[INFO] updating cached repository zeljic/sxmldiff
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/zeljic/sxmldiff
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/zeljic/sxmldiff" "work/ex/clippy-test-run/sources/stable/gh/zeljic/sxmldiff"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/zeljic/sxmldiff'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/zeljic/sxmldiff" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/zeljic/sxmldiff"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/zeljic/sxmldiff'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2d08115a300a1687a0ec2eab1391d98bd951cfc8
[INFO] sha for GitHub repo zeljic/sxmldiff: 2d08115a300a1687a0ec2eab1391d98bd951cfc8
[INFO] validating manifest of zeljic/sxmldiff 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 zeljic/sxmldiff 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 zeljic/sxmldiff
[INFO] finished frobbing zeljic/sxmldiff
[INFO] frobbed toml for zeljic/sxmldiff written to work/ex/clippy-test-run/sources/stable/gh/zeljic/sxmldiff/Cargo.toml
[INFO] started frobbing zeljic/sxmldiff
[INFO] finished frobbing zeljic/sxmldiff
[INFO] frobbed toml for zeljic/sxmldiff written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/zeljic/sxmldiff/Cargo.toml
[INFO] crate zeljic/sxmldiff 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 zeljic/sxmldiff against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-4/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/zeljic/sxmldiff:/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] 7c7a4afbd086c21529058773ae8afede99ace89e3e066aaa343ad35ecf9fc4d5
[INFO] running `"docker" "start" "-a" "7c7a4afbd086c21529058773ae8afede99ace89e3e066aaa343ad35ecf9fc4d5"`
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking xml-rs v0.7.0
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking colored v1.6.1
[INFO] [stderr]     Checking xmltree v0.8.0
[INFO] [stderr]     Checking sxmldiff v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/main.rs:74:29
[INFO] [stderr]    |
[INFO] [stderr] 74 |     fn print(&self, indent: &usize) -> String {
[INFO] [stderr]    |                             ^^^^^^ help: consider passing by value instead: `usize`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::trivially_copy_pass_by_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/main.rs:95:33
[INFO] [stderr]    |
[INFO] [stderr] 95 |     fn print_end(&self, indent: &usize) -> Option<String> {
[INFO] [stderr]    |                                 ^^^^^^ help: consider passing by value instead: `usize`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/main.rs:107:34
[INFO] [stderr]     |
[INFO] [stderr] 107 |     fn print_diff(&self, indent: &usize) -> String {
[INFO] [stderr]     |                                  ^^^^^^ help: consider passing by value instead: `usize`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/main.rs:74:29
[INFO] [stderr]    |
[INFO] [stderr] 74 |     fn print(&self, indent: &usize) -> String {
[INFO] [stderr]    |                             ^^^^^^ help: consider passing by value instead: `usize`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::trivially_copy_pass_by_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/main.rs:95:33
[INFO] [stderr]    |
[INFO] [stderr] 95 |     fn print_end(&self, indent: &usize) -> Option<String> {
[INFO] [stderr]    |                                 ^^^^^^ help: consider passing by value instead: `usize`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/main.rs:107:34
[INFO] [stderr]     |
[INFO] [stderr] 107 |     fn print_diff(&self, indent: &usize) -> String {
[INFO] [stderr]     |                                  ^^^^^^ help: consider passing by value instead: `usize`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.86s
[INFO] running `"docker" "inspect" "7c7a4afbd086c21529058773ae8afede99ace89e3e066aaa343ad35ecf9fc4d5"`
[INFO] running `"docker" "rm" "-f" "7c7a4afbd086c21529058773ae8afede99ace89e3e066aaa343ad35ecf9fc4d5"`
[INFO] [stdout] 7c7a4afbd086c21529058773ae8afede99ace89e3e066aaa343ad35ecf9fc4d5