[INFO] cloning repository https://github.com/haroonsyed/Rust-Tut [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/haroonsyed/Rust-Tut" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fharoonsyed%2FRust-Tut", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fharoonsyed%2FRust-Tut'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 145dc67edac7c824df925be18dac4ea257f04534 [INFO] testing haroonsyed/Rust-Tut against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fharoonsyed%2FRust-Tut" "/workspace/builds/worker-27/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-27/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/haroonsyed/Rust-Tut on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/haroonsyed/Rust-Tut [INFO] finished tweaking git repo https://github.com/haroonsyed/Rust-Tut [INFO] tweaked toml for git repo https://github.com/haroonsyed/Rust-Tut written to /workspace/builds/worker-27/source/Cargo.toml [INFO] crate git repo https://github.com/haroonsyed/Rust-Tut already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--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-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0eb08bc74479eb730b8d4a83707b7c9b628284f7763a7ee90874d2b86452d343 [INFO] running `Command { std: "docker" "start" "-a" "0eb08bc74479eb730b8d4a83707b7c9b628284f7763a7ee90874d2b86452d343", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0eb08bc74479eb730b8d4a83707b7c9b628284f7763a7ee90874d2b86452d343", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0eb08bc74479eb730b8d4a83707b7c9b628284f7763a7ee90874d2b86452d343", kill_on_drop: false }` [INFO] [stdout] 0eb08bc74479eb730b8d4a83707b7c9b628284f7763a7ee90874d2b86452d343 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d86bfbec47e3dc2393e3a63be14ae6a2ec4cb74f000fb8ee50f011b2935022d2 [INFO] running `Command { std: "docker" "start" "-a" "d86bfbec47e3dc2393e3a63be14ae6a2ec4cb74f000fb8ee50f011b2935022d2", kill_on_drop: false }` [INFO] [stderr] Compiling Rust-Tut v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::ops::Add` [INFO] [stdout] --> src/strings.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::ops::Add; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/conditionals.rs:5:7 [INFO] [stdout] | [INFO] [stdout] 5 | if(age>=18) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 5 - if(age>=18) { [INFO] [stdout] 5 + if age>=18 { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/conditionals.rs:11:7 [INFO] [stdout] | [INFO] [stdout] 11 | if(age >= 18 && registered) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 11 - if(age >= 18 && registered) { [INFO] [stdout] 11 + if age >= 18 && registered { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/loops.rs:8:11 [INFO] [stdout] | [INFO] [stdout] 8 | if(count == 10) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 8 - if(count == 10) { [INFO] [stdout] 8 + if count == 10 { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name2` [INFO] [stdout] --> src/vars.rs:21:10 [INFO] [stdout] | [INFO] [stdout] 21 | let (name2,age2) = ("Syed",20); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_name2` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `age2` [INFO] [stdout] --> src/vars.rs:21:16 [INFO] [stdout] | [INFO] [stdout] 21 | let (name2,age2) = ("Syed",20); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_age2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `capped` [INFO] [stdout] --> src/strings.rs:11:13 [INFO] [stdout] | [INFO] [stdout] 11 | let mut capped = String::with_capacity(5); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_capped` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vec2` [INFO] [stdout] --> src/pointers.rs:10:7 [INFO] [stdout] | [INFO] [stdout] 10 | let vec2 = vec1; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_vec2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/strings.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | let mut capped = String::with_capacity(5); [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/structs.rs:3:7 [INFO] [stdout] | [INFO] [stdout] 3 | let mut white = Color { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run` [INFO] [stdout] --> src/print.rs:2:8 [INFO] [stdout] | [INFO] [stdout] 2 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run` [INFO] [stdout] --> src/vars.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run` [INFO] [stdout] --> src/types.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run` [INFO] [stdout] --> src/strings.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run` [INFO] [stdout] --> src/arrays.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run` [INFO] [stdout] --> src/vectors.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run` [INFO] [stdout] --> src/conditionals.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run` [INFO] [stdout] --> src/loops.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run` [INFO] [stdout] --> src/functions.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `greeting` [INFO] [stdout] --> src/functions.rs:14:4 [INFO] [stdout] | [INFO] [stdout] 14 | fn greeting(name: &str) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `add` [INFO] [stdout] --> src/functions.rs:19:4 [INFO] [stdout] | [INFO] [stdout] 19 | fn add(n1: i32, n2: i32)->i32 { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run` [INFO] [stdout] --> src/pointers.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate `Rust_Tut` 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: `rust_tut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `bigNum` should have a snake case name [INFO] [stdout] --> src/types.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | let bigNum:i64 = (std::i32::MAX as i64)+1; [INFO] [stdout] | ^^^^^^ help: convert the identifier to snake case: `big_num` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `myString` should have a snake case name [INFO] [stdout] --> src/strings.rs:4:13 [INFO] [stdout] | [INFO] [stdout] 4 | let mut myString = String::from("Hello"); [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to snake case: `my_string` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 25 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.80s [INFO] running `Command { std: "docker" "inspect" "d86bfbec47e3dc2393e3a63be14ae6a2ec4cb74f000fb8ee50f011b2935022d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d86bfbec47e3dc2393e3a63be14ae6a2ec4cb74f000fb8ee50f011b2935022d2", kill_on_drop: false }` [INFO] [stdout] d86bfbec47e3dc2393e3a63be14ae6a2ec4cb74f000fb8ee50f011b2935022d2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 31077291d1445439e6d972242f8a324a6feb2a52f668d7c85b87b3b4134a89fa [INFO] running `Command { std: "docker" "start" "-a" "31077291d1445439e6d972242f8a324a6feb2a52f668d7c85b87b3b4134a89fa", kill_on_drop: false }` [INFO] [stderr] Compiling Rust-Tut v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::ops::Add` [INFO] [stdout] --> src/strings.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::ops::Add; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/conditionals.rs:5:7 [INFO] [stdout] | [INFO] [stdout] 5 | if(age>=18) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 5 - if(age>=18) { [INFO] [stdout] 5 + if age>=18 { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/conditionals.rs:11:7 [INFO] [stdout] | [INFO] [stdout] 11 | if(age >= 18 && registered) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 11 - if(age >= 18 && registered) { [INFO] [stdout] 11 + if age >= 18 && registered { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/loops.rs:8:11 [INFO] [stdout] | [INFO] [stdout] 8 | if(count == 10) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 8 - if(count == 10) { [INFO] [stdout] 8 + if count == 10 { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name2` [INFO] [stdout] --> src/vars.rs:21:10 [INFO] [stdout] | [INFO] [stdout] 21 | let (name2,age2) = ("Syed",20); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_name2` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `age2` [INFO] [stdout] --> src/vars.rs:21:16 [INFO] [stdout] | [INFO] [stdout] 21 | let (name2,age2) = ("Syed",20); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_age2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `capped` [INFO] [stdout] --> src/strings.rs:11:13 [INFO] [stdout] | [INFO] [stdout] 11 | let mut capped = String::with_capacity(5); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_capped` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vec2` [INFO] [stdout] --> src/pointers.rs:10:7 [INFO] [stdout] | [INFO] [stdout] 10 | let vec2 = vec1; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_vec2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/strings.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | let mut capped = String::with_capacity(5); [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/structs.rs:3:7 [INFO] [stdout] | [INFO] [stdout] 3 | let mut white = Color { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run` [INFO] [stdout] --> src/print.rs:2:8 [INFO] [stdout] | [INFO] [stdout] 2 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run` [INFO] [stdout] --> src/vars.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run` [INFO] [stdout] --> src/types.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run` [INFO] [stdout] --> src/strings.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run` [INFO] [stdout] --> src/arrays.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run` [INFO] [stdout] --> src/vectors.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run` [INFO] [stdout] --> src/conditionals.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run` [INFO] [stdout] --> src/loops.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run` [INFO] [stdout] --> src/functions.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `greeting` [INFO] [stdout] --> src/functions.rs:14:4 [INFO] [stdout] | [INFO] [stdout] 14 | fn greeting(name: &str) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `add` [INFO] [stdout] --> src/functions.rs:19:4 [INFO] [stdout] | [INFO] [stdout] 19 | fn add(n1: i32, n2: i32)->i32 { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run` [INFO] [stdout] --> src/pointers.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate `Rust_Tut` 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: `rust_tut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `bigNum` should have a snake case name [INFO] [stdout] --> src/types.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | let bigNum:i64 = (std::i32::MAX as i64)+1; [INFO] [stdout] | ^^^^^^ help: convert the identifier to snake case: `big_num` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `myString` should have a snake case name [INFO] [stdout] --> src/strings.rs:4:13 [INFO] [stdout] | [INFO] [stdout] 4 | let mut myString = String::from("Hello"); [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to snake case: `my_string` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 25 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.33s [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/Rust_Tut-ae8adc15d02928f5) [INFO] running `Command { std: "docker" "inspect" "31077291d1445439e6d972242f8a324a6feb2a52f668d7c85b87b3b4134a89fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "31077291d1445439e6d972242f8a324a6feb2a52f668d7c85b87b3b4134a89fa", kill_on_drop: false }` [INFO] [stdout] 31077291d1445439e6d972242f8a324a6feb2a52f668d7c85b87b3b4134a89fa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 43fb85f6ae63abcd84095ccd4078865f50a3f96a80093a9d1d5a7c426e37eefb [INFO] running `Command { std: "docker" "start" "-a" "43fb85f6ae63abcd84095ccd4078865f50a3f96a80093a9d1d5a7c426e37eefb", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `std::ops::Add` [INFO] [stderr] --> src/strings.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::ops::Add; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/conditionals.rs:5:7 [INFO] [stderr] | [INFO] [stderr] 5 | if(age>=18) { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 5 - if(age>=18) { [INFO] [stderr] 5 + if age>=18 { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/conditionals.rs:11:7 [INFO] [stderr] | [INFO] [stderr] 11 | if(age >= 18 && registered) { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 11 - if(age >= 18 && registered) { [INFO] [stderr] 11 + if age >= 18 && registered { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/loops.rs:8:11 [INFO] [stderr] | [INFO] [stderr] 8 | if(count == 10) { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 8 - if(count == 10) { [INFO] [stderr] 8 + if count == 10 { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unused variable: `name2` [INFO] [stderr] --> src/vars.rs:21:10 [INFO] [stderr] | [INFO] [stderr] 21 | let (name2,age2) = ("Syed",20); [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_name2` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `age2` [INFO] [stderr] --> src/vars.rs:21:16 [INFO] [stderr] | [INFO] [stderr] 21 | let (name2,age2) = ("Syed",20); [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_age2` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `capped` [INFO] [stderr] --> src/strings.rs:11:13 [INFO] [stderr] | [INFO] [stderr] 11 | let mut capped = String::with_capacity(5); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_capped` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `vec2` [INFO] [stderr] --> src/pointers.rs:10:7 [INFO] [stderr] | [INFO] [stderr] 10 | let vec2 = vec1; [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_vec2` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/strings.rs:11:9 [INFO] [stderr] | [INFO] [stderr] 11 | let mut capped = String::with_capacity(5); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stdout] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/structs.rs:3:7 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 3 | let mut white = Color { [INFO] [stdout] [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `run` [INFO] [stderr] --> src/print.rs:2:8 [INFO] [stderr] | [INFO] [stderr] 2 | pub fn run() { [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `run` [INFO] [stderr] --> src/vars.rs:1:8 [INFO] [stderr] | [INFO] [stderr] 1 | pub fn run() { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `run` [INFO] [stderr] --> src/types.rs:1:8 [INFO] [stderr] | [INFO] [stderr] 1 | pub fn run() { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `run` [INFO] [stderr] --> src/strings.rs:3:8 [INFO] [stderr] | [INFO] [stderr] 3 | pub fn run() { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `run` [INFO] [stderr] --> src/arrays.rs:1:8 [INFO] [stderr] | [INFO] [stderr] 1 | pub fn run() { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `run` [INFO] [stderr] --> src/vectors.rs:1:8 [INFO] [stderr] | [INFO] [stderr] 1 | pub fn run() { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `run` [INFO] [stderr] --> src/conditionals.rs:1:8 [INFO] [stderr] | [INFO] [stderr] 1 | pub fn run() { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `run` [INFO] [stderr] --> src/loops.rs:1:8 [INFO] [stderr] | [INFO] [stderr] 1 | pub fn run() { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `run` [INFO] [stderr] --> src/functions.rs:1:8 [INFO] [stderr] | [INFO] [stderr] 1 | pub fn run() { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `greeting` [INFO] [stderr] --> src/functions.rs:14:4 [INFO] [stderr] | [INFO] [stderr] 14 | fn greeting(name: &str) { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `add` [INFO] [stderr] --> src/functions.rs:19:4 [INFO] [stderr] | [INFO] [stderr] 19 | fn add(n1: i32, n2: i32)->i32 { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `run` [INFO] [stderr] --> src/pointers.rs:1:8 [INFO] [stderr] | [INFO] [stderr] 1 | pub fn run() { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: crate `Rust_Tut` should have a snake case name [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] = help: convert the identifier to snake case: `rust_tut` [INFO] [stderr] [INFO] [stderr] warning: variable `bigNum` should have a snake case name [INFO] [stderr] --> src/types.rs:13:9 [INFO] [stderr] | [INFO] [stderr] 13 | let bigNum:i64 = (std::i32::MAX as i64)+1; [INFO] [stderr] | ^^^^^^ help: convert the identifier to snake case: `big_num` [INFO] [stderr] [INFO] [stderr] warning: variable `myString` should have a snake case name [INFO] [stderr] --> src/strings.rs:4:13 [INFO] [stderr] | [INFO] [stderr] 4 | let mut myString = String::from("Hello"); [INFO] [stderr] | ^^^^^^^^ help: convert the identifier to snake case: `my_string` [INFO] [stderr] [INFO] [stderr] warning: `Rust-Tut` (bin "Rust-Tut" test) generated 25 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/Rust_Tut-ae8adc15d02928f5) [INFO] running `Command { std: "docker" "inspect" "43fb85f6ae63abcd84095ccd4078865f50a3f96a80093a9d1d5a7c426e37eefb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "43fb85f6ae63abcd84095ccd4078865f50a3f96a80093a9d1d5a7c426e37eefb", kill_on_drop: false }` [INFO] [stdout] 43fb85f6ae63abcd84095ccd4078865f50a3f96a80093a9d1d5a7c426e37eefb