[INFO] updating cached repository tonykuttai/Rust-Graph-Algorithms [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/tonykuttai/Rust-Graph-Algorithms [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/tonykuttai/Rust-Graph-Algorithms" "work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/tonykuttai/Rust-Graph-Algorithms"` [INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/tonykuttai/Rust-Graph-Algorithms'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/tonykuttai/Rust-Graph-Algorithms" "work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/tonykuttai/Rust-Graph-Algorithms"` [INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/tonykuttai/Rust-Graph-Algorithms'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] c65c565c2c3ac4e7d5a9382f36e68c08a8f6d135 [INFO] sha for GitHub repo tonykuttai/Rust-Graph-Algorithms: c65c565c2c3ac4e7d5a9382f36e68c08a8f6d135 [INFO] validating manifest of tonykuttai/Rust-Graph-Algorithms on toolchain master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of tonykuttai/Rust-Graph-Algorithms on toolchain try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing tonykuttai/Rust-Graph-Algorithms [INFO] finished frobbing tonykuttai/Rust-Graph-Algorithms [INFO] frobbed toml for tonykuttai/Rust-Graph-Algorithms written to work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/tonykuttai/Rust-Graph-Algorithms/Cargo.toml [INFO] started frobbing tonykuttai/Rust-Graph-Algorithms [INFO] finished frobbing tonykuttai/Rust-Graph-Algorithms [INFO] frobbed toml for tonykuttai/Rust-Graph-Algorithms written to work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/tonykuttai/Rust-Graph-Algorithms/Cargo.toml [INFO] crate tonykuttai/Rust-Graph-Algorithms already has a lockfile, it will not be regenerated [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] error: the lock file /mnt/crater-raid/crater/work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/tonykuttai/Rust-Graph-Algorithms/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] the lockfile is outdated, regenerating it [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking tonykuttai/Rust-Graph-Algorithms against try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b for pr-59199 [INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-59199/worker-1/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/tonykuttai/Rust-Graph-Algorithms:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] a9d98c519f41b9590905d49b36c03393330659da969b0422f8fb142254c209c9 [INFO] running `"docker" "start" "-a" "a9d98c519f41b9590905d49b36c03393330659da969b0422f8fb142254c209c9"` [INFO] [stderr] Checking tree v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std::path::Path` [INFO] [stderr] --> src/istree.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::path::Path; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/istree.rs:82:40 [INFO] [stderr] | [INFO] [stderr] 82 | let mut adj_list = (adj_list.lock().unwrap()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_parens)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::path::Path` [INFO] [stderr] --> src/istree.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::path::Path; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/istree.rs:82:40 [INFO] [stderr] | [INFO] [stderr] 82 | let mut adj_list = (adj_list.lock().unwrap()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_parens)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/istree.rs:15:11 [INFO] [stderr] | [INFO] [stderr] 15 | let mut row: usize = nodes; [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/istree.rs:38:9 [INFO] [stderr] | [INFO] [stderr] 38 | fn tree(mut adj_list: &mut Vec< Vec>,mut visited: &mut Vec,index:usize,flag:bool,nodes: usize)->bool{ [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/istree.rs:38:45 [INFO] [stderr] | [INFO] [stderr] 38 | fn tree(mut adj_list: &mut Vec< Vec>,mut visited: &mut Vec,index:usize,flag:bool,nodes: usize)->bool{ [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/istree.rs:61:19 [INFO] [stderr] | [INFO] [stderr] 61 | pub fn check_tree(mut adj_list_c: &mut Vec< Vec>,nodes: usize){ [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/istree.rs:70:9 [INFO] [stderr] | [INFO] [stderr] 70 | let mut adj_list= Arc::new(Mutex::new(adj_list)); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unnecessary `unsafe` block [INFO] [stderr] --> src/istree.rs:73:9 [INFO] [stderr] | [INFO] [stderr] 73 | unsafe { [INFO] [stderr] | ^^^^^^ unnecessary `unsafe` block [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_unsafe)] on by default [INFO] [stderr] [INFO] [stderr] warning: static variable `row_del` should have an upper case name [INFO] [stderr] --> src/istree.rs:9:12 [INFO] [stderr] | [INFO] [stderr] 9 | static mut row_del: usize = 0; [INFO] [stderr] | ^^^^^^^ help: convert the identifier to upper case: `ROW_DEL` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_upper_case_globals)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/istree.rs:15:11 [INFO] [stderr] | [INFO] [stderr] 15 | let mut row: usize = nodes; [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/istree.rs:38:9 [INFO] [stderr] | [INFO] [stderr] 38 | fn tree(mut adj_list: &mut Vec< Vec>,mut visited: &mut Vec,index:usize,flag:bool,nodes: usize)->bool{ [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/istree.rs:38:45 [INFO] [stderr] | [INFO] [stderr] 38 | fn tree(mut adj_list: &mut Vec< Vec>,mut visited: &mut Vec,index:usize,flag:bool,nodes: usize)->bool{ [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/istree.rs:61:19 [INFO] [stderr] | [INFO] [stderr] 61 | pub fn check_tree(mut adj_list_c: &mut Vec< Vec>,nodes: usize){ [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/istree.rs:70:9 [INFO] [stderr] | [INFO] [stderr] 70 | let mut adj_list= Arc::new(Mutex::new(adj_list)); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unnecessary `unsafe` block [INFO] [stderr] --> src/istree.rs:73:9 [INFO] [stderr] | [INFO] [stderr] 73 | unsafe { [INFO] [stderr] | ^^^^^^ unnecessary `unsafe` block [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_unsafe)] on by default [INFO] [stderr] [INFO] [stderr] warning: static variable `row_del` should have an upper case name [INFO] [stderr] --> src/istree.rs:9:12 [INFO] [stderr] | [INFO] [stderr] 9 | static mut row_del: usize = 0; [INFO] [stderr] | ^^^^^^^ help: convert the identifier to upper case: `ROW_DEL` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.54s [INFO] running `"docker" "inspect" "a9d98c519f41b9590905d49b36c03393330659da969b0422f8fb142254c209c9"` [INFO] running `"docker" "rm" "-f" "a9d98c519f41b9590905d49b36c03393330659da969b0422f8fb142254c209c9"` [INFO] [stdout] a9d98c519f41b9590905d49b36c03393330659da969b0422f8fb142254c209c9