[INFO] cloning repository https://github.com/colin353/cbs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/colin353/cbs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcolin353%2Fcbs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcolin353%2Fcbs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ec12da8f80b4ced632100470436898fe835888f5
[INFO] checking colin353/cbs against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcolin353%2Fcbs" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/colin353/cbs
[INFO] finished tweaking git repo https://github.com/colin353/cbs
[INFO] tweaked toml for git repo https://github.com/colin353/cbs written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/colin353/cbs on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/colin353/cbs 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tempfile v3.9.0
[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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 286a965732df106fae8ed9bc91a77c45981af4b33cb9297146dc7ac7160e742d
[INFO] running `Command { std: "docker" "start" "-a" "286a965732df106fae8ed9bc91a77c45981af4b33cb9297146dc7ac7160e742d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "286a965732df106fae8ed9bc91a77c45981af4b33cb9297146dc7ac7160e742d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "286a965732df106fae8ed9bc91a77c45981af4b33cb9297146dc7ac7160e742d", kill_on_drop: false }`
[INFO] [stdout] 286a965732df106fae8ed9bc91a77c45981af4b33cb9297146dc7ac7160e742d
[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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ae34afdeff8d0b7cae359198cf88a878b93d628c173321ef0827f405ff51902
[INFO] running `Command { std: "docker" "start" "-a" "6ae34afdeff8d0b7cae359198cf88a878b93d628c173321ef0827f405ff51902", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.71
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking serde_spanned v0.6.5
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking winnow v0.5.31
[INFO] [stderr]     Checking cpufeatures v0.2.11
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking openssl-sys v0.9.98
[INFO] [stderr]     Checking socket2 v0.3.19
[INFO] [stderr]    Compiling syn v2.0.43
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking toml_edit v0.21.0
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]     Checking toml v0.8.8
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling pin-project-internal v1.1.3
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]     Checking openssl v0.10.62
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking pin-project v1.1.3
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking native-tls v0.2.11
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking h2 v0.2.7
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]     Checking hyper v0.13.10
[INFO] [stderr]     Checking hyper-tls v0.4.3
[INFO] [stderr]     Checking cbs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `scratch_dir` is never used
[INFO] [stdout]   --> src/context.rs:94:12
[INFO] [stdout]    |
[INFO] [stdout]  7 | impl Context {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 94 |     pub fn scratch_dir(&self) -> std::path::PathBuf {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `start_time` is never read
[INFO] [stdout]  --> src/core.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Context {
[INFO] [stdout]   |            ------- field in this struct
[INFO] [stdout] 8 |     pub start_time: std::time::Instant,
[INFO] [stdout]   |         ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Context` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/core.rs:238:12
[INFO] [stdout]     |
[INFO] [stdout] 237 | impl FakeResolver {
[INFO] [stdout]     | ----------------- associated function in this implementation
[INFO] [stdout] 238 |     pub fn new() -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `print_all_logs` is never used
[INFO] [stdout]    --> src/exec.rs:271:12
[INFO] [stdout]     |
[INFO] [stdout]  24 | impl Executor {
[INFO] [stdout]     | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 271 |     pub fn print_all_logs(&self) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `download` is never used
[INFO] [stdout]  --> src/actions.rs:7:10
[INFO] [stdout]   |
[INFO] [stdout] 7 | async fn download(mut url: hyper::Uri, dest: std::path::PathBuf) -> std::io::Result<()> {
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `run_process`, and `download` are never used
[INFO] [stdout]   --> src/actions.rs:55:12
[INFO] [stdout]    |
[INFO] [stdout] 54 | impl BuildActions {
[INFO] [stdout]    | ----------------- associated items in this implementation
[INFO] [stdout] 55 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |     pub fn run_process<P: Into<std::path::PathBuf>, S>(
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 90 |     pub fn download<S: Into<String>, P: Into<std::path::PathBuf>>(
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CargoResolver` is never constructed
[INFO] [stdout]  --> src/cargo.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct CargoResolver {}
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/cargo.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl CargoResolver {
[INFO] [stdout]    | ------------------ associated function in this implementation
[INFO] [stdout] 10 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_rust_files` is never used
[INFO] [stdout]   --> src/cargo.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn get_rust_files(
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_lockstring` is never used
[INFO] [stdout]   --> src/cargo.rs:39:4
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn parse_lockstring(l: &str) -> (&str, Vec<&str>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CargoToml` is never constructed
[INFO] [stdout]   --> src/cargo.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 | struct CargoToml {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_cargo_toml` is never used
[INFO] [stdout]   --> src/cargo.rs:51:4
[INFO] [stdout]    |
[INFO] [stdout] 51 | fn parse_cargo_toml(
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `resolve_cfg_directive` is never used
[INFO] [stdout]    --> src/cargo.rs:158:4
[INFO] [stdout]     |
[INFO] [stdout] 158 | fn resolve_cfg_directive(context: &Context, directive: &str) -> std::io::Result<bool> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/context.rs:8:12
[INFO] [stdout]     |
[INFO] [stdout]   7 | impl Context {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout]   8 |     pub fn new<T: IntoIterator<Item = (BuildConfigKey, String)>>(
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  25 |     pub fn get_config(&self, key: BuildConfigKey) -> Option<&str> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  29 |     pub fn calculate_hash(&mut self) -> u64 {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  45 |     pub fn with_target(&self, target: &str) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  51 |     pub fn with_task(&self, task: &Task) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  58 |     pub fn get_locked_version(&self, target: &str) -> std::io::Result<String> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  68 |     pub fn log<S: Into<String>>(&self, message: S) {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  94 |     pub fn scratch_dir(&self) -> std::path::PathBuf {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 115 |     pub fn working_directory(&self) -> std::path::PathBuf {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `to_dir` is never used
[INFO] [stdout]    --> src/context.rs:135:4
[INFO] [stdout]     |
[INFO] [stdout] 135 | fn to_dir(name: &str) -> String {
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Context` is never constructed
[INFO] [stdout]  --> src/core.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Context {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `BuildConfigKey` is never used
[INFO] [stdout]   --> src/core.rs:20:10
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub enum BuildConfigKey {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BuildActions` is never constructed
[INFO] [stdout]   --> src/core.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct BuildActions {}
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Task` is never constructed
[INFO] [stdout]   --> src/core.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct Task {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `BuildResult` is never used
[INFO] [stdout]   --> src/core.rs:41:10
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub enum BuildResult {
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BuildOutput` is never constructed
[INFO] [stdout]   --> src/core.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub struct BuildOutput {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get` is never used
[INFO] [stdout]   --> src/core.rs:57:12
[INFO] [stdout]    |
[INFO] [stdout] 56 | impl BuildOutput {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] 57 |     pub fn get(&self, key: u32) -> &[String] {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `noop` and `merged` are never used
[INFO] [stdout]   --> src/core.rs:63:12
[INFO] [stdout]    |
[INFO] [stdout] 62 | impl BuildResult {
[INFO] [stdout]    | ---------------- associated functions in this implementation
[INFO] [stdout] 63 |     pub fn noop() -> Self {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     pub fn merged<'a, I: Iterator<Item = &'a Self>>(results: I) -> Self {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Config` is never constructed
[INFO] [stdout]   --> src/core.rs:88:12
[INFO] [stdout]    |
[INFO] [stdout] 88 | pub struct Config {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `dependencies`, `calculate_hash`, and `get` are never used
[INFO] [stdout]    --> src/core.rs:104:12
[INFO] [stdout]     |
[INFO] [stdout] 103 | impl Config {
[INFO] [stdout]     | ----------- methods in this implementation
[INFO] [stdout] 104 |     pub fn dependencies(&self) -> Vec<&str> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 112 |     pub fn calculate_hash(&mut self, context_hash: u64, deps_hash: u64) -> u64 {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 150 |     pub fn get(&self, key: u32) -> &[String] {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TaskStatus` is never used
[INFO] [stdout]    --> src/core.rs:156:10
[INFO] [stdout]     |
[INFO] [stdout] 156 | pub enum TaskStatus {
[INFO] [stdout]     |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `failure_stage`, and `status` are never used
[INFO] [stdout]    --> src/core.rs:164:12
[INFO] [stdout]     |
[INFO] [stdout] 163 | impl Task {
[INFO] [stdout]     | --------- associated items in this implementation
[INFO] [stdout] 164 |     pub fn new(id: usize, target: String) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 176 |     pub fn failure_stage(&self) -> TaskStatus {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 183 |     pub fn status(&self) -> TaskStatus {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ResolverPlugin` is never used
[INFO] [stdout]    --> src/core.rs:204:11
[INFO] [stdout]     |
[INFO] [stdout] 204 | pub trait ResolverPlugin: std::fmt::Debug {
[INFO] [stdout]     |           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `BuildPlugin` is never used
[INFO] [stdout]    --> src/core.rs:209:11
[INFO] [stdout]     |
[INFO] [stdout] 209 | pub trait BuildPlugin: std::fmt::Debug {
[INFO] [stdout]     |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FakeBuilder` is never constructed
[INFO] [stdout]    --> src/core.rs:219:12
[INFO] [stdout]     |
[INFO] [stdout] 219 | pub struct FakeBuilder {}
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FakeResolver` is never constructed
[INFO] [stdout]    --> src/core.rs:233:12
[INFO] [stdout]     |
[INFO] [stdout] 233 | pub struct FakeResolver {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new` and `with_configs` are never used
[INFO] [stdout]    --> src/core.rs:238:12
[INFO] [stdout]     |
[INFO] [stdout] 237 | impl FakeResolver {
[INFO] [stdout]     | ----------------- associated functions in this implementation
[INFO] [stdout] 238 |     pub fn new() -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 244 |     pub fn with_configs(configs: Vec<(&str, std::io::Result<Config>)>) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FilesystemBuilder` is never constructed
[INFO] [stdout]    --> src/core.rs:272:12
[INFO] [stdout]     |
[INFO] [stdout] 272 | pub struct FilesystemBuilder {}
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `target_shortname` is never used
[INFO] [stdout]    --> src/core.rs:301:8
[INFO] [stdout]     |
[INFO] [stdout] 301 | pub fn target_shortname(target: &str) -> &str {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TRANSITIVE_PRODUCTS` is never used
[INFO] [stdout]   --> src/core.rs:47:15
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub const TRANSITIVE_PRODUCTS: u32 = 0;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FEATURES` is never used
[INFO] [stdout]    --> src/core.rs:100:15
[INFO] [stdout]     |
[INFO] [stdout] 100 |     pub const FEATURES: u32 = 0;
[INFO] [stdout]     |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Executor` is never constructed
[INFO] [stdout]  --> src/exec.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Executor {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TaskGraph` is never constructed
[INFO] [stdout]   --> src/exec.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct TaskGraph {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/exec.rs:25:12
[INFO] [stdout]     |
[INFO] [stdout]  24 | impl Executor {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout]  25 |     pub fn new() -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  38 |     pub fn with_config<T: IntoIterator<Item = (BuildConfigKey, String)>>(config: T) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  50 |     pub fn add_task<T: Into<String>>(&self, target: T, rdep: Option<usize>) -> usize {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  62 |     pub fn next_task(&self) -> Option<Task> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  79 |     pub fn run(&self, roots: &[usize]) -> BuildResult {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 118 |     pub fn resolve(&self, task: Task) {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 165 |     pub fn build(&self, mut task: Task) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 246 |     pub fn mark_task_failure(&self, id: usize, result: BuildResult) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 271 |     pub fn print_all_logs(&self) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 280 |     pub fn mark_build_success(&self, id: usize, result: BuildResult, hash: u64) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `add_task`, `mark_task_failure`, and `mark_build_success` are never used
[INFO] [stdout]    --> src/exec.rs:289:12
[INFO] [stdout]     |
[INFO] [stdout] 288 | impl TaskGraph {
[INFO] [stdout]     | -------------- associated items in this implementation
[INFO] [stdout] 289 |     pub fn new() -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 297 |     pub fn add_task<T: Into<String>>(&mut self, target: T, rdep: Option<usize>) -> usize {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 319 |     pub fn mark_task_failure(&mut self, id: usize, root_cause: usize, result: BuildResult) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 334 |     pub fn mark_build_success(&mut self, id: usize, result: BuildResult, hash: u64) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `load_plugin` is never used
[INFO] [stdout]    --> src/exec.rs:346:4
[INFO] [stdout]     |
[INFO] [stdout] 346 | fn load_plugin(path: &std::path::Path) -> Arc<dyn BuildPlugin> {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RustPlugin` is never constructed
[INFO] [stdout]   --> src/plugins.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct RustPlugin {}
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `build_library` and `build_binary` are never used
[INFO] [stdout]    --> src/plugins.rs:14:8
[INFO] [stdout]     |
[INFO] [stdout]  13 | impl RustPlugin {
[INFO] [stdout]     | --------------- methods in this implementation
[INFO] [stdout]  14 |     fn build_library(
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 157 |     fn build_binary(
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `rust_name` is never used
[INFO] [stdout]    --> src/plugins.rs:277:4
[INFO] [stdout]     |
[INFO] [stdout] 277 | fn rust_name(target: &str) -> String {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `RUST_LIBRARY` is never used
[INFO] [stdout]  --> src/plugins.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub const RUST_LIBRARY: &str = "rust_library";
[INFO] [stdout]   |               ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `RUST_BINARY` is never used
[INFO] [stdout]  --> src/plugins.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub const RUST_BINARY: &str = "rust_binary";
[INFO] [stdout]   |               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.78s
[INFO] running `Command { std: "docker" "inspect" "6ae34afdeff8d0b7cae359198cf88a878b93d628c173321ef0827f405ff51902", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ae34afdeff8d0b7cae359198cf88a878b93d628c173321ef0827f405ff51902", kill_on_drop: false }`
[INFO] [stdout] 6ae34afdeff8d0b7cae359198cf88a878b93d628c173321ef0827f405ff51902