[INFO] fetching crate usb-dfu-target 0.1.0... [INFO] building usb-dfu-target-0.1.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2 [INFO] extracting crate usb-dfu-target 0.1.0 into /workspace/builds/worker-2-tc1/source [INFO] started tweaking crates.io crate usb-dfu-target 0.1.0 [INFO] finished tweaking crates.io crate usb-dfu-target 0.1.0 [INFO] tweaked toml for crates.io crate usb-dfu-target 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate usb-dfu-target 0.1.0 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 14 packages to latest compatible versions [INFO] [stderr] Adding defmt v0.3.100 (available: v1.0.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded defmt-parser v1.0.0 [INFO] [stderr] Downloaded defmt v0.3.100 [INFO] [stderr] Downloaded defmt v1.0.1 [INFO] [stderr] Downloaded defmt-macros v1.0.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 95be486b2de3c35c91370ef3b33a290426a522429d0d7cc84c8e52b6275d3ae0 [INFO] running `Command { std: "docker" "start" "-a" "95be486b2de3c35c91370ef3b33a290426a522429d0d7cc84c8e52b6275d3ae0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "95be486b2de3c35c91370ef3b33a290426a522429d0d7cc84c8e52b6275d3ae0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "95be486b2de3c35c91370ef3b33a290426a522429d0d7cc84c8e52b6275d3ae0", kill_on_drop: false }` [INFO] [stdout] 95be486b2de3c35c91370ef3b33a290426a522429d0d7cc84c8e52b6275d3ae0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7f7c3668531b9221ff784fc38f85551ddde15df0e2fab547f58726efffbea7a0 [INFO] running `Command { std: "docker" "start" "-a" "7f7c3668531b9221ff784fc38f85551ddde15df0e2fab547f58726efffbea7a0", kill_on_drop: false }` [INFO] [stderr] Compiling usb-dfu-target v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `r` [INFO] [stdout] --> src/lib.rs:93:17 [INFO] [stdout] | [INFO] [stdout] 93 | r => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_r` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `r` [INFO] [stdout] --> src/lib.rs:103:17 [INFO] [stdout] | [INFO] [stdout] 103 | r => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_r` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `req` [INFO] [stdout] --> src/lib.rs:155:13 [INFO] [stdout] | [INFO] [stdout] 155 | req => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_req` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `state` [INFO] [stdout] --> src/lib.rs:156:22 [INFO] [stdout] | [INFO] [stdout] 156 | let (state, response): (InternalState, Result<&'a [u8], ()>) = [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_state` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `response` [INFO] [stdout] --> src/lib.rs:156:29 [INFO] [stdout] | [INFO] [stdout] 156 | let (state, response): (InternalState, Result<&'a [u8], ()>) = [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_response` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `download_state` [INFO] [stdout] --> src/lib.rs:159:53 [INFO] [stdout] | [INFO] [stdout] 159 | InternalState::DownloadBusy(download_state) => todo!(), [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_download_state` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `download_state` [INFO] [stdout] --> src/lib.rs:160:49 [INFO] [stdout] | [INFO] [stdout] 160 | InternalState::Download(download_state) => todo!(), [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_download_state` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `offset` [INFO] [stdout] --> src/lib.rs:161:49 [INFO] [stdout] | [INFO] [stdout] 161 | InternalState::Upload { offset } => todo!(), [INFO] [stdout] | ^^^^^^ help: try ignoring the field: `offset: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Upload` is never constructed [INFO] [stdout] --> src/lib.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 10 | enum InternalState { [INFO] [stdout] | ------------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 14 | Upload { offset: usize }, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.25s [INFO] running `Command { std: "docker" "inspect" "7f7c3668531b9221ff784fc38f85551ddde15df0e2fab547f58726efffbea7a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7f7c3668531b9221ff784fc38f85551ddde15df0e2fab547f58726efffbea7a0", kill_on_drop: false }` [INFO] [stdout] 7f7c3668531b9221ff784fc38f85551ddde15df0e2fab547f58726efffbea7a0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c19753f6d9b001434ae2213983079b41b6256ade1d300eb8d1179407ade5eb4e [INFO] running `Command { std: "docker" "start" "-a" "c19753f6d9b001434ae2213983079b41b6256ade1d300eb8d1179407ade5eb4e", kill_on_drop: false }` [INFO] [stderr] Compiling usb-dfu-target v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `r` [INFO] [stdout] --> src/lib.rs:93:17 [INFO] [stdout] | [INFO] [stdout] 93 | r => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_r` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `r` [INFO] [stdout] --> src/lib.rs:103:17 [INFO] [stdout] | [INFO] [stdout] 103 | r => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_r` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `req` [INFO] [stdout] --> src/lib.rs:155:13 [INFO] [stdout] | [INFO] [stdout] 155 | req => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_req` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `state` [INFO] [stdout] --> src/lib.rs:156:22 [INFO] [stdout] | [INFO] [stdout] 156 | let (state, response): (InternalState, Result<&'a [u8], ()>) = [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_state` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `response` [INFO] [stdout] --> src/lib.rs:156:29 [INFO] [stdout] | [INFO] [stdout] 156 | let (state, response): (InternalState, Result<&'a [u8], ()>) = [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_response` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `download_state` [INFO] [stdout] --> src/lib.rs:159:53 [INFO] [stdout] | [INFO] [stdout] 159 | InternalState::DownloadBusy(download_state) => todo!(), [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_download_state` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `download_state` [INFO] [stdout] --> src/lib.rs:160:49 [INFO] [stdout] | [INFO] [stdout] 160 | InternalState::Download(download_state) => todo!(), [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_download_state` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `offset` [INFO] [stdout] --> src/lib.rs:161:49 [INFO] [stdout] | [INFO] [stdout] 161 | InternalState::Upload { offset } => todo!(), [INFO] [stdout] | ^^^^^^ help: try ignoring the field: `offset: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Upload` is never constructed [INFO] [stdout] --> src/lib.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 10 | enum InternalState { [INFO] [stdout] | ------------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 14 | Upload { offset: usize }, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `r` [INFO] [stdout] --> src/lib.rs:93:17 [INFO] [stdout] | [INFO] [stdout] 93 | r => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_r` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `r` [INFO] [stdout] --> src/lib.rs:103:17 [INFO] [stdout] | [INFO] [stdout] 103 | r => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_r` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `req` [INFO] [stdout] --> src/lib.rs:155:13 [INFO] [stdout] | [INFO] [stdout] 155 | req => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_req` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `state` [INFO] [stdout] --> src/lib.rs:156:22 [INFO] [stdout] | [INFO] [stdout] 156 | let (state, response): (InternalState, Result<&'a [u8], ()>) = [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_state` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `response` [INFO] [stdout] --> src/lib.rs:156:29 [INFO] [stdout] | [INFO] [stdout] 156 | let (state, response): (InternalState, Result<&'a [u8], ()>) = [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_response` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `download_state` [INFO] [stdout] --> src/lib.rs:159:53 [INFO] [stdout] | [INFO] [stdout] 159 | InternalState::DownloadBusy(download_state) => todo!(), [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_download_state` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `download_state` [INFO] [stdout] --> src/lib.rs:160:49 [INFO] [stdout] | [INFO] [stdout] 160 | InternalState::Download(download_state) => todo!(), [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_download_state` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `offset` [INFO] [stdout] --> src/lib.rs:161:49 [INFO] [stdout] | [INFO] [stdout] 161 | InternalState::Upload { offset } => todo!(), [INFO] [stdout] | ^^^^^^ help: try ignoring the field: `offset: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Upload` is never constructed [INFO] [stdout] --> src/lib.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 10 | enum InternalState { [INFO] [stdout] | ------------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 14 | Upload { offset: usize }, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.41s [INFO] running `Command { std: "docker" "inspect" "c19753f6d9b001434ae2213983079b41b6256ade1d300eb8d1179407ade5eb4e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c19753f6d9b001434ae2213983079b41b6256ade1d300eb8d1179407ade5eb4e", kill_on_drop: false }` [INFO] [stdout] c19753f6d9b001434ae2213983079b41b6256ade1d300eb8d1179407ade5eb4e