[INFO] cloning repository https://github.com/the10thWiz/vulkan_tutorial [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/the10thWiz/vulkan_tutorial" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthe10thWiz%2Fvulkan_tutorial", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthe10thWiz%2Fvulkan_tutorial'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9fed1b4d92bf0fba94250434c0f0a257955bdf5b [INFO] checking the10thWiz/vulkan_tutorial against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthe10thWiz%2Fvulkan_tutorial" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/the10thWiz/vulkan_tutorial on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/the10thWiz/vulkan_tutorial [INFO] finished tweaking git repo https://github.com/the10thWiz/vulkan_tutorial [INFO] tweaked toml for git repo https://github.com/the10thWiz/vulkan_tutorial written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/the10thWiz/vulkan_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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [ERROR] this task or one of its parent failed! [ERROR] no output for 300 seconds [ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace. [INFO] checking the10thWiz/vulkan_tutorial against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthe10thWiz%2Fvulkan_tutorial" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/the10thWiz/vulkan_tutorial on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/the10thWiz/vulkan_tutorial [INFO] finished tweaking git repo https://github.com/the10thWiz/vulkan_tutorial [INFO] tweaked toml for git repo https://github.com/the10thWiz/vulkan_tutorial written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/the10thWiz/vulkan_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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded vulkano-shaders v0.18.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6938ad876b8c6d0beb119400c502510938cc01150430515d5afa8636c4f0e2dd [INFO] running `Command { std: "docker" "start" "-a" "6938ad876b8c6d0beb119400c502510938cc01150430515d5afa8636c4f0e2dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6938ad876b8c6d0beb119400c502510938cc01150430515d5afa8636c4f0e2dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6938ad876b8c6d0beb119400c502510938cc01150430515d5afa8636c4f0e2dd", kill_on_drop: false }` [INFO] [stdout] 6938ad876b8c6d0beb119400c502510938cc01150430515d5afa8636c4f0e2dd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9a0506928e82bf8cf9e7d4bceb5f6b8df9c3fc5ffd7edfc3b06789cfa2657f92 [INFO] running `Command { std: "docker" "start" "-a" "9a0506928e82bf8cf9e7d4bceb5f6b8df9c3fc5ffd7edfc3b06789cfa2657f92", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.68 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling cc v1.0.50 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling xml-rs v0.8.2 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Compiling wayland-scanner v0.23.6 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Compiling libloading v0.5.2 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking mio v0.6.21 [INFO] [stderr] Compiling memoffset v0.5.4 [INFO] [stderr] Checking approx v0.3.2 [INFO] [stderr] Checking lazycell v1.2.1 [INFO] [stderr] Checking ordered-float v1.0.2 [INFO] [stderr] Checking stb_truetype v0.3.1 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling cmake v0.1.42 [INFO] [stderr] Checking mio-extras v2.0.6 [INFO] [stderr] Checking arrayvec v0.5.1 [INFO] [stderr] Checking dlib v0.4.1 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking wayland-sys v0.23.6 [INFO] [stderr] Compiling proc-macro2 v1.0.10 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Checking rusttype v0.8.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling shaderc-sys v0.6.2 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Checking downcast-rs v1.1.1 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Compiling pkg-config v0.3.17 [INFO] [stderr] Checking smallvec v1.3.0 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Checking rusttype v0.7.9 [INFO] [stderr] Checking line_drawing v0.7.0 [INFO] [stderr] The following warnings were emitted during compilation: [INFO] [stderr] [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] [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-22d209f74f4c979e/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] thread 'main' panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/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: 0x55b9e3f726c5 - std::backtrace_rs::backtrace::libunwind::trace::h4daf1ea3085c91cd [INFO] [stderr] at /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5 [INFO] [stderr] 1: 0x55b9e3f726c5 - std::backtrace_rs::backtrace::trace_unsynchronized::h7a0b65f1a59983f8 [INFO] [stderr] at /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55b9e3f726c5 - std::sys_common::backtrace::_print_fmt::ha3950ad829f55b54 [INFO] [stderr] at /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/sys_common/backtrace.rs:68:5 [INFO] [stderr] 3: 0x55b9e3f726c5 - ::fmt::h4a8152b159a27947 [INFO] [stderr] at /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/sys_common/backtrace.rs:44:22 [INFO] [stderr] 4: 0x55b9e3f95c8b - core::fmt::rt::Argument::fmt::h66cb6f1792089c23 [INFO] [stderr] at /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/core/src/fmt/rt.rs:142:9 [INFO] [stderr] 5: 0x55b9e3f95c8b - core::fmt::write::haeee5139fbd7ff47 [INFO] [stderr] at /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/core/src/fmt/mod.rs:1153:17 [INFO] [stderr] 6: 0x55b9e3f6fa3f - std::io::Write::write_fmt::heffe3dd02a9b205b [INFO] [stderr] at /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/io/mod.rs:1843:15 [INFO] [stderr] 7: 0x55b9e3f7249e - std::sys_common::backtrace::_print::h5643c56b75716253 [INFO] [stderr] at /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/sys_common/backtrace.rs:47:5 [INFO] [stderr] 8: 0x55b9e3f7249e - std::sys_common::backtrace::print::hed323a88e5a47e64 [INFO] [stderr] at /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/sys_common/backtrace.rs:34:9 [INFO] [stderr] 9: 0x55b9e3f738c9 - std::panicking::default_hook::{{closure}}::hf92780bed4ba4682 [INFO] [stderr] 10: 0x55b9e3f73633 - std::panicking::default_hook::h7ec12b4fb56aba30 [INFO] [stderr] at /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/panicking.rs:291:9 [INFO] [stderr] 11: 0x55b9e3f73d64 - std::panicking::rust_panic_with_hook::h52d6a49694d32248 [INFO] [stderr] at /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/panicking.rs:788:13 [INFO] [stderr] 12: 0x55b9e3f73c46 - std::panicking::begin_panic_handler::{{closure}}::h179c415c01207312 [INFO] [stderr] at /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/panicking.rs:657:13 [INFO] [stderr] 13: 0x55b9e3f72b89 - std::sys_common::backtrace::__rust_end_short_backtrace::h9997a52f514d6b97 [INFO] [stderr] at /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/sys_common/backtrace.rs:171:18 [INFO] [stderr] 14: 0x55b9e3f73977 - rust_begin_unwind [INFO] [stderr] at /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/panicking.rs:645:5 [INFO] [stderr] 15: 0x55b9e3f06176 - core::panicking::panic_fmt::h63436060675458e4 [INFO] [stderr] at /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/core/src/panicking.rs:72:14 [INFO] [stderr] 16: 0x55b9e3f0a736 - build_script_build::cmd_finder::CommandFinder::must_have::{{closure}}::h7b84face5b1b00e1 [INFO] [stderr] 17: 0x55b9e3f07c73 - core::option::Option::unwrap_or_else::hff0bd1313f55fc9d [INFO] [stderr] 18: 0x55b9e3f0a698 - build_script_build::cmd_finder::CommandFinder::must_have::h011aad867bacff2a [INFO] [stderr] 19: 0x55b9e3f0d68b - build_script_build::main::h2ca2e4b4b314c045 [INFO] [stderr] 20: 0x55b9e3f07543 - core::ops::function::FnOnce::call_once::h2139dcf41f2a9d93 [INFO] [stderr] 21: 0x55b9e3f06876 - std::sys_common::backtrace::__rust_begin_short_backtrace::h60331da5c1a2e17e [INFO] [stderr] 22: 0x55b9e3f06f19 - std::rt::lang_start::{{closure}}::hcf4643b301a70a0c [INFO] [stderr] 23: 0x55b9e3f6baa8 - core::ops::function::impls:: for &F>::call_once::h7af233993042bd08 [INFO] [stderr] at /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/core/src/ops/function.rs:284:13 [INFO] [stderr] 24: 0x55b9e3f6baa8 - std::panicking::try::do_call::hbac4a074e7d28a69 [INFO] [stderr] at /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/panicking.rs:552:40 [INFO] [stderr] 25: 0x55b9e3f6baa8 - std::panicking::try::h58e25bc6b6d3fbbe [INFO] [stderr] at /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/panicking.rs:516:19 [INFO] [stderr] 26: 0x55b9e3f6baa8 - std::panic::catch_unwind::hb8878d0331475e2e [INFO] [stderr] at /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/panic.rs:149:14 [INFO] [stderr] 27: 0x55b9e3f6baa8 - std::rt::lang_start_internal::{{closure}}::h2d0e9383e65834ec [INFO] [stderr] at /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/rt.rs:143:48 [INFO] [stderr] 28: 0x55b9e3f6baa8 - std::panicking::try::do_call::h1007e2672ba1f222 [INFO] [stderr] at /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/panicking.rs:552:40 [INFO] [stderr] 29: 0x55b9e3f6baa8 - std::panicking::try::hcf04ff13e2ab670f [INFO] [stderr] at /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/panicking.rs:516:19 [INFO] [stderr] 30: 0x55b9e3f6baa8 - std::panic::catch_unwind::ha20fc3d445eabe3b [INFO] [stderr] at /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/panic.rs:149:14 [INFO] [stderr] 31: 0x55b9e3f6baa8 - std::rt::lang_start_internal::h5ee113e93e06804a [INFO] [stderr] at /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/rt.rs:143:20 [INFO] [stderr] 32: 0x55b9e3f06ef7 - std::rt::lang_start::hceb1b91cf0e90e83 [INFO] [stderr] 33: 0x55b9e3f0e045 - main [INFO] [stderr] 34: 0x7f5b80a8ad90 - [INFO] [stderr] 35: 0x7f5b80a8ae40 - __libc_start_main [INFO] [stderr] 36: 0x55b9e3f067a5 - _start [INFO] [stderr] 37: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "9a0506928e82bf8cf9e7d4bceb5f6b8df9c3fc5ffd7edfc3b06789cfa2657f92", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9a0506928e82bf8cf9e7d4bceb5f6b8df9c3fc5ffd7edfc3b06789cfa2657f92", kill_on_drop: false }` [INFO] [stdout] 9a0506928e82bf8cf9e7d4bceb5f6b8df9c3fc5ffd7edfc3b06789cfa2657f92