[INFO] updating cached repository privnet/host
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/privnet/host
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/privnet/host" "work/ex/clippy-test-run/sources/stable/gh/privnet/host"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/privnet/host'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/privnet/host" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/privnet/host"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/privnet/host'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 20751a10c953251f1b0c5ec4edf46bf5491e62bf
[INFO] sha for GitHub repo privnet/host: 20751a10c953251f1b0c5ec4edf46bf5491e62bf
[INFO] validating manifest of privnet/host on toolchain stable
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of privnet/host on toolchain stable+rustflags=-Dclippy::into_iter_on_array
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing privnet/host
[INFO] finished frobbing privnet/host
[INFO] frobbed toml for privnet/host written to work/ex/clippy-test-run/sources/stable/gh/privnet/host/Cargo.toml
[INFO] started frobbing privnet/host
[INFO] finished frobbing privnet/host
[INFO] frobbed toml for privnet/host written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/privnet/host/Cargo.toml
[INFO] crate privnet/host has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] linting privnet/host against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-7/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/privnet/host:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+stable" "clippy" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 748cd4ecb87c3d1e27687d06ea2e97e09dfc65f31285d02b4714e9bcc3a604ad
[INFO] running `"docker" "start" "-a" "748cd4ecb87c3d1e27687d06ea2e97e09dfc65f31285d02b4714e9bcc3a604ad"`
[INFO] [stderr]     Checking host v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/lexer.rs:179:16
[INFO] [stderr]     |
[INFO] [stderr] 179 |             if s.len() == 0 {
[INFO] [stderr]     |                ^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `s.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/lexer.rs:195:12
[INFO] [stderr]     |
[INFO] [stderr] 195 |         if s.len() == 0 {
[INFO] [stderr]     |            ^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `s.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: methods called `is_*` usually take self by reference or no self; consider choosing a less ambiguous name
[INFO] [stderr]    --> src/lexer.rs:206:22
[INFO] [stderr]     |
[INFO] [stderr] 206 |     fn is_identifier(&mut self) -> bool {
[INFO] [stderr]     |                      ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::wrong_self_convention)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#wrong_self_convention
[INFO] [stderr] 
[INFO] [stderr] warning: methods called `is_*` usually take self by reference or no self; consider choosing a less ambiguous name
[INFO] [stderr]    --> src/lexer.rs:221:18
[INFO] [stderr]     |
[INFO] [stderr] 221 |     fn is_number(&mut self) -> bool {
[INFO] [stderr]     |                  ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#wrong_self_convention
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/lexer.rs:179:16
[INFO] [stderr]     |
[INFO] [stderr] 179 |             if s.len() == 0 {
[INFO] [stderr]     |                ^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `s.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/lexer.rs:195:12
[INFO] [stderr]     |
[INFO] [stderr] 195 |         if s.len() == 0 {
[INFO] [stderr]     |            ^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `s.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: methods called `is_*` usually take self by reference or no self; consider choosing a less ambiguous name
[INFO] [stderr]    --> src/lexer.rs:206:22
[INFO] [stderr]     |
[INFO] [stderr] 206 |     fn is_identifier(&mut self) -> bool {
[INFO] [stderr]     |                      ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::wrong_self_convention)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#wrong_self_convention
[INFO] [stderr] 
[INFO] [stderr] warning: methods called `is_*` usually take self by reference or no self; consider choosing a less ambiguous name
[INFO] [stderr]    --> src/lexer.rs:221:18
[INFO] [stderr]     |
[INFO] [stderr] 221 |     fn is_number(&mut self) -> bool {
[INFO] [stderr]     |                  ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#wrong_self_convention
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `"docker" "inspect" "748cd4ecb87c3d1e27687d06ea2e97e09dfc65f31285d02b4714e9bcc3a604ad"`
[INFO] running `"docker" "rm" "-f" "748cd4ecb87c3d1e27687d06ea2e97e09dfc65f31285d02b4714e9bcc3a604ad"`
[INFO] [stdout] 748cd4ecb87c3d1e27687d06ea2e97e09dfc65f31285d02b4714e9bcc3a604ad