[INFO] cloning repository https://github.com/codefalcon95/wc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/codefalcon95/wc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcodefalcon95%2Fwc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcodefalcon95%2Fwc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d1f0f4f4cdc84f10a25cce7c24ecb24a91bdb632
[INFO] linting codefalcon95/wc against nightly for clippy-nonminimal_bool-denied
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcodefalcon95%2Fwc" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/codefalcon95/wc
[INFO] finished tweaking git repo https://github.com/codefalcon95/wc
[INFO] tweaked toml for git repo https://github.com/codefalcon95/wc written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/codefalcon95/wc 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/codefalcon95/wc 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 63f68528ee66f7797208b7cc3d56c8308dcbe2f166e93a646dc7fff93e467271
[INFO] running `Command { std: "docker" "start" "-a" "63f68528ee66f7797208b7cc3d56c8308dcbe2f166e93a646dc7fff93e467271", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "63f68528ee66f7797208b7cc3d56c8308dcbe2f166e93a646dc7fff93e467271", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63f68528ee66f7797208b7cc3d56c8308dcbe2f166e93a646dc7fff93e467271", kill_on_drop: false }`
[INFO] [stdout] 63f68528ee66f7797208b7cc3d56c8308dcbe2f166e93a646dc7fff93e467271
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 686021d92fedaa3a81701504f1b2c5f0acd85bcfc021c434740bb04f9c1a5602
[INFO] running `Command { std: "docker" "start" "-a" "686021d92fedaa3a81701504f1b2c5f0acd85bcfc021c434740bb04f9c1a5602", kill_on_drop: false }`
[INFO] [stderr]     Checking wc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: module has the same name as its containing module
[INFO] [stdout]   --> src/wc.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout]  1 | / pub mod wc {
[INFO] [stdout]  2 | |     use std::fs;
[INFO] [stdout]  3 | |     use std::io::prelude::*;
[INFO] [stdout]  4 | |     use std::io::BufReader;
[INFO] [stdout] ...  |
[INFO] [stdout] 87 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#module_inception
[INFO] [stdout]    = note: `#[warn(clippy::module_inception)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: returning the result of a `let` binding from a block
[INFO] [stdout]   --> src/wc.rs:69:9
[INFO] [stdout]    |
[INFO] [stdout] 68 |         let total_lines = reader.lines().count();
[INFO] [stdout]    |         ----------------------------------------- unnecessary `let` binding
[INFO] [stdout] 69 |         total_lines
[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] 68 ~         
[INFO] [stdout] 69 ~         reader.lines().count()
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> src/main.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 |     if !fs::metadata(file_path).is_ok() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `fs::metadata(file_path).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: module has the same name as its containing module
[INFO] [stdout]   --> src/wc.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout]  1 | / pub mod wc {
[INFO] [stdout]  2 | |     use std::fs;
[INFO] [stdout]  3 | |     use std::io::prelude::*;
[INFO] [stdout]  4 | |     use std::io::BufReader;
[INFO] [stdout] ...  |
[INFO] [stdout] 87 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#module_inception
[INFO] [stdout]    = note: `#[warn(clippy::module_inception)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: returning the result of a `let` binding from a block
[INFO] [stdout]   --> src/wc.rs:69:9
[INFO] [stdout]    |
[INFO] [stdout] 68 |         let total_lines = reader.lines().count();
[INFO] [stdout]    |         ----------------------------------------- unnecessary `let` binding
[INFO] [stdout] 69 |         total_lines
[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] 68 ~         
[INFO] [stdout] 69 ~         reader.lines().count()
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> src/main.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 |     if !fs::metadata(file_path).is_ok() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `fs::metadata(file_path).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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "686021d92fedaa3a81701504f1b2c5f0acd85bcfc021c434740bb04f9c1a5602", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "686021d92fedaa3a81701504f1b2c5f0acd85bcfc021c434740bb04f9c1a5602", kill_on_drop: false }`
[INFO] [stdout] 686021d92fedaa3a81701504f1b2c5f0acd85bcfc021c434740bb04f9c1a5602