[INFO] fetching crate passgen-rs 0.2.0...
[INFO] checking passgen-rs-0.2.0 against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] extracting crate passgen-rs 0.2.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate passgen-rs 0.2.0
[INFO] finished tweaking crates.io crate passgen-rs 0.2.0
[INFO] tweaked toml for crates.io crate passgen-rs 0.2.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate passgen-rs 0.2.0 on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate passgen-rs 0.2.0 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" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] [stdout] b6a9d5787a75bdff142d35c174da7f0b6297012fee7fb30886561879c6331ffd
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[INFO] [stderr]     Checking passgen-rs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]  --> src/data.rs:6:24
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn wordlist(&self, name: &str) -> Option<Arc<Wordlist>> {
[INFO] [stdout]   |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_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: `name`
[INFO] [stdout]   --> src/data.rs:10:22
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn markov(&self, name: &str) -> Option<Arc<Markov>> {
[INFO] [stdout]    |                      ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `choices`
[INFO] [stdout]   --> src/entropy.rs:19:23
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn add(&mut self, choices: f64) {}
[INFO] [stdout]    |                       ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_choices`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rand`
[INFO] [stdout]   --> src/generate.rs:77:24
[INFO] [stdout]    |
[INFO] [stdout] 77 |     fn generate(&self, rand: &mut dyn RngCore, output: &mut dyn Write) -> Result<f64, Error> {
[INFO] [stdout]    |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_rand`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dependencies`
[INFO] [stdout]   --> src/optimize.rs:24:23
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn optimize(self, dependencies: &mut Dependencies) -> Self::Output {
[INFO] [stdout]    |                       ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dependencies`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dependencies`
[INFO] [stdout]   --> src/optimize.rs:47:23
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn optimize(self, dependencies: &mut Dependencies) -> Self::Output {
[INFO] [stdout]    |                       ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dependencies`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `set`
[INFO] [stdout]    --> src/optimize.rs:129:26
[INFO] [stdout]     |
[INFO] [stdout] 129 |             Pattern::Set(set) => {
[INFO] [stdout]     |                          ^^^ help: if this is intentional, prefix it with an underscore: `_set`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `env`
[INFO] [stdout]   --> src/prepare.rs:37:22
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn prepare(self, env: &dyn Data) -> Result<Self::Output, Error> {
[INFO] [stdout]    |                      ^^^ help: if this is intentional, prefix it with an underscore: `_env`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `env`
[INFO] [stdout]   --> src/prepare.rs:45:22
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn prepare(self, env: &dyn Data) -> Result<Self::Output, Error> {
[INFO] [stdout]    |                      ^^^ help: if this is intentional, prefix it with an underscore: `_env`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Entropy` is never constructed
[INFO] [stdout]  --> src/entropy.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Entropy(f64);
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `bits`, `choice`, and `add` are never used
[INFO] [stdout]   --> src/entropy.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Entropy {
[INFO] [stdout]    | ------------ methods in this implementation
[INFO] [stdout] 11 |     fn bits(&self) -> f64 {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     fn choice(&self) -> f64 {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 19 |     fn add(&mut self, choices: f64) {}
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `amount`
[INFO] [stdout]    --> src/main.rs:174:13
[INFO] [stdout]     |
[INFO] [stdout] 174 |         let amount = options.amount;
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_amount`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:192:25
[INFO] [stdout]     |
[INFO] [stdout] 192 |                         sender.send(output);
[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] 192 |                         let _ = sender.send(output);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stdout] warning: unused variable: `amount`
[INFO] [stdout]    --> src/main.rs:174:13
[INFO] [stdout]     |
[INFO] [stdout] 174 |         let amount = options.amount;
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_amount`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:192:25
[INFO] [stdout]     |
[INFO] [stdout] 192 |                         sender.send(output);
[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] 192 |                         let _ = sender.send(output);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]  --> src/data.rs:6:24
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn wordlist(&self, name: &str) -> Option<Arc<Wordlist>> {
[INFO] [stdout]   |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_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: `name`
[INFO] [stdout]   --> src/data.rs:10:22
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn markov(&self, name: &str) -> Option<Arc<Markov>> {
[INFO] [stdout]    |                      ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `choices`
[INFO] [stdout]   --> src/entropy.rs:19:23
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn add(&mut self, choices: f64) {}
[INFO] [stdout]    |                       ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_choices`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rand`
[INFO] [stdout]   --> src/generate.rs:77:24
[INFO] [stdout]    |
[INFO] [stdout] 77 |     fn generate(&self, rand: &mut dyn RngCore, output: &mut dyn Write) -> Result<f64, Error> {
[INFO] [stdout]    |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_rand`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dependencies`
[INFO] [stdout]   --> src/optimize.rs:24:23
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn optimize(self, dependencies: &mut Dependencies) -> Self::Output {
[INFO] [stdout]    |                       ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dependencies`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dependencies`
[INFO] [stdout]   --> src/optimize.rs:47:23
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn optimize(self, dependencies: &mut Dependencies) -> Self::Output {
[INFO] [stdout]    |                       ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dependencies`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `set`
[INFO] [stdout]    --> src/optimize.rs:129:26
[INFO] [stdout]     |
[INFO] [stdout] 129 |             Pattern::Set(set) => {
[INFO] [stdout]     |                          ^^^ help: if this is intentional, prefix it with an underscore: `_set`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `env`
[INFO] [stdout]   --> src/prepare.rs:37:22
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn prepare(self, env: &dyn Data) -> Result<Self::Output, Error> {
[INFO] [stdout]    |                      ^^^ help: if this is intentional, prefix it with an underscore: `_env`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `env`
[INFO] [stdout]   --> src/prepare.rs:45:22
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn prepare(self, env: &dyn Data) -> Result<Self::Output, Error> {
[INFO] [stdout]    |                      ^^^ help: if this is intentional, prefix it with an underscore: `_env`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Entropy` is never constructed
[INFO] [stdout]  --> src/entropy.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Entropy(f64);
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `bits`, `choice`, and `add` are never used
[INFO] [stdout]   --> src/entropy.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Entropy {
[INFO] [stdout]    | ------------ methods in this implementation
[INFO] [stdout] 11 |     fn bits(&self) -> f64 {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     fn choice(&self) -> f64 {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 19 |     fn add(&mut self, choices: f64) {}
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.22s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: higher-kinded-types v0.1.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "b6a9d5787a75bdff142d35c174da7f0b6297012fee7fb30886561879c6331ffd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6a9d5787a75bdff142d35c174da7f0b6297012fee7fb30886561879c6331ffd", kill_on_drop: false }`
[INFO] [stdout] b6a9d5787a75bdff142d35c174da7f0b6297012fee7fb30886561879c6331ffd
