[INFO] cloning repository https://github.com/fkaaa568/-Arthimetic-Operators
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fkaaa568/-Arthimetic-Operators" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffkaaa568%2F-Arthimetic-Operators", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffkaaa568%2F-Arthimetic-Operators'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 163dc6fdb3a091e22e5013a841465ec961f4360d
[INFO] checking fkaaa568/-Arthimetic-Operators against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffkaaa568%2F-Arthimetic-Operators" "/workspace/builds/worker-101/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-101/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fkaaa568/-Arthimetic-Operators on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fkaaa568/-Arthimetic-Operators
[INFO] finished tweaking git repo https://github.com/fkaaa568/-Arthimetic-Operators
[INFO] tweaked toml for git repo https://github.com/fkaaa568/-Arthimetic-Operators written to /workspace/builds/worker-101/source/Cargo.toml
[INFO] crate git repo https://github.com/fkaaa568/-Arthimetic-Operators already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 58bb1d3e9102cb4074506abd3f1eeafb92c514b84b62d8d3e4c61bcda47dff17
[INFO] running `Command { std: "docker" "start" "-a" "58bb1d3e9102cb4074506abd3f1eeafb92c514b84b62d8d3e4c61bcda47dff17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58bb1d3e9102cb4074506abd3f1eeafb92c514b84b62d8d3e4c61bcda47dff17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58bb1d3e9102cb4074506abd3f1eeafb92c514b84b62d8d3e4c61bcda47dff17", kill_on_drop: false }`
[INFO] [stdout] 58bb1d3e9102cb4074506abd3f1eeafb92c514b84b62d8d3e4c61bcda47dff17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9eeb0d0968be30cb8e45de80b9d9b77b05bdde4bdd08d9f4be1dec43cf9a7d58
[INFO] running `Command { std: "docker" "start" "-a" "9eeb0d0968be30cb8e45de80b9d9b77b05bdde4bdd08d9f4be1dec43cf9a7d58", kill_on_drop: false }`
[INFO] [stderr]     Checking functions v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let mut sum:i32;
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let mut sum:i32;
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let mut sum:i32;
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let mut sum:i32;
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Num1` should have a snake case name
[INFO] [stdout]  --> src/main.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 |  let mut Num1 = String::new();
[INFO] [stdout]   |          ^^^^ help: convert the identifier to snake case: `num1`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Num1` should have a snake case name
[INFO] [stdout]  --> src/main.rs:5:6
[INFO] [stdout]   |
[INFO] [stdout] 5 |  let Num1:i32 = Num1.trim().parse().unwrap();
[INFO] [stdout]   |      ^^^^ help: convert the identifier to snake case: `num1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Num2` should have a snake case name
[INFO] [stdout]  --> src/main.rs:7:10
[INFO] [stdout]   |
[INFO] [stdout] 7 |  let mut Num2 = String::new();
[INFO] [stdout]   |          ^^^^ help: convert the identifier to snake case: `num2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Num2` should have a snake case name
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | let Num2:i32 = Num2.trim().parse().unwrap();
[INFO] [stdout]   |     ^^^^ help: convert the identifier to snake case: `num2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Num1` should have a snake case name
[INFO] [stdout]   --> src/main.rs:22:23
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn addition_of_number(Num1:i32,Num2:i32)->i32{
[INFO] [stdout]    |                       ^^^^ help: convert the identifier to snake case: `num1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Num2` should have a snake case name
[INFO] [stdout]   --> src/main.rs:22:32
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn addition_of_number(Num1:i32,Num2:i32)->i32{
[INFO] [stdout]    |                                ^^^^ help: convert the identifier to snake case: `num2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Num1` should have a snake case name
[INFO] [stdout]   --> src/main.rs:29:26
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn subtraction_of_number(Num1:i32,Num2:i32)->i32{
[INFO] [stdout]    |                          ^^^^ help: convert the identifier to snake case: `num1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Num2` should have a snake case name
[INFO] [stdout]   --> src/main.rs:29:35
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn subtraction_of_number(Num1:i32,Num2:i32)->i32{
[INFO] [stdout]    |                                   ^^^^ help: convert the identifier to snake case: `num2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Num1` should have a snake case name
[INFO] [stdout]   --> src/main.rs:35:29
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn multiplication_of_number(Num1:i32,Num2:i32)->i32{
[INFO] [stdout]    |                             ^^^^ help: convert the identifier to snake case: `num1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Num2` should have a snake case name
[INFO] [stdout]   --> src/main.rs:35:38
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn multiplication_of_number(Num1:i32,Num2:i32)->i32{
[INFO] [stdout]    |                                      ^^^^ help: convert the identifier to snake case: `num2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Num1` should have a snake case name
[INFO] [stdout]   --> src/main.rs:43:23
[INFO] [stdout]    |
[INFO] [stdout] 43 | fn division_of_number(Num1:i32,Num2:i32)->i32{
[INFO] [stdout]    |                       ^^^^ help: convert the identifier to snake case: `num1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let mut sum:i32;
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Num2` should have a snake case name
[INFO] [stdout]   --> src/main.rs:43:32
[INFO] [stdout]    |
[INFO] [stdout] 43 | fn division_of_number(Num1:i32,Num2:i32)->i32{
[INFO] [stdout]    |                                ^^^^ help: convert the identifier to snake case: `num2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let mut sum:i32;
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let mut sum:i32;
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let mut sum:i32;
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Num1` should have a snake case name
[INFO] [stdout]  --> src/main.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 |  let mut Num1 = String::new();
[INFO] [stdout]   |          ^^^^ help: convert the identifier to snake case: `num1`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Num1` should have a snake case name
[INFO] [stdout]  --> src/main.rs:5:6
[INFO] [stdout]   |
[INFO] [stdout] 5 |  let Num1:i32 = Num1.trim().parse().unwrap();
[INFO] [stdout]   |      ^^^^ help: convert the identifier to snake case: `num1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Num2` should have a snake case name
[INFO] [stdout]  --> src/main.rs:7:10
[INFO] [stdout]   |
[INFO] [stdout] 7 |  let mut Num2 = String::new();
[INFO] [stdout]   |          ^^^^ help: convert the identifier to snake case: `num2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Num2` should have a snake case name
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | let Num2:i32 = Num2.trim().parse().unwrap();
[INFO] [stdout]   |     ^^^^ help: convert the identifier to snake case: `num2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Num1` should have a snake case name
[INFO] [stdout]   --> src/main.rs:22:23
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn addition_of_number(Num1:i32,Num2:i32)->i32{
[INFO] [stdout]    |                       ^^^^ help: convert the identifier to snake case: `num1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Num2` should have a snake case name
[INFO] [stdout]   --> src/main.rs:22:32
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn addition_of_number(Num1:i32,Num2:i32)->i32{
[INFO] [stdout]    |                                ^^^^ help: convert the identifier to snake case: `num2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Num1` should have a snake case name
[INFO] [stdout]   --> src/main.rs:29:26
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn subtraction_of_number(Num1:i32,Num2:i32)->i32{
[INFO] [stdout]    |                          ^^^^ help: convert the identifier to snake case: `num1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Num2` should have a snake case name
[INFO] [stdout]   --> src/main.rs:29:35
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn subtraction_of_number(Num1:i32,Num2:i32)->i32{
[INFO] [stdout]    |                                   ^^^^ help: convert the identifier to snake case: `num2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Num1` should have a snake case name
[INFO] [stdout]   --> src/main.rs:35:29
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn multiplication_of_number(Num1:i32,Num2:i32)->i32{
[INFO] [stdout]    |                             ^^^^ help: convert the identifier to snake case: `num1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Num2` should have a snake case name
[INFO] [stdout]   --> src/main.rs:35:38
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn multiplication_of_number(Num1:i32,Num2:i32)->i32{
[INFO] [stdout]    |                                      ^^^^ help: convert the identifier to snake case: `num2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Num1` should have a snake case name
[INFO] [stdout]   --> src/main.rs:43:23
[INFO] [stdout]    |
[INFO] [stdout] 43 | fn division_of_number(Num1:i32,Num2:i32)->i32{
[INFO] [stdout]    |                       ^^^^ help: convert the identifier to snake case: `num1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Num2` should have a snake case name
[INFO] [stdout]   --> src/main.rs:43:32
[INFO] [stdout]    |
[INFO] [stdout] 43 | fn division_of_number(Num1:i32,Num2:i32)->i32{
[INFO] [stdout]    |                                ^^^^ help: convert the identifier to snake case: `num2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "9eeb0d0968be30cb8e45de80b9d9b77b05bdde4bdd08d9f4be1dec43cf9a7d58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9eeb0d0968be30cb8e45de80b9d9b77b05bdde4bdd08d9f4be1dec43cf9a7d58", kill_on_drop: false }`
[INFO] [stdout] 9eeb0d0968be30cb8e45de80b9d9b77b05bdde4bdd08d9f4be1dec43cf9a7d58