[INFO] cloning repository https://github.com/ehsan-shahbakhsh/rust-password-generator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ehsan-shahbakhsh/rust-password-generator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fehsan-shahbakhsh%2Frust-password-generator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fehsan-shahbakhsh%2Frust-password-generator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 14bdb01d0b007abf8502c73476a3d1986c50a725
[INFO] linting ehsan-shahbakhsh/rust-password-generator against nightly for clippy-nonminimal_bool-denied
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fehsan-shahbakhsh%2Frust-password-generator" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ehsan-shahbakhsh/rust-password-generator
[INFO] finished tweaking git repo https://github.com/ehsan-shahbakhsh/rust-password-generator
[INFO] tweaked toml for git repo https://github.com/ehsan-shahbakhsh/rust-password-generator written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ehsan-shahbakhsh/rust-password-generator 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/ehsan-shahbakhsh/rust-password-generator 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-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 1353f35e4746caf94bca7ae4c9725febc7e6a24f2f91a3cd1cf02019e0e2fab6
[INFO] running `Command { std: "docker" "start" "-a" "1353f35e4746caf94bca7ae4c9725febc7e6a24f2f91a3cd1cf02019e0e2fab6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1353f35e4746caf94bca7ae4c9725febc7e6a24f2f91a3cd1cf02019e0e2fab6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1353f35e4746caf94bca7ae4c9725febc7e6a24f2f91a3cd1cf02019e0e2fab6", kill_on_drop: false }`
[INFO] [stdout] 1353f35e4746caf94bca7ae4c9725febc7e6a24f2f91a3cd1cf02019e0e2fab6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] e11be873ed7b1c233e968540e26a7c6817d3c0ddff15f05ba34c404760319910
[INFO] running `Command { std: "docker" "start" "-a" "e11be873ed7b1c233e968540e26a7c6817d3c0ddff15f05ba34c404760319910", kill_on_drop: false }`
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking password_generator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> src/main.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |         if !my_number.is_ok() {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^ help: try: `my_number.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:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |         if !my_number.is_ok() {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^ help: try: `my_number.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: unneeded `return` statement
[INFO] [stdout]   --> src/main.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     return random_chars;
[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] 33 -     return random_chars;
[INFO] [stdout] 33 +     random_chars
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/main.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     return random_chars;
[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] 33 -     return random_chars;
[INFO] [stdout] 33 +     random_chars
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "e11be873ed7b1c233e968540e26a7c6817d3c0ddff15f05ba34c404760319910", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e11be873ed7b1c233e968540e26a7c6817d3c0ddff15f05ba34c404760319910", kill_on_drop: false }`
[INFO] [stdout] e11be873ed7b1c233e968540e26a7c6817d3c0ddff15f05ba34c404760319910