[INFO] cloning repository https://github.com/alepez/rust-stm32-experiment [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alepez/rust-stm32-experiment" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falepez%2Frust-stm32-experiment", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falepez%2Frust-stm32-experiment'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8583b628702a73c05c36d36ec4f40ab8a08805ed [INFO] documenting alepez/rust-stm32-experiment against 1.61.0 for beta-1.62-rustdoc-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falepez%2Frust-stm32-experiment" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/alepez/rust-stm32-experiment on toolchain 1.61.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-8/source/.cargo/config [INFO] started tweaking git repo https://github.com/alepez/rust-stm32-experiment [INFO] finished tweaking git repo https://github.com/alepez/rust-stm32-experiment [INFO] tweaked toml for git repo https://github.com/alepez/rust-stm32-experiment written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/alepez/rust-stm32-experiment already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded cortex-m-rt v0.6.15 [INFO] [stderr] Downloaded embedded-hal v0.2.6 [INFO] [stderr] Downloaded cast v0.2.7 [INFO] [stderr] Downloaded cortex-m v0.7.3 [INFO] [stderr] Downloaded cortex-m-rt-macros v0.6.15 [INFO] [stderr] Downloaded embedded-dma v0.1.2 [INFO] [stderr] Downloaded stm32h7xx-hal v0.10.0 [INFO] [stderr] Downloaded stm32h7 v0.13.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e7c618c5d00c7a8124b7efa42a6d0d5d55b1c808878f4ed73567c244ec25f408 [INFO] running `Command { std: "docker" "start" "-a" "e7c618c5d00c7a8124b7efa42a6d0d5d55b1c808878f4ed73567c244ec25f408", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e7c618c5d00c7a8124b7efa42a6d0d5d55b1c808878f4ed73567c244ec25f408", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e7c618c5d00c7a8124b7efa42a6d0d5d55b1c808878f4ed73567c244ec25f408", kill_on_drop: false }` [INFO] [stdout] e7c618c5d00c7a8124b7efa42a6d0d5d55b1c808878f4ed73567c244ec25f408 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6bb012a8072ce096284cf0281640f11b8426e307ed9cbb8cc4010047bcf2d413 [INFO] running `Command { std: "docker" "start" "-a" "6bb012a8072ce096284cf0281640f11b8426e307ed9cbb8cc4010047bcf2d413", kill_on_drop: false }` [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling semver v1.0.4 [INFO] [stderr] Compiling proc-macro2 v1.0.32 [INFO] [stderr] Compiling cortex-m v0.7.3 [INFO] [stderr] Checking nb v1.0.0 [INFO] [stderr] Compiling syn v1.0.81 [INFO] [stderr] Checking vcell v0.1.3 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking bitfield v0.13.2 [INFO] [stderr] Compiling cortex-m-rt v0.6.15 [INFO] [stderr] Compiling stm32h7 v0.13.0 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking r0 v0.2.2 [INFO] [stderr] Compiling paste v1.0.5 [INFO] [stderr] Checking bare-metal v1.0.0 [INFO] [stderr] Checking panic-halt v0.2.0 [INFO] [stderr] Checking embedded-dma v0.1.2 [INFO] [stderr] Checking nb v0.1.3 [INFO] [stderr] Checking volatile-register v0.2.1 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking embedded-hal v0.2.6 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling bare-metal v0.2.5 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Compiling cortex-m-rt-macros v0.6.15 [INFO] [stderr] Checking stm32h7xx-hal v0.10.0 [INFO] [stderr] Checking nucleo-h743zi v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Documenting nucleo-h743zi v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Ccdr`, `CoreClocks` [INFO] [stdout] --> src/rusty_logger.rs:1:26 [INFO] [stdout] | [INFO] [stdout] 1 | use stm32h7xx_hal::rcc::{Ccdr, CoreClocks}; [INFO] [stdout] | ^^^^ ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `config::Config` [INFO] [stdout] --> src/rusty_logger.rs:2:45 [INFO] [stdout] | [INFO] [stdout] 2 | use stm32h7xx_hal::serial::{Rx, Serial, Tx, config::Config}; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Peripherals` [INFO] [stdout] --> src/rusty_logger.rs:3:28 [INFO] [stdout] | [INFO] [stdout] 3 | use stm32h7xx_hal::stm32::{Peripherals, USART3}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `stm32h7xx_hal::time::U32Ext` [INFO] [stdout] --> src/rusty_logger.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use stm32h7xx_hal::time::U32Ext; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Debug` [INFO] [stdout] --> src/rusty_logger.rs:5:17 [INFO] [stdout] | [INFO] [stdout] 5 | use core::fmt::{Debug, Display, Write}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::smart_timer::SmartTimer` [INFO] [stdout] --> src/rusty_logger.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use crate::smart_timer::SmartTimer; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `start` [INFO] [stdout] --> src/hc_sr04.rs:139:13 [INFO] [stdout] | [INFO] [stdout] 139 | let start = self.timer.now_us(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_start` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stop` [INFO] [stdout] --> src/hc_sr04.rs:141:13 [INFO] [stdout] | [INFO] [stdout] 141 | let stop = self.timer.now_us(); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_stop` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/rusty_logger.rs:16:14 [INFO] [stdout] | [INFO] [stdout] 16 | let (mut tx, mut rx) = serial.split(); [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/rusty_logger.rs:16:22 [INFO] [stdout] | [INFO] [stdout] 16 | let (mut tx, mut rx) = serial.split(); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/hc_sr04.rs:56:9 [INFO] [stdout] | [INFO] [stdout] 56 | trigger.set_low(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/hc_sr04.rs:138:9 [INFO] [stdout] | [INFO] [stdout] 138 | self.trigger.set_high(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/hc_sr04.rs:145:9 [INFO] [stdout] | [INFO] [stdout] 145 | self.trigger.set_low(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 10s [INFO] running `Command { std: "docker" "inspect" "6bb012a8072ce096284cf0281640f11b8426e307ed9cbb8cc4010047bcf2d413", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6bb012a8072ce096284cf0281640f11b8426e307ed9cbb8cc4010047bcf2d413", kill_on_drop: false }` [INFO] [stdout] 6bb012a8072ce096284cf0281640f11b8426e307ed9cbb8cc4010047bcf2d413 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }` [INFO] [stdout] 8a2df8ff1eb88e4de4355c64916bab5769a97bef8924bcffb618e83e0e725348 [INFO] running `Command { std: "docker" "start" "-a" "8a2df8ff1eb88e4de4355c64916bab5769a97bef8924bcffb618e83e0e725348", kill_on_drop: false }` [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling proc-macro2 v1.0.32 [INFO] [stderr] Compiling semver v1.0.4 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Checking nb v1.0.0 [INFO] [stderr] Compiling syn v1.0.81 [INFO] [stderr] Compiling cortex-m v0.7.3 [INFO] [stderr] Checking vcell v0.1.3 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling stm32h7 v0.13.0 [INFO] [stderr] Compiling cortex-m-rt v0.6.15 [INFO] [stderr] Checking bitfield v0.13.2 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking r0 v0.2.2 [INFO] [stderr] Compiling paste v1.0.5 [INFO] [stderr] Checking bare-metal v1.0.0 [INFO] [stderr] Checking panic-halt v0.2.0 [INFO] [stderr] Checking volatile-register v0.2.1 [INFO] [stderr] Checking nb v0.1.3 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking embedded-dma v0.1.2 [INFO] [stderr] Checking embedded-hal v0.2.6 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling bare-metal v0.2.5 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Compiling cortex-m-rt-macros v0.6.15 [INFO] [stderr] Checking stm32h7xx-hal v0.10.0 [INFO] [stderr] Documenting nucleo-h743zi v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 56.60s [INFO] running `Command { std: "docker" "inspect" "8a2df8ff1eb88e4de4355c64916bab5769a97bef8924bcffb618e83e0e725348", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8a2df8ff1eb88e4de4355c64916bab5769a97bef8924bcffb618e83e0e725348", kill_on_drop: false }` [INFO] [stdout] 8a2df8ff1eb88e4de4355c64916bab5769a97bef8924bcffb618e83e0e725348