[INFO] cloning repository https://github.com/BenSandeen/learning_vulkan
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BenSandeen/learning_vulkan" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBenSandeen%2Flearning_vulkan", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBenSandeen%2Flearning_vulkan'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8c4763e330f0d01998f47efdb757b33f5c0ab48a
[INFO] testing BenSandeen/learning_vulkan against master#1ef7943ee607160a564655b6596f83670ef95df5 for pr-146098-6
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBenSandeen%2Flearning_vulkan" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/BenSandeen/learning_vulkan
[INFO] finished tweaking git repo https://github.com/BenSandeen/learning_vulkan
[INFO] tweaked toml for git repo https://github.com/BenSandeen/learning_vulkan written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/BenSandeen/learning_vulkan 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/BenSandeen/learning_vulkan 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 dlib v0.4.1
[INFO] [stderr]   Downloaded wayland-sys v0.21.13
[INFO] [stderr]   Downloaded adler32 v1.0.4
[INFO] [stderr]   Downloaded libloading v0.5.2
[INFO] [stderr]   Downloaded wayland-scanner v0.21.13
[INFO] [stderr]   Downloaded hermit-abi v0.1.8
[INFO] [stderr]   Downloaded crossbeam-queue v0.2.1
[INFO] [stderr]   Downloaded wayland-commons v0.21.13
[INFO] [stderr]   Downloaded crossbeam v0.7.3
[INFO] [stderr]   Downloaded either v1.5.3
[INFO] [stderr]   Downloaded metal v0.13.1
[INFO] [stderr]   Downloaded png v0.14.1
[INFO] [stderr]   Downloaded rayon-core v1.7.0
[INFO] [stderr]   Downloaded backtrace v0.3.46
[INFO] [stderr]   Downloaded wayland-protocols v0.21.13
[INFO] [stderr]   Downloaded rayon v1.3.0
[INFO] [stderr]   Downloaded jpeg-decoder v0.1.18
[INFO] [stderr]   Downloaded image v0.21.3
[INFO] [stderr]   Downloaded nix v0.14.1
[INFO] [stderr]   Downloaded winit v0.19.5
[INFO] [stderr]   Downloaded smithay-client-toolkit v0.4.6
[INFO] [stderr]   Downloaded cocoa v0.18.5
[INFO] [stderr]   Downloaded rusttype v0.7.9
[INFO] [stderr]   Downloaded memmap v0.7.0
[INFO] [stderr]   Downloaded wayland-client v0.21.13
[INFO] [stderr]   Downloaded libc v0.2.68
[INFO] [stderr]   Downloaded cmake v0.1.42
[INFO] [stderr]   Downloaded half v1.5.0
[INFO] [stderr]   Downloaded core-graphics v0.17.3
[INFO] [stderr]   Downloaded lock_api v0.3.3
[INFO] [stderr]   Downloaded tiff v0.2.2
[INFO] [stderr]   Downloaded backtrace-sys v0.1.35
[INFO] [stderr]   Downloaded andrew v0.2.1
[INFO] [stderr]   Downloaded xml-rs v0.8.1
[INFO] [stderr]   Downloaded num_cpus v1.12.0
[INFO] [stderr]   Downloaded num-iter v0.1.40
[INFO] [stderr]   Downloaded shaderc v0.5.1
[INFO] [stderr]   Downloaded vk-sys v0.4.0
[INFO] [stderr]   Downloaded smallvec v0.6.13
[INFO] [stderr]   Downloaded line_drawing v0.7.0
[INFO] [stderr]   Downloaded ordered-float v1.0.2
[INFO] [stderr]   Downloaded winapi-util v0.1.4
[INFO] [stderr]   Downloaded downcast-rs v1.1.1
[INFO] [stderr]   Downloaded rusttype v0.8.2
[INFO] [stderr]   Downloaded shaderc-sys v0.5.1
[INFO] [stderr]   Downloaded vulkano-win v0.13.0
[INFO] [stderr]   Downloaded vulkano-shaders v0.13.0
[INFO] [stderr]   Downloaded vulkano v0.13.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] d08cad1a6711d1b03a4b51984472bdd171ad8f6ce7ce17efb937638acfefa6f9
[INFO] running `Command { std: "docker" "start" "-a" "d08cad1a6711d1b03a4b51984472bdd171ad8f6ce7ce17efb937638acfefa6f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d08cad1a6711d1b03a4b51984472bdd171ad8f6ce7ce17efb937638acfefa6f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d08cad1a6711d1b03a4b51984472bdd171ad8f6ce7ce17efb937638acfefa6f9", kill_on_drop: false }`
[INFO] [stdout] d08cad1a6711d1b03a4b51984472bdd171ad8f6ce7ce17efb937638acfefa6f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] d82b6e28a9629b2a0104df88569541053cc3c4d920e547fc068dee501b3484ba
[INFO] running `Command { std: "docker" "start" "-a" "d82b6e28a9629b2a0104df88569541053cc3c4d920e547fc068dee501b3484ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling xml-rs v0.8.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling arrayvec v0.5.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling stb_truetype v0.3.1
[INFO] [stderr]    Compiling wayland-scanner v0.21.13
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling smallvec v0.6.13
[INFO] [stderr]    Compiling dlib v0.4.1
[INFO] [stderr]    Compiling wayland-sys v0.21.13
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling ordered-float v1.0.2
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling downcast-rs v1.1.1
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling shaderc-sys v0.5.1
[INFO] [stderr]    Compiling rusttype v0.8.2
[INFO] [stderr]    Compiling line_drawing v0.7.0
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling rusttype v0.7.9
[INFO] [stderr]    Compiling xdg v2.2.0
[INFO] [stderr]    Compiling adler32 v1.0.4
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling crossbeam-channel v0.4.2
[INFO] [stderr] warning: shaderc-sys@0.5.1: Checking for system installed libraries.  Use --features = build-from-source to disable this behavior
[INFO] [stderr] warning: shaderc-sys@0.5.1: Pre-built library not found.  Falling back to from-source build
[INFO] [stderr] error: failed to run custom build command for `shaderc-sys v0.5.1`
[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-23733fcc791d6b5b/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=Pre-built library not found.  Falling back to from-source build
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (981) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/shaderc-sys-0.5.1/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:     0x650843bf3e42 - 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:     0x650843bf3e42 - 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:     0x650843bf3e42 - std::sys::backtrace::_print_fmt::h6bd7d500070c788c
[INFO] [stderr]                                  at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x650843bf3e42 - <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:     0x650843c03e8f - core::fmt::rt::Argument::fmt::hc4ce6d643d397690
[INFO] [stderr]                                  at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x650843c03e8f - core::fmt::write::hb1e7ca88b6a3936e
[INFO] [stderr]                                  at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/fmt/mod.rs:1469:25
[INFO] [stderr]      6:     0x650843bc50c3 - std::io::default_write_fmt::hd5a9ffaa98f14929
[INFO] [stderr]                                  at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x650843bc50c3 - std::io::Write::write_fmt::hc04a1e5003ed78ae
[INFO] [stderr]                                  at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x650843bcf5b2 - std::sys::backtrace::BacktraceLock::print::ha2430613ee79d059
[INFO] [stderr]                                  at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x650843bd1ecc - std::panicking::default_hook::{{closure}}::hdbd2db9e5c303cf6
[INFO] [stderr]                                  at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:301:27
[INFO] [stderr]     10:     0x650843bd1d26 - std::panicking::default_hook::hed93c70cba5fdcf0
[INFO] [stderr]                                  at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:328:9
[INFO] [stderr]     11:     0x650843bd24a5 - std::panicking::panic_with_hook::h3862d766c2cec19b
[INFO] [stderr]                                  at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:834:13
[INFO] [stderr]     12:     0x650843bd233a - std::panicking::panic_handler::{{closure}}::hb95eb402b5e28ee1
[INFO] [stderr]                                  at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:707:13
[INFO] [stderr]     13:     0x650843bcf6f9 - std::sys::backtrace::__rust_end_short_backtrace::hf73a26dc1835d85a
[INFO] [stderr]                                  at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x650843bb939d - __rustc[6ed5915ee467787]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:698:5
[INFO] [stderr]     15:     0x650843c07900 - core::panicking::panic_fmt::h3454303eb8e6f7cd
[INFO] [stderr]                                  at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x650843b765eb - build_script_build::cmd_finder::CommandFinder::must_have::{{closure}}::h40e8bf62f5c4de16
[INFO] [stderr]     17:     0x650843b7a959 - core::option::Option<T>::unwrap_or_else::hbf3220dd0b5d14cc
[INFO] [stderr]     18:     0x650843b7656c - build_script_build::cmd_finder::CommandFinder::must_have::hffebb1905af5e77a
[INFO] [stderr]     19:     0x650843b78b55 - build_script_build::main::h76b16fcf6fa2c01b
[INFO] [stderr]     20:     0x650843b79ca3 - core::ops::function::FnOnce::call_once::h5731361448b991b4
[INFO] [stderr]     21:     0x650843b79916 - std::sys::backtrace::__rust_begin_short_backtrace::h4aabaebf6b4434fa
[INFO] [stderr]     22:     0x650843b79899 - std::rt::lang_start::{{closure}}::hc78049984a981ae3
[INFO] [stderr]     23:     0x650843bc6830 - 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:     0x650843bc6830 - std::panicking::catch_unwind::do_call::hc1ce44ccb31bb18e
[INFO] [stderr]                                  at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:590:40
[INFO] [stderr]     25:     0x650843bc6830 - std::panicking::catch_unwind::ha27d9fd2a77bbb18
[INFO] [stderr]                                  at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:553:19
[INFO] [stderr]     26:     0x650843bc6830 - std::panic::catch_unwind::h0b0f1918d1e2eb85
[INFO] [stderr]                                  at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panic.rs:359:14
[INFO] [stderr]     27:     0x650843bc6830 - std::rt::lang_start_internal::{{closure}}::heeac2294083edcfe
[INFO] [stderr]                                  at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/rt.rs:175:24
[INFO] [stderr]     28:     0x650843bc6830 - std::panicking::catch_unwind::do_call::h4bb7d51c3842c367
[INFO] [stderr]                                  at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:590:40
[INFO] [stderr]     29:     0x650843bc6830 - std::panicking::catch_unwind::h1d2f2878ba2618c4
[INFO] [stderr]                                  at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:553:19
[INFO] [stderr]     30:     0x650843bc6830 - std::panic::catch_unwind::h5070bdf026bf1f78
[INFO] [stderr]                                  at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panic.rs:359:14
[INFO] [stderr]     31:     0x650843bc6830 - std::rt::lang_start_internal::h9590fa5449576090
[INFO] [stderr]                                  at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/rt.rs:171:5
[INFO] [stderr]     32:     0x650843b79881 - std::rt::lang_start::h0c59dbe9add926b3
[INFO] [stderr]     33:     0x650843b7c125 - main
[INFO] [stderr]     34:     0x732f101661ca - <unknown>
[INFO] [stderr]     35:     0x732f1016628b - __libc_start_main
[INFO] [stderr]     36:     0x650843b75685 - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "d82b6e28a9629b2a0104df88569541053cc3c4d920e547fc068dee501b3484ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d82b6e28a9629b2a0104df88569541053cc3c4d920e547fc068dee501b3484ba", kill_on_drop: false }`
[INFO] [stdout] d82b6e28a9629b2a0104df88569541053cc3c4d920e547fc068dee501b3484ba
