[INFO] crate calco 0.1.0 is already in cache
[INFO] extracting crate calco 0.1.0 into work/ex/clippy-test-run/sources/stable/reg/calco/0.1.0
[INFO] extracting crate calco 0.1.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/calco/0.1.0
[INFO] validating manifest of calco-0.1.0 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 calco-0.1.0 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 calco-0.1.0
[INFO] finished frobbing calco-0.1.0
[INFO] frobbed toml for calco-0.1.0 written to work/ex/clippy-test-run/sources/stable/reg/calco/0.1.0/Cargo.toml
[INFO] started frobbing calco-0.1.0
[INFO] finished frobbing calco-0.1.0
[INFO] frobbed toml for calco-0.1.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/calco/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 calco-0.1.0 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-6/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/calco/0.1.0:/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] 4ba9b4d8e4d8ab56239261b66bd28cb47f71e90643df9ac7a63eac2c31560a82
[INFO] running `"docker" "start" "-a" "4ba9b4d8e4d8ab56239261b66bd28cb47f71e90643df9ac7a63eac2c31560a82"`
[INFO] [stderr]     Checking random-wheel v0.3.1
[INFO] [stderr]     Checking calco v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: module has the same name as its containing module
[INFO] [stderr]  --> src/universe/mod.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub mod universe;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::module_inception)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#module_inception
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> src/universe/universe.rs:39:9
[INFO] [stderr]    |
[INFO] [stderr] 39 | /         match config.check() {
[INFO] [stderr] 40 | |             Err(mess) => panic!(mess),
[INFO] [stderr] 41 | |             Ok(_) => { }
[INFO] [stderr] 42 | |         }
[INFO] [stderr]    | |_________^ help: try this: `if let Err(mess) = config.check() { panic!(mess) }`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::single_match)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/universe/universe.rs:119:13
[INFO] [stderr]     |
[INFO] [stderr] 119 | /             match father_opt {
[INFO] [stderr] 120 | |                 Some((proba, indi)) => self.population.push(proba, indi),
[INFO] [stderr] 121 | |                 None => { }
[INFO] [stderr] 122 | |             };
[INFO] [stderr]     | |_____________^ help: try this: `if let Some((proba, indi)) = father_opt { self.population.push(proba, indi) }`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] 
[INFO] [stderr] warning: module has the same name as its containing module
[INFO] [stderr]  --> src/universe/mod.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub mod universe;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::module_inception)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#module_inception
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> src/universe/universe.rs:39:9
[INFO] [stderr]    |
[INFO] [stderr] 39 | /         match config.check() {
[INFO] [stderr] 40 | |             Err(mess) => panic!(mess),
[INFO] [stderr] 41 | |             Ok(_) => { }
[INFO] [stderr] 42 | |         }
[INFO] [stderr]    | |_________^ help: try this: `if let Err(mess) = config.check() { panic!(mess) }`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::single_match)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/universe/universe.rs:119:13
[INFO] [stderr]     |
[INFO] [stderr] 119 | /             match father_opt {
[INFO] [stderr] 120 | |                 Some((proba, indi)) => self.population.push(proba, indi),
[INFO] [stderr] 121 | |                 None => { }
[INFO] [stderr] 122 | |             };
[INFO] [stderr]     | |_____________^ help: try this: `if let Some((proba, indi)) = father_opt { self.population.push(proba, indi) }`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> tests/lib.rs:64:13
[INFO] [stderr]    |
[INFO] [stderr] 64 |             return invert_dist;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `invert_dist`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.50s
[INFO] running `"docker" "inspect" "4ba9b4d8e4d8ab56239261b66bd28cb47f71e90643df9ac7a63eac2c31560a82"`
[INFO] running `"docker" "rm" "-f" "4ba9b4d8e4d8ab56239261b66bd28cb47f71e90643df9ac7a63eac2c31560a82"`
[INFO] [stdout] 4ba9b4d8e4d8ab56239261b66bd28cb47f71e90643df9ac7a63eac2c31560a82