[INFO] cloning repository https://github.com/jonlamb-gh/lmc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jonlamb-gh/lmc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonlamb-gh%2Flmc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonlamb-gh%2Flmc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2a159918458502387f762d0cf53a9ae53d2a81c5
[INFO] testing jonlamb-gh/lmc against beta-2025-09-21 for beta-1.91-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonlamb-gh%2Flmc" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-0-tc2/source/.cargo/config
[INFO] removed /workspace/builds/worker-0-tc2/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/jonlamb-gh/lmc
[INFO] finished tweaking git repo https://github.com/jonlamb-gh/lmc
[INFO] tweaked toml for git repo https://github.com/jonlamb-gh/lmc written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jonlamb-gh/lmc on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jonlamb-gh/lmc 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a09801cf5e222fd42f85c16eb37a7e3895384caf2be473a356a8e6d0b510551b
[INFO] running `Command { std: "docker" "start" "-a" "a09801cf5e222fd42f85c16eb37a7e3895384caf2be473a356a8e6d0b510551b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a09801cf5e222fd42f85c16eb37a7e3895384caf2be473a356a8e6d0b510551b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a09801cf5e222fd42f85c16eb37a7e3895384caf2be473a356a8e6d0b510551b", kill_on_drop: false }`
[INFO] [stdout] a09801cf5e222fd42f85c16eb37a7e3895384caf2be473a356a8e6d0b510551b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 377f4e5823329d59db1564b2629e944c5ee5c670d6f21584bf5ffb2926623a5c
[INFO] running `Command { std: "docker" "start" "-a" "377f4e5823329d59db1564b2629e944c5ee5c670d6f21584bf5ffb2926623a5c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling bare-metal v0.2.4
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling cortex-m v0.5.8
[INFO] [stderr]    Compiling vcell v0.1.0
[INFO] [stderr]    Compiling syn v0.15.29
[INFO] [stderr]    Compiling aligned v0.2.0
[INFO] [stderr]    Compiling nb v0.1.1
[INFO] [stderr]    Compiling cortex-m-rt v0.6.7
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling r0 v0.2.2
[INFO] [stderr]    Compiling cortex-m-semihosting v0.3.2
[INFO] [stderr]    Compiling stm32f1 v0.6.0
[INFO] [stderr]    Compiling ssd1306 v0.2.4 (/opt/rustwide/workdir/deps/ssd1306)
[INFO] [stderr]    Compiling embedded-hal v0.2.2
[INFO] [stderr]    Compiling volatile-register v0.2.0
[INFO] [stderr]    Compiling cast v0.2.2
[INFO] [stderr]    Compiling pwm-pca9685 v0.1.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling hash32 v0.1.0
[INFO] [stderr]    Compiling nom v4.2.2
[INFO] [stderr]    Compiling panic-semihosting v0.5.1
[INFO] [stderr]    Compiling generic-array v0.11.1
[INFO] [stderr]    Compiling tinybmp v0.1.1-alpha.0 (/opt/rustwide/workdir/deps/embedded-graphics/tinybmp)
[INFO] [stderr]    Compiling embedded-graphics v0.4.8-alpha.0 (/opt/rustwide/workdir/deps/embedded-graphics/embedded-graphics)
[INFO] [stderr]    Compiling heapless v0.4.2
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> deps/embedded-graphics/embedded-graphics/src/image/image16bpp.rs:172:20
[INFO] [stdout]     |
[INFO] [stdout] 172 |             ..*self.clone()
[INFO] [stdout]     |                    ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `Image16BPP<'_, C>` does not implement `Clone`, so calling `clone` on `&Image16BPP<'_, C>` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout] 172 -             ..*self.clone()
[INFO] [stdout] 172 +             ..*self
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to clone `Image16BPP<'_, C>`, implement `Clone` for it
[INFO] [stdout]     |
[INFO] [stdout]  25 + #[derive(Clone)]
[INFO] [stdout]  26 | pub struct Image16BPP<'a, C: PixelColor> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> deps/embedded-graphics/embedded-graphics/src/image/image1bpp.rs:174:20
[INFO] [stdout]     |
[INFO] [stdout] 174 |             ..*self.clone()
[INFO] [stdout]     |                    ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `Image1BPP<'_, C>` does not implement `Clone`, so calling `clone` on `&Image1BPP<'_, C>` copies the reference, which does not do anything and can be removed
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout] 174 -             ..*self.clone()
[INFO] [stdout] 174 +             ..*self
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to clone `Image1BPP<'_, C>`, implement `Clone` for it
[INFO] [stdout]     |
[INFO] [stdout]  21 + #[derive(Clone)]
[INFO] [stdout]  22 | pub struct Image1BPP<'a, C> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> deps/embedded-graphics/embedded-graphics/src/image/image8bpp.rs:167:20
[INFO] [stdout]     |
[INFO] [stdout] 167 |             ..*self.clone()
[INFO] [stdout]     |                    ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `Image8BPP<'_, C>` does not implement `Clone`, so calling `clone` on `&Image8BPP<'_, C>` copies the reference, which does not do anything and can be removed
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout] 167 -             ..*self.clone()
[INFO] [stdout] 167 +             ..*self
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to clone `Image8BPP<'_, C>`, implement `Clone` for it
[INFO] [stdout]     |
[INFO] [stdout]  21 + #[derive(Clone)]
[INFO] [stdout]  22 | pub struct Image8BPP<'a, C: PixelColor> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.5
[INFO] [stderr]    Compiling stm32f1xx-hal v0.2.1 (/opt/rustwide/workdir/deps/stm32f1xx-hal)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> deps/stm32f1xx-hal/src/rcc.rs:188:18
[INFO] [stdout]     |
[INFO] [stdout] 188 |                 3...5 => 0b1001,
[INFO] [stdout]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> deps/stm32f1xx-hal/src/rcc.rs:189:18
[INFO] [stdout]     |
[INFO] [stdout] 189 |                 6...11 => 0b1010,
[INFO] [stdout]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> deps/stm32f1xx-hal/src/rcc.rs:190:19
[INFO] [stdout]     |
[INFO] [stdout] 190 |                 12...39 => 0b1011,
[INFO] [stdout]     |                   ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> deps/stm32f1xx-hal/src/rcc.rs:191:19
[INFO] [stdout]     |
[INFO] [stdout] 191 |                 40...95 => 0b1100,
[INFO] [stdout]     |                   ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> deps/stm32f1xx-hal/src/rcc.rs:192:19
[INFO] [stdout]     |
[INFO] [stdout] 192 |                 96...191 => 0b1101,
[INFO] [stdout]     |                   ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> deps/stm32f1xx-hal/src/rcc.rs:193:20
[INFO] [stdout]     |
[INFO] [stdout] 193 |                 192...383 => 0b1110,
[INFO] [stdout]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> deps/stm32f1xx-hal/src/rcc.rs:207:18
[INFO] [stdout]     |
[INFO] [stdout] 207 |                 3...5 => 0b101,
[INFO] [stdout]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> deps/stm32f1xx-hal/src/rcc.rs:208:18
[INFO] [stdout]     |
[INFO] [stdout] 208 |                 6...11 => 0b110,
[INFO] [stdout]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> deps/stm32f1xx-hal/src/rcc.rs:223:18
[INFO] [stdout]     |
[INFO] [stdout] 223 |                 3...5 => 0b101,
[INFO] [stdout]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> deps/stm32f1xx-hal/src/rcc.rs:224:18
[INFO] [stdout]     |
[INFO] [stdout] 224 |                 6...11 => 0b110,
[INFO] [stdout]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> deps/stm32f1xx-hal/src/spi.rs:126:26
[INFO] [stdout]     |
[INFO] [stdout] 126 |                           1...2 => 0b000,
[INFO] [stdout]     |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] ...
[INFO] [stdout] 226 | / hal! {
[INFO] [stdout] 227 | |     SPI1: (_spi1, spi1en, spi1rst, APB2),
[INFO] [stdout] 228 | |     SPI2: (_spi2, spi2en, spi2rst, APB1),
[INFO] [stdout] 229 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `hal` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> deps/stm32f1xx-hal/src/spi.rs:127:26
[INFO] [stdout]     |
[INFO] [stdout] 127 |                           3...5 => 0b001,
[INFO] [stdout]     |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] ...
[INFO] [stdout] 226 | / hal! {
[INFO] [stdout] 227 | |     SPI1: (_spi1, spi1en, spi1rst, APB2),
[INFO] [stdout] 228 | |     SPI2: (_spi2, spi2en, spi2rst, APB1),
[INFO] [stdout] 229 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `hal` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> deps/stm32f1xx-hal/src/spi.rs:128:26
[INFO] [stdout]     |
[INFO] [stdout] 128 |                           6...11 => 0b010,
[INFO] [stdout]     |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] ...
[INFO] [stdout] 226 | / hal! {
[INFO] [stdout] 227 | |     SPI1: (_spi1, spi1en, spi1rst, APB2),
[INFO] [stdout] 228 | |     SPI2: (_spi2, spi2en, spi2rst, APB1),
[INFO] [stdout] 229 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `hal` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> deps/stm32f1xx-hal/src/spi.rs:129:27
[INFO] [stdout]     |
[INFO] [stdout] 129 |                           12...23 => 0b011,
[INFO] [stdout]     |                             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] ...
[INFO] [stdout] 226 | / hal! {
[INFO] [stdout] 227 | |     SPI1: (_spi1, spi1en, spi1rst, APB2),
[INFO] [stdout] 228 | |     SPI2: (_spi2, spi2en, spi2rst, APB1),
[INFO] [stdout] 229 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `hal` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> deps/stm32f1xx-hal/src/spi.rs:130:27
[INFO] [stdout]     |
[INFO] [stdout] 130 |                           24...47 => 0b100,
[INFO] [stdout]     |                             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] ...
[INFO] [stdout] 226 | / hal! {
[INFO] [stdout] 227 | |     SPI1: (_spi1, spi1en, spi1rst, APB2),
[INFO] [stdout] 228 | |     SPI2: (_spi2, spi2en, spi2rst, APB1),
[INFO] [stdout] 229 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `hal` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> deps/stm32f1xx-hal/src/spi.rs:131:27
[INFO] [stdout]     |
[INFO] [stdout] 131 |                           48...95 => 0b101,
[INFO] [stdout]     |                             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] ...
[INFO] [stdout] 226 | / hal! {
[INFO] [stdout] 227 | |     SPI1: (_spi1, spi1en, spi1rst, APB2),
[INFO] [stdout] 228 | |     SPI2: (_spi2, spi2en, spi2rst, APB1),
[INFO] [stdout] 229 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `hal` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> deps/stm32f1xx-hal/src/spi.rs:132:27
[INFO] [stdout]     |
[INFO] [stdout] 132 |                           96...191 => 0b110,
[INFO] [stdout]     |                             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] ...
[INFO] [stdout] 226 | / hal! {
[INFO] [stdout] 227 | |     SPI1: (_spi1, spi1en, spi1rst, APB2),
[INFO] [stdout] 228 | |     SPI2: (_spi2, spi2en, spi2rst, APB1),
[INFO] [stdout] 229 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `hal` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> deps/stm32f1xx-hal/src/pwm.rs:233:31
[INFO] [stdout]     |
[INFO] [stdout] 233 |                   unsafe { mem::uninitialized() }
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 335 | / hal! {
[INFO] [stdout] 336 | |     TIM2: (tim2, tim2en, tim2rst),
[INFO] [stdout] 337 | |     TIM3: (tim3, tim3en, tim3rst),
[INFO] [stdout] 338 | |     TIM4: (tim4, tim4en, tim4rst),
[INFO] [stdout] 339 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `hal` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> deps/stm32f1xx-hal/src/pwm_input.rs:269:27
[INFO] [stdout]     |
[INFO] [stdout] 269 |               unsafe { mem::uninitialized() }
[INFO] [stdout]     |                             ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 337 | / hal! {
[INFO] [stdout] 338 | |    TIM2: (tim2, tim2en, tim2rst, dbg_tim2_stop),
[INFO] [stdout] 339 | |    TIM3: (tim3, tim3en, tim3rst, dbg_tim3_stop),
[INFO] [stdout] 340 | |    TIM4: (tim4, tim4en, tim4rst, dbg_tim4_stop),
[INFO] [stdout] 341 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `hal` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: assigning to `&T` is undefined behavior, consider using an `UnsafeCell`
[INFO] [stdout]    --> deps/stm32f1xx-hal/src/serial.rs:449:29
[INFO] [stdout]     |
[INFO] [stdout] 449 |                               ptr::write_volatile(&(*$USARTX::ptr()).dr as *const _ as *mut _, byte)
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 461 | / hal! {
[INFO] [stdout] 462 | |     /// # USART1 functions
[INFO] [stdout] 463 | |     USART1: (
[INFO] [stdout] 464 | |         usart1,
[INFO] [stdout] ...   |
[INFO] [stdout] 494 | |     ),
[INFO] [stdout] 495 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, visit <https://doc.rust-lang.org/book/ch15-05-interior-mutability.html>
[INFO] [stdout]     = note: even for types with interior mutability, the only legal way to obtain a mutable pointer from a shared reference is through `UnsafeCell::get`
[INFO] [stdout]     = note: `#[warn(invalid_reference_casting)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `hal` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: assigning to `&T` is undefined behavior, consider using an `UnsafeCell`
[INFO] [stdout]    --> deps/stm32f1xx-hal/src/spi.rs:210:34
[INFO] [stdout]     |
[INFO] [stdout] 210 |                           unsafe { ptr::write_volatile(&self.spi.dr as *const _ as *mut u8, byte) }
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 226 | / hal! {
[INFO] [stdout] 227 | |     SPI1: (_spi1, spi1en, spi1rst, APB2),
[INFO] [stdout] 228 | |     SPI2: (_spi2, spi2en, spi2rst, APB1),
[INFO] [stdout] 229 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, visit <https://doc.rust-lang.org/book/ch15-05-interior-mutability.html>
[INFO] [stdout]     = note: even for types with interior mutability, the only legal way to obtain a mutable pointer from a shared reference is through `UnsafeCell::get`
[INFO] [stdout]     = note: this warning originates in the macro `hal` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling lmc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `embedded_hal::timer::CountDown`
[INFO] [stdout]  --> src/lcm.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use embedded_hal::timer::CountDown;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `panic_semihosting`
[INFO] [stdout]   --> src/main.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | use panic_semihosting;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unwinding panics are not supported without std
[INFO] [stdout]   |
[INFO] [stdout]   = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding
[INFO] [stdout]   = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |     let mut wdt = Iwdg::new(p.IWDG, IwdgConfig::from(WatchdogTimeout::Wdto500ms));
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lmc` (bin "lmc") due to 1 previous error; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "377f4e5823329d59db1564b2629e944c5ee5c670d6f21584bf5ffb2926623a5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "377f4e5823329d59db1564b2629e944c5ee5c670d6f21584bf5ffb2926623a5c", kill_on_drop: false }`
[INFO] [stdout] 377f4e5823329d59db1564b2629e944c5ee5c670d6f21584bf5ffb2926623a5c
