[INFO] fetching crate gl-headless 0.2.2...
[INFO] testing gl-headless-0.2.2 against 1.75.0 for beta-1.76-1
[INFO] extracting crate gl-headless 0.2.2 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate gl-headless 0.2.2 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 gl-headless 0.2.2
[INFO] finished tweaking crates.io crate gl-headless 0.2.2
[INFO] tweaked toml for crates.io crate gl-headless 0.2.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded gl-headless-macros v0.1.1
[INFO] [stderr]   Downloaded glfw v0.51.0
[INFO] [stderr]   Downloaded glfw-sys v4.0.0+3.3.5
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ddbcdaa5ae21079885fb780c38b3fc48869010120ee6f473c80845443c9533f2
[INFO] running `Command { std: "docker" "start" "-a" "ddbcdaa5ae21079885fb780c38b3fc48869010120ee6f473c80845443c9533f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ddbcdaa5ae21079885fb780c38b3fc48869010120ee6f473c80845443c9533f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddbcdaa5ae21079885fb780c38b3fc48869010120ee6f473c80845443c9533f2", kill_on_drop: false }`
[INFO] [stdout] ddbcdaa5ae21079885fb780c38b3fc48869010120ee6f473c80845443c9533f2
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4f6b68a2b558c2c12c0dc938a28b8a63a9e01f247297b988ab97a5712bfa3f9
[INFO] running `Command { std: "docker" "start" "-a" "a4f6b68a2b558c2c12c0dc938a28b8a63a9e01f247297b988ab97a5712bfa3f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling gl v0.14.0
[INFO] [stderr]    Compiling cmake v0.1.50
[INFO] [stderr]    Compiling glfw-sys v4.0.0+3.3.5
[INFO] [stderr]    Compiling gl-headless-macros v0.1.1
[INFO] [stderr]    Compiling glfw v0.51.0
[INFO] [stderr]    Compiling gl-headless v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.57s
[INFO] running `Command { std: "docker" "inspect" "a4f6b68a2b558c2c12c0dc938a28b8a63a9e01f247297b988ab97a5712bfa3f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4f6b68a2b558c2c12c0dc938a28b8a63a9e01f247297b988ab97a5712bfa3f9", kill_on_drop: false }`
[INFO] [stdout] a4f6b68a2b558c2c12c0dc938a28b8a63a9e01f247297b988ab97a5712bfa3f9
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e337753e5cb536eefa21514962f782bd805c1e155508df4cd146b576e2a29da
[INFO] running `Command { std: "docker" "start" "-a" "4e337753e5cb536eefa21514962f782bd805c1e155508df4cd146b576e2a29da", kill_on_drop: false }`
[INFO] [stderr]    Compiling gl-headless v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "4e337753e5cb536eefa21514962f782bd805c1e155508df4cd146b576e2a29da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e337753e5cb536eefa21514962f782bd805c1e155508df4cd146b576e2a29da", kill_on_drop: false }`
[INFO] [stdout] 4e337753e5cb536eefa21514962f782bd805c1e155508df4cd146b576e2a29da
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e87b826c9365ea3b4b524adf24a121df8f9b91f8e2b16f2709637bdf16b12377
[INFO] running `Command { std: "docker" "start" "-a" "e87b826c9365ea3b4b524adf24a121df8f9b91f8e2b16f2709637bdf16b12377", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/gl_headless-248c5e6e68759a4b)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests gl-headless
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 18) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 51) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 75) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 35) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 18) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] thread 'main' panicked at src/internals.rs:48:31:
[INFO] [stdout] glfw error [PlatformError]: X11: The DISPLAY environment variable is missing
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55cee31222ec - std::backtrace_rs::backtrace::libunwind::trace::ha637c64ce894333a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x55cee31222ec - std::backtrace_rs::backtrace::trace_unsynchronized::h47f62dea28e0c88d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55cee31222ec - std::sys_common::backtrace::_print_fmt::h9eef0abe20ede486
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x55cee31222ec - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hed7f999df88cc644
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x55cee3141cd0 - core::fmt::rt::Argument::fmt::h1539a9308b8d058d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x55cee3141cd0 - core::fmt::write::h3a39390d8560d9c9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x55cee312074f - std::io::Write::write_fmt::h5fc9997dfe05f882
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/io/mod.rs:1762:15
[INFO] [stdout]    7:     0x55cee31220d4 - std::sys_common::backtrace::_print::h894006fb5c6f3d45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x55cee31220d4 - std::sys_common::backtrace::print::h23a2d212c6fff936
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x55cee31235e7 - std::panicking::default_hook::{{closure}}::h8a1d2ee00185001a
[INFO] [stdout]   10:     0x55cee312334f - std::panicking::default_hook::h6038f2eba384e475
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:292:9
[INFO] [stdout]   11:     0x55cee3123a68 - std::panicking::rust_panic_with_hook::h2b5517d590cab22e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:779:13
[INFO] [stdout]   12:     0x55cee312394e - std::panicking::begin_panic_handler::{{closure}}::h233112c06e0ef43e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:657:13
[INFO] [stdout]   13:     0x55cee31227b6 - std::sys_common::backtrace::__rust_end_short_backtrace::h6e893f24d7ebbff8
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:170:18
[INFO] [stdout]   14:     0x55cee31236b2 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:645:5
[INFO] [stdout]   15:     0x55cee30c1975 - core::panicking::panic_fmt::hbf0e066aabfa482c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:72:14
[INFO] [stdout]   16:     0x55cee30c5c12 - gl_headless::_internals::GLContext::with_version::{{closure}}::h69dc852fb0cee2fc
[INFO] [stdout]                                at /opt/rustwide/workdir/src/internals.rs:48:31
[INFO] [stdout]   17:     0x55cee30c3166 - core::ops::function::FnOnce::call_once::ha6a90099f83bcd04
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   18:     0x55cee30c2d78 - <glfw::Callback<fn(glfw::Error,alloc::string::String,&UserData),UserData> as glfw::callbacks::error::Object<(glfw::Error,alloc::string::String)>>::call::h8e167f929164848d
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/glfw-0.51.0/src/callbacks.rs:45:17
[INFO] [stdout]   19:     0x55cee30e86b3 - glfw::callbacks::error::callback::{{closure}}::he199c8a2aafbe35f
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/glfw-0.51.0/src/callbacks.rs:67:46
[INFO] [stdout]   20:     0x55cee30ef56c - std::thread::local::LocalKey<T>::try_with::h4895ad7f3e7110e4
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/local.rs:270:16
[INFO] [stdout]   21:     0x55cee30ef428 - std::thread::local::LocalKey<T>::with::h79cba206575ef042
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/local.rs:246:9
[INFO] [stdout]   22:     0x55cee30e8588 - glfw::callbacks::error::callback::h28c17217e553f2df
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/glfw-0.51.0/src/callbacks.rs:65:13
[INFO] [stdout]   23:     0x55cee30f567c - _glfwInputError
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/glfw-sys-4.0.0+3.3.5/src/init.c:215:9
[INFO] [stdout]   24:     0x55cee30fab52 - _glfwPlatformInit
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/glfw-sys-4.0.0+3.3.5/src/x11_init.c:1063:13
[INFO] [stdout]   25:     0x55cee30f56ee - glfwInit
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/glfw-sys-4.0.0+3.3.5/src/init.c:231:10
[INFO] [stdout]   26:     0x55cee30c3f99 - glfw::init::h7ecaf6b63f1d1a88
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/glfw-0.51.0/src/lib.rs:769:17
[INFO] [stdout]   27:     0x55cee30c55d8 - gl_headless::_internals::GLContext::with_version::hcbe14f63bdb36fc1
[INFO] [stdout]                                at /opt/rustwide/workdir/src/internals.rs:47:24
[INFO] [stdout]   28:     0x55cee30c54b1 - gl_headless::_internals::GLContext::new::h71faf9b5b0903e19
[INFO] [stdout]                                at /opt/rustwide/workdir/src/internals.rs:39:9
[INFO] [stdout]   29:     0x55cee30c545d - gl_headless::_internals::GLContextBuilder::build::h8f0254719b83898f
[INFO] [stdout]                                at /opt/rustwide/workdir/src/internals.rs:27:21
[INFO] [stdout]   30:     0x55cee30c2835 - rust_out::main::hc20c0d07e2402830
[INFO] [stdout]   31:     0x55cee30c2353 - core::ops::function::FnOnce::call_once::hbc459743598298c4
[INFO] [stdout]   32:     0x55cee30c21b6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h62debe7d3058b76a
[INFO] [stdout]   33:     0x55cee30c2209 - std::rt::lang_start::{{closure}}::h8f486f3e1e6418b2
[INFO] [stdout]   34:     0x55cee311e017 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hd95060ecd5e1ca24
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:284:13
[INFO] [stdout]   35:     0x55cee311e017 - std::panicking::try::do_call::h6e8cf51db32a6e4b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   36:     0x55cee311e017 - std::panicking::try::h3a52eefe24fe3c29
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   37:     0x55cee311e017 - std::panic::catch_unwind::h24c28c23c02c3841
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   38:     0x55cee311e017 - std::rt::lang_start_internal::{{closure}}::h705d3c9cbc06ef47
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/rt.rs:148:48
[INFO] [stdout]   39:     0x55cee311e017 - std::panicking::try::do_call::ha21f52ba13158470
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   40:     0x55cee311e017 - std::panicking::try::h5581346bf6aeb1f8
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   41:     0x55cee311e017 - std::panic::catch_unwind::h7919645a6b72e25b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   42:     0x55cee311e017 - std::rt::lang_start_internal::h12de51168669836e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/rt.rs:148:20
[INFO] [stdout]   43:     0x55cee30c21e7 - std::rt::lang_start::h2c48f91a7bf85629
[INFO] [stdout]   44:     0x55cee30c29a5 - main
[INFO] [stdout]   45:     0x7f070544ad90 - <unknown>
[INFO] [stdout]   46:     0x7f070544ae40 - __libc_start_main
[INFO] [stdout]   47:     0x55cee30c20d5 - _start
[INFO] [stdout]   48:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 51) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] thread 'main' panicked at src/internals.rs:48:31:
[INFO] [stdout] glfw error [PlatformError]: X11: The DISPLAY environment variable is missing
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x556b0306a72c - std::backtrace_rs::backtrace::libunwind::trace::ha637c64ce894333a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x556b0306a72c - std::backtrace_rs::backtrace::trace_unsynchronized::h47f62dea28e0c88d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x556b0306a72c - std::sys_common::backtrace::_print_fmt::h9eef0abe20ede486
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x556b0306a72c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hed7f999df88cc644
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x556b0308a4a0 - core::fmt::rt::Argument::fmt::h1539a9308b8d058d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x556b0308a4a0 - core::fmt::write::h3a39390d8560d9c9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x556b03068b8f - std::io::Write::write_fmt::h5fc9997dfe05f882
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/io/mod.rs:1762:15
[INFO] [stdout]    7:     0x556b0306a514 - std::sys_common::backtrace::_print::h894006fb5c6f3d45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x556b0306a514 - std::sys_common::backtrace::print::h23a2d212c6fff936
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x556b0306ba27 - std::panicking::default_hook::{{closure}}::h8a1d2ee00185001a
[INFO] [stdout]   10:     0x556b0306b78f - std::panicking::default_hook::h6038f2eba384e475
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:292:9
[INFO] [stdout]   11:     0x556b0306bea8 - std::panicking::rust_panic_with_hook::h2b5517d590cab22e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:779:13
[INFO] [stdout]   12:     0x556b0306bd8e - std::panicking::begin_panic_handler::{{closure}}::h233112c06e0ef43e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:657:13
[INFO] [stdout]   13:     0x556b0306abf6 - std::sys_common::backtrace::__rust_end_short_backtrace::h6e893f24d7ebbff8
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:170:18
[INFO] [stdout]   14:     0x556b0306baf2 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:645:5
[INFO] [stdout]   15:     0x556b03009975 - core::panicking::panic_fmt::hbf0e066aabfa482c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:72:14
[INFO] [stdout]   16:     0x556b0300e052 - gl_headless::_internals::GLContext::with_version::{{closure}}::h69dc852fb0cee2fc
[INFO] [stdout]                                at /opt/rustwide/workdir/src/internals.rs:48:31
[INFO] [stdout]   17:     0x556b0300b5a6 - core::ops::function::FnOnce::call_once::ha6a90099f83bcd04
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   18:     0x556b0300b1b8 - <glfw::Callback<fn(glfw::Error,alloc::string::String,&UserData),UserData> as glfw::callbacks::error::Object<(glfw::Error,alloc::string::String)>>::call::h8e167f929164848d
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/glfw-0.51.0/src/callbacks.rs:45:17
[INFO] [stdout]   19:     0x556b03030af3 - glfw::callbacks::error::callback::{{closure}}::he199c8a2aafbe35f
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/glfw-0.51.0/src/callbacks.rs:67:46
[INFO] [stdout]   20:     0x556b030379ac - std::thread::local::LocalKey<T>::try_with::h4895ad7f3e7110e4
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/local.rs:270:16
[INFO] [stdout]   21:     0x556b03037868 - std::thread::local::LocalKey<T>::with::h79cba206575ef042
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/local.rs:246:9
[INFO] [stdout]   22:     0x556b030309c8 - glfw::callbacks::error::callback::h28c17217e553f2df
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/glfw-0.51.0/src/callbacks.rs:65:13
[INFO] [stdout]   23:     0x556b0303dabc - _glfwInputError
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/glfw-sys-4.0.0+3.3.5/src/init.c:215:9
[INFO] [stdout]   24:     0x556b03042f92 - _glfwPlatformInit
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/glfw-sys-4.0.0+3.3.5/src/x11_init.c:1063:13
[INFO] [stdout]   25:     0x556b0303db2e - glfwInit
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/glfw-sys-4.0.0+3.3.5/src/init.c:231:10
[INFO] [stdout]   26:     0x556b0300c3d9 - glfw::init::h7ecaf6b63f1d1a88
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/glfw-0.51.0/src/lib.rs:769:17
[INFO] [stdout]   27:     0x556b0300da18 - gl_headless::_internals::GLContext::with_version::hcbe14f63bdb36fc1
[INFO] [stdout]                                at /opt/rustwide/workdir/src/internals.rs:47:24
[INFO] [stdout]   28:     0x556b0300d8f1 - gl_headless::_internals::GLContext::new::h71faf9b5b0903e19
[INFO] [stdout]                                at /opt/rustwide/workdir/src/internals.rs:39:9
[INFO] [stdout]   29:     0x556b0300d89d - gl_headless::_internals::GLContextBuilder::build::h8f0254719b83898f
[INFO] [stdout]                                at /opt/rustwide/workdir/src/internals.rs:27:21
[INFO] [stdout]   30:     0x556b0300abf9 - rust_out::get_version::h836069692e5bb698
[INFO] [stdout]   31:     0x556b0300aaf2 - rust_out::main::hc20c0d07e2402830
[INFO] [stdout]   32:     0x556b0300a3a3 - core::ops::function::FnOnce::call_once::hbc459743598298c4
[INFO] [stdout]   33:     0x556b0300a1b6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h62debe7d3058b76a
[INFO] [stdout]   34:     0x556b0300a209 - std::rt::lang_start::{{closure}}::h8f486f3e1e6418b2
[INFO] [stdout]   35:     0x556b03066457 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hd95060ecd5e1ca24
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:284:13
[INFO] [stdout]   36:     0x556b03066457 - std::panicking::try::do_call::h6e8cf51db32a6e4b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   37:     0x556b03066457 - std::panicking::try::h3a52eefe24fe3c29
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   38:     0x556b03066457 - std::panic::catch_unwind::h24c28c23c02c3841
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   39:     0x556b03066457 - std::rt::lang_start_internal::{{closure}}::h705d3c9cbc06ef47
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/rt.rs:148:48
[INFO] [stdout]   40:     0x556b03066457 - std::panicking::try::do_call::ha21f52ba13158470
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   41:     0x556b03066457 - std::panicking::try::h5581346bf6aeb1f8
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   42:     0x556b03066457 - std::panic::catch_unwind::h7919645a6b72e25b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   43:     0x556b03066457 - std::rt::lang_start_internal::h12de51168669836e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/rt.rs:148:20
[INFO] [stdout]   44:     0x556b0300a1e7 - std::rt::lang_start::h2c48f91a7bf85629
[INFO] [stdout]   45:     0x556b0300ade5 - main
[INFO] [stdout]   46:     0x7f107665bd90 - <unknown>
[INFO] [stdout]   47:     0x7f107665be40 - __libc_start_main
[INFO] [stdout]   48:     0x556b0300a0d5 - _start
[INFO] [stdout]   49:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 75) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] thread 'main' panicked at src/internals.rs:48:31:
[INFO] [stdout] glfw error [PlatformError]: X11: The DISPLAY environment variable is missing
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55c30fa9c0cc - std::backtrace_rs::backtrace::libunwind::trace::ha637c64ce894333a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x55c30fa9c0cc - std::backtrace_rs::backtrace::trace_unsynchronized::h47f62dea28e0c88d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55c30fa9c0cc - std::sys_common::backtrace::_print_fmt::h9eef0abe20ede486
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x55c30fa9c0cc - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hed7f999df88cc644
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x55c30fabf730 - core::fmt::rt::Argument::fmt::h1539a9308b8d058d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x55c30fabf730 - core::fmt::write::h3a39390d8560d9c9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x55c30fa9a52f - std::io::Write::write_fmt::h5fc9997dfe05f882
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/io/mod.rs:1762:15
[INFO] [stdout]    7:     0x55c30fa9beb4 - std::sys_common::backtrace::_print::h894006fb5c6f3d45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x55c30fa9beb4 - std::sys_common::backtrace::print::h23a2d212c6fff936
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x55c30fa9d3c7 - std::panicking::default_hook::{{closure}}::h8a1d2ee00185001a
[INFO] [stdout]   10:     0x55c30fa9d12f - std::panicking::default_hook::h6038f2eba384e475
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:292:9
[INFO] [stdout]   11:     0x55c30fa9d848 - std::panicking::rust_panic_with_hook::h2b5517d590cab22e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:779:13
[INFO] [stdout]   12:     0x55c30fa9d72e - std::panicking::begin_panic_handler::{{closure}}::h233112c06e0ef43e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:657:13
[INFO] [stdout]   13:     0x55c30fa9c596 - std::sys_common::backtrace::__rust_end_short_backtrace::h6e893f24d7ebbff8
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:170:18
[INFO] [stdout]   14:     0x55c30fa9d492 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:645:5
[INFO] [stdout]   15:     0x55c30fa38975 - core::panicking::panic_fmt::hbf0e066aabfa482c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:72:14
[INFO] [stdout]   16:     0x55c30fa3e032 - gl_headless::_internals::GLContext::with_version::{{closure}}::h69dc852fb0cee2fc
[INFO] [stdout]                                at /opt/rustwide/workdir/src/internals.rs:48:31
[INFO] [stdout]   17:     0x55c30fa3b556 - core::ops::function::FnOnce::call_once::ha6a90099f83bcd04
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   18:     0x55c30fa3b168 - <glfw::Callback<fn(glfw::Error,alloc::string::String,&UserData),UserData> as glfw::callbacks::error::Object<(glfw::Error,alloc::string::String)>>::call::h8e167f929164848d
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/glfw-0.51.0/src/callbacks.rs:45:17
[INFO] [stdout]   19:     0x55c30fa62133 - glfw::callbacks::error::callback::{{closure}}::he199c8a2aafbe35f
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/glfw-0.51.0/src/callbacks.rs:67:46
[INFO] [stdout]   20:     0x55c30fa6958c - std::thread::local::LocalKey<T>::try_with::h4895ad7f3e7110e4
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/local.rs:270:16
[INFO] [stdout]   21:     0x55c30fa69448 - std::thread::local::LocalKey<T>::with::h79cba206575ef042
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/local.rs:246:9
[INFO] [stdout]   22:     0x55c30fa62008 - glfw::callbacks::error::callback::h28c17217e553f2df
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/glfw-0.51.0/src/callbacks.rs:65:13
[INFO] [stdout]   23:     0x55c30fa6fb0c - _glfwInputError
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/glfw-sys-4.0.0+3.3.5/src/init.c:215:9
[INFO] [stdout]   24:     0x55c30fa74fe2 - _glfwPlatformInit
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/glfw-sys-4.0.0+3.3.5/src/x11_init.c:1063:13
[INFO] [stdout]   25:     0x55c30fa6fb7e - glfwInit
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/glfw-sys-4.0.0+3.3.5/src/init.c:231:10
[INFO] [stdout]   26:     0x55c30fa3c389 - glfw::init::h7ecaf6b63f1d1a88
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/glfw-0.51.0/src/lib.rs:769:17
[INFO] [stdout]   27:     0x55c30fa3d9f8 - gl_headless::_internals::GLContext::with_version::hcbe14f63bdb36fc1
[INFO] [stdout]                                at /opt/rustwide/workdir/src/internals.rs:47:24
[INFO] [stdout]   28:     0x55c30fa3d94b - gl_headless::_internals::GLContext::with_version_str::h1048a3d3c95a6164
[INFO] [stdout]                                at /opt/rustwide/workdir/src/internals.rs:43:9
[INFO] [stdout]   29:     0x55c30fa3d89e - gl_headless::_internals::GLContextBuilder::build::h8f0254719b83898f
[INFO] [stdout]                                at /opt/rustwide/workdir/src/internals.rs:26:30
[INFO] [stdout]   30:     0x55c30fa3a7c0 - rust_out::example1::h76d3186e521e7887
[INFO] [stdout]   31:     0x55c30fa3a766 - rust_out::main::hc20c0d07e2402830
[INFO] [stdout]   32:     0x55c30fa39803 - core::ops::function::FnOnce::call_once::hbc459743598298c4
[INFO] [stdout]   33:     0x55c30fa39436 - std::sys_common::backtrace::__rust_begin_short_backtrace::h62debe7d3058b76a
[INFO] [stdout]   34:     0x55c30fa39489 - std::rt::lang_start::{{closure}}::h8f486f3e1e6418b2
[INFO] [stdout]   35:     0x55c30fa97df7 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hd95060ecd5e1ca24
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:284:13
[INFO] [stdout]   36:     0x55c30fa97df7 - std::panicking::try::do_call::h6e8cf51db32a6e4b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   37:     0x55c30fa97df7 - std::panicking::try::h3a52eefe24fe3c29
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   38:     0x55c30fa97df7 - std::panic::catch_unwind::h24c28c23c02c3841
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   39:     0x55c30fa97df7 - std::rt::lang_start_internal::{{closure}}::h705d3c9cbc06ef47
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/rt.rs:148:48
[INFO] [stdout]   40:     0x55c30fa97df7 - std::panicking::try::do_call::ha21f52ba13158470
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   41:     0x55c30fa97df7 - std::panicking::try::h5581346bf6aeb1f8
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   42:     0x55c30fa97df7 - std::panic::catch_unwind::h7919645a6b72e25b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   43:     0x55c30fa97df7 - std::rt::lang_start_internal::h12de51168669836e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/rt.rs:148:20
[INFO] [stdout]   44:     0x55c30fa39467 - std::rt::lang_start::h2c48f91a7bf85629
[INFO] [stdout]   45:     0x55c30fa3ad95 - main
[INFO] [stdout]   46:     0x7fb07dba6d90 - <unknown>
[INFO] [stdout]   47:     0x7fb07dba6e40 - __libc_start_main
[INFO] [stdout]   48:     0x55c30fa39115 - _start
[INFO] [stdout]   49:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 35) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] thread 'main' panicked at src/internals.rs:48:31:
[INFO] [stdout] glfw error [PlatformError]: X11: The DISPLAY environment variable is missing
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x558ba5a1534c - std::backtrace_rs::backtrace::libunwind::trace::ha637c64ce894333a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x558ba5a1534c - std::backtrace_rs::backtrace::trace_unsynchronized::h47f62dea28e0c88d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x558ba5a1534c - std::sys_common::backtrace::_print_fmt::h9eef0abe20ede486
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x558ba5a1534c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hed7f999df88cc644
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x558ba5a34d30 - core::fmt::rt::Argument::fmt::h1539a9308b8d058d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x558ba5a34d30 - core::fmt::write::h3a39390d8560d9c9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x558ba5a137af - std::io::Write::write_fmt::h5fc9997dfe05f882
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/io/mod.rs:1762:15
[INFO] [stdout]    7:     0x558ba5a15134 - std::sys_common::backtrace::_print::h894006fb5c6f3d45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x558ba5a15134 - std::sys_common::backtrace::print::h23a2d212c6fff936
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x558ba5a16647 - std::panicking::default_hook::{{closure}}::h8a1d2ee00185001a
[INFO] [stdout]   10:     0x558ba5a163af - std::panicking::default_hook::h6038f2eba384e475
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:292:9
[INFO] [stdout]   11:     0x558ba5a16ac8 - std::panicking::rust_panic_with_hook::h2b5517d590cab22e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:779:13
[INFO] [stdout]   12:     0x558ba5a169ae - std::panicking::begin_panic_handler::{{closure}}::h233112c06e0ef43e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:657:13
[INFO] [stdout]   13:     0x558ba5a15816 - std::sys_common::backtrace::__rust_end_short_backtrace::h6e893f24d7ebbff8
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:170:18
[INFO] [stdout]   14:     0x558ba5a16712 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:645:5
[INFO] [stdout]   15:     0x558ba59b4975 - core::panicking::panic_fmt::hbf0e066aabfa482c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:72:14
[INFO] [stdout]   16:     0x558ba59b8c72 - gl_headless::_internals::GLContext::with_version::{{closure}}::h69dc852fb0cee2fc
[INFO] [stdout]                                at /opt/rustwide/workdir/src/internals.rs:48:31
[INFO] [stdout]   17:     0x558ba59b6196 - core::ops::function::FnOnce::call_once::ha6a90099f83bcd04
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   18:     0x558ba59b5da8 - <glfw::Callback<fn(glfw::Error,alloc::string::String,&UserData),UserData> as glfw::callbacks::error::Object<(glfw::Error,alloc::string::String)>>::call::h8e167f929164848d
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/glfw-0.51.0/src/callbacks.rs:45:17
[INFO] [stdout]   19:     0x558ba59db713 - glfw::callbacks::error::callback::{{closure}}::he199c8a2aafbe35f
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/glfw-0.51.0/src/callbacks.rs:67:46
[INFO] [stdout]   20:     0x558ba59e25cc - std::thread::local::LocalKey<T>::try_with::h4895ad7f3e7110e4
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/local.rs:270:16
[INFO] [stdout]   21:     0x558ba59e2488 - std::thread::local::LocalKey<T>::with::h79cba206575ef042
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/local.rs:246:9
[INFO] [stdout]   22:     0x558ba59db5e8 - glfw::callbacks::error::callback::h28c17217e553f2df
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/glfw-0.51.0/src/callbacks.rs:65:13
[INFO] [stdout]   23:     0x558ba59e86dc - _glfwInputError
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/glfw-sys-4.0.0+3.3.5/src/init.c:215:9
[INFO] [stdout]   24:     0x558ba59edbb2 - _glfwPlatformInit
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/glfw-sys-4.0.0+3.3.5/src/x11_init.c:1063:13
[INFO] [stdout]   25:     0x558ba59e874e - glfwInit
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/glfw-sys-4.0.0+3.3.5/src/init.c:231:10
[INFO] [stdout]   26:     0x558ba59b6fc9 - glfw::init::h7ecaf6b63f1d1a88
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/glfw-0.51.0/src/lib.rs:769:17
[INFO] [stdout]   27:     0x558ba59b8638 - gl_headless::_internals::GLContext::with_version::hcbe14f63bdb36fc1
[INFO] [stdout]                                at /opt/rustwide/workdir/src/internals.rs:47:24
[INFO] [stdout]   28:     0x558ba59b858b - gl_headless::_internals::GLContext::with_version_str::h1048a3d3c95a6164
[INFO] [stdout]                                at /opt/rustwide/workdir/src/internals.rs:43:9
[INFO] [stdout]   29:     0x558ba59b84de - gl_headless::_internals::GLContextBuilder::build::h8f0254719b83898f
[INFO] [stdout]                                at /opt/rustwide/workdir/src/internals.rs:26:30
[INFO] [stdout]   30:     0x558ba59b5860 - rust_out::main::hc20c0d07e2402830
[INFO] [stdout]   31:     0x558ba59b5353 - core::ops::function::FnOnce::call_once::hbc459743598298c4
[INFO] [stdout]   32:     0x558ba59b51b6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h62debe7d3058b76a
[INFO] [stdout]   33:     0x558ba59b5209 - std::rt::lang_start::{{closure}}::h8f486f3e1e6418b2
[INFO] [stdout]   34:     0x558ba5a11077 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hd95060ecd5e1ca24
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:284:13
[INFO] [stdout]   35:     0x558ba5a11077 - std::panicking::try::do_call::h6e8cf51db32a6e4b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   36:     0x558ba5a11077 - std::panicking::try::h3a52eefe24fe3c29
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   37:     0x558ba5a11077 - std::panic::catch_unwind::h24c28c23c02c3841
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   38:     0x558ba5a11077 - std::rt::lang_start_internal::{{closure}}::h705d3c9cbc06ef47
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/rt.rs:148:48
[INFO] [stdout]   39:     0x558ba5a11077 - std::panicking::try::do_call::ha21f52ba13158470
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   40:     0x558ba5a11077 - std::panicking::try::h5581346bf6aeb1f8
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   41:     0x558ba5a11077 - std::panic::catch_unwind::h7919645a6b72e25b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   42:     0x558ba5a11077 - std::rt::lang_start_internal::h12de51168669836e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/rt.rs:148:20
[INFO] [stdout]   43:     0x558ba59b51e7 - std::rt::lang_start::h2c48f91a7bf85629
[INFO] [stdout]   44:     0x558ba59b59d5 - main
[INFO] [stdout]   45:     0x7f740e246d90 - <unknown>
[INFO] [stdout]   46:     0x7f740e246e40 - __libc_start_main
[INFO] [stdout]   47:     0x558ba59b50d5 - _start
[INFO] [stdout]   48:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 18)
[INFO] [stdout]     src/lib.rs - (line 35)
[INFO] [stdout]     src/lib.rs - (line 51)
[INFO] [stdout]     src/lib.rs - (line 75)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.34s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "e87b826c9365ea3b4b524adf24a121df8f9b91f8e2b16f2709637bdf16b12377", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e87b826c9365ea3b4b524adf24a121df8f9b91f8e2b16f2709637bdf16b12377", kill_on_drop: false }`
[INFO] [stdout] e87b826c9365ea3b4b524adf24a121df8f9b91f8e2b16f2709637bdf16b12377
