[INFO] cloning repository https://github.com/kazsaj/command-queue
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kazsaj/command-queue" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkazsaj%2Fcommand-queue", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkazsaj%2Fcommand-queue'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d37c090251f79a543a02d8a7043c1512a6f8fc9d
[INFO] linting kazsaj/command-queue against nightly for clippy-nonminimal_bool-denied
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkazsaj%2Fcommand-queue" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kazsaj/command-queue
[INFO] finished tweaking git repo https://github.com/kazsaj/command-queue
[INFO] tweaked toml for git repo https://github.com/kazsaj/command-queue written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kazsaj/command-queue 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/kazsaj/command-queue 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sha1_smol v1.0.1
[INFO] [stderr]   Downloaded semver v0.1.20
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[INFO] [stderr]   Downloaded rustc_version v0.1.7
[INFO] [stderr]   Downloaded nix v0.7.0
[INFO] [stderr]   Downloaded redis v0.29.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 3466cdcfb9d0473232152ba1fd073d8d17632666479d307d9a68116378c46d7f
[INFO] running `Command { std: "docker" "start" "-a" "3466cdcfb9d0473232152ba1fd073d8d17632666479d307d9a68116378c46d7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3466cdcfb9d0473232152ba1fd073d8d17632666479d307d9a68116378c46d7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3466cdcfb9d0473232152ba1fd073d8d17632666479d307d9a68116378c46d7f", kill_on_drop: false }`
[INFO] [stdout] 3466cdcfb9d0473232152ba1fd073d8d17632666479d307d9a68116378c46d7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 9efb51007d97bd82362254a20209b5c6fb8b0315cd6d8c04bb7487cf3a0d5444
[INFO] running `Command { std: "docker" "start" "-a" "9efb51007d97bd82362254a20209b5c6fb8b0315cd6d8c04bb7487cf3a0d5444", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
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[INFO] [stderr]    Compiling getrandom v0.3.2
[INFO] [stderr]    Compiling zerocopy v0.8.24
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking form_urlencoded v1.2.1
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[INFO] [stderr]    Compiling icu_provider_macros v1.5.0
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[INFO] [stderr]     Checking command-queue v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: useless use of `format!`
[INFO] [stdout]   --> src/args.rs:25:22
[INFO] [stdout]    |
[INFO] [stdout] 25 |         logger.error(format!("{}", "No queue names specified, see --help"));
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `.to_string()`: `"No queue names specified, see --help".to_string()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stdout]    = note: `#[warn(clippy::useless_format)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the loop variable `i` is only used to index `args`
[INFO] [stdout]   --> src/args.rs:29:14
[INFO] [stdout]    |
[INFO] [stdout] 29 |     for i in 1..args.len() {
[INFO] [stdout]    |              ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stdout]    = note: `#[warn(clippy::needless_range_loop)]` on by default
[INFO] [stdout] help: consider using an iterator
[INFO] [stdout]    |
[INFO] [stdout] 29 -     for i in 1..args.len() {
[INFO] [stdout] 29 +     for <item> in args.iter().skip(1) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: returning the result of a `let` binding from a block
[INFO] [stdout]   --> src/args.rs:88:5
[INFO] [stdout]    |
[INFO] [stdout] 79 | /     let env_config = EnvConfig {
[INFO] [stdout] 80 | |         instance_name,
[INFO] [stdout] 81 | |         redis_hostname,
[INFO] [stdout] 82 | |         redis_port,
[INFO] [stdout] ...  |
[INFO] [stdout] 86 | |         last_command_expire,
[INFO] [stdout] 87 | |     };
[INFO] [stdout]    | |______- unnecessary `let` binding
[INFO] [stdout] 88 |       env_config
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stdout]    = note: `#[warn(clippy::let_and_return)]` on by default
[INFO] [stdout] help: return the expression directly
[INFO] [stdout]    |
[INFO] [stdout] 79 ~     
[INFO] [stdout] 80 ~     EnvConfig {
[INFO] [stdout] 81 +         instance_name,
[INFO] [stdout] 82 +         redis_hostname,
[INFO] [stdout] 83 +         redis_port,
[INFO] [stdout] 84 +         redis_pop_timeout,
[INFO] [stdout] 85 +         retry_sleep,
[INFO] [stdout] 86 +         retry_limit,
[INFO] [stdout] 87 +         last_command_expire,
[INFO] [stdout] 88 +     }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/output.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | /         return match self {
[INFO] [stdout] 16 | |             LogLevel::Error => 3,
[INFO] [stdout] 17 | |             LogLevel::Warning => 2,
[INFO] [stdout] 18 | |             LogLevel::Info => 1,
[INFO] [stdout] 19 | |             LogLevel::Debug => 0,
[INFO] [stdout] 20 | |         };
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout]    = note: `#[warn(clippy::needless_return)]` on by default
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 15 ~         match self {
[INFO] [stdout] 16 +             LogLevel::Error => 3,
[INFO] [stdout] 17 +             LogLevel::Warning => 2,
[INFO] [stdout] 18 +             LogLevel::Info => 1,
[INFO] [stdout] 19 +             LogLevel::Debug => 0,
[INFO] [stdout] 20 ~         }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: needlessly taken reference of both operands
[INFO] [stdout]   --> src/output.rs:85:12
[INFO] [stdout]    |
[INFO] [stdout] 85 |         if &self.log_level.to_number() > &message_level.to_number() {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stdout]    = note: `#[warn(clippy::op_ref)]` on by default
[INFO] [stdout] help: use the values directly
[INFO] [stdout]    |
[INFO] [stdout] 85 -         if &self.log_level.to_number() > &message_level.to_number() {
[INFO] [stdout] 85 +         if self.log_level.to_number() > message_level.to_number() {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the loop variable `i` is only used to index `process_configs`
[INFO] [stdout]   --> src/worker.rs:41:18
[INFO] [stdout]    |
[INFO] [stdout] 41 |         for i in 0..process_configs.len() {
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stdout] help: consider using an iterator
[INFO] [stdout]    |
[INFO] [stdout] 41 -         for i in 0..process_configs.len() {
[INFO] [stdout] 41 +         for <item> in &process_configs {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> src/worker.rs:85:8
[INFO] [stdout]    |
[INFO] [stdout] 85 |     if !pulled_value.is_ok() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^ help: try: `pulled_value.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 expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]   --> src/worker.rs:75:30
[INFO] [stdout]    |
[INFO] [stdout] 75 |         match get_connection(&thread_number, &logger, &env_config) {
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^ help: change this to: `thread_number`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout]    = note: `#[warn(clippy::needless_borrow)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]   --> src/worker.rs:75:46
[INFO] [stdout]    |
[INFO] [stdout] 75 |         match get_connection(&thread_number, &logger, &env_config) {
[INFO] [stdout]    |                                              ^^^^^^^ help: change this to: `logger`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]   --> src/worker.rs:75:55
[INFO] [stdout]    |
[INFO] [stdout] 75 |         match get_connection(&thread_number, &logger, &env_config) {
[INFO] [stdout]    |                                                       ^^^^^^^^^^^ help: change this to: `env_config`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]   --> src/worker.rs:82:9
[INFO] [stdout]    |
[INFO] [stdout] 82 |         &env_config,
[INFO] [stdout]    |         ^^^^^^^^^^^ help: change this to: `env_config`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]   --> src/worker.rs:98:9
[INFO] [stdout]    |
[INFO] [stdout] 98 |         &logger,
[INFO] [stdout]    |         ^^^^^^^ help: change this to: `logger`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/worker.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout] 100 |         &thread_number,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^ help: change this to: `thread_number`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/worker.rs:101:9
[INFO] [stdout]     |
[INFO] [stdout] 101 |         &env_config,
[INFO] [stdout]     |         ^^^^^^^^^^^ help: change this to: `env_config`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/worker.rs:106:9
[INFO] [stdout]     |
[INFO] [stdout] 106 |         &thread_number,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^ help: change this to: `thread_number`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/worker.rs:107:9
[INFO] [stdout]     |
[INFO] [stdout] 107 |         &logger,
[INFO] [stdout]     |         ^^^^^^^ help: change this to: `logger`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/worker.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 108 |         &env_config,
[INFO] [stdout]     |         ^^^^^^^^^^^ help: change this to: `env_config`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/worker.rs:109:9
[INFO] [stdout]     |
[INFO] [stdout] 109 |         &process_config,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^ help: change this to: `process_config`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/worker.rs:115:13
[INFO] [stdout]     |
[INFO] [stdout] 115 |             &logger,
[INFO] [stdout]     |             ^^^^^^^ help: change this to: `logger`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/worker.rs:161:23
[INFO] [stdout]     |
[INFO] [stdout] 161 |         if check_stop(&thread_number, &logger) {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^ help: change this to: `thread_number`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/worker.rs:161:39
[INFO] [stdout]     |
[INFO] [stdout] 161 |         if check_stop(&thread_number, &logger) {
[INFO] [stdout]     |                                       ^^^^^^^ help: change this to: `logger`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/worker.rs:198:23
[INFO] [stdout]     |
[INFO] [stdout] 198 |         if check_stop(&thread_number, &logger) {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^ help: change this to: `thread_number`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/worker.rs:198:39
[INFO] [stdout]     |
[INFO] [stdout] 198 |         if check_stop(&thread_number, &logger) {
[INFO] [stdout]     |                                       ^^^^^^^ help: change this to: `logger`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `format!`
[INFO] [stdout]   --> src/main.rs:58:21
[INFO] [stdout]    |
[INFO] [stdout] 58 |         logger.info(format!("All threads finished"));
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `.to_string()`: `"All threads finished".to_string()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the loop variable `i` is only used to index `other_queues`
[INFO] [stdout]   --> src/main.rs:70:14
[INFO] [stdout]    |
[INFO] [stdout] 70 |     for i in 0..other_queues.len() {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stdout] help: consider using an iterator
[INFO] [stdout]    |
[INFO] [stdout] 70 -     for i in 0..other_queues.len() {
[INFO] [stdout] 70 +     for <item> in &other_queues {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]   --> src/main.rs:80:33
[INFO] [stdout]    |
[INFO] [stdout] 80 | fn get_remaining_queues(queues: &Vec<QueueConfig>, exclude: &QueueConfig) -> Vec<QueueConfig> {
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stdout]    = note: `#[warn(clippy::ptr_arg)]` on by default
[INFO] [stdout] help: change this to
[INFO] [stdout]    |
[INFO] [stdout] 80 - fn get_remaining_queues(queues: &Vec<QueueConfig>, exclude: &QueueConfig) -> Vec<QueueConfig> {
[INFO] [stdout] 80 + fn get_remaining_queues(queues: &[QueueConfig], exclude: &QueueConfig) -> Vec<QueueConfig> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the loop variable `k` is only used to index `queues`
[INFO] [stdout]   --> src/main.rs:83:14
[INFO] [stdout]    |
[INFO] [stdout] 83 |     for k in 0..queues.len() {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stdout] help: consider using an iterator
[INFO] [stdout]    |
[INFO] [stdout] 83 -     for k in 0..queues.len() {
[INFO] [stdout] 83 +     for <item> in &queues {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `format!`
[INFO] [stdout]   --> src/args.rs:25:22
[INFO] [stdout]    |
[INFO] [stdout] 25 |         logger.error(format!("{}", "No queue names specified, see --help"));
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `.to_string()`: `"No queue names specified, see --help".to_string()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stdout]    = note: `#[warn(clippy::useless_format)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the loop variable `i` is only used to index `args`
[INFO] [stdout]   --> src/args.rs:29:14
[INFO] [stdout]    |
[INFO] [stdout] 29 |     for i in 1..args.len() {
[INFO] [stdout]    |              ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stdout]    = note: `#[warn(clippy::needless_range_loop)]` on by default
[INFO] [stdout] help: consider using an iterator
[INFO] [stdout]    |
[INFO] [stdout] 29 -     for i in 1..args.len() {
[INFO] [stdout] 29 +     for <item> in args.iter().skip(1) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: returning the result of a `let` binding from a block
[INFO] [stdout]   --> src/args.rs:88:5
[INFO] [stdout]    |
[INFO] [stdout] 79 | /     let env_config = EnvConfig {
[INFO] [stdout] 80 | |         instance_name,
[INFO] [stdout] 81 | |         redis_hostname,
[INFO] [stdout] 82 | |         redis_port,
[INFO] [stdout] ...  |
[INFO] [stdout] 86 | |         last_command_expire,
[INFO] [stdout] 87 | |     };
[INFO] [stdout]    | |______- unnecessary `let` binding
[INFO] [stdout] 88 |       env_config
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stdout]    = note: `#[warn(clippy::let_and_return)]` on by default
[INFO] [stdout] help: return the expression directly
[INFO] [stdout]    |
[INFO] [stdout] 79 ~     
[INFO] [stdout] 80 ~     EnvConfig {
[INFO] [stdout] 81 +         instance_name,
[INFO] [stdout] 82 +         redis_hostname,
[INFO] [stdout] 83 +         redis_port,
[INFO] [stdout] 84 +         redis_pop_timeout,
[INFO] [stdout] 85 +         retry_sleep,
[INFO] [stdout] 86 +         retry_limit,
[INFO] [stdout] 87 +         last_command_expire,
[INFO] [stdout] 88 +     }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/output.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | /         return match self {
[INFO] [stdout] 16 | |             LogLevel::Error => 3,
[INFO] [stdout] 17 | |             LogLevel::Warning => 2,
[INFO] [stdout] 18 | |             LogLevel::Info => 1,
[INFO] [stdout] 19 | |             LogLevel::Debug => 0,
[INFO] [stdout] 20 | |         };
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout]    = note: `#[warn(clippy::needless_return)]` on by default
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 15 ~         match self {
[INFO] [stdout] 16 +             LogLevel::Error => 3,
[INFO] [stdout] 17 +             LogLevel::Warning => 2,
[INFO] [stdout] 18 +             LogLevel::Info => 1,
[INFO] [stdout] 19 +             LogLevel::Debug => 0,
[INFO] [stdout] 20 ~         }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: needlessly taken reference of both operands
[INFO] [stdout]   --> src/output.rs:85:12
[INFO] [stdout]    |
[INFO] [stdout] 85 |         if &self.log_level.to_number() > &message_level.to_number() {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stdout]    = note: `#[warn(clippy::op_ref)]` on by default
[INFO] [stdout] help: use the values directly
[INFO] [stdout]    |
[INFO] [stdout] 85 -         if &self.log_level.to_number() > &message_level.to_number() {
[INFO] [stdout] 85 +         if self.log_level.to_number() > message_level.to_number() {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the loop variable `i` is only used to index `process_configs`
[INFO] [stdout]   --> src/worker.rs:41:18
[INFO] [stdout]    |
[INFO] [stdout] 41 |         for i in 0..process_configs.len() {
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stdout] help: consider using an iterator
[INFO] [stdout]    |
[INFO] [stdout] 41 -         for i in 0..process_configs.len() {
[INFO] [stdout] 41 +         for <item> in &process_configs {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> src/worker.rs:85:8
[INFO] [stdout]    |
[INFO] [stdout] 85 |     if !pulled_value.is_ok() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^ help: try: `pulled_value.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 expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]   --> src/worker.rs:75:30
[INFO] [stdout]    |
[INFO] [stdout] 75 |         match get_connection(&thread_number, &logger, &env_config) {
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^ help: change this to: `thread_number`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout]    = note: `#[warn(clippy::needless_borrow)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]   --> src/worker.rs:75:46
[INFO] [stdout]    |
[INFO] [stdout] 75 |         match get_connection(&thread_number, &logger, &env_config) {
[INFO] [stdout]    |                                              ^^^^^^^ help: change this to: `logger`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]   --> src/worker.rs:75:55
[INFO] [stdout]    |
[INFO] [stdout] 75 |         match get_connection(&thread_number, &logger, &env_config) {
[INFO] [stdout]    |                                                       ^^^^^^^^^^^ help: change this to: `env_config`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]   --> src/worker.rs:82:9
[INFO] [stdout]    |
[INFO] [stdout] 82 |         &env_config,
[INFO] [stdout]    |         ^^^^^^^^^^^ help: change this to: `env_config`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]   --> src/worker.rs:98:9
[INFO] [stdout]    |
[INFO] [stdout] 98 |         &logger,
[INFO] [stdout]    |         ^^^^^^^ help: change this to: `logger`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/worker.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout] 100 |         &thread_number,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^ help: change this to: `thread_number`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/worker.rs:101:9
[INFO] [stdout]     |
[INFO] [stdout] 101 |         &env_config,
[INFO] [stdout]     |         ^^^^^^^^^^^ help: change this to: `env_config`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/worker.rs:106:9
[INFO] [stdout]     |
[INFO] [stdout] 106 |         &thread_number,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^ help: change this to: `thread_number`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/worker.rs:107:9
[INFO] [stdout]     |
[INFO] [stdout] 107 |         &logger,
[INFO] [stdout]     |         ^^^^^^^ help: change this to: `logger`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/worker.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 108 |         &env_config,
[INFO] [stdout]     |         ^^^^^^^^^^^ help: change this to: `env_config`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/worker.rs:109:9
[INFO] [stdout]     |
[INFO] [stdout] 109 |         &process_config,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^ help: change this to: `process_config`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/worker.rs:115:13
[INFO] [stdout]     |
[INFO] [stdout] 115 |             &logger,
[INFO] [stdout]     |             ^^^^^^^ help: change this to: `logger`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/worker.rs:161:23
[INFO] [stdout]     |
[INFO] [stdout] 161 |         if check_stop(&thread_number, &logger) {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^ help: change this to: `thread_number`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/worker.rs:161:39
[INFO] [stdout]     |
[INFO] [stdout] 161 |         if check_stop(&thread_number, &logger) {
[INFO] [stdout]     |                                       ^^^^^^^ help: change this to: `logger`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/worker.rs:198:23
[INFO] [stdout]     |
[INFO] [stdout] 198 |         if check_stop(&thread_number, &logger) {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^ help: change this to: `thread_number`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/worker.rs:198:39
[INFO] [stdout]     |
[INFO] [stdout] 198 |         if check_stop(&thread_number, &logger) {
[INFO] [stdout]     |                                       ^^^^^^^ help: change this to: `logger`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `format!`
[INFO] [stdout]   --> src/main.rs:58:21
[INFO] [stdout]    |
[INFO] [stdout] 58 |         logger.info(format!("All threads finished"));
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `.to_string()`: `"All threads finished".to_string()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the loop variable `i` is only used to index `other_queues`
[INFO] [stdout]   --> src/main.rs:70:14
[INFO] [stdout]    |
[INFO] [stdout] 70 |     for i in 0..other_queues.len() {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stdout] help: consider using an iterator
[INFO] [stdout]    |
[INFO] [stdout] 70 -     for i in 0..other_queues.len() {
[INFO] [stdout] 70 +     for <item> in &other_queues {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]   --> src/main.rs:80:33
[INFO] [stdout]    |
[INFO] [stdout] 80 | fn get_remaining_queues(queues: &Vec<QueueConfig>, exclude: &QueueConfig) -> Vec<QueueConfig> {
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stdout]    = note: `#[warn(clippy::ptr_arg)]` on by default
[INFO] [stdout] help: change this to
[INFO] [stdout]    |
[INFO] [stdout] 80 - fn get_remaining_queues(queues: &Vec<QueueConfig>, exclude: &QueueConfig) -> Vec<QueueConfig> {
[INFO] [stdout] 80 + fn get_remaining_queues(queues: &[QueueConfig], exclude: &QueueConfig) -> Vec<QueueConfig> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the loop variable `k` is only used to index `queues`
[INFO] [stdout]   --> src/main.rs:83:14
[INFO] [stdout]    |
[INFO] [stdout] 83 |     for k in 0..queues.len() {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stdout] help: consider using an iterator
[INFO] [stdout]    |
[INFO] [stdout] 83 -     for k in 0..queues.len() {
[INFO] [stdout] 83 +     for <item> in &queues {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 34.04s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bitflags v0.4.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "9efb51007d97bd82362254a20209b5c6fb8b0315cd6d8c04bb7487cf3a0d5444", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9efb51007d97bd82362254a20209b5c6fb8b0315cd6d8c04bb7487cf3a0d5444", kill_on_drop: false }`
[INFO] [stdout] 9efb51007d97bd82362254a20209b5c6fb8b0315cd6d8c04bb7487cf3a0d5444