[INFO] updating cached repository sandeep-datta/mind_forge_gtkrs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/sandeep-datta/mind_forge_gtkrs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/sandeep-datta/mind_forge_gtkrs" "work/ex/clippy-test-run/sources/stable/gh/sandeep-datta/mind_forge_gtkrs"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/sandeep-datta/mind_forge_gtkrs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/sandeep-datta/mind_forge_gtkrs" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/sandeep-datta/mind_forge_gtkrs"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/sandeep-datta/mind_forge_gtkrs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 37cb1ac8544b044213278f35902609c1dc0809cf
[INFO] sha for GitHub repo sandeep-datta/mind_forge_gtkrs: 37cb1ac8544b044213278f35902609c1dc0809cf
[INFO] validating manifest of sandeep-datta/mind_forge_gtkrs 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 sandeep-datta/mind_forge_gtkrs 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 sandeep-datta/mind_forge_gtkrs
[INFO] finished frobbing sandeep-datta/mind_forge_gtkrs
[INFO] frobbed toml for sandeep-datta/mind_forge_gtkrs written to work/ex/clippy-test-run/sources/stable/gh/sandeep-datta/mind_forge_gtkrs/Cargo.toml
[INFO] started frobbing sandeep-datta/mind_forge_gtkrs
[INFO] finished frobbing sandeep-datta/mind_forge_gtkrs
[INFO] frobbed toml for sandeep-datta/mind_forge_gtkrs written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/sandeep-datta/mind_forge_gtkrs/Cargo.toml
[INFO] crate sandeep-datta/mind_forge_gtkrs 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 sandeep-datta/mind_forge_gtkrs against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-1/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/sandeep-datta/mind_forge_gtkrs:/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] ddb98e57eee5f1183bb7315bc4d9d7ca5d68c17482054bc22cc0286b5eb25fbe
[INFO] running `"docker" "start" "-a" "ddb98e57eee5f1183bb7315bc4d9d7ca5d68c17482054bc22cc0286b5eb25fbe"`
[INFO] [stderr]    Compiling gdk-pixbuf v0.1.3
[INFO] [stderr]    Compiling gio v0.1.3
[INFO] [stderr]    Compiling cairo-rs v0.1.3
[INFO] [stderr]    Compiling gdk v0.5.3
[INFO] [stderr]    Compiling gtk v0.1.3
[INFO] [stderr]    Compiling gio-sys v0.3.4
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.3.4
[INFO] [stderr]    Compiling cairo-sys-rs v0.3.4
[INFO] [stderr]    Compiling pango-sys v0.3.4
[INFO] [stderr]    Compiling gdk-sys v0.3.4
[INFO] [stderr]    Compiling gtk-sys v0.3.4
[INFO] [stderr]     Checking glib-sys v0.3.4
[INFO] [stderr]     Checking gobject-sys v0.3.4
[INFO] [stderr]     Checking glib v0.1.3
[INFO] [stderr]     Checking atk-sys v0.3.4
[INFO] [stderr]     Checking pango v0.1.3
[INFO] [stderr]     Checking mind_forge_gtkrs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/main.rs:22:15
[INFO] [stderr]    |
[INFO] [stderr] 22 |         Node {text: text, children: children}
[INFO] [stderr]    |               ^^^^^^^^^^ help: replace it with: `text`
[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] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/main.rs:22:27
[INFO] [stderr]    |
[INFO] [stderr] 22 |         Node {text: text, children: children}
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^ help: replace it with: `children`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/main.rs:22:15
[INFO] [stderr]    |
[INFO] [stderr] 22 |         Node {text: text, children: children}
[INFO] [stderr]    |               ^^^^^^^^^^ help: replace it with: `text`
[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] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/main.rs:22:27
[INFO] [stderr]    |
[INFO] [stderr] 22 |         Node {text: text, children: children}
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^ help: replace it with: `children`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]   --> src/utils.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | / macro_rules! print_err {
[INFO] [stderr] 14 | |     ($($arg:tt)*) => ({
[INFO] [stderr] 15 | |         use std::io::Write;
[INFO] [stderr] 16 | |         match write!(&mut ::std::io::stderr(), $($arg)* ) {
[INFO] [stderr] ...  |
[INFO] [stderr] 20 | |     })
[INFO] [stderr] 21 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_macros)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BoxExt`
[INFO] [stderr]  --> src/main.rs:8:18
[INFO] [stderr]   |
[INFO] [stderr] 8 | use gtk::{Align, BoxExt};
[INFO] [stderr]   |                  ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]   --> src/main.rs:55:5
[INFO] [stderr]    |
[INFO] [stderr] 55 |     sample
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::let_and_return)] on by default
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]   --> src/main.rs:47:18
[INFO] [stderr]    |
[INFO] [stderr] 47 |       let sample = Node::new("Root node".to_string(), vec![
[INFO] [stderr]    |  __________________^
[INFO] [stderr] 48 | |         Node::new("Child node 1".to_string(), vec![
[INFO] [stderr] 49 | |             Node::new("Child node 1.1".to_string(), vec![]),
[INFO] [stderr] 50 | |             Node::new("Child node 1.2".to_string(), vec![])
[INFO] [stderr] 51 | |         ]),
[INFO] [stderr] 52 | |         Node::new("Child node 2".to_string(), vec![]),
[INFO] [stderr] 53 | |     ]);
[INFO] [stderr]    | |______^
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]   --> src/utils.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | / macro_rules! print_err {
[INFO] [stderr] 14 | |     ($($arg:tt)*) => ({
[INFO] [stderr] 15 | |         use std::io::Write;
[INFO] [stderr] 16 | |         match write!(&mut ::std::io::stderr(), $($arg)* ) {
[INFO] [stderr] ...  |
[INFO] [stderr] 20 | |     })
[INFO] [stderr] 21 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_macros)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BoxExt`
[INFO] [stderr]  --> src/main.rs:8:18
[INFO] [stderr]   |
[INFO] [stderr] 8 | use gtk::{Align, BoxExt};
[INFO] [stderr]   |                  ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]   --> src/main.rs:55:5
[INFO] [stderr]    |
[INFO] [stderr] 55 |     sample
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::let_and_return)] on by default
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]   --> src/main.rs:47:18
[INFO] [stderr]    |
[INFO] [stderr] 47 |       let sample = Node::new("Root node".to_string(), vec![
[INFO] [stderr]    |  __________________^
[INFO] [stderr] 48 | |         Node::new("Child node 1".to_string(), vec![
[INFO] [stderr] 49 | |             Node::new("Child node 1.1".to_string(), vec![]),
[INFO] [stderr] 50 | |             Node::new("Child node 1.2".to_string(), vec![])
[INFO] [stderr] 51 | |         ]),
[INFO] [stderr] 52 | |         Node::new("Child node 2".to_string(), vec![]),
[INFO] [stderr] 53 | |     ]);
[INFO] [stderr]    | |______^
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.38s
[INFO] running `"docker" "inspect" "ddb98e57eee5f1183bb7315bc4d9d7ca5d68c17482054bc22cc0286b5eb25fbe"`
[INFO] running `"docker" "rm" "-f" "ddb98e57eee5f1183bb7315bc4d9d7ca5d68c17482054bc22cc0286b5eb25fbe"`
[INFO] [stdout] ddb98e57eee5f1183bb7315bc4d9d7ca5d68c17482054bc22cc0286b5eb25fbe