[INFO] fetching crate sht25 0.1.0-alpha.3...
[INFO] testing sht25-0.1.0-alpha.3 against 1.75.0 for beta-1.76-1
[INFO] extracting crate sht25 0.1.0-alpha.3 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate sht25 0.1.0-alpha.3 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] removed /workspace/builds/worker-0-tc1/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-0-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate sht25 0.1.0-alpha.3
[INFO] finished tweaking crates.io crate sht25 0.1.0-alpha.3
[INFO] tweaked toml for crates.io crate sht25 0.1.0-alpha.3 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate sht25 0.1.0-alpha.3 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded defmt-parser v0.3.1
[INFO] [stderr]   Downloaded defmt-macros v0.3.2
[INFO] [stderr]   Downloaded defmt v0.3.2
[INFO] [stderr]   Downloaded defmt-rtt v0.3.2
[INFO] [stderr]   Downloaded cortex-m v0.7.6
[INFO] [stderr]   Downloaded time v0.3.14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 7fefea270ebf150eb7f4f821cdd18f9c354cc2358d3c3b5e5842000ff60e4473
[INFO] running `Command { std: "docker" "start" "-a" "7fefea270ebf150eb7f4f821cdd18f9c354cc2358d3c3b5e5842000ff60e4473", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7fefea270ebf150eb7f4f821cdd18f9c354cc2358d3c3b5e5842000ff60e4473", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fefea270ebf150eb7f4f821cdd18f9c354cc2358d3c3b5e5842000ff60e4473", kill_on_drop: false }`
[INFO] [stdout] 7fefea270ebf150eb7f4f821cdd18f9c354cc2358d3c3b5e5842000ff60e4473
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 32d9875f5522827a3b9f87ac6f5cfc20f83ceb0fe37025ef8a610afa4bd99b47
[INFO] running `Command { std: "docker" "start" "-a" "32d9875f5522827a3b9f87ac6f5cfc20f83ceb0fe37025ef8a610afa4bd99b47", kill_on_drop: false }`
[INFO] [stderr]    Compiling nb v1.0.0
[INFO] [stderr]    Compiling embedded-hal v1.0.0-alpha.7
[INFO] [stderr]    Compiling sht25 v0.1.0-alpha.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "32d9875f5522827a3b9f87ac6f5cfc20f83ceb0fe37025ef8a610afa4bd99b47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32d9875f5522827a3b9f87ac6f5cfc20f83ceb0fe37025ef8a610afa4bd99b47", kill_on_drop: false }`
[INFO] [stdout] 32d9875f5522827a3b9f87ac6f5cfc20f83ceb0fe37025ef8a610afa4bd99b47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 3fdcc0b514e6da6696f863f18f9e04d6539ee75a0d847a934523156adadad816
[INFO] running `Command { std: "docker" "start" "-a" "3fdcc0b514e6da6696f863f18f9e04d6539ee75a0d847a934523156adadad816", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling cortex-m v0.7.6
[INFO] [stderr]    Compiling defmt v0.3.2
[INFO] [stderr]    Compiling cortex-m-rt v0.7.1
[INFO] [stderr]    Compiling vcell v0.1.3
[INFO] [stderr]    Compiling defmt-macros v0.3.2
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling critical-section v1.1.1
[INFO] [stderr]    Compiling defmt-parser v0.3.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling volatile-register v0.2.1
[INFO] [stderr]    Compiling bare-metal v1.0.0
[INFO] [stderr]    Compiling embedded-hal v0.2.7
[INFO] [stderr]    Compiling bitfield v0.13.2
[INFO] [stderr]    Compiling paste v1.0.9
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling critical-section v0.2.7
[INFO] [stderr]    Compiling stm32f4 v0.14.0
[INFO] [stderr]    Compiling num_threads v0.1.6
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling panic-probe v0.3.0
[INFO] [stderr]    Compiling defmt-rtt v0.3.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling embedded-storage v0.2.0
[INFO] [stderr]    Compiling embedded-dma v0.2.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling gcd v2.1.0
[INFO] [stderr]    Compiling fugit v0.3.6
[INFO] [stderr]    Compiling fugit-timer v0.1.3
[INFO] [stderr]    Compiling time v0.3.14
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.7.0
[INFO] [stderr]    Compiling stm32f4xx-hal v0.13.2
[INFO] [stderr]    Compiling sht25 v0.1.0-alpha.3 (/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/1.75.0-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/rustcz3iBPq/symbols.o" "/opt/rustwide/target/debug/examples/simple-3d499ee020359173.simple.651e25c5f89b99ac-cgu.0.rcgu.o" "/opt/rustwide/target/debug/examples/simple-3d499ee020359173.1yu96qhip2hzuwrg.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/target/debug/build/cortex-m-rt-29cf0ec91db6fcd1/out" "-L" "/opt/rustwide/target/debug/build/defmt-f84c0a569c4bfe13/out" "-L" "/opt/rustwide/target/debug/build/stm32f4-d95811860ad570fa/out" "-L" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libpanic_probe-fa02339b1ba6602d.rlib" "/opt/rustwide/target/debug/deps/libdefmt_rtt-f64949128375b5d9.rlib" "/opt/rustwide/target/debug/deps/libcritical_section-607fe1a07ca7b6e3.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-90f6ddbf82de36ec.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-480c41e9d4e1f677.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-db744c0ca03eed1d.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-8ba652dc7d4b285a.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-d5f4520a9ebc0d58.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-4ad84de58f0cb463.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-0d10aae2e0f38735.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-0c17cff739e6745b.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-b29e17139dde1aa8.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-1f975299829cc7bd.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-86bae3bc3079f89b.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-321b82c30dffdf5f.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-3dd8a6810a0bdfef.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-eb39a61c0c879984.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-aa769569f91c3548.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-510a192a50a983ed.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-a70ea79af61527ce.rlib" "/opt/rustwide/target/debug/deps/libbare_metal-7784966462b28d85.rlib" "/opt/rustwide/target/debug/deps/libstm32f4xx_hal-4489509e37b3f649.rlib" "/opt/rustwide/target/debug/deps/libfugit_timer-2b0a9f48c66ff80d.rlib" "/opt/rustwide/target/debug/deps/libtime-8cc259efb7078cba.rlib" "/opt/rustwide/target/debug/deps/libembedded_storage-0b5b79eb28998296.rlib" "/opt/rustwide/target/debug/deps/libembedded_dma-3b71cec0115ee4fe.rlib" "/opt/rustwide/target/debug/deps/libstable_deref_trait-75df986282094e63.rlib" "/opt/rustwide/target/debug/deps/librand_core-a29a81901d271670.rlib" "/opt/rustwide/target/debug/deps/libfugit-8dcc96535bbac841.rlib" "/opt/rustwide/target/debug/deps/libgcd-828b41f979ebe62e.rlib" "/opt/rustwide/target/debug/deps/libstm32f4-af5bf01d3c69d972.rlib" "/opt/rustwide/target/debug/deps/libcortex_m-8b12b27e2c0aea7d.rlib" "/opt/rustwide/target/debug/deps/libvolatile_register-970d1c3eb41d9f0d.rlib" "/opt/rustwide/target/debug/deps/libvcell-3570fa003a558a3a.rlib" "/opt/rustwide/target/debug/deps/libbare_metal-5e41444f1ad7fc4e.rlib" "/opt/rustwide/target/debug/deps/libembedded_hal-e86cd22593fb0e3d.rlib" "/opt/rustwide/target/debug/deps/libvoid-552752e68505548c.rlib" "/opt/rustwide/target/debug/deps/libnb-87fb9fee5347d833.rlib" "/opt/rustwide/target/debug/deps/libsht25-b095983882f1e297.rlib" "/opt/rustwide/target/debug/deps/libembedded_hal-14774150b010b28d.rlib" "/opt/rustwide/target/debug/deps/libnb-7581ae550c808582.rlib" "/opt/rustwide/target/debug/deps/libdefmt-a60942eb3d3df826.rlib" "/opt/rustwide/target/debug/deps/libbitflags-099aaf6e700a3a0f.rlib" "/opt/rustwide/target/debug/deps/libcortex_m_rt-7ecdbbdf2f559db4.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-0577018320f99037.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-193cf992125ccd4c.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-8e138eaf26ebb4a8.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/examples/simple-3d499ee020359173" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-Wl,-O1" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/examples/simple-3d499ee020359173.simple.651e25c5f89b99ac-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-0.7.6/src/register/primask.rs:29: undefined reference to `__primask_r'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/examples/simple-3d499ee020359173.simple.651e25c5f89b99ac-cgu.0.rcgu.o: in function `cortex_m::interrupt::disable':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/cortex-m-0.7.6/src/interrupt.rs:38: undefined reference to `__cpsid'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/examples/simple-3d499ee020359173.simple.651e25c5f89b99ac-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-0.7.6/src/register/primask.rs:29: undefined reference to `__primask_r'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/examples/simple-3d499ee020359173.simple.651e25c5f89b99ac-cgu.0.rcgu.o: in function `cortex_m::interrupt::disable':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/cortex-m-0.7.6/src/interrupt.rs:38: undefined reference to `__cpsid'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/examples/simple-3d499ee020359173.simple.651e25c5f89b99ac-cgu.0.rcgu.o: in function `cortex_m::asm::dsb':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/cortex-m-0.7.6/src/asm.rs:82: undefined reference to `__dsb'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/examples/simple-3d499ee020359173.simple.651e25c5f89b99ac-cgu.0.rcgu.o: in function `cortex_m::interrupt::enable':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/cortex-m-0.7.6/src/interrupt.rs:48: undefined reference to `__cpsie'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/cortex-m-0.7.6/src/interrupt.rs:48: undefined reference to `__cpsie'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/examples/simple-3d499ee020359173.simple.651e25c5f89b99ac-cgu.0.rcgu.o: in function `cortex_m::asm::dsb':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/cortex-m-0.7.6/src/asm.rs:82: undefined reference to `__dsb'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstm32f4xx_hal-4489509e37b3f649.rlib(stm32f4xx_hal-4489509e37b3f649.stm32f4xx_hal.aacc69415771ad1d-cgu.0.rcgu.o): in function `cortex_m::asm::dsb':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/cortex-m-0.7.6/src/asm.rs:82: undefined reference to `__dsb'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstm32f4xx_hal-4489509e37b3f649.rlib(stm32f4xx_hal-4489509e37b3f649.stm32f4xx_hal.aacc69415771ad1d-cgu.0.rcgu.o): in function `cortex_m::asm::delay':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/cortex-m-0.7.6/src/asm.rs:29: undefined reference to `__delay'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstm32f4xx_hal-4489509e37b3f649.rlib(stm32f4xx_hal-4489509e37b3f649.stm32f4xx_hal.aacc69415771ad1d-cgu.0.rcgu.o): in function `cortex_m::asm::dsb':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/cortex-m-0.7.6/src/asm.rs:82: undefined reference to `__dsb'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/cortex-m-0.7.6/src/asm.rs:82: undefined reference to `__dsb'
[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 `sht25` (example "simple") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "3fdcc0b514e6da6696f863f18f9e04d6539ee75a0d847a934523156adadad816", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fdcc0b514e6da6696f863f18f9e04d6539ee75a0d847a934523156adadad816", kill_on_drop: false }`
[INFO] [stdout] 3fdcc0b514e6da6696f863f18f9e04d6539ee75a0d847a934523156adadad816
