[INFO] cloning repository https://github.com/nepet/rust-passphrase
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nepet/rust-passphrase" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnepet%2Frust-passphrase", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnepet%2Frust-passphrase'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0bcb2d7868f9f8b5abee145f48709a26547e8c31
[INFO] linting nepet/rust-passphrase against nightly for clippy-nonminimal_bool-denied
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnepet%2Frust-passphrase" "/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/nepet/rust-passphrase
[INFO] finished tweaking git repo https://github.com/nepet/rust-passphrase
[INFO] tweaked toml for git repo https://github.com/nepet/rust-passphrase written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/nepet/rust-passphrase on toolchain nightly
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/nepet/rust-passphrase 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" "+nightly" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7e1edec8735a0bdf7f6362b94afca5e2cab6197a5283dbe256cd4885e405ca25
[INFO] running `Command { std: "docker" "start" "-a" "7e1edec8735a0bdf7f6362b94afca5e2cab6197a5283dbe256cd4885e405ca25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e1edec8735a0bdf7f6362b94afca5e2cab6197a5283dbe256cd4885e405ca25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e1edec8735a0bdf7f6362b94afca5e2cab6197a5283dbe256cd4885e405ca25", kill_on_drop: false }`
[INFO] [stdout] 7e1edec8735a0bdf7f6362b94afca5e2cab6197a5283dbe256cd4885e405ca25
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "clippy" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c8769c4064b23b3ae84f0ca26341e75d0dc7c2814e08e3a5868bb6decd50139
[INFO] running `Command { std: "docker" "start" "-a" "8c8769c4064b23b3ae84f0ca26341e75d0dc7c2814e08e3a5868bb6decd50139", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]     Checking yaml-rust v0.3.5
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking rust-passphrase v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> src/main.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |         if !nw_p.is_ok() {
[INFO] [stdout]    |            ^^^^^^^^^^^^^ help: try: `nw_p.is_err()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout]    = note: `#[warn(clippy::nonminimal_bool)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> src/main.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |         if !nt_p.is_ok() {
[INFO] [stdout]    |            ^^^^^^^^^^^^^ help: try: `nt_p.is_err()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> src/main.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 |         if !np_p.is_ok() {
[INFO] [stdout]    |            ^^^^^^^^^^^^^ help: try: `np_p.is_err()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: called `unwrap_err` on `nw_p` after checking its variant with `is_ok`
[INFO] [stdout]   --> src/main.rs:22:35
[INFO] [stdout]    |
[INFO] [stdout] 21 |         if !nw_p.is_ok() {
[INFO] [stdout]    |             ------------ the check is happening here
[INFO] [stdout] 22 |             println!("error: {}", nw_p.unwrap_err());
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: try using `match`
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_unwrap
[INFO] [stdout]    = note: `#[warn(clippy::unnecessary_unwrap)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: called `unwrap_err` on `nt_p` after checking its variant with `is_ok`
[INFO] [stdout]   --> src/main.rs:29:35
[INFO] [stdout]    |
[INFO] [stdout] 28 |         if !nt_p.is_ok() {
[INFO] [stdout]    |             ------------ the check is happening here
[INFO] [stdout] 29 |             println!("error: {}", nt_p.unwrap_err());
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: try using `match`
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_unwrap
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: called `unwrap_err` on `np_p` after checking its variant with `is_ok`
[INFO] [stdout]   --> src/main.rs:36:35
[INFO] [stdout]    |
[INFO] [stdout] 35 |         if !np_p.is_ok() {
[INFO] [stdout]    |             ------------ the check is happening here
[INFO] [stdout] 36 |             println!("error: {}", np_p.unwrap_err());
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: try using `match`
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_unwrap
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: you seem to be trying to use `&Box<T>`. Consider using just `&T`
[INFO] [stdout]   --> src/main.rs:63:28
[INFO] [stdout]    |
[INFO] [stdout] 63 | fn get_words(n: i32, dict: &Box<dyn dict::Dict>) -> Vec<String> {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^ help: try: `&dyn dict::Dict`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrowed_box
[INFO] [stdout]    = note: `#[warn(clippy::borrowed_box)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the variable `c` is used as a loop counter
[INFO] [stdout]   --> src/main.rs:83:9
[INFO] [stdout]    |
[INFO] [stdout] 83 |         for w in words {
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: consider using: `for (c, w) in (1..).zip(words.into_iter())`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#explicit_counter_loop
[INFO] [stdout]    = note: `#[warn(clippy::explicit_counter_loop)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `clone` on type `i32` which implements the `Copy` trait
[INFO] [stdout]   --> src/main.rs:99:21
[INFO] [stdout]    |
[INFO] [stdout] 99 |         let mut c = n.clone();
[INFO] [stdout]    |                     ^^^^^^^^^ help: try removing the `clone` call: `n`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stdout]    = note: `#[warn(clippy::clone_on_copy)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> src/main.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |         if !nw_p.is_ok() {
[INFO] [stdout]    |            ^^^^^^^^^^^^^ help: try: `nw_p.is_err()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout]    = note: `#[warn(clippy::nonminimal_bool)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> src/main.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |         if !nt_p.is_ok() {
[INFO] [stdout]    |            ^^^^^^^^^^^^^ help: try: `nt_p.is_err()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> src/main.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 |         if !np_p.is_ok() {
[INFO] [stdout]    |            ^^^^^^^^^^^^^ help: try: `np_p.is_err()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: called `unwrap_err` on `nw_p` after checking its variant with `is_ok`
[INFO] [stdout]   --> src/main.rs:22:35
[INFO] [stdout]    |
[INFO] [stdout] 21 |         if !nw_p.is_ok() {
[INFO] [stdout]    |             ------------ the check is happening here
[INFO] [stdout] 22 |             println!("error: {}", nw_p.unwrap_err());
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: try using `match`
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_unwrap
[INFO] [stdout]    = note: `#[warn(clippy::unnecessary_unwrap)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: called `unwrap_err` on `nt_p` after checking its variant with `is_ok`
[INFO] [stdout]   --> src/main.rs:29:35
[INFO] [stdout]    |
[INFO] [stdout] 28 |         if !nt_p.is_ok() {
[INFO] [stdout]    |             ------------ the check is happening here
[INFO] [stdout] 29 |             println!("error: {}", nt_p.unwrap_err());
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: try using `match`
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_unwrap
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: called `unwrap_err` on `np_p` after checking its variant with `is_ok`
[INFO] [stdout]   --> src/main.rs:36:35
[INFO] [stdout]    |
[INFO] [stdout] 35 |         if !np_p.is_ok() {
[INFO] [stdout]    |             ------------ the check is happening here
[INFO] [stdout] 36 |             println!("error: {}", np_p.unwrap_err());
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: try using `match`
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_unwrap
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: you seem to be trying to use `&Box<T>`. Consider using just `&T`
[INFO] [stdout]   --> src/main.rs:63:28
[INFO] [stdout]    |
[INFO] [stdout] 63 | fn get_words(n: i32, dict: &Box<dyn dict::Dict>) -> Vec<String> {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^ help: try: `&dyn dict::Dict`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrowed_box
[INFO] [stdout]    = note: `#[warn(clippy::borrowed_box)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the variable `c` is used as a loop counter
[INFO] [stdout]   --> src/main.rs:83:9
[INFO] [stdout]    |
[INFO] [stdout] 83 |         for w in words {
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: consider using: `for (c, w) in (1..).zip(words.into_iter())`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#explicit_counter_loop
[INFO] [stdout]    = note: `#[warn(clippy::explicit_counter_loop)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `clone` on type `i32` which implements the `Copy` trait
[INFO] [stdout]   --> src/main.rs:99:21
[INFO] [stdout]    |
[INFO] [stdout] 99 |         let mut c = n.clone();
[INFO] [stdout]    |                     ^^^^^^^^^ help: try removing the `clone` call: `n`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stdout]    = note: `#[warn(clippy::clone_on_copy)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.90s
[INFO] running `Command { std: "docker" "inspect" "8c8769c4064b23b3ae84f0ca26341e75d0dc7c2814e08e3a5868bb6decd50139", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c8769c4064b23b3ae84f0ca26341e75d0dc7c2814e08e3a5868bb6decd50139", kill_on_drop: false }`
[INFO] [stdout] 8c8769c4064b23b3ae84f0ca26341e75d0dc7c2814e08e3a5868bb6decd50139