[INFO] fetching crate practicegrep 0.1.0...
[INFO] linting practicegrep-0.1.0 against nightly for clippy-nonminimal_bool-denied
[INFO] extracting crate practicegrep 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate practicegrep 0.1.0
[INFO] finished tweaking crates.io crate practicegrep 0.1.0
[INFO] tweaked toml for crates.io crate practicegrep 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate practicegrep 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 practicegrep 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-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] f2253c3b295c3062a32898e6c0b0da2ffd4f15644c0daaa0427ccbd4f9f3ee64
[INFO] running `Command { std: "docker" "start" "-a" "f2253c3b295c3062a32898e6c0b0da2ffd4f15644c0daaa0427ccbd4f9f3ee64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2253c3b295c3062a32898e6c0b0da2ffd4f15644c0daaa0427ccbd4f9f3ee64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2253c3b295c3062a32898e6c0b0da2ffd4f15644c0daaa0427ccbd4f9f3ee64", kill_on_drop: false }`
[INFO] [stdout] f2253c3b295c3062a32898e6c0b0da2ffd4f15644c0daaa0427ccbd4f9f3ee64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] c3da1e3fcde2841da5645d9eee9b67afdc0072c31291790b4076f27249eebc4c
[INFO] running `Command { std: "docker" "start" "-a" "c3da1e3fcde2841da5645d9eee9b67afdc0072c31291790b4076f27249eebc4c", kill_on_drop: false }`
[INFO] [stderr]     Checking practicegrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> src/lib.rs:83:17
[INFO] [stdout]    |
[INFO] [stdout] 83 |         assert!(!Config::new(args_iter).is_err());
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `Config::new(args_iter).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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "c3da1e3fcde2841da5645d9eee9b67afdc0072c31291790b4076f27249eebc4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3da1e3fcde2841da5645d9eee9b67afdc0072c31291790b4076f27249eebc4c", kill_on_drop: false }`
[INFO] [stdout] c3da1e3fcde2841da5645d9eee9b67afdc0072c31291790b4076f27249eebc4c