[INFO] cloning repository https://github.com/06393993/GAMES202-HW-vulkano
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/06393993/GAMES202-HW-vulkano" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F06393993%2FGAMES202-HW-vulkano", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F06393993%2FGAMES202-HW-vulkano'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b4f627f08d1e1d8103851616db716153bef9ce04
[INFO] checking 06393993/GAMES202-HW-vulkano against try#969026c535f4240ff7866ef11207dfda18a26af6 for pr-146504
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F06393993%2FGAMES202-HW-vulkano" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/06393993/GAMES202-HW-vulkano
[INFO] finished tweaking git repo https://github.com/06393993/GAMES202-HW-vulkano
[INFO] tweaked toml for git repo https://github.com/06393993/GAMES202-HW-vulkano written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/06393993/GAMES202-HW-vulkano on toolchain 969026c535f4240ff7866ef11207dfda18a26af6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+969026c535f4240ff7866ef11207dfda18a26af6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/06393993/GAMES202-HW-vulkano 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" "+969026c535f4240ff7866ef11207dfda18a26af6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+969026c535f4240ff7866ef11207dfda18a26af6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3a1f9c9635582f25b4833e3312949bc92bc7fd56818b260cbf8ce9aa129a818a
[INFO] running `Command { std: "docker" "start" "-a" "3a1f9c9635582f25b4833e3312949bc92bc7fd56818b260cbf8ce9aa129a818a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a1f9c9635582f25b4833e3312949bc92bc7fd56818b260cbf8ce9aa129a818a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a1f9c9635582f25b4833e3312949bc92bc7fd56818b260cbf8ce9aa129a818a", kill_on_drop: false }`
[INFO] [stdout] 3a1f9c9635582f25b4833e3312949bc92bc7fd56818b260cbf8ce9aa129a818a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+969026c535f4240ff7866ef11207dfda18a26af6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 903b53cb2f50ee317aa0fc70bfbaa9146f13734b753e691d1f968d4b10709f2f
[INFO] running `Command { std: "docker" "start" "-a" "903b53cb2f50ee317aa0fc70bfbaa9146f13734b753e691d1f968d4b10709f2f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling wayland-sys v0.28.5
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling wayland-scanner v0.28.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]     Checking libloading v0.7.0
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]    Compiling vulkano v0.20.0
[INFO] [stderr]     Checking ttf-parser v0.6.2
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]    Compiling shaderc-sys v0.6.3
[INFO] [stderr]    Compiling wayland-client v0.28.5
[INFO] [stderr]    Compiling wayland-protocols v0.28.5
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.4
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking owned_ttf_parser v0.6.0
[INFO] [stderr]     Checking rusttype v0.9.2
[INFO] [stderr] warning: shaderc-sys@0.6.3: Checking for system installed libraries.  Use --features = build-from-source to disable this behavior
[INFO] [stderr] warning: shaderc-sys@0.6.3: System installed library not found.  Falling back to build from source
[INFO] [stderr] error: failed to run custom build command for `shaderc-sys v0.6.3`
[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-d1567b72b75c5e54/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' (1155) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/shaderc-sys-0.6.3/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:     0x640c31c69fa2 - std::backtrace_rs::backtrace::libunwind::trace::h89d0dc84550031a0
[INFO] [stderr]                                  at /rustc/969026c535f4240ff7866ef11207dfda18a26af6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x640c31c69fa2 - std::backtrace_rs::backtrace::trace_unsynchronized::h80b3d9d0c51e5a63
[INFO] [stderr]                                  at /rustc/969026c535f4240ff7866ef11207dfda18a26af6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x640c31c69fa2 - std::sys::backtrace::_print_fmt::hca4e0163995a68e7
[INFO] [stderr]                                  at /rustc/969026c535f4240ff7866ef11207dfda18a26af6/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x640c31c69fa2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hea2f36bb56ec2212
[INFO] [stderr]                                  at /rustc/969026c535f4240ff7866ef11207dfda18a26af6/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x640c31c7a3ff - core::fmt::rt::Argument::fmt::h74bb3530789ff769
[INFO] [stderr]                                  at /rustc/969026c535f4240ff7866ef11207dfda18a26af6/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x640c31c7a3ff - core::fmt::write::h578f59b2258e9323
[INFO] [stderr]                                  at /rustc/969026c535f4240ff7866ef11207dfda18a26af6/library/core/src/fmt/mod.rs:1468:25
[INFO] [stderr]      6:     0x640c31c39321 - std::io::default_write_fmt::hf954389cbf3ed55b
[INFO] [stderr]                                  at /rustc/969026c535f4240ff7866ef11207dfda18a26af6/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x640c31c39321 - std::io::Write::write_fmt::hb1094a1c210401b3
[INFO] [stderr]                                  at /rustc/969026c535f4240ff7866ef11207dfda18a26af6/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x640c31c442f2 - std::sys::backtrace::BacktraceLock::print::he63f1e5c44323a05
[INFO] [stderr]                                  at /rustc/969026c535f4240ff7866ef11207dfda18a26af6/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x640c31c4748f - std::panicking::default_hook::{{closure}}::h242b72ccf7991252
[INFO] [stderr]                                  at /rustc/969026c535f4240ff7866ef11207dfda18a26af6/library/std/src/panicking.rs:301:27
[INFO] [stderr]     10:     0x640c31c472e9 - std::panicking::default_hook::hef97f300ad5de79c
[INFO] [stderr]                                  at /rustc/969026c535f4240ff7866ef11207dfda18a26af6/library/std/src/panicking.rs:328:9
[INFO] [stderr]     11:     0x640c31c47b15 - std::panicking::panic_with_hook::hef880a0a9fdbef98
[INFO] [stderr]                                  at /rustc/969026c535f4240ff7866ef11207dfda18a26af6/library/std/src/panicking.rs:834:13
[INFO] [stderr]     12:     0x640c31c479aa - std::panicking::panic_handler::{{closure}}::h31b73b5e2a4e284c
[INFO] [stderr]                                  at /rustc/969026c535f4240ff7866ef11207dfda18a26af6/library/std/src/panicking.rs:707:13
[INFO] [stderr]     13:     0x640c31c44439 - std::sys::backtrace::__rust_end_short_backtrace::hb522baca347c53c4
[INFO] [stderr]                                  at /rustc/969026c535f4240ff7866ef11207dfda18a26af6/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x640c31c2d41d - __rustc[455faeb364e5c672]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/969026c535f4240ff7866ef11207dfda18a26af6/library/std/src/panicking.rs:698:5
[INFO] [stderr]     15:     0x640c31c7e030 - core::panicking::panic_fmt::habc2645a2de22cdc
[INFO] [stderr]                                  at /rustc/969026c535f4240ff7866ef11207dfda18a26af6/library/core/src/panicking.rs:75:14
[INFO] [stderr]     16:     0x640c31bd9d5b - build_script_build::cmd_finder::CommandFinder::must_have::{{closure}}::h3ec6a61f0adda23a
[INFO] [stderr]     17:     0x640c31bdf825 - core::option::Option<T>::unwrap_or_else::h5757bef5e28870d7
[INFO] [stderr]     18:     0x640c31bd9cdc - build_script_build::cmd_finder::CommandFinder::must_have::haaa8240432b9832f
[INFO] [stderr]     19:     0x640c31bdd2e5 - build_script_build::main::h48a793fcf4176145
[INFO] [stderr]     20:     0x640c31bdea63 - core::ops::function::FnOnce::call_once::hf29003d47231f488
[INFO] [stderr]     21:     0x640c31bde4d6 - std::sys::backtrace::__rust_begin_short_backtrace::h4b82f77d67862651
[INFO] [stderr]     22:     0x640c31bde459 - std::rt::lang_start::{{closure}}::h6b9e2ec6aadc8426
[INFO] [stderr]     23:     0x640c31c3abe0 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h1c762e536955fe88
[INFO] [stderr]                                  at /rustc/969026c535f4240ff7866ef11207dfda18a26af6/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     24:     0x640c31c3abe0 - std::panicking::catch_unwind::do_call::h2283874848f14318
[INFO] [stderr]                                  at /rustc/969026c535f4240ff7866ef11207dfda18a26af6/library/std/src/panicking.rs:590:40
[INFO] [stderr]     25:     0x640c31c3abe0 - std::panicking::catch_unwind::h177cfa4a462d3471
[INFO] [stderr]                                  at /rustc/969026c535f4240ff7866ef11207dfda18a26af6/library/std/src/panicking.rs:553:19
[INFO] [stderr]     26:     0x640c31c3abe0 - std::panic::catch_unwind::h0d882664071e7da8
[INFO] [stderr]                                  at /rustc/969026c535f4240ff7866ef11207dfda18a26af6/library/std/src/panic.rs:359:14
[INFO] [stderr]     27:     0x640c31c3abe0 - std::rt::lang_start_internal::{{closure}}::h875c396738d8e562
[INFO] [stderr]                                  at /rustc/969026c535f4240ff7866ef11207dfda18a26af6/library/std/src/rt.rs:175:24
[INFO] [stderr]     28:     0x640c31c3abe0 - std::panicking::catch_unwind::do_call::hec9a33579bdbbc66
[INFO] [stderr]                                  at /rustc/969026c535f4240ff7866ef11207dfda18a26af6/library/std/src/panicking.rs:590:40
[INFO] [stderr]     29:     0x640c31c3abe0 - std::panicking::catch_unwind::hc910e019c36adb4a
[INFO] [stderr]                                  at /rustc/969026c535f4240ff7866ef11207dfda18a26af6/library/std/src/panicking.rs:553:19
[INFO] [stderr]     30:     0x640c31c3abe0 - std::panic::catch_unwind::h591a00f19cdb1b9a
[INFO] [stderr]                                  at /rustc/969026c535f4240ff7866ef11207dfda18a26af6/library/std/src/panic.rs:359:14
[INFO] [stderr]     31:     0x640c31c3abe0 - std::rt::lang_start_internal::h753552d9ad5e350f
[INFO] [stderr]                                  at /rustc/969026c535f4240ff7866ef11207dfda18a26af6/library/std/src/rt.rs:171:5
[INFO] [stderr]     32:     0x640c31bde441 - std::rt::lang_start::h72f8f204565ab713
[INFO] [stderr]     33:     0x640c31be1575 - main
[INFO] [stderr]     34:     0x70e90cd521ca - <unknown>
[INFO] [stderr]     35:     0x70e90cd5228b - __libc_start_main
[INFO] [stderr]     36:     0x640c31bd8df5 - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "903b53cb2f50ee317aa0fc70bfbaa9146f13734b753e691d1f968d4b10709f2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "903b53cb2f50ee317aa0fc70bfbaa9146f13734b753e691d1f968d4b10709f2f", kill_on_drop: false }`
[INFO] [stdout] 903b53cb2f50ee317aa0fc70bfbaa9146f13734b753e691d1f968d4b10709f2f
