[INFO] cloning repository https://github.com/dav-anderson/cargo-piston
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dav-anderson/cargo-piston" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdav-anderson%2Fcargo-piston", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdav-anderson%2Fcargo-piston'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ecbbab29304fc490323895899df1cfbff86ba80c
[INFO] checking dav-anderson/cargo-piston against master#377656d3dd3f9c23a9c8713e163f4365a5261a84 for pr-146470-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdav-anderson%2Fcargo-piston" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/dav-anderson/cargo-piston
[INFO] finished tweaking git repo https://github.com/dav-anderson/cargo-piston
[INFO] tweaked toml for git repo https://github.com/dav-anderson/cargo-piston written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dav-anderson/cargo-piston on toolchain 377656d3dd3f9c23a9c8713e163f4365a5261a84
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+377656d3dd3f9c23a9c8713e163f4365a5261a84" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/dav-anderson/cargo-piston 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" "+377656d3dd3f9c23a9c8713e163f4365a5261a84" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cargo-subcommand v0.12.0
[INFO] [stderr]   Downloaded zune-jpeg v0.5.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+377656d3dd3f9c23a9c8713e163f4365a5261a84" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b562ee1f3d52e435290d608eccfb1f6e69870823815c0716e3a7fc1f36bce3b9
[INFO] running `Command { std: "docker" "start" "-a" "b562ee1f3d52e435290d608eccfb1f6e69870823815c0716e3a7fc1f36bce3b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b562ee1f3d52e435290d608eccfb1f6e69870823815c0716e3a7fc1f36bce3b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b562ee1f3d52e435290d608eccfb1f6e69870823815c0716e3a7fc1f36bce3b9", kill_on_drop: false }`
[INFO] [stdout] b562ee1f3d52e435290d608eccfb1f6e69870823815c0716e3a7fc1f36bce3b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+377656d3dd3f9c23a9c8713e163f4365a5261a84" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d40f9cf0926e8f509682002a043eb2e29b43ea951065e8040de2f2546171c5f0
[INFO] running `Command { std: "docker" "start" "-a" "d40f9cf0926e8f509682002a043eb2e29b43ea951065e8040de2f2546171c5f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]     Checking log v0.4.29
[INFO] [stderr]     Checking aligned v0.4.3
[INFO] [stderr]     Checking anstyle-query v1.1.5
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.2
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]     Checking regex-syntax v0.8.8
[INFO] [stderr]    Compiling current_platform v0.2.0
[INFO] [stderr]    Compiling camino v1.2.1
[INFO] [stderr]     Checking zune-inflate v0.2.54
[INFO] [stderr]     Checking bitflags v2.10.0
[INFO] [stderr]     Checking zune-jpeg v0.5.7
[INFO] [stderr]     Checking moxcms v0.7.11
[INFO] [stderr]     Checking is-terminal v0.4.17
[INFO] [stderr]     Checking humantime v2.3.0
[INFO] [stderr]     Checking anstream v0.6.21
[INFO] [stderr]     Checking png v0.18.0
[INFO] [stderr]     Checking clap_builder v4.5.53
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking semver v1.0.27
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]     Checking env_logger v0.10.2
[INFO] [stderr]    Compiling equator-macro v0.4.2
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling zerocopy-derive v0.8.31
[INFO] [stderr]    Compiling arg_enum_proc_macro v0.3.4
[INFO] [stderr]    Compiling profiling-procmacros v1.0.17
[INFO] [stderr]    Compiling fax_derive v0.2.0
[INFO] [stderr]    Compiling num-derive v0.4.2
[INFO] [stderr]    Compiling clap_derive v4.5.49
[INFO] [stderr]     Checking profiling v1.0.17
[INFO] [stderr]     Checking fax v0.2.6
[INFO] [stderr]     Checking equator v0.4.2
[INFO] [stderr]     Checking aligned-vec v0.6.4
[INFO] [stderr]     Checking v_frame v0.3.9
[INFO] [stderr]     Checking thiserror v2.0.17
[INFO] [stderr]     Checking av-scenechange v0.14.1
[INFO] [stderr]     Checking av1-grain v0.2.5
[INFO] [stderr]     Checking zerocopy v0.8.31
[INFO] [stderr]     Checking clap v4.5.53
[INFO] [stderr]     Checking rav1e v0.8.1
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking half v2.7.1
[INFO] [stderr]     Checking cargo-platform v0.3.1
[INFO] [stderr]     Checking toml v0.5.11
[INFO] [stderr]     Checking exr v1.74.0
[INFO] [stderr]     Checking tiff v0.10.3
[INFO] [stderr]     Checking cargo_metadata v0.23.1
[INFO] [stderr]     Checking cargo-subcommand v0.12.0
[INFO] [stderr]     Checking ravif v0.12.0
[INFO] [stderr]     Checking image v0.25.9
[INFO] [stderr]     Checking cargo-piston v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Path`
[INFO] [stdout]  --> src/android.rs:1:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::path::{ Path, PathBuf };
[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: `File`, `copy`, and `remove_file`
[INFO] [stdout]  --> src/android.rs:4:16
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::fs::{ File, create_dir_all, copy, remove_file};
[INFO] [stdout]   |                ^^^^                  ^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]  --> src/android.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::Write;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Command` and `Stdio`
[INFO] [stdout]  --> src/android.rs:6:21
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::process::{ Command, Stdio };
[INFO] [stdout]   |                     ^^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Path`
[INFO] [stdout]  --> src/android.rs:1:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::path::{ Path, PathBuf };
[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: `File`, `copy`, and `remove_file`
[INFO] [stdout]  --> src/android.rs:4:16
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::fs::{ File, create_dir_all, copy, remove_file};
[INFO] [stdout]   |                ^^^^                  ^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]  --> src/android.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::Write;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Command` and `Stdio`
[INFO] [stdout]  --> src/android.rs:6:21
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::process::{ Command, Stdio };
[INFO] [stdout]   |                     ^^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `app_name`
[INFO] [stdout]    --> src/android.rs:140:13
[INFO] [stdout]     |
[INFO] [stdout] 140 |         let app_name = self.app_name.as_ref().unwrap();
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_app_name`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `manifest`
[INFO] [stdout]    --> src/android.rs:208:13
[INFO] [stdout]     |
[INFO] [stdout] 208 |         let manifest = AndroidManifest::build(&metadata, self.app_name.as_ref().unwrap().to_string())?;
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_manifest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `macos_icon`
[INFO] [stdout]    --> src/macos.rs:166:17
[INFO] [stdout]     |
[INFO] [stdout] 166 |             let macos_icon = Command::new("sips")
[INFO] [stdout]     |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_macos_icon`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `target`, `cargo_path`, and `app_version` are never read
[INFO] [stdout]   --> src/android.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub struct AndroidBuilder {
[INFO] [stdout]    |            -------------- fields in this struct
[INFO] [stdout] 73 |     release: bool,
[INFO] [stdout] 74 |     target: String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 78 |     cargo_path: String,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 79 |     app_name: Option<String>,
[INFO] [stdout] 80 |     app_version: Option<String>
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AndroidRunner` is never constructed
[INFO] [stdout]    --> src/android.rs:295:8
[INFO] [stdout]     |
[INFO] [stdout] 295 | struct AndroidRunner{
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/android.rs:300:8
[INFO] [stdout]     |
[INFO] [stdout] 299 | impl AndroidRunner{
[INFO] [stdout]     | ------------------ associated function in this implementation
[INFO] [stdout] 300 |     fn new() -> Self{
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `release` and `target` are never read
[INFO] [stdout]   --> src/ios.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct IOSBuilder {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 22 |     release: bool,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 23 |     target: String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/ios.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl IOSBuilder {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 36 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `IOSRunner` is never constructed
[INFO] [stdout]   --> src/ios.rs:56:8
[INFO] [stdout]    |
[INFO] [stdout] 56 | struct IOSRunner{
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `start` and `new` are never used
[INFO] [stdout]   --> src/ios.rs:62:12
[INFO] [stdout]    |
[INFO] [stdout] 60 | impl IOSRunner {
[INFO] [stdout]    | -------------- associated functions in this implementation
[INFO] [stdout] 61 |
[INFO] [stdout] 62 |     pub fn start() -> Result<(), PistonError> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 71 |     fn new() -> Self{
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `icon_path` is never read
[INFO] [stdout]   --> src/linux.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct LinuxBuilder {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 15 |     icon_path: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LinuxRunner` is never constructed
[INFO] [stdout]    --> src/linux.rs:168:8
[INFO] [stdout]     |
[INFO] [stdout] 168 | struct LinuxRunner{
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/linux.rs:173:8
[INFO] [stdout]     |
[INFO] [stdout] 172 | impl LinuxRunner{
[INFO] [stdout]     | ---------------- associated function in this implementation
[INFO] [stdout] 173 |     fn new() -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MacOSRunner` is never constructed
[INFO] [stdout]    --> src/macos.rs:219:8
[INFO] [stdout]     |
[INFO] [stdout] 219 | struct MacOSRunner{
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `start` and `new` are never used
[INFO] [stdout]    --> src/macos.rs:225:12
[INFO] [stdout]     |
[INFO] [stdout] 223 | impl MacOSRunner {
[INFO] [stdout]     | ---------------- associated functions in this implementation
[INFO] [stdout] 224 |
[INFO] [stdout] 225 |     pub fn start() -> Result<(), PistonError> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 239 |     fn new() -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `RemoveImageError` is never constructed
[INFO] [stdout]   --> src/error.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub enum PistonError {
[INFO] [stdout]    |          ----------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 43 |     RemoveImageError{ path: PathBuf, source: IoError },
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PistonError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/macos.rs:155:9
[INFO] [stdout]     |
[INFO] [stdout] 155 |         plist_file.write_all(plist_content.as_bytes()).map_err(|e| PistonError::WriteFileError(e.to_string()));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 155 |         let _ = plist_file.write_all(plist_content.as_bytes()).map_err(|e| PistonError::WriteFileError(e.to_string()));
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `app_name`
[INFO] [stdout]    --> src/android.rs:140:13
[INFO] [stdout]     |
[INFO] [stdout] 140 |         let app_name = self.app_name.as_ref().unwrap();
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_app_name`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `manifest`
[INFO] [stdout]    --> src/android.rs:208:13
[INFO] [stdout]     |
[INFO] [stdout] 208 |         let manifest = AndroidManifest::build(&metadata, self.app_name.as_ref().unwrap().to_string())?;
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_manifest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `macos_icon`
[INFO] [stdout]    --> src/macos.rs:166:17
[INFO] [stdout]     |
[INFO] [stdout] 166 |             let macos_icon = Command::new("sips")
[INFO] [stdout]     |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_macos_icon`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `target`, `cargo_path`, and `app_version` are never read
[INFO] [stdout]   --> src/android.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub struct AndroidBuilder {
[INFO] [stdout]    |            -------------- fields in this struct
[INFO] [stdout] 73 |     release: bool,
[INFO] [stdout] 74 |     target: String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 78 |     cargo_path: String,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 79 |     app_name: Option<String>,
[INFO] [stdout] 80 |     app_version: Option<String>
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AndroidRunner` is never constructed
[INFO] [stdout]    --> src/android.rs:295:8
[INFO] [stdout]     |
[INFO] [stdout] 295 | struct AndroidRunner{
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/android.rs:300:8
[INFO] [stdout]     |
[INFO] [stdout] 299 | impl AndroidRunner{
[INFO] [stdout]     | ------------------ associated function in this implementation
[INFO] [stdout] 300 |     fn new() -> Self{
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `release` and `target` are never read
[INFO] [stdout]   --> src/ios.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct IOSBuilder {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 22 |     release: bool,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 23 |     target: String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/ios.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl IOSBuilder {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 36 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `IOSRunner` is never constructed
[INFO] [stdout]   --> src/ios.rs:56:8
[INFO] [stdout]    |
[INFO] [stdout] 56 | struct IOSRunner{
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `start` and `new` are never used
[INFO] [stdout]   --> src/ios.rs:62:12
[INFO] [stdout]    |
[INFO] [stdout] 60 | impl IOSRunner {
[INFO] [stdout]    | -------------- associated functions in this implementation
[INFO] [stdout] 61 |
[INFO] [stdout] 62 |     pub fn start() -> Result<(), PistonError> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 71 |     fn new() -> Self{
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `icon_path` is never read
[INFO] [stdout]   --> src/linux.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct LinuxBuilder {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 15 |     icon_path: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LinuxRunner` is never constructed
[INFO] [stdout]    --> src/linux.rs:168:8
[INFO] [stdout]     |
[INFO] [stdout] 168 | struct LinuxRunner{
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/linux.rs:173:8
[INFO] [stdout]     |
[INFO] [stdout] 172 | impl LinuxRunner{
[INFO] [stdout]     | ---------------- associated function in this implementation
[INFO] [stdout] 173 |     fn new() -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MacOSRunner` is never constructed
[INFO] [stdout]    --> src/macos.rs:219:8
[INFO] [stdout]     |
[INFO] [stdout] 219 | struct MacOSRunner{
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `start` and `new` are never used
[INFO] [stdout]    --> src/macos.rs:225:12
[INFO] [stdout]     |
[INFO] [stdout] 223 | impl MacOSRunner {
[INFO] [stdout]     | ---------------- associated functions in this implementation
[INFO] [stdout] 224 |
[INFO] [stdout] 225 |     pub fn start() -> Result<(), PistonError> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 239 |     fn new() -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `RemoveImageError` is never constructed
[INFO] [stdout]   --> src/error.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub enum PistonError {
[INFO] [stdout]    |          ----------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 43 |     RemoveImageError{ path: PathBuf, source: IoError },
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PistonError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/macos.rs:155:9
[INFO] [stdout]     |
[INFO] [stdout] 155 |         plist_file.write_all(plist_content.as_bytes()).map_err(|e| PistonError::WriteFileError(e.to_string()));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 155 |         let _ = plist_file.write_all(plist_content.as_bytes()).map_err(|e| PistonError::WriteFileError(e.to_string()));
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 32.88s
[INFO] running `Command { std: "docker" "inspect" "d40f9cf0926e8f509682002a043eb2e29b43ea951065e8040de2f2546171c5f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d40f9cf0926e8f509682002a043eb2e29b43ea951065e8040de2f2546171c5f0", kill_on_drop: false }`
[INFO] [stdout] d40f9cf0926e8f509682002a043eb2e29b43ea951065e8040de2f2546171c5f0
