[INFO] updating cached repository C-Saunders/days_between
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/C-Saunders/days_between
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/C-Saunders/days_between" "work/ex/clippy-test-run/sources/stable/gh/C-Saunders/days_between"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/C-Saunders/days_between'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/C-Saunders/days_between" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/C-Saunders/days_between"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/C-Saunders/days_between'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] bbf5027b592fda1a07056190b13f58a3f9ab0a1d
[INFO] sha for GitHub repo C-Saunders/days_between: bbf5027b592fda1a07056190b13f58a3f9ab0a1d
[INFO] validating manifest of C-Saunders/days_between 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 C-Saunders/days_between 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 C-Saunders/days_between
[INFO] finished frobbing C-Saunders/days_between
[INFO] frobbed toml for C-Saunders/days_between written to work/ex/clippy-test-run/sources/stable/gh/C-Saunders/days_between/Cargo.toml
[INFO] started frobbing C-Saunders/days_between
[INFO] finished frobbing C-Saunders/days_between
[INFO] frobbed toml for C-Saunders/days_between written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/C-Saunders/days_between/Cargo.toml
[INFO] crate C-Saunders/days_between 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 C-Saunders/days_between against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-3/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/C-Saunders/days_between:/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] 01413178c7031e9005eb17abbbff26a7163da045a2594920e84708f9d2467b93
[INFO] running `"docker" "start" "-a" "01413178c7031e9005eb17abbbff26a7163da045a2594920e84708f9d2467b93"`
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling serde_json v1.0.9
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking atty v0.2.6
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]     Checking backtrace v0.3.5
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]     Checking clap v2.29.2
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking regex v0.2.5
[INFO] [stderr]    Compiling tempdir v0.3.6
[INFO] [stderr]    Compiling cargo_metadata v0.3.3
[INFO] [stderr]    Compiling skeptic v0.13.2
[INFO] [stderr]     Checking days_between v0.6.0 (/opt/crater/workdir)
[INFO] [stderr] warning: this `else { if .. }` block can be collapsed
[INFO] [stderr]   --> src/calculate.rs:78:12
[INFO] [stderr]    |
[INFO] [stderr] 78 |       } else {
[INFO] [stderr]    |  ____________^
[INFO] [stderr] 79 | |         if inputs.end.is_some() {
[INFO] [stderr] 80 | |             println!("{}", range.difference())
[INFO] [stderr] 81 | |         } else {
[INFO] [stderr] 82 | |             println!("{}", range.end.format(output_format));
[INFO] [stderr] 83 | |         }
[INFO] [stderr] 84 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::collapsible_if)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]    |
[INFO] [stderr] 78 |     } else if inputs.end.is_some() {
[INFO] [stderr] 79 |     println!("{}", range.difference())
[INFO] [stderr] 80 | } else {
[INFO] [stderr] 81 |     println!("{}", range.end.format(output_format));
[INFO] [stderr] 82 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/inputs/date_string_parser.rs:21:48
[INFO] [stderr]    |
[INFO] [stderr] 21 |                 format_type: if input.contains("-") {
[INFO] [stderr]    |                                                ^^^ help: try using a char instead: `'-'`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::single_char_pattern)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: this boolean expression can be simplified
[INFO] [stderr]   --> src/inputs/mod.rs:68:16
[INFO] [stderr]    |
[INFO] [stderr] 68 |             if !offset.is_some() {
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^ help: try: `offset.is_none()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::nonminimal_bool)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stderr] 
[INFO] [stderr]    Compiling assert_cli v0.5.4
[INFO] [stderr] warning: this `else { if .. }` block can be collapsed
[INFO] [stderr]   --> src/calculate.rs:78:12
[INFO] [stderr]    |
[INFO] [stderr] 78 |       } else {
[INFO] [stderr]    |  ____________^
[INFO] [stderr] 79 | |         if inputs.end.is_some() {
[INFO] [stderr] 80 | |             println!("{}", range.difference())
[INFO] [stderr] 81 | |         } else {
[INFO] [stderr] 82 | |             println!("{}", range.end.format(output_format));
[INFO] [stderr] 83 | |         }
[INFO] [stderr] 84 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::collapsible_if)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]    |
[INFO] [stderr] 78 |     } else if inputs.end.is_some() {
[INFO] [stderr] 79 |     println!("{}", range.difference())
[INFO] [stderr] 80 | } else {
[INFO] [stderr] 81 |     println!("{}", range.end.format(output_format));
[INFO] [stderr] 82 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/inputs/date_string_parser.rs:21:48
[INFO] [stderr]    |
[INFO] [stderr] 21 |                 format_type: if input.contains("-") {
[INFO] [stderr]    |                                                ^^^ help: try using a char instead: `'-'`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::single_char_pattern)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: this boolean expression can be simplified
[INFO] [stderr]   --> src/inputs/mod.rs:68:16
[INFO] [stderr]    |
[INFO] [stderr] 68 |             if !offset.is_some() {
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^ help: try: `offset.is_none()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::nonminimal_bool)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.07s
[INFO] running `"docker" "inspect" "01413178c7031e9005eb17abbbff26a7163da045a2594920e84708f9d2467b93"`
[INFO] running `"docker" "rm" "-f" "01413178c7031e9005eb17abbbff26a7163da045a2594920e84708f9d2467b93"`
[INFO] [stdout] 01413178c7031e9005eb17abbbff26a7163da045a2594920e84708f9d2467b93