[INFO] cloning repository https://github.com/Farteen/rust_algorithm_learning
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Farteen/rust_algorithm_learning" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFarteen%2Frust_algorithm_learning", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFarteen%2Frust_algorithm_learning'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 86e6d1ecd023d7989f511561d4cb4676bf5e5bce
[INFO] checking Farteen/rust_algorithm_learning against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFarteen%2Frust_algorithm_learning" "/workspace/builds/worker-33/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-33/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Farteen/rust_algorithm_learning on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Farteen/rust_algorithm_learning
[INFO] removed 0 missing tests
[INFO] finished tweaking git repo https://github.com/Farteen/rust_algorithm_learning
[INFO] tweaked toml for git repo https://github.com/Farteen/rust_algorithm_learning written to /workspace/builds/worker-33/source/Cargo.toml
[INFO] crate git repo https://github.com/Farteen/rust_algorithm_learning already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a596ff6b3e08f54cb95290f84703867ad8abdc3942c702514732abe7b3d5a0d5
[INFO] running `Command { std: "docker" "start" "-a" "a596ff6b3e08f54cb95290f84703867ad8abdc3942c702514732abe7b3d5a0d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a596ff6b3e08f54cb95290f84703867ad8abdc3942c702514732abe7b3d5a0d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a596ff6b3e08f54cb95290f84703867ad8abdc3942c702514732abe7b3d5a0d5", kill_on_drop: false }`
[INFO] [stdout] a596ff6b3e08f54cb95290f84703867ad8abdc3942c702514732abe7b3d5a0d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea3a73eed3d24ad8eab4ece5777183de189fad15203e86e49772ebe8e60f6060
[INFO] running `Command { std: "docker" "start" "-a" "ea3a73eed3d24ad8eab4ece5777183de189fad15203e86e49772ebe8e60f6060", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking algorithm v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating test/mod.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed test/sort/heap_sort.rs (1 fix)
[INFO] [stderr]        Fixed test/basic/test_box_deref_trait.rs (3 fixes)
[INFO] [stderr]        Fixed test/concurrent/test_state_sharing.rs (1 fix)
[INFO] [stderr]        Fixed test/basic/test_ref_cell_mock.rs (2 fixes)
[INFO] [stderr]        Fixed test/pattern/test_refutability.rs (5 fixes)
[INFO] [stderr]        Fixed test/sort/bubble_sort.rs (2 fixes)
[INFO] [stderr]        Fixed test/sort/merge_sort.rs (2 fixes)
[INFO] [stderr]        Fixed test/advance_unsafe/test_unsafe_raw_pointer.rs (3 fixes)
[INFO] [stdout] warning: associated function is never used: `send`
[INFO] [stdout]   --> test/basic/test_ref_cell_mock.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn send(&self, _msg: &str) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `bubble_sort_from_end`
[INFO] [stdout]   --> test/sort/bubble_sort.rs:28:4
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn bubble_sort_from_end(arr: &Vec<i32>) -> Vec<i32> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sort_process`
[INFO] [stdout]   --> test/sort/merge_sort.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn sort_process(_arr: &[i32], l: i32, r: i32) {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `heap_sort`
[INFO] [stdout]  --> test/sort/heap_sort.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn heap_sort(arr: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]   |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `AveragedCollection`
[INFO] [stdout]  --> test/oop/test_oop_collection.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct AveragedCollection {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add`
[INFO] [stdout]  --> test/oop/test_oop_collection.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub fn add(&mut self, value: i32){
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `remove`
[INFO] [stdout]   --> test/oop/test_oop_collection.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn remove(&mut self) -> Option<i32> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `average`
[INFO] [stdout]   --> test/oop/test_oop_collection.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn average(&self) -> f64 {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `update_average`
[INFO] [stdout]   --> test/oop/test_oop_collection.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn update_average(&mut self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `center`
[INFO] [stdout]   --> test/oop/test_trait_morphism.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     center: Point,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `radius`
[INFO] [stdout]   --> test/oop/test_trait_morphism.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     radius: i32,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `lt`
[INFO] [stdout]   --> test/oop/test_trait_morphism.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     lt: Point,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `width`
[INFO] [stdout]   --> test/oop/test_trait_morphism.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     width: i32,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `height`
[INFO] [stdout]   --> test/oop/test_trait_morphism.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     height: i32,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `outerIndex` should have a snake case name
[INFO] [stdout]   --> test/sort/bubble_sort.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     for outerIndex in 0..length-1 {
[INFO] [stdout]    |         ^^^^^^^^^^ help: convert the identifier to snake case: `outer_index`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `innerIndex` should have a snake case name
[INFO] [stdout]   --> test/sort/bubble_sort.rs:16:13
[INFO] [stdout]    |
[INFO] [stdout] 16 |         for innerIndex in outerIndex..length - 1 {
[INFO] [stdout]    |             ^^^^^^^^^^ help: convert the identifier to snake case: `inner_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `leftValue` should have a snake case name
[INFO] [stdout]   --> test/sort/bubble_sort.rs:17:17
[INFO] [stdout]    |
[INFO] [stdout] 17 |             let leftValue = target[innerIndex];
[INFO] [stdout]    |                 ^^^^^^^^^ help: convert the identifier to snake case: `left_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `rightValue` should have a snake case name
[INFO] [stdout]   --> test/sort/bubble_sort.rs:18:17
[INFO] [stdout]    |
[INFO] [stdout] 18 |             let rightValue = target[innerIndex + 1];
[INFO] [stdout]    |                 ^^^^^^^^^^ help: convert the identifier to snake case: `right_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `leftValue` should have a snake case name
[INFO] [stdout]   --> test/sort/insertion_sort.rs:17:17
[INFO] [stdout]    |
[INFO] [stdout] 17 |             let leftValue = target[j - 1];
[INFO] [stdout]    |                 ^^^^^^^^^ help: convert the identifier to snake case: `left_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `currentValue` should have a snake case name
[INFO] [stdout]   --> test/sort/insertion_sort.rs:18:17
[INFO] [stdout]    |
[INFO] [stdout] 18 |             let currentValue = target[j];
[INFO] [stdout]    |                 ^^^^^^^^^^^^ help: convert the identifier to snake case: `current_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.01s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking algorithm v0.1.0 (/tmp/fixit)
[INFO] [stdout] warning: associated function is never used: `send`
[INFO] [stdout]   --> test/basic/test_ref_cell_mock.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn send(&self, _msg: &str) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `bubble_sort_from_end`
[INFO] [stdout]   --> test/sort/bubble_sort.rs:28:4
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn bubble_sort_from_end(arr: &Vec<i32>) -> Vec<i32> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sort_process`
[INFO] [stdout]   --> test/sort/merge_sort.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn sort_process(_arr: &[i32], l: i32, r: i32) {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `heap_sort`
[INFO] [stdout]  --> test/sort/heap_sort.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn heap_sort(arr: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]   |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `AveragedCollection`
[INFO] [stdout]  --> test/oop/test_oop_collection.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct AveragedCollection {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add`
[INFO] [stdout]  --> test/oop/test_oop_collection.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub fn add(&mut self, value: i32){
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `remove`
[INFO] [stdout]   --> test/oop/test_oop_collection.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn remove(&mut self) -> Option<i32> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `average`
[INFO] [stdout]   --> test/oop/test_oop_collection.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn average(&self) -> f64 {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `update_average`
[INFO] [stdout]   --> test/oop/test_oop_collection.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn update_average(&mut self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `center`
[INFO] [stdout]   --> test/oop/test_trait_morphism.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     center: Point,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `radius`
[INFO] [stdout]   --> test/oop/test_trait_morphism.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     radius: i32,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `lt`
[INFO] [stdout]   --> test/oop/test_trait_morphism.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     lt: Point,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `width`
[INFO] [stdout]   --> test/oop/test_trait_morphism.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     width: i32,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `height`
[INFO] [stdout]   --> test/oop/test_trait_morphism.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     height: i32,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `outerIndex` should have a snake case name
[INFO] [stdout]   --> test/sort/bubble_sort.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     for outerIndex in 0..length-1 {
[INFO] [stdout]    |         ^^^^^^^^^^ help: convert the identifier to snake case: `outer_index`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `innerIndex` should have a snake case name
[INFO] [stdout]   --> test/sort/bubble_sort.rs:16:13
[INFO] [stdout]    |
[INFO] [stdout] 16 |         for innerIndex in outerIndex..length - 1 {
[INFO] [stdout]    |             ^^^^^^^^^^ help: convert the identifier to snake case: `inner_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `leftValue` should have a snake case name
[INFO] [stdout]   --> test/sort/bubble_sort.rs:17:17
[INFO] [stdout]    |
[INFO] [stdout] 17 |             let leftValue = target[innerIndex];
[INFO] [stdout]    |                 ^^^^^^^^^ help: convert the identifier to snake case: `left_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `rightValue` should have a snake case name
[INFO] [stdout]   --> test/sort/bubble_sort.rs:18:17
[INFO] [stdout]    |
[INFO] [stdout] 18 |             let rightValue = target[innerIndex + 1];
[INFO] [stdout]    |                 ^^^^^^^^^^ help: convert the identifier to snake case: `right_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `leftValue` should have a snake case name
[INFO] [stdout]   --> test/sort/insertion_sort.rs:17:17
[INFO] [stdout]    |
[INFO] [stdout] 17 |             let leftValue = target[j - 1];
[INFO] [stdout]    |                 ^^^^^^^^^ help: convert the identifier to snake case: `left_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `currentValue` should have a snake case name
[INFO] [stdout]   --> test/sort/insertion_sort.rs:18:17
[INFO] [stdout]    |
[INFO] [stdout] 18 |             let currentValue = target[j];
[INFO] [stdout]    |                 ^^^^^^^^^^^^ help: convert the identifier to snake case: `current_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.22s
[INFO] running `Command { std: "docker" "inspect" "ea3a73eed3d24ad8eab4ece5777183de189fad15203e86e49772ebe8e60f6060", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea3a73eed3d24ad8eab4ece5777183de189fad15203e86e49772ebe8e60f6060", kill_on_drop: false }`
[INFO] [stdout] ea3a73eed3d24ad8eab4ece5777183de189fad15203e86e49772ebe8e60f6060