[INFO] cloning repository https://github.com/ritobanrc/vulkano_tutorial
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ritobanrc/vulkano_tutorial" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fritobanrc%2Fvulkano_tutorial", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fritobanrc%2Fvulkano_tutorial'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b6b291093cf5205ebab73d015f2229a098832341
[INFO] checking ritobanrc/vulkano_tutorial against master#3350c1eb3fd8fe1bee1ed4c76944d707bd256876 for pr-140558
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fritobanrc%2Fvulkano_tutorial" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ritobanrc/vulkano_tutorial on toolchain 3350c1eb3fd8fe1bee1ed4c76944d707bd256876
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3350c1eb3fd8fe1bee1ed4c76944d707bd256876" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ritobanrc/vulkano_tutorial
[INFO] finished tweaking git repo https://github.com/ritobanrc/vulkano_tutorial
[INFO] tweaked toml for git repo https://github.com/ritobanrc/vulkano_tutorial written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ritobanrc/vulkano_tutorial 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" "+3350c1eb3fd8fe1bee1ed4c76944d707bd256876" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded backtrace v0.3.26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+3350c1eb3fd8fe1bee1ed4c76944d707bd256876" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3e1aef94c553081c11c44ea76fbbf049b0e0aff02b39ee4be3c46d3411ab1a25
[INFO] running `Command { std: "docker" "start" "-a" "3e1aef94c553081c11c44ea76fbbf049b0e0aff02b39ee4be3c46d3411ab1a25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e1aef94c553081c11c44ea76fbbf049b0e0aff02b39ee4be3c46d3411ab1a25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e1aef94c553081c11c44ea76fbbf049b0e0aff02b39ee4be3c46d3411ab1a25", kill_on_drop: false }`
[INFO] [stdout] 3e1aef94c553081c11c44ea76fbbf049b0e0aff02b39ee4be3c46d3411ab1a25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+3350c1eb3fd8fe1bee1ed4c76944d707bd256876" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42452fcfb419b11e031b5f079028e07e9b31e5d94bd65b2824b6d94bd65aa59e
[INFO] running `Command { std: "docker" "start" "-a" "42452fcfb419b11e031b5f079028e07e9b31e5d94bd65b2824b6d94bd65aa59e", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]    Compiling libc v0.2.55
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]    Compiling xml-rs v0.8.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking smallvec v0.6.9
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling nix v0.13.0
[INFO] [stderr]     Checking owning_ref v0.4.0
[INFO] [stderr]     Checking num_cpus v1.10.0
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]    Compiling wayland-scanner v0.21.12
[INFO] [stderr]     Checking wayland-sys v0.21.12
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]     Checking stb_truetype v0.2.6
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]     Checking downcast-rs v1.0.4
[INFO] [stderr]     Checking same-file v1.0.4
[INFO] [stderr]     Checking walkdir v2.2.7
[INFO] [stderr]     Checking rusttype v0.7.6
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling x11-dl v2.18.3
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling cmake v0.1.40
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]     Checking adler32 v1.0.3
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]    Compiling shaderc v0.3.16
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking crossbeam-channel v0.3.8
[INFO] [stderr]     Checking crossbeam-epoch v0.6.1
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]    Compiling vulkano v0.11.1
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]    Compiling wayland-client v0.21.12
[INFO] [stderr]    Compiling wayland-protocols v0.21.12
[INFO] [stderr]     Checking crossbeam v0.5.0
[INFO] [stderr] error: failed to run custom build command for `shaderc v0.3.16`
[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-c44af39e87e66b5c/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/shaderc-0.3.16/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:     0x642295a55852 - std::backtrace_rs::backtrace::libunwind::trace::h563a2beac1baee5d
[INFO] [stderr]                                  at /rustc/3350c1eb3fd8fe1bee1ed4c76944d707bd256876/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x642295a55852 - std::backtrace_rs::backtrace::trace_unsynchronized::hdc700c8ea914f702
[INFO] [stderr]                                  at /rustc/3350c1eb3fd8fe1bee1ed4c76944d707bd256876/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x642295a55852 - std::sys::backtrace::_print_fmt::h1b39b2ce6204063a
[INFO] [stderr]                                  at /rustc/3350c1eb3fd8fe1bee1ed4c76944d707bd256876/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x642295a55852 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h542d155fb00771a6
[INFO] [stderr]                                  at /rustc/3350c1eb3fd8fe1bee1ed4c76944d707bd256876/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x642295a77333 - core::fmt::rt::Argument::fmt::h387f243e796dbb39
[INFO] [stderr]                                  at /rustc/3350c1eb3fd8fe1bee1ed4c76944d707bd256876/library/core/src/fmt/rt.rs:179:76
[INFO] [stderr]      5:     0x642295a77333 - core::fmt::write::h5c20ef0aafe2b529
[INFO] [stderr]                                  at /rustc/3350c1eb3fd8fe1bee1ed4c76944d707bd256876/library/core/src/fmt/mod.rs:1481:25
[INFO] [stderr]      6:     0x642295a522c3 - std::io::default_write_fmt::hcd6191d430111ac5
[INFO] [stderr]                                  at /rustc/3350c1eb3fd8fe1bee1ed4c76944d707bd256876/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x642295a522c3 - std::io::Write::write_fmt::hac11ffd732faa171
[INFO] [stderr]                                  at /rustc/3350c1eb3fd8fe1bee1ed4c76944d707bd256876/library/std/src/io/mod.rs:1914:13
[INFO] [stderr]      8:     0x642295a556a2 - std::sys::backtrace::BacktraceLock::print::h47f90f237b73cbf4
[INFO] [stderr]                                  at /rustc/3350c1eb3fd8fe1bee1ed4c76944d707bd256876/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x642295a56a92 - std::panicking::default_hook::{{closure}}::h6282c72a1387d25f
[INFO] [stderr]                                  at /rustc/3350c1eb3fd8fe1bee1ed4c76944d707bd256876/library/std/src/panicking.rs:300:22
[INFO] [stderr]     10:     0x642295a56895 - std::panicking::default_hook::he6b494ff3c83ead4
[INFO] [stderr]                                  at /rustc/3350c1eb3fd8fe1bee1ed4c76944d707bd256876/library/std/src/panicking.rs:327:9
[INFO] [stderr]     11:     0x642295a57472 - std::panicking::rust_panic_with_hook::h149b08272aeb16bc
[INFO] [stderr]                                  at /rustc/3350c1eb3fd8fe1bee1ed4c76944d707bd256876/library/std/src/panicking.rs:833:13
[INFO] [stderr]     12:     0x642295a571fa - std::panicking::begin_panic_handler::{{closure}}::hcdbe86989a0ba44a
[INFO] [stderr]                                  at /rustc/3350c1eb3fd8fe1bee1ed4c76944d707bd256876/library/std/src/panicking.rs:706:13
[INFO] [stderr]     13:     0x642295a55d59 - std::sys::backtrace::__rust_end_short_backtrace::hf8d59804c2387dc6
[INFO] [stderr]                                  at /rustc/3350c1eb3fd8fe1bee1ed4c76944d707bd256876/library/std/src/sys/backtrace.rs:168:18
[INFO] [stderr]     14:     0x642295a56e8d - __rustc[2d4870ff425ddf61]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/3350c1eb3fd8fe1bee1ed4c76944d707bd256876/library/std/src/panicking.rs:697:5
[INFO] [stderr]     15:     0x642295a76260 - core::panicking::panic_fmt::he8c25f98fc794a04
[INFO] [stderr]                                  at /rustc/3350c1eb3fd8fe1bee1ed4c76944d707bd256876/library/core/src/panicking.rs:75:14
[INFO] [stderr]     16:     0x6422959f3078 - build_script_build::cmd_finder::CommandFinder::must_have::{{closure}}::h0bd6111b4ae5d25a
[INFO] [stderr]     17:     0x6422959f0f25 - core::option::Option<T>::unwrap_or_else::hfb14f0043f40b905
[INFO] [stderr]     18:     0x6422959f2ffc - build_script_build::cmd_finder::CommandFinder::must_have::hbf35fdd8f2c366bd
[INFO] [stderr]     19:     0x6422959f36f1 - build_script_build::main::h4117f55e5fc44021
[INFO] [stderr]     20:     0x6422959f0803 - core::ops::function::FnOnce::call_once::hcfcaa05f1f98215a
[INFO] [stderr]     21:     0x6422959f0126 - std::sys::backtrace::__rust_begin_short_backtrace::h8c7136f29cba5484
[INFO] [stderr]     22:     0x6422959f00a9 - std::rt::lang_start::{{closure}}::h1f74503aea837729
[INFO] [stderr]     23:     0x642295a4e230 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h7076474eed8656b3
[INFO] [stderr]                                  at /rustc/3350c1eb3fd8fe1bee1ed4c76944d707bd256876/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     24:     0x642295a4e230 - std::panicking::try::do_call::hbd0cac780971e5ed
[INFO] [stderr]                                  at /rustc/3350c1eb3fd8fe1bee1ed4c76944d707bd256876/library/std/src/panicking.rs:589:40
[INFO] [stderr]     25:     0x642295a4e230 - std::panicking::try::h3cbc02d8aba51c73
[INFO] [stderr]                                  at /rustc/3350c1eb3fd8fe1bee1ed4c76944d707bd256876/library/std/src/panicking.rs:552:19
[INFO] [stderr]     26:     0x642295a4e230 - std::panic::catch_unwind::h6b36eecd966bb8ff
[INFO] [stderr]                                  at /rustc/3350c1eb3fd8fe1bee1ed4c76944d707bd256876/library/std/src/panic.rs:359:14
[INFO] [stderr]     27:     0x642295a4e230 - std::rt::lang_start_internal::{{closure}}::hdbe6db4edf3386dc
[INFO] [stderr]                                  at /rustc/3350c1eb3fd8fe1bee1ed4c76944d707bd256876/library/std/src/rt.rs:168:24
[INFO] [stderr]     28:     0x642295a4e230 - std::panicking::try::do_call::h510fcf1b84eec1a9
[INFO] [stderr]                                  at /rustc/3350c1eb3fd8fe1bee1ed4c76944d707bd256876/library/std/src/panicking.rs:589:40
[INFO] [stderr]     29:     0x642295a4e230 - std::panicking::try::h3dc1c9c2c726907f
[INFO] [stderr]                                  at /rustc/3350c1eb3fd8fe1bee1ed4c76944d707bd256876/library/std/src/panicking.rs:552:19
[INFO] [stderr]     30:     0x642295a4e230 - std::panic::catch_unwind::haa7a05f30e57423e
[INFO] [stderr]                                  at /rustc/3350c1eb3fd8fe1bee1ed4c76944d707bd256876/library/std/src/panic.rs:359:14
[INFO] [stderr]     31:     0x642295a4e230 - std::rt::lang_start_internal::h85e7d85bc582d158
[INFO] [stderr]                                  at /rustc/3350c1eb3fd8fe1bee1ed4c76944d707bd256876/library/std/src/rt.rs:164:5
[INFO] [stderr]     32:     0x6422959f0091 - std::rt::lang_start::h0cc973d61120c949
[INFO] [stderr]     33:     0x6422959f40c5 - main
[INFO] [stderr]     34:     0x7eadd531a1ca - <unknown>
[INFO] [stderr]     35:     0x7eadd531a28b - __libc_start_main
[INFO] [stderr]     36:     0x6422959edc05 - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "42452fcfb419b11e031b5f079028e07e9b31e5d94bd65b2824b6d94bd65aa59e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42452fcfb419b11e031b5f079028e07e9b31e5d94bd65b2824b6d94bd65aa59e", kill_on_drop: false }`
[INFO] [stdout] 42452fcfb419b11e031b5f079028e07e9b31e5d94bd65b2824b6d94bd65aa59e
