[INFO] cloning repository https://github.com/jakob-ledermann/STM32Fultrasonic
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jakob-ledermann/STM32Fultrasonic" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakob-ledermann%2FSTM32Fultrasonic", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakob-ledermann%2FSTM32Fultrasonic'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ef0c51b4a99f9e9ade35fcccded27e81484ce0e4
[INFO] testing jakob-ledermann/STM32Fultrasonic against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakob-ledermann%2FSTM32Fultrasonic" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jakob-ledermann/STM32Fultrasonic on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/jakob-ledermann/STM32Fultrasonic
[INFO] finished tweaking git repo https://github.com/jakob-ledermann/STM32Fultrasonic
[INFO] tweaked toml for git repo https://github.com/jakob-ledermann/STM32Fultrasonic written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/jakob-ledermann/STM32Fultrasonic already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nb v1.0.0
[INFO] [stderr]   Downloaded cast v0.2.3
[INFO] [stderr]   Downloaded cortex-m-rt-macros v0.1.8
[INFO] [stderr]   Downloaded generic-array v0.13.2
[INFO] [stderr]   Downloaded bitfield v0.13.2
[INFO] [stderr]   Downloaded generic-array v0.11.1
[INFO] [stderr]   Downloaded switch-hal v0.3.2
[INFO] [stderr]   Downloaded stm32f3xx-hal v0.6.1
[INFO] [stderr]   Downloaded lsm303dlhc v0.2.0
[INFO] [stderr]   Downloaded panic-reset v0.1.0
[INFO] [stderr]   Downloaded nb v0.1.3
[INFO] [stderr]   Downloaded embedded-hal v0.2.5
[INFO] [stderr]   Downloaded volatile-register v0.2.0
[INFO] [stderr]   Downloaded as-slice v0.1.3
[INFO] [stderr]   Downloaded aligned v0.3.2
[INFO] [stderr]   Downloaded bare-metal v0.2.5
[INFO] [stderr]   Downloaded accelerometer v0.12.0
[INFO] [stderr]   Downloaded stm32f3-discovery v0.6.0
[INFO] [stderr]   Downloaded vcell v0.1.2
[INFO] [stderr]   Downloaded micromath v1.0.1
[INFO] [stderr]   Downloaded stm32-usbd v0.5.1
[INFO] [stderr]   Downloaded cortex-m v0.7.2
[INFO] [stderr]   Downloaded r0 v0.2.2
[INFO] [stderr]   Downloaded cortex-m v0.6.7
[INFO] [stderr]   Downloaded usb-device v0.2.5
[INFO] [stderr]   Downloaded rtcc v0.2.0
[INFO] [stderr]   Downloaded cortex-m-rt v0.6.13
[INFO] [stderr]   Downloaded embedded-dma v0.1.2
[INFO] [stderr]   Downloaded stm32f3 v0.12.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9c645a6205ed33998ac65df0c4dee421bc8a7976ced67157fed748dd96520872
[INFO] running `Command { std: "docker" "start" "-a" "9c645a6205ed33998ac65df0c4dee421bc8a7976ced67157fed748dd96520872", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c645a6205ed33998ac65df0c4dee421bc8a7976ced67157fed748dd96520872", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c645a6205ed33998ac65df0c4dee421bc8a7976ced67157fed748dd96520872", kill_on_drop: false }`
[INFO] [stdout] 9c645a6205ed33998ac65df0c4dee421bc8a7976ced67157fed748dd96520872
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df4c252f7e61c3711bc358e0a764e234677bcd0eab8a571f3e4069fcbb67c0e9
[INFO] running `Command { std: "docker" "start" "-a" "df4c252f7e61c3711bc358e0a764e234677bcd0eab8a571f3e4069fcbb67c0e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling nb v1.0.0
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling cortex-m v0.7.2
[INFO] [stderr]    Compiling vcell v0.1.2
[INFO] [stderr]    Compiling bitfield v0.13.2
[INFO] [stderr]    Compiling cortex-m v0.6.7
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling cortex-m-rt v0.6.13
[INFO] [stderr]    Compiling stm32-usbd v0.5.1
[INFO] [stderr]    Compiling r0 v0.2.2
[INFO] [stderr]    Compiling stm32f3 v0.12.1
[INFO] [stderr]    Compiling usb-device v0.2.5
[INFO] [stderr]    Compiling stm32f3-discovery v0.6.0
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling generic-array v0.11.1
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling micromath v1.0.1
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling as-slice v0.1.3
[INFO] [stderr]    Compiling embedded-dma v0.1.2
[INFO] [stderr]    Compiling volatile-register v0.2.0
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling embedded-hal v0.2.5
[INFO] [stderr]    Compiling accelerometer v0.12.0
[INFO] [stderr]    Compiling switch-hal v0.3.2
[INFO] [stderr]    Compiling rtcc v0.2.0
[INFO] [stderr]    Compiling aligned v0.3.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling lsm303dlhc v0.2.0
[INFO] [stderr]    Compiling panic-reset v0.1.0
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.8
[INFO] [stderr]    Compiling stm32f3xx-hal v0.6.1
[INFO] [stderr]    Compiling stm32f_ultrasonic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `OutputPin`
[INFO] [stdout]   --> src/main.rs:10:68
[INFO] [stdout]    |
[INFO] [stdout] 10 | use stm32f3_discovery::stm32f3xx_hal::hal::digital::v2::{InputPin, OutputPin};
[INFO] [stdout]    |                                                                    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `stm32f_ultrasonic` due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "df4c252f7e61c3711bc358e0a764e234677bcd0eab8a571f3e4069fcbb67c0e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df4c252f7e61c3711bc358e0a764e234677bcd0eab8a571f3e4069fcbb67c0e9", kill_on_drop: false }`
[INFO] [stdout] df4c252f7e61c3711bc358e0a764e234677bcd0eab8a571f3e4069fcbb67c0e9