[INFO] fetching crate nmea2000 0.3.0-beta.0... [INFO] checking nmea2000-0.3.0-beta.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate nmea2000 0.3.0-beta.0 into /workspace/builds/worker-3-tc2/source [INFO] started tweaking crates.io crate nmea2000 0.3.0-beta.0 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate nmea2000 0.3.0-beta.0 [INFO] tweaked toml for crates.io crate nmea2000 0.3.0-beta.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate nmea2000 0.3.0-beta.0 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 crates.io crate nmea2000 0.3.0-beta.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] a34803c124befd5b91e3028b85ca3f8c01c614ddf986425e489f427c5650cc2f [INFO] running `Command { std: "docker" "start" "-a" "a34803c124befd5b91e3028b85ca3f8c01c614ddf986425e489f427c5650cc2f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a34803c124befd5b91e3028b85ca3f8c01c614ddf986425e489f427c5650cc2f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a34803c124befd5b91e3028b85ca3f8c01c614ddf986425e489f427c5650cc2f", kill_on_drop: false }` [INFO] [stdout] a34803c124befd5b91e3028b85ca3f8c01c614ddf986425e489f427c5650cc2f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 21c8f209f4e6bfb13e34056afb71eb455e5c85ab5d041b35ed63cceee220fa1c [INFO] running `Command { std: "docker" "start" "-a" "21c8f209f4e6bfb13e34056afb71eb455e5c85ab5d041b35ed63cceee220fa1c", kill_on_drop: false }` [INFO] [stderr] Compiling heapless v0.8.0 [INFO] [stderr] Compiling embassy-executor v0.7.0 [INFO] [stderr] Checking critical-section v1.2.0 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking futures-core v0.3.31 [INFO] [stderr] Compiling embassy-time-queue-utils v0.1.0 [INFO] [stderr] Compiling embedded-io-async v0.6.1 [INFO] [stderr] Compiling document-features v0.2.11 [INFO] [stderr] Checking hash32 v0.3.1 [INFO] [stderr] Checking futures-task v0.3.31 [INFO] [stderr] Compiling embassy-time-driver v0.2.0 [INFO] [stderr] Compiling embedded-hal-async v1.0.0 [INFO] [stderr] Compiling typenum v1.18.0 [INFO] [stderr] Checking embedded-io v0.6.1 [INFO] [stderr] Compiling syn v2.0.101 [INFO] [stderr] Checking embedded-hal v1.0.0 [INFO] [stderr] Compiling portable-atomic v1.11.1 [INFO] [stderr] Compiling embassy-sync v0.6.2 [INFO] [stderr] Checking futures-sink v0.3.31 [INFO] [stderr] Checking futures-util v0.3.31 [INFO] [stderr] Checking embassy-futures v0.1.1 [INFO] [stderr] Checking generic-array v1.2.0 [INFO] [stderr] Checking static_cell v2.1.0 [INFO] [stderr] Compiling darling_core v0.20.11 [INFO] [stderr] Compiling darling_macro v0.20.11 [INFO] [stderr] Compiling darling v0.20.11 [INFO] [stderr] Compiling embassy-executor-macros v0.6.2 [INFO] [stderr] Checking embassy-time v0.4.0 [INFO] [stderr] Checking nmea2000 v0.3.0-beta.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> tests/bus.rs:96:69 [INFO] [stdout] | [INFO] [stdout] 96 | async fn receive(&mut self) -> Result { [INFO] [stdout] | _____________________________________________________________________^ [INFO] [stdout] 97 | | Ok(self.rx.next_message_pure().await) [INFO] [stdout] 98 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `nmea2000` (test "bus") due to 3 previous errors [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> tests/bus.rs:96:69 [INFO] [stdout] | [INFO] [stdout] 96 | async fn receive(&mut self) -> Result { [INFO] [stdout] | _____________________________________________________________________^ [INFO] [stdout] 97 | | Ok(self.rx.next_message_pure().await) [INFO] [stdout] 98 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> tests/bus.rs:97:9 [INFO] [stdout] | [INFO] [stdout] 97 | Ok(self.rx.next_message_pure().await) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `client::EventLoop` [INFO] [stdout] --> tests/many.rs:7:16 [INFO] [stdout] | [INFO] [stdout] 7 | use nmea2000::{client::EventLoop, typenum, Buf, BufMut, Id, Message, NmeaFrame}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> tests/bus.rs:96:69 [INFO] [stdout] | [INFO] [stdout] 96 | async fn receive(&mut self) -> Result { [INFO] [stdout] | _____________________________________________________________________^ [INFO] [stdout] 97 | | Ok(self.rx.next_message_pure().await) [INFO] [stdout] 98 | | } [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] --> tests/bus.rs:96:69 [INFO] [stdout] | [INFO] [stdout] 96 | async fn receive(&mut self) -> Result { [INFO] [stdout] | _____________________________________________________________________^ [INFO] [stdout] 97 | | Ok(self.rx.next_message_pure().await) [INFO] [stdout] 98 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> tests/bus.rs:97:9 [INFO] [stdout] | [INFO] [stdout] 97 | Ok(self.rx.next_message_pure().await) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `nmea2000` (test "many") due to 3 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "21c8f209f4e6bfb13e34056afb71eb455e5c85ab5d041b35ed63cceee220fa1c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "21c8f209f4e6bfb13e34056afb71eb455e5c85ab5d041b35ed63cceee220fa1c", kill_on_drop: false }` [INFO] [stdout] 21c8f209f4e6bfb13e34056afb71eb455e5c85ab5d041b35ed63cceee220fa1c