[INFO] cloning repository https://github.com/andogq/stm32_usart_bootloader_protocol [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/andogq/stm32_usart_bootloader_protocol" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandogq%2Fstm32_usart_bootloader_protocol", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandogq%2Fstm32_usart_bootloader_protocol'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d45f1ea12a03cb7f9cd5047bde53b11ec7026aca [INFO] checking andogq/stm32_usart_bootloader_protocol against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandogq%2Fstm32_usart_bootloader_protocol" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/andogq/stm32_usart_bootloader_protocol 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] started tweaking git repo https://github.com/andogq/stm32_usart_bootloader_protocol [INFO] finished tweaking git repo https://github.com/andogq/stm32_usart_bootloader_protocol [INFO] tweaked toml for git repo https://github.com/andogq/stm32_usart_bootloader_protocol written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/andogq/stm32_usart_bootloader_protocol 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] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 9e64c4eebcd3ab6508f6ffc4d92975145a708552caccafa1ceec9557315ccc3b [INFO] running `Command { std: "docker" "start" "-a" "9e64c4eebcd3ab6508f6ffc4d92975145a708552caccafa1ceec9557315ccc3b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9e64c4eebcd3ab6508f6ffc4d92975145a708552caccafa1ceec9557315ccc3b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9e64c4eebcd3ab6508f6ffc4d92975145a708552caccafa1ceec9557315ccc3b", kill_on_drop: false }` [INFO] [stdout] 9e64c4eebcd3ab6508f6ffc4d92975145a708552caccafa1ceec9557315ccc3b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 5afce3f0033a53c0839eabffbf3e5fcebe4e3b5b1415efe99873bbc0b2db4f50 [INFO] running `Command { std: "docker" "start" "-a" "5afce3f0033a53c0839eabffbf3e5fcebe4e3b5b1415efe99873bbc0b2db4f50", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.146 [INFO] [stderr] Compiling proc-macro2 v1.0.60 [INFO] [stderr] Compiling unicode-ident v1.0.9 [INFO] [stderr] Compiling quote v1.0.28 [INFO] [stderr] Compiling io-lifetimes v1.0.11 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Compiling rustix v0.37.20 [INFO] [stderr] Checking linux-raw-sys v0.3.8 [INFO] [stderr] Compiling pkg-config v0.3.27 [INFO] [stderr] Compiling hashbrown v0.12.3 [INFO] [stderr] Compiling winnow v0.4.7 [INFO] [stderr] Compiling toml_datetime v0.6.2 [INFO] [stderr] Compiling once_cell v1.18.0 [INFO] [stderr] Checking anstyle-query v1.0.0 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Checking anstyle-parse v0.2.0 [INFO] [stderr] Checking anstyle v1.0.0 [INFO] [stderr] Compiling thiserror v1.0.40 [INFO] [stderr] Checking static_assertions v1.1.0 [INFO] [stderr] Checking clap_lex v0.5.0 [INFO] [stderr] Checking bitflags v2.0.2 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling libudev-sys v0.1.4 [INFO] [stderr] Compiling syn v2.0.18 [INFO] [stderr] Checking nix v0.26.2 [INFO] [stderr] Checking libudev v0.3.0 [INFO] [stderr] Compiling toml_edit v0.19.10 [INFO] [stderr] Checking is-terminal v0.4.7 [INFO] [stderr] Checking anstream v0.3.2 [INFO] [stderr] Checking clap_builder v4.3.4 [INFO] [stderr] Checking serialport v4.2.1 [INFO] [stderr] Compiling proc-macro-crate v1.3.1 [INFO] [stderr] Compiling thiserror-impl v1.0.40 [INFO] [stderr] Compiling clap_derive v4.3.2 [INFO] [stderr] Compiling num_enum_derive v0.6.1 [INFO] [stderr] Checking num_enum v0.6.1 [INFO] [stderr] Checking clap v4.3.4 [INFO] [stderr] Checking uart_control v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/stm_device/mod.rs:32:11 [INFO] [stdout] | [INFO] [stdout] 32 | Stm32(u16), [INFO] [stdout] | ----- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 32 | Stm32(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/stm_device/mod.rs:34:13 [INFO] [stdout] | [INFO] [stdout] 34 | Unknown(Vec), [INFO] [stdout] | ------- ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 34 | Unknown(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `protocol_version` is never read [INFO] [stdout] --> src/stm_device/mod.rs:50:5 [INFO] [stdout] | [INFO] [stdout] 46 | pub struct StmDevice { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 50 | protocol_version: ProtocolVersion, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `get_version` and `get_id` are never used [INFO] [stdout] --> src/stm_device/mod.rs:95:12 [INFO] [stdout] | [INFO] [stdout] 54 | impl StmDevice { [INFO] [stdout] | -------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 95 | pub fn get_version(&mut self) -> Result { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 106 | pub fn get_id(&mut self) -> Result { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/stm_device/mod.rs:32:11 [INFO] [stdout] | [INFO] [stdout] 32 | Stm32(u16), [INFO] [stdout] | ----- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 32 | Stm32(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/stm_device/mod.rs:34:13 [INFO] [stdout] | [INFO] [stdout] 34 | Unknown(Vec), [INFO] [stdout] | ------- ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 34 | Unknown(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `protocol_version` is never read [INFO] [stdout] --> src/stm_device/mod.rs:50:5 [INFO] [stdout] | [INFO] [stdout] 46 | pub struct StmDevice { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 50 | protocol_version: ProtocolVersion, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `get_version` and `get_id` are never used [INFO] [stdout] --> src/stm_device/mod.rs:95:12 [INFO] [stdout] | [INFO] [stdout] 54 | impl StmDevice { [INFO] [stdout] | -------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 95 | pub fn get_version(&mut self) -> Result { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 106 | pub fn get_id(&mut self) -> Result { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.38s [INFO] running `Command { std: "docker" "inspect" "5afce3f0033a53c0839eabffbf3e5fcebe4e3b5b1415efe99873bbc0b2db4f50", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5afce3f0033a53c0839eabffbf3e5fcebe4e3b5b1415efe99873bbc0b2db4f50", kill_on_drop: false }` [INFO] [stdout] 5afce3f0033a53c0839eabffbf3e5fcebe4e3b5b1415efe99873bbc0b2db4f50