[INFO] cloning repository https://github.com/galfonso99/Rustang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/galfonso99/Rustang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgalfonso99%2FRustang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgalfonso99%2FRustang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 94a6cbfd955f8fce704757187497bf2283f3dbcf
[INFO] checking galfonso99/Rustang against try#ffa4a0215752773248fb0f0a8092f1c3e7907e9e for pr-75585
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgalfonso99%2FRustang" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/galfonso99/Rustang on toolchain ffa4a0215752773248fb0f0a8092f1c3e7907e9e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/galfonso99/Rustang
[INFO] finished tweaking git repo https://github.com/galfonso99/Rustang
[INFO] tweaked toml for git repo https://github.com/galfonso99/Rustang written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/galfonso99/Rustang already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d4bf76e91431b3a0b1a0c8ebd190ae9b9f23a2a605fdfefbc4ac9aafd098bb06
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d4bf76e91431b3a0b1a0c8ebd190ae9b9f23a2a605fdfefbc4ac9aafd098bb06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4bf76e91431b3a0b1a0c8ebd190ae9b9f23a2a605fdfefbc4ac9aafd098bb06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4bf76e91431b3a0b1a0c8ebd190ae9b9f23a2a605fdfefbc4ac9aafd098bb06", kill_on_drop: false }`
[INFO] [stdout] d4bf76e91431b3a0b1a0c8ebd190ae9b9f23a2a605fdfefbc4ac9aafd098bb06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e93a37162d2140fbadbdd2b832c7fa5799620cbd400cf3ab4f4e670dc7bd9b38
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e93a37162d2140fbadbdd2b832c7fa5799620cbd400cf3ab4f4e670dc7bd9b38", kill_on_drop: false }`
[INFO] [stderr]     Checking Rustang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `is_palindrome`
[INFO] [stdout]  --> src/palindrome.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn is_palindrome(string: String) -> bool {
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_palindrome2`
[INFO] [stdout]   --> src/palindrome.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn is_palindrome2(string: String) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_palindrome3`
[INFO] [stdout]   --> src/palindrome.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn is_palindrome3(string: String) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run`
[INFO] [stdout]   --> src/palindrome.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub fn run() {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `adjacentElementsProduct`
[INFO] [stdout]  --> src/adjacent_product.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn adjacentElementsProduct(inputArray: Vec<i32>) -> i32 {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run`
[INFO] [stdout]  --> src/adjacent_product.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn run() {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `shape_area`
[INFO] [stdout]  --> src/shape_area.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn shape_area(n: i32) -> i32 {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run`
[INFO] [stdout]  --> src/shape_area.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn run() {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `Rustang` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `rustang`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `adjacentElementsProduct` should have a snake case name
[INFO] [stdout]  --> src/adjacent_product.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn adjacentElementsProduct(inputArray: Vec<i32>) -> i32 {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `adjacent_elements_product`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `inputArray` should have a snake case name
[INFO] [stdout]  --> src/adjacent_product.rs:1:28
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn adjacentElementsProduct(inputArray: Vec<i32>) -> i32 {
[INFO] [stdout]   |                            ^^^^^^^^^^ help: convert the identifier to snake case: `input_array`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_palindrome`
[INFO] [stdout]  --> src/palindrome.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn is_palindrome(string: String) -> bool {
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_palindrome2`
[INFO] [stdout]   --> src/palindrome.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn is_palindrome2(string: String) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_palindrome3`
[INFO] [stdout]   --> src/palindrome.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn is_palindrome3(string: String) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run`
[INFO] [stdout]   --> src/palindrome.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub fn run() {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `adjacentElementsProduct`
[INFO] [stdout]  --> src/adjacent_product.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn adjacentElementsProduct(inputArray: Vec<i32>) -> i32 {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run`
[INFO] [stdout]  --> src/adjacent_product.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn run() {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `shape_area`
[INFO] [stdout]  --> src/shape_area.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn shape_area(n: i32) -> i32 {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run`
[INFO] [stdout]  --> src/shape_area.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn run() {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `Rustang` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `rustang`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `adjacentElementsProduct` should have a snake case name
[INFO] [stdout]  --> src/adjacent_product.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn adjacentElementsProduct(inputArray: Vec<i32>) -> i32 {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `adjacent_elements_product`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `inputArray` should have a snake case name
[INFO] [stdout]  --> src/adjacent_product.rs:1:28
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn adjacentElementsProduct(inputArray: Vec<i32>) -> i32 {
[INFO] [stdout]   |                            ^^^^^^^^^^ help: convert the identifier to snake case: `input_array`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "e93a37162d2140fbadbdd2b832c7fa5799620cbd400cf3ab4f4e670dc7bd9b38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e93a37162d2140fbadbdd2b832c7fa5799620cbd400cf3ab4f4e670dc7bd9b38", kill_on_drop: false }`
[INFO] [stdout] e93a37162d2140fbadbdd2b832c7fa5799620cbd400cf3ab4f4e670dc7bd9b38