[INFO] fetching crate kakapo 0.0.1...
[INFO] documenting kakapo-0.0.1 against 1.69.0 for beta-1.70-rustdoc-1
[INFO] extracting crate kakapo 0.0.1 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate kakapo 0.0.1 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 crates.io crate kakapo 0.0.1
[INFO] finished tweaking crates.io crate kakapo 0.0.1
[INFO] tweaked toml for crates.io crate kakapo 0.0.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate kakapo 0.0.1 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" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded storage-map v0.3.0
[INFO] [stderr]   Downloaded d3d12 v0.3.2
[INFO] [stderr]   Downloaded gfx-auxil v0.7.0
[INFO] [stderr]   Downloaded inplace_it v0.3.2
[INFO] [stderr]   Downloaded wayland-client v0.28.2
[INFO] [stderr]   Downloaded wayland-sys v0.28.2
[INFO] [stderr]   Downloaded thunderdome v0.3.0
[INFO] [stderr]   Downloaded ash v0.31.0
[INFO] [stderr]   Downloaded darling_macro v0.10.3
[INFO] [stderr]   Downloaded gfx-backend-empty v0.6.0
[INFO] [stderr]   Downloaded futures-io v0.3.8
[INFO] [stderr]   Downloaded range-alloc v0.1.1
[INFO] [stderr]   Downloaded libloading v0.6.6
[INFO] [stderr]   Downloaded wayland-cursor v0.28.2
[INFO] [stderr]   Downloaded pin-project-internal v1.0.2
[INFO] [stderr]   Downloaded gfx-descriptor v0.2.0
[INFO] [stderr]   Downloaded wayland-commons v0.28.2
[INFO] [stderr]   Downloaded cmake v0.1.45
[INFO] [stderr]   Downloaded futures-macro v0.3.8
[INFO] [stderr]   Downloaded futures-executor v0.3.8
[INFO] [stderr]   Downloaded wgpu-core v0.6.5
[INFO] [stderr]   Downloaded darling v0.10.3
[INFO] [stderr]   Downloaded gfx-hal v0.6.0
[INFO] [stderr]   Downloaded darling_core v0.10.3
[INFO] [stderr]   Downloaded gfx-memory v0.2.2
[INFO] [stderr]   Downloaded wgpu-types v0.6.1
[INFO] [stderr]   Downloaded gfx-backend-vulkan v0.6.5
[INFO] [stderr]   Downloaded derivative v2.1.1
[INFO] [stderr]   Downloaded shaderc v0.6.3
[INFO] [stderr]   Downloaded pin-project v1.0.2
[INFO] [stderr]   Downloaded gfx-backend-dx11 v0.6.17
[INFO] [stderr]   Downloaded x11 v2.18.2
[INFO] [stderr]   Downloaded gfx-backend-dx12 v0.6.13
[INFO] [stderr]   Downloaded futures v0.3.8
[INFO] [stderr]   Downloaded wayland-scanner v0.28.2
[INFO] [stderr]   Downloaded gfx-backend-metal v0.6.5
[INFO] [stderr]   Downloaded naga v0.2.0
[INFO] [stderr]   Downloaded wgpu v0.6.2
[INFO] [stderr]   Downloaded wayland-protocols v0.28.2
[INFO] [stderr]   Downloaded smithay-client-toolkit v0.12.1
[INFO] [stderr]   Downloaded winit v0.24.0
[INFO] [stderr]   Downloaded spirv_cross v0.22.1
[INFO] [stderr]   Downloaded metal v0.20.0
[INFO] [stderr]   Downloaded shaderc-sys v0.6.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 416f51d5508c1b8fe5e2e18fe962a29fde79064106552db5110ddbcd6f3f62fa
[INFO] running `Command { std: "docker" "start" "-a" "416f51d5508c1b8fe5e2e18fe962a29fde79064106552db5110ddbcd6f3f62fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "416f51d5508c1b8fe5e2e18fe962a29fde79064106552db5110ddbcd6f3f62fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "416f51d5508c1b8fe5e2e18fe962a29fde79064106552db5110ddbcd6f3f62fa", kill_on_drop: false }`
[INFO] [stdout] 416f51d5508c1b8fe5e2e18fe962a29fde79064106552db5110ddbcd6f3f62fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 325534f7ccc84f29c3bcc582983a66492a5d87d46a0251d2a80e0dea0967ecac
[INFO] running `Command { std: "docker" "start" "-a" "325534f7ccc84f29c3bcc582983a66492a5d87d46a0251d2a80e0dea0967ecac", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking smallvec v1.5.1
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]     Checking libloading v0.6.6
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling nom v6.0.1
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking futures-sink v0.3.8
[INFO] [stderr]     Checking ttf-parser v0.6.2
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]     Checking futures-core v0.3.8
[INFO] [stderr]     Checking futures-io v0.3.8
[INFO] [stderr]     Checking futures-task v0.3.8
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking futures-channel v0.3.8
[INFO] [stderr]    Compiling anyhow v1.0.35
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.4
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking ash v0.31.0
[INFO] [stderr]     Checking pin-project-lite v0.2.0
[INFO] [stderr]     Checking inplace_it v0.3.2
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]     Checking tracing v0.1.22
[INFO] [stderr]    Compiling wayland-sys v0.28.2
[INFO] [stderr]    Compiling x11 v2.18.2
[INFO] [stderr]    Compiling wayland-scanner v0.28.2
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]     Checking wgpu-types v0.6.1
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]     Checking copyless v0.1.5
[INFO] [stderr]    Compiling fs_extra v1.2.0
[INFO] [stderr]     Checking typed-arena v2.0.1
[INFO] [stderr]     Checking owned_ttf_parser v0.6.0
[INFO] [stderr]     Checking rusttype v0.9.2
[INFO] [stderr]     Checking spirv_headers v1.5.0
[INFO] [stderr]     Checking andrew v0.3.1
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking parking_lot_core v0.8.1
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking memmap2 v0.1.0
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]     Checking gfx-hal v0.6.0
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking xcursor v0.3.3
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]    Compiling wayland-client v0.28.2
[INFO] [stderr]    Compiling wayland-protocols v0.28.2
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]    Compiling shaderc-sys v0.6.3
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: Checking for system installed libraries.  Use --features = build-from-source to disable this behavior
[INFO] [stderr] warning: 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-c7fae7299adfc8ac/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 '
[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-0.6.3/build/cmd_finder.rs:50:13
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x555eba6093ca - 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:     0x555eba6093ca - 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:     0x555eba6093ca - std::sys_common::backtrace::_print_fmt::h457936fbfaa0070f
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/sys_common/backtrace.rs:65:5
[INFO] [stderr]      3:     0x555eba6093ca - <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:     0x555eba62972e - core::fmt::write::h5a4baaff1bcd3eb5
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/fmt/mod.rs:1232:17
[INFO] [stderr]      5:     0x555eba6062d5 - std::io::Write::write_fmt::h4bc1f301cb9e9cce
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/io/mod.rs:1684:15
[INFO] [stderr]      6:     0x555eba609195 - std::sys_common::backtrace::_print::h5fcdc36060f177e8
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      7:     0x555eba609195 - std::sys_common::backtrace::print::h54ca9458b876c8bf
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      8:     0x555eba60ab6f - std::panicking::default_hook::{{closure}}::hbe471161c7664ed6
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:271:22
[INFO] [stderr]      9:     0x555eba60a8ab - std::panicking::default_hook::ha3500da57aa4ac4f
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:290:9
[INFO] [stderr]     10:     0x555eba60b118 - std::panicking::rust_panic_with_hook::h50c09d000dc561d2
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:692:13
[INFO] [stderr]     11:     0x555eba60b019 - std::panicking::begin_panic_handler::{{closure}}::h9e2b2176e00e0d9c
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:583:13
[INFO] [stderr]     12:     0x555eba609836 - 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:     0x555eba60ad22 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:579:5
[INFO] [stderr]     14:     0x555eba58e7a3 - core::panicking::panic_fmt::hf33a1475b4dc5c3e
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/panicking.rs:64:14
[INFO] [stderr]     15:     0x555eba5971e0 - build_script_build::cmd_finder::CommandFinder::must_have::{{closure}}::he0e222a32584b52c
[INFO] [stderr]     16:     0x555eba59405a - core::option::Option<T>::unwrap_or_else::hcf05461e7e3b7964
[INFO] [stderr]     17:     0x555eba597163 - build_script_build::cmd_finder::CommandFinder::must_have::h42b06d75b59db64a
[INFO] [stderr]     18:     0x555eba593762 - build_script_build::main::hf8fe19ad42f079bd
[INFO] [stderr]     19:     0x555eba597ca3 - core::ops::function::FnOnce::call_once::h8676eafca6b500f1
[INFO] [stderr]     20:     0x555eba595149 - std::sys_common::backtrace::__rust_begin_short_backtrace::h783ce73d46d5a74a
[INFO] [stderr]     21:     0x555eba593f99 - std::rt::lang_start::{{closure}}::ha28530fba673d3aa
[INFO] [stderr]     22:     0x555eba60235c - 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:     0x555eba60235c - std::panicking::try::do_call::hce04e543bb1f4cbb
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:487:40
[INFO] [stderr]     24:     0x555eba60235c - std::panicking::try::h3342dd4e1f680968
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:451:19
[INFO] [stderr]     25:     0x555eba60235c - std::panic::catch_unwind::h148ce1e59ac0cee7
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panic.rs:140:14
[INFO] [stderr]     26:     0x555eba60235c - std::rt::lang_start_internal::{{closure}}::h25f9dda2057a67fe
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/rt.rs:148:48
[INFO] [stderr]     27:     0x555eba60235c - std::panicking::try::do_call::h7caaaeaf9401650b
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:487:40
[INFO] [stderr]     28:     0x555eba60235c - std::panicking::try::he7d15285746cbbc2
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:451:19
[INFO] [stderr]     29:     0x555eba60235c - std::panic::catch_unwind::h89fb4f50c0301fe0
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panic.rs:140:14
[INFO] [stderr]     30:     0x555eba60235c - std::rt::lang_start_internal::h078acd489417d3c1
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/rt.rs:148:20
[INFO] [stderr]     31:     0x555eba593f77 - std::rt::lang_start::hea9f43ef76dfeb66
[INFO] [stderr]     32:     0x555eba593f45 - main
[INFO] [stderr]     33:     0x7fce0f963d90 - <unknown>
[INFO] [stderr]     34:     0x7fce0f963e40 - __libc_start_main
[INFO] [stderr]     35:     0x555eba58ed25 - _start
[INFO] [stderr]     36:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "325534f7ccc84f29c3bcc582983a66492a5d87d46a0251d2a80e0dea0967ecac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "325534f7ccc84f29c3bcc582983a66492a5d87d46a0251d2a80e0dea0967ecac", kill_on_drop: false }`
[INFO] [stdout] 325534f7ccc84f29c3bcc582983a66492a5d87d46a0251d2a80e0dea0967ecac
