[INFO] fetching crate sht25 0.1.0-alpha.3...
[INFO] testing sht25-0.1.0-alpha.3 against 1.76.0 for beta-1.77-1
[INFO] extracting crate sht25 0.1.0-alpha.3 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate sht25 0.1.0-alpha.3 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc1/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-4-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-4-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" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded critical-section v0.2.7
[INFO] [stderr]   Downloaded defmt-macros v0.3.2
[INFO] [stderr]   Downloaded riscv-target v0.1.2
[INFO] [stderr]   Downloaded defmt-rtt v0.3.2
[INFO] [stderr]   Downloaded fugit-timer v0.1.3
[INFO] [stderr]   Downloaded embedded-hal v1.0.0-alpha.7
[INFO] [stderr]   Downloaded cortex-m-rt v0.7.1
[INFO] [stderr]   Downloaded cortex-m v0.7.6
[INFO] [stderr]   Downloaded stm32f4xx-hal v0.13.2
[INFO] [stderr]   Downloaded riscv v0.7.0
[INFO] [stderr]   Downloaded stm32f4 v0.14.0
[INFO] [stderr]   Downloaded embedded-storage v0.2.0
[INFO] [stderr]   Downloaded bare-metal v1.0.0
[INFO] [stderr]   Downloaded gcd v2.1.0
[INFO] [stderr]   Downloaded fugit v0.3.6
[INFO] [stderr]   Downloaded panic-probe v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4585cfa3668ede9a0bf898fc41cf1190698fd519297b445e20a658bbc8b0aa1a
[INFO] running `Command { std: "docker" "start" "-a" "4585cfa3668ede9a0bf898fc41cf1190698fd519297b445e20a658bbc8b0aa1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4585cfa3668ede9a0bf898fc41cf1190698fd519297b445e20a658bbc8b0aa1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4585cfa3668ede9a0bf898fc41cf1190698fd519297b445e20a658bbc8b0aa1a", kill_on_drop: false }`
[INFO] [stdout] 4585cfa3668ede9a0bf898fc41cf1190698fd519297b445e20a658bbc8b0aa1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1674b6ccb51b5216517aa3922dbbce4826111f84f3380e5c8d1b4cb9266afcb4
[INFO] running `Command { std: "docker" "start" "-a" "1674b6ccb51b5216517aa3922dbbce4826111f84f3380e5c8d1b4cb9266afcb4", 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 0.29s
[INFO] running `Command { std: "docker" "inspect" "1674b6ccb51b5216517aa3922dbbce4826111f84f3380e5c8d1b4cb9266afcb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1674b6ccb51b5216517aa3922dbbce4826111f84f3380e5c8d1b4cb9266afcb4", kill_on_drop: false }`
[INFO] [stdout] 1674b6ccb51b5216517aa3922dbbce4826111f84f3380e5c8d1b4cb9266afcb4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+1.76.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b94b94309ff9631afa28235870bf8428c44d602f1a87d6af652e85d2fc313ec0
[INFO] running `Command { std: "docker" "start" "-a" "b94b94309ff9631afa28235870bf8428c44d602f1a87d6af652e85d2fc313ec0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[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 void v1.0.2
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling vcell v0.1.3
[INFO] [stderr]    Compiling cortex-m-rt v0.7.1
[INFO] [stderr]    Compiling defmt-macros v0.3.2
[INFO] [stderr]    Compiling defmt-parser v0.3.1
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling bare-metal v1.0.0
[INFO] [stderr]    Compiling embedded-hal v0.2.7
[INFO] [stderr]    Compiling volatile-register v0.2.1
[INFO] [stderr]    Compiling critical-section v1.1.1
[INFO] [stderr]    Compiling bitfield v0.13.2
[INFO] [stderr]    Compiling paste v1.0.9
[INFO] [stderr]    Compiling stm32f4 v0.14.0
[INFO] [stderr]    Compiling critical-section v0.2.7
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling defmt-rtt v0.3.2
[INFO] [stderr]    Compiling panic-probe v0.3.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling num_threads v0.1.6
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling embedded-storage v0.2.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[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 time v0.3.14
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling fugit-timer v0.1.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[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/1.76.0-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/rustcPuMvU5/symbols.o" "/opt/rustwide/target/debug/examples/simple-ff6323b5ac77fac2.simple.55ad29691ddf7f8d-cgu.0.rcgu.o" "/opt/rustwide/target/debug/examples/simple-ff6323b5ac77fac2.48cux7fhnoya8224.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/target/debug/build/cortex-m-rt-980adfee04aafa30/out" "-L" "/opt/rustwide/target/debug/build/defmt-4d8c1cee55fd0fbf/out" "-L" "/opt/rustwide/target/debug/build/stm32f4-030d15fe7cb29930/out" "-L" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libpanic_probe-e1c88680e55c6ebc.rlib" "/opt/rustwide/target/debug/deps/libdefmt_rtt-ac8c7fcdf37bdbb1.rlib" "/opt/rustwide/target/debug/deps/libcritical_section-60d19c9019e81eaf.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-66d8041607d2929b.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-a57e2388c0aea9b1.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-dcd9be90ae2cb505.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-516789932d161b4e.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-1ff34b0cf871cb60.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-0c110dd0650d6cb7.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-a6e97aae2681ad8f.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-b93dac2525ec4d1e.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-ce1d65fb391ae98b.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-8933a2fb54d88492.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-306712ebb1ee1a3f.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-349c574f342b0d30.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-65c422a3ad95273d.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-7e6330a6c0cb9441.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-39c59240bfdfab27.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-e9d126c51bb8b2bb.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-f146fccba81704b0.rlib" "/opt/rustwide/target/debug/deps/libbare_metal-a5e21716125951cf.rlib" "/opt/rustwide/target/debug/deps/libstm32f4xx_hal-c60f90207c8eca36.rlib" "/opt/rustwide/target/debug/deps/libfugit_timer-0cfdffc1603f8c76.rlib" "/opt/rustwide/target/debug/deps/libtime-617bf72d343c5647.rlib" "/opt/rustwide/target/debug/deps/libembedded_storage-fb5494423ee1b8fa.rlib" "/opt/rustwide/target/debug/deps/libembedded_dma-1840e07eea1c1e62.rlib" "/opt/rustwide/target/debug/deps/libstable_deref_trait-01a4cab7c2ec06a1.rlib" "/opt/rustwide/target/debug/deps/librand_core-ba0d5505add7eecd.rlib" "/opt/rustwide/target/debug/deps/libfugit-10a6070834f738cd.rlib" "/opt/rustwide/target/debug/deps/libgcd-461405a4ec20e190.rlib" "/opt/rustwide/target/debug/deps/libstm32f4-378b24ef469624f2.rlib" "/opt/rustwide/target/debug/deps/libcortex_m-a2e65b1cedee6e78.rlib" "/opt/rustwide/target/debug/deps/libvolatile_register-caf6dd136ea468f6.rlib" "/opt/rustwide/target/debug/deps/libvcell-e96f2da5ca66922f.rlib" "/opt/rustwide/target/debug/deps/libbare_metal-b5c07126087d7bfe.rlib" "/opt/rustwide/target/debug/deps/libembedded_hal-2b1570bfdac6fc3b.rlib" "/opt/rustwide/target/debug/deps/libvoid-d6b10c3104959444.rlib" "/opt/rustwide/target/debug/deps/libnb-19be1f8d28d81c09.rlib" "/opt/rustwide/target/debug/deps/libsht25-b0b2c670afdde22c.rlib" "/opt/rustwide/target/debug/deps/libembedded_hal-96a43b729018902f.rlib" "/opt/rustwide/target/debug/deps/libnb-2220ac6f7d361fcd.rlib" "/opt/rustwide/target/debug/deps/libdefmt-d7b09c689bdd4221.rlib" "/opt/rustwide/target/debug/deps/libbitflags-0a00b0e821f3afc3.rlib" "/opt/rustwide/target/debug/deps/libcortex_m_rt-5194e92c481e635e.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-5af394d9b1f07bdc.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-693a8f23970c5917.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-13fc9d1ed9c7a2bc.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/examples/simple-ff6323b5ac77fac2" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-Wl,-O1" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/examples/simple-ff6323b5ac77fac2.simple.55ad29691ddf7f8d-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-ff6323b5ac77fac2.simple.55ad29691ddf7f8d-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-ff6323b5ac77fac2.simple.55ad29691ddf7f8d-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-ff6323b5ac77fac2.simple.55ad29691ddf7f8d-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-ff6323b5ac77fac2.simple.55ad29691ddf7f8d-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-ff6323b5ac77fac2.simple.55ad29691ddf7f8d-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-ff6323b5ac77fac2.simple.55ad29691ddf7f8d-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-c60f90207c8eca36.rlib(stm32f4xx_hal-c60f90207c8eca36.stm32f4xx_hal.f8064fe23e5c123d-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-c60f90207c8eca36.rlib(stm32f4xx_hal-c60f90207c8eca36.stm32f4xx_hal.f8064fe23e5c123d-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-c60f90207c8eca36.rlib(stm32f4xx_hal-c60f90207c8eca36.stm32f4xx_hal.f8064fe23e5c123d-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 1 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" "b94b94309ff9631afa28235870bf8428c44d602f1a87d6af652e85d2fc313ec0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b94b94309ff9631afa28235870bf8428c44d602f1a87d6af652e85d2fc313ec0", kill_on_drop: false }`
[INFO] [stdout] b94b94309ff9631afa28235870bf8428c44d602f1a87d6af652e85d2fc313ec0
