[INFO] updating cached repository https://github.com/hunterlester/rusty_algo_structs [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] [stderr] From https://github.com/hunterlester/rusty_algo_structs [INFO] [stderr] dc58c3f..5360720 master -> master [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 53607209f9ed999ede207c196e536e74d9e6a175 [INFO] testing hunterlester/rusty_algo_structs against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhunterlester%2Frusty_algo_structs" "/workspace/builds/worker-2/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/hunterlester/rusty_algo_structs on toolchain 41997647ba6a77908f6ef64401414feb00bccf16 [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/hunterlester/rusty_algo_structs [INFO] finished tweaking git repo https://github.com/hunterlester/rusty_algo_structs [INFO] tweaked toml for git repo https://github.com/hunterlester/rusty_algo_structs written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/hunterlester/rusty_algo_structs already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 3979b6cd8b284cab528489b51862a9234a824eaf9f27a0bde2f9982e946abc72 [INFO] running `"docker" "start" "-a" "3979b6cd8b284cab528489b51862a9234a824eaf9f27a0bde2f9982e946abc72"` [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Compiling libc v0.2.67 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling syn v1.0.16 [INFO] [stderr] Compiling rayon-core v1.7.0 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling unicode-width v0.1.7 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling regex-syntax v0.6.16 [INFO] [stderr] Compiling oorandom v11.1.0 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Compiling walkdir v2.3.1 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling regex-automata v0.1.8 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling num_cpus v1.12.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling memoffset v0.5.3 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Compiling crossbeam-queue v0.2.1 [INFO] [stderr] Compiling regex v1.3.4 [INFO] [stderr] Compiling criterion-plot v0.4.1 [INFO] [stderr] Compiling crossbeam-deque v0.7.3 [INFO] [stderr] Compiling plotters v0.2.12 [INFO] [stderr] Compiling rayon v1.3.0 [INFO] [stderr] Compiling bstr v0.2.11 [INFO] [stderr] Compiling serde_json v1.0.48 [INFO] [stderr] Compiling serde_derive v1.0.104 [INFO] [stderr] Compiling csv v1.1.3 [INFO] [stderr] Compiling tinytemplate v1.0.3 [INFO] [stderr] Compiling criterion v0.3.1 [INFO] [stderr] Compiling rusty_algo_structs v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/data_structures/linked_lists.rs:23:18 [INFO] [stderr] | [INFO] [stderr] 23 | fn revserse_list(mut head: Option>) -> Option> { [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: function is never used: `build_bst` [INFO] [stderr] --> src/data_structures/binary_search_tree.rs:147:4 [INFO] [stderr] | [INFO] [stderr] 147 | fn build_bst(array: &Vec>, index: usize) -> Option>> { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `search` [INFO] [stderr] --> src/data_structures/binary_search_tree.rs:165:4 [INFO] [stderr] | [INFO] [stderr] 165 | fn search(root: Option>>, val: i32) -> Option>> { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `build_linked_list` [INFO] [stderr] --> src/data_structures/linked_lists.rs:9:4 [INFO] [stderr] | [INFO] [stderr] 9 | fn build_linked_list(mut array: Vec) -> Option> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `revserse_list` [INFO] [stderr] --> src/data_structures/linked_lists.rs:23:4 [INFO] [stderr] | [INFO] [stderr] 23 | fn revserse_list(mut head: Option>) -> Option> { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `bubble_sort` [INFO] [stderr] --> src/algorithms/sorting/bubble_sort.rs:2:8 [INFO] [stderr] | [INFO] [stderr] 2 | pub fn bubble_sort(array: &mut Vec) { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `insertion_sort` [INFO] [stderr] --> src/algorithms/sorting/insertion_sort.rs:2:4 [INFO] [stderr] | [INFO] [stderr] 2 | fn insertion_sort(array: &mut Vec) { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `selection_sort` [INFO] [stderr] --> src/algorithms/sorting/selection_sort.rs:2:4 [INFO] [stderr] | [INFO] [stderr] 2 | fn selection_sort(array: &mut Vec) { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `merge` [INFO] [stderr] --> src/algorithms/sorting/merge_sort.rs:1:4 [INFO] [stderr] | [INFO] [stderr] 1 | fn merge(sub_array_1: Vec, sub_array_2: Vec) -> Vec { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `merge_sort` [INFO] [stderr] --> src/algorithms/sorting/merge_sort.rs:31:4 [INFO] [stderr] | [INFO] [stderr] 31 | fn merge_sort(array: Vec) -> Vec { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `get_row` [INFO] [stderr] --> src/algorithms/pascal_triangle.rs:1:4 [INFO] [stderr] | [INFO] [stderr] 1 | fn get_row(row_index: i32) -> Vec { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 11 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/data_structures/linked_lists.rs:23:18 [INFO] [stderr] | [INFO] [stderr] 23 | fn revserse_list(mut head: Option>) -> Option> { [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: method is never used: `new` [INFO] [stderr] --> src/data_structures/binary_tree.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | pub fn new(value: i32) -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `insert_left` [INFO] [stderr] --> src/data_structures/binary_tree.rs:20:5 [INFO] [stderr] | [INFO] [stderr] 20 | fn insert_left(&mut self, value: Option) -> () { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `insert_right` [INFO] [stderr] --> src/data_structures/binary_tree.rs:42:5 [INFO] [stderr] | [INFO] [stderr] 42 | fn insert_right(&mut self, value: Option) -> () { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `insert` [INFO] [stderr] --> src/data_structures/binary_tree.rs:60:5 [INFO] [stderr] | [INFO] [stderr] 60 | pub fn insert(&mut self, value: Option) -> () { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `inorder_traverse_left` [INFO] [stderr] --> src/data_structures/binary_tree.rs:72:5 [INFO] [stderr] | [INFO] [stderr] 72 | fn inorder_traverse_left(&self) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `inorder_traverse_right` [INFO] [stderr] --> src/data_structures/binary_tree.rs:80:5 [INFO] [stderr] | [INFO] [stderr] 80 | fn inorder_traverse_right(&self) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `inorder_traverse` [INFO] [stderr] --> src/data_structures/binary_tree.rs:88:5 [INFO] [stderr] | [INFO] [stderr] 88 | pub fn inorder_traverse(&self) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `preorder_traverse_left` [INFO] [stderr] --> src/data_structures/binary_tree.rs:92:5 [INFO] [stderr] | [INFO] [stderr] 92 | fn preorder_traverse_left(&self) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `preorder_traverse_right` [INFO] [stderr] --> src/data_structures/binary_tree.rs:100:5 [INFO] [stderr] | [INFO] [stderr] 100 | fn preorder_traverse_right(&self) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `preorder_traverse` [INFO] [stderr] --> src/data_structures/binary_tree.rs:108:5 [INFO] [stderr] | [INFO] [stderr] 108 | pub fn preorder_traverse(&self) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `postorder_traverse_left` [INFO] [stderr] --> src/data_structures/binary_tree.rs:112:5 [INFO] [stderr] | [INFO] [stderr] 112 | fn postorder_traverse_left(&self) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `postorder_traverse_right` [INFO] [stderr] --> src/data_structures/binary_tree.rs:120:5 [INFO] [stderr] | [INFO] [stderr] 120 | fn postorder_traverse_right(&self) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `postorder_traverse` [INFO] [stderr] --> src/data_structures/binary_tree.rs:128:5 [INFO] [stderr] | [INFO] [stderr] 128 | pub fn postorder_traverse(&self) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/data_structures/binary_search_tree.rs:23:5 [INFO] [stderr] | [INFO] [stderr] 23 | pub fn new(value: i32) -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `insert_left` [INFO] [stderr] --> src/data_structures/binary_search_tree.rs:32:5 [INFO] [stderr] | [INFO] [stderr] 32 | fn insert_left(&mut self, value: i32) -> () { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `insert_right` [INFO] [stderr] --> src/data_structures/binary_search_tree.rs:43:5 [INFO] [stderr] | [INFO] [stderr] 43 | fn insert_right(&mut self, value: i32) -> () { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `insert` [INFO] [stderr] --> src/data_structures/binary_search_tree.rs:56:5 [INFO] [stderr] | [INFO] [stderr] 56 | pub fn insert(&mut self, value: i32) -> () { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `inorder_traverse_left` [INFO] [stderr] --> src/data_structures/binary_search_tree.rs:68:5 [INFO] [stderr] | [INFO] [stderr] 68 | fn inorder_traverse_left(&self) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `inorder_traverse_right` [INFO] [stderr] --> src/data_structures/binary_search_tree.rs:76:5 [INFO] [stderr] | [INFO] [stderr] 76 | fn inorder_traverse_right(&self) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `inorder` [INFO] [stderr] --> src/data_structures/binary_search_tree.rs:85:5 [INFO] [stderr] | [INFO] [stderr] 85 | pub fn inorder(&self) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `preorder_traverse_left` [INFO] [stderr] --> src/data_structures/binary_search_tree.rs:89:5 [INFO] [stderr] | [INFO] [stderr] 89 | fn preorder_traverse_left(&self) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `preorder_traverse_right` [INFO] [stderr] --> src/data_structures/binary_search_tree.rs:97:5 [INFO] [stderr] | [INFO] [stderr] 97 | fn preorder_traverse_right(&self) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `preorder` [INFO] [stderr] --> src/data_structures/binary_search_tree.rs:105:5 [INFO] [stderr] | [INFO] [stderr] 105 | pub fn preorder(&self) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `postorder_traverse_left` [INFO] [stderr] --> src/data_structures/binary_search_tree.rs:109:5 [INFO] [stderr] | [INFO] [stderr] 109 | fn postorder_traverse_left(&self) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `postorder_traverse_right` [INFO] [stderr] --> src/data_structures/binary_search_tree.rs:117:5 [INFO] [stderr] | [INFO] [stderr] 117 | fn postorder_traverse_right(&self) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `postorder` [INFO] [stderr] --> src/data_structures/binary_search_tree.rs:125:5 [INFO] [stderr] | [INFO] [stderr] 125 | pub fn postorder(&self) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `delete` [INFO] [stderr] --> src/data_structures/binary_search_tree.rs:131:5 [INFO] [stderr] | [INFO] [stderr] 131 | pub fn delete(&mut self, id: i32) -> () { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `build_bst` [INFO] [stderr] --> src/data_structures/binary_search_tree.rs:147:4 [INFO] [stderr] | [INFO] [stderr] 147 | fn build_bst(array: &Vec>, index: usize) -> Option>> { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `search` [INFO] [stderr] --> src/data_structures/binary_search_tree.rs:165:4 [INFO] [stderr] | [INFO] [stderr] 165 | fn search(root: Option>>, val: i32) -> Option>> { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/data_structures/binary_search_tree_iterative.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | pub fn new(value: i32) -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `insert_left` [INFO] [stderr] --> src/data_structures/binary_search_tree_iterative.rs:77:5 [INFO] [stderr] | [INFO] [stderr] 77 | fn insert_left(&mut self, value: i32) -> () { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `insert_right` [INFO] [stderr] --> src/data_structures/binary_search_tree_iterative.rs:88:5 [INFO] [stderr] | [INFO] [stderr] 88 | fn insert_right(&mut self, value: i32) -> () { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `insert` [INFO] [stderr] --> src/data_structures/binary_search_tree_iterative.rs:99:5 [INFO] [stderr] | [INFO] [stderr] 99 | pub fn insert(&mut self, value: i32) -> () { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `inorder` [INFO] [stderr] --> src/data_structures/binary_search_tree_iterative.rs:111:5 [INFO] [stderr] | [INFO] [stderr] 111 | pub fn inorder(&self) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `preorder` [INFO] [stderr] --> src/data_structures/binary_search_tree_iterative.rs:143:5 [INFO] [stderr] | [INFO] [stderr] 143 | pub fn preorder(&self) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `postorder` [INFO] [stderr] --> src/data_structures/binary_search_tree_iterative.rs:175:5 [INFO] [stderr] | [INFO] [stderr] 175 | pub fn postorder(&self) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `build_linked_list` [INFO] [stderr] --> src/data_structures/linked_lists.rs:9:4 [INFO] [stderr] | [INFO] [stderr] 9 | fn build_linked_list(mut array: Vec) -> Option> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `revserse_list` [INFO] [stderr] --> src/data_structures/linked_lists.rs:23:4 [INFO] [stderr] | [INFO] [stderr] 23 | fn revserse_list(mut head: Option>) -> Option> { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 39 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 57s [INFO] running `"docker" "inspect" "3979b6cd8b284cab528489b51862a9234a824eaf9f27a0bde2f9982e946abc72"` [INFO] running `"docker" "rm" "-f" "3979b6cd8b284cab528489b51862a9234a824eaf9f27a0bde2f9982e946abc72"` [INFO] [stdout] 3979b6cd8b284cab528489b51862a9234a824eaf9f27a0bde2f9982e946abc72 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 65082308e6e09d293584ab9afa6d992eadb2690386bdeaf566d75cbe67533180 [INFO] running `"docker" "start" "-a" "65082308e6e09d293584ab9afa6d992eadb2690386bdeaf566d75cbe67533180"` [INFO] [stderr] Compiling rusty_algo_structs v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/data_structures/linked_lists.rs:23:18 [INFO] [stderr] | [INFO] [stderr] 23 | fn revserse_list(mut head: Option>) -> Option> { [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: function is never used: `build_bst` [INFO] [stderr] --> src/data_structures/binary_search_tree.rs:147:4 [INFO] [stderr] | [INFO] [stderr] 147 | fn build_bst(array: &Vec>, index: usize) -> Option>> { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `search` [INFO] [stderr] --> src/data_structures/binary_search_tree.rs:165:4 [INFO] [stderr] | [INFO] [stderr] 165 | fn search(root: Option>>, val: i32) -> Option>> { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `build_linked_list` [INFO] [stderr] --> src/data_structures/linked_lists.rs:9:4 [INFO] [stderr] | [INFO] [stderr] 9 | fn build_linked_list(mut array: Vec) -> Option> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `revserse_list` [INFO] [stderr] --> src/data_structures/linked_lists.rs:23:4 [INFO] [stderr] | [INFO] [stderr] 23 | fn revserse_list(mut head: Option>) -> Option> { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `bubble_sort` [INFO] [stderr] --> src/algorithms/sorting/bubble_sort.rs:2:8 [INFO] [stderr] | [INFO] [stderr] 2 | pub fn bubble_sort(array: &mut Vec) { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `insertion_sort` [INFO] [stderr] --> src/algorithms/sorting/insertion_sort.rs:2:4 [INFO] [stderr] | [INFO] [stderr] 2 | fn insertion_sort(array: &mut Vec) { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `selection_sort` [INFO] [stderr] --> src/algorithms/sorting/selection_sort.rs:2:4 [INFO] [stderr] | [INFO] [stderr] 2 | fn selection_sort(array: &mut Vec) { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `merge` [INFO] [stderr] --> src/algorithms/sorting/merge_sort.rs:1:4 [INFO] [stderr] | [INFO] [stderr] 1 | fn merge(sub_array_1: Vec, sub_array_2: Vec) -> Vec { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `merge_sort` [INFO] [stderr] --> src/algorithms/sorting/merge_sort.rs:31:4 [INFO] [stderr] | [INFO] [stderr] 31 | fn merge_sort(array: Vec) -> Vec { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `get_row` [INFO] [stderr] --> src/algorithms/pascal_triangle.rs:1:4 [INFO] [stderr] | [INFO] [stderr] 1 | fn get_row(row_index: i32) -> Vec { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 11 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused import: `ListNode` [INFO] [stderr] --> src/data_structures/linked_lists.rs:38:17 [INFO] [stderr] | [INFO] [stderr] 38 | use super::{ListNode, revserse_list, build_linked_list}; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `ListNode` [INFO] [stderr] --> src/data_structures/linked_lists.rs:38:17 [INFO] [stderr] | [INFO] [stderr] 38 | use super::{ListNode, revserse_list, build_linked_list}; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/data_structures/linked_lists.rs:23:18 [INFO] [stderr] | [INFO] [stderr] 23 | fn revserse_list(mut head: Option>) -> Option> { [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/data_structures/linked_lists.rs:23:18 [INFO] [stderr] | [INFO] [stderr] 23 | fn revserse_list(mut head: Option>) -> Option> { [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/algorithms/sorting/merge_sort.rs:49:13 [INFO] [stderr] | [INFO] [stderr] 49 | let mut array = vec![9, 8, 7, 6, 5, 4, 3, 2, 1]; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.77s [INFO] running `"docker" "inspect" "65082308e6e09d293584ab9afa6d992eadb2690386bdeaf566d75cbe67533180"` [INFO] running `"docker" "rm" "-f" "65082308e6e09d293584ab9afa6d992eadb2690386bdeaf566d75cbe67533180"` [INFO] [stdout] 65082308e6e09d293584ab9afa6d992eadb2690386bdeaf566d75cbe67533180 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 0099c8fcf2a659f3b85d1c90c7c142eefbbb7ad3f27827cf3b6b37e4b40238d3 [INFO] running `"docker" "start" "-a" "0099c8fcf2a659f3b85d1c90c7c142eefbbb7ad3f27827cf3b6b37e4b40238d3"` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/data_structures/linked_lists.rs:23:18 [INFO] [stderr] | [INFO] [stderr] 23 | fn revserse_list(mut head: Option>) -> Option> { [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: function is never used: `build_bst` [INFO] [stderr] --> src/data_structures/binary_search_tree.rs:147:4 [INFO] [stderr] | [INFO] [stderr] 147 | fn build_bst(array: &Vec>, index: usize) -> Option>> { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `search` [INFO] [stderr] --> src/data_structures/binary_search_tree.rs:165:4 [INFO] [stderr] | [INFO] [stderr] 165 | fn search(root: Option>>, val: i32) -> Option>> { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `build_linked_list` [INFO] [stderr] --> src/data_structures/linked_lists.rs:9:4 [INFO] [stderr] | [INFO] [stderr] 9 | fn build_linked_list(mut array: Vec) -> Option> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `revserse_list` [INFO] [stderr] --> src/data_structures/linked_lists.rs:23:4 [INFO] [stderr] | [INFO] [stderr] 23 | fn revserse_list(mut head: Option>) -> Option> { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `bubble_sort` [INFO] [stderr] --> src/algorithms/sorting/bubble_sort.rs:2:8 [INFO] [stderr] | [INFO] [stderr] 2 | pub fn bubble_sort(array: &mut Vec) { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `insertion_sort` [INFO] [stderr] --> src/algorithms/sorting/insertion_sort.rs:2:4 [INFO] [stderr] | [INFO] [stderr] 2 | fn insertion_sort(array: &mut Vec) { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `selection_sort` [INFO] [stderr] --> src/algorithms/sorting/selection_sort.rs:2:4 [INFO] [stderr] | [INFO] [stderr] 2 | fn selection_sort(array: &mut Vec) { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `merge` [INFO] [stderr] --> src/algorithms/sorting/merge_sort.rs:1:4 [INFO] [stderr] | [INFO] [stderr] 1 | fn merge(sub_array_1: Vec, sub_array_2: Vec) -> Vec { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `merge_sort` [INFO] [stderr] --> src/algorithms/sorting/merge_sort.rs:31:4 [INFO] [stderr] | [INFO] [stderr] 31 | fn merge_sort(array: Vec) -> Vec { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `get_row` [INFO] [stderr] --> src/algorithms/pascal_triangle.rs:1:4 [INFO] [stderr] | [INFO] [stderr] 1 | fn get_row(row_index: i32) -> Vec { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 11 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused import: `ListNode` [INFO] [stderr] --> src/data_structures/linked_lists.rs:38:17 [INFO] [stderr] | [INFO] [stderr] 38 | use super::{ListNode, revserse_list, build_linked_list}; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/data_structures/linked_lists.rs:23:18 [INFO] [stderr] | [INFO] [stderr] 23 | fn revserse_list(mut head: Option>) -> Option> { [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: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused import: `ListNode` [INFO] [stderr] --> src/data_structures/linked_lists.rs:38:17 [INFO] [stderr] | [INFO] [stderr] 38 | use super::{ListNode, revserse_list, build_linked_list}; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/data_structures/linked_lists.rs:23:18 [INFO] [stderr] | [INFO] [stderr] 23 | fn revserse_list(mut head: Option>) -> Option> { [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/algorithms/sorting/merge_sort.rs:49:13 [INFO] [stderr] | [INFO] [stderr] 49 | let mut array = vec![9, 8, 7, 6, 5, 4, 3, 2, 1]; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.36s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/rusty_algo_structs-606ba4bca93006e7 [INFO] [stdout] [INFO] [stdout] running 29 tests [INFO] [stdout] test algorithms::fibonacci::tests::dynamic_fib ... ok [INFO] [stdout] test algorithms::fibonacci::tests::dynamic_fib_soak ... ok [INFO] [stdout] test algorithms::sorting::merge_sort::tests::test_merge_sort ... ok [INFO] [stdout] test algorithms::sorting::selection_sort::tests::test_selection_sort ... ok [INFO] [stdout] test algorithms::sorting::insertion_sort::tests::test_insertion_sort ... ok [INFO] [stdout] test data_structures::binary_search_tree::tests::bst_insert_two ... ok [INFO] [stdout] test data_structures::binary_search_tree::tests::delete ... ok [INFO] [stdout] test data_structures::binary_search_tree::tests::inorder ... ok [INFO] [stdout] test algorithms::fibonacci::tests::iterative_fibonacci_soak ... ok [INFO] [stdout] test algorithms::fibonacci::tests::iterative_fibonacci ... ok [INFO] [stdout] test data_structures::binary_search_tree::tests::new_bst ... ok [INFO] [stdout] test algorithms::sorting::bubble_sort::tests::test_bubble_sort ... ok [INFO] [stdout] test algorithms::fibonacci::tests::recursive_fibonacci ... ok [INFO] [stdout] test data_structures::binary_search_tree::tests::preorder ... ok [INFO] [stdout] test data_structures::binary_search_tree::tests::postorder ... ok [INFO] [stdout] test data_structures::binary_search_tree::tests::test_search ... ok [INFO] [stdout] test data_structures::binary_search_tree::tests::bst_insert ... ok [INFO] [stdout] test algorithms::pascal_triangle::tests::test_get_row ... ok [INFO] [stdout] test data_structures::binary_search_tree::tests::bst_duplicate_count ... ok [INFO] [stdout] test data_structures::binary_search_tree_iterative::tests::preorder ... ok [INFO] [stdout] test data_structures::binary_tree::tests::inorder_traverse ... ok [INFO] [stdout] test data_structures::binary_search_tree_iterative::tests::inorder ... ok [INFO] [stdout] test data_structures::binary_search_tree_iterative::tests::postorder ... ok [INFO] [stdout] test data_structures::binary_tree::tests::insert ... ok [INFO] [stdout] test data_structures::binary_tree::tests::preorder_traverse ... ok [INFO] [stdout] test data_structures::binary_tree::tests::new ... ok [INFO] [stdout] test data_structures::binary_tree::tests::postorder_traverse ... ok [INFO] [stdout] test data_structures::binary_tree::tests::insert_two ... ok [INFO] [stdout] test data_structures::linked_lists::tests::test_reverse_list ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/rusty_algo_structs-699ed8f43c34c710 [INFO] [stdout] [INFO] [stdout] running 19 tests [INFO] [stdout] test data_structures::binary_search_tree::tests::bst_duplicate_count ... ok [INFO] [stdout] test data_structures::binary_search_tree::tests::bst_insert_two ... ok [INFO] [stdout] test data_structures::binary_search_tree::tests::bst_insert ... ok [INFO] [stdout] test data_structures::binary_search_tree::tests::inorder ... ok [INFO] [stdout] test data_structures::binary_search_tree::tests::delete ... ok [INFO] [stdout] test data_structures::binary_search_tree::tests::new_bst ... ok [INFO] [stdout] test data_structures::binary_search_tree::tests::postorder ... ok [INFO] [stdout] test data_structures::binary_search_tree::tests::preorder ... ok [INFO] [stdout] test data_structures::binary_search_tree_iterative::tests::postorder ... ok [INFO] [stdout] test data_structures::binary_search_tree_iterative::tests::inorder ... ok [INFO] [stdout] test data_structures::binary_tree::tests::insert ... ok [INFO] [stdout] test data_structures::binary_tree::tests::new ... ok [INFO] [stdout] test data_structures::binary_tree::tests::postorder_traverse ... ok [INFO] [stdout] test data_structures::binary_search_tree_iterative::tests::preorder ... ok [INFO] [stdout] test data_structures::binary_search_tree::tests::test_search ... ok [INFO] [stdout] test data_structures::binary_tree::tests::insert_two ... ok [INFO] [stdout] test data_structures::binary_tree::tests::inorder_traverse ... ok [INFO] [stdout] test data_structures::binary_tree::tests::preorder_traverse ... ok [INFO] [stdout] test data_structures::linked_lists::tests::test_reverse_list ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests rusty_algo_structs [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "0099c8fcf2a659f3b85d1c90c7c142eefbbb7ad3f27827cf3b6b37e4b40238d3"` [INFO] running `"docker" "rm" "-f" "0099c8fcf2a659f3b85d1c90c7c142eefbbb7ad3f27827cf3b6b37e4b40238d3"` [INFO] [stdout] 0099c8fcf2a659f3b85d1c90c7c142eefbbb7ad3f27827cf3b6b37e4b40238d3