[INFO] cloning repository https://github.com/kstrckr/stm32f3disco_mvp [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kstrckr/stm32f3disco_mvp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkstrckr%2Fstm32f3disco_mvp", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkstrckr%2Fstm32f3disco_mvp'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] bae3739d066366648a1585b71661c2bbcb217991 [INFO] checking kstrckr/stm32f3disco_mvp against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkstrckr%2Fstm32f3disco_mvp" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kstrckr/stm32f3disco_mvp on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-3-tc1/source/.cargo/config [INFO] started tweaking git repo https://github.com/kstrckr/stm32f3disco_mvp [INFO] finished tweaking git repo https://github.com/kstrckr/stm32f3disco_mvp [INFO] tweaked toml for git repo https://github.com/kstrckr/stm32f3disco_mvp written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/kstrckr/stm32f3disco_mvp 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded usb-device v0.2.8 [INFO] [stderr] Downloaded stm32-usbd v0.5.1 [INFO] [stderr] Downloaded rtcc v0.2.0 [INFO] [stderr] Downloaded stm32f3xx-hal v0.6.1 [INFO] [stderr] Downloaded cortex-m-rt v0.6.13 [INFO] [stderr] Downloaded lsm303dlhc v0.2.0 [INFO] [stderr] Downloaded lsm303agr v0.1.1 [INFO] [stderr] Downloaded panic-itm v0.4.2 [INFO] [stderr] Downloaded micromath v1.1.1 [INFO] [stderr] Downloaded accelerometer v0.12.0 [INFO] [stderr] Downloaded cast v0.2.5 [INFO] [stderr] Downloaded generic-array v0.11.2 [INFO] [stderr] Downloaded stm32f3-discovery v0.6.0 [INFO] [stderr] Downloaded stm32f3 v0.12.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8f3350bd5013c967eae80d5101a7fdba89c501120b099aa056be1ea0ade2d394 [INFO] running `Command { std: "docker" "start" "-a" "8f3350bd5013c967eae80d5101a7fdba89c501120b099aa056be1ea0ade2d394", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8f3350bd5013c967eae80d5101a7fdba89c501120b099aa056be1ea0ade2d394", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8f3350bd5013c967eae80d5101a7fdba89c501120b099aa056be1ea0ade2d394", kill_on_drop: false }` [INFO] [stdout] 8f3350bd5013c967eae80d5101a7fdba89c501120b099aa056be1ea0ade2d394 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 73995fb1bc2c9f7fb3117cd247f10e824e3fe76e726ea550b847d66121abfe87 [INFO] running `Command { std: "docker" "start" "-a" "73995fb1bc2c9f7fb3117cd247f10e824e3fe76e726ea550b847d66121abfe87", kill_on_drop: false }` [INFO] [stderr] Compiling typenum v1.13.0 [INFO] [stderr] Checking nb v1.0.0 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling cortex-m v0.7.2 [INFO] [stderr] Checking vcell v0.1.3 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Checking bitfield v0.13.2 [INFO] [stderr] Compiling cortex-m v0.6.7 [INFO] [stderr] Compiling cortex-m-rt v0.6.13 [INFO] [stderr] Compiling stm32-usbd v0.5.1 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling bare-metal v0.2.5 [INFO] [stderr] Compiling cast v0.2.5 [INFO] [stderr] Compiling stm32f3 v0.12.1 [INFO] [stderr] Checking r0 v0.2.2 [INFO] [stderr] Checking volatile-register v0.2.0 [INFO] [stderr] Checking usb-device v0.2.8 [INFO] [stderr] Checking nb v0.1.3 [INFO] [stderr] Checking embedded-dma v0.1.2 [INFO] [stderr] Checking embedded-hal v0.2.5 [INFO] [stderr] Compiling paste v1.0.5 [INFO] [stderr] Compiling stm32f3-discovery v0.6.0 [INFO] [stderr] Checking switch-hal v0.3.2 [INFO] [stderr] Checking lsm303agr v0.1.1 [INFO] [stderr] Checking panic-itm v0.4.2 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking rtcc v0.2.0 [INFO] [stderr] Checking generic-array v0.13.3 [INFO] [stderr] Checking generic-array v0.12.4 [INFO] [stderr] Checking generic-array v0.11.2 [INFO] [stderr] Checking lsm303dlhc v0.2.0 [INFO] [stderr] Checking as-slice v0.1.5 [INFO] [stderr] Checking micromath v1.1.1 [INFO] [stderr] Checking accelerometer v0.12.0 [INFO] [stderr] Checking aligned v0.3.4 [INFO] [stderr] Compiling cortex-m-rt-macros v0.1.8 [INFO] [stderr] Checking stm32f3xx-hal v0.6.1 [INFO] [stderr] Checking stm32f3disco_mvp v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `dma::ReadBuffer` [INFO] [stdout] --> src/main.rs:9:66 [INFO] [stdout] | [INFO] [stdout] 9 | use hal::{pac, prelude::*, stm32, serial::Serial, rcc, i2c::I2c, dma::ReadBuffer}; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `dma::ReadBuffer` [INFO] [stdout] --> src/main.rs:9:66 [INFO] [stdout] | [INFO] [stdout] 9 | use hal::{pac, prelude::*, stm32, serial::Serial, rcc, i2c::I2c, dma::ReadBuffer}; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused attribute [INFO] [stdout] --> src/main.rs:3:24 [INFO] [stdout] | [INFO] [stdout] 3 | #![cfg_attr(not(test), no_std)] [INFO] [stdout] | ^^^^^^ help: remove this attribute [INFO] [stdout] | [INFO] [stdout] note: attribute also specified here [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![no_std] [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `max_measurements` [INFO] [stdout] --> src/main.rs:155:9 [INFO] [stdout] | [INFO] [stdout] 155 | let max_measurements = 1000; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_measurements` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `max_measurements` [INFO] [stdout] --> src/main.rs:155:9 [INFO] [stdout] | [INFO] [stdout] 155 | let max_measurements = 1000; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_measurements` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `rx`, `rx_cahnnel`, and `delay` are never read [INFO] [stdout] --> src/main.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 23 | struct IOStruct { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] 24 | tx: hal::serial::Tx, [INFO] [stdout] 25 | rx: hal::serial::Rx, [INFO] [stdout] | ^^ [INFO] [stdout] 26 | tx_channel: hal::dma::dma1::C4, [INFO] [stdout] 27 | rx_cahnnel: hal::dma::dma1::C5, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 28 | delay: hal::delay::Delay, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `destruct_RCC` should have a snake case name [INFO] [stdout] --> src/main.rs:37:37 [INFO] [stdout] | [INFO] [stdout] 37 | ... let pac::Peripherals { RCC: destruct_RCC, DMA1: destruct_DMA1, FLASH: destruct_FLASH, GPIOA: destruct_gpioa, GPIOB: destruct_gpiob,... [INFO] [stdout] | ^^^^^^^^^^^^ help: convert the identifier to snake case: `destruct_rcc` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `destruct_DMA1` should have a snake case name [INFO] [stdout] --> src/main.rs:37:57 [INFO] [stdout] | [INFO] [stdout] 37 | ... let pac::Peripherals { RCC: destruct_RCC, DMA1: destruct_DMA1, FLASH: destruct_FLASH, GPIOA: destruct_gpioa, GPIOB: destruct_gpiob,... [INFO] [stdout] | ^^^^^^^^^^^^^ help: convert the identifier to snake case: `destruct_dma1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `rx`, `rx_cahnnel`, and `delay` are never read [INFO] [stdout] --> src/main.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 23 | struct IOStruct { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] 24 | tx: hal::serial::Tx, [INFO] [stdout] 25 | rx: hal::serial::Rx, [INFO] [stdout] | ^^ [INFO] [stdout] 26 | tx_channel: hal::dma::dma1::C4, [INFO] [stdout] 27 | rx_cahnnel: hal::dma::dma1::C5, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 28 | delay: hal::delay::Delay, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `destruct_FLASH` should have a snake case name [INFO] [stdout] --> src/main.rs:37:79 [INFO] [stdout] | [INFO] [stdout] 37 | ... DMA1: destruct_DMA1, FLASH: destruct_FLASH, GPIOA: destruct_gpioa, GPIOB: destruct_gpiob, .. } = device_periphs; [INFO] [stdout] | ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `destruct_flash` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `destruct_RCC` should have a snake case name [INFO] [stdout] --> src/main.rs:37:37 [INFO] [stdout] | [INFO] [stdout] 37 | ... let pac::Peripherals { RCC: destruct_RCC, DMA1: destruct_DMA1, FLASH: destruct_FLASH, GPIOA: destruct_gpioa, GPIOB: destruct_gpiob,... [INFO] [stdout] | ^^^^^^^^^^^^ help: convert the identifier to snake case: `destruct_rcc` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `destruct_DMA1` should have a snake case name [INFO] [stdout] --> src/main.rs:37:57 [INFO] [stdout] | [INFO] [stdout] 37 | ... let pac::Peripherals { RCC: destruct_RCC, DMA1: destruct_DMA1, FLASH: destruct_FLASH, GPIOA: destruct_gpioa, GPIOB: destruct_gpiob,... [INFO] [stdout] | ^^^^^^^^^^^^^ help: convert the identifier to snake case: `destruct_dma1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `destruct_FLASH` should have a snake case name [INFO] [stdout] --> src/main.rs:37:79 [INFO] [stdout] | [INFO] [stdout] 37 | ... DMA1: destruct_DMA1, FLASH: destruct_FLASH, GPIOA: destruct_gpioa, GPIOB: destruct_gpiob, .. } = device_periphs; [INFO] [stdout] | ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `destruct_flash` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.83s [INFO] running `Command { std: "docker" "inspect" "73995fb1bc2c9f7fb3117cd247f10e824e3fe76e726ea550b847d66121abfe87", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "73995fb1bc2c9f7fb3117cd247f10e824e3fe76e726ea550b847d66121abfe87", kill_on_drop: false }` [INFO] [stdout] 73995fb1bc2c9f7fb3117cd247f10e824e3fe76e726ea550b847d66121abfe87