[INFO] cloning repository https://github.com/bentwire/stm32f072-usb-test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bentwire/stm32f072-usb-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbentwire%2Fstm32f072-usb-test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbentwire%2Fstm32f072-usb-test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1a76e98b6408fd1d5b635020ef4552cffa45dd4f
[INFO] testing bentwire/stm32f072-usb-test against 1.69.0 for beta-1.70-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbentwire%2Fstm32f072-usb-test" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bentwire/stm32f072-usb-test on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-7-tc1/source/.cargo/config
[INFO] started tweaking git repo https://github.com/bentwire/stm32f072-usb-test
[INFO] finished tweaking git repo https://github.com/bentwire/stm32f072-usb-test
[INFO] tweaked toml for git repo https://github.com/bentwire/stm32f072-usb-test written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/bentwire/stm32f072-usb-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" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/bentwire/digital-filter.git`
[INFO] [stderr]     Updating git repository `https://github.com/mvirkkunen/usbd-serial`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded stm32f0xx-hal v0.14.1
[INFO] [stderr]   Downloaded bare-metal v0.2.4
[INFO] [stderr]   Downloaded stm32f0 v0.7.1
[INFO] [stderr]   Downloaded cortex-m-rt-macros v0.1.5
[INFO] [stderr]   Downloaded panic-semihosting v0.5.2
[INFO] [stderr]   Downloaded owned-singleton-macros v0.1.0
[INFO] [stderr]   Downloaded cortex-m-semihosting v0.3.3
[INFO] [stderr]   Downloaded owned-singleton v0.1.0
[INFO] [stderr]   Downloaded vcell v0.1.0
[INFO] [stderr]   Downloaded cortex-m-rt v0.6.8
[INFO] [stderr]   Downloaded cortex-m-rtfm v0.4.3
[INFO] [stderr]   Downloaded cortex-m-rtfm-macros v0.4.3
[INFO] [stderr]   Downloaded stm32-usbd v0.2.1
[INFO] [stderr]   Downloaded cortex-m v0.6.0
[INFO] [stderr]   Downloaded usb-device v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d1eb73805431c15117c591c165cf1f177c78bb77b1ccbf8384b4f6c4a851cd8d
[INFO] running `Command { std: "docker" "start" "-a" "d1eb73805431c15117c591c165cf1f177c78bb77b1ccbf8384b4f6c4a851cd8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d1eb73805431c15117c591c165cf1f177c78bb77b1ccbf8384b4f6c4a851cd8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1eb73805431c15117c591c165cf1f177c78bb77b1ccbf8384b4f6c4a851cd8d", kill_on_drop: false }`
[INFO] [stdout] d1eb73805431c15117c591c165cf1f177c78bb77b1ccbf8384b4f6c4a851cd8d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 24a1065929a95cec00d040dd44218b2a4db982357346139b1226276c0aa40ed3
[INFO] running `Command { std: "docker" "start" "-a" "24a1065929a95cec00d040dd44218b2a4db982357346139b1226276c0aa40ed3", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling syn v0.15.35
[INFO] [stderr]    Compiling vcell v0.1.0
[INFO] [stderr]    Compiling cortex-m v0.6.0
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling cortex-m-rt v0.6.8
[INFO] [stderr]    Compiling r0 v0.2.2
[INFO] [stderr]    Compiling heapless v0.4.4
[INFO] [stderr]    Compiling cortex-m v0.5.10
[INFO] [stderr]    Compiling stm32f0 v0.7.1
[INFO] [stderr]    Compiling nb v0.1.2
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling volatile-register v0.2.0
[INFO] [stderr]    Compiling cortex-m-semihosting v0.3.3
[INFO] [stderr]    Compiling aligned v0.2.0
[INFO] [stderr]    Compiling cast v0.2.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling embedded-hal v0.2.3
[INFO] [stderr]    Compiling cortex-m-rtfm v0.4.3
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling usb-device v0.2.1
[INFO] [stderr]    Compiling panic-halt v0.2.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling hash32 v0.1.0
[INFO] [stderr]    Compiling bare-metal v0.2.4
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling generic-array v0.12.0
[INFO] [stderr]    Compiling generic-array v0.11.1
[INFO] [stderr]    Compiling as-slice v0.1.0
[INFO] [stderr]    Compiling aligned v0.3.1
[INFO] [stderr]    Compiling panic-semihosting v0.5.2
[INFO] [stderr]    Compiling digital-filter v0.1.0 (https://github.com/bentwire/digital-filter.git#47339eff)
[INFO] [stderr]    Compiling usbd-serial v0.1.0 (https://github.com/mvirkkunen/usbd-serial#cb18cef7)
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.5
[INFO] [stderr]    Compiling owned-singleton-macros v0.1.0
[INFO] [stderr]    Compiling cortex-m-rtfm-macros v0.4.3
[INFO] [stderr]    Compiling owned-singleton v0.1.0
[INFO] [stderr]    Compiling stm32f0xx-hal v0.14.1
[INFO] [stderr]    Compiling stm32-usbd v0.2.1
[INFO] [stderr]    Compiling stm32f072-usb-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `dac`
[INFO] [stdout]   --> src/main.rs:19:26
[INFO] [stdout]    |
[INFO] [stdout] 19 | use stm32f0::stm32f0x2::{dac, Interrupt};
[INFO] [stdout]    |                          ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `digital_filter::DigitalFilter`
[INFO] [stdout]   --> src/main.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | use digital_filter::DigitalFilter;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fmt::Write`
[INFO] [stdout]   --> src/main.rs:32:27
[INFO] [stdout]    |
[INFO] [stdout] 32 | use core::{cell::RefCell, fmt::Write, ops::DerefMut};
[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/1.69.0-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/rustcMXbtGH/symbols.o" "/opt/rustwide/target/debug/deps/stm32f072_usb_test-8e06ffd60aecb715.stm32f072_usb_test.4d5d188f-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/stm32f072_usb_test-8e06ffd60aecb715.stm32f072_usb_test.4d5d188f-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/stm32f072_usb_test-8e06ffd60aecb715.stm32f072_usb_test.4d5d188f-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/stm32f072_usb_test-8e06ffd60aecb715.stm32f072_usb_test.4d5d188f-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/stm32f072_usb_test-8e06ffd60aecb715.stm32f072_usb_test.4d5d188f-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/stm32f072_usb_test-8e06ffd60aecb715.stm32f072_usb_test.4d5d188f-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/stm32f072_usb_test-8e06ffd60aecb715.stm32f072_usb_test.4d5d188f-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/stm32f072_usb_test-8e06ffd60aecb715.stm32f072_usb_test.4d5d188f-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/stm32f072_usb_test-8e06ffd60aecb715.stm32f072_usb_test.4d5d188f-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/stm32f072_usb_test-8e06ffd60aecb715.stm32f072_usb_test.4d5d188f-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/stm32f072_usb_test-8e06ffd60aecb715.stm32f072_usb_test.4d5d188f-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/stm32f072_usb_test-8e06ffd60aecb715.stm32f072_usb_test.4d5d188f-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/stm32f072_usb_test-8e06ffd60aecb715.stm32f072_usb_test.4d5d188f-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/stm32f072_usb_test-8e06ffd60aecb715.stm32f072_usb_test.4d5d188f-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/stm32f072_usb_test-8e06ffd60aecb715.stm32f072_usb_test.4d5d188f-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/stm32f072_usb_test-8e06ffd60aecb715.stm32f072_usb_test.4d5d188f-cgu.9.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/target/debug/build/cortex-m-rt-67b55026df4fcdcb/out" "-L" "/opt/rustwide/target/debug/build/stm32f0-be9668ba595471c2/out" "-L" "/opt/rustwide/rustup-home/toolchains/1.69.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libstm32_usbd-4248b27ce101488d.rlib" "/opt/rustwide/target/debug/deps/libcortex_m-f29a720d8eec9be3.rlib" "/opt/rustwide/target/debug/deps/libaligned-50e1c2bd252ec094.rlib" "/opt/rustwide/target/debug/deps/libdigital_filter-e75e3cd7a0bf82d9.rlib" "/opt/rustwide/target/debug/deps/libheapless-430d1e9011438a4a.rlib" "/opt/rustwide/target/debug/deps/libhash32-70d4022a6027784b.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-842fc6a9c4a15af2.rlib" "/opt/rustwide/target/debug/deps/libgeneric_array-92c27312f7678346.rlib" "/opt/rustwide/target/debug/deps/libstm32f0xx_hal-21ef71dccdc896fc.rlib" "/opt/rustwide/target/debug/deps/libcast-ab312948f9a0c530.rlib" "/opt/rustwide/target/debug/deps/libembedded_hal-016f7062723f444b.rlib" "/opt/rustwide/target/debug/deps/libvoid-9ae581be7badbb58.rlib" "/opt/rustwide/target/debug/deps/libnb-7b5daf67495ae822.rlib" "/opt/rustwide/target/debug/deps/libusbd_serial-0c0d916cb72ca309.rlib" "/opt/rustwide/target/debug/deps/libusb_device-c34066eff4e39b4e.rlib" "/opt/rustwide/target/debug/deps/libstm32f0-335296071636442a.rlib" "/opt/rustwide/target/debug/deps/libcortex_m_rt-ffb5900b6bdca737.rlib" "/opt/rustwide/target/debug/deps/libr0-355f8fc429cfeed5.rlib" "/opt/rustwide/target/debug/deps/libpanic_semihosting-dc1bc5c54566941f.rlib" "/opt/rustwide/target/debug/deps/libcortex_m_semihosting-9b2058dc10cce27c.rlib" "/opt/rustwide/target/debug/deps/libcortex_m-d8170034ee80b648.rlib" "/opt/rustwide/target/debug/deps/libvolatile_register-b0aeefb6097f895d.rlib" "/opt/rustwide/target/debug/deps/libvcell-293b0a0198213ee3.rlib" "/opt/rustwide/target/debug/deps/libbare_metal-4fef05b180dc37b6.rlib" "/opt/rustwide/target/debug/deps/libaligned-107ebcfa59d03e7c.rlib" "/opt/rustwide/target/debug/deps/libas_slice-ac4c1e1fa852fd17.rlib" "/opt/rustwide/target/debug/deps/libstable_deref_trait-d5bc7e794243b424.rlib" "/opt/rustwide/target/debug/deps/libgeneric_array-b32ce3429a942457.rlib" "/opt/rustwide/target/debug/deps/libtypenum-98eeeb54b7d91eea.rlib" "/opt/rustwide/rustup-home/toolchains/1.69.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-207f06e41d9603af.rlib" "/opt/rustwide/rustup-home/toolchains/1.69.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-7e2768e66e984e85.rlib" "/opt/rustwide/rustup-home/toolchains/1.69.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-957b4aff41f8cd46.rlib" "-Wl,-Bdynamic" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/1.69.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/stm32f072_usb_test-8e06ffd60aecb715" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: /usr/lib/gcc/x86_64-linux-gnu/11/../../../x86_64-linux-gnu/Scrt1.o: in function `_start':
[INFO] [stdout]           (.text+0x21): undefined reference to `__libc_start_main'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/stm32f072_usb_test-8e06ffd60aecb715.stm32f072_usb_test.4d5d188f-cgu.1.rcgu.o: in function `usb_device::device::UsbDevice<B>::build':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/usb-device-0.2.1/src/device.rs:82: undefined reference to `memcpy'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/usb-device-0.2.1/src/device.rs:82: undefined reference to `memcpy'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/stm32f072_usb_test-8e06ffd60aecb715.stm32f072_usb_test.4d5d188f-cgu.11.rcgu.o: in function `usb_device::bus::UsbBusAllocator<B>::new':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/usb-device-0.2.1/src/bus.rs:149: undefined reference to `memcpy'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/stm32f072_usb_test-8e06ffd60aecb715.stm32f072_usb_test.4d5d188f-cgu.15.rcgu.o: in function `stm32f0xx_hal::rcc::CFGR::sysclk':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stm32f0xx-hal-0.14.1/src/rcc.rs:264: undefined reference to `memcpy'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/stm32f072_usb_test-8e06ffd60aecb715.stm32f072_usb_test.4d5d188f-cgu.15.rcgu.o: in function `stm32f072_usb_test::r2471r0k4vhx69q4::{{closure}}':
[INFO] [stdout]           /opt/rustwide/workdir/src/main.rs:86: undefined reference to `memcpy'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/stm32f072_usb_test-8e06ffd60aecb715.stm32f072_usb_test.4d5d188f-cgu.15.rcgu.o:/opt/rustwide/workdir/src/main.rs:109: more undefined references to `memcpy' follow
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/stm32f072_usb_test-8e06ffd60aecb715.stm32f072_usb_test.4d5d188f-cgu.2.rcgu.o: in function `core::intrinsics::write_bytes':
[INFO] [stdout]           /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/intrinsics.rs:2531: undefined reference to `memset'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/stm32f072_usb_test-8e06ffd60aecb715.stm32f072_usb_test.4d5d188f-cgu.2.rcgu.o: in function `core::mem::uninitialized':
[INFO] [stdout]           /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/mem/mod.rs:694: undefined reference to `memcpy'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/stm32f072_usb_test-8e06ffd60aecb715.stm32f072_usb_test.4d5d188f-cgu.2.rcgu.o: in function `core::mem::maybe_uninit::MaybeUninit<T>::assume_init':
[INFO] [stdout]           /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/mem/maybe_uninit.rs:627: undefined reference to `memcpy'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/stm32f072_usb_test-8e06ffd60aecb715.stm32f072_usb_test.4d5d188f-cgu.2.rcgu.o: in function `core::mem::manually_drop::ManuallyDrop<T>::into_inner':
[INFO] [stdout]           /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/mem/manually_drop.rs:89: undefined reference to `memcpy'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/stm32f072_usb_test-8e06ffd60aecb715.stm32f072_usb_test.4d5d188f-cgu.2.rcgu.o: in function `stm32_usbd::bus::UsbBus<PINS>::new':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stm32-usbd-0.2.1/src/bus.rs:38: undefined reference to `memcpy'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stm32-usbd-0.2.1/src/bus.rs:27: undefined reference to `memcpy'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/stm32f072_usb_test-8e06ffd60aecb715.stm32f072_usb_test.4d5d188f-cgu.2.rcgu.o:/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stm32-usbd-0.2.1/src/bus.rs:35: more undefined references to `memcpy' follow
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/stm32f072_usb_test-8e06ffd60aecb715.stm32f072_usb_test.4d5d188f-cgu.3.rcgu.o: in function `core::intrinsics::write_bytes':
[INFO] [stdout]           /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/intrinsics.rs:2531: undefined reference to `memset'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/stm32f072_usb_test-8e06ffd60aecb715.stm32f072_usb_test.4d5d188f-cgu.3.rcgu.o: in function `core::mem::uninitialized':
[INFO] [stdout]           /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/mem/mod.rs:694: undefined reference to `memcpy'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/stm32f072_usb_test-8e06ffd60aecb715.stm32f072_usb_test.4d5d188f-cgu.3.rcgu.o: in function `core::mem::maybe_uninit::MaybeUninit<T>::assume_init':
[INFO] [stdout]           /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/mem/maybe_uninit.rs:627: undefined reference to `memcpy'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/stm32f072_usb_test-8e06ffd60aecb715.stm32f072_usb_test.4d5d188f-cgu.3.rcgu.o: in function `core::mem::manually_drop::ManuallyDrop<T>::into_inner':
[INFO] [stdout]           /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/mem/manually_drop.rs:89: undefined reference to `memcpy'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/stm32f072_usb_test-8e06ffd60aecb715.stm32f072_usb_test.4d5d188f-cgu.3.rcgu.o: in function `usb_device::control_pipe::ControlPipe<B>::new':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/usb-device-0.2.1/src/control_pipe.rs:39: undefined reference to `memcpy'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/stm32f072_usb_test-8e06ffd60aecb715.stm32f072_usb_test.4d5d188f-cgu.4.rcgu.o: in function `core::cell::UnsafeCell<T>::new':
[INFO] [stdout]           /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/cell.rs:1963: undefined reference to `memcpy'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/stm32f072_usb_test-8e06ffd60aecb715.stm32f072_usb_test.4d5d188f-cgu.4.rcgu.o:/rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/cell.rs:735: more undefined references to `memcpy' follow
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libcortex_m_semihosting-9b2058dc10cce27c.rlib(cortex_m_semihosting-9b2058dc10cce27c.cortex_m_semihosting.2f078c84-cgu.2.rcgu.o): in function `core::fmt::Write::write_char':
[INFO] [stdout]           /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/fmt/mod.rs:169: undefined reference to `memset'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libcortex_m_semihosting-9b2058dc10cce27c.rlib(cortex_m_semihosting-9b2058dc10cce27c.cortex_m_semihosting.2f078c84-cgu.2.rcgu.o): in function `core::fmt::Write::write_fmt':
[INFO] [stdout]           /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/fmt/mod.rs:197: undefined reference to `memcpy'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libcortex_m_semihosting-9b2058dc10cce27c.rlib(cortex_m_semihosting-9b2058dc10cce27c.cortex_m_semihosting.2f078c84-cgu.2.rcgu.o): in function `<&mut W as core::fmt::Write>::write_fmt':
[INFO] [stdout]           /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/fmt/mod.rs:212: undefined reference to `memcpy'
[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; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `stm32f072-usb-test` due to 2 previous errors; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "24a1065929a95cec00d040dd44218b2a4db982357346139b1226276c0aa40ed3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24a1065929a95cec00d040dd44218b2a4db982357346139b1226276c0aa40ed3", kill_on_drop: false }`
[INFO] [stdout] 24a1065929a95cec00d040dd44218b2a4db982357346139b1226276c0aa40ed3
