[INFO] updating cached repository duncandean/rust-genetic-algorithm [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/duncandean/rust-genetic-algorithm [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/duncandean/rust-genetic-algorithm" "work/ex/clippy-test-run/sources/stable/gh/duncandean/rust-genetic-algorithm"` [INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/duncandean/rust-genetic-algorithm'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/duncandean/rust-genetic-algorithm" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/duncandean/rust-genetic-algorithm"` [INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/duncandean/rust-genetic-algorithm'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] e49137d9731118d520ef1cd305b89bfa5c5caabe [INFO] sha for GitHub repo duncandean/rust-genetic-algorithm: e49137d9731118d520ef1cd305b89bfa5c5caabe [INFO] validating manifest of duncandean/rust-genetic-algorithm 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 duncandean/rust-genetic-algorithm 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 duncandean/rust-genetic-algorithm [INFO] finished frobbing duncandean/rust-genetic-algorithm [INFO] frobbed toml for duncandean/rust-genetic-algorithm written to work/ex/clippy-test-run/sources/stable/gh/duncandean/rust-genetic-algorithm/Cargo.toml [INFO] started frobbing duncandean/rust-genetic-algorithm [INFO] finished frobbing duncandean/rust-genetic-algorithm [INFO] frobbed toml for duncandean/rust-genetic-algorithm written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/duncandean/rust-genetic-algorithm/Cargo.toml [INFO] crate duncandean/rust-genetic-algorithm 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 duncandean/rust-genetic-algorithm against stable for clippy-test-run [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-2/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/duncandean/rust-genetic-algorithm:/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] d13ce556dea30df5522ad8182440a364c6af4c7063278c830b9a400a658a326e [INFO] running `"docker" "start" "-a" "d13ce556dea30df5522ad8182440a364c6af4c7063278c830b9a400a658a326e"` [INFO] [stderr] Checking libc v0.2.2 [INFO] [stderr] Checking num-integer v0.1.39 [INFO] [stderr] Checking num-complex v0.2.0 [INFO] [stderr] Checking rand v0.5.5 [INFO] [stderr] Checking time v0.1.40 [INFO] [stderr] Checking num-bigint v0.2.0 [INFO] [stderr] Checking num-iter v0.1.37 [INFO] [stderr] Checking num-rational v0.2.1 [INFO] [stderr] Checking num v0.2.0 [INFO] [stderr] Checking evolution v0.1.0 (/opt/crater/workdir) [INFO] [stderr] error: expected `,`, or `}`, found `[` [INFO] [stderr] --> src/lib.rs:30:19 [INFO] [stderr] | [INFO] [stderr] 30 | permutables: T[], [INFO] [stderr] | ^ [INFO] [stderr] [INFO] [stderr] warning: redundant field names in struct initialization [INFO] [stderr] --> src/lib.rs:110:13 [INFO] [stderr] | [INFO] [stderr] 110 | solution: solution, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: replace it with: `solution` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::redundant_field_names)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names [INFO] [stderr] [INFO] [stderr] error: expected `,`, or `}`, found `[` [INFO] [stderr] --> src/lib.rs:30:19 [INFO] [stderr] | [INFO] [stderr] 30 | permutables: T[], [INFO] [stderr] | ^ [INFO] [stderr] [INFO] [stderr] warning: redundant field names in struct initialization [INFO] [stderr] --> src/lib.rs:110:13 [INFO] [stderr] | [INFO] [stderr] 110 | solution: solution, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: replace it with: `solution` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::redundant_field_names)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names [INFO] [stderr] [INFO] [stderr] error[E0428]: the name `Chromosome` is defined multiple times [INFO] [stderr] --> src/lib.rs:98:1 [INFO] [stderr] | [INFO] [stderr] 29 | pub struct Chromosome { [INFO] [stderr] | ------------------------ previous definition of the type `Chromosome` here [INFO] [stderr] ... [INFO] [stderr] 98 | struct Chromosome { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ `Chromosome` redefined here [INFO] [stderr] | [INFO] [stderr] = note: `Chromosome` must be defined only once in the type namespace of this module [INFO] [stderr] [INFO] [stderr] error[E0428]: the name `Chromosome` is defined multiple times [INFO] [stderr] --> src/lib.rs:98:1 [INFO] [stderr] | [INFO] [stderr] 29 | pub struct Chromosome { [INFO] [stderr] | ------------------------ previous definition of the type `Chromosome` here [INFO] [stderr] ... [INFO] [stderr] 98 | struct Chromosome { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ `Chromosome` redefined here [INFO] [stderr] | [INFO] [stderr] = note: `Chromosome` must be defined only once in the type namespace of this module [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `T` in this scope [INFO] [stderr] --> src/lib.rs:36:17 [INFO] [stderr] | [INFO] [stderr] 36 | impl Chromosome { [INFO] [stderr] | ^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `T` in this scope [INFO] [stderr] --> src/lib.rs:36:17 [INFO] [stderr] | [INFO] [stderr] 36 | impl Chromosome { [INFO] [stderr] | ^ not found in this scope [INFO] [stderr] [INFO] [stderr] warning: unneeded return statement [INFO] [stderr] --> src/lib.rs:63:5 [INFO] [stderr] | [INFO] [stderr] 63 | return thread_rng().sample_iter(&Alphanumeric).take(size).collect(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `thread_rng().sample_iter(&Alphanumeric).take(size).collect()` [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] warning: unneeded return statement [INFO] [stderr] --> src/lib.rs:93:5 [INFO] [stderr] | [INFO] [stderr] 93 | return cost; [INFO] [stderr] | ^^^^^^^^^^^^ help: remove `return` as shown: `cost` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [INFO] [stderr] [INFO] [stderr] error[E0107]: wrong number of type arguments: expected 1, found 0 [INFO] [stderr] --> src/lib.rs:66:92 [INFO] [stderr] | [INFO] [stderr] 66 | fn crossover(chrome1: Chromosome, chrome2: Chromosome, cross_prob: f32, solution: &str) -> Chromosome { [INFO] [stderr] | ^^^^^^^^^^ expected 1 type argument [INFO] [stderr] [INFO] [stderr] error[E0107]: wrong number of type arguments: expected 1, found 0 [INFO] [stderr] --> src/lib.rs:66:23 [INFO] [stderr] | [INFO] [stderr] 66 | fn crossover(chrome1: Chromosome, chrome2: Chromosome, cross_prob: f32, solution: &str) -> Chromosome { [INFO] [stderr] | ^^^^^^^^^^ expected 1 type argument [INFO] [stderr] [INFO] [stderr] error[E0107]: wrong number of type arguments: expected 1, found 0 [INFO] [stderr] --> src/lib.rs:66:44 [INFO] [stderr] | [INFO] [stderr] 66 | fn crossover(chrome1: Chromosome, chrome2: Chromosome, cross_prob: f32, solution: &str) -> Chromosome { [INFO] [stderr] | ^^^^^^^^^^ expected 1 type argument [INFO] [stderr] [INFO] [stderr] error[E0107]: wrong number of type arguments: expected 1, found 0 [INFO] [stderr] --> src/lib.rs:104:6 [INFO] [stderr] | [INFO] [stderr] 104 | impl Chromosome { [INFO] [stderr] | ^^^^^^^^^^ expected 1 type argument [INFO] [stderr] [INFO] [stderr] error[E0107]: wrong number of type arguments: expected 1, found 0 [INFO] [stderr] --> src/lib.rs:97:10 [INFO] [stderr] | [INFO] [stderr] 97 | #[derive(Clone)] [INFO] [stderr] | ^^^^^ expected 1 type argument [INFO] [stderr] [INFO] [stderr] error[E0107]: wrong number of type arguments: expected 1, found 0 [INFO] [stderr] --> src/lib.rs:105:33 [INFO] [stderr] | [INFO] [stderr] 105 | fn new(solution: String) -> Chromosome { [INFO] [stderr] | ^^^^^^^^^^ expected 1 type argument [INFO] [stderr] [INFO] [stderr] error[E0107]: wrong number of type arguments: expected 1, found 0 [INFO] [stderr] --> src/lib.rs:114:43 [INFO] [stderr] | [INFO] [stderr] 114 | fn mutate(&mut self, mut_prob:f64) -> Chromosome { [INFO] [stderr] | ^^^^^^^^^^ expected 1 type argument [INFO] [stderr] [INFO] [stderr] error: aborting due to 10 previous errors [INFO] [stderr] [INFO] [stderr] Some errors occurred: E0107, E0412, E0428. [INFO] [stderr] For more information about an error, try `rustc --explain E0107`. [INFO] [stderr] error: Could not compile `evolution`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] warning: unneeded return statement [INFO] [stderr] --> src/lib.rs:63:5 [INFO] [stderr] | [INFO] [stderr] 63 | return thread_rng().sample_iter(&Alphanumeric).take(size).collect(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `thread_rng().sample_iter(&Alphanumeric).take(size).collect()` [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] warning: unneeded return statement [INFO] [stderr] --> src/lib.rs:93:5 [INFO] [stderr] | [INFO] [stderr] 93 | return cost; [INFO] [stderr] | ^^^^^^^^^^^^ help: remove `return` as shown: `cost` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [INFO] [stderr] [INFO] [stderr] error[E0107]: wrong number of type arguments: expected 1, found 0 [INFO] [stderr] --> src/lib.rs:66:92 [INFO] [stderr] | [INFO] [stderr] 66 | fn crossover(chrome1: Chromosome, chrome2: Chromosome, cross_prob: f32, solution: &str) -> Chromosome { [INFO] [stderr] | ^^^^^^^^^^ expected 1 type argument [INFO] [stderr] [INFO] [stderr] error[E0107]: wrong number of type arguments: expected 1, found 0 [INFO] [stderr] --> src/lib.rs:66:23 [INFO] [stderr] | [INFO] [stderr] 66 | fn crossover(chrome1: Chromosome, chrome2: Chromosome, cross_prob: f32, solution: &str) -> Chromosome { [INFO] [stderr] | ^^^^^^^^^^ expected 1 type argument [INFO] [stderr] [INFO] [stderr] error[E0107]: wrong number of type arguments: expected 1, found 0 [INFO] [stderr] --> src/lib.rs:66:44 [INFO] [stderr] | [INFO] [stderr] 66 | fn crossover(chrome1: Chromosome, chrome2: Chromosome, cross_prob: f32, solution: &str) -> Chromosome { [INFO] [stderr] | ^^^^^^^^^^ expected 1 type argument [INFO] [stderr] [INFO] [stderr] error[E0107]: wrong number of type arguments: expected 1, found 0 [INFO] [stderr] --> src/lib.rs:104:6 [INFO] [stderr] | [INFO] [stderr] 104 | impl Chromosome { [INFO] [stderr] | ^^^^^^^^^^ expected 1 type argument [INFO] [stderr] [INFO] [stderr] error[E0107]: wrong number of type arguments: expected 1, found 0 [INFO] [stderr] --> src/lib.rs:97:10 [INFO] [stderr] | [INFO] [stderr] 97 | #[derive(Clone)] [INFO] [stderr] | ^^^^^ expected 1 type argument [INFO] [stderr] [INFO] [stderr] error[E0107]: wrong number of type arguments: expected 1, found 0 [INFO] [stderr] --> src/lib.rs:105:33 [INFO] [stderr] | [INFO] [stderr] 105 | fn new(solution: String) -> Chromosome { [INFO] [stderr] | ^^^^^^^^^^ expected 1 type argument [INFO] [stderr] [INFO] [stderr] error[E0107]: wrong number of type arguments: expected 1, found 0 [INFO] [stderr] --> src/lib.rs:114:43 [INFO] [stderr] | [INFO] [stderr] 114 | fn mutate(&mut self, mut_prob:f64) -> Chromosome { [INFO] [stderr] | ^^^^^^^^^^ expected 1 type argument [INFO] [stderr] [INFO] [stderr] error: aborting due to 10 previous errors [INFO] [stderr] [INFO] [stderr] Some errors occurred: E0107, E0412, E0428. [INFO] [stderr] For more information about an error, try `rustc --explain E0107`. [INFO] [stderr] error: Could not compile `evolution`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "d13ce556dea30df5522ad8182440a364c6af4c7063278c830b9a400a658a326e"` [INFO] running `"docker" "rm" "-f" "d13ce556dea30df5522ad8182440a364c6af4c7063278c830b9a400a658a326e"` [INFO] [stdout] d13ce556dea30df5522ad8182440a364c6af4c7063278c830b9a400a658a326e