[INFO] cloning repository https://github.com/jacobrosenthal/cargo-uf2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jacobrosenthal/cargo-uf2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjacobrosenthal%2Fcargo-uf2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjacobrosenthal%2Fcargo-uf2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 85dab52477d9a74676c9f102eb895cc575d77ceb
[INFO] testing jacobrosenthal/cargo-uf2 against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjacobrosenthal%2Fcargo-uf2" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jacobrosenthal/cargo-uf2 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jacobrosenthal/cargo-uf2
[INFO] finished tweaking git repo https://github.com/jacobrosenthal/cargo-uf2
[INFO] tweaked toml for git repo https://github.com/jacobrosenthal/cargo-uf2 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/jacobrosenthal/cargo-uf2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/jacobrosenthal/uf2-rs`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded scroll_derive v0.10.1
[INFO] [stderr]   Downloaded syn v1.0.9
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e550deb22b5aa032d2cfee2b8830bc3c6803372f339c2931ab9b8b3683323745
[INFO] running `Command { std: "docker" "start" "-a" "e550deb22b5aa032d2cfee2b8830bc3c6803372f339c2931ab9b8b3683323745", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e550deb22b5aa032d2cfee2b8830bc3c6803372f339c2931ab9b8b3683323745", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e550deb22b5aa032d2cfee2b8830bc3c6803372f339c2931ab9b8b3683323745", kill_on_drop: false }`
[INFO] [stdout] e550deb22b5aa032d2cfee2b8830bc3c6803372f339c2931ab9b8b3683323745
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a486e239af1af6d0ced1dc72a8646e5e41d300f6a60075f423df4e37d470ad97
[INFO] running `Command { std: "docker" "start" "-a" "a486e239af1af6d0ced1dc72a8646e5e41d300f6a60075f423df4e37d470ad97", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.9
[INFO] [stderr]    Compiling cc v1.0.47
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling serde v1.0.103
[INFO] [stderr]    Compiling regex-syntax v0.6.12
[INFO] [stderr]    Compiling odds v0.2.26
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling plain v0.2.3
[INFO] [stderr]    Compiling itertools v0.4.19
[INFO] [stderr]    Compiling crc-any v2.2.3
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling scroll v0.9.2
[INFO] [stderr]    Compiling colored v1.9.0
[INFO] [stderr]    Compiling arrayvec v0.3.25
[INFO] [stderr]    Compiling hexdump v0.1.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling hidapi v0.5.2
[INFO] [stderr]    Compiling chrono v0.4.10
[INFO] [stderr]    Compiling backtrace v0.3.40
[INFO] [stderr]    Compiling scroll_derive v0.9.5
[INFO] [stderr]    Compiling regex v1.3.1
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling goblin v0.0.24
[INFO] [stderr]    Compiling pretty_env_logger v0.3.1
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling scroll_derive v0.10.1
[INFO] [stderr]    Compiling serde_derive v1.0.103
[INFO] [stderr]    Compiling structopt-derive v0.3.5
[INFO] [stderr]    Compiling scroll v0.10.1
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]    Compiling rustc-cfg v0.4.0
[INFO] [stderr]    Compiling uf2 v0.1.0 (https://github.com/jacobrosenthal/uf2-rs?rev=7a7412aac538852f5aa44f652fee7acda47879a1#7a7412aa)
[INFO] [stderr]    Compiling structopt v0.3.5
[INFO] [stderr]    Compiling cargo-project v0.2.3
[INFO] [stderr]    Compiling cargo-uf2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `package`
[INFO] [stdout]    --> src/main.rs:274:5
[INFO] [stdout]     |
[INFO] [stdout] 274 |     package: Option<String>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/main.rs:266:10
[INFO] [stdout]     |
[INFO] [stdout] 266 | #[derive(Debug, StructOpt)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `manifest_path`
[INFO] [stdout]    --> src/main.rs:280:5
[INFO] [stdout]     |
[INFO] [stdout] 280 |     manifest_path: Option<PathBuf>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/main.rs:266:10
[INFO] [stdout]     |
[INFO] [stdout] 266 | #[derive(Debug, StructOpt)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `no_default_features`
[INFO] [stdout]    --> src/main.rs:282:5
[INFO] [stdout]     |
[INFO] [stdout] 282 |     no_default_features: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/main.rs:266:10
[INFO] [stdout]     |
[INFO] [stdout] 266 | #[derive(Debug, StructOpt)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `all_features`
[INFO] [stdout]    --> src/main.rs:284:5
[INFO] [stdout]     |
[INFO] [stdout] 284 |     all_features: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/main.rs:266:10
[INFO] [stdout]     |
[INFO] [stdout] 266 | #[derive(Debug, StructOpt)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `features`
[INFO] [stdout]    --> src/main.rs:286:5
[INFO] [stdout]     |
[INFO] [stdout] 286 |     features: Vec<String>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/main.rs:266:10
[INFO] [stdout]     |
[INFO] [stdout] 266 | #[derive(Debug, StructOpt)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.41s
[INFO] running `Command { std: "docker" "inspect" "a486e239af1af6d0ced1dc72a8646e5e41d300f6a60075f423df4e37d470ad97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a486e239af1af6d0ced1dc72a8646e5e41d300f6a60075f423df4e37d470ad97", kill_on_drop: false }`
[INFO] [stdout] a486e239af1af6d0ced1dc72a8646e5e41d300f6a60075f423df4e37d470ad97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec919094735c7082fc642648d59741208edb1df1f260f549df0e9056c3806d91
[INFO] running `Command { std: "docker" "start" "-a" "ec919094735c7082fc642648d59741208edb1df1f260f549df0e9056c3806d91", kill_on_drop: false }`
[INFO] [stderr]    Compiling cargo-uf2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `package`
[INFO] [stdout]    --> src/main.rs:274:5
[INFO] [stdout]     |
[INFO] [stdout] 274 |     package: Option<String>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/main.rs:266:10
[INFO] [stdout]     |
[INFO] [stdout] 266 | #[derive(Debug, StructOpt)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `manifest_path`
[INFO] [stdout]    --> src/main.rs:280:5
[INFO] [stdout]     |
[INFO] [stdout] 280 |     manifest_path: Option<PathBuf>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/main.rs:266:10
[INFO] [stdout]     |
[INFO] [stdout] 266 | #[derive(Debug, StructOpt)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `no_default_features`
[INFO] [stdout]    --> src/main.rs:282:5
[INFO] [stdout]     |
[INFO] [stdout] 282 |     no_default_features: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/main.rs:266:10
[INFO] [stdout]     |
[INFO] [stdout] 266 | #[derive(Debug, StructOpt)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `all_features`
[INFO] [stdout]    --> src/main.rs:284:5
[INFO] [stdout]     |
[INFO] [stdout] 284 |     all_features: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/main.rs:266:10
[INFO] [stdout]     |
[INFO] [stdout] 266 | #[derive(Debug, StructOpt)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `features`
[INFO] [stdout]    --> src/main.rs:286:5
[INFO] [stdout]     |
[INFO] [stdout] 286 |     features: Vec<String>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/main.rs:266:10
[INFO] [stdout]     |
[INFO] [stdout] 266 | #[derive(Debug, StructOpt)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "ec919094735c7082fc642648d59741208edb1df1f260f549df0e9056c3806d91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec919094735c7082fc642648d59741208edb1df1f260f549df0e9056c3806d91", kill_on_drop: false }`
[INFO] [stdout] ec919094735c7082fc642648d59741208edb1df1f260f549df0e9056c3806d91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 65062d14d439e3ba7e7f1d2ab618054e4a145249ed19d99a84497d6e812ca4ec
[INFO] running `Command { std: "docker" "start" "-a" "65062d14d439e3ba7e7f1d2ab618054e4a145249ed19d99a84497d6e812ca4ec", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `package`
[INFO] [stderr]    --> src/main.rs:274:5
[INFO] [stderr]     |
[INFO] [stderr] 274 |     package: Option<String>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    --> src/main.rs:266:10
[INFO] [stderr]     |
[INFO] [stderr] 266 | #[derive(Debug, StructOpt)]
[INFO] [stderr]     |          ^^^^^
[INFO] [stderr]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `manifest_path`
[INFO] [stderr]    --> src/main.rs:280:5
[INFO] [stderr]     |
[INFO] [stderr] 280 |     manifest_path: Option<PathBuf>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    --> src/main.rs:266:10
[INFO] [stderr]     |
[INFO] [stderr] 266 | #[derive(Debug, StructOpt)]
[INFO] [stderr]     |          ^^^^^
[INFO] [stderr]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `no_default_features`
[INFO] [stderr]    --> src/main.rs:282:5
[INFO] [stderr]     |
[INFO] [stderr] 282 |     no_default_features: bool,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    --> src/main.rs:266:10
[INFO] [stderr]     |
[INFO] [stderr] 266 | #[derive(Debug, StructOpt)]
[INFO] [stderr]     |          ^^^^^
[INFO] [stderr]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `all_features`
[INFO] [stderr]    --> src/main.rs:284:5
[INFO] [stderr]     |
[INFO] [stderr] 284 |     all_features: bool,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    --> src/main.rs:266:10
[INFO] [stderr]     |
[INFO] [stderr] 266 | #[derive(Debug, StructOpt)]
[INFO] [stderr]     |          ^^^^^
[INFO] [stderr]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `features`
[INFO] [stderr]    --> src/main.rs:286:5
[INFO] [stderr]     |
[INFO] [stderr] 286 |     features: Vec<String>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    --> src/main.rs:266:10
[INFO] [stderr]     |
[INFO] [stderr] 266 | #[derive(Debug, StructOpt)]
[INFO] [stderr]     |          ^^^^^
[INFO] [stderr]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `cargo-uf2` (bin "cargo-uf2" test) generated 5 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cargo_uf2-445fe557cc307442)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "65062d14d439e3ba7e7f1d2ab618054e4a145249ed19d99a84497d6e812ca4ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65062d14d439e3ba7e7f1d2ab618054e4a145249ed19d99a84497d6e812ca4ec", kill_on_drop: false }`
[INFO] [stdout] 65062d14d439e3ba7e7f1d2ab618054e4a145249ed19d99a84497d6e812ca4ec