[INFO] cloning repository https://github.com/vDorst/stm32-first-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vDorst/stm32-first-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FvDorst%2Fstm32-first-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FvDorst%2Fstm32-first-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 439ff9fee0984a8f41b661802237d5950d2a0a1c [INFO] checking vDorst/stm32-first-rs against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FvDorst%2Fstm32-first-rs" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/vDorst/stm32-first-rs on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-4-tc1/source/.cargo/config [INFO] started tweaking git repo https://github.com/vDorst/stm32-first-rs [INFO] finished tweaking git repo https://github.com/vDorst/stm32-first-rs [INFO] tweaked toml for git repo https://github.com/vDorst/stm32-first-rs written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/vDorst/stm32-first-rs 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Updating git repository `https://github.com/stm32-rs/stm32f4xx-hal/` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded synopsys-usb-otg v0.2.4 [INFO] [stderr] Downloaded smart-leds-trait v0.2.1 [INFO] [stderr] Downloaded bytemuck v1.8.0 [INFO] [stderr] Downloaded usb-device v0.2.8 [INFO] [stderr] Downloaded defmt-rtt v0.3.2 [INFO] [stderr] Downloaded panic-probe v0.3.0 [INFO] [stderr] Downloaded fugit-timer v0.1.3 [INFO] [stderr] Downloaded usbd-serial v0.1.1 [INFO] [stderr] Downloaded critical-section v0.2.5 [INFO] [stderr] Downloaded riscv-target v0.1.2 [INFO] [stderr] Downloaded cortex-m v0.7.4 [INFO] [stderr] Downloaded riscv v0.7.0 [INFO] [stderr] Downloaded defmt-parser v0.3.1 [INFO] [stderr] Downloaded defmt-macros v0.3.2 [INFO] [stderr] Downloaded defmt v0.3.1 [INFO] [stderr] Downloaded embedded-hal v1.0.0-alpha.7 [INFO] [stderr] Downloaded embedded-storage v0.2.0 [INFO] [stderr] Downloaded gcd v2.1.0 [INFO] [stderr] Downloaded fugit v0.3.5 [INFO] [stderr] Downloaded bare-metal v1.0.0 [INFO] [stderr] Downloaded hd44780-driver v0.4.0 [INFO] [stderr] Downloaded ws2812-spi v0.4.0 [INFO] [stderr] Downloaded stm32f4 v0.14.0 [INFO] [stderr] Downloaded smart-leds v0.3.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0e22f568aa5f443bfd8656526de0ed4964f91f85fc4f8bc24259c021f853dc3e [INFO] running `Command { std: "docker" "start" "-a" "0e22f568aa5f443bfd8656526de0ed4964f91f85fc4f8bc24259c021f853dc3e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0e22f568aa5f443bfd8656526de0ed4964f91f85fc4f8bc24259c021f853dc3e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0e22f568aa5f443bfd8656526de0ed4964f91f85fc4f8bc24259c021f853dc3e", kill_on_drop: false }` [INFO] [stdout] 0e22f568aa5f443bfd8656526de0ed4964f91f85fc4f8bc24259c021f853dc3e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] aa0c8cf8c377585f1bb93bd278b5c71c784da497ad06dcbed89ffb384ffc5c39 [INFO] running `Command { std: "docker" "start" "-a" "aa0c8cf8c377585f1bb93bd278b5c71c784da497ad06dcbed89ffb384ffc5c39", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Checking nb v1.0.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] Compiling cortex-m v0.7.4 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling typenum v1.15.0 [INFO] [stderr] Compiling generic-array v0.14.5 [INFO] [stderr] Checking vcell v0.1.3 [INFO] [stderr] Checking nb v0.1.3 [INFO] [stderr] Checking volatile-register v0.2.1 [INFO] [stderr] Checking embedded-hal v0.2.7 [INFO] [stderr] Compiling defmt v0.3.1 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking bitfield v0.13.2 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Compiling defmt-macros v0.3.2 [INFO] [stderr] Compiling cortex-m-rt v0.7.1 [INFO] [stderr] Compiling paste v1.0.6 [INFO] [stderr] Compiling cortex-m v0.6.7 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling defmt-parser v0.3.1 [INFO] [stderr] Checking bytemuck v1.8.0 [INFO] [stderr] Compiling libc v0.2.119 [INFO] [stderr] Checking bare-metal v1.0.0 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking rgb v0.8.32 [INFO] [stderr] Compiling bare-metal v0.2.5 [INFO] [stderr] Compiling stm32f4 v0.14.0 [INFO] [stderr] Compiling quote v1.0.15 [INFO] [stderr] Compiling synopsys-usb-otg v0.2.4 [INFO] [stderr] Checking usb-device v0.2.8 [INFO] [stderr] Checking gcd v2.1.0 [INFO] [stderr] Compiling critical-section v0.2.5 [INFO] [stderr] Checking fugit v0.3.5 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking smart-leds-trait v0.2.1 [INFO] [stderr] Checking num_threads v0.1.3 [INFO] [stderr] Compiling panic-probe v0.3.0 [INFO] [stderr] Compiling defmt-rtt v0.3.2 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking embedded-dma v0.2.0 [INFO] [stderr] Checking fugit-timer v0.1.3 [INFO] [stderr] Checking hd44780-driver v0.4.0 [INFO] [stderr] Checking embedded-hal v1.0.0-alpha.7 [INFO] [stderr] Checking embedded-storage v0.2.0 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking ws2812-spi v0.4.0 [INFO] [stderr] Checking generic-array v0.13.3 [INFO] [stderr] Checking generic-array v0.12.4 [INFO] [stderr] Checking smart-leds v0.3.0 [INFO] [stderr] Checking usbd-serial v0.1.1 [INFO] [stderr] Checking time v0.3.7 [INFO] [stderr] Checking as-slice v0.1.5 [INFO] [stderr] Checking aligned v0.3.5 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling cortex-m-rt-macros v0.7.0 [INFO] [stderr] Checking stm32f4xx-hal v0.12.0 (https://github.com/stm32-rs/stm32f4xx-hal/?rev=1baef64a1ca20b1563a9d70e01acae7b60c7eafe#1baef64a) [INFO] [stderr] Checking first v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/main.rs:73:49 [INFO] [stdout] | [INFO] [stdout] 73 | let usb_bus = UsbBus::new(usb, unsafe { &mut EP_MEMORY }); [INFO] [stdout] | ^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see issue #114447 [INFO] [stdout] = note: this will be a hard error in the 2024 edition [INFO] [stdout] = note: this mutable reference has lifetime `'static`, but if the static gets accessed (read or written) by any other means, or any other reference is created, then any further use of this mutable reference is Undefined Behavior [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] help: use `addr_of_mut!` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 73 | let usb_bus = UsbBus::new(usb, unsafe { addr_of_mut!(EP_MEMORY) }); [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/main.rs:73:49 [INFO] [stdout] | [INFO] [stdout] 73 | let usb_bus = UsbBus::new(usb, unsafe { &mut EP_MEMORY }); [INFO] [stdout] | ^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see issue #114447 [INFO] [stdout] = note: this will be a hard error in the 2024 edition [INFO] [stdout] = note: this mutable reference has lifetime `'static`, but if the static gets accessed (read or written) by any other means, or any other reference is created, then any further use of this mutable reference is Undefined Behavior [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] help: use `addr_of_mut!` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 73 | let usb_bus = UsbBus::new(usb, unsafe { addr_of_mut!(EP_MEMORY) }); [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 33.74s [INFO] running `Command { std: "docker" "inspect" "aa0c8cf8c377585f1bb93bd278b5c71c784da497ad06dcbed89ffb384ffc5c39", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aa0c8cf8c377585f1bb93bd278b5c71c784da497ad06dcbed89ffb384ffc5c39", kill_on_drop: false }` [INFO] [stdout] aa0c8cf8c377585f1bb93bd278b5c71c784da497ad06dcbed89ffb384ffc5c39