[INFO] cloning repository https://github.com/amcelroy/ra4m2-hal [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/amcelroy/ra4m2-hal" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famcelroy%2Fra4m2-hal", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famcelroy%2Fra4m2-hal'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 45ad122537735a089d632bed1db1faaf758a3cc7 [INFO] checking amcelroy/ra4m2-hal against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famcelroy%2Fra4m2-hal" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/amcelroy/ra4m2-hal [INFO] finished tweaking git repo https://github.com/amcelroy/ra4m2-hal [INFO] tweaked toml for git repo https://github.com/amcelroy/ra4m2-hal written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/amcelroy/ra4m2-hal on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/amcelroy/ra4m2-hal 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating git repository `https://github.com/embassy-rs/embassy.git` [INFO] [stderr] Locking 2 packages to latest Rust 1.93.0-nightly compatible versions [INFO] [stderr] Adding embassy-time v0.4.0 (https://github.com/embassy-rs/embassy.git?rev=0e82b7d#0e82b7db) [INFO] [stderr] Adding embassy-time-driver v0.2.0 (https://github.com/embassy-rs/embassy.git?rev=0e82b7d#0e82b7db) [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8fd0c6471a4db190233833f2b451bc9be88215f566c13b76129283cf75db1b30 [INFO] running `Command { std: "docker" "start" "-a" "8fd0c6471a4db190233833f2b451bc9be88215f566c13b76129283cf75db1b30", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8fd0c6471a4db190233833f2b451bc9be88215f566c13b76129283cf75db1b30", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8fd0c6471a4db190233833f2b451bc9be88215f566c13b76129283cf75db1b30", kill_on_drop: false }` [INFO] [stdout] 8fd0c6471a4db190233833f2b451bc9be88215f566c13b76129283cf75db1b30 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b0030c13e8c079e3c8d36ec384e03b3cc092491e8928729fd52bff55b1b0295f [INFO] running `Command { std: "docker" "start" "-a" "b0030c13e8c079e3c8d36ec384e03b3cc092491e8928729fd52bff55b1b0295f", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling cortex-m v0.7.7 [INFO] [stderr] Checking nb v1.1.0 [INFO] [stderr] Compiling cortex-m-rt v0.7.5 [INFO] [stderr] Compiling num-rational v0.3.2 [INFO] [stderr] Compiling embassy-time-driver v0.2.0 (https://github.com/embassy-rs/embassy.git?rev=0e82b7d#0e82b7db) [INFO] [stderr] Checking critical-section v1.2.0 [INFO] [stderr] Checking vcell v0.1.3 [INFO] [stderr] Compiling embedded-hal-async v1.0.0 [INFO] [stderr] Compiling ra4m2-pac v0.1.0 (https://github.com/amcelroy/ra-pac#33f0fb5c) [INFO] [stderr] Checking embedded-hal v1.0.0 [INFO] [stderr] Checking bitfield v0.13.2 [INFO] [stderr] Compiling ra4m2-hal v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking futures-core v0.3.31 [INFO] [stderr] Compiling syn v2.0.104 [INFO] [stderr] Checking volatile-register v0.2.2 [INFO] [stderr] Checking nb v0.1.3 [INFO] [stderr] Checking embedded-hal v0.2.7 [INFO] [stderr] Checking embassy-time v0.4.0 (https://github.com/embassy-rs/embassy.git?rev=0e82b7d#0e82b7db) [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking num-complex v0.3.1 [INFO] [stderr] Checking num-iter v0.1.45 [INFO] [stderr] Checking num v0.3.1 [INFO] [stderr] Checking embedded-time v0.12.1 [INFO] [stderr] Compiling cortex-m-rt-macros v0.7.5 [INFO] [stdout] warning: unused imports: `Instant` and `rate::Fraction` [INFO] [stdout] --> src/time_driver.rs:2:21 [INFO] [stdout] | [INFO] [stdout] 2 | use embedded_time::{rate::Fraction, Instant}; [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 imports: `Instant` and `rate::Fraction` [INFO] [stdout] --> src/time_driver.rs:2:21 [INFO] [stdout] | [INFO] [stdout] 2 | use embedded_time::{rate::Fraction, Instant}; [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 variable: `at` [INFO] [stdout] --> src/time_driver.rs:97:29 [INFO] [stdout] | [INFO] [stdout] 97 | fn schedule_wake(&self, at: u64, waker: &core::task::Waker) { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_at` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `waker` [INFO] [stdout] --> src/time_driver.rs:97:38 [INFO] [stdout] | [INFO] [stdout] 97 | fn schedule_wake(&self, at: u64, waker: &core::task::Waker) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_waker` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/gpio.rs:239:60 [INFO] [stdout] | [INFO] [stdout] 239 | fn is_high(&mut self) -> Result { [INFO] [stdout] | ____________________________________________________________^ [INFO] [stdout] 240 | | Ok(crate::pfsel::port4::get_pin_value(N)) [INFO] [stdout] 241 | | } [INFO] [stdout] | |_________^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/gpio.rs:240:13 [INFO] [stdout] | [INFO] [stdout] 240 | Ok(crate::pfsel::port4::get_pin_value(N)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/gpio.rs:243:59 [INFO] [stdout] | [INFO] [stdout] 243 | fn is_low(&mut self) -> Result { [INFO] [stdout] | ___________________________________________________________^ [INFO] [stdout] 244 | | Ok(!crate::pfsel::port4::get_pin_value(N)) [INFO] [stdout] 245 | | } [INFO] [stdout] | |_________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/gpio.rs:244:13 [INFO] [stdout] | [INFO] [stdout] 244 | Ok(!crate::pfsel::port4::get_pin_value(N)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/gpio.rs:253:60 [INFO] [stdout] | [INFO] [stdout] 253 | fn is_high(&mut self) -> Result { [INFO] [stdout] | ____________________________________________________________^ [INFO] [stdout] 254 | | Ok(crate::pfsel::port4::get_pin_value(N)) [INFO] [stdout] 255 | | } [INFO] [stdout] | |_________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/gpio.rs:254:13 [INFO] [stdout] | [INFO] [stdout] 254 | Ok(crate::pfsel::port4::get_pin_value(N)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/gpio.rs:257:59 [INFO] [stdout] | [INFO] [stdout] 257 | fn is_low(&mut self) -> Result { [INFO] [stdout] | ___________________________________________________________^ [INFO] [stdout] 258 | | Ok(!crate::pfsel::port4::get_pin_value(N)) [INFO] [stdout] 259 | | } [INFO] [stdout] | |_________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/gpio.rs:258:13 [INFO] [stdout] | [INFO] [stdout] 258 | Ok(!crate::pfsel::port4::get_pin_value(N)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `ra4m2-hal` (lib) due to 8 previous errors; 3 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: unused variable: `at` [INFO] [stdout] --> src/time_driver.rs:97:29 [INFO] [stdout] | [INFO] [stdout] 97 | fn schedule_wake(&self, at: u64, waker: &core::task::Waker) { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_at` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `waker` [INFO] [stdout] --> src/time_driver.rs:97:38 [INFO] [stdout] | [INFO] [stdout] 97 | fn schedule_wake(&self, at: u64, waker: &core::task::Waker) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_waker` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/gpio.rs:239:60 [INFO] [stdout] | [INFO] [stdout] 239 | fn is_high(&mut self) -> Result { [INFO] [stdout] | ____________________________________________________________^ [INFO] [stdout] 240 | | Ok(crate::pfsel::port4::get_pin_value(N)) [INFO] [stdout] 241 | | } [INFO] [stdout] | |_________^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/gpio.rs:240:13 [INFO] [stdout] | [INFO] [stdout] 240 | Ok(crate::pfsel::port4::get_pin_value(N)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/gpio.rs:243:59 [INFO] [stdout] | [INFO] [stdout] 243 | fn is_low(&mut self) -> Result { [INFO] [stdout] | ___________________________________________________________^ [INFO] [stdout] 244 | | Ok(!crate::pfsel::port4::get_pin_value(N)) [INFO] [stdout] 245 | | } [INFO] [stdout] | |_________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/gpio.rs:244:13 [INFO] [stdout] | [INFO] [stdout] 244 | Ok(!crate::pfsel::port4::get_pin_value(N)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/gpio.rs:253:60 [INFO] [stdout] | [INFO] [stdout] 253 | fn is_high(&mut self) -> Result { [INFO] [stdout] | ____________________________________________________________^ [INFO] [stdout] 254 | | Ok(crate::pfsel::port4::get_pin_value(N)) [INFO] [stdout] 255 | | } [INFO] [stdout] | |_________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/gpio.rs:254:13 [INFO] [stdout] | [INFO] [stdout] 254 | Ok(crate::pfsel::port4::get_pin_value(N)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/gpio.rs:257:59 [INFO] [stdout] | [INFO] [stdout] 257 | fn is_low(&mut self) -> Result { [INFO] [stdout] | ___________________________________________________________^ [INFO] [stdout] 258 | | Ok(!crate::pfsel::port4::get_pin_value(N)) [INFO] [stdout] 259 | | } [INFO] [stdout] | |_________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/gpio.rs:258:13 [INFO] [stdout] | [INFO] [stdout] 258 | Ok(!crate::pfsel::port4::get_pin_value(N)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `ra4m2-hal` (lib test) due to 8 previous errors; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "b0030c13e8c079e3c8d36ec384e03b3cc092491e8928729fd52bff55b1b0295f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b0030c13e8c079e3c8d36ec384e03b3cc092491e8928729fd52bff55b1b0295f", kill_on_drop: false }` [INFO] [stdout] b0030c13e8c079e3c8d36ec384e03b3cc092491e8928729fd52bff55b1b0295f