Oct 12 20:55:03.170 INFO checking guni973/learn_rust against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 20:55:03.172 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-3/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-3/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/source:ro,Z" "-v" "/mnt/big/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +4021bd0b3c5815b087d6db10ce461e7e4854ade7-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Oct 12 20:55:03.540 INFO blam! e5b146e13a4ac7af62256392304cb735e3476eb890bfbb42bd4c0573defb652d
Oct 12 20:55:03.542 INFO running `"docker" "start" "-a" "e5b146e13a4ac7af62256392304cb735e3476eb890bfbb42bd4c0573defb652d"`
Oct 12 20:55:04.436 INFO kablam! usermod: no changes
Oct 12 20:55:04.488 INFO kablam!     Checking hello_world v0.1.0 (/source)
Oct 12 20:55:05.115 INFO kablam! warning: unreachable statement
Oct 12 20:55:05.116 INFO kablam!    --> src/main.rs:102:5
Oct 12 20:55:05.117 INFO kablam!     |
Oct 12 20:55:05.118 INFO kablam! 102 |     let mut x = 5;
Oct 12 20:55:05.118 INFO kablam!     |     ^^^^^^^^^^^^^^
Oct 12 20:55:05.119 INFO kablam!     |
Oct 12 20:55:05.120 INFO kablam!     = note: #[warn(unreachable_code)] on by default
Oct 12 20:55:05.121 INFO kablam! 
Oct 12 20:55:05.143 INFO kablam! warning: unused variable: `a`
Oct 12 20:55:05.144 INFO kablam!  --> src/main.rs:6:9
Oct 12 20:55:05.145 INFO kablam!   |
Oct 12 20:55:05.145 INFO kablam! 6 |     let a = 5;
Oct 12 20:55:05.145 INFO kablam!   |         ^ help: consider using `_a` instead
Oct 12 20:55:05.146 INFO kablam!   |
Oct 12 20:55:05.146 INFO kablam!   = note: #[warn(unused_variables)] on by default
Oct 12 20:55:05.147 INFO kablam! 
Oct 12 20:55:05.147 INFO kablam! warning: unused variable: `b`
Oct 12 20:55:05.147 INFO kablam!  --> src/main.rs:8:9
Oct 12 20:55:05.147 INFO kablam!   |
Oct 12 20:55:05.148 INFO kablam! 8 |     let b: i32 = 5;
Oct 12 20:55:05.148 INFO kablam!   |         ^ help: consider using `_b` instead
Oct 12 20:55:05.149 INFO kablam! 
Oct 12 20:55:05.149 INFO kablam! warning: unused variable: `c`
Oct 12 20:55:05.149 INFO kablam!   --> src/main.rs:10:9
Oct 12 20:55:05.149 INFO kablam!    |
Oct 12 20:55:05.150 INFO kablam! 10 |     let c: u32 = 5;
Oct 12 20:55:05.150 INFO kablam!    |         ^ help: consider using `_c` instead
Oct 12 20:55:05.151 INFO kablam! 
Oct 12 20:55:05.151 INFO kablam! warning: unused variable: `d`
Oct 12 20:55:05.151 INFO kablam!   --> src/main.rs:12:13
Oct 12 20:55:05.152 INFO kablam!    |
Oct 12 20:55:05.152 INFO kablam! 12 |     let mut d = 5;
Oct 12 20:55:05.152 INFO kablam!    |             ^ help: consider using `_d` instead
Oct 12 20:55:05.153 INFO kablam! 
Oct 12 20:55:05.154 INFO kablam! warning: unused variable: `x`
Oct 12 20:55:05.154 INFO kablam!   --> src/main.rs:19:10
Oct 12 20:55:05.154 INFO kablam!    |
Oct 12 20:55:05.154 INFO kablam! 19 |     let (x, y) = (1, 2);
Oct 12 20:55:05.154 INFO kablam!    |          ^ help: consider using `_x` instead
Oct 12 20:55:05.155 INFO kablam! 
Oct 12 20:55:05.156 INFO kablam! warning: unused variable: `y`
Oct 12 20:55:05.156 INFO kablam!   --> src/main.rs:19:13
Oct 12 20:55:05.157 INFO kablam!    |
Oct 12 20:55:05.157 INFO kablam! 19 |     let (x, y) = (1, 2);
Oct 12 20:55:05.157 INFO kablam!    |             ^ help: consider using `_y` instead
Oct 12 20:55:05.157 INFO kablam! 
Oct 12 20:55:05.158 INFO kablam! warning: unused variable: `x`
Oct 12 20:55:05.158 INFO kablam!   --> src/main.rs:38:9
Oct 12 20:55:05.159 INFO kablam!    |
Oct 12 20:55:05.159 INFO kablam! 38 |     let x = true;
Oct 12 20:55:05.159 INFO kablam!    |         ^ help: consider using `_x` instead
Oct 12 20:55:05.160 INFO kablam! 
Oct 12 20:55:05.160 INFO kablam! warning: unused variable: `y`
Oct 12 20:55:05.160 INFO kablam!   --> src/main.rs:39:9
Oct 12 20:55:05.161 INFO kablam!    |
Oct 12 20:55:05.161 INFO kablam! 39 |     let y: bool = false;
Oct 12 20:55:05.161 INFO kablam!    |         ^ help: consider using `_y` instead
Oct 12 20:55:05.162 INFO kablam! 
Oct 12 20:55:05.162 INFO kablam! warning: unused variable: `x`
Oct 12 20:55:05.162 INFO kablam!   --> src/main.rs:44:9
Oct 12 20:55:05.162 INFO kablam!    |
Oct 12 20:55:05.163 INFO kablam! 44 |     let x = 'x';
Oct 12 20:55:05.163 INFO kablam!    |         ^ help: consider using `_x` instead
Oct 12 20:55:05.163 INFO kablam! warning: unreachable statement
Oct 12 20:55:05.163 INFO kablam!    --> src/main.rs:102:5
Oct 12 20:55:05.163 INFO kablam!     |
Oct 12 20:55:05.163 INFO kablam! 102 |     let mut x = 5;
Oct 12 20:55:05.164 INFO kablam!     |     ^^^^^^^^^^^^^^
Oct 12 20:55:05.164 INFO kablam!     |
Oct 12 20:55:05.164 INFO kablam!     = note: #[warn(unreachable_code)] on by default
Oct 12 20:55:05.164 INFO kablam! 
Oct 12 20:55:05.166 INFO kablam! 
Oct 12 20:55:05.167 INFO kablam! warning: unused variable: `two_hearts`
Oct 12 20:55:05.167 INFO kablam!   --> src/main.rs:45:9
Oct 12 20:55:05.167 INFO kablam!    |
Oct 12 20:55:05.168 INFO kablam! 45 |     let two_hearts = '¶';
Oct 12 20:55:05.168 INFO kablam!    |         ^^^^^^^^^^ help: consider using `_two_hearts` instead
Oct 12 20:55:05.168 INFO kablam! 
Oct 12 20:55:05.169 INFO kablam! warning: unused variable: `x`
Oct 12 20:55:05.169 INFO kablam!   --> src/main.rs:48:9
Oct 12 20:55:05.169 INFO kablam!    |
Oct 12 20:55:05.169 INFO kablam! 48 |     let x = 42; // xはi32型を持つ
Oct 12 20:55:05.169 INFO kablam!    |         ^ help: consider using `_x` instead
Oct 12 20:55:05.169 INFO kablam! 
Oct 12 20:55:05.170 INFO kablam! warning: unused variable: `y`
Oct 12 20:55:05.170 INFO kablam!   --> src/main.rs:49:9
Oct 12 20:55:05.170 INFO kablam!    |
Oct 12 20:55:05.170 INFO kablam! 49 |     let y = 1.0; // yはf64型を持つ
Oct 12 20:55:05.170 INFO kablam!    |         ^ help: consider using `_y` instead
Oct 12 20:55:05.170 INFO kablam! 
Oct 12 20:55:05.172 INFO kablam! warning: unused variable: `a`
Oct 12 20:55:05.172 INFO kablam!   --> src/main.rs:52:9
Oct 12 20:55:05.172 INFO kablam!    |
Oct 12 20:55:05.172 INFO kablam! 52 |     let a = [0, 1, 2, 3, 4];
Oct 12 20:55:05.172 INFO kablam!    |         ^ help: consider using `_a` instead
Oct 12 20:55:05.172 INFO kablam! 
Oct 12 20:55:05.174 INFO kablam! warning: unused variable: `m`
Oct 12 20:55:05.174 INFO kablam!   --> src/main.rs:53:13
Oct 12 20:55:05.174 INFO kablam!    |
Oct 12 20:55:05.174 INFO kablam! 53 |     let mut m = [1, 2, 3];
Oct 12 20:55:05.174 INFO kablam!    |             ^ help: consider using `_m` instead
Oct 12 20:55:05.174 INFO kablam! 
Oct 12 20:55:05.174 INFO kablam! warning: unused variable: `complete`
Oct 12 20:55:05.174 INFO kablam!   --> src/main.rs:60:9
Oct 12 20:55:05.174 INFO kablam!    |
Oct 12 20:55:05.176 INFO kablam! 60 |     let complete = &a[..];
Oct 12 20:55:05.176 INFO kablam!    |         ^^^^^^^^ help: consider using `_complete` instead
Oct 12 20:55:05.176 INFO kablam! 
Oct 12 20:55:05.176 INFO kablam! warning: unused variable: `middle`
Oct 12 20:55:05.176 INFO kablam!   --> src/main.rs:62:9
Oct 12 20:55:05.176 INFO kablam!    |
Oct 12 20:55:05.176 INFO kablam! 62 |     let middle = &a[1..4];
Oct 12 20:55:05.176 INFO kablam!    |         ^^^^^^ help: consider using `_middle` instead
Oct 12 20:55:05.176 INFO kablam! 
Oct 12 20:55:05.178 INFO kablam! warning: unused variable: `x`
Oct 12 20:55:05.178 INFO kablam!   --> src/main.rs:67:9
Oct 12 20:55:05.178 INFO kablam!    |
Oct 12 20:55:05.178 INFO kablam! 67 |     let x = (1, "hello");
Oct 12 20:55:05.178 INFO kablam!    |         ^ help: consider using `_x` instead
Oct 12 20:55:05.178 INFO kablam! 
Oct 12 20:55:05.178 INFO kablam! warning: unused variable: `x`
Oct 12 20:55:05.178 INFO kablam!   --> src/main.rs:68:9
Oct 12 20:55:05.178 INFO kablam!    |
Oct 12 20:55:05.178 INFO kablam! 68 |     let x: (i32, &str) = (1, "hello");
Oct 12 20:55:05.178 INFO kablam!    |         ^ help: consider using `_x` instead
Oct 12 20:55:05.178 INFO kablam! 
Oct 12 20:55:05.181 INFO kablam! warning: variable `x` is assigned to, but never used
Oct 12 20:55:05.181 INFO kablam!   --> src/main.rs:70:13
Oct 12 20:55:05.181 INFO kablam!    |
Oct 12 20:55:05.181 INFO kablam! 70 |     let mut x = (1, 2);
Oct 12 20:55:05.181 INFO kablam!    |             ^
Oct 12 20:55:05.181 INFO kablam!    |
Oct 12 20:55:05.181 INFO kablam!    = note: consider using `_x` instead
Oct 12 20:55:05.181 INFO kablam! 
Oct 12 20:55:05.181 INFO kablam! warning: value assigned to `x` is never read
Oct 12 20:55:05.181 INFO kablam!   --> src/main.rs:72:5
Oct 12 20:55:05.181 INFO kablam!    |
Oct 12 20:55:05.181 INFO kablam! 72 |     x = y;
Oct 12 20:55:05.181 INFO kablam!    |     ^
Oct 12 20:55:05.181 INFO kablam!    |
Oct 12 20:55:05.181 INFO kablam!    = note: #[warn(unused_assignments)] on by default
Oct 12 20:55:05.184 INFO kablam! 
Oct 12 20:55:05.185 INFO kablam! warning: unused variable: `x`
Oct 12 20:55:05.185 INFO kablam!   --> src/main.rs:74:10
Oct 12 20:55:05.185 INFO kablam!    |
Oct 12 20:55:05.185 INFO kablam! 74 |     let (x, y, z) = (1, 2, 3);
Oct 12 20:55:05.185 INFO kablam!    |          ^ help: consider using `_x` instead
Oct 12 20:55:05.185 INFO kablam! 
Oct 12 20:55:05.185 INFO kablam! warning: unused variable: `y`
Oct 12 20:55:05.185 INFO kablam!   --> src/main.rs:74:13
Oct 12 20:55:05.185 INFO kablam!    |
Oct 12 20:55:05.185 INFO kablam! 74 |     let (x, y, z) = (1, 2, 3);
Oct 12 20:55:05.185 INFO kablam!    |             ^ help: consider using `_y` instead
Oct 12 20:55:05.185 INFO kablam! 
Oct 12 20:55:05.185 INFO kablam! warning: unused variable: `z`
Oct 12 20:55:05.185 INFO kablam!   --> src/main.rs:74:16
Oct 12 20:55:05.185 INFO kablam!    |
Oct 12 20:55:05.185 INFO kablam! 74 |     let (x, y, z) = (1, 2, 3);
Oct 12 20:55:05.185 INFO kablam!    |                ^ help: consider using `_z` instead
Oct 12 20:55:05.185 INFO kablam! 
Oct 12 20:55:05.185 INFO kablam! warning: unused variable: `y`
Oct 12 20:55:05.185 INFO kablam!   --> src/main.rs:93:9
Oct 12 20:55:05.185 INFO kablam!    |
Oct 12 20:55:05.185 INFO kablam! 93 |     let y = if x == 5 { 10 } else { 15 };
Oct 12 20:55:05.185 INFO kablam!    |         ^ help: consider using `_y` instead
Oct 12 20:55:05.185 INFO kablam! 
Oct 12 20:55:05.192 INFO kablam! warning: variable does not need to be mutable
Oct 12 20:55:05.192 INFO kablam!   --> src/main.rs:12:9
Oct 12 20:55:05.192 INFO kablam!    |
Oct 12 20:55:05.192 INFO kablam! 12 |     let mut d = 5;
Oct 12 20:55:05.194 INFO kablam!    |         ----^
Oct 12 20:55:05.194 INFO kablam!    |         |
Oct 12 20:55:05.194 INFO kablam!    |         help: remove this `mut`
Oct 12 20:55:05.194 INFO kablam!    |
Oct 12 20:55:05.195 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 12 20:55:05.195 INFO kablam! 
Oct 12 20:55:05.199 INFO kablam! warning: variable does not need to be mutable
Oct 12 20:55:05.199 INFO kablam!   --> src/main.rs:53:9
Oct 12 20:55:05.199 INFO kablam!    |
Oct 12 20:55:05.199 INFO kablam! 53 |     let mut m = [1, 2, 3];
Oct 12 20:55:05.199 INFO kablam!    |         ----^
Oct 12 20:55:05.200 INFO kablam!    |         |
Oct 12 20:55:05.200 INFO kablam!    |         help: remove this `mut`
Oct 12 20:55:05.200 INFO kablam! 
Oct 12 20:55:05.205 INFO kablam! warning: function is never used: `declartion`
Oct 12 20:55:05.206 INFO kablam!  --> src/main.rs:3:1
Oct 12 20:55:05.206 INFO kablam!   |
Oct 12 20:55:05.206 INFO kablam! 3 | fn declartion () {
Oct 12 20:55:05.206 INFO kablam!   | ^^^^^^^^^^^^^^^^
Oct 12 20:55:05.206 INFO kablam!   |
Oct 12 20:55:05.206 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 12 20:55:05.206 INFO kablam! 
Oct 12 20:55:05.208 INFO kablam! warning: function is never used: `print_number`
Oct 12 20:55:05.208 INFO kablam!   --> src/main.rs:26:1
Oct 12 20:55:05.208 INFO kablam!    |
Oct 12 20:55:05.208 INFO kablam! 26 | fn print_number(x: i32) {
Oct 12 20:55:05.208 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 20:55:05.208 INFO kablam! 
Oct 12 20:55:05.209 INFO kablam! warning: function is never used: `add_one`
Oct 12 20:55:05.209 INFO kablam!   --> src/main.rs:31:1
Oct 12 20:55:05.209 INFO kablam!    |
Oct 12 20:55:05.209 INFO kablam! 31 | fn add_one(x: i32) -> i32 {
Oct 12 20:55:05.209 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 20:55:05.209 INFO kablam! 
Oct 12 20:55:05.211 INFO kablam! warning: function is never used: `primitive`
Oct 12 20:55:05.211 INFO kablam!   --> src/main.rs:36:1
Oct 12 20:55:05.211 INFO kablam!    |
Oct 12 20:55:05.211 INFO kablam! 36 | fn primitive() {
Oct 12 20:55:05.211 INFO kablam!    | ^^^^^^^^^^^^^^
Oct 12 20:55:05.211 INFO kablam! 
Oct 12 20:55:05.211 INFO kablam! warning: function is never used: `if_demo`
Oct 12 20:55:05.211 INFO kablam!   --> src/main.rs:80:1
Oct 12 20:55:05.211 INFO kablam!    |
Oct 12 20:55:05.211 INFO kablam! 80 | fn if_demo() {
Oct 12 20:55:05.211 INFO kablam!    | ^^^^^^^^^^^^
Oct 12 20:55:05.215 INFO kablam! 
Oct 12 20:55:05.215 INFO kablam! warning: function is never used: `loop_demo`
Oct 12 20:55:05.215 INFO kablam!   --> src/main.rs:97:1
Oct 12 20:55:05.215 INFO kablam!    |
Oct 12 20:55:05.215 INFO kablam! 97 | fn loop_demo () {
Oct 12 20:55:05.215 INFO kablam!    | ^^^^^^^^^^^^^^^
Oct 12 20:55:05.215 INFO kablam! 
Oct 12 20:55:05.224 INFO kablam! warning: unused variable: `a`
Oct 12 20:55:05.224 INFO kablam!  --> src/main.rs:6:9
Oct 12 20:55:05.224 INFO kablam!   |
Oct 12 20:55:05.224 INFO kablam! 6 |     let a = 5;
Oct 12 20:55:05.224 INFO kablam!   |         ^ help: consider using `_a` instead
Oct 12 20:55:05.224 INFO kablam!   |
Oct 12 20:55:05.224 INFO kablam!   = note: #[warn(unused_variables)] on by default
Oct 12 20:55:05.224 INFO kablam! 
Oct 12 20:55:05.224 INFO kablam! warning: unused variable: `b`
Oct 12 20:55:05.228 INFO kablam!  --> src/main.rs:8:9
Oct 12 20:55:05.228 INFO kablam!   |
Oct 12 20:55:05.228 INFO kablam! 8 |     let b: i32 = 5;
Oct 12 20:55:05.228 INFO kablam!   |         ^ help: consider using `_b` instead
Oct 12 20:55:05.228 INFO kablam! 
Oct 12 20:55:05.228 INFO kablam! warning: unused variable: `c`
Oct 12 20:55:05.228 INFO kablam!   --> src/main.rs:10:9
Oct 12 20:55:05.228 INFO kablam!    |
Oct 12 20:55:05.228 INFO kablam! 10 |     let c: u32 = 5;
Oct 12 20:55:05.228 INFO kablam!    |         ^ help: consider using `_c` instead
Oct 12 20:55:05.228 INFO kablam! 
Oct 12 20:55:05.228 INFO kablam! warning: unused variable: `d`
Oct 12 20:55:05.228 INFO kablam!   --> src/main.rs:12:13
Oct 12 20:55:05.228 INFO kablam!    |
Oct 12 20:55:05.228 INFO kablam! 12 |     let mut d = 5;
Oct 12 20:55:05.228 INFO kablam!    |             ^ help: consider using `_d` instead
Oct 12 20:55:05.228 INFO kablam! 
Oct 12 20:55:05.228 INFO kablam! warning: unused variable: `x`
Oct 12 20:55:05.228 INFO kablam!   --> src/main.rs:19:10
Oct 12 20:55:05.228 INFO kablam!    |
Oct 12 20:55:05.228 INFO kablam! 19 |     let (x, y) = (1, 2);
Oct 12 20:55:05.228 INFO kablam!    |          ^ help: consider using `_x` instead
Oct 12 20:55:05.228 INFO kablam! 
Oct 12 20:55:05.228 INFO kablam! warning: unused variable: `y`
Oct 12 20:55:05.228 INFO kablam!   --> src/main.rs:19:13
Oct 12 20:55:05.228 INFO kablam!    |
Oct 12 20:55:05.228 INFO kablam! 19 |     let (x, y) = (1, 2);
Oct 12 20:55:05.228 INFO kablam!    |             ^ help: consider using `_y` instead
Oct 12 20:55:05.228 INFO kablam! 
Oct 12 20:55:05.228 INFO kablam! warning: unused variable: `x`
Oct 12 20:55:05.228 INFO kablam!   --> src/main.rs:38:9
Oct 12 20:55:05.228 INFO kablam!    |
Oct 12 20:55:05.228 INFO kablam! 38 |     let x = true;
Oct 12 20:55:05.228 INFO kablam!    |         ^ help: consider using `_x` instead
Oct 12 20:55:05.228 INFO kablam! 
Oct 12 20:55:05.228 INFO kablam! warning: unused variable: `y`
Oct 12 20:55:05.228 INFO kablam!   --> src/main.rs:39:9
Oct 12 20:55:05.228 INFO kablam!    |
Oct 12 20:55:05.228 INFO kablam! 39 |     let y: bool = false;
Oct 12 20:55:05.228 INFO kablam!    |         ^ help: consider using `_y` instead
Oct 12 20:55:05.228 INFO kablam! 
Oct 12 20:55:05.228 INFO kablam! warning: unused variable: `x`
Oct 12 20:55:05.228 INFO kablam!   --> src/main.rs:44:9
Oct 12 20:55:05.228 INFO kablam!    |
Oct 12 20:55:05.228 INFO kablam! 44 |     let x = 'x';
Oct 12 20:55:05.228 INFO kablam!    |         ^ help: consider using `_x` instead
Oct 12 20:55:05.228 INFO kablam! 
Oct 12 20:55:05.228 INFO kablam! warning: unused variable: `two_hearts`
Oct 12 20:55:05.228 INFO kablam!   --> src/main.rs:45:9
Oct 12 20:55:05.228 INFO kablam!    |
Oct 12 20:55:05.228 INFO kablam! 45 |     let two_hearts = '¶';
Oct 12 20:55:05.228 INFO kablam!    |         ^^^^^^^^^^ help: consider using `_two_hearts` instead
Oct 12 20:55:05.228 INFO kablam! 
Oct 12 20:55:05.228 INFO kablam! warning: unused variable: `x`
Oct 12 20:55:05.228 INFO kablam!   --> src/main.rs:48:9
Oct 12 20:55:05.228 INFO kablam!    |
Oct 12 20:55:05.228 INFO kablam! 48 |     let x = 42; // xはi32型を持つ
Oct 12 20:55:05.228 INFO kablam!    |         ^ help: consider using `_x` instead
Oct 12 20:55:05.228 INFO kablam! 
Oct 12 20:55:05.228 INFO kablam! warning: unused variable: `y`
Oct 12 20:55:05.228 INFO kablam!   --> src/main.rs:49:9
Oct 12 20:55:05.228 INFO kablam!    |
Oct 12 20:55:05.228 INFO kablam! 49 |     let y = 1.0; // yはf64型を持つ
Oct 12 20:55:05.228 INFO kablam!    |         ^ help: consider using `_y` instead
Oct 12 20:55:05.228 INFO kablam! 
Oct 12 20:55:05.228 INFO kablam! warning: unused variable: `a`
Oct 12 20:55:05.228 INFO kablam!   --> src/main.rs:52:9
Oct 12 20:55:05.228 INFO kablam!    |
Oct 12 20:55:05.228 INFO kablam! 52 |     let a = [0, 1, 2, 3, 4];
Oct 12 20:55:05.228 INFO kablam!    |         ^ help: consider using `_a` instead
Oct 12 20:55:05.228 INFO kablam! 
Oct 12 20:55:05.228 INFO kablam! warning: unused variable: `m`
Oct 12 20:55:05.228 INFO kablam!   --> src/main.rs:53:13
Oct 12 20:55:05.228 INFO kablam!    |
Oct 12 20:55:05.228 INFO kablam! 53 |     let mut m = [1, 2, 3];
Oct 12 20:55:05.229 INFO kablam!    |             ^ help: consider using `_m` instead
Oct 12 20:55:05.229 INFO kablam! 
Oct 12 20:55:05.229 INFO kablam! warning: unused variable: `complete`
Oct 12 20:55:05.229 INFO kablam!   --> src/main.rs:60:9
Oct 12 20:55:05.229 INFO kablam!    |
Oct 12 20:55:05.229 INFO kablam! 60 |     let complete = &a[..];
Oct 12 20:55:05.229 INFO kablam!    |         ^^^^^^^^ help: consider using `_complete` instead
Oct 12 20:55:05.229 INFO kablam! 
Oct 12 20:55:05.229 INFO kablam! warning: unused variable: `middle`
Oct 12 20:55:05.229 INFO kablam!   --> src/main.rs:62:9
Oct 12 20:55:05.229 INFO kablam!    |
Oct 12 20:55:05.229 INFO kablam! 62 |     let middle = &a[1..4];
Oct 12 20:55:05.229 INFO kablam!    |         ^^^^^^ help: consider using `_middle` instead
Oct 12 20:55:05.229 INFO kablam! 
Oct 12 20:55:05.229 INFO kablam! warning: unused variable: `x`
Oct 12 20:55:05.229 INFO kablam!   --> src/main.rs:67:9
Oct 12 20:55:05.229 INFO kablam!    |
Oct 12 20:55:05.229 INFO kablam! 67 |     let x = (1, "hello");
Oct 12 20:55:05.229 INFO kablam!    |         ^ help: consider using `_x` instead
Oct 12 20:55:05.229 INFO kablam! 
Oct 12 20:55:05.229 INFO kablam! warning: unused variable: `x`
Oct 12 20:55:05.229 INFO kablam!   --> src/main.rs:68:9
Oct 12 20:55:05.229 INFO kablam!    |
Oct 12 20:55:05.229 INFO kablam! 68 |     let x: (i32, &str) = (1, "hello");
Oct 12 20:55:05.229 INFO kablam!    |         ^ help: consider using `_x` instead
Oct 12 20:55:05.229 INFO kablam! 
Oct 12 20:55:05.229 INFO kablam! warning: variable `x` is assigned to, but never used
Oct 12 20:55:05.229 INFO kablam!   --> src/main.rs:70:13
Oct 12 20:55:05.229 INFO kablam!    |
Oct 12 20:55:05.229 INFO kablam! 70 |     let mut x = (1, 2);
Oct 12 20:55:05.229 INFO kablam!    |             ^
Oct 12 20:55:05.229 INFO kablam!    |
Oct 12 20:55:05.229 INFO kablam!    = note: consider using `_x` instead
Oct 12 20:55:05.229 INFO kablam! 
Oct 12 20:55:05.229 INFO kablam! warning: value assigned to `x` is never read
Oct 12 20:55:05.229 INFO kablam!   --> src/main.rs:72:5
Oct 12 20:55:05.229 INFO kablam!    |
Oct 12 20:55:05.229 INFO kablam! 72 |     x = y;
Oct 12 20:55:05.229 INFO kablam!    |     ^
Oct 12 20:55:05.229 INFO kablam!    |
Oct 12 20:55:05.229 INFO kablam!    = note: #[warn(unused_assignments)] on by default
Oct 12 20:55:05.229 INFO kablam! 
Oct 12 20:55:05.229 INFO kablam! warning: unused variable: `x`
Oct 12 20:55:05.229 INFO kablam!   --> src/main.rs:74:10
Oct 12 20:55:05.229 INFO kablam!    |
Oct 12 20:55:05.229 INFO kablam! 74 |     let (x, y, z) = (1, 2, 3);
Oct 12 20:55:05.229 INFO kablam!    |          ^ help: consider using `_x` instead
Oct 12 20:55:05.229 INFO kablam! 
Oct 12 20:55:05.229 INFO kablam! warning: unused variable: `y`
Oct 12 20:55:05.229 INFO kablam!   --> src/main.rs:74:13
Oct 12 20:55:05.229 INFO kablam!    |
Oct 12 20:55:05.229 INFO kablam! 74 |     let (x, y, z) = (1, 2, 3);
Oct 12 20:55:05.229 INFO kablam!    |             ^ help: consider using `_y` instead
Oct 12 20:55:05.229 INFO kablam! 
Oct 12 20:55:05.229 INFO kablam! warning: unused variable: `z`
Oct 12 20:55:05.229 INFO kablam!   --> src/main.rs:74:16
Oct 12 20:55:05.229 INFO kablam!    |
Oct 12 20:55:05.229 INFO kablam! 74 |     let (x, y, z) = (1, 2, 3);
Oct 12 20:55:05.229 INFO kablam!    |                ^ help: consider using `_z` instead
Oct 12 20:55:05.229 INFO kablam! 
Oct 12 20:55:05.229 INFO kablam! warning: unused variable: `y`
Oct 12 20:55:05.229 INFO kablam!   --> src/main.rs:93:9
Oct 12 20:55:05.229 INFO kablam!    |
Oct 12 20:55:05.229 INFO kablam! 93 |     let y = if x == 5 { 10 } else { 15 };
Oct 12 20:55:05.229 INFO kablam!    |         ^ help: consider using `_y` instead
Oct 12 20:55:05.229 INFO kablam! 
Oct 12 20:55:05.229 INFO kablam! warning: variable does not need to be mutable
Oct 12 20:55:05.229 INFO kablam!   --> src/main.rs:12:9
Oct 12 20:55:05.229 INFO kablam!    |
Oct 12 20:55:05.229 INFO kablam! 12 |     let mut d = 5;
Oct 12 20:55:05.229 INFO kablam!    |         ----^
Oct 12 20:55:05.229 INFO kablam!    |         |
Oct 12 20:55:05.229 INFO kablam!    |         help: remove this `mut`
Oct 12 20:55:05.229 INFO kablam!    |
Oct 12 20:55:05.229 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 12 20:55:05.229 INFO kablam! 
Oct 12 20:55:05.236 INFO kablam! warning: variable does not need to be mutable
Oct 12 20:55:05.236 INFO kablam!   --> src/main.rs:53:9
Oct 12 20:55:05.236 INFO kablam!    |
Oct 12 20:55:05.236 INFO kablam! 53 |     let mut m = [1, 2, 3];
Oct 12 20:55:05.236 INFO kablam!    |         ----^
Oct 12 20:55:05.236 INFO kablam!    |         |
Oct 12 20:55:05.236 INFO kablam!    |         help: remove this `mut`
Oct 12 20:55:05.236 INFO kablam! 
Oct 12 20:55:05.236 INFO kablam! warning: function is never used: `declartion`
Oct 12 20:55:05.236 INFO kablam!  --> src/main.rs:3:1
Oct 12 20:55:05.236 INFO kablam!   |
Oct 12 20:55:05.236 INFO kablam! 3 | fn declartion () {
Oct 12 20:55:05.236 INFO kablam!   | ^^^^^^^^^^^^^^^^
Oct 12 20:55:05.236 INFO kablam!   |
Oct 12 20:55:05.236 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 12 20:55:05.236 INFO kablam! 
Oct 12 20:55:05.236 INFO kablam! warning: function is never used: `print_number`
Oct 12 20:55:05.236 INFO kablam!   --> src/main.rs:26:1
Oct 12 20:55:05.236 INFO kablam!    |
Oct 12 20:55:05.236 INFO kablam! 26 | fn print_number(x: i32) {
Oct 12 20:55:05.236 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 20:55:05.236 INFO kablam! 
Oct 12 20:55:05.236 INFO kablam! warning: function is never used: `add_one`
Oct 12 20:55:05.236 INFO kablam!   --> src/main.rs:31:1
Oct 12 20:55:05.236 INFO kablam!    |
Oct 12 20:55:05.236 INFO kablam! 31 | fn add_one(x: i32) -> i32 {
Oct 12 20:55:05.236 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 20:55:05.236 INFO kablam! 
Oct 12 20:55:05.236 INFO kablam! warning: function is never used: `primitive`
Oct 12 20:55:05.236 INFO kablam!   --> src/main.rs:36:1
Oct 12 20:55:05.236 INFO kablam!    |
Oct 12 20:55:05.237 INFO kablam! 36 | fn primitive() {
Oct 12 20:55:05.237 INFO kablam!    | ^^^^^^^^^^^^^^
Oct 12 20:55:05.237 INFO kablam! 
Oct 12 20:55:05.237 INFO kablam! warning: function is never used: `if_demo`
Oct 12 20:55:05.237 INFO kablam!   --> src/main.rs:80:1
Oct 12 20:55:05.237 INFO kablam!    |
Oct 12 20:55:05.237 INFO kablam! 80 | fn if_demo() {
Oct 12 20:55:05.237 INFO kablam!    | ^^^^^^^^^^^^
Oct 12 20:55:05.237 INFO kablam! 
Oct 12 20:55:05.237 INFO kablam! warning: function is never used: `loop_demo`
Oct 12 20:55:05.237 INFO kablam!   --> src/main.rs:97:1
Oct 12 20:55:05.237 INFO kablam!    |
Oct 12 20:55:05.237 INFO kablam! 97 | fn loop_demo () {
Oct 12 20:55:05.237 INFO kablam!    | ^^^^^^^^^^^^^^^
Oct 12 20:55:05.237 INFO kablam! 
Oct 12 20:55:05.295 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
Oct 12 20:55:05.295 INFO kablam! su: No module specific data is present
Oct 12 20:55:06.281 INFO running `"docker" "rm" "-f" "e5b146e13a4ac7af62256392304cb735e3476eb890bfbb42bd4c0573defb652d"`
Oct 12 20:55:06.605 INFO blam! e5b146e13a4ac7af62256392304cb735e3476eb890bfbb42bd4c0573defb652d