[INFO] fetching crate crystal-engine 0.4.0...
[INFO] checking crystal-engine-0.4.0 against master#b3bd7058c139e71bae0862ef8f8ac936208873e9 for pr-123752
[INFO] extracting crate crystal-engine 0.4.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate crystal-engine 0.4.0 on toolchain b3bd7058c139e71bae0862ef8f8ac936208873e9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate crystal-engine 0.4.0
[INFO] finished tweaking crates.io crate crystal-engine 0.4.0
[INFO] tweaked toml for crates.io crate crystal-engine 0.4.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 180 packages
[INFO] [stderr]       Adding andrew v0.2.1 (latest: v0.3.1)
[INFO] [stderr]       Adding android_log-sys v0.1.2 (latest: v0.3.1)
[INFO] [stderr]       Adding approx v0.1.1 (latest: v0.5.1)
[INFO] [stderr]       Adding approx v0.3.2 (latest: v0.5.1)
[INFO] [stderr]       Adding array-init v0.1.1 (latest: v2.1.0)
[INFO] [stderr]       Adding autocfg v0.1.8 (latest: v1.2.0)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding calloop v0.4.4 (latest: v0.13.0)
[INFO] [stderr]       Adding cfg-if v0.1.10 (latest: v1.0.0)
[INFO] [stderr]       Adding cgmath v0.16.1 (latest: v0.18.0)
[INFO] [stderr]       Adding cgmath v0.17.0 (latest: v0.18.0)
[INFO] [stderr]       Adding cloudabi v0.0.3 (latest: v0.1.0)
[INFO] [stderr]       Adding cocoa v0.20.2 (latest: v0.25.0)
[INFO] [stderr]       Adding core-foundation v0.7.0 (latest: v0.9.4)
[INFO] [stderr]       Adding core-foundation-sys v0.7.0 (latest: v0.8.6)
[INFO] [stderr]       Adding core-graphics v0.19.2 (latest: v0.23.2)
[INFO] [stderr]       Adding crossbeam v0.7.3 (latest: v0.8.4)
[INFO] [stderr]       Adding crossbeam-channel v0.4.4 (latest: v0.5.12)
[INFO] [stderr]       Adding crossbeam-deque v0.7.4 (latest: v0.8.5)
[INFO] [stderr]       Adding crossbeam-epoch v0.8.2 (latest: v0.9.18)
[INFO] [stderr]       Adding crossbeam-queue v0.2.3 (latest: v0.3.11)
[INFO] [stderr]       Adding crossbeam-utils v0.7.2 (latest: v0.8.19)
[INFO] [stderr]       Adding deflate v0.8.6 (latest: v1.0.0)
[INFO] [stderr]       Adding dlib v0.4.2 (latest: v0.5.2)
[INFO] [stderr]       Adding fbxcel v0.6.0 (latest: v0.9.0)
[INFO] [stderr]       Adding fbxcel-dom v0.0.5 (latest: v0.0.10)
[INFO] [stderr]       Adding foreign-types v0.3.2 (latest: v0.5.0)
[INFO] [stderr]       Adding foreign-types-shared v0.1.1 (latest: v0.3.1)
[INFO] [stderr]       Adding gif v0.11.4 (latest: v0.13.1)
[INFO] [stderr]       Adding half v1.8.3 (latest: v2.4.1)
[INFO] [stderr]       Adding image v0.23.14 (latest: v0.25.1)
[INFO] [stderr]       Adding jni-sys v0.3.0 (latest: v0.4.0)
[INFO] [stderr]       Adding jpeg-decoder v0.1.22 (latest: v0.3.1)
[INFO] [stderr]       Adding libflate v0.1.27 (latest: v2.0.0)
[INFO] [stderr]       Adding libloading v0.6.7 (latest: v0.8.3)
[INFO] [stderr]       Adding line_drawing v0.7.0 (latest: v1.0.0)
[INFO] [stderr]       Adding lock_api v0.3.4 (latest: v0.4.11)
[INFO] [stderr]       Adding malloc_buf v0.0.6 (latest: v1.0.0)
[INFO] [stderr]       Adding memoffset v0.5.6 (latest: v0.9.1)
[INFO] [stderr]       Adding metal v0.18.0 (latest: v0.27.0)
[INFO] [stderr]       Adding miniz_oxide v0.3.7 (latest: v0.7.2)
[INFO] [stderr]       Adding miniz_oxide v0.4.4 (latest: v0.7.2)
[INFO] [stderr]       Adding mio v0.6.23 (latest: v0.8.11)
[INFO] [stderr]       Adding miow v0.2.2 (latest: v0.6.0)
[INFO] [stderr]       Adding ndk v0.1.0 (latest: v0.8.0)
[INFO] [stderr]       Adding ndk-glue v0.1.0 (latest: v0.7.0)
[INFO] [stderr]       Adding ndk-sys v0.1.0 (latest: v0.5.0+25.2.9519653)
[INFO] [stderr]       Adding nix v0.14.1 (latest: v0.28.0)
[INFO] [stderr]       Adding num-rational v0.3.2 (latest: v0.4.1)
[INFO] [stderr]       Adding num-traits v0.1.43 (latest: v0.2.18)
[INFO] [stderr]       Adding num_enum v0.4.3 (latest: v0.7.2)
[INFO] [stderr]       Adding num_enum_derive v0.4.3 (latest: v0.7.2)
[INFO] [stderr]       Adding ordered-float v1.1.1 (latest: v4.2.0)
[INFO] [stderr]       Adding owned_ttf_parser v0.15.2 (latest: v0.20.0)
[INFO] [stderr]       Adding parking_lot v0.10.2 (latest: v0.12.1)
[INFO] [stderr]       Adding parking_lot_core v0.7.3 (latest: v0.9.9)
[INFO] [stderr]       Adding png v0.16.8 (latest: v0.17.13)
[INFO] [stderr]       Adding proc-macro-crate v0.1.5 (latest: v3.1.0)
[INFO] [stderr]       Adding proc-macro2 v0.4.30 (latest: v1.0.79)
[INFO] [stderr]       Adding quote v0.6.13 (latest: v1.0.36)
[INFO] [stderr]       Adding rand v0.4.6 (latest: v0.8.5)
[INFO] [stderr]       Adding rand v0.6.5 (latest: v0.8.5)
[INFO] [stderr]       Adding rand_chacha v0.1.1 (latest: v0.3.1)
[INFO] [stderr]       Adding rand_core v0.3.1 (latest: v0.6.4)
[INFO] [stderr]       Adding rand_core v0.4.2 (latest: v0.6.4)
[INFO] [stderr]       Adding rand_hc v0.1.0 (latest: v0.3.2)
[INFO] [stderr]       Adding rand_isaac v0.1.1 (latest: v0.3.0)
[INFO] [stderr]       Adding rand_jitter v0.1.4 (latest: v0.4.0)
[INFO] [stderr]       Adding rand_os v0.1.3 (latest: v0.2.2)
[INFO] [stderr]       Adding rand_pcg v0.1.2 (latest: v0.3.1)
[INFO] [stderr]       Adding rand_xorshift v0.1.1 (latest: v0.3.0)
[INFO] [stderr]       Adding raw-window-handle v0.3.4 (latest: v0.6.0)
[INFO] [stderr]       Adding raw-window-handle v0.4.3 (latest: v0.6.0)
[INFO] [stderr]       Adding rdrand v0.4.0 (latest: v0.8.3)
[INFO] [stderr]       Adding redox_syscall v0.1.57 (latest: v0.5.1)
[INFO] [stderr]       Adding rusttype v0.7.9 (latest: v0.9.3)
[INFO] [stderr]       Adding rusttype v0.8.3 (latest: v0.9.3)
[INFO] [stderr]       Adding shaderc v0.6.3 (latest: v0.8.3)
[INFO] [stderr]       Adding shaderc-sys v0.6.3 (latest: v0.8.3)
[INFO] [stderr]       Adding smithay-client-toolkit v0.6.6 (latest: v0.18.1)
[INFO] [stderr]       Adding string-interner v0.7.1 (latest: v0.15.0)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding tiff v0.6.1 (latest: v0.9.1)
[INFO] [stderr]       Adding toml v0.5.11 (latest: v0.8.12)
[INFO] [stderr]       Adding ttf-parser v0.15.2 (latest: v0.20.0)
[INFO] [stderr]       Adding unicode-xid v0.1.0 (latest: v0.2.4)
[INFO] [stderr]       Adding vk-sys v0.5.3 (latest: v0.7.0)
[INFO] [stderr]       Adding vulkano v0.19.0 (latest: v0.34.1)
[INFO] [stderr]       Adding vulkano-shaders v0.19.0 (latest: v0.34.0)
[INFO] [stderr]       Adding vulkano-win v0.19.0 (latest: v0.34.0)
[INFO] [stderr]       Adding wayland-client v0.23.6 (latest: v0.31.2)
[INFO] [stderr]       Adding wayland-commons v0.23.6 (latest: v0.29.5)
[INFO] [stderr]       Adding wayland-protocols v0.23.6 (latest: v0.31.2)
[INFO] [stderr]       Adding wayland-scanner v0.23.6 (latest: v0.31.1)
[INFO] [stderr]       Adding wayland-sys v0.23.6 (latest: v0.31.1)
[INFO] [stderr]       Adding winapi v0.2.8 (latest: v0.3.9)
[INFO] [stderr]       Adding winit v0.22.2 (latest: v0.29.15)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded android_log-sys v0.1.2
[INFO] [stderr]   Downloaded ndk-glue v0.1.0
[INFO] [stderr]   Downloaded take_mut v0.2.2
[INFO] [stderr]   Downloaded vulkano-win v0.19.0
[INFO] [stderr]   Downloaded calloop v0.4.4
[INFO] [stderr]   Downloaded ndk v0.1.0
[INFO] [stderr]   Downloaded string-interner v0.7.1
[INFO] [stderr]   Downloaded genmesh v0.6.2
[INFO] [stderr]   Downloaded vk-sys v0.5.3
[INFO] [stderr]   Downloaded array-init v0.1.1
[INFO] [stderr]   Downloaded libflate v0.1.27
[INFO] [stderr]   Downloaded fbxcel v0.6.0
[INFO] [stderr]   Downloaded rle-decode-fast v1.0.3
[INFO] [stderr]   Downloaded vulkano v0.19.0
[INFO] [stderr]   Downloaded ndk-sys v0.1.0
[INFO] [stderr]   Downloaded winit v0.22.2
[INFO] [stderr]   Downloaded fbxcel-dom v0.0.5
[INFO] [stderr]   Downloaded cgmath v0.16.1
[INFO] [stderr]   Downloaded metal v0.18.0
[INFO] [stderr]   Downloaded cocoa v0.20.2
[INFO] [stderr]   Downloaded indextree v4.6.1
[INFO] [stderr]   Downloaded obj v0.10.2
[INFO] [stderr]   Downloaded vulkano-shaders v0.19.0
[INFO] [stderr]   Downloaded parking_lot_core v0.7.3
[INFO] [stderr]   Downloaded parking_lot v0.10.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 146ceafcab3e9511af8fad15417ef3aab1df1fcca47e57c9ab11b28d89254e0a
[INFO] running `Command { std: "docker" "start" "-a" "146ceafcab3e9511af8fad15417ef3aab1df1fcca47e57c9ab11b28d89254e0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "146ceafcab3e9511af8fad15417ef3aab1df1fcca47e57c9ab11b28d89254e0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "146ceafcab3e9511af8fad15417ef3aab1df1fcca47e57c9ab11b28d89254e0a", kill_on_drop: false }`
[INFO] [stdout] 146ceafcab3e9511af8fad15417ef3aab1df1fcca47e57c9ab11b28d89254e0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 666a4c9f21d68ed36865abf0eb0d1ada99cb1e9bedd346f809f4363c24b3d00c
[INFO] running `Command { std: "docker" "start" "-a" "666a4c9f21d68ed36865abf0eb0d1ada99cb1e9bedd346f809f4363c24b3d00c", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling xml-rs v0.8.20
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking libloading v0.6.7
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]     Checking stb_truetype v0.3.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling cmake v0.1.50
[INFO] [stderr]     Checking mint v0.5.9
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking downcast-rs v1.2.1
[INFO] [stderr]    Compiling x11-dl v2.21.0
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]     Checking wayland-sys v0.23.6
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking xdg v2.5.2
[INFO] [stderr]     Checking cty v0.2.2
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]     Checking raw-window-handle v0.4.3
[INFO] [stderr]     Checking parking_lot_core v0.7.3
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]     Checking weezl v0.1.8
[INFO] [stderr]    Compiling vulkano v0.19.0
[INFO] [stderr]     Checking approx v0.1.1
[INFO] [stderr]     Checking rle-decode-fast v1.0.3
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]     Checking bytemuck v1.15.0
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]    Compiling shaderc-sys v0.6.3
[INFO] [stderr]     Checking libflate v0.1.27
[INFO] [stderr]     Checking raw-window-handle v0.3.4
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]    Compiling wayland-scanner v0.23.6
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking string-interner v0.7.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.4
[INFO] [stderr]     Checking indextree v4.6.1
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking ttf-parser v0.15.2
[INFO] [stderr]     Checking half v1.8.3
[INFO] [stderr]    Compiling cgmath v0.17.0
[INFO] [stderr]     Checking vk-sys v0.5.3
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[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] 
[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-841ed310be334df9/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-0.6.3/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:     0x562e6839a995 - std::backtrace_rs::backtrace::libunwind::trace::hc0846b9d5d734da3
[INFO] [stderr]                                  at /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stderr]      1:     0x562e6839a995 - std::backtrace_rs::backtrace::trace_unsynchronized::haaeb5c07fc5f1c16
[INFO] [stderr]                                  at /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x562e6839a995 - std::sys_common::backtrace::_print_fmt::hf422d8687c118c78
[INFO] [stderr]                                  at /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]      3:     0x562e6839a995 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h826b8e7caae31c92
[INFO] [stderr]                                  at /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x562e683bdebb - core::fmt::rt::Argument::fmt::ha5794cc754ea58dc
[INFO] [stderr]                                  at /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/core/src/fmt/rt.rs:142:9
[INFO] [stderr]      5:     0x562e683bdebb - core::fmt::write::h90bf88fced7d7a85
[INFO] [stderr]                                  at /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/core/src/fmt/mod.rs:1153:17
[INFO] [stderr]      6:     0x562e68397b2f - std::io::Write::write_fmt::h0542e06a2975a65e
[INFO] [stderr]                                  at /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/io/mod.rs:1850:15
[INFO] [stderr]      7:     0x562e6839a76e - std::sys_common::backtrace::_print::h6c5d0ea7000c081f
[INFO] [stderr]                                  at /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      8:     0x562e6839a76e - std::sys_common::backtrace::print::h8cc61d3d9cfe4b43
[INFO] [stderr]                                  at /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      9:     0x562e6839bc49 - std::panicking::default_hook::{{closure}}::ha840b187609a73dc
[INFO] [stderr]     10:     0x562e6839b965 - std::panicking::default_hook::h64931701a8dfbeb5
[INFO] [stderr]                                  at /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/panicking.rs:291:9
[INFO] [stderr]     11:     0x562e6839c0e4 - std::panicking::rust_panic_with_hook::h0fc054ea3f5b1656
[INFO] [stderr]                                  at /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/panicking.rs:788:13
[INFO] [stderr]     12:     0x562e6839bfc6 - std::panicking::begin_panic_handler::{{closure}}::hd39fcf318858b44e
[INFO] [stderr]                                  at /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/panicking.rs:657:13
[INFO] [stderr]     13:     0x562e6839ae59 - std::sys_common::backtrace::__rust_end_short_backtrace::h41bac59379df1622
[INFO] [stderr]                                  at /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stderr]     14:     0x562e6839bcf7 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/panicking.rs:645:5
[INFO] [stderr]     15:     0x562e68305096 - core::panicking::panic_fmt::h7b8f1967fb403697
[INFO] [stderr]                                  at /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/core/src/panicking.rs:72:14
[INFO] [stderr]     16:     0x562e6830a596 - build_script_build::cmd_finder::CommandFinder::must_have::{{closure}}::hdea48c79fc9b4389
[INFO] [stderr]     17:     0x562e683076f3 - core::option::Option<T>::unwrap_or_else::hbecea6f79f3fcd60
[INFO] [stderr]     18:     0x562e6830a4f8 - build_script_build::cmd_finder::CommandFinder::must_have::hf8878877433b71f8
[INFO] [stderr]     19:     0x562e6830e5b3 - build_script_build::main::h65ea192ea6453d8b
[INFO] [stderr]     20:     0x562e68306b53 - core::ops::function::FnOnce::call_once::h4f2858a0b1ee6ae6
[INFO] [stderr]     21:     0x562e68305ae6 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc99a90554315a556
[INFO] [stderr]     22:     0x562e68306249 - std::rt::lang_start::{{closure}}::he7008a566d8820e8
[INFO] [stderr]     23:     0x562e68393a26 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h49d0eb024581c58d
[INFO] [stderr]                                  at /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     24:     0x562e68393a26 - std::panicking::try::do_call::h216b6896714a987d
[INFO] [stderr]                                  at /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/panicking.rs:552:40
[INFO] [stderr]     25:     0x562e68393a26 - std::panicking::try::h4bac5f28dc782f91
[INFO] [stderr]                                  at /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/panicking.rs:516:19
[INFO] [stderr]     26:     0x562e68393a26 - std::panic::catch_unwind::h2a45431533d7ee9c
[INFO] [stderr]                                  at /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/panic.rs:149:14
[INFO] [stderr]     27:     0x562e68393a26 - std::rt::lang_start_internal::{{closure}}::h93ba00e1aef300e8
[INFO] [stderr]                                  at /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/rt.rs:141:48
[INFO] [stderr]     28:     0x562e68393a26 - std::panicking::try::do_call::hbeece6a5e5d1de22
[INFO] [stderr]                                  at /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/panicking.rs:552:40
[INFO] [stderr]     29:     0x562e68393a26 - std::panicking::try::h48d13e3c46df2cb2
[INFO] [stderr]                                  at /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/panicking.rs:516:19
[INFO] [stderr]     30:     0x562e68393a26 - std::panic::catch_unwind::he1a369a4d9ab7488
[INFO] [stderr]                                  at /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/panic.rs:149:14
[INFO] [stderr]     31:     0x562e68393a26 - std::rt::lang_start_internal::h5fddfc687b4198c5
[INFO] [stderr]                                  at /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/rt.rs:141:20
[INFO] [stderr]     32:     0x562e68306227 - std::rt::lang_start::h7371e9a12ad1342e
[INFO] [stderr]     33:     0x562e6830efc5 - main
[INFO] [stderr]     34:     0x7f285904ad90 - <unknown>
[INFO] [stderr]     35:     0x7f285904ae40 - __libc_start_main
[INFO] [stderr]     36:     0x562e68305705 - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "666a4c9f21d68ed36865abf0eb0d1ada99cb1e9bedd346f809f4363c24b3d00c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "666a4c9f21d68ed36865abf0eb0d1ada99cb1e9bedd346f809f4363c24b3d00c", kill_on_drop: false }`
[INFO] [stdout] 666a4c9f21d68ed36865abf0eb0d1ada99cb1e9bedd346f809f4363c24b3d00c
[INFO] checking crystal-engine-0.4.0 against try#57fe1b734d9ff1c8a92bda60b85506b9648158d3 for pr-123752
[INFO] extracting crate crystal-engine 0.4.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate crystal-engine 0.4.0 on toolchain 57fe1b734d9ff1c8a92bda60b85506b9648158d3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate crystal-engine 0.4.0
[INFO] finished tweaking crates.io crate crystal-engine 0.4.0
[INFO] tweaked toml for crates.io crate crystal-engine 0.4.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 180 packages
[INFO] [stderr]       Adding andrew v0.2.1 (latest: v0.3.1)
[INFO] [stderr]       Adding android_log-sys v0.1.2 (latest: v0.3.1)
[INFO] [stderr]       Adding approx v0.1.1 (latest: v0.5.1)
[INFO] [stderr]       Adding approx v0.3.2 (latest: v0.5.1)
[INFO] [stderr]       Adding array-init v0.1.1 (latest: v2.1.0)
[INFO] [stderr]       Adding autocfg v0.1.8 (latest: v1.2.0)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding calloop v0.4.4 (latest: v0.13.0)
[INFO] [stderr]       Adding cfg-if v0.1.10 (latest: v1.0.0)
[INFO] [stderr]       Adding cgmath v0.16.1 (latest: v0.18.0)
[INFO] [stderr]       Adding cgmath v0.17.0 (latest: v0.18.0)
[INFO] [stderr]       Adding cloudabi v0.0.3 (latest: v0.1.0)
[INFO] [stderr]       Adding cocoa v0.20.2 (latest: v0.25.0)
[INFO] [stderr]       Adding core-foundation v0.7.0 (latest: v0.9.4)
[INFO] [stderr]       Adding core-foundation-sys v0.7.0 (latest: v0.8.6)
[INFO] [stderr]       Adding core-graphics v0.19.2 (latest: v0.23.2)
[INFO] [stderr]       Adding crossbeam v0.7.3 (latest: v0.8.4)
[INFO] [stderr]       Adding crossbeam-channel v0.4.4 (latest: v0.5.12)
[INFO] [stderr]       Adding crossbeam-deque v0.7.4 (latest: v0.8.5)
[INFO] [stderr]       Adding crossbeam-epoch v0.8.2 (latest: v0.9.18)
[INFO] [stderr]       Adding crossbeam-queue v0.2.3 (latest: v0.3.11)
[INFO] [stderr]       Adding crossbeam-utils v0.7.2 (latest: v0.8.19)
[INFO] [stderr]       Adding deflate v0.8.6 (latest: v1.0.0)
[INFO] [stderr]       Adding dlib v0.4.2 (latest: v0.5.2)
[INFO] [stderr]       Adding fbxcel v0.6.0 (latest: v0.9.0)
[INFO] [stderr]       Adding fbxcel-dom v0.0.5 (latest: v0.0.10)
[INFO] [stderr]       Adding foreign-types v0.3.2 (latest: v0.5.0)
[INFO] [stderr]       Adding foreign-types-shared v0.1.1 (latest: v0.3.1)
[INFO] [stderr]       Adding gif v0.11.4 (latest: v0.13.1)
[INFO] [stderr]       Adding half v1.8.3 (latest: v2.4.1)
[INFO] [stderr]       Adding image v0.23.14 (latest: v0.25.1)
[INFO] [stderr]       Adding jni-sys v0.3.0 (latest: v0.4.0)
[INFO] [stderr]       Adding jpeg-decoder v0.1.22 (latest: v0.3.1)
[INFO] [stderr]       Adding libflate v0.1.27 (latest: v2.0.0)
[INFO] [stderr]       Adding libloading v0.6.7 (latest: v0.8.3)
[INFO] [stderr]       Adding line_drawing v0.7.0 (latest: v1.0.0)
[INFO] [stderr]       Adding lock_api v0.3.4 (latest: v0.4.11)
[INFO] [stderr]       Adding malloc_buf v0.0.6 (latest: v1.0.0)
[INFO] [stderr]       Adding memoffset v0.5.6 (latest: v0.9.1)
[INFO] [stderr]       Adding metal v0.18.0 (latest: v0.27.0)
[INFO] [stderr]       Adding miniz_oxide v0.3.7 (latest: v0.7.2)
[INFO] [stderr]       Adding miniz_oxide v0.4.4 (latest: v0.7.2)
[INFO] [stderr]       Adding mio v0.6.23 (latest: v0.8.11)
[INFO] [stderr]       Adding miow v0.2.2 (latest: v0.6.0)
[INFO] [stderr]       Adding ndk v0.1.0 (latest: v0.8.0)
[INFO] [stderr]       Adding ndk-glue v0.1.0 (latest: v0.7.0)
[INFO] [stderr]       Adding ndk-sys v0.1.0 (latest: v0.5.0+25.2.9519653)
[INFO] [stderr]       Adding nix v0.14.1 (latest: v0.28.0)
[INFO] [stderr]       Adding num-rational v0.3.2 (latest: v0.4.1)
[INFO] [stderr]       Adding num-traits v0.1.43 (latest: v0.2.18)
[INFO] [stderr]       Adding num_enum v0.4.3 (latest: v0.7.2)
[INFO] [stderr]       Adding num_enum_derive v0.4.3 (latest: v0.7.2)
[INFO] [stderr]       Adding ordered-float v1.1.1 (latest: v4.2.0)
[INFO] [stderr]       Adding owned_ttf_parser v0.15.2 (latest: v0.20.0)
[INFO] [stderr]       Adding parking_lot v0.10.2 (latest: v0.12.1)
[INFO] [stderr]       Adding parking_lot_core v0.7.3 (latest: v0.9.9)
[INFO] [stderr]       Adding png v0.16.8 (latest: v0.17.13)
[INFO] [stderr]       Adding proc-macro-crate v0.1.5 (latest: v3.1.0)
[INFO] [stderr]       Adding proc-macro2 v0.4.30 (latest: v1.0.79)
[INFO] [stderr]       Adding quote v0.6.13 (latest: v1.0.36)
[INFO] [stderr]       Adding rand v0.4.6 (latest: v0.8.5)
[INFO] [stderr]       Adding rand v0.6.5 (latest: v0.8.5)
[INFO] [stderr]       Adding rand_chacha v0.1.1 (latest: v0.3.1)
[INFO] [stderr]       Adding rand_core v0.3.1 (latest: v0.6.4)
[INFO] [stderr]       Adding rand_core v0.4.2 (latest: v0.6.4)
[INFO] [stderr]       Adding rand_hc v0.1.0 (latest: v0.3.2)
[INFO] [stderr]       Adding rand_isaac v0.1.1 (latest: v0.3.0)
[INFO] [stderr]       Adding rand_jitter v0.1.4 (latest: v0.4.0)
[INFO] [stderr]       Adding rand_os v0.1.3 (latest: v0.2.2)
[INFO] [stderr]       Adding rand_pcg v0.1.2 (latest: v0.3.1)
[INFO] [stderr]       Adding rand_xorshift v0.1.1 (latest: v0.3.0)
[INFO] [stderr]       Adding raw-window-handle v0.3.4 (latest: v0.6.0)
[INFO] [stderr]       Adding raw-window-handle v0.4.3 (latest: v0.6.0)
[INFO] [stderr]       Adding rdrand v0.4.0 (latest: v0.8.3)
[INFO] [stderr]       Adding redox_syscall v0.1.57 (latest: v0.5.1)
[INFO] [stderr]       Adding rusttype v0.7.9 (latest: v0.9.3)
[INFO] [stderr]       Adding rusttype v0.8.3 (latest: v0.9.3)
[INFO] [stderr]       Adding shaderc v0.6.3 (latest: v0.8.3)
[INFO] [stderr]       Adding shaderc-sys v0.6.3 (latest: v0.8.3)
[INFO] [stderr]       Adding smithay-client-toolkit v0.6.6 (latest: v0.18.1)
[INFO] [stderr]       Adding string-interner v0.7.1 (latest: v0.15.0)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding tiff v0.6.1 (latest: v0.9.1)
[INFO] [stderr]       Adding toml v0.5.11 (latest: v0.8.12)
[INFO] [stderr]       Adding ttf-parser v0.15.2 (latest: v0.20.0)
[INFO] [stderr]       Adding unicode-xid v0.1.0 (latest: v0.2.4)
[INFO] [stderr]       Adding vk-sys v0.5.3 (latest: v0.7.0)
[INFO] [stderr]       Adding vulkano v0.19.0 (latest: v0.34.1)
[INFO] [stderr]       Adding vulkano-shaders v0.19.0 (latest: v0.34.0)
[INFO] [stderr]       Adding vulkano-win v0.19.0 (latest: v0.34.0)
[INFO] [stderr]       Adding wayland-client v0.23.6 (latest: v0.31.2)
[INFO] [stderr]       Adding wayland-commons v0.23.6 (latest: v0.29.5)
[INFO] [stderr]       Adding wayland-protocols v0.23.6 (latest: v0.31.2)
[INFO] [stderr]       Adding wayland-scanner v0.23.6 (latest: v0.31.1)
[INFO] [stderr]       Adding wayland-sys v0.23.6 (latest: v0.31.1)
[INFO] [stderr]       Adding winapi v0.2.8 (latest: v0.3.9)
[INFO] [stderr]       Adding winit v0.22.2 (latest: v0.29.15)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 890b5672bcd2ce1a6be5de2e28ca4d0125c7f46704c9ebb121b0822aab41d7dc
[INFO] running `Command { std: "docker" "start" "-a" "890b5672bcd2ce1a6be5de2e28ca4d0125c7f46704c9ebb121b0822aab41d7dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "890b5672bcd2ce1a6be5de2e28ca4d0125c7f46704c9ebb121b0822aab41d7dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "890b5672bcd2ce1a6be5de2e28ca4d0125c7f46704c9ebb121b0822aab41d7dc", kill_on_drop: false }`
[INFO] [stdout] 890b5672bcd2ce1a6be5de2e28ca4d0125c7f46704c9ebb121b0822aab41d7dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b4038791676fcf1d7903adad2ac77fb3ef2fe9788438e0238982b675a687406
[INFO] running `Command { std: "docker" "start" "-a" "2b4038791676fcf1d7903adad2ac77fb3ef2fe9788438e0238982b675a687406", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling xml-rs v0.8.20
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking libloading v0.6.7
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking stb_truetype v0.3.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling cmake v0.1.50
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking mint v0.5.9
[INFO] [stderr]     Checking downcast-rs v1.2.1
[INFO] [stderr]    Compiling x11-dl v2.21.0
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking wayland-sys v0.23.6
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking cty v0.2.2
[INFO] [stderr]     Checking xdg v2.5.2
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]     Checking raw-window-handle v0.4.3
[INFO] [stderr]     Checking parking_lot_core v0.7.3
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling vulkano v0.19.0
[INFO] [stderr]     Checking weezl v0.1.8
[INFO] [stderr]     Checking rle-decode-fast v1.0.3
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]     Checking approx v0.1.1
[INFO] [stderr]     Checking bytemuck v1.15.0
[INFO] [stderr]    Compiling shaderc-sys v0.6.3
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking libflate v0.1.27
[INFO] [stderr]     Checking raw-window-handle v0.3.4
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]    Compiling wayland-scanner v0.23.6
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling cgmath v0.17.0
[INFO] [stderr]     Checking half v1.8.3
[INFO] [stderr]     Checking crossbeam-deque v0.7.4
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[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] 
[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-841ed310be334df9/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-0.6.3/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:     0x56534ef25995 - std::backtrace_rs::backtrace::libunwind::trace::hf3db8a8b40c24f7d
[INFO] [stderr]                                  at /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stderr]      1:     0x56534ef25995 - std::backtrace_rs::backtrace::trace_unsynchronized::hc235afb01e65858b
[INFO] [stderr]                                  at /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x56534ef25995 - std::sys_common::backtrace::_print_fmt::h3d22b03c95159582
[INFO] [stderr]                                  at /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]      3:     0x56534ef25995 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hda8229ae97fa6e6e
[INFO] [stderr]                                  at /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x56534ef48ebb - core::fmt::rt::Argument::fmt::hd364ed8041485813
[INFO] [stderr]                                  at /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/core/src/fmt/rt.rs:142:9
[INFO] [stderr]      5:     0x56534ef48ebb - core::fmt::write::h5f860456c85c48e6
[INFO] [stderr]                                  at /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/core/src/fmt/mod.rs:1153:17
[INFO] [stderr]      6:     0x56534ef22b2f - std::io::Write::write_fmt::h9739ecb5be58d920
[INFO] [stderr]                                  at /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/std/src/io/mod.rs:1850:15
[INFO] [stderr]      7:     0x56534ef2576e - std::sys_common::backtrace::_print::hccefc98514458b82
[INFO] [stderr]                                  at /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      8:     0x56534ef2576e - std::sys_common::backtrace::print::h8665330714bbc830
[INFO] [stderr]                                  at /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      9:     0x56534ef26c49 - std::panicking::default_hook::{{closure}}::h861ab60f9faa0af8
[INFO] [stderr]     10:     0x56534ef26965 - std::panicking::default_hook::h246a08137a9bf8ad
[INFO] [stderr]                                  at /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/std/src/panicking.rs:291:9
[INFO] [stderr]     11:     0x56534ef270e4 - std::panicking::rust_panic_with_hook::hf3201bc4e87dcc95
[INFO] [stderr]                                  at /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/std/src/panicking.rs:788:13
[INFO] [stderr]     12:     0x56534ef26fc6 - std::panicking::begin_panic_handler::{{closure}}::hb553d0042661e592
[INFO] [stderr]                                  at /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/std/src/panicking.rs:657:13
[INFO] [stderr]     13:     0x56534ef25e59 - std::sys_common::backtrace::__rust_end_short_backtrace::h803c216fab262e21
[INFO] [stderr]                                  at /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stderr]     14:     0x56534ef26cf7 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/std/src/panicking.rs:645:5
[INFO] [stderr]     15:     0x56534ee90096 - core::panicking::panic_fmt::h4d756fc5322adaca
[INFO] [stderr]                                  at /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/core/src/panicking.rs:72:14
[INFO] [stderr]     16:     0x56534ee95596 - build_script_build::cmd_finder::CommandFinder::must_have::{{closure}}::h6722b629de289537
[INFO] [stderr]     17:     0x56534ee926f3 - core::option::Option<T>::unwrap_or_else::h9143d13f46d8bc04
[INFO] [stderr]     18:     0x56534ee954f8 - build_script_build::cmd_finder::CommandFinder::must_have::hbf62fe4a68a172a2
[INFO] [stderr]     19:     0x56534ee995b3 - build_script_build::main::h5276657838b6838e
[INFO] [stderr]     20:     0x56534ee91af3 - core::ops::function::FnOnce::call_once::h132607cea8580054
[INFO] [stderr]     21:     0x56534ee90ae6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h620b98193c893ae6
[INFO] [stderr]     22:     0x56534ee91249 - std::rt::lang_start::{{closure}}::h8c605aa7712e6c63
[INFO] [stderr]     23:     0x56534ef1ea26 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hfbf15a8f32286aaa
[INFO] [stderr]                                  at /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     24:     0x56534ef1ea26 - std::panicking::try::do_call::hdb1c225d0095074d
[INFO] [stderr]                                  at /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/std/src/panicking.rs:552:40
[INFO] [stderr]     25:     0x56534ef1ea26 - std::panicking::try::hbcc926c02fc4540f
[INFO] [stderr]                                  at /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/std/src/panicking.rs:516:19
[INFO] [stderr]     26:     0x56534ef1ea26 - std::panic::catch_unwind::h8b2d970b29c5af89
[INFO] [stderr]                                  at /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/std/src/panic.rs:149:14
[INFO] [stderr]     27:     0x56534ef1ea26 - std::rt::lang_start_internal::{{closure}}::h04af4338bb06de8b
[INFO] [stderr]                                  at /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/std/src/rt.rs:141:48
[INFO] [stderr]     28:     0x56534ef1ea26 - std::panicking::try::do_call::ha7ce4120aacfc8a3
[INFO] [stderr]                                  at /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/std/src/panicking.rs:552:40
[INFO] [stderr]     29:     0x56534ef1ea26 - std::panicking::try::h8f2eb319a88f8304
[INFO] [stderr]                                  at /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/std/src/panicking.rs:516:19
[INFO] [stderr]     30:     0x56534ef1ea26 - std::panic::catch_unwind::hd6c35347627418da
[INFO] [stderr]                                  at /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/std/src/panic.rs:149:14
[INFO] [stderr]     31:     0x56534ef1ea26 - std::rt::lang_start_internal::h04e27d290bf4f790
[INFO] [stderr]                                  at /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/std/src/rt.rs:141:20
[INFO] [stderr]     32:     0x56534ee91227 - std::rt::lang_start::hd43f1b696d4e7888
[INFO] [stderr]     33:     0x56534ee99fc5 - main
[INFO] [stderr]     34:     0x7faee09e6d90 - <unknown>
[INFO] [stderr]     35:     0x7faee09e6e40 - __libc_start_main
[INFO] [stderr]     36:     0x56534ee90705 - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "2b4038791676fcf1d7903adad2ac77fb3ef2fe9788438e0238982b675a687406", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b4038791676fcf1d7903adad2ac77fb3ef2fe9788438e0238982b675a687406", kill_on_drop: false }`
[INFO] [stdout] 2b4038791676fcf1d7903adad2ac77fb3ef2fe9788438e0238982b675a687406
