[INFO] cloning repository https://github.com/minuJeong/Rust_Vulkano_Study
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/minuJeong/Rust_Vulkano_Study" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FminuJeong%2FRust_Vulkano_Study", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FminuJeong%2FRust_Vulkano_Study'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 480e9117943522af8b18d8af9d625439067ce38b
[INFO] testing minuJeong/Rust_Vulkano_Study/480e9117943522af8b18d8af9d625439067ce38b against 1.99.0-beta.1+cargoflags=--release for beta-release-1.99-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FminuJeong%2FRust_Vulkano_Study" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/minuJeong/Rust_Vulkano_Study
[INFO] finished tweaking git repo https://github.com/minuJeong/Rust_Vulkano_Study
[INFO] tweaked toml for git repo https://github.com/minuJeong/Rust_Vulkano_Study written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/minuJeong/Rust_Vulkano_Study on toolchain 1.99.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/minuJeong/Rust_Vulkano_Study 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" "+1.99.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 9c5b9d1b7d54928ff3d208d6a07eb18669d4e06a3e48f22b0006b8842980194f
[INFO] running `Command { std: "docker" "start" "9c5b9d1b7d54928ff3d208d6a07eb18669d4e06a3e48f22b0006b8842980194f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c5b9d1b7d54928ff3d208d6a07eb18669d4e06a3e48f22b0006b8842980194f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "9c5b9d1b7d54928ff3d208d6a07eb18669d4e06a3e48f22b0006b8842980194f" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c5b9d1b7d54928ff3d208d6a07eb18669d4e06a3e48f22b0006b8842980194f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "9c5b9d1b7d54928ff3d208d6a07eb18669d4e06a3e48f22b0006b8842980194f" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling xml-rs v0.8.0
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling nix v0.13.1
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling wayland-scanner v0.21.12
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling libloading v0.5.1
[INFO] [stderr]    Compiling crossbeam-utils v0.6.5
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling smallvec v0.6.10
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling dlib v0.4.1
[INFO] [stderr]    Compiling wayland-sys v0.21.12
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling ordered-float v1.0.2
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling stb_truetype v0.2.6
[INFO] [stderr]    Compiling cmake v0.1.40
[INFO] [stderr]    Compiling downcast-rs v1.0.4
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling same-file v1.0.4
[INFO] [stderr]    Compiling walkdir v2.2.8
[INFO] [stderr]    Compiling shaderc-sys v0.5.0
[INFO] [stderr]    Compiling rusttype v0.7.6
[INFO] [stderr]    Compiling x11-dl v2.18.3
[INFO] [stderr]    Compiling owning_ref v0.4.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.1
[INFO] [stderr]    Compiling line_drawing v0.7.0
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling xdg v2.2.0
[INFO] [stderr]    Compiling wayland-client v0.21.12
[INFO] [stderr]    Compiling wayland-protocols v0.21.12
[INFO] [stderr]    Compiling crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling andrew v0.2.1
[INFO] [stderr] warning: shaderc-sys@0.5.0: Checking for system installed libraries.  Use --features = build-from-source to disable this behavior
[INFO] [stderr] warning: shaderc-sys@0.5.0: Pre-built library not found.  Falling back to from-source build
[INFO] [stderr] error: failed to run custom build command for `shaderc-sys v0.5.0`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_RELEASE_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/release/build/shaderc-sys-24959ccdc4b2a38b/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' (1283) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/shaderc-sys-0.5.0/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:     0x5c57d9996f41 - <<std[104cf6e2632825ea]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[7c831bd917ebf35f]::fmt::Display>::fmt
[INFO] [stderr]      1:     0x5c57d99aafaa - core[7c831bd917ebf35f]::fmt::write
[INFO] [stderr]      2:     0x5c57d999ca6c - <std[104cf6e2632825ea]::sys::stdio::unix::Stderr as core[7c831bd917ebf35f]::io::write::Write>::write_fmt
[INFO] [stderr]      3:     0x5c57d9976ac6 - std[104cf6e2632825ea]::panicking::default_hook::{closure#0}
[INFO] [stderr]      4:     0x5c57d9991e21 - std[104cf6e2632825ea]::panicking::default_hook
[INFO] [stderr]      5:     0x5c57d9991fdb - std[104cf6e2632825ea]::panicking::panic_with_hook
[INFO] [stderr]      6:     0x5c57d9976b72 - std[104cf6e2632825ea]::panicking::panic_handler::{closure#0}
[INFO] [stderr]      7:     0x5c57d996f429 - std[104cf6e2632825ea]::sys::backtrace::__rust_end_short_backtrace::<std[104cf6e2632825ea]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]      8:     0x5c57d997738d - __rustc[b0d56fa5b193ad05]::rust_begin_unwind
[INFO] [stderr]      9:     0x5c57d99ab6dc - core[7c831bd917ebf35f]::panicking::panic_fmt
[INFO] [stderr]     10:     0x5c57d992c4a6 - <build_script_build[b0c9a9d7f3f0856]::cmd_finder::CommandFinder>::must_have::<&str>::{closure#0}
[INFO] [stderr]     11:     0x5c57d9929fc0 - <core[7c831bd917ebf35f]::option::Option<std[104cf6e2632825ea]::path::PathBuf>>::unwrap_or_else::<<build_script_build[b0c9a9d7f3f0856]::cmd_finder::CommandFinder>::must_have<&str>::{closure#0}>
[INFO] [stderr]     12:     0x5c57d9929f50 - <build_script_build[b0c9a9d7f3f0856]::cmd_finder::CommandFinder>::must_have::<&str>
[INFO] [stderr]     13:     0x5c57d992eade - build_script_build[b0c9a9d7f3f0856]::main
[INFO] [stderr]     14:     0x5c57d9930e83 - <fn() as core[7c831bd917ebf35f]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     15:     0x5c57d992ba46 - std[104cf6e2632825ea]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     16:     0x5c57d992c639 - std[104cf6e2632825ea]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     17:     0x5c57d99911e9 - std[104cf6e2632825ea]::rt::lang_start_internal
[INFO] [stderr]     18:     0x5c57d992b661 - std[104cf6e2632825ea]::rt::lang_start::<()>
[INFO] [stderr]     19:     0x5c57d9930f75 - main
[INFO] [stderr]     20:     0x716db4fa2601 - <unknown>
[INFO] [stderr]     21:     0x716db4fa2718 - __libc_start_main
[INFO] [stderr]     22:     0x5c57d9929385 - _start
[INFO] [stderr]     23:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "9c5b9d1b7d54928ff3d208d6a07eb18669d4e06a3e48f22b0006b8842980194f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c5b9d1b7d54928ff3d208d6a07eb18669d4e06a3e48f22b0006b8842980194f", kill_on_drop: false }`
[INFO] [stdout] 9c5b9d1b7d54928ff3d208d6a07eb18669d4e06a3e48f22b0006b8842980194f
