[INFO] cloning repository https://github.com/Bravo555/vulkan-mandelbrot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Bravo555/vulkan-mandelbrot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBravo555%2Fvulkan-mandelbrot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBravo555%2Fvulkan-mandelbrot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fbbffa15141976450466fcb9967c4f7abab84d7b
[INFO] building Bravo555/vulkan-mandelbrot against master#ad211ced81509462cdfe4c29ed10f97279a0acae for pr-135216
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBravo555%2Fvulkan-mandelbrot" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Bravo555/vulkan-mandelbrot on toolchain ad211ced81509462cdfe4c29ed10f97279a0acae
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Bravo555/vulkan-mandelbrot
[INFO] finished tweaking git repo https://github.com/Bravo555/vulkan-mandelbrot
[INFO] tweaked toml for git repo https://github.com/Bravo555/vulkan-mandelbrot written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Bravo555/vulkan-mandelbrot 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" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded shaderc v0.6.2
[INFO] [stderr]   Downloaded memoffset v0.5.6
[INFO] [stderr]   Downloaded cmake v0.1.44
[INFO] [stderr]   Downloaded bytemuck v1.4.1
[INFO] [stderr]   Downloaded weezl v0.1.2
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.0
[INFO] [stderr]   Downloaded rayon-core v1.9.0
[INFO] [stderr]   Downloaded png v0.16.7
[INFO] [stderr]   Downloaded crossbeam-channel v0.5.0
[INFO] [stderr]   Downloaded num-rational v0.3.0
[INFO] [stderr]   Downloaded tiff v0.5.0
[INFO] [stderr]   Downloaded rayon v1.5.0
[INFO] [stderr]   Downloaded half v1.6.0
[INFO] [stderr]   Downloaded cc v1.0.61
[INFO] [stderr]   Downloaded image v0.23.10
[INFO] [stderr]   Downloaded jpeg-decoder v0.1.20
[INFO] [stderr]   Downloaded vulkano v0.19.0
[INFO] [stderr]   Downloaded vulkano-shaders v0.19.0
[INFO] [stderr]   Downloaded gif v0.11.1
[INFO] [stderr]   Downloaded const_fn v0.4.2
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.0
[INFO] [stderr]   Downloaded crossbeam-deque v0.7.3
[INFO] [stderr]   Downloaded crossbeam-epoch v0.8.2
[INFO] [stderr]   Downloaded crossbeam-queue v0.2.3
[INFO] [stderr]   Downloaded num-iter v0.1.41
[INFO] [stderr]   Downloaded lzw v0.10.0
[INFO] [stderr]   Downloaded shared_library v0.1.9
[INFO] [stderr]   Downloaded vk-sys v0.5.2
[INFO] [stderr]   Downloaded crossbeam v0.7.3
[INFO] [stderr]   Downloaded libc v0.2.79
[INFO] [stderr]   Downloaded shaderc-sys v0.6.2
[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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8089813a7126098468bb7f83b15836edc2a7cc2d5782a2eed475d0c82ad29404
[INFO] running `Command { std: "docker" "start" "-a" "8089813a7126098468bb7f83b15836edc2a7cc2d5782a2eed475d0c82ad29404", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8089813a7126098468bb7f83b15836edc2a7cc2d5782a2eed475d0c82ad29404", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8089813a7126098468bb7f83b15836edc2a7cc2d5782a2eed475d0c82ad29404", kill_on_drop: false }`
[INFO] [stdout] 8089813a7126098468bb7f83b15836edc2a7cc2d5782a2eed475d0c82ad29404
[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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 59ffedaa99d2a39f81ddebbbacb3336528b6d39d1f81f6c0a9ea1efdf5e521eb
[INFO] running `Command { std: "docker" "start" "-a" "59ffedaa99d2a39f81ddebbbacb3336528b6d39d1f81f6c0a9ea1efdf5e521eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling const_fn v0.4.2
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling cc v1.0.61
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling miniz_oxide v0.3.7
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-utils v0.8.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling cmake v0.1.44
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling shaderc-sys v0.6.2
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling num-rational v0.3.0
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr] warning: shaderc-sys@0.6.2: Checking for system installed libraries.  Use --features = build-from-source to disable this behavior
[INFO] [stderr] warning: shaderc-sys@0.6.2: System installed library not found.  Falling back to build from source
[INFO] [stderr] error: failed to run custom build command for `shaderc-sys v0.6.2`
[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-8fe89197149147f5/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' panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/shaderc-sys-0.6.2/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:     0x644aa2b482aa - std::backtrace_rs::backtrace::libunwind::trace::h65cc9476dea42f04
[INFO] [stderr]                                  at /rustc/ad211ced81509462cdfe4c29ed10f97279a0acae/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stderr]      1:     0x644aa2b482aa - std::backtrace_rs::backtrace::trace_unsynchronized::h31307b22853da5cb
[INFO] [stderr]                                  at /rustc/ad211ced81509462cdfe4c29ed10f97279a0acae/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x644aa2b482aa - std::sys::backtrace::_print_fmt::h1d1ec741e9afb97a
[INFO] [stderr]                                  at /rustc/ad211ced81509462cdfe4c29ed10f97279a0acae/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x644aa2b482aa - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::he389a1126db3ba75
[INFO] [stderr]                                  at /rustc/ad211ced81509462cdfe4c29ed10f97279a0acae/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x644aa2b6c3f3 - core::fmt::rt::Argument::fmt::h0df11dc86b5adf75
[INFO] [stderr]                                  at /rustc/ad211ced81509462cdfe4c29ed10f97279a0acae/library/core/src/fmt/rt.rs:177:76
[INFO] [stderr]      5:     0x644aa2b6c3f3 - core::fmt::write::hb735a44de60d4775
[INFO] [stderr]                                  at /rustc/ad211ced81509462cdfe4c29ed10f97279a0acae/library/core/src/fmt/mod.rs:1440:21
[INFO] [stderr]      6:     0x644aa2b448d3 - std::io::Write::write_fmt::h7e55554e3b601464
[INFO] [stderr]                                  at /rustc/ad211ced81509462cdfe4c29ed10f97279a0acae/library/std/src/io/mod.rs:1887:15
[INFO] [stderr]      7:     0x644aa2b480f2 - std::sys::backtrace::BacktraceLock::print::h1b2403acafb4a9ce
[INFO] [stderr]                                  at /rustc/ad211ced81509462cdfe4c29ed10f97279a0acae/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      8:     0x644aa2b49390 - std::panicking::default_hook::{{closure}}::h1331b39f8c22272c
[INFO] [stderr]                                  at /rustc/ad211ced81509462cdfe4c29ed10f97279a0acae/library/std/src/panicking.rs:295:22
[INFO] [stderr]      9:     0x644aa2b49170 - std::panicking::default_hook::h412b1b8b79d13729
[INFO] [stderr]                                  at /rustc/ad211ced81509462cdfe4c29ed10f97279a0acae/library/std/src/panicking.rs:322:9
[INFO] [stderr]     10:     0x644aa2b49b32 - std::panicking::rust_panic_with_hook::he422ff96d7e46154
[INFO] [stderr]                                  at /rustc/ad211ced81509462cdfe4c29ed10f97279a0acae/library/std/src/panicking.rs:828:13
[INFO] [stderr]     11:     0x644aa2b498ba - std::panicking::begin_panic_handler::{{closure}}::h48ed6f472c90914b
[INFO] [stderr]                                  at /rustc/ad211ced81509462cdfe4c29ed10f97279a0acae/library/std/src/panicking.rs:701:13
[INFO] [stderr]     12:     0x644aa2b487a9 - std::sys::backtrace::__rust_end_short_backtrace::hb3ec7f756cf60e78
[INFO] [stderr]                                  at /rustc/ad211ced81509462cdfe4c29ed10f97279a0acae/library/std/src/sys/backtrace.rs:168:18
[INFO] [stderr]     13:     0x644aa2b4954d - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/ad211ced81509462cdfe4c29ed10f97279a0acae/library/std/src/panicking.rs:692:5
[INFO] [stderr]     14:     0x644aa2b6b260 - core::panicking::panic_fmt::h14762d721bf3d8f4
[INFO] [stderr]                                  at /rustc/ad211ced81509462cdfe4c29ed10f97279a0acae/library/core/src/panicking.rs:75:14
[INFO] [stderr]     15:     0x644aa2ada23c - build_script_build::cmd_finder::CommandFinder::must_have::{{closure}}::hb26d7ef6db5d027c
[INFO] [stderr]     16:     0x644aa2ad7b33 - core::option::Option<T>::unwrap_or_else::h137e2ad4546aae51
[INFO] [stderr]     17:     0x644aa2ada1bc - build_script_build::cmd_finder::CommandFinder::must_have::h69abe19330ff898c
[INFO] [stderr]     18:     0x644aa2adcb09 - build_script_build::main::h998e6035976405bc
[INFO] [stderr]     19:     0x644aa2ad72e3 - core::ops::function::FnOnce::call_once::h3214520eda2b9a20
[INFO] [stderr]     20:     0x644aa2ad6bc6 - std::sys::backtrace::__rust_begin_short_backtrace::h830b4a00ee33b55c
[INFO] [stderr]     21:     0x644aa2ad6b49 - std::rt::lang_start::{{closure}}::he66b5fed08ce8f8e
[INFO] [stderr]     22:     0x644aa2b40ca7 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::he65d3dc22beac451
[INFO] [stderr]                                  at /rustc/ad211ced81509462cdfe4c29ed10f97279a0acae/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     23:     0x644aa2b40ca7 - std::panicking::try::do_call::h06981c1fa5ca7e3e
[INFO] [stderr]                                  at /rustc/ad211ced81509462cdfe4c29ed10f97279a0acae/library/std/src/panicking.rs:584:40
[INFO] [stderr]     24:     0x644aa2b40ca7 - std::panicking::try::h69dc3282503f57f9
[INFO] [stderr]                                  at /rustc/ad211ced81509462cdfe4c29ed10f97279a0acae/library/std/src/panicking.rs:547:19
[INFO] [stderr]     25:     0x644aa2b40ca7 - std::panic::catch_unwind::h92970ef9ef5c92ae
[INFO] [stderr]                                  at /rustc/ad211ced81509462cdfe4c29ed10f97279a0acae/library/std/src/panic.rs:358:14
[INFO] [stderr]     26:     0x644aa2b40ca7 - std::rt::lang_start_internal::{{closure}}::h1b78dd850ae1293d
[INFO] [stderr]                                  at /rustc/ad211ced81509462cdfe4c29ed10f97279a0acae/library/std/src/rt.rs:174:48
[INFO] [stderr]     27:     0x644aa2b40ca7 - std::panicking::try::do_call::h027346d9b0cbd7c7
[INFO] [stderr]                                  at /rustc/ad211ced81509462cdfe4c29ed10f97279a0acae/library/std/src/panicking.rs:584:40
[INFO] [stderr]     28:     0x644aa2b40ca7 - std::panicking::try::h91dc055514206193
[INFO] [stderr]                                  at /rustc/ad211ced81509462cdfe4c29ed10f97279a0acae/library/std/src/panicking.rs:547:19
[INFO] [stderr]     29:     0x644aa2b40ca7 - std::panic::catch_unwind::ha551d86c182ebce0
[INFO] [stderr]                                  at /rustc/ad211ced81509462cdfe4c29ed10f97279a0acae/library/std/src/panic.rs:358:14
[INFO] [stderr]     30:     0x644aa2b40ca7 - std::rt::lang_start_internal::h19b9f2ab21592fb1
[INFO] [stderr]                                  at /rustc/ad211ced81509462cdfe4c29ed10f97279a0acae/library/std/src/rt.rs:174:20
[INFO] [stderr]     31:     0x644aa2ad6b27 - std::rt::lang_start::h1c0e177258195c92
[INFO] [stderr]     32:     0x644aa2add495 - main
[INFO] [stderr]     33:     0x7d332261bd90 - <unknown>
[INFO] [stderr]     34:     0x7d332261be40 - __libc_start_main
[INFO] [stderr]     35:     0x644aa2ad63d5 - _start
[INFO] [stderr]     36:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "59ffedaa99d2a39f81ddebbbacb3336528b6d39d1f81f6c0a9ea1efdf5e521eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59ffedaa99d2a39f81ddebbbacb3336528b6d39d1f81f6c0a9ea1efdf5e521eb", kill_on_drop: false }`
[INFO] [stdout] 59ffedaa99d2a39f81ddebbbacb3336528b6d39d1f81f6c0a9ea1efdf5e521eb
