[INFO] cloning repository https://github.com/ReeceStevens/display-test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ReeceStevens/display-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FReeceStevens%2Fdisplay-test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FReeceStevens%2Fdisplay-test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0e367f884dabbd0441cbc9800d7683b0d20b6bdc
[INFO] testing ReeceStevens/display-test against beta-2023-04-20 for beta-1.70-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FReeceStevens%2Fdisplay-test" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ReeceStevens/display-test on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-7-tc2/source/.cargo/config
[INFO] started tweaking git repo https://github.com/ReeceStevens/display-test
[INFO] finished tweaking git repo https://github.com/ReeceStevens/display-test
[INFO] tweaked toml for git repo https://github.com/ReeceStevens/display-test written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/ReeceStevens/display-test already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cortex-m v0.5.11
[INFO] [stderr]   Downloaded stm32f4xx-hal v0.7.0
[INFO] [stderr]   Downloaded cortex-m-semihosting v0.3.7
[INFO] [stderr]   Downloaded stm32f4 v0.10.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e67f03c478938e5a3362aa20cf1b7c311a8b3cd4689b1eae33d4167a7d7f570a
[INFO] running `Command { std: "docker" "start" "-a" "e67f03c478938e5a3362aa20cf1b7c311a8b3cd4689b1eae33d4167a7d7f570a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e67f03c478938e5a3362aa20cf1b7c311a8b3cd4689b1eae33d4167a7d7f570a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e67f03c478938e5a3362aa20cf1b7c311a8b3cd4689b1eae33d4167a7d7f570a", kill_on_drop: false }`
[INFO] [stdout] e67f03c478938e5a3362aa20cf1b7c311a8b3cd4689b1eae33d4167a7d7f570a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c97ba3ce5ae559d6a1bad80df5db667ab579d2a9f52dacce02cb461676d2a52
[INFO] running `Command { std: "docker" "start" "-a" "9c97ba3ce5ae559d6a1bad80df5db667ab579d2a9f52dacce02cb461676d2a52", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling nb v1.0.0
[INFO] [stderr]    Compiling cortex-m v0.7.2
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling vcell v0.1.3
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling volatile-register v0.2.0
[INFO] [stderr]    Compiling bitfield v0.13.2
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]    Compiling embedded-hal v0.2.4
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cortex-m v0.6.7
[INFO] [stderr]    Compiling cortex-m-rt v0.6.13
[INFO] [stderr]    Compiling r0 v0.2.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling cortex-m-semihosting v0.3.7
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling stm32f4 v0.10.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling cast v0.2.5
[INFO] [stderr]    Compiling embedded-graphics-core v0.2.0 (https://github.com/rfuest/embedded-graphics?branch=target-specific-drawables#8e89c234)
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling cortex-m v0.5.11
[INFO] [stderr]    Compiling micromath v1.1.1
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling generic-array v0.13.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling aligned v0.2.0
[INFO] [stderr]    Compiling dispay-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling panic-semihosting v0.5.6
[INFO] [stderr]    Compiling as-slice v0.1.5
[INFO] [stderr]    Compiling float-cmp v0.8.0
[INFO] [stderr]    Compiling embedded-graphics v0.7.0-alpha.3 (https://github.com/rfuest/embedded-graphics?branch=target-specific-drawables#8e89c234)
[INFO] [stderr]    Compiling aligned v0.3.4
[INFO] [stderr]    Compiling ra8875 v0.1.0 (https://github.com/reecestevens/ra8875?branch=accelerated-text-rendering#4d92785e)
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.8
[INFO] [stderr]    Compiling stm32f4xx-hal v0.7.0
[INFO] [stdout] warning: unused import: `core::fmt::Write`
[INFO] [stdout]   --> src/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use core::fmt::Write;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `hal::spi::FullDuplex`
[INFO] [stdout]   --> src/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use hal::spi::FullDuplex;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Mode`
[INFO] [stdout]   --> src/main.rs:20:26
[INFO] [stdout]    |
[INFO] [stdout] 20 | use stm32f4xx_hal::spi::{Mode, Spi};
[INFO] [stdout]    |                          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `MonoTextStyle`, `TextStyleBuilder`
[INFO] [stdout]   --> src/main.rs:24:36
[INFO] [stdout]    |
[INFO] [stdout] 24 |     mono_font::{ascii::FONT_10X20, MonoTextStyle, MonoTextStyleBuilder},
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |     text::{Text, TextStyleBuilder},
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: LC_ALL="C" PATH="/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/cargo-home/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" VSLANG="1033" "cc" "-m64" "/tmp/rustcu4BgLD/symbols.o" "/opt/rustwide/target/debug/deps/dispay_test-022f666474923841.dispay_test.82e462b5-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/dispay_test-022f666474923841.dispay_test.82e462b5-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/dispay_test-022f666474923841.dispay_test.82e462b5-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/dispay_test-022f666474923841.dispay_test.82e462b5-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/dispay_test-022f666474923841.dispay_test.82e462b5-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/dispay_test-022f666474923841.dispay_test.82e462b5-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/dispay_test-022f666474923841.dispay_test.82e462b5-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/dispay_test-022f666474923841.dispay_test.82e462b5-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/dispay_test-022f666474923841.dispay_test.82e462b5-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/dispay_test-022f666474923841.dispay_test.82e462b5-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/dispay_test-022f666474923841.dispay_test.82e462b5-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/dispay_test-022f666474923841.dispay_test.82e462b5-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/dispay_test-022f666474923841.dispay_test.82e462b5-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/dispay_test-022f666474923841.dispay_test.82e462b5-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/dispay_test-022f666474923841.dispay_test.82e462b5-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/dispay_test-022f666474923841.dispay_test.82e462b5-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/dispay_test-022f666474923841.aeh0sf0c85bnb3i.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/target/debug/build/dispay-test-47ca16cb347910c0/out" "-L" "/opt/rustwide/target/debug/build/cortex-m-rt-2d052f4144ef2bdb/out" "-L" "/opt/rustwide/target/debug/build/stm32f4-75b052cdcbf7716c/out" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libstm32f4xx_hal-3ff8e7fd55afa557.rlib" "/opt/rustwide/target/debug/deps/librand_core-df8bc60668f77c1a.rlib" "/opt/rustwide/target/debug/deps/libcast-5bbbee11c0c6e8f5.rlib" "/opt/rustwide/target/debug/deps/libstm32f4-b9a011e3297b765c.rlib" "/opt/rustwide/target/debug/deps/libra8875-7f9227fad6309b01.rlib" "/opt/rustwide/target/debug/deps/libpanic_semihosting-13cc576971096251.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-0e29cc23c5e02021.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-d903621768a861d9.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-6d0225e655f31c13.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-9dbaf4eac7eaa079.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-27f05b3d42a66dd0.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-4d73f1030321c9a2.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-2846c9e58abd0acb.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-a53d0f50415947be.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-d48e4b6abc25b9dc.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-2991859439ef1207.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-8a687517e4221bae.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-e07b554f6a67f5b3.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-b68238b7c3c619dd.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-d5e213e896c017e4.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-0211a3b2e61d8689.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-b371f055239ba51f.rlib" "/opt/rustwide/target/debug/deps/libembedded_graphics-d8040e0dfd309ce1.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-82be2e969a99c9e1.rlib" "/opt/rustwide/target/debug/deps/libfloat_cmp-1b538ed26a1716ed.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-dc00ad413ad8e6ac.rlib" "/opt/rustwide/target/debug/deps/libmicromath-a0c8ee101c01251e.rlib" "/opt/rustwide/target/debug/deps/libembedded_graphics_core-2d92fb1592a6f3d1.rlib" "/opt/rustwide/target/debug/deps/libcortex_m_rt-718e7e318817f4cd.rlib" "/opt/rustwide/target/debug/deps/libr0-0456af7b0c154e1a.rlib" "/opt/rustwide/target/debug/deps/libcortex_m-8fe4ba586101d9f7.rlib" "/opt/rustwide/target/debug/deps/libcortex_m-089d6f4d5656ba42.rlib" "/opt/rustwide/target/debug/deps/libcortex_m-5eb600cd34e26e8d.rlib" "/opt/rustwide/target/debug/deps/libembedded_hal-dbae1d3207b040f6.rlib" "/opt/rustwide/target/debug/deps/libvoid-8ddff08a32a4354c.rlib" "/opt/rustwide/target/debug/deps/libnb-e49350949bd009f4.rlib" "/opt/rustwide/target/debug/deps/libnb-8b1978b732c3a55b.rlib" "/opt/rustwide/target/debug/deps/libaligned-878084b2d6480f62.rlib" "/opt/rustwide/target/debug/deps/libas_slice-23cfc7fc7680a217.rlib" "/opt/rustwide/target/debug/deps/libstable_deref_trait-741e8a55e1a3965a.rlib" "/opt/rustwide/target/debug/deps/libgeneric_array-1c665a522167288c.rlib" "/opt/rustwide/target/debug/deps/libgeneric_array-5dda260201b0e35d.rlib" "/opt/rustwide/target/debug/deps/libgeneric_array-65f7572e6182b0cb.rlib" "/opt/rustwide/target/debug/deps/libtypenum-547c760b270c0795.rlib" "/opt/rustwide/target/debug/deps/libvolatile_register-7d5814ccae42de09.rlib" "/opt/rustwide/target/debug/deps/libvcell-f61acefe00d126b4.rlib" "/opt/rustwide/target/debug/deps/libbare_metal-4e3283f18c7c11e0.rlib" "/opt/rustwide/target/debug/deps/libaligned-50054257f53de1e9.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-e60518d2760eb01e.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-1ad943f92a4b1081.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-f0d6e4d0fc1e80b4.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/dispay_test-022f666474923841" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/dispay_test-022f666474923841.dispay_test.82e462b5-cgu.11.rcgu.o: in function `cortex_m::interrupt::enable':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/cortex-m-0.7.2/src/interrupt.rs:48: undefined reference to `__cpsie'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/dispay_test-022f666474923841.dispay_test.82e462b5-cgu.11.rcgu.o: in function `cortex_m::interrupt::disable':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/cortex-m-0.7.2/src/interrupt.rs:38: undefined reference to `__cpsid'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/dispay_test-022f666474923841.dispay_test.82e462b5-cgu.13.rcgu.o: in function `cortex_m::register::primask::read':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/cortex-m-0.7.2/src/register/primask.rs:29: undefined reference to `__primask_r'
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout]   = note: some `extern` functions couldn't be found; some native libraries may need to be installed or have their path specified
[INFO] [stdout]   = note: use the `-l` flag to specify native libraries to link
[INFO] [stdout]   = note: use the `cargo:rustc-link-lib` directive to specify the native libraries to link with Cargo (see https://doc.rust-lang.org/cargo/reference/build-scripts.html#cargorustc-link-libkindname)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dispay-test` (bin "dispay-test") due to 2 previous errors; 4 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "9c97ba3ce5ae559d6a1bad80df5db667ab579d2a9f52dacce02cb461676d2a52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c97ba3ce5ae559d6a1bad80df5db667ab579d2a9f52dacce02cb461676d2a52", kill_on_drop: false }`
[INFO] [stdout] 9c97ba3ce5ae559d6a1bad80df5db667ab579d2a9f52dacce02cb461676d2a52
