[INFO] fetching crate skulpin-plugin-imgui 0.7.0...
[INFO] checking skulpin-plugin-imgui-0.7.0 against beta for pr-78714
[INFO] extracting crate skulpin-plugin-imgui 0.7.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate skulpin-plugin-imgui 0.7.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate skulpin-plugin-imgui 0.7.0
[INFO] finished tweaking crates.io crate skulpin-plugin-imgui 0.7.0
[INFO] tweaked toml for crates.io crate skulpin-plugin-imgui 0.7.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9abc5db2d7ac5adc810d86347909477bf3c4ca21b986b35c1cb647159c0a3d9a
[INFO] running `Command { std: "docker" "start" "-a" "9abc5db2d7ac5adc810d86347909477bf3c4ca21b986b35c1cb647159c0a3d9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9abc5db2d7ac5adc810d86347909477bf3c4ca21b986b35c1cb647159c0a3d9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9abc5db2d7ac5adc810d86347909477bf3c4ca21b986b35c1cb647159c0a3d9a", kill_on_drop: false }`
[INFO] [stdout] 9abc5db2d7ac5adc810d86347909477bf3c4ca21b986b35c1cb647159c0a3d9a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 43e85d42e50b6c4bdf543c912d14b87760c247967bdd4a361ef1e3400bf16f20
[INFO] running `Command { std: "docker" "start" "-a" "43e85d42e50b6c4bdf543c912d14b87760c247967bdd4a361ef1e3400bf16f20", kill_on_drop: false }`
[INFO] [stderr]    Compiling imgui-sys v0.5.0
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling filetime v0.2.13
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]     Checking ash v0.31.0
[INFO] [stderr]    Compiling flate2 v1.0.19
[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling clang-sys v1.0.1
[INFO] [stderr]    Compiling tar v0.4.30
[INFO] [stderr]     Checking parking_lot v0.11.0
[INFO] [stderr]    Compiling bindgen v0.55.1
[INFO] [stderr]     Checking imgui v0.5.0
[INFO] [stderr]    Compiling skia-bindings v0.35.1
[INFO] [stderr] error: failed to run custom build command for `skia-bindings v0.35.1`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/skia-bindings-4831e47a93c85951/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-env-changed=SKIA_DEBUG
[INFO] [stderr]   HOST: x86_64-unknown-linux-gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=SKIA_OFFLINE_SOURCE_DIR
[INFO] [stderr]   cargo:rerun-if-env-changed=FORCE_SKIA_BUILD
[INFO] [stderr]   cargo:rerun-if-env-changed=FORCE_SKIA_BINARIES_DOWNLOAD
[INFO] [stderr]   TRYING TO DOWNLOAD AND INSTALL SKIA BINARIES: 0.35.1/cc798af618bd345e9f64-x86_64-unknown-linux-gnu-textlayout-vulkan
[INFO] [stderr]   cargo:rerun-if-env-changed=SKIA_BINARIES_URL
[INFO] [stderr]     FROM: https://github.com/rust-skia/skia-binaries/releases/download/0.35.1/skia-binaries-cc798af618bd345e9f64-x86_64-unknown-linux-gnu-textlayout-vulkan.tar.gz
[INFO] [stderr]   DOWNLOAD AND INSTALL FAILED: [6] Couldn't resolve host name (Could not resolve host: github.com)
[INFO] [stderr]   STARTING A FULL BUILD
[INFO] [stderr]   Probing 'python'
[INFO] [stderr]   Python 2 found: "python"
[INFO] [stderr]   DOWNLOADING: https://codeload.github.com/rust-skia/skia/tar.gz/m86-0.35.0
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'Failed to download https://codeload.github.com/rust-skia/skia/tar.gz/m86-0.35.0 ([6] Couldn't resolve host name (Could not resolve host: codeload.github.com))', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/skia-bindings-0.35.1/build_support/skia.rs:1267:39
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5564530e91c0 - std::backtrace_rs::backtrace::libunwind::trace::h7cf3ca97bd83fbab
[INFO] [stderr]                                  at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stderr]      1:     0x5564530e91c0 - std::backtrace_rs::backtrace::trace_unsynchronized::h5a69c674b2d9ea5c
[INFO] [stderr]                                  at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stderr]      2:     0x5564530e91c0 - std::sys_common::backtrace::_print_fmt::hdf72478dfcb50678
[INFO] [stderr]                                  at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/sys_common/backtrace.rs:79
[INFO] [stderr]      3:     0x5564530e91c0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h1e0bdbb35e83deca
[INFO] [stderr]                                  at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/sys_common/backtrace.rs:58
[INFO] [stderr]      4:     0x55645311029c - core::fmt::write::he67f9b17bcb7ee73
[INFO] [stderr]                                  at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/core/src/fmt/mod.rs:1080
[INFO] [stderr]      5:     0x5564530e49f2 - std::io::Write::write_fmt::hac97d5cb5753e2ec
[INFO] [stderr]                                  at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/io/mod.rs:1516
[INFO] [stderr]      6:     0x5564530ebb5d - std::sys_common::backtrace::_print::haa20918e28a126c5
[INFO] [stderr]                                  at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/sys_common/backtrace.rs:61
[INFO] [stderr]      7:     0x5564530ebb5d - std::sys_common::backtrace::print::h49e772a4873d9076
[INFO] [stderr]                                  at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/sys_common/backtrace.rs:48
[INFO] [stderr]      8:     0x5564530ebb5d - std::panicking::default_hook::{{closure}}::hb218b305d15e3f11
[INFO] [stderr]                                  at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:208
[INFO] [stderr]      9:     0x5564530eb808 - std::panicking::default_hook::h63997b7b949e1ce0
[INFO] [stderr]                                  at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:227
[INFO] [stderr]     10:     0x5564530ec241 - std::panicking::rust_panic_with_hook::hb54f09ccadf64bd3
[INFO] [stderr]                                  at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:577
[INFO] [stderr]     11:     0x5564530ebde9 - std::panicking::begin_panic_handler::{{closure}}::h8b43445b254eeb30
[INFO] [stderr]                                  at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:484
[INFO] [stderr]     12:     0x5564530e964c - std::sys_common::backtrace::__rust_end_short_backtrace::hacd691450edfeae0
[INFO] [stderr]                                  at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/sys_common/backtrace.rs:153
[INFO] [stderr]     13:     0x5564530ebda9 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:483
[INFO] [stderr]     14:     0x5564530ebd5b - std::panicking::begin_panic_fmt::hef75366dd3a9de61
[INFO] [stderr]                                  at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:437
[INFO] [stderr]     15:     0x55645296485e - build_script_build::build_support::skia::prerequisites::download_dependencies::{{closure}}::h8cd5a83741dd33a9
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/skia-bindings-0.35.1/build_support/skia.rs:1267
[INFO] [stderr]     16:     0x556452949f85 - core::result::Result<T,E>::unwrap_or_else::hc979273833302223
[INFO] [stderr]                                  at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/core/src/result.rs:825
[INFO] [stderr]     17:     0x556452963f62 - build_script_build::build_support::skia::prerequisites::download_dependencies::hb03fe3deae4385b0
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/skia-bindings-0.35.1/build_support/skia.rs:1266
[INFO] [stderr]     18:     0x5564529636bc - build_script_build::build_support::skia::prerequisites::resolve_dependencies::ha03cd854fb2d27b2
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/skia-bindings-0.35.1/build_support/skia.rs:1217
[INFO] [stderr]     19:     0x556452942f66 - build_script_build::build_support::skia::fetch_dependencies::hcf5731e2d2b4364c
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/skia-bindings-0.35.1/build_support/skia.rs:526
[INFO] [stderr]     20:     0x556452942c8e - build_script_build::build_support::skia::build::h6c5272bd0757dc9e
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/skia-bindings-0.35.1/build_support/skia.rs:500
[INFO] [stderr]     21:     0x55645296e863 - build_script_build::main::ha2c4b16e9cdf2333
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/skia-bindings-0.35.1/build.rs:133
[INFO] [stderr]     22:     0x556452954feb - core::ops::function::FnOnce::call_once::h9d7ede7a9a565d5e
[INFO] [stderr]                                  at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/core/src/ops/function.rs:227
[INFO] [stderr]     23:     0x5564529516ee - std::sys_common::backtrace::__rust_begin_short_backtrace::hd764f35f60bb6d35
[INFO] [stderr]                                  at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/sys_common/backtrace.rs:137
[INFO] [stderr]     24:     0x5564529700d1 - std::rt::lang_start::{{closure}}::h07b001704e81d289
[INFO] [stderr]                                  at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/rt.rs:66
[INFO] [stderr]     25:     0x5564530ec757 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h908982dfc31b926f
[INFO] [stderr]                                  at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/core/src/ops/function.rs:259
[INFO] [stderr]     26:     0x5564530ec757 - std::panicking::try::do_call::h92777899503b7584
[INFO] [stderr]                                  at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:381
[INFO] [stderr]     27:     0x5564530ec757 - std::panicking::try::h8815656b2b76e792
[INFO] [stderr]                                  at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:345
[INFO] [stderr]     28:     0x5564530ec757 - std::panic::catch_unwind::h112ab81228f50b46
[INFO] [stderr]                                  at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panic.rs:382
[INFO] [stderr]     29:     0x5564530ec757 - std::rt::lang_start_internal::h1772a706c7575c24
[INFO] [stderr]                                  at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/rt.rs:51
[INFO] [stderr]     30:     0x5564529700a7 - std::rt::lang_start::h13ef7f9e14de93be
[INFO] [stderr]                                  at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/rt.rs:65
[INFO] [stderr]     31:     0x55645296fb8a - main
[INFO] [stderr]     32:     0x7f06a7c480b3 - __libc_start_main
[INFO] [stderr]     33:     0x5564529320be - _start
[INFO] [stderr]     34:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "43e85d42e50b6c4bdf543c912d14b87760c247967bdd4a361ef1e3400bf16f20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43e85d42e50b6c4bdf543c912d14b87760c247967bdd4a361ef1e3400bf16f20", kill_on_drop: false }`
[INFO] [stdout] 43e85d42e50b6c4bdf543c912d14b87760c247967bdd4a361ef1e3400bf16f20