[INFO] fetching crate minigrep_vandaeldev 0.1.0...
[INFO] linting minigrep_vandaeldev-0.1.0 against nightly for clippy-nonminimal_bool-denied
[INFO] extracting crate minigrep_vandaeldev 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate minigrep_vandaeldev 0.1.0
[INFO] finished tweaking crates.io crate minigrep_vandaeldev 0.1.0
[INFO] tweaked toml for crates.io crate minigrep_vandaeldev 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate minigrep_vandaeldev 0.1.0 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 crates.io crate minigrep_vandaeldev 0.1.0 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" "+nightly" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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] 108671e3c442e956bcdd5df2a174d0ae27582d4722ab24982b94dd75399def8f
[INFO] running `Command { std: "docker" "start" "-a" "108671e3c442e956bcdd5df2a174d0ae27582d4722ab24982b94dd75399def8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "108671e3c442e956bcdd5df2a174d0ae27582d4722ab24982b94dd75399def8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "108671e3c442e956bcdd5df2a174d0ae27582d4722ab24982b94dd75399def8f", kill_on_drop: false }`
[INFO] [stdout] 108671e3c442e956bcdd5df2a174d0ae27582d4722ab24982b94dd75399def8f
[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] b8b58799aed804c35f86b6317e89dcd0177f9d297b3865704ebf816b45143d01
[INFO] running `Command { std: "docker" "start" "-a" "b8b58799aed804c35f86b6317e89dcd0177f9d297b3865704ebf816b45143d01", kill_on_drop: false }`
[INFO] [stderr]     Checking minigrep_vandaeldev v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> src/lib.rs:47:21
[INFO] [stdout]    |
[INFO] [stdout] 47 |     let has_c_env = !env::var("CASE_INSENSITIVE").is_err();
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `env::var("CASE_INSENSITIVE").is_ok()`
[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/lib.rs:47:21
[INFO] [stdout]    |
[INFO] [stdout] 47 |     let has_c_env = !env::var("CASE_INSENSITIVE").is_err();
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `env::var("CASE_INSENSITIVE").is_ok()`
[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: used `assert_eq!` with a literal bool
[INFO] [stdout]    --> src/lib.rs:112:5
[INFO] [stdout]     |
[INFO] [stdout] 112 |     assert_eq!(config.query.is_empty(), false);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_assert_comparison
[INFO] [stdout]     = note: `#[warn(clippy::bool_assert_comparison)]` on by default
[INFO] [stdout] help: replace it with `assert!(..)`
[INFO] [stdout]     |
[INFO] [stdout] 112 -     assert_eq!(config.query.is_empty(), false);
[INFO] [stdout] 112 +     assert!(!config.query.is_empty());
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: used `assert_eq!` with a literal bool
[INFO] [stdout]    --> src/lib.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 |     assert_eq!(config.filename.is_empty(), false);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_assert_comparison
[INFO] [stdout] help: replace it with `assert!(..)`
[INFO] [stdout]     |
[INFO] [stdout] 113 -     assert_eq!(config.filename.is_empty(), false);
[INFO] [stdout] 113 +     assert!(!config.filename.is_empty());
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this let-binding has unit value
[INFO] [stdout]    --> src/lib.rs:127:5
[INFO] [stdout]     |
[INFO] [stdout] 127 |     let result = run(config).unwrap();
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_unit_value
[INFO] [stdout]     = note: `#[warn(clippy::let_unit_value)]` on by default
[INFO] [stdout] help: omit the `let` binding and replace variable usages with `()`
[INFO] [stdout]     |
[INFO] [stdout] 127 ~     run(config).unwrap();
[INFO] [stdout] 128 ~     assert_eq!((), ());
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "b8b58799aed804c35f86b6317e89dcd0177f9d297b3865704ebf816b45143d01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8b58799aed804c35f86b6317e89dcd0177f9d297b3865704ebf816b45143d01", kill_on_drop: false }`
[INFO] [stdout] b8b58799aed804c35f86b6317e89dcd0177f9d297b3865704ebf816b45143d01