[INFO] cloning repository https://github.com/jackfisher90/STM32F3Discovery-SPI-
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jackfisher90/STM32F3Discovery-SPI-" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackfisher90%2FSTM32F3Discovery-SPI-", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackfisher90%2FSTM32F3Discovery-SPI-'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aeb27372bdf85e5a2c48cb97d504c674e19f9327
[INFO] documenting jackfisher90/STM32F3Discovery-SPI- against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackfisher90%2FSTM32F3Discovery-SPI-" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jackfisher90/STM32F3Discovery-SPI- on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jackfisher90/STM32F3Discovery-SPI-
[INFO] finished tweaking git repo https://github.com/jackfisher90/STM32F3Discovery-SPI-
[INFO] tweaked toml for git repo https://github.com/jackfisher90/STM32F3Discovery-SPI- written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/jackfisher90/STM32F3Discovery-SPI- already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syn v1.0.20
[INFO] [stderr]   Downloaded panic-itm v0.4.1
[INFO] [stderr]   Downloaded stm32f3 v0.11.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ca99f9327352eedc0d0669c85b56b0c0317bd6341a8871fae09cc1f71c5cad2b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ca99f9327352eedc0d0669c85b56b0c0317bd6341a8871fae09cc1f71c5cad2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca99f9327352eedc0d0669c85b56b0c0317bd6341a8871fae09cc1f71c5cad2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca99f9327352eedc0d0669c85b56b0c0317bd6341a8871fae09cc1f71c5cad2b", kill_on_drop: false }`
[INFO] [stdout] ca99f9327352eedc0d0669c85b56b0c0317bd6341a8871fae09cc1f71c5cad2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] daaece3489fd6983e95d11875fabba9a2876383fb8be94af2f822d0b8c37058f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "daaece3489fd6983e95d11875fabba9a2876383fb8be94af2f822d0b8c37058f", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling cortex-m v0.6.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]    Compiling syn v1.0.20
[INFO] [stderr]    Compiling cortex-m-rt v0.6.12
[INFO] [stderr]    Compiling stm32f3 v0.11.0
[INFO] [stderr]    Compiling cortex-m-semihosting v0.3.5
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]     Checking generic-array v0.13.2
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking as-slice v0.1.3
[INFO] [stderr]     Checking aligned v0.3.2
[INFO] [stderr]     Checking panic-itm v0.4.1
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.8
[INFO] [stderr]  Documenting project4 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `timer` should have an upper camel case name
[INFO] [stdout]   --> src/my_api.rs:11:16
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub struct timer{}
[INFO] [stdout]    |                ^^^^^ help: convert the identifier to upper camel case: `Timer`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `spi_func` should have an upper camel case name
[INFO] [stdout]   --> src/my_api.rs:37:16
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub struct spi_func{}
[INFO] [stdout]    |                ^^^^^^^^ help: convert the identifier to upper camel case: `SpiFunc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `gyro` should have an upper camel case name
[INFO] [stdout]   --> src/sensor.rs:17:16
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub struct gyro{
[INFO] [stdout]    |                ^^^^ help: convert the identifier to upper camel case: `Gyro`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.88s
[INFO] running `Command { std: "docker" "inspect" "daaece3489fd6983e95d11875fabba9a2876383fb8be94af2f822d0b8c37058f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "daaece3489fd6983e95d11875fabba9a2876383fb8be94af2f822d0b8c37058f", kill_on_drop: false }`
[INFO] [stdout] daaece3489fd6983e95d11875fabba9a2876383fb8be94af2f822d0b8c37058f