[INFO] fetching crate airkit 0.1.0...
[INFO] testing airkit-0.1.0 against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] extracting crate airkit 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate airkit 0.1.0 on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate airkit 0.1.0
[INFO] finished tweaking crates.io crate airkit 0.1.0
[INFO] tweaked toml for crates.io crate airkit 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 121 packages to latest compatible versions
[INFO] [stderr]       Adding addr2line v0.21.0 (latest: v0.22.0)
[INFO] [stderr]       Adding andrew v0.2.1 (latest: v0.3.1)
[INFO] [stderr]       Adding approx v0.3.2 (latest: v0.5.1)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding cfg-if v0.1.10 (latest: v1.0.0)
[INFO] [stderr]       Adding cgl v0.2.3 (latest: v0.3.2)
[INFO] [stderr]       Adding cloudabi v0.0.3 (latest: v0.1.0)
[INFO] [stderr]       Adding cocoa v0.18.5 (latest: v0.25.0)
[INFO] [stderr]       Adding core-foundation v0.6.4 (latest: v0.9.4)
[INFO] [stderr]       Adding core-foundation-sys v0.6.2 (latest: v0.8.6)
[INFO] [stderr]       Adding core-graphics v0.17.3 (latest: v0.23.2)
[INFO] [stderr]       Adding dlib v0.4.2 (latest: v0.5.2)
[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 gimli v0.28.1 (latest: v0.29.0)
[INFO] [stderr]       Adding gl v0.13.0 (latest: v0.14.0)
[INFO] [stderr]       Adding gl_generator v0.13.1 (latest: v0.14.0)
[INFO] [stderr]       Adding gleam v0.6.19 (latest: v0.15.0)
[INFO] [stderr]       Adding glutin v0.21.2 (latest: v0.31.3)
[INFO] [stderr]       Adding glutin_egl_sys v0.1.6 (latest: v0.6.0)
[INFO] [stderr]       Adding glutin_gles2_sys v0.1.5 (latest: v0.5.0)
[INFO] [stderr]       Adding glutin_glx_sys v0.1.8 (latest: v0.5.0)
[INFO] [stderr]       Adding glutin_wgl_sys v0.1.5 (latest: v0.5.0)
[INFO] [stderr]       Adding libloading v0.5.2 (latest: v0.8.3)
[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: v0.4.12)
[INFO] [stderr]       Adding malloc_buf v0.0.6 (latest: v1.0.0)
[INFO] [stderr]       Adding nix v0.14.1 (latest: v0.29.0)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.35.0)
[INFO] [stderr]       Adding ordered-float v1.1.1 (latest: v4.2.0)
[INFO] [stderr]       Adding parking_lot v0.9.0 (latest: v0.12.3)
[INFO] [stderr]       Adding parking_lot_core v0.6.3 (latest: v0.9.10)
[INFO] [stderr]       Adding proc-macro2 v0.4.30 (latest: v1.0.83)
[INFO] [stderr]       Adding quote v0.6.13 (latest: v1.0.36)
[INFO] [stderr]       Adding raw-window-handle v0.3.4 (latest: v0.6.2)
[INFO] [stderr]       Adding raw-window-handle v0.4.3 (latest: v0.6.2)
[INFO] [stderr]       Adding redox_syscall v0.1.57 (latest: v0.5.1)
[INFO] [stderr]       Adding rustc_version v0.2.3 (latest: v0.4.0)
[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 semver v0.9.0 (latest: v1.0.23)
[INFO] [stderr]       Adding semver-parser v0.7.0 (latest: v0.10.2)
[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 smallvec v0.6.14 (latest: v1.13.2)
[INFO] [stderr]       Adding smithay-client-toolkit v0.4.6 (latest: v0.18.1)
[INFO] [stderr]       Adding spirv_cross v0.15.0 (latest: v0.23.1)
[INFO] [stderr]       Adding unicode-xid v0.1.0 (latest: v0.2.4)
[INFO] [stderr]       Adding wayland-client v0.21.13 (latest: v0.31.2)
[INFO] [stderr]       Adding wayland-commons v0.21.13 (latest: v0.29.5)
[INFO] [stderr]       Adding wayland-protocols v0.21.13 (latest: v0.31.2)
[INFO] [stderr]       Adding wayland-scanner v0.21.13 (latest: v0.31.1)
[INFO] [stderr]       Adding wayland-sys v0.21.13 (latest: v0.31.1)
[INFO] [stderr]       Adding winit v0.19.5 (latest: v0.30.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded shaderc v0.6.3
[INFO] [stderr]   Downloaded cmake v0.1.50
[INFO] [stderr]   Downloaded wayland-sys v0.21.13
[INFO] [stderr]   Downloaded glutin v0.21.2
[INFO] [stderr]   Downloaded gl v0.13.0
[INFO] [stderr]   Downloaded glutin_egl_sys v0.1.6
[INFO] [stderr]   Downloaded glutin_glx_sys v0.1.8
[INFO] [stderr]   Downloaded core-graphics v0.17.3
[INFO] [stderr]   Downloaded cocoa v0.18.5
[INFO] [stderr]   Downloaded smithay-client-toolkit v0.4.6
[INFO] [stderr]   Downloaded parking_lot_core v0.6.3
[INFO] [stderr]   Downloaded wayland-protocols v0.21.13
[INFO] [stderr]   Downloaded raw-window-handle v0.4.3
[INFO] [stderr]   Downloaded wayland-client v0.21.13
[INFO] [stderr]   Downloaded spirv_cross v0.15.0
[INFO] [stderr]   Downloaded ordered-float v1.1.1
[INFO] [stderr]   Downloaded auragfx-backend-api v0.1.0
[INFO] [stderr]   Downloaded auragfx-backend-glutin v0.1.0
[INFO] [stderr]   Downloaded auragfx v0.1.0
[INFO] [stderr]   Downloaded xdg v2.5.2
[INFO] [stderr]   Downloaded wayland-commons v0.21.13
[INFO] [stderr]   Downloaded wayland-scanner v0.21.13
[INFO] [stderr]   Downloaded winit v0.19.5
[INFO] [stderr]   Downloaded shaderc-sys v0.6.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 32170ba937f9dda0051cde7de3dcee8662a42836cd2dbaeb70e843c7fafdcca1
[INFO] running `Command { std: "docker" "start" "-a" "32170ba937f9dda0051cde7de3dcee8662a42836cd2dbaeb70e843c7fafdcca1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "32170ba937f9dda0051cde7de3dcee8662a42836cd2dbaeb70e843c7fafdcca1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32170ba937f9dda0051cde7de3dcee8662a42836cd2dbaeb70e843c7fafdcca1", kill_on_drop: false }`
[INFO] [stdout] 32170ba937f9dda0051cde7de3dcee8662a42836cd2dbaeb70e843c7fafdcca1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 97fa7eb5eed1099fab72d5f6428f3c585eb4ddf609b3d0b406bdd08d8a3c486f
[INFO] running `Command { std: "docker" "start" "-a" "97fa7eb5eed1099fab72d5f6428f3c585eb4ddf609b3d0b406bdd08d8a3c486f", kill_on_drop: false }`
[INFO] [stderr]    Compiling xml-rs v0.8.20
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling xdg v2.5.2
[INFO] [stderr]    Compiling cty v0.2.2
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling wayland-sys v0.21.13
[INFO] [stderr]    Compiling parking_lot_core v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling ordered-float v1.1.1
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling line_drawing v0.7.0
[INFO] [stderr]    Compiling raw-window-handle v0.4.3
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling cmake v0.1.50
[INFO] [stderr]    Compiling stb_truetype v0.3.1
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]    Compiling spirv_cross v0.15.0
[INFO] [stderr]    Compiling auragfx-backend-api v0.1.0
[INFO] [stderr]    Compiling rusttype v0.8.3
[INFO] [stderr]    Compiling shaderc-sys v0.6.3
[INFO] [stderr]    Compiling rusttype v0.7.9
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling gl_generator v0.13.1
[INFO] [stderr]    Compiling andrew v0.2.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling wayland-scanner v0.21.13
[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-fecb7fe833af6dbd/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:     0x55952f404f25 - std::backtrace_rs::backtrace::libunwind::trace::h59d96bdb08384354
[INFO] [stderr]                                  at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stderr]      1:     0x55952f404f25 - std::backtrace_rs::backtrace::trace_unsynchronized::h9cf5becacfc93fba
[INFO] [stderr]                                  at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55952f404f25 - std::sys_common::backtrace::_print_fmt::h10b76d10405dbd48
[INFO] [stderr]                                  at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]      3:     0x55952f404f25 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h6ed9e62a156d84e4
[INFO] [stderr]                                  at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x55952f4286bb - core::fmt::rt::Argument::fmt::h645c680983f03c9f
[INFO] [stderr]                                  at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/fmt/rt.rs:165:63
[INFO] [stderr]      5:     0x55952f4286bb - core::fmt::write::h8bcd80919a02be29
[INFO] [stderr]                                  at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/fmt/mod.rs:1169:21
[INFO] [stderr]      6:     0x55952f4020cf - std::io::Write::write_fmt::hed769ca6c29434ec
[INFO] [stderr]                                  at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/io/mod.rs:1835:15
[INFO] [stderr]      7:     0x55952f404cfe - std::sys_common::backtrace::_print::h6306f131a28d62b0
[INFO] [stderr]                                  at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      8:     0x55952f404cfe - std::sys_common::backtrace::print::h7079288e0a26dfcc
[INFO] [stderr]                                  at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      9:     0x55952f406289 - std::panicking::default_hook::{{closure}}::hb063ecec81a736ba
[INFO] [stderr]     10:     0x55952f405fcd - std::panicking::default_hook::hd56ee406bf547b5c
[INFO] [stderr]                                  at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:298:9
[INFO] [stderr]     11:     0x55952f406723 - std::panicking::rust_panic_with_hook::h624aa3ca42ebb8f2
[INFO] [stderr]                                  at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:795:13
[INFO] [stderr]     12:     0x55952f406604 - std::panicking::begin_panic_handler::{{closure}}::hbc4e76194a5e287c
[INFO] [stderr]                                  at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:664:13
[INFO] [stderr]     13:     0x55952f4053e9 - std::sys_common::backtrace::__rust_end_short_backtrace::h847fedc9d1ff7b6d
[INFO] [stderr]                                  at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stderr]     14:     0x55952f406337 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:652:5
[INFO] [stderr]     15:     0x55952f372073 - core::panicking::panic_fmt::hec11a924b87ce965
[INFO] [stderr]                                  at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panicking.rs:72:14
[INFO] [stderr]     16:     0x55952f37765a - build_script_build::cmd_finder::CommandFinder::must_have::{{closure}}::ha408f2433df149db
[INFO] [stderr]     17:     0x55952f3748a3 - core::option::Option<T>::unwrap_or_else::ha13b9ec43e757c59
[INFO] [stderr]     18:     0x55952f3775bc - build_script_build::cmd_finder::CommandFinder::must_have::h576145415f1296bd
[INFO] [stderr]     19:     0x55952f37b3d7 - build_script_build::main::h1021ae966a11fbbb
[INFO] [stderr]     20:     0x55952f373cd3 - core::ops::function::FnOnce::call_once::hbdf637dea3ed712b
[INFO] [stderr]     21:     0x55952f372ae6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h8899d9632cefdad2
[INFO] [stderr]     22:     0x55952f373249 - std::rt::lang_start::{{closure}}::h65f7078cf52bfbfb
[INFO] [stderr]     23:     0x55952f3fe00d - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h239f0051f1e18680
[INFO] [stderr]                                  at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     24:     0x55952f3fe00d - std::panicking::try::do_call::hf7072797cbfea7fa
[INFO] [stderr]                                  at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stderr]     25:     0x55952f3fe00d - std::panicking::try::h3a37e38691a5244b
[INFO] [stderr]                                  at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stderr]     26:     0x55952f3fe00d - std::panic::catch_unwind::hc7cc1460e4236209
[INFO] [stderr]                                  at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stderr]     27:     0x55952f3fe00d - std::rt::lang_start_internal::{{closure}}::hce632608b277cffc
[INFO] [stderr]                                  at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/rt.rs:141:48
[INFO] [stderr]     28:     0x55952f3fe00d - std::panicking::try::do_call::hafc0f13e6abd9d79
[INFO] [stderr]                                  at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stderr]     29:     0x55952f3fe00d - std::panicking::try::h67b8f1800ef15799
[INFO] [stderr]                                  at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stderr]     30:     0x55952f3fe00d - std::panic::catch_unwind::he5b260dc522c68be
[INFO] [stderr]                                  at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stderr]     31:     0x55952f3fe00d - std::rt::lang_start_internal::hf119eb75d1ffe221
[INFO] [stderr]                                  at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/rt.rs:141:20
[INFO] [stderr]     32:     0x55952f373227 - std::rt::lang_start::hf05f5259502ce30e
[INFO] [stderr]     33:     0x55952f37bde5 - main
[INFO] [stderr]     34:     0x7f19cdfd6d90 - <unknown>
[INFO] [stderr]     35:     0x7f19cdfd6e40 - __libc_start_main
[INFO] [stderr]     36:     0x55952f3726e5 - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "97fa7eb5eed1099fab72d5f6428f3c585eb4ddf609b3d0b406bdd08d8a3c486f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97fa7eb5eed1099fab72d5f6428f3c585eb4ddf609b3d0b406bdd08d8a3c486f", kill_on_drop: false }`
[INFO] [stdout] 97fa7eb5eed1099fab72d5f6428f3c585eb4ddf609b3d0b406bdd08d8a3c486f
[INFO] testing airkit-0.1.0 against try#b642703cf9526da1e72c0b6755753b939a9c6b6d for pr-125151
[INFO] extracting crate airkit 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate airkit 0.1.0 on toolchain b642703cf9526da1e72c0b6755753b939a9c6b6d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate airkit 0.1.0
[INFO] finished tweaking crates.io crate airkit 0.1.0
[INFO] tweaked toml for crates.io crate airkit 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 121 packages to latest compatible versions
[INFO] [stderr]       Adding addr2line v0.21.0 (latest: v0.22.0)
[INFO] [stderr]       Adding andrew v0.2.1 (latest: v0.3.1)
[INFO] [stderr]       Adding approx v0.3.2 (latest: v0.5.1)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding cfg-if v0.1.10 (latest: v1.0.0)
[INFO] [stderr]       Adding cgl v0.2.3 (latest: v0.3.2)
[INFO] [stderr]       Adding cloudabi v0.0.3 (latest: v0.1.0)
[INFO] [stderr]       Adding cocoa v0.18.5 (latest: v0.25.0)
[INFO] [stderr]       Adding core-foundation v0.6.4 (latest: v0.9.4)
[INFO] [stderr]       Adding core-foundation-sys v0.6.2 (latest: v0.8.6)
[INFO] [stderr]       Adding core-graphics v0.17.3 (latest: v0.23.2)
[INFO] [stderr]       Adding dlib v0.4.2 (latest: v0.5.2)
[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 gimli v0.28.1 (latest: v0.29.0)
[INFO] [stderr]       Adding gl v0.13.0 (latest: v0.14.0)
[INFO] [stderr]       Adding gl_generator v0.13.1 (latest: v0.14.0)
[INFO] [stderr]       Adding gleam v0.6.19 (latest: v0.15.0)
[INFO] [stderr]       Adding glutin v0.21.2 (latest: v0.31.3)
[INFO] [stderr]       Adding glutin_egl_sys v0.1.6 (latest: v0.6.0)
[INFO] [stderr]       Adding glutin_gles2_sys v0.1.5 (latest: v0.5.0)
[INFO] [stderr]       Adding glutin_glx_sys v0.1.8 (latest: v0.5.0)
[INFO] [stderr]       Adding glutin_wgl_sys v0.1.5 (latest: v0.5.0)
[INFO] [stderr]       Adding libloading v0.5.2 (latest: v0.8.3)
[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: v0.4.12)
[INFO] [stderr]       Adding malloc_buf v0.0.6 (latest: v1.0.0)
[INFO] [stderr]       Adding nix v0.14.1 (latest: v0.29.0)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.35.0)
[INFO] [stderr]       Adding ordered-float v1.1.1 (latest: v4.2.0)
[INFO] [stderr]       Adding parking_lot v0.9.0 (latest: v0.12.3)
[INFO] [stderr]       Adding parking_lot_core v0.6.3 (latest: v0.9.10)
[INFO] [stderr]       Adding proc-macro2 v0.4.30 (latest: v1.0.83)
[INFO] [stderr]       Adding quote v0.6.13 (latest: v1.0.36)
[INFO] [stderr]       Adding raw-window-handle v0.3.4 (latest: v0.6.2)
[INFO] [stderr]       Adding raw-window-handle v0.4.3 (latest: v0.6.2)
[INFO] [stderr]       Adding redox_syscall v0.1.57 (latest: v0.5.1)
[INFO] [stderr]       Adding rustc_version v0.2.3 (latest: v0.4.0)
[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 semver v0.9.0 (latest: v1.0.23)
[INFO] [stderr]       Adding semver-parser v0.7.0 (latest: v0.10.2)
[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 smallvec v0.6.14 (latest: v1.13.2)
[INFO] [stderr]       Adding smithay-client-toolkit v0.4.6 (latest: v0.18.1)
[INFO] [stderr]       Adding spirv_cross v0.15.0 (latest: v0.23.1)
[INFO] [stderr]       Adding unicode-xid v0.1.0 (latest: v0.2.4)
[INFO] [stderr]       Adding wayland-client v0.21.13 (latest: v0.31.2)
[INFO] [stderr]       Adding wayland-commons v0.21.13 (latest: v0.29.5)
[INFO] [stderr]       Adding wayland-protocols v0.21.13 (latest: v0.31.2)
[INFO] [stderr]       Adding wayland-scanner v0.21.13 (latest: v0.31.1)
[INFO] [stderr]       Adding wayland-sys v0.21.13 (latest: v0.31.1)
[INFO] [stderr]       Adding winit v0.19.5 (latest: v0.30.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b919c18cd2565705501eb07017ca11a31ece5d50e2930898e601ea4d03c5d3e
[INFO] running `Command { std: "docker" "start" "-a" "5b919c18cd2565705501eb07017ca11a31ece5d50e2930898e601ea4d03c5d3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b919c18cd2565705501eb07017ca11a31ece5d50e2930898e601ea4d03c5d3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b919c18cd2565705501eb07017ca11a31ece5d50e2930898e601ea4d03c5d3e", kill_on_drop: false }`
[INFO] [stdout] 5b919c18cd2565705501eb07017ca11a31ece5d50e2930898e601ea4d03c5d3e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3581baccf6886bcee424e8ba7de96aed18e23335e3f576a67510bf62e4b6738
[INFO] running `Command { std: "docker" "start" "-a" "d3581baccf6886bcee424e8ba7de96aed18e23335e3f576a67510bf62e4b6738", kill_on_drop: false }`
[INFO] [stderr]    Compiling xml-rs v0.8.20
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling cty v0.2.2
[INFO] [stderr]    Compiling xdg v2.5.2
[INFO] [stderr]    Compiling wayland-sys v0.21.13
[INFO] [stderr]    Compiling parking_lot_core v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling ordered-float v1.1.1
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling line_drawing v0.7.0
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling raw-window-handle v0.4.3
[INFO] [stderr]    Compiling cmake v0.1.50
[INFO] [stderr]    Compiling stb_truetype v0.3.1
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]    Compiling spirv_cross v0.15.0
[INFO] [stderr]    Compiling auragfx-backend-api v0.1.0
[INFO] [stderr]    Compiling rusttype v0.8.3
[INFO] [stderr]    Compiling shaderc-sys v0.6.3
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling gl_generator v0.13.1
[INFO] [stderr]    Compiling rusttype v0.7.9
[INFO] [stderr]    Compiling andrew v0.2.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling wayland-scanner v0.21.13
[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-fecb7fe833af6dbd/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:     0x563c6d03bd75 - std::backtrace_rs::backtrace::libunwind::trace::he49dc9a9e3164223
[INFO] [stderr]                                  at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stderr]      1:     0x563c6d03bd75 - std::backtrace_rs::backtrace::trace_unsynchronized::h3a3e77c68030aa6b
[INFO] [stderr]                                  at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x563c6d03bd75 - std::sys_common::backtrace::_print_fmt::h9479ad2f99afd5d4
[INFO] [stderr]                                  at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]      3:     0x563c6d03bd75 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hfb01aa1fa3fb1821
[INFO] [stderr]                                  at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x563c6d05f4ab - core::fmt::rt::Argument::fmt::h125e56152abbc1c3
[INFO] [stderr]                                  at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/fmt/rt.rs:165:63
[INFO] [stderr]      5:     0x563c6d05f4ab - core::fmt::write::hb0ab4ff05ccfe741
[INFO] [stderr]                                  at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/fmt/mod.rs:1169:21
[INFO] [stderr]      6:     0x563c6d038e6f - std::io::Write::write_fmt::h456b7988df61daf3
[INFO] [stderr]                                  at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/io/mod.rs:1835:15
[INFO] [stderr]      7:     0x563c6d03bb4e - std::sys_common::backtrace::_print::h79ca548f3a2adf4b
[INFO] [stderr]                                  at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      8:     0x563c6d03bb4e - std::sys_common::backtrace::print::h9aebf997b2fea2d3
[INFO] [stderr]                                  at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      9:     0x563c6d03d019 - std::panicking::default_hook::{{closure}}::h68a0954af2694526
[INFO] [stderr]     10:     0x563c6d03cde8 - std::panicking::default_hook::h5be50cc6849ffb00
[INFO] [stderr]                                  at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:298:9
[INFO] [stderr]     11:     0x563c6d03d4b3 - std::panicking::rust_panic_with_hook::h3c0df6036729334c
[INFO] [stderr]                                  at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:795:13
[INFO] [stderr]     12:     0x563c6d03d394 - std::panicking::begin_panic_handler::{{closure}}::ha3a21e93c4cfd807
[INFO] [stderr]                                  at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:664:13
[INFO] [stderr]     13:     0x563c6d03c239 - std::sys_common::backtrace::__rust_end_short_backtrace::h19508a8f8ae71dc9
[INFO] [stderr]                                  at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stderr]     14:     0x563c6d03d0c7 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:652:5
[INFO] [stderr]     15:     0x563c6cfa9053 - core::panicking::panic_fmt::h2ba8af99174d83ea
[INFO] [stderr]                                  at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panicking.rs:72:14
[INFO] [stderr]     16:     0x563c6cfae63a - build_script_build::cmd_finder::CommandFinder::must_have::{{closure}}::h2ec4802940155b35
[INFO] [stderr]     17:     0x563c6cfab883 - core::option::Option<T>::unwrap_or_else::h56c06151289da77c
[INFO] [stderr]     18:     0x563c6cfae59c - build_script_build::cmd_finder::CommandFinder::must_have::had8da68b348a7039
[INFO] [stderr]     19:     0x563c6cfb231c - build_script_build::main::ha341488035e4bdc2
[INFO] [stderr]     20:     0x563c6cfaac93 - core::ops::function::FnOnce::call_once::h151ea6f43e2184f0
[INFO] [stderr]     21:     0x563c6cfa9ac6 - std::sys_common::backtrace::__rust_begin_short_backtrace::he745065a350fee66
[INFO] [stderr]     22:     0x563c6cfaa229 - std::rt::lang_start::{{closure}}::hf3f354c39bd8a1e7
[INFO] [stderr]     23:     0x563c6d034e5d - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hac8b4a62b6f52371
[INFO] [stderr]                                  at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     24:     0x563c6d034e5d - std::panicking::try::do_call::h6fc24bc97db29d34
[INFO] [stderr]                                  at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:559:40
[INFO] [stderr]     25:     0x563c6d034e5d - std::panicking::try::hc544b64aa2eea933
[INFO] [stderr]                                  at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:523:19
[INFO] [stderr]     26:     0x563c6d034e5d - std::panic::catch_unwind::hefb17e81fb559b9c
[INFO] [stderr]                                  at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panic.rs:149:14
[INFO] [stderr]     27:     0x563c6d034e5d - std::rt::lang_start_internal::{{closure}}::h834103e2d23d958b
[INFO] [stderr]                                  at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/rt.rs:141:48
[INFO] [stderr]     28:     0x563c6d034e5d - std::panicking::try::do_call::he39c25d597788515
[INFO] [stderr]                                  at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:559:40
[INFO] [stderr]     29:     0x563c6d034e5d - std::panicking::try::hf4ef8dd97697f2c7
[INFO] [stderr]                                  at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:523:19
[INFO] [stderr]     30:     0x563c6d034e5d - std::panic::catch_unwind::haa22d191a5c8abfb
[INFO] [stderr]                                  at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panic.rs:149:14
[INFO] [stderr]     31:     0x563c6d034e5d - std::rt::lang_start_internal::h8104aca277c551bf
[INFO] [stderr]                                  at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/rt.rs:141:20
[INFO] [stderr]     32:     0x563c6cfaa207 - std::rt::lang_start::h952b5d6d2c0f0142
[INFO] [stderr]     33:     0x563c6cfb2d25 - main
[INFO] [stderr]     34:     0x7f5e7b3a4d90 - <unknown>
[INFO] [stderr]     35:     0x7f5e7b3a4e40 - __libc_start_main
[INFO] [stderr]     36:     0x563c6cfa96c5 - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "d3581baccf6886bcee424e8ba7de96aed18e23335e3f576a67510bf62e4b6738", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3581baccf6886bcee424e8ba7de96aed18e23335e3f576a67510bf62e4b6738", kill_on_drop: false }`
[INFO] [stdout] d3581baccf6886bcee424e8ba7de96aed18e23335e3f576a67510bf62e4b6738
