[INFO] fetching crate imgui-vulkano-renderer-unsafe 0.6.1...
[INFO] documenting imgui-vulkano-renderer-unsafe-0.6.1 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] extracting crate imgui-vulkano-renderer-unsafe 0.6.1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate imgui-vulkano-renderer-unsafe 0.6.1 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate imgui-vulkano-renderer-unsafe 0.6.1
[INFO] finished tweaking crates.io crate imgui-vulkano-renderer-unsafe 0.6.1
[INFO] tweaked toml for crates.io crate imgui-vulkano-renderer-unsafe 0.6.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate imgui-vulkano-renderer-unsafe 0.6.1 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded chlorine v1.0.7
[INFO] [stderr]   Downloaded cocoa v0.20.2
[INFO] [stderr]   Downloaded libloading v0.6.6
[INFO] [stderr]   Downloaded wayland-scanner v0.28.3
[INFO] [stderr]   Downloaded vulkano-shaders v0.20.0
[INFO] [stderr]   Downloaded wayland-cursor v0.28.3
[INFO] [stderr]   Downloaded imgui-winit-support v0.7.0
[INFO] [stderr]   Downloaded thiserror-impl v1.0.23
[INFO] [stderr]   Downloaded vk-sys v0.5.3
[INFO] [stderr]   Downloaded shaderc v0.6.3
[INFO] [stderr]   Downloaded parking_lot_core v0.8.2
[INFO] [stderr]   Downloaded smallvec v1.6.0
[INFO] [stderr]   Downloaded half v1.6.0
[INFO] [stderr]   Downloaded derivative v2.1.3
[INFO] [stderr]   Downloaded vulkano v0.20.0
[INFO] [stderr]   Downloaded syn v1.0.57
[INFO] [stderr]   Downloaded smithay-client-toolkit v0.12.2
[INFO] [stderr]   Downloaded shaderc-sys v0.6.3
[INFO] [stderr]   Downloaded vulkano-win v0.20.0
[INFO] [stderr]   Downloaded nom v6.0.1
[INFO] [stderr]   Downloaded libc v0.2.81
[INFO] [stderr]   Downloaded winit v0.24.0
[INFO] [stderr]   Downloaded imgui-sys v0.7.0
[INFO] [stderr]   Downloaded imgui v0.7.0
[INFO] [stderr]   Downloaded wayland-protocols v0.28.3
[INFO] [stderr]   Downloaded wayland-client v0.28.3
[INFO] [stderr]   Downloaded lock_api v0.4.2
[INFO] [stderr]   Downloaded thiserror v1.0.23
[INFO] [stderr]   Downloaded cmake v0.1.45
[INFO] [stderr]   Downloaded const_fn v0.4.4
[INFO] [stderr]   Downloaded wayland-sys v0.28.3
[INFO] [stderr]   Downloaded wayland-commons v0.28.3
[INFO] [stderr]   Downloaded walkdir v2.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aeb2de5d36be99f1c3ca16ad8c1255b21a1079e73294d86d3fdce02817d6e326
[INFO] running `Command { std: "docker" "start" "-a" "aeb2de5d36be99f1c3ca16ad8c1255b21a1079e73294d86d3fdce02817d6e326", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aeb2de5d36be99f1c3ca16ad8c1255b21a1079e73294d86d3fdce02817d6e326", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aeb2de5d36be99f1c3ca16ad8c1255b21a1079e73294d86d3fdce02817d6e326", kill_on_drop: false }`
[INFO] [stdout] aeb2de5d36be99f1c3ca16ad8c1255b21a1079e73294d86d3fdce02817d6e326
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c60e2d082237821d123066cf952c7036d76b46770cf411cdb0f0a45bf78b9ed6
[INFO] running `Command { std: "docker" "start" "-a" "c60e2d082237821d123066cf952c7036d76b46770cf411cdb0f0a45bf78b9ed6", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]     Checking smallvec v1.6.0
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking chlorine v1.0.7
[INFO] [stderr]    Compiling vulkano v0.20.0
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]     Checking half v1.6.0
[INFO] [stderr]     Checking vk-sys v0.5.3
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling imgui-sys v0.7.0
[INFO] [stderr]    Compiling shaderc-sys v0.6.3
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[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-9779e9065067b2ab/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:     0x559333e2c86c - std::backtrace_rs::backtrace::libunwind::trace::ha637c64ce894333a
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stderr]      1:     0x559333e2c86c - std::backtrace_rs::backtrace::trace_unsynchronized::h47f62dea28e0c88d
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x559333e2c86c - std::sys_common::backtrace::_print_fmt::h9eef0abe20ede486
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x559333e2c86c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hed7f999df88cc644
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x559333e52d60 - core::fmt::rt::Argument::fmt::h1539a9308b8d058d
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/rt.rs:142:9
[INFO] [stderr]      5:     0x559333e52d60 - core::fmt::write::h3a39390d8560d9c9
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/mod.rs:1120:17
[INFO] [stderr]      6:     0x559333e29cdf - std::io::Write::write_fmt::h5fc9997dfe05f882
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/io/mod.rs:1762:15
[INFO] [stderr]      7:     0x559333e2c654 - std::sys_common::backtrace::_print::h894006fb5c6f3d45
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      8:     0x559333e2c654 - std::sys_common::backtrace::print::h23a2d212c6fff936
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      9:     0x559333e2de67 - std::panicking::default_hook::{{closure}}::h8a1d2ee00185001a
[INFO] [stderr]     10:     0x559333e2dbcf - std::panicking::default_hook::h6038f2eba384e475
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:292:9
[INFO] [stderr]     11:     0x559333e2e2e8 - std::panicking::rust_panic_with_hook::h2b5517d590cab22e
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:779:13
[INFO] [stderr]     12:     0x559333e2e1ce - std::panicking::begin_panic_handler::{{closure}}::h233112c06e0ef43e
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:657:13
[INFO] [stderr]     13:     0x559333e2cd36 - std::sys_common::backtrace::__rust_end_short_backtrace::h6e893f24d7ebbff8
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:170:18
[INFO] [stderr]     14:     0x559333e2df32 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:645:5
[INFO] [stderr]     15:     0x559333db3625 - core::panicking::panic_fmt::hbf0e066aabfa482c
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:72:14
[INFO] [stderr]     16:     0x559333db8696 - build_script_build::cmd_finder::CommandFinder::must_have::{{closure}}::hfc4916d3934aef3b
[INFO] [stderr]     17:     0x559333db5659 - core::option::Option<T>::unwrap_or_else::h50ca73c0fd19318c
[INFO] [stderr]     18:     0x559333db85fa - build_script_build::cmd_finder::CommandFinder::must_have::h3f57fd4954930e3b
[INFO] [stderr]     19:     0x559333dbc1ed - build_script_build::main::h8ad96bc4d0d56bec
[INFO] [stderr]     20:     0x559333db4ea3 - core::ops::function::FnOnce::call_once::h2b446c95a9eb9067
[INFO] [stderr]     21:     0x559333db4066 - std::sys_common::backtrace::__rust_begin_short_backtrace::h6b1b3bdf78f1b0e4
[INFO] [stderr]     22:     0x559333db4739 - std::rt::lang_start::{{closure}}::hef92cd702a866f74
[INFO] [stderr]     23:     0x559333e25b97 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hd95060ecd5e1ca24
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     24:     0x559333e25b97 - std::panicking::try::do_call::h6e8cf51db32a6e4b
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stderr]     25:     0x559333e25b97 - std::panicking::try::h3a52eefe24fe3c29
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stderr]     26:     0x559333e25b97 - std::panic::catch_unwind::h24c28c23c02c3841
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stderr]     27:     0x559333e25b97 - std::rt::lang_start_internal::{{closure}}::h705d3c9cbc06ef47
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/rt.rs:148:48
[INFO] [stderr]     28:     0x559333e25b97 - std::panicking::try::do_call::ha21f52ba13158470
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stderr]     29:     0x559333e25b97 - std::panicking::try::h5581346bf6aeb1f8
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stderr]     30:     0x559333e25b97 - std::panic::catch_unwind::h7919645a6b72e25b
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stderr]     31:     0x559333e25b97 - std::rt::lang_start_internal::h12de51168669836e
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/rt.rs:148:20
[INFO] [stderr]     32:     0x559333db4717 - std::rt::lang_start::h691f06bc521d7620
[INFO] [stderr]     33:     0x559333dbc9b5 - main
[INFO] [stderr]     34:     0x7fe3d928ad90 - <unknown>
[INFO] [stderr]     35:     0x7fe3d928ae40 - __libc_start_main
[INFO] [stderr]     36:     0x559333db3d45 - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c60e2d082237821d123066cf952c7036d76b46770cf411cdb0f0a45bf78b9ed6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c60e2d082237821d123066cf952c7036d76b46770cf411cdb0f0a45bf78b9ed6", kill_on_drop: false }`
[INFO] [stdout] c60e2d082237821d123066cf952c7036d76b46770cf411cdb0f0a45bf78b9ed6
