repo https://github.com/Dreamykass/wgpu-tiny-graphics
[INFO] tweaked toml for git repo https://github.com/Dreamykass/wgpu-tiny-graphics written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Dreamykass/wgpu-tiny-graphics on toolchain 1ef7943ee607160a564655b6596f83670ef95df5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Dreamykass/wgpu-tiny-graphics 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" "+1ef7943ee607160a564655b6596f83670ef95df5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded jobserver v0.1.21
[INFO] [stderr]   Downloaded tracing v0.1.25
[INFO] [stderr]   Downloaded storage-map v0.3.0
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[INFO] [stderr]   Downloaded thread-id v3.3.0
[INFO] [stderr]   Downloaded glyph_brush_layout v0.2.1
[INFO] [stderr]   Downloaded futures-macro v0.3.13
[INFO] [stderr]   Downloaded futures-core v0.3.13
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[INFO] [stderr]   Downloaded wgpu-core v0.7.1
[INFO] [stderr]   Downloaded futures-util v0.3.13
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[INFO] [stderr]   Downloaded wgpu v0.7.0
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[INFO] [stderr]   Downloaded regex-syntax v0.6.22
[INFO] [stderr]   Downloaded fern v0.6.0
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[INFO] [stderr]   Downloaded gfx-backend-gl v0.7.1
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[INFO] [stderr]   Downloaded wgpu_glyph v0.11.0
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.3
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[INFO] [stderr]   Downloaded thunderdome v0.3.0
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[INFO] [stderr]   Downloaded ordered-float v2.1.1
[INFO] [stderr]   Downloaded khronos-egl v3.0.2
[INFO] [stderr]   Downloaded futures-io v0.3.13
[INFO] [stderr]   Downloaded metal v0.21.0
[INFO] [stderr]   Downloaded futures-task v0.3.13
[INFO] [stderr]   Downloaded imgui-winit-support v0.7.0
[INFO] [stderr]   Downloaded cmake v0.1.45
[INFO] [stderr]   Downloaded bytemuck v1.5.1
[INFO] [stderr]   Downloaded inplace_it v0.3.3
[INFO] [stderr]   Downloaded gpu-alloc v0.3.0
[INFO] [stderr]   Downloaded ab_glyph v0.2.10
[INFO] [stderr]   Downloaded serde v1.0.124
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[INFO] [stderr]   Downloaded gfx-auxil v0.8.0
[INFO] [stderr]   Downloaded gpu-descriptor v0.1.1
[INFO] [stderr]   Downloaded shaderc-sys v0.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0be22bd603001f7979297cc5bbbf882b5a73db663cda9db3983b16a9479259f8
[INFO] running `Command { std: "docker" "start" "-a" "0be22bd603001f7979297cc5bbbf882b5a73db663cda9db3983b16a9479259f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0be22bd603001f7979297cc5bbbf882b5a73db663cda9db3983b16a9479259f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0be22bd603001f7979297cc5bbbf882b5a73db663cda9db3983b16a9479259f8", kill_on_drop: false }`
[INFO] [stdout] 0be22bd603001f7979297cc5bbbf882b5a73db663cda9db3983b16a9479259f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c7cea59f602202c05ce0eac64973c7c3b03046de69134343f5f411cb54a6d58
[INFO] running `Command { std: "docker" "start" "-a" "1c7cea59f602202c05ce0eac64973c7c3b03046de69134343f5f411cb54a6d58", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
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[INFO] [stderr]    Compiling hashbrown v0.9.1
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[INFO] [stderr]    Compiling instant v0.1.9
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[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling pin-project-lite v0.2.6
[INFO] [stderr]    Compiling lock_api v0.4.2
[INFO] [stderr]    Compiling tracing-core v0.1.17
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling quote v1.0.9
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[INFO] [stderr]    Compiling wayland-scanner v0.28.5
[INFO] [stderr]    Compiling fxhash v0.2.1
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[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling version_check v0.9.2
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[INFO] [stderr]    Compiling ttf-parser v0.12.0
[INFO] [stderr]    Compiling downcast-rs v1.2.0
[INFO] [stderr]    Compiling imgui-sys v0.7.0
[INFO] [stderr]    Compiling wgpu-core v0.7.1
[INFO] [stderr]    Compiling rand_core v0.5.1
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[INFO] [stderr]    Compiling inplace_it v0.3.3
[INFO] [stderr]    Compiling wayland-commons v0.28.5
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[INFO] [stderr]    Compiling cmake v0.1.45
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[INFO] [stderr]    Compiling rand_chacha v0.1.1
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[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling chlorine v1.0.7
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[INFO] [stderr]    Compiling futures-sink v0.3.13
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling futures-core v0.3.13
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[INFO] [stderr]    Compiling gfx-hal v0.7.0
[INFO] [stderr]    Compiling calloop v0.6.5
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling shaderc-sys v0.7.1
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[INFO] [stderr]    Compiling wayland-cursor v0.28.5
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling futures-macro v0.3.13
[INFO] [stderr]    Compiling rand v0.7.3
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[INFO] [stderr]    Compiling time v0.1.44
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[INFO] [stderr]    Compiling approx v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling linked-hash-map v0.5.4
[INFO] [stderr]    Compiling futures-task v0.3.13
[INFO] [stderr]    Compiling weezl v0.1.4
[INFO] [stderr]    Compiling futures-io v0.3.13
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling gfx-backend-empty v0.7.0
[INFO] [stderr]    Compiling gfx-backend-vulkan v0.7.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling glyph_brush_draw_cache v0.1.4
[INFO] [stderr]    Compiling glyph_brush_layout v0.2.1
[INFO] [stderr]    Compiling futures-util v0.3.13
[INFO] [stderr]    Compiling twox-hash v1.6.0
[INFO] [stderr]    Compiling matchers v0.0.1
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr] warning: shaderc-sys@0.7.1: shaderc: searching for native shaderc libraries on system;  use '--features build-from-source' to force building from source code
[INFO] [stderr] warning: shaderc-sys@0.7.1: shaderc: cannot find native shaderc library on system; falling back to build from source
[INFO] [stderr] error: failed to run custom build command for `shaderc-sys v0.7.1`
[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-0aef8b9eba2682a3/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:warning=shaderc: searching for native shaderc libraries on system;  use '--features build-from-source' to force building from source code
[INFO] [stderr]   cargo:warning=shaderc: cannot find native shaderc library on system; falling back to build from source
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (6347) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/shaderc-sys-0.7.1/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:     0x64fd45db04d2 - std::backtrace_rs::backtrace::libunwind::trace::h786de35fecf3582f
[INFO] [stderr]                                  at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x64fd45db04d2 - std::backtrace_rs::backtrace::trace_unsynchronized::h4a7da1a2a64387f1
[INFO] [stderr]                                  at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x64fd45db04d2 - std::sys::backtrace::_print_fmt::h6bd7d500070c788c
[INFO] [stderr]                                  at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x64fd45db04d2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h6d82c1afff976903
[INFO] [stderr]                                  at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x64fd45dc066f - core::fmt::rt::Argument::fmt::hc4ce6d643d397690
[INFO] [stderr]                                  at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x64fd45dc066f - core::fmt::write::hb1e7ca88b6a3936e
[INFO] [stderr]                                  at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/fmt/mod.rs:1469:25
[INFO] [stderr]      6:     0x64fd45d80083 - std::io::default_write_fmt::hd5a9ffaa98f14929
[INFO] [stderr]                                  at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x64fd45d80083 - std::io::Write::write_fmt::hc04a1e5003ed78ae
[INFO] [stderr]                                  at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x64fd45d8ab02 - std::sys::backtrace::BacktraceLock::print::ha2430613ee79d059
[INFO] [stderr]                                  at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x64fd45d8dc9f - std::panicking::default_hook::{{closure}}::hdbd2db9e5c303cf6
[INFO] [stderr]                                  at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:301:27
[INFO] [stderr]     10:     0x64fd45d8daf9 - std::panicking::default_hook::hed93c70cba5fdcf0
[INFO] [stderr]                                  at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:328:9
[INFO] [stderr]     11:     0x64fd45d8e275 - std::panicking::panic_with_hook::h3862d766c2cec19b
[INFO] [stderr]                                  at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:834:13
[INFO] [stderr]     12:     0x64fd45d8e10a - std::panicking::panic_handler::{{closure}}::hb95eb402b5e28ee1
[INFO] [stderr]                                  at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:707:13
[INFO] [stderr]     13:     0x64fd45d8ac49 - std::sys::backtrace::__rust_end_short_backtrace::hf73a26dc1835d85a
[INFO] [stderr]                                  at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x64fd45d741ed - __rustc[6ed5915ee467787]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:698:5
[INFO] [stderr]     15:     0x64fd45dc42f0 - core::panicking::panic_fmt::h3454303eb8e6f7cd
[INFO] [stderr]                                  at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x64fd45d2130b - build_script_build::cmd_finder::CommandFinder::must_have::{{closure}}::hd7f2a24a0271cfc3
[INFO] [stderr]     17:     0x64fd45d268b9 - core::option::Option<T>::unwrap_or_else::h4451c22029a8dd36
[INFO] [stderr]     18:     0x64fd45d2128c - build_script_build::cmd_finder::CommandFinder::must_have::hcd15c0967adcd136
[INFO] [stderr]     19:     0x64fd45d249d8 - build_script_build::main::h458725f2e04baa03
[INFO] [stderr]     20:     0x64fd45d25ad3 - core::ops::function::FnOnce::call_once::h7a2687a7879d27f3
[INFO] [stderr]     21:     0x64fd45d25596 - std::sys::backtrace::__rust_begin_short_backtrace::hf3e8ec22b0a5ce83
[INFO] [stderr]     22:     0x64fd45d25519 - std::rt::lang_start::{{closure}}::h4a67a72efcd400b9
[INFO] [stderr]     23:     0x64fd45d81820 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h3e39d917a8cc5592
[INFO] [stderr]                                  at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     24:     0x64fd45d81820 - std::panicking::catch_unwind::do_call::hc1ce44ccb31bb18e
[INFO] [stderr]                                  at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:590:40
[INFO] [stderr]     25:     0x64fd45d81820 - std::panicking::catch_unwind::ha27d9fd2a77bbb18
[INFO] [stderr]                                  at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:553:19
[INFO] [stderr]     26:     0x64fd45d81820 - std::panic::catch_unwind::h0b0f1918d1e2eb85
[INFO] [stderr]                                  at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panic.rs:359:14
[INFO] [stderr]     27:     0x64fd45d81820 - std::rt::lang_start_internal::{{closure}}::heeac2294083edcfe
[INFO] [stderr]                                  at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/rt.rs:175:24
[INFO] [stderr]     28:     0x64fd45d81820 - std::panicking::catch_unwind::do_call::h4bb7d51c3842c367
[INFO] [stderr]                                  at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:590:40
[INFO] [stderr]     29:     0x64fd45d81820 - std::panicking::catch_unwind::h1d2f2878ba2618c4
[INFO] [stderr]                                  at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:553:19
[INFO] [stderr]     30:     0x64fd45d81820 - std::panic::catch_unwind::h5070bdf026bf1f78
[INFO] [stderr]                                  at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panic.rs:359:14
[INFO] [stderr]     31:     0x64fd45d81820 - std::rt::lang_start_internal::h9590fa5449576090
[INFO] [stderr]                                  at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/rt.rs:171:5
[INFO] [stderr]     32:     0x64fd45d25501 - std::rt::lang_start::h34304839919e3ed0
[INFO] [stderr]     33:     0x64fd45d28545 - main
[INFO] [stderr]     34:     0x7101053b81ca - <unknown>
[INFO] [stderr]     35:     0x7101053b828b - __libc_start_main
[INFO] [stderr]     36:     0x64fd45d203a5 - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "1c7cea59f602202c05ce0eac64973c7c3b03046de69134343f5f411cb54a6d58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c7cea59f602202c05ce0eac64973c7c3b03046de69134343f5f411cb54a6d58", kill_on_drop: false }`
[INFO] [stdout] 1c7cea59f602202c05ce0eac64973c7c3b03046de69134343f5f411cb54a6d58
