[INFO] cloning repository https://github.com/Melleth/wgpu-practice
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Melleth/wgpu-practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMelleth%2Fwgpu-practice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMelleth%2Fwgpu-practice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 45255c6771dac8e9b6df99623b9c94df28dc097c
[INFO] testing Melleth/wgpu-practice against 1.69.0 for beta-1.70-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMelleth%2Fwgpu-practice" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Melleth/wgpu-practice on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Melleth/wgpu-practice
[INFO] finished tweaking git repo https://github.com/Melleth/wgpu-practice
[INFO] tweaked toml for git repo https://github.com/Melleth/wgpu-practice written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Melleth/wgpu-practice 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" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded shaderc v0.7.1
[INFO] [stderr]   Downloaded gpu-alloc v0.5.1
[INFO] [stderr]   Downloaded profiling v1.0.1
[INFO] [stderr]   Downloaded shaderc-sys v0.7.1
[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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 59610ae247f3b43f12b5f4f0cb95003dffc1038db0456b9236d171b9fd4d6116
[INFO] running `Command { std: "docker" "start" "-a" "59610ae247f3b43f12b5f4f0cb95003dffc1038db0456b9236d171b9fd4d6116", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59610ae247f3b43f12b5f4f0cb95003dffc1038db0456b9236d171b9fd4d6116", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59610ae247f3b43f12b5f4f0cb95003dffc1038db0456b9236d171b9fd4d6116", kill_on_drop: false }`
[INFO] [stdout] 59610ae247f3b43f12b5f4f0cb95003dffc1038db0456b9236d171b9fd4d6116
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 14e0ec76e26a826364ed525b977c6f80e029139fbf305423024047737f3664c4
[INFO] running `Command { std: "docker" "start" "-a" "14e0ec76e26a826364ed525b977c6f80e029139fbf305423024047737f3664c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling byteorder v1.4.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling const_fn v0.4.5
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.78
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling ahash v0.4.7
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling libloading v0.6.7
[INFO] [stderr]    Compiling bumpalo v3.6.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling wayland-scanner v0.23.6
[INFO] [stderr]    Compiling dlib v0.4.2
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling wayland-sys v0.23.6
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling stb_truetype v0.3.1
[INFO] [stderr]    Compiling libloading v0.7.0
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling fixedbitset v0.4.0
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.1
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling shaderc-sys v0.7.1
[INFO] [stderr]    Compiling ordered-float v1.1.1
[INFO] [stderr]    Compiling khronos-egl v4.1.0
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling wasm-bindgen v0.2.78
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling rusttype v0.8.3
[INFO] [stderr]    Compiling codespan-reporting v0.11.1
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling petgraph v0.6.0
[INFO] [stderr]    Compiling spirv v0.2.0+1.5.4
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: shaderc: searching for native shaderc libraries on system;  use '--features build-from-source' to force building from source code
[INFO] [stderr] warning: shaderc: cannot find native shaderc library on system; falling back to build from source
[INFO] [stderr] 
[INFO] [stderr] error: failed to run custom build command for `shaderc-sys v0.7.1`
[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-865b332f166ffc29/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:warning=shaderc: searching for native shaderc libraries on system;  use '--features build-from-source' to force building from source code
[INFO] [stderr]   cargo:warning=shaderc: cannot find native shaderc library on system; falling back to build from source
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at '
[INFO] [stderr] 
[INFO] [stderr]   couldn't find required command: "python"
[INFO] [stderr] 
[INFO] [stderr]   ', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/shaderc-sys-0.7.1/build/cmd_finder.rs:50:13
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55813cbf51ba - std::backtrace_rs::backtrace::libunwind::trace::ha9053a9a07ca49cb
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stderr]      1:     0x55813cbf51ba - std::backtrace_rs::backtrace::trace_unsynchronized::h9c2852a457ad564e
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55813cbf51ba - std::sys_common::backtrace::_print_fmt::h457936fbfaa0070f
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/sys_common/backtrace.rs:65:5
[INFO] [stderr]      3:     0x55813cbf51ba - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h5779d7bf7f70cb0c
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x55813cc1551e - core::fmt::write::h5a4baaff1bcd3eb5
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/fmt/mod.rs:1232:17
[INFO] [stderr]      5:     0x55813cbf20c5 - std::io::Write::write_fmt::h4bc1f301cb9e9cce
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/io/mod.rs:1684:15
[INFO] [stderr]      6:     0x55813cbf4f85 - std::sys_common::backtrace::_print::h5fcdc36060f177e8
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      7:     0x55813cbf4f85 - std::sys_common::backtrace::print::h54ca9458b876c8bf
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      8:     0x55813cbf695f - std::panicking::default_hook::{{closure}}::hbe471161c7664ed6
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:271:22
[INFO] [stderr]      9:     0x55813cbf669b - std::panicking::default_hook::ha3500da57aa4ac4f
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:290:9
[INFO] [stderr]     10:     0x55813cbf6f08 - std::panicking::rust_panic_with_hook::h50c09d000dc561d2
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:692:13
[INFO] [stderr]     11:     0x55813cbf6e09 - std::panicking::begin_panic_handler::{{closure}}::h9e2b2176e00e0d9c
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:583:13
[INFO] [stderr]     12:     0x55813cbf5626 - std::sys_common::backtrace::__rust_end_short_backtrace::h5739b8e512c09d02
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/sys_common/backtrace.rs:150:18
[INFO] [stderr]     13:     0x55813cbf6b12 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:579:5
[INFO] [stderr]     14:     0x55813cb7b7a3 - core::panicking::panic_fmt::hf33a1475b4dc5c3e
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/panicking.rs:64:14
[INFO] [stderr]     15:     0x55813cb83dc0 - build_script_build::cmd_finder::CommandFinder::must_have::{{closure}}::h40597b9be1d1d34d
[INFO] [stderr]     16:     0x55813cb80caa - core::option::Option<T>::unwrap_or_else::h32204d29c0b09077
[INFO] [stderr]     17:     0x55813cb83d43 - build_script_build::cmd_finder::CommandFinder::must_have::h0d7682078fe03219
[INFO] [stderr]     18:     0x55813cb80312 - build_script_build::main::hb9ae9679ed9c633a
[INFO] [stderr]     19:     0x55813cb847e3 - core::ops::function::FnOnce::call_once::h20b0d041ce3f3e58
[INFO] [stderr]     20:     0x55813cb81d49 - std::sys_common::backtrace::__rust_begin_short_backtrace::h4d0597a85b4df13e
[INFO] [stderr]     21:     0x55813cb80be9 - std::rt::lang_start::{{closure}}::hff0026aab793e69d
[INFO] [stderr]     22:     0x55813cbee14c - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hd6efcd3bec896f2c
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/ops/function.rs:287:13
[INFO] [stderr]     23:     0x55813cbee14c - std::panicking::try::do_call::hce04e543bb1f4cbb
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:487:40
[INFO] [stderr]     24:     0x55813cbee14c - std::panicking::try::h3342dd4e1f680968
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:451:19
[INFO] [stderr]     25:     0x55813cbee14c - std::panic::catch_unwind::h148ce1e59ac0cee7
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panic.rs:140:14
[INFO] [stderr]     26:     0x55813cbee14c - std::rt::lang_start_internal::{{closure}}::h25f9dda2057a67fe
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/rt.rs:148:48
[INFO] [stderr]     27:     0x55813cbee14c - std::panicking::try::do_call::h7caaaeaf9401650b
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:487:40
[INFO] [stderr]     28:     0x55813cbee14c - std::panicking::try::he7d15285746cbbc2
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:451:19
[INFO] [stderr]     29:     0x55813cbee14c - std::panic::catch_unwind::h89fb4f50c0301fe0
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panic.rs:140:14
[INFO] [stderr]     30:     0x55813cbee14c - std::rt::lang_start_internal::h078acd489417d3c1
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/rt.rs:148:20
[INFO] [stderr]     31:     0x55813cb80bc7 - std::rt::lang_start::h6b0a9cc0c4e32ddf
[INFO] [stderr]     32:     0x55813cb80b25 - main
[INFO] [stderr]     33:     0x7ff5b53e6d90 - <unknown>
[INFO] [stderr]     34:     0x7ff5b53e6e40 - __libc_start_main
[INFO] [stderr]     35:     0x55813cb7bd25 - _start
[INFO] [stderr]     36:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "14e0ec76e26a826364ed525b977c6f80e029139fbf305423024047737f3664c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14e0ec76e26a826364ed525b977c6f80e029139fbf305423024047737f3664c4", kill_on_drop: false }`
[INFO] [stdout] 14e0ec76e26a826364ed525b977c6f80e029139fbf305423024047737f3664c4
