[INFO] cloning repository https://github.com/michael-swan/proveit
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/michael-swan/proveit" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichael-swan%2Fproveit"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichael-swan%2Fproveit'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] dc84cfd69e41455775ef28b015817406f87dea02
[INFO] checking michael-swan/proveit against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichael-swan%2Fproveit" "/workspace/builds/worker-12/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/michael-swan/proveit on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/michael-swan/proveit
[INFO] finished tweaking git repo https://github.com/michael-swan/proveit
[INFO] tweaked toml for git repo https://github.com/michael-swan/proveit written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/michael-swan/proveit already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 16a273e40e55540c26438ad4b05dd3a9d5c62fd03916da834447fe9aa26fc023
[INFO] running `"docker" "start" "-a" "16a273e40e55540c26438ad4b05dd3a9d5c62fd03916da834447fe9aa26fc023"`
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling curl v0.4.28
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling sdl2 v0.33.0
[INFO] [stderr]    Compiling sdl2-sys v0.33.0
[INFO] [stderr]    Compiling miniz_oxide v0.3.6
[INFO] [stderr]    Compiling curl-sys v0.4.30+curl-7.69.1
[INFO] [stderr]    Compiling serde v1.0.105
[INFO] [stderr]    Compiling socket2 v0.3.11
[INFO] [stderr]    Compiling filetime v0.2.8
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling rust-embed-utils v5.0.0
[INFO] [stderr]    Compiling openssl-sys v0.9.54
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling clang-sys v0.29.2
[INFO] [stderr]    Compiling tar v0.4.26
[INFO] [stderr]    Compiling flate2 v1.0.14
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling gl v0.14.0
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling bindgen v0.53.2
[INFO] [stderr]    Compiling rust-embed-impl v5.5.1
[INFO] [stderr]     Checking rust-embed v5.5.1
[INFO] [stderr]    Compiling serde_json v1.0.48
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling skia-bindings v0.27.1
[INFO] [stderr] error: failed to run custom build command for `skia-bindings v0.27.1`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/skia-bindings-89b6c73d713e74c4/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=FORCE_SKIA_BUILD
[INFO] [stderr] cargo:rerun-if-env-changed=FORCE_SKIA_BINARIES_DOWNLOAD
[INFO] [stderr] TRYING TO DOWNLOAD AND INSTALL SKIA BINARIES: 0.27.1/405bf3c1048b2db41e22-x86_64-unknown-linux-gnu-gl
[INFO] [stderr]   FROM: https://github.com/rust-skia/skia-binaries/releases/download/0.27.1/skia-binaries-405bf3c1048b2db41e22-x86_64-unknown-linux-gnu-gl.tar.gz
[INFO] [stderr] DOWNLOAD AND INSTALL FAILED: [6] Couldn't resolve host name
[INFO] [stderr] STARTING A FULL BUILD
[INFO] [stderr] DOWNLOADING: https://codeload.github.com/rust-skia/skia/tar.gz/m81-0.27.0
[INFO] [stderr] 
[INFO] [stderr] --- stderr
[INFO] [stderr] thread 'main' panicked at 'Failed to download https://codeload.github.com/rust-skia/skia/tar.gz/m81-0.27.0 ([6] Couldn't resolve host name)', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/skia-bindings-0.27.1/build_support/skia.rs:1093:39
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x564d0ed95864 - backtrace::backtrace::libunwind::trace::h9e598fcb10d5c4f5
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stderr]    1:     0x564d0ed95864 - backtrace::backtrace::trace_unsynchronized::hbfbd58fbb4a2603e
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x564d0ed95864 - std::sys_common::backtrace::_print_fmt::hacb596a8013761df
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]    3:     0x564d0ed95864 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::ha1ba73c9085723eb
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]    4:     0x564d0edc315c - core::fmt::write::hb4ac1e8a8c800611
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1069
[INFO] [stderr]    5:     0x564d0ed913a3 - std::io::Write::write_fmt::ha413e6029f4d499f
[INFO] [stderr]                                at src/libstd/io/mod.rs:1504
[INFO] [stderr]    6:     0x564d0ed98905 - std::sys_common::backtrace::_print::h5afa8b3832cd03b8
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]    7:     0x564d0ed98905 - std::sys_common::backtrace::print::h49229e3486b70f83
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x564d0ed98905 - std::panicking::default_hook::{{closure}}::hcfefd5f4943f3aa9
[INFO] [stderr]                                at src/libstd/panicking.rs:198
[INFO] [stderr]    9:     0x564d0ed98642 - std::panicking::default_hook::h4c2b6d8d034c53de
[INFO] [stderr]                                at src/libstd/panicking.rs:218
[INFO] [stderr]   10:     0x564d0ed98f62 - std::panicking::rust_panic_with_hook::hf8cee70c0118d2cc
[INFO] [stderr]                                at src/libstd/panicking.rs:511
[INFO] [stderr]   11:     0x564d0ed98b4b - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:419
[INFO] [stderr]   12:     0x564d0ed98abb - std::panicking::begin_panic_fmt::h58dd034954c7216c
[INFO] [stderr]                                at src/libstd/panicking.rs:373
[INFO] [stderr]   13:     0x564d0e59e2f9 - build_script_build::build_support::skia::prerequisites::download_dependencies::{{closure}}::h97201dfa51a293e9
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/skia-bindings-0.27.1/build_support/skia.rs:1093
[INFO] [stderr]   14:     0x564d0e58a015 - core::result::Result<T,E>::unwrap_or_else::ha2072374cb791ded
[INFO] [stderr]                                at /rustc/209b2be09fcaff937480d1fbbe8b31646e361c7a/src/libcore/result.rs:853
[INFO] [stderr]   15:     0x564d0e59da21 - build_script_build::build_support::skia::prerequisites::download_dependencies::hae304dc8d9ed0982
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/skia-bindings-0.27.1/build_support/skia.rs:1092
[INFO] [stderr]   16:     0x564d0e59d15c - build_script_build::build_support::skia::prerequisites::resolve_dependencies::h68608e10c2a89169
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/skia-bindings-0.27.1/build_support/skia.rs:1043
[INFO] [stderr]   17:     0x564d0e578a4c - build_script_build::build_support::skia::build::hb88d0f2753085b53
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/skia-bindings-0.27.1/build_support/skia.rs:435
[INFO] [stderr]   18:     0x564d0e57df57 - build_script_build::main::h9b18eef6b2ab61f8
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/skia-bindings-0.27.1/build.rs:72
[INFO] [stderr]   19:     0x564d0e5a8e4b - std::rt::lang_start::{{closure}}::h5032a79fd826b6f5
[INFO] [stderr]                                at /rustc/209b2be09fcaff937480d1fbbe8b31646e361c7a/src/libstd/rt.rs:67
[INFO] [stderr]   20:     0x564d0ed99478 - std::rt::lang_start_internal::{{closure}}::h4c4631d379953dd0
[INFO] [stderr]                                at src/libstd/rt.rs:52
[INFO] [stderr]   21:     0x564d0ed99478 - std::panicking::try::do_call::hc26b3db2421dedbb
[INFO] [stderr]                                at src/libstd/panicking.rs:331
[INFO] [stderr]   22:     0x564d0ed99478 - std::panicking::try::h4da6835c8705b8a7
[INFO] [stderr]                                at src/libstd/panicking.rs:274
[INFO] [stderr]   23:     0x564d0ed99478 - std::panic::catch_unwind::h02aff520273fa6b1
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   24:     0x564d0ed99478 - std::rt::lang_start_internal::he0572ca212cb5ef4
[INFO] [stderr]                                at src/libstd/rt.rs:51
[INFO] [stderr]   25:     0x564d0e5a8e27 - std::rt::lang_start::hd7d91d906f27b5e6
[INFO] [stderr]                                at /rustc/209b2be09fcaff937480d1fbbe8b31646e361c7a/src/libstd/rt.rs:67
[INFO] [stderr]   26:     0x564d0e57ef7a - main
[INFO] [stderr]   27:     0x7f7fcd220b97 - __libc_start_main
[INFO] [stderr]   28:     0x564d0e56af8a - _start
[INFO] [stderr]   29:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "16a273e40e55540c26438ad4b05dd3a9d5c62fd03916da834447fe9aa26fc023"`
[INFO] running `"docker" "rm" "-f" "16a273e40e55540c26438ad4b05dd3a9d5c62fd03916da834447fe9aa26fc023"`
[INFO] [stdout] 16a273e40e55540c26438ad4b05dd3a9d5c62fd03916da834447fe9aa26fc023
