[INFO] cloning repository https://github.com/samantamrityunjay/Rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/samantamrityunjay/Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamantamrityunjay%2FRust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamantamrityunjay%2FRust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 425599d6496a4fc2775aa9536cfde0c9fdb687ce
[INFO] checking samantamrityunjay/Rust against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamantamrityunjay%2FRust" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/samantamrityunjay/Rust on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/samantamrityunjay/Rust
[INFO] finished tweaking git repo https://github.com/samantamrityunjay/Rust
[INFO] tweaked toml for git repo https://github.com/samantamrityunjay/Rust written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/samantamrityunjay/Rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d91d6323d93684c3af0a0a69c0920c61990ca8ae74cf2a16ba42ca27f72eca6
[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" "9d91d6323d93684c3af0a0a69c0920c61990ca8ae74cf2a16ba42ca27f72eca6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d91d6323d93684c3af0a0a69c0920c61990ca8ae74cf2a16ba42ca27f72eca6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d91d6323d93684c3af0a0a69c0920c61990ca8ae74cf2a16ba42ca27f72eca6", kill_on_drop: false }`
[INFO] [stdout] 9d91d6323d93684c3af0a0a69c0920c61990ca8ae74cf2a16ba42ca27f72eca6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cbd822ee904e6ec7dd301405655a4e8f3e2c122b79c8bdd978c9c10a92c21af3
[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" "cbd822ee904e6ec7dd301405655a4e8f3e2c122b79c8bdd978c9c10a92c21af3", kill_on_drop: false }`
[INFO] [stderr]     Checking rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]  --> src/pattern_matching.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 |         9...11=>"lots of",
[INFO] [stdout]   |          ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/main.rs:134:10
[INFO] [stdout]     |
[INFO] [stdout] 134 |         1...999=>"unknown",
[INFO] [stdout]     |          ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `rgbcolor` should have an upper camel case name
[INFO] [stdout]    --> src/main.rs:158:5
[INFO] [stdout]     |
[INFO] [stdout] 158 |     rgbcolor(u8,u8,u8),
[INFO] [stdout]     |     ^^^^^^^^ help: convert the identifier to upper camel case: `Rgbcolor`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `point` should have an upper camel case name
[INFO] [stdout]    --> src/main.rs:330:8
[INFO] [stdout]     |
[INFO] [stdout] 330 | struct point<T>{
[INFO] [stdout]     |        ^^^^^ help: convert the identifier to upper camel case: `Point`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `line` should have an upper camel case name
[INFO] [stdout]    --> src/main.rs:334:8
[INFO] [stdout]     |
[INFO] [stdout] 334 | struct line<T>
[INFO] [stdout]     |        ^^^^ help: convert the identifier to upper camel case: `Line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]  --> src/pattern_matching.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 |         9...11=>"lots of",
[INFO] [stdout]   |          ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/main.rs:134:10
[INFO] [stdout]     |
[INFO] [stdout] 134 |         1...999=>"unknown",
[INFO] [stdout]     |          ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `rgbcolor` should have an upper camel case name
[INFO] [stdout]    --> src/main.rs:158:5
[INFO] [stdout]     |
[INFO] [stdout] 158 |     rgbcolor(u8,u8,u8),
[INFO] [stdout]     |     ^^^^^^^^ help: convert the identifier to upper camel case: `Rgbcolor`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `point` should have an upper camel case name
[INFO] [stdout]    --> src/main.rs:330:8
[INFO] [stdout]     |
[INFO] [stdout] 330 | struct point<T>{
[INFO] [stdout]     |        ^^^^^ help: convert the identifier to upper camel case: `Point`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `line` should have an upper camel case name
[INFO] [stdout]    --> src/main.rs:334:8
[INFO] [stdout]     |
[INFO] [stdout] 334 | struct line<T>
[INFO] [stdout]     |        ^^^^ help: convert the identifier to upper camel case: `Line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `myline`
[INFO] [stdout]    --> src/main.rs:152:9
[INFO] [stdout]     |
[INFO] [stdout] 152 |     let myline=Line {start:p,end:p2};
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_myline`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/main.rs:191:9
[INFO] [stdout]     |
[INFO] [stdout] 191 |     let value= unsafe{iof.i};
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/main.rs:236:9
[INFO] [stdout]     |
[INFO] [stdout] 236 |     for i in 0..mtx.len(){
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `last_elem`
[INFO] [stdout]    --> src/main.rs:256:9
[INFO] [stdout]     |
[INFO] [stdout] 256 |     let last_elem=a.pop();
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_elem`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `u`
[INFO] [stdout]    --> src/main.rs:298:9
[INFO] [stdout]     |
[INFO] [stdout] 298 |     let u:&str=&letters;
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `z`
[INFO] [stdout]    --> src/main.rs:300:9
[INFO] [stdout]     |
[INFO] [stdout] 300 |     let z=letters+"abc";
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_z`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `myline`
[INFO] [stdout]    --> src/main.rs:342:9
[INFO] [stdout]     |
[INFO] [stdout] 342 |     let myline=line{start:a,end:b};
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_myline`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `myline`
[INFO] [stdout]    --> src/main.rs:152:9
[INFO] [stdout]     |
[INFO] [stdout] 152 |     let myline=Line {start:p,end:p2};
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_myline`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/main.rs:191:9
[INFO] [stdout]     |
[INFO] [stdout] 191 |     let value= unsafe{iof.i};
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/main.rs:236:9
[INFO] [stdout]     |
[INFO] [stdout] 236 |     for i in 0..mtx.len(){
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `last_elem`
[INFO] [stdout]    --> src/main.rs:256:9
[INFO] [stdout]     |
[INFO] [stdout] 256 |     let last_elem=a.pop();
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_elem`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `u`
[INFO] [stdout]    --> src/main.rs:298:9
[INFO] [stdout]     |
[INFO] [stdout] 298 |     let u:&str=&letters;
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `z`
[INFO] [stdout]    --> src/main.rs:300:9
[INFO] [stdout]     |
[INFO] [stdout] 300 |     let z=letters+"abc";
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_z`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `myline`
[INFO] [stdout]    --> src/main.rs:342:9
[INFO] [stdout]     |
[INFO] [stdout] 342 |     let myline=line{start:a,end:b};
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_myline`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]    --> src/main.rs:188:5
[INFO] [stdout]     |
[INFO] [stdout] 188 |     unsafe{
[INFO] [stdout]     |     ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]    --> src/main.rs:188:5
[INFO] [stdout]     |
[INFO] [stdout] 188 |     unsafe{
[INFO] [stdout]     |     ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `how_many`
[INFO] [stdout]  --> src/pattern_matching.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn how_many(x:i32)->&'static 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: `pattern_matching`
[INFO] [stdout]   --> src/pattern_matching.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn pattern_matching(){
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INITIAL_CONSTANT`
[INFO] [stdout]  --> src/main.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | const INITIAL_CONSTANT:u8=32;//no fixed address
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static is never used: `xyz`
[INFO] [stdout]   --> src/main.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | static mut xyz:i32=123;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `how_many`
[INFO] [stdout]  --> src/pattern_matching.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn how_many(x:i32)->&'static 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: `pattern_matching`
[INFO] [stdout]   --> src/pattern_matching.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn pattern_matching(){
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INITIAL_CONSTANT`
[INFO] [stdout]  --> src/main.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | const INITIAL_CONSTANT:u8=32;//no fixed address
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static is never used: `xyz`
[INFO] [stdout]   --> src/main.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | static mut xyz:i32=123;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `datatypes`
[INFO] [stdout]   --> src/main.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn datatypes() {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `operators`
[INFO] [stdout]   --> src/main.rs:42:4
[INFO] [stdout]    |
[INFO] [stdout] 42 | fn operators(){
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `scope_shadowing`
[INFO] [stdout]   --> src/main.rs:72:4
[INFO] [stdout]    |
[INFO] [stdout] 72 | fn scope_shadowing(){
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `if_statement`
[INFO] [stdout]   --> src/main.rs:83:4
[INFO] [stdout]    |
[INFO] [stdout] 83 | fn if_statement()
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `while_and_loop`
[INFO] [stdout]    --> src/main.rs:102:4
[INFO] [stdout]     |
[INFO] [stdout] 102 | fn while_and_loop(){
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `for_loop`
[INFO] [stdout]    --> src/main.rs:116:4
[INFO] [stdout]     |
[INFO] [stdout] 116 | fn for_loop(){
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `match_statements`
[INFO] [stdout]    --> src/main.rs:127:4
[INFO] [stdout]     |
[INFO] [stdout] 127 | fn match_statements(){
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Line`
[INFO] [stdout]    --> src/main.rs:143:8
[INFO] [stdout]     |
[INFO] [stdout] 143 | struct Line{
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `structures`
[INFO] [stdout]    --> src/main.rs:148:4
[INFO] [stdout]     |
[INFO] [stdout] 148 | fn structures(){
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Color`
[INFO] [stdout]    --> src/main.rs:154:6
[INFO] [stdout]     |
[INFO] [stdout] 154 | enum Color{
[INFO] [stdout]     |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `enums`
[INFO] [stdout]    --> src/main.rs:161:4
[INFO] [stdout]     |
[INFO] [stdout] 161 | fn enums(){
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `datatypes`
[INFO] [stdout]   --> src/main.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn datatypes() {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: union is never used: `IntorFloat`
[INFO] [stdout]    --> src/main.rs:173:7
[INFO] [stdout]     |
[INFO] [stdout] 173 | union IntorFloat{
[INFO] [stdout]     |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `process_value`
[INFO] [stdout]    --> src/main.rs:177:4
[INFO] [stdout]     |
[INFO] [stdout] 177 | fn process_value(iof:IntorFloat){
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `unions`
[INFO] [stdout]    --> src/main.rs:185:4
[INFO] [stdout]     |
[INFO] [stdout] 185 | fn unions(){
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `option`
[INFO] [stdout]    --> src/main.rs:196:4
[INFO] [stdout]     |
[INFO] [stdout] 196 | fn option(){
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `arrays`
[INFO] [stdout]    --> src/main.rs:210:4
[INFO] [stdout]     |
[INFO] [stdout] 210 | fn arrays()
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `vectors`
[INFO] [stdout]    --> src/main.rs:241:4
[INFO] [stdout]     |
[INFO] [stdout] 241 | fn vectors(){
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `use_slices`
[INFO] [stdout]    --> src/main.rs:264:4
[INFO] [stdout]     |
[INFO] [stdout] 264 | fn use_slices(slice: &mut [i32]){
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `slices`
[INFO] [stdout]    --> src/main.rs:268:4
[INFO] [stdout]     |
[INFO] [stdout] 268 | fn slices()
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `strings`
[INFO] [stdout]    --> src/main.rs:275:4
[INFO] [stdout]     |
[INFO] [stdout] 275 | fn strings(){
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sum_and_product`
[INFO] [stdout]    --> src/main.rs:307:4
[INFO] [stdout]     |
[INFO] [stdout] 307 | fn sum_and_product(x:i32,y:i32)->(i32,i32){
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `tuples`
[INFO] [stdout]    --> src/main.rs:310:4
[INFO] [stdout]     |
[INFO] [stdout] 310 | fn tuples(){
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `point`
[INFO] [stdout]    --> src/main.rs:330:8
[INFO] [stdout]     |
[INFO] [stdout] 330 | struct point<T>{
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `line`
[INFO] [stdout]    --> src/main.rs:334:8
[INFO] [stdout]     |
[INFO] [stdout] 334 | struct line<T>
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `generics`
[INFO] [stdout]    --> src/main.rs:339:4
[INFO] [stdout]     |
[INFO] [stdout] 339 | fn generics(){
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_value`
[INFO] [stdout]    --> src/main.rs:345:4
[INFO] [stdout]     |
[INFO] [stdout] 345 | fn print_value(x:i32){
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `increase`
[INFO] [stdout]    --> src/main.rs:348:4
[INFO] [stdout]     |
[INFO] [stdout] 348 | fn increase(x:&mut i32){
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `product`
[INFO] [stdout]    --> src/main.rs:351:4
[INFO] [stdout]     |
[INFO] [stdout] 351 | fn product(x:i32,y:i32)->i32{
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `functions`
[INFO] [stdout]    --> src/main.rs:354:4
[INFO] [stdout]     |
[INFO] [stdout] 354 | fn functions(){
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `len`
[INFO] [stdout]    --> src/main.rs:365:8
[INFO] [stdout]     |
[INFO] [stdout] 365 |     fn len(&self)->f64
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `methods`
[INFO] [stdout]    --> src/main.rs:374:4
[INFO] [stdout]     |
[INFO] [stdout] 374 | fn methods(){
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `operators`
[INFO] [stdout]   --> src/main.rs:42:4
[INFO] [stdout]    |
[INFO] [stdout] 42 | fn operators(){
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `scope_shadowing`
[INFO] [stdout]   --> src/main.rs:72:4
[INFO] [stdout]    |
[INFO] [stdout] 72 | fn scope_shadowing(){
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `if_statement`
[INFO] [stdout]   --> src/main.rs:83:4
[INFO] [stdout]    |
[INFO] [stdout] 83 | fn if_statement()
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `while_and_loop`
[INFO] [stdout]    --> src/main.rs:102:4
[INFO] [stdout]     |
[INFO] [stdout] 102 | fn while_and_loop(){
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `for_loop`
[INFO] [stdout]    --> src/main.rs:116:4
[INFO] [stdout]     |
[INFO] [stdout] 116 | fn for_loop(){
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `match_statements`
[INFO] [stdout]    --> src/main.rs:127:4
[INFO] [stdout]     |
[INFO] [stdout] 127 | fn match_statements(){
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Line`
[INFO] [stdout]    --> src/main.rs:143:8
[INFO] [stdout]     |
[INFO] [stdout] 143 | struct Line{
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `structures`
[INFO] [stdout]    --> src/main.rs:148:4
[INFO] [stdout]     |
[INFO] [stdout] 148 | fn structures(){
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Color`
[INFO] [stdout]    --> src/main.rs:154:6
[INFO] [stdout]     |
[INFO] [stdout] 154 | enum Color{
[INFO] [stdout]     |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `enums`
[INFO] [stdout]    --> src/main.rs:161:4
[INFO] [stdout]     |
[INFO] [stdout] 161 | fn enums(){
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: union is never used: `IntorFloat`
[INFO] [stdout]    --> src/main.rs:173:7
[INFO] [stdout]     |
[INFO] [stdout] 173 | union IntorFloat{
[INFO] [stdout]     |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `process_value`
[INFO] [stdout]    --> src/main.rs:177:4
[INFO] [stdout]     |
[INFO] [stdout] 177 | fn process_value(iof:IntorFloat){
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `unions`
[INFO] [stdout]    --> src/main.rs:185:4
[INFO] [stdout]     |
[INFO] [stdout] 185 | fn unions(){
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `option`
[INFO] [stdout]    --> src/main.rs:196:4
[INFO] [stdout]     |
[INFO] [stdout] 196 | fn option(){
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `arrays`
[INFO] [stdout]    --> src/main.rs:210:4
[INFO] [stdout]     |
[INFO] [stdout] 210 | fn arrays()
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `vectors`
[INFO] [stdout]    --> src/main.rs:241:4
[INFO] [stdout]     |
[INFO] [stdout] 241 | fn vectors(){
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `use_slices`
[INFO] [stdout]    --> src/main.rs:264:4
[INFO] [stdout]     |
[INFO] [stdout] 264 | fn use_slices(slice: &mut [i32]){
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `slices`
[INFO] [stdout]    --> src/main.rs:268:4
[INFO] [stdout]     |
[INFO] [stdout] 268 | fn slices()
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `say_hello`
[INFO] [stdout]    --> src/main.rs:380:4
[INFO] [stdout]     |
[INFO] [stdout] 380 | fn say_hello()
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `closures`
[INFO] [stdout]    --> src/main.rs:384:4
[INFO] [stdout]     |
[INFO] [stdout] 384 | fn closures(){
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_even`
[INFO] [stdout]    --> src/main.rs:399:4
[INFO] [stdout]     |
[INFO] [stdout] 399 | fn is_even(x:i32)->bool{
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `hof`
[INFO] [stdout]    --> src/main.rs:402:4
[INFO] [stdout]     |
[INFO] [stdout] 402 | fn hof(){
[INFO] [stdout]     |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `traits`
[INFO] [stdout]    --> src/main.rs:440:4
[INFO] [stdout]     |
[INFO] [stdout] 440 | fn traits(){
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `operator_overloading`
[INFO] [stdout]    --> src/main.rs:450:4
[INFO] [stdout]     |
[INFO] [stdout] 450 | fn operator_overloading(){
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `strings`
[INFO] [stdout]    --> src/main.rs:275:4
[INFO] [stdout]     |
[INFO] [stdout] 275 | fn strings(){
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sum_and_product`
[INFO] [stdout]    --> src/main.rs:307:4
[INFO] [stdout]     |
[INFO] [stdout] 307 | fn sum_and_product(x:i32,y:i32)->(i32,i32){
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `tuples`
[INFO] [stdout]    --> src/main.rs:310:4
[INFO] [stdout]     |
[INFO] [stdout] 310 | fn tuples(){
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `point`
[INFO] [stdout]    --> src/main.rs:330:8
[INFO] [stdout]     |
[INFO] [stdout] 330 | struct point<T>{
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `line`
[INFO] [stdout]    --> src/main.rs:334:8
[INFO] [stdout]     |
[INFO] [stdout] 334 | struct line<T>
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `generics`
[INFO] [stdout]    --> src/main.rs:339:4
[INFO] [stdout]     |
[INFO] [stdout] 339 | fn generics(){
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_value`
[INFO] [stdout]    --> src/main.rs:345:4
[INFO] [stdout]     |
[INFO] [stdout] 345 | fn print_value(x:i32){
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `increase`
[INFO] [stdout]    --> src/main.rs:348:4
[INFO] [stdout]     |
[INFO] [stdout] 348 | fn increase(x:&mut i32){
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `product`
[INFO] [stdout]    --> src/main.rs:351:4
[INFO] [stdout]     |
[INFO] [stdout] 351 | fn product(x:i32,y:i32)->i32{
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `functions`
[INFO] [stdout]    --> src/main.rs:354:4
[INFO] [stdout]     |
[INFO] [stdout] 354 | fn functions(){
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `len`
[INFO] [stdout]    --> src/main.rs:365:8
[INFO] [stdout]     |
[INFO] [stdout] 365 |     fn len(&self)->f64
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `methods`
[INFO] [stdout]    --> src/main.rs:374:4
[INFO] [stdout]     |
[INFO] [stdout] 374 | fn methods(){
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `xyz` should have an upper case name
[INFO] [stdout]   --> src/main.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | static mut xyz:i32=123;
[INFO] [stdout]    |            ^^^ help: convert the identifier to upper case (notice the capitalization): `XYZ`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `say_hello`
[INFO] [stdout]    --> src/main.rs:380:4
[INFO] [stdout]     |
[INFO] [stdout] 380 | fn say_hello()
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `closures`
[INFO] [stdout]    --> src/main.rs:384:4
[INFO] [stdout]     |
[INFO] [stdout] 384 | fn closures(){
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_even`
[INFO] [stdout]    --> src/main.rs:399:4
[INFO] [stdout]     |
[INFO] [stdout] 399 | fn is_even(x:i32)->bool{
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `hof`
[INFO] [stdout]    --> src/main.rs:402:4
[INFO] [stdout]     |
[INFO] [stdout] 402 | fn hof(){
[INFO] [stdout]     |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `traits`
[INFO] [stdout]    --> src/main.rs:440:4
[INFO] [stdout]     |
[INFO] [stdout] 440 | fn traits(){
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `operator_overloading`
[INFO] [stdout]    --> src/main.rs:450:4
[INFO] [stdout]     |
[INFO] [stdout] 450 | fn operator_overloading(){
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `xyz` should have an upper case name
[INFO] [stdout]   --> src/main.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | static mut xyz:i32=123;
[INFO] [stdout]    |            ^^^ help: convert the identifier to upper case (notice the capitalization): `XYZ`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 55 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
[INFO] [stdout] warning: 55 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cbd822ee904e6ec7dd301405655a4e8f3e2c122b79c8bdd978c9c10a92c21af3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbd822ee904e6ec7dd301405655a4e8f3e2c122b79c8bdd978c9c10a92c21af3", kill_on_drop: false }`
[INFO] [stdout] cbd822ee904e6ec7dd301405655a4e8f3e2c122b79c8bdd978c9c10a92c21af3