[INFO] cloning repository https://github.com/pferreir/clima-sensors
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pferreir/clima-sensors" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpferreir%2Fclima-sensors", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpferreir%2Fclima-sensors'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d4e7b158d2c5f7ef2ceb2742181a1a5b22aacd34
[INFO] checking pferreir/clima-sensors against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpferreir%2Fclima-sensors" "/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/pferreir/clima-sensors on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "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/pferreir/clima-sensors
[INFO] finished tweaking git repo https://github.com/pferreir/clima-sensors
[INFO] tweaked toml for git repo https://github.com/pferreir/clima-sensors written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/pferreir/clima-sensors 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ufmt-macros v0.1.1
[INFO] [stderr]   Downloaded syn v1.0.56
[INFO] [stderr]   Downloaded heapless v0.5.6
[INFO] [stderr]   Downloaded byte-slice-cast v0.3.5
[INFO] [stderr]   Downloaded embedded-hal v0.2.4
[INFO] [stderr]   Downloaded as-slice v0.1.4
[INFO] [stderr]   Downloaded cortex-m v0.6.4
[INFO] [stderr]   Downloaded cortex-m-rt-macros v0.1.8
[INFO] [stderr]   Downloaded cortex-m-rt v0.6.13
[INFO] [stderr]   Downloaded stm32f4xx-hal v0.8.3
[INFO] [stderr]   Downloaded embedded-graphics v0.6.2
[INFO] [stderr]   Downloaded panic-itm v0.4.2
[INFO] [stderr]   Downloaded display-interface-i2c v0.4.0
[INFO] [stderr]   Downloaded cast v0.2.3
[INFO] [stderr]   Downloaded aligned v0.3.4
[INFO] [stderr]   Downloaded ssd1306 v0.5.0
[INFO] [stderr]   Downloaded ufmt v0.1.0
[INFO] [stderr]   Downloaded vcell v0.1.2
[INFO] [stderr]   Downloaded tinybmp v0.2.3
[INFO] [stderr]   Downloaded display-interface v0.4.0
[INFO] [stderr]   Downloaded dht11 v0.3.1
[INFO] [stderr]   Downloaded mlx9061x v0.1.0
[INFO] [stderr]   Downloaded shared-bus v0.2.0
[INFO] [stderr]   Downloaded cmim v0.2.1
[INFO] [stderr]   Downloaded display-interface-spi v0.4.0
[INFO] [stderr]   Downloaded profont v0.4.0
[INFO] [stderr]   Downloaded stm32f4 v0.11.0
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa47bb50ac2c7117961f8eb24b8fb61283064d6dcee1d19c94c83db029165f08
[INFO] running `Command { std: "docker" "start" "-a" "fa47bb50ac2c7117961f8eb24b8fb61283064d6dcee1d19c94c83db029165f08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa47bb50ac2c7117961f8eb24b8fb61283064d6dcee1d19c94c83db029165f08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa47bb50ac2c7117961f8eb24b8fb61283064d6dcee1d19c94c83db029165f08", kill_on_drop: false }`
[INFO] [stdout] fa47bb50ac2c7117961f8eb24b8fb61283064d6dcee1d19c94c83db029165f08
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a099eea837d3d7148bed5ef64636611fe97895eb4542bad5202aeb8c5597f1f2
[INFO] running `Command { std: "docker" "start" "-a" "a099eea837d3d7148bed5ef64636611fe97895eb4542bad5202aeb8c5597f1f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling cortex-m v0.6.4
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling syn v1.0.56
[INFO] [stderr]     Checking vcell v0.1.2
[INFO] [stderr]    Compiling cortex-m-rt v0.6.13
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking display-interface v0.4.0
[INFO] [stderr]    Compiling stm32f4 v0.11.0
[INFO] [stderr]     Checking ufmt-write v0.1.0
[INFO] [stderr]     Checking embedded-hal v0.2.4
[INFO] [stderr]    Compiling heapless v0.5.6
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking byte-slice-cast v0.3.5
[INFO] [stderr]     Checking volatile-register v0.2.0
[INFO] [stderr]    Compiling ssd1306 v0.5.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling clima-sensors v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking display-interface-i2c v0.4.0
[INFO] [stderr]     Checking display-interface-spi v0.4.0
[INFO] [stderr]     Checking mlx9061x v0.1.0
[INFO] [stderr]     Checking dht11 v0.3.1
[INFO] [stderr]     Checking shared-bus v0.2.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]     Checking embedded-graphics v0.6.2
[INFO] [stderr]     Checking hash32 v0.1.1
[INFO] [stderr]     Checking profont v0.4.0
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking generic-array v0.13.2
[INFO] [stderr]     Checking as-slice v0.1.4
[INFO] [stderr]     Checking aligned v0.3.4
[INFO] [stderr]     Checking tinybmp v0.2.3
[INFO] [stderr]     Checking panic-itm v0.4.2
[INFO] [stderr]     Checking cmim v0.2.1
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.8
[INFO] [stderr]    Compiling ufmt-macros v0.1.1
[INFO] [stderr]     Checking ufmt v0.1.0
[INFO] [stderr]     Checking stm32f4xx-hal v0.8.3
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:235:25
[INFO] [stdout]     |
[INFO] [stdout] 235 |                     let mut data = data.get_mut();
[INFO] [stdout]     |                         ----^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:275:25
[INFO] [stdout]     |
[INFO] [stdout] 275 |                     let mut data = data.get_mut();
[INFO] [stdout]     |                         ----^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `size` is never used
[INFO] [stdout]   --> src/ringbuffer.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | / impl<T> RingBuffer<T>
[INFO] [stdout] 13 | | where
[INFO] [stdout] 14 | |     T: Default + Copy,
[INFO] [stdout]    | |______________________- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 33 |       pub fn size(&self) -> u16 {
[INFO] [stdout]    |              ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.30s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v5.1.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "a099eea837d3d7148bed5ef64636611fe97895eb4542bad5202aeb8c5597f1f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a099eea837d3d7148bed5ef64636611fe97895eb4542bad5202aeb8c5597f1f2", kill_on_drop: false }`
[INFO] [stdout] a099eea837d3d7148bed5ef64636611fe97895eb4542bad5202aeb8c5597f1f2