[INFO] cloning repository https://github.com/cloneable/picorust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cloneable/picorust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcloneable%2Fpicorust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcloneable%2Fpicorust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6b160d7e80282f6676c764850c9de060eadcd38d
[INFO] testing cloneable/picorust 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%2Fcloneable%2Fpicorust" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cloneable/picorust 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-3-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/cloneable/picorust
[INFO] finished tweaking git repo https://github.com/cloneable/picorust
[INFO] tweaked toml for git repo https://github.com/cloneable/picorust written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/cloneable/picorust 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 rp2040-boot2 v0.2.0
[INFO] [stderr]   Downloaded debug-helper v0.3.13
[INFO] [stderr]   Downloaded pio v0.2.0
[INFO] [stderr]   Downloaded ssmarshal v1.0.0
[INFO] [stderr]   Downloaded crc-any v2.4.2
[INFO] [stderr]   Downloaded defmt-rtt v0.3.2
[INFO] [stderr]   Downloaded usbd-hid-descriptors v0.1.1
[INFO] [stderr]   Downloaded usbd-hid v0.5.2
[INFO] [stderr]   Downloaded panic-probe v0.3.0
[INFO] [stderr]   Downloaded defmt v0.3.1
[INFO] [stderr]   Downloaded usb-device v0.2.8
[INFO] [stderr]   Downloaded usbd-serial v0.1.1
[INFO] [stderr]   Downloaded rp2040-hal v0.4.0
[INFO] [stderr]   Downloaded rp-pico v0.3.0
[INFO] [stderr]   Downloaded usbd-hid-macros v0.5.2
[INFO] [stderr]   Downloaded cortex-m-rt v0.7.1
[INFO] [stderr]   Downloaded rp2040-pac v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] cf0de920ab03d2bc3351877da0269f616ebf1162e5e78b9d60b193cd15f2986f
[INFO] running `Command { std: "docker" "start" "-a" "cf0de920ab03d2bc3351877da0269f616ebf1162e5e78b9d60b193cd15f2986f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf0de920ab03d2bc3351877da0269f616ebf1162e5e78b9d60b193cd15f2986f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf0de920ab03d2bc3351877da0269f616ebf1162e5e78b9d60b193cd15f2986f", kill_on_drop: false }`
[INFO] [stdout] cf0de920ab03d2bc3351877da0269f616ebf1162e5e78b9d60b193cd15f2986f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 20a2115ed1dc8559873389bdd0a57645ffb9ab2e00b6111582630efc53085203
[INFO] running `Command { std: "docker" "start" "-a" "20a2115ed1dc8559873389bdd0a57645ffb9ab2e00b6111582630efc53085203", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.92
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling cortex-m v0.7.4
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling nb v1.0.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling defmt v0.3.1
[INFO] [stderr]    Compiling vcell v0.1.3
[INFO] [stderr]    Compiling cortex-m-rt v0.7.1
[INFO] [stderr]    Compiling critical-section v0.2.7
[INFO] [stderr]    Compiling defmt-macros v0.3.2
[INFO] [stderr]    Compiling debug-helper v0.3.13
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling volatile-register v0.2.1
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling bitfield v0.13.2
[INFO] [stderr]    Compiling embedded-hal v0.2.7
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling crc-any v2.4.2
[INFO] [stderr]    Compiling bare-metal v1.0.0
[INFO] [stderr]    Compiling rp2040-pac v0.3.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling defmt-parser v0.3.1
[INFO] [stderr]    Compiling usb-device v0.2.8
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling arrayvec v0.7.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling usbd-hid-descriptors v0.1.1
[INFO] [stderr]    Compiling rp2040-boot2 v0.2.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling encode_unicode v0.3.6
[INFO] [stderr]    Compiling paste v1.0.7
[INFO] [stderr]    Compiling defmt-rtt v0.3.2
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling panic-probe v0.3.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling usbd-serial v0.1.1
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling num v0.3.1
[INFO] [stderr]    Compiling embedded-time v0.12.1
[INFO] [stderr]    Compiling ssmarshal v1.0.0
[INFO] [stderr]    Compiling num_enum_derive v0.5.7
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.7.0
[INFO] [stderr]    Compiling usbd-hid-macros v0.5.2
[INFO] [stderr]    Compiling usbd-hid v0.5.2
[INFO] [stderr]    Compiling num_enum v0.5.7
[INFO] [stderr]    Compiling pio v0.2.0
[INFO] [stderr]    Compiling rp2040-hal v0.4.0
[INFO] [stderr]    Compiling rp-pico v0.3.0
[INFO] [stderr]    Compiling picorust v0.0.0 (/opt/rustwide/workdir)
[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/rustcw0E9Qr/symbols.o" "/opt/rustwide/target/debug/deps/picorust-9e8610f22b0212d0.picorust.f9779054-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/picorust-9e8610f22b0212d0.1k0kz1pd1em5scjg.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/target/debug/build/cortex-m-rt-be6be387344f43fb/out" "-L" "/opt/rustwide/target/debug/build/defmt-3e68e8a6dd474345/out" "-L" "/opt/rustwide/target/debug/build/rp2040-pac-25cad23a01a8ede1/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/librp_pico-1abba3aaa38e8c4f.rlib" "/opt/rustwide/target/debug/deps/librp2040_boot2-07cc5898d185c161.rlib" "/opt/rustwide/target/debug/deps/librp2040_hal-b13a2f507470defa.rlib" "/opt/rustwide/target/debug/deps/libitertools-c097760e90b18318.rlib" "/opt/rustwide/target/debug/deps/libeither-f748c6cefe0cfb64.rlib" "/opt/rustwide/target/debug/deps/librand_core-3396a88b746e0c56.rlib" "/opt/rustwide/target/debug/deps/libusb_device-ac4422c02938ea10.rlib" "/opt/rustwide/target/debug/deps/libpio-bc043deb43941ec1.rlib" "/opt/rustwide/target/debug/deps/libnum_enum-268af0d3ea04f075.rlib" "/opt/rustwide/target/debug/deps/libarrayvec-0964c6f99f7ee42d.rlib" "/opt/rustwide/target/debug/deps/librp2040_pac-44b6bfe1d3392d47.rlib" "/opt/rustwide/target/debug/deps/libcortex_m-328f01bc86d56799.rlib" "/opt/rustwide/target/debug/deps/libvolatile_register-e16390cba28a513f.rlib" "/opt/rustwide/target/debug/deps/libvcell-14c2fd17fd99344c.rlib" "/opt/rustwide/target/debug/deps/libbare_metal-43e7e1429baea1de.rlib" "/opt/rustwide/target/debug/deps/libpanic_probe-4ae899430eb0ace8.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_time-2312afe8e02c09dd.rlib" "/opt/rustwide/target/debug/deps/libnum-fe8a054dea7dfa2c.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-cb9c742524e74ad5.rlib" "/opt/rustwide/target/debug/deps/libnum_rational-6c29937e6f46d7f1.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-2d633f1f0aab8ae2.rlib" "/opt/rustwide/target/debug/deps/libnum_complex-789ffe0913c6cb90.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-5291a633707c8958.rlib" "/opt/rustwide/target/debug/deps/libembedded_hal-43c95d9f98cc29d5.rlib" "/opt/rustwide/target/debug/deps/libvoid-407327bfa38683fe.rlib" "/opt/rustwide/target/debug/deps/libnb-e26bc0e720c74b89.rlib" "/opt/rustwide/target/debug/deps/libnb-5911d7cab9140861.rlib" "/opt/rustwide/target/debug/deps/libdefmt_rtt-ef7b372f4865b9a4.rlib" "/opt/rustwide/target/debug/deps/libcritical_section-66c080769f336c43.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-65906422fcb53c8c.rlib" "/opt/rustwide/target/debug/deps/libbare_metal-8a3d42ab5e762d8c.rlib" "/opt/rustwide/target/debug/deps/libdefmt-014618ef5c2a599c.rlib" "/opt/rustwide/target/debug/deps/libbitflags-010625a71c62d3c1.rlib" "/opt/rustwide/target/debug/deps/libcortex_m_rt-1a863a16d0093b5a.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/picorust-9e8610f22b0212d0" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-Wl,-O1" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/picorust-9e8610f22b0212d0.picorust.f9779054-cgu.0.rcgu.o: in function `cortex_m::register::primask::read':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/cortex-m-0.7.4/src/call_asm.rs:19: undefined reference to `__primask_r'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/picorust-9e8610f22b0212d0.picorust.f9779054-cgu.0.rcgu.o: in function `cortex_m::interrupt::disable':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/cortex-m-0.7.4/src/call_asm.rs:19: undefined reference to `__cpsid'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/picorust-9e8610f22b0212d0.picorust.f9779054-cgu.0.rcgu.o: in function `cortex_m::register::primask::read':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/cortex-m-0.7.4/src/call_asm.rs:19: undefined reference to `__primask_r'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/picorust-9e8610f22b0212d0.picorust.f9779054-cgu.0.rcgu.o: in function `cortex_m::interrupt::disable':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/cortex-m-0.7.4/src/call_asm.rs:19: undefined reference to `__cpsid'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/picorust-9e8610f22b0212d0.picorust.f9779054-cgu.0.rcgu.o: in function `cortex_m::interrupt::enable':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/cortex-m-0.7.4/src/call_asm.rs:19: undefined reference to `__cpsie'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/cortex-m-0.7.4/src/call_asm.rs:19: undefined reference to `__cpsie'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/librp2040_hal-b13a2f507470defa.rlib(rp2040_hal-b13a2f507470defa.rp2040_hal.f7096c1e-cgu.0.rcgu.o): in function `cortex_m::asm::delay':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/cortex-m-0.7.4/src/call_asm.rs:19: undefined reference to `__delay'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/cortex-m-0.7.4/src/call_asm.rs:19: undefined reference to `__delay'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/cortex-m-0.7.4/src/call_asm.rs:19: undefined reference to `__delay'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/cortex-m-0.7.4/src/call_asm.rs:19: undefined reference to `__delay'
[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
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `picorust` (bin "picorust") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "20a2115ed1dc8559873389bdd0a57645ffb9ab2e00b6111582630efc53085203", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20a2115ed1dc8559873389bdd0a57645ffb9ab2e00b6111582630efc53085203", kill_on_drop: false }`
[INFO] [stdout] 20a2115ed1dc8559873389bdd0a57645ffb9ab2e00b6111582630efc53085203
