[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] checking BenSandeen/learning_vulkan against master#3f6250a7bb79e600d9036bbc7c8f65af43933643 for pr-147859
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBenSandeen%2Flearning_vulkan" "/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/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-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/BenSandeen/learning_vulkan on toolchain 3f6250a7bb79e600d9036bbc7c8f65af43933643
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3f6250a7bb79e600d9036bbc7c8f65af43933643" "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" "+3f6250a7bb79e600d9036bbc7c8f65af43933643" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded winapi-util v0.1.4
[INFO] [stderr]   Downloaded half v1.5.0
[INFO] [stderr]   Downloaded vk-sys v0.4.0
[INFO] [stderr]   Downloaded vulkano-win v0.13.0
[INFO] [stderr]   Downloaded xml-rs v0.8.1
[INFO] [stderr]   Downloaded vulkano-shaders v0.13.0
[INFO] [stderr]   Downloaded metal v0.13.1
[INFO] [stderr]   Downloaded libc v0.2.68
[INFO] [stderr]   Downloaded vulkano v0.13.0
[INFO] [stderr]   Downloaded backtrace-sys v0.1.35
[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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+3f6250a7bb79e600d9036bbc7c8f65af43933643" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 28be17c5b7f35e18a7503aa33efcb6e3b77d03583dce674da8138baa134d4b81
[INFO] running `Command { std: "docker" "start" "-a" "28be17c5b7f35e18a7503aa33efcb6e3b77d03583dce674da8138baa134d4b81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "28be17c5b7f35e18a7503aa33efcb6e3b77d03583dce674da8138baa134d4b81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28be17c5b7f35e18a7503aa33efcb6e3b77d03583dce674da8138baa134d4b81", kill_on_drop: false }`
[INFO] [stdout] 28be17c5b7f35e18a7503aa33efcb6e3b77d03583dce674da8138baa134d4b81
[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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+3f6250a7bb79e600d9036bbc7c8f65af43933643" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0996923f49fdda5498113496c24b737d10d2fb5ceb7c87a5463ab48f51820206
[INFO] running `Command { std: "docker" "start" "-a" "0996923f49fdda5498113496c24b737d10d2fb5ceb7c87a5463ab48f51820206", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.68
[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 xml-rs v0.8.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking stb_truetype v0.3.1
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]     Checking wayland-sys v0.21.13
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]     Checking num-integer v0.1.42
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking lock_api v0.3.3
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling vulkano v0.13.0
[INFO] [stderr]     Checking rusttype v0.8.2
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking half v1.5.0
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking vk-sys v0.4.0
[INFO] [stderr]     Checking gif v0.10.3
[INFO] [stderr]     Checking rusttype v0.7.9
[INFO] [stderr]     Checking num-iter v0.1.40
[INFO] [stderr]    Compiling shaderc-sys v0.5.1
[INFO] [stderr]     Checking png v0.14.1
[INFO] [stderr]    Compiling wayland-scanner v0.21.13
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]     Checking 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-6f9629b4f2b20aea/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' (588) 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:     0x560eb243ccda - std[2616be7e16619f65]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                  at /rustc/3f6250a7bb79e600d9036bbc7c8f65af43933643/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x560eb243ccda - std[2616be7e16619f65]::backtrace_rs::backtrace::trace_unsynchronized::<std[2616be7e16619f65]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                  at /rustc/3f6250a7bb79e600d9036bbc7c8f65af43933643/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x560eb243ccda - std[2616be7e16619f65]::sys::backtrace::_print_fmt
[INFO] [stderr]                                  at /rustc/3f6250a7bb79e600d9036bbc7c8f65af43933643/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]      3:     0x560eb243ccda - <<std[2616be7e16619f65]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a217921f891fa6d1]::fmt::Display>::fmt
[INFO] [stderr]                                  at /rustc/3f6250a7bb79e600d9036bbc7c8f65af43933643/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]      4:     0x560eb2450daa - <core[a217921f891fa6d1]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                  at /rustc/3f6250a7bb79e600d9036bbc7c8f65af43933643/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]      5:     0x560eb2450daa - core[a217921f891fa6d1]::fmt::write
[INFO] [stderr]      6:     0x560eb2442db2 - std[2616be7e16619f65]::io::default_write_fmt::<std[2616be7e16619f65]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                  at /rustc/3f6250a7bb79e600d9036bbc7c8f65af43933643/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x560eb2442db2 - <std[2616be7e16619f65]::sys::stdio::unix::Stderr as std[2616be7e16619f65]::io::Write>::write_fmt
[INFO] [stderr]                                  at /rustc/3f6250a7bb79e600d9036bbc7c8f65af43933643/library/std/src/io/mod.rs:1994:13
[INFO] [stderr]      8:     0x560eb241eddf - <std[2616be7e16619f65]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                  at /rustc/3f6250a7bb79e600d9036bbc7c8f65af43933643/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]      9:     0x560eb241eddf - std[2616be7e16619f65]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                  at /rustc/3f6250a7bb79e600d9036bbc7c8f65af43933643/library/std/src/panicking.rs:292:27
[INFO] [stderr]     10:     0x560eb2437b41 - std[2616be7e16619f65]::panicking::default_hook
[INFO] [stderr]                                  at /rustc/3f6250a7bb79e600d9036bbc7c8f65af43933643/library/std/src/panicking.rs:319:9
[INFO] [stderr]     11:     0x560eb2437cfb - std[2616be7e16619f65]::panicking::panic_with_hook
[INFO] [stderr]                                  at /rustc/3f6250a7bb79e600d9036bbc7c8f65af43933643/library/std/src/panicking.rs:825:13
[INFO] [stderr]     12:     0x560eb241ee98 - std[2616be7e16619f65]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                  at /rustc/3f6250a7bb79e600d9036bbc7c8f65af43933643/library/std/src/panicking.rs:698:13
[INFO] [stderr]     13:     0x560eb2414019 - std[2616be7e16619f65]::sys::backtrace::__rust_end_short_backtrace::<std[2616be7e16619f65]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                  at /rustc/3f6250a7bb79e600d9036bbc7c8f65af43933643/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]     14:     0x560eb241f7fd - __rustc[79bb0e7ed026b28d]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/3f6250a7bb79e600d9036bbc7c8f65af43933643/library/std/src/panicking.rs:689:5
[INFO] [stderr]     15:     0x560eb24515bc - core[a217921f891fa6d1]::panicking::panic_fmt
[INFO] [stderr]                                  at /rustc/3f6250a7bb79e600d9036bbc7c8f65af43933643/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x560eb23c74e6 - <build_script_build[beaf8e222cd4eeee]::cmd_finder::CommandFinder>::must_have::<&str>::{closure#0}
[INFO] [stderr]     17:     0x560eb23c5c19 - <core[a217921f891fa6d1]::option::Option<std[2616be7e16619f65]::path::PathBuf>>::unwrap_or_else::<<build_script_build[beaf8e222cd4eeee]::cmd_finder::CommandFinder>::must_have<&str>::{closure#0}>
[INFO] [stderr]     18:     0x560eb23c5f7c - <build_script_build[beaf8e222cd4eeee]::cmd_finder::CommandFinder>::must_have::<&str>
[INFO] [stderr]     19:     0x560eb23c9d04 - build_script_build[beaf8e222cd4eeee]::main
[INFO] [stderr]     20:     0x560eb23cb9b3 - <fn() as core[a217921f891fa6d1]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     21:     0x560eb23c6a06 - std[2616be7e16619f65]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     22:     0x560eb23c74f9 - std[2616be7e16619f65]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     23:     0x560eb2436c36 - <&dyn core[a217921f891fa6d1]::ops::function::Fn<(), Output = i32> + core[a217921f891fa6d1]::marker::Sync + core[a217921f891fa6d1]::panic::unwind_safe::RefUnwindSafe as core[a217921f891fa6d1]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                  at /rustc/3f6250a7bb79e600d9036bbc7c8f65af43933643/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     24:     0x560eb2436c36 - std[2616be7e16619f65]::panicking::catch_unwind::do_call::<&dyn core[a217921f891fa6d1]::ops::function::Fn<(), Output = i32> + core[a217921f891fa6d1]::marker::Sync + core[a217921f891fa6d1]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stderr]                                  at /rustc/3f6250a7bb79e600d9036bbc7c8f65af43933643/library/std/src/panicking.rs:581:40
[INFO] [stderr]     25:     0x560eb2436c36 - std[2616be7e16619f65]::panicking::catch_unwind::<i32, &dyn core[a217921f891fa6d1]::ops::function::Fn<(), Output = i32> + core[a217921f891fa6d1]::marker::Sync + core[a217921f891fa6d1]::panic::unwind_safe::RefUnwindSafe>
[INFO] [stderr]                                  at /rustc/3f6250a7bb79e600d9036bbc7c8f65af43933643/library/std/src/panicking.rs:544:19
[INFO] [stderr]     26:     0x560eb2436c36 - std[2616be7e16619f65]::panic::catch_unwind::<&dyn core[a217921f891fa6d1]::ops::function::Fn<(), Output = i32> + core[a217921f891fa6d1]::marker::Sync + core[a217921f891fa6d1]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stderr]                                  at /rustc/3f6250a7bb79e600d9036bbc7c8f65af43933643/library/std/src/panic.rs:359:14
[INFO] [stderr]     27:     0x560eb2436c36 - std[2616be7e16619f65]::rt::lang_start_internal::{closure#0}
[INFO] [stderr]                                  at /rustc/3f6250a7bb79e600d9036bbc7c8f65af43933643/library/std/src/rt.rs:175:24
[INFO] [stderr]     28:     0x560eb2436c36 - std[2616be7e16619f65]::panicking::catch_unwind::do_call::<std[2616be7e16619f65]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/3f6250a7bb79e600d9036bbc7c8f65af43933643/library/std/src/panicking.rs:581:40
[INFO] [stderr]     29:     0x560eb2436c36 - std[2616be7e16619f65]::panicking::catch_unwind::<isize, std[2616be7e16619f65]::rt::lang_start_internal::{closure#0}>
[INFO] [stderr]                                  at /rustc/3f6250a7bb79e600d9036bbc7c8f65af43933643/library/std/src/panicking.rs:544:19
[INFO] [stderr]     30:     0x560eb2436c36 - std[2616be7e16619f65]::panic::catch_unwind::<std[2616be7e16619f65]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/3f6250a7bb79e600d9036bbc7c8f65af43933643/library/std/src/panic.rs:359:14
[INFO] [stderr]     31:     0x560eb2436c36 - std[2616be7e16619f65]::rt::lang_start_internal
[INFO] [stderr]                                  at /rustc/3f6250a7bb79e600d9036bbc7c8f65af43933643/library/std/src/rt.rs:171:5
[INFO] [stderr]     32:     0x560eb23c6601 - std[2616be7e16619f65]::rt::lang_start::<()>
[INFO] [stderr]     33:     0x560eb23cbb35 - main
[INFO] [stderr]     34:     0x7d9d3d3071ca - <unknown>
[INFO] [stderr]     35:     0x7d9d3d30728b - __libc_start_main
[INFO] [stderr]     36:     0x560eb23c5305 - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "0996923f49fdda5498113496c24b737d10d2fb5ceb7c87a5463ab48f51820206", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0996923f49fdda5498113496c24b737d10d2fb5ceb7c87a5463ab48f51820206", kill_on_drop: false }`
[INFO] [stdout] 0996923f49fdda5498113496c24b737d10d2fb5ceb7c87a5463ab48f51820206
