Oct 12 19:28:45.059 INFO checking jssandh2/rust-systems against master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f for pr-54977 Oct 12 19:28:45.060 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-4/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-4/pr-54977/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/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 +5af0bb83044c3fb43d59ad5f49ee5ae1a293901f-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 19:28:45.644 INFO blam! 6606c077b1291fc534106100cb626ad2c940f84247e9932b232d46bc1880b344 Oct 12 19:28:45.651 INFO running `"docker" "start" "-a" "6606c077b1291fc534106100cb626ad2c940f84247e9932b232d46bc1880b344"` Oct 12 19:28:46.697 INFO kablam! usermod: no changes Oct 12 19:28:46.756 INFO kablam! Checking rust-systems v0.0.1 (/source) Oct 12 19:28:47.255 INFO kablam! warning: unnecessary parentheses around assigned value Oct 12 19:28:47.255 INFO kablam! --> src/test/functions.rs:20:13 Oct 12 19:28:47.255 INFO kablam! | Oct 12 19:28:47.255 INFO kablam! 20 | let x = (y = 6); // `x` has the value `()`, _NOT_ 6 Oct 12 19:28:47.255 INFO kablam! | ^^^^^^^ help: remove these parentheses Oct 12 19:28:47.255 INFO kablam! | Oct 12 19:28:47.255 INFO kablam! = note: #[warn(unused_parens)] on by default Oct 12 19:28:47.255 INFO kablam! Oct 12 19:28:47.336 INFO kablam! warning: unreachable statement Oct 12 19:28:47.336 INFO kablam! --> src/test/functions.rs:23:5 Oct 12 19:28:47.336 INFO kablam! | Oct 12 19:28:47.336 INFO kablam! 23 | let x: String = diverges(); Oct 12 19:28:47.336 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 19:28:47.336 INFO kablam! | Oct 12 19:28:47.336 INFO kablam! = note: #[warn(unreachable_code)] on by default Oct 12 19:28:47.336 INFO kablam! Oct 12 19:28:47.372 INFO kablam! warning: variable `y` is assigned to, but never used Oct 12 19:28:47.372 INFO kablam! --> src/test/functions.rs:19:13 Oct 12 19:28:47.372 INFO kablam! | Oct 12 19:28:47.372 INFO kablam! 19 | let mut y = 5; Oct 12 19:28:47.372 INFO kablam! | ^ Oct 12 19:28:47.396 INFO kablam! | Oct 12 19:28:47.397 INFO kablam! = note: #[warn(unused_variables)] on by default Oct 12 19:28:47.397 INFO kablam! = note: consider using `_y` instead Oct 12 19:28:47.397 INFO kablam! Oct 12 19:28:47.397 INFO kablam! warning: unused variable: `x` Oct 12 19:28:47.397 INFO kablam! --> src/test/functions.rs:20:9 Oct 12 19:28:47.397 INFO kablam! | Oct 12 19:28:47.397 INFO kablam! 20 | let x = (y = 6); // `x` has the value `()`, _NOT_ 6 Oct 12 19:28:47.397 INFO kablam! | ^ help: consider using `_x` instead Oct 12 19:28:47.397 INFO kablam! Oct 12 19:28:47.397 INFO kablam! warning: value assigned to `y` is never read Oct 12 19:28:47.397 INFO kablam! --> src/test/functions.rs:20:14 Oct 12 19:28:47.397 INFO kablam! | Oct 12 19:28:47.397 INFO kablam! 20 | let x = (y = 6); // `x` has the value `()`, _NOT_ 6 Oct 12 19:28:47.397 INFO kablam! | ^ Oct 12 19:28:47.397 INFO kablam! | Oct 12 19:28:47.397 INFO kablam! = note: #[warn(unused_assignments)] on by default Oct 12 19:28:47.397 INFO kablam! Oct 12 19:28:47.397 INFO kablam! warning: unused variable: `x` Oct 12 19:28:47.397 INFO kablam! --> src/test/functions.rs:22:9 Oct 12 19:28:47.397 INFO kablam! | Oct 12 19:28:47.397 INFO kablam! 22 | let x: i32 = diverges(); Oct 12 19:28:47.397 INFO kablam! | ^ help: consider using `_x` instead Oct 12 19:28:47.397 INFO kablam! Oct 12 19:28:47.397 INFO kablam! warning: unused variable: `x` Oct 12 19:28:47.397 INFO kablam! --> src/test/functions.rs:23:9 Oct 12 19:28:47.397 INFO kablam! | Oct 12 19:28:47.398 INFO kablam! 23 | let x: String = diverges(); Oct 12 19:28:47.398 INFO kablam! | ^ help: consider using `_x` instead Oct 12 19:28:47.398 INFO kablam! Oct 12 19:28:47.398 INFO kablam! warning: unused variable: `f` Oct 12 19:28:47.398 INFO kablam! --> src/test/functions.rs:28:9 Oct 12 19:28:47.398 INFO kablam! | Oct 12 19:28:47.398 INFO kablam! 28 | let f: fn(i32) -> i32; Oct 12 19:28:47.398 INFO kablam! | ^ help: consider using `_f` instead Oct 12 19:28:47.398 INFO kablam! Oct 12 19:28:47.398 INFO kablam! warning: unused variable: `y` Oct 12 19:28:47.398 INFO kablam! --> src/test/functions.rs:31:9 Oct 12 19:28:47.398 INFO kablam! | Oct 12 19:28:47.398 INFO kablam! 31 | let y = f(5, 6); Oct 12 19:28:47.398 INFO kablam! | ^ help: consider using `_y` instead Oct 12 19:28:47.398 INFO kablam! Oct 12 19:28:47.398 INFO kablam! warning: unused variable: `z` Oct 12 19:28:47.398 INFO kablam! --> src/test/functions.rs:34:9 Oct 12 19:28:47.398 INFO kablam! | Oct 12 19:28:47.398 INFO kablam! 34 | let z = sum_number(5, 6); Oct 12 19:28:47.398 INFO kablam! | ^ help: consider using `_z` instead Oct 12 19:28:47.398 INFO kablam! Oct 12 19:28:47.398 INFO kablam! warning: function is never used: `sum_number_three` Oct 12 19:28:47.398 INFO kablam! --> src/test/functions.rs:9:1 Oct 12 19:28:47.398 INFO kablam! | Oct 12 19:28:47.398 INFO kablam! 9 | fn sum_number_three(x: i32, y: i32, z:i32) -> i32 { Oct 12 19:28:47.398 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 19:28:47.398 INFO kablam! | Oct 12 19:28:47.399 INFO kablam! = note: #[warn(dead_code)] on by default Oct 12 19:28:47.399 INFO kablam! Oct 12 19:28:47.832 INFO kablam! warning: unused variable: `y` Oct 12 19:28:47.832 INFO kablam! --> src/test/conditionals_and_loops.rs:14:9 Oct 12 19:28:47.832 INFO kablam! | Oct 12 19:28:47.832 INFO kablam! 14 | let y = if x == 5 { 10 } else { 15 }; // y : i32 Oct 12 19:28:47.832 INFO kablam! | ^ help: consider using `_y` instead Oct 12 19:28:47.832 INFO kablam! | Oct 12 19:28:47.833 INFO kablam! = note: #[warn(unused_variables)] on by default Oct 12 19:28:47.833 INFO kablam! Oct 12 19:28:48.021 INFO kablam! warning: unused variable: `y` Oct 12 19:28:48.021 INFO kablam! --> src/test/conditionals_and_loops.rs:14:9 Oct 12 19:28:48.021 INFO kablam! | Oct 12 19:28:48.021 INFO kablam! 14 | let y = if x == 5 { 10 } else { 15 }; // y : i32 Oct 12 19:28:48.021 INFO kablam! | ^ help: consider using `_y` instead Oct 12 19:28:48.021 INFO kablam! | Oct 12 19:28:48.021 INFO kablam! = note: #[warn(unused_variables)] on by default Oct 12 19:28:48.021 INFO kablam! Oct 12 19:28:48.057 INFO kablam! warning: unused variable: `y` Oct 12 19:28:48.057 INFO kablam! --> src/test/data_types.rs:3:9 Oct 12 19:28:48.057 INFO kablam! | Oct 12 19:28:48.057 INFO kablam! 3 | let (y, z) = (1, 2); // Binding that uses _patterns_ Oct 12 19:28:48.057 INFO kablam! | ^ help: consider using `_y` instead Oct 12 19:28:48.058 INFO kablam! | Oct 12 19:28:48.058 INFO kablam! = note: #[warn(unused_variables)] on by default Oct 12 19:28:48.058 INFO kablam! Oct 12 19:28:48.058 INFO kablam! warning: unused variable: `z` Oct 12 19:28:48.058 INFO kablam! --> src/test/data_types.rs:3:12 Oct 12 19:28:48.058 INFO kablam! | Oct 12 19:28:48.058 INFO kablam! 3 | let (y, z) = (1, 2); // Binding that uses _patterns_ Oct 12 19:28:48.059 INFO kablam! | ^ help: consider using `_z` instead Oct 12 19:28:48.059 INFO kablam! Oct 12 19:28:48.059 INFO kablam! warning: unused variable: `k` Oct 12 19:28:48.059 INFO kablam! --> src/test/data_types.rs:4:8 Oct 12 19:28:48.059 INFO kablam! | Oct 12 19:28:48.059 INFO kablam! 4 | let k: i32 = 5; // Binding to _bind_ k to 5, with a static "int 32" type Oct 12 19:28:48.059 INFO kablam! | ^ help: consider using `_k` instead Oct 12 19:28:48.060 INFO kablam! Oct 12 19:28:48.060 INFO kablam! warning: value assigned to `xp` is never read Oct 12 19:28:48.060 INFO kablam! --> src/test/data_types.rs:11:12 Oct 12 19:28:48.060 INFO kablam! | Oct 12 19:28:48.060 INFO kablam! 11 | let mut xp = 5; Oct 12 19:28:48.060 INFO kablam! | ^^ Oct 12 19:28:48.060 INFO kablam! | Oct 12 19:28:48.060 INFO kablam! = note: #[warn(unused_assignments)] on by default Oct 12 19:28:48.060 INFO kablam! Oct 12 19:28:48.060 INFO kablam! warning: value assigned to `a` is never read Oct 12 19:28:48.060 INFO kablam! --> src/test/data_types.rs:32:12 Oct 12 19:28:48.060 INFO kablam! | Oct 12 19:28:48.060 INFO kablam! 32 | let mut a: i32 = 8; Oct 12 19:28:48.060 INFO kablam! | ^ Oct 12 19:28:48.060 INFO kablam! Oct 12 19:28:48.060 INFO kablam! warning: unused variable: `a` Oct 12 19:28:48.061 INFO kablam! --> src/test/data_types.rs:34:8 Oct 12 19:28:48.061 INFO kablam! | Oct 12 19:28:48.061 INFO kablam! 34 | let a = a; // a is now _immutable_ and *locked* to 10 (util shadowed). Oct 12 19:28:48.061 INFO kablam! | ^ help: consider using `_a` instead Oct 12 19:28:48.061 INFO kablam! Oct 12 19:28:48.061 INFO kablam! warning: unused variable: `e` Oct 12 19:28:48.061 INFO kablam! --> src/test/data_types.rs:37:8 Oct 12 19:28:48.061 INFO kablam! | Oct 12 19:28:48.061 INFO kablam! 37 | let e = 5; Oct 12 19:28:48.061 INFO kablam! | ^ help: consider using `_e` instead Oct 12 19:28:48.061 INFO kablam! Oct 12 19:28:48.061 INFO kablam! warning: unused variable: `e` Oct 12 19:28:48.061 INFO kablam! --> src/test/data_types.rs:38:8 Oct 12 19:28:48.061 INFO kablam! | Oct 12 19:28:48.061 INFO kablam! 38 | let e = "I am now a string!"; // e has changed types from i32 --> string Oct 12 19:28:48.061 INFO kablam! | ^ help: consider using `_e` instead Oct 12 19:28:48.061 INFO kablam! Oct 12 19:28:48.338 INFO kablam! warning: unused variable: `x` Oct 12 19:28:48.338 INFO kablam! --> src/test/vectors.rs:9:9 Oct 12 19:28:48.338 INFO kablam! | Oct 12 19:28:48.338 INFO kablam! 9 | let x = Box::new(5); // This is closer to the Type-Theoretic defn of `List` := Nil | Cons(T, Box(List)) Oct 12 19:28:48.338 INFO kablam! | ^ help: consider using `_x` instead Oct 12 19:28:48.347 INFO kablam! | Oct 12 19:28:48.347 INFO kablam! = note: #[warn(unused_variables)] on by default Oct 12 19:28:48.347 INFO kablam! Oct 12 19:28:48.369 INFO kablam! warning: unused variable: `x` Oct 12 19:28:48.369 INFO kablam! --> src/test/vectors.rs:9:9 Oct 12 19:28:48.369 INFO kablam! | Oct 12 19:28:48.369 INFO kablam! 9 | let x = Box::new(5); // This is closer to the Type-Theoretic defn of `List` := Nil | Cons(T, Box(List)) Oct 12 19:28:48.369 INFO kablam! | ^ help: consider using `_x` instead Oct 12 19:28:48.372 INFO kablam! | Oct 12 19:28:48.372 INFO kablam! = note: #[warn(unused_variables)] on by default Oct 12 19:28:48.372 INFO kablam! Oct 12 19:28:48.512 INFO kablam! warning: unused variable: `y` Oct 12 19:28:48.512 INFO kablam! --> src/test/data_types.rs:3:9 Oct 12 19:28:48.512 INFO kablam! | Oct 12 19:28:48.512 INFO kablam! 3 | let (y, z) = (1, 2); // Binding that uses _patterns_ Oct 12 19:28:48.512 INFO kablam! | ^ help: consider using `_y` instead Oct 12 19:28:48.512 INFO kablam! | Oct 12 19:28:48.512 INFO kablam! = note: #[warn(unused_variables)] on by default Oct 12 19:28:48.512 INFO kablam! Oct 12 19:28:48.512 INFO kablam! warning: unused variable: `z` Oct 12 19:28:48.512 INFO kablam! --> src/test/data_types.rs:3:12 Oct 12 19:28:48.512 INFO kablam! | Oct 12 19:28:48.512 INFO kablam! 3 | let (y, z) = (1, 2); // Binding that uses _patterns_ Oct 12 19:28:48.512 INFO kablam! | ^ help: consider using `_z` instead Oct 12 19:28:48.512 INFO kablam! Oct 12 19:28:48.512 INFO kablam! warning: unused variable: `k` Oct 12 19:28:48.512 INFO kablam! --> src/test/data_types.rs:4:8 Oct 12 19:28:48.512 INFO kablam! | Oct 12 19:28:48.512 INFO kablam! 4 | let k: i32 = 5; // Binding to _bind_ k to 5, with a static "int 32" type Oct 12 19:28:48.512 INFO kablam! | ^ help: consider using `_k` instead Oct 12 19:28:48.512 INFO kablam! Oct 12 19:28:48.512 INFO kablam! warning: value assigned to `xp` is never read Oct 12 19:28:48.512 INFO kablam! --> src/test/data_types.rs:11:12 Oct 12 19:28:48.512 INFO kablam! | Oct 12 19:28:48.512 INFO kablam! 11 | let mut xp = 5; Oct 12 19:28:48.512 INFO kablam! | ^^ Oct 12 19:28:48.512 INFO kablam! | Oct 12 19:28:48.512 INFO kablam! = note: #[warn(unused_assignments)] on by default Oct 12 19:28:48.512 INFO kablam! Oct 12 19:28:48.512 INFO kablam! warning: value assigned to `a` is never read Oct 12 19:28:48.512 INFO kablam! --> src/test/data_types.rs:32:12 Oct 12 19:28:48.512 INFO kablam! | Oct 12 19:28:48.512 INFO kablam! 32 | let mut a: i32 = 8; Oct 12 19:28:48.512 INFO kablam! | ^ Oct 12 19:28:48.512 INFO kablam! Oct 12 19:28:48.512 INFO kablam! warning: unused variable: `a` Oct 12 19:28:48.512 INFO kablam! --> src/test/data_types.rs:34:8 Oct 12 19:28:48.512 INFO kablam! | Oct 12 19:28:48.512 INFO kablam! 34 | let a = a; // a is now _immutable_ and *locked* to 10 (util shadowed). Oct 12 19:28:48.512 INFO kablam! | ^ help: consider using `_a` instead Oct 12 19:28:48.513 INFO kablam! Oct 12 19:28:48.513 INFO kablam! warning: unused variable: `e` Oct 12 19:28:48.513 INFO kablam! --> src/test/data_types.rs:37:8 Oct 12 19:28:48.513 INFO kablam! | Oct 12 19:28:48.513 INFO kablam! 37 | let e = 5; Oct 12 19:28:48.513 INFO kablam! | ^ help: consider using `_e` instead Oct 12 19:28:48.513 INFO kablam! Oct 12 19:28:48.513 INFO kablam! warning: unused variable: `e` Oct 12 19:28:48.513 INFO kablam! --> src/test/data_types.rs:38:8 Oct 12 19:28:48.513 INFO kablam! | Oct 12 19:28:48.513 INFO kablam! 38 | let e = "I am now a string!"; // e has changed types from i32 --> string Oct 12 19:28:48.513 INFO kablam! | ^ help: consider using `_e` instead Oct 12 19:28:48.513 INFO kablam! Oct 12 19:28:48.611 INFO kablam! warning: unnecessary parentheses around assigned value Oct 12 19:28:48.611 INFO kablam! --> src/test/primitive_types.rs:47:13 Oct 12 19:28:48.611 INFO kablam! | Oct 12 19:28:48.611 INFO kablam! 47 | let b = (0); // Normal zero Oct 12 19:28:48.611 INFO kablam! | ^^^ help: remove these parentheses Oct 12 19:28:48.611 INFO kablam! | Oct 12 19:28:48.611 INFO kablam! = note: #[warn(unused_parens)] on by default Oct 12 19:28:48.611 INFO kablam! Oct 12 19:28:48.642 INFO kablam! warning: unused variable: `x` Oct 12 19:28:48.642 INFO kablam! --> src/test/primitive_types.rs:3:9 Oct 12 19:28:48.642 INFO kablam! | Oct 12 19:28:48.642 INFO kablam! 3 | let x = true; Oct 12 19:28:48.642 INFO kablam! | ^ help: consider using `_x` instead Oct 12 19:28:48.642 INFO kablam! | Oct 12 19:28:48.642 INFO kablam! = note: #[warn(unused_variables)] on by default Oct 12 19:28:48.642 INFO kablam! Oct 12 19:28:48.642 INFO kablam! warning: unused variable: `y` Oct 12 19:28:48.642 INFO kablam! --> src/test/primitive_types.rs:4:9 Oct 12 19:28:48.642 INFO kablam! | Oct 12 19:28:48.642 INFO kablam! 4 | let y: bool = false; Oct 12 19:28:48.642 INFO kablam! | ^ help: consider using `_y` instead Oct 12 19:28:48.642 INFO kablam! Oct 12 19:28:48.643 INFO kablam! warning: unused variable: `x` Oct 12 19:28:48.643 INFO kablam! --> src/test/primitive_types.rs:7:9 Oct 12 19:28:48.643 INFO kablam! | Oct 12 19:28:48.643 INFO kablam! 7 | let x = 'x'; Oct 12 19:28:48.643 INFO kablam! | ^ help: consider using `_x` instead Oct 12 19:28:48.643 INFO kablam! Oct 12 19:28:48.643 INFO kablam! warning: unused variable: `x` Oct 12 19:28:48.643 INFO kablam! --> src/test/primitive_types.rs:10:9 Oct 12 19:28:48.643 INFO kablam! | Oct 12 19:28:48.643 INFO kablam! 10 | let x = 42; // `x` has type `i32` Oct 12 19:28:48.643 INFO kablam! | ^ help: consider using `_x` instead Oct 12 19:28:48.643 INFO kablam! Oct 12 19:28:48.643 INFO kablam! warning: unused variable: `y` Oct 12 19:28:48.643 INFO kablam! --> src/test/primitive_types.rs:11:9 Oct 12 19:28:48.643 INFO kablam! | Oct 12 19:28:48.643 INFO kablam! 11 | let y = 1.0; // `y` has type `f64` Oct 12 19:28:48.643 INFO kablam! | ^ help: consider using `_y` instead Oct 12 19:28:48.643 INFO kablam! Oct 12 19:28:48.643 INFO kablam! warning: unused variable: `a` Oct 12 19:28:48.643 INFO kablam! --> src/test/primitive_types.rs:19:9 Oct 12 19:28:48.643 INFO kablam! | Oct 12 19:28:48.643 INFO kablam! 19 | let a = [1, 2, 3]; // a : [i32; 3] Oct 12 19:28:48.643 INFO kablam! | ^ help: consider using `_a` instead Oct 12 19:28:48.643 INFO kablam! Oct 12 19:28:48.643 INFO kablam! warning: unused variable: `m` Oct 12 19:28:48.643 INFO kablam! --> src/test/primitive_types.rs:20:13 Oct 12 19:28:48.643 INFO kablam! | Oct 12 19:28:48.643 INFO kablam! 20 | let mut m = [1, 2, 3]; // m : [i32; 3] Oct 12 19:28:48.643 INFO kablam! | ^ help: consider using `_m` instead Oct 12 19:28:48.643 INFO kablam! Oct 12 19:28:48.643 INFO kablam! warning: unused variable: `names` Oct 12 19:28:48.643 INFO kablam! --> src/test/primitive_types.rs:25:9 Oct 12 19:28:48.643 INFO kablam! | Oct 12 19:28:48.643 INFO kablam! 25 | let names = ["Juspreet", "Cook", "Levin"]; // names : [&str; 3] Oct 12 19:28:48.643 INFO kablam! | ^^^^^ help: consider using `_names` instead Oct 12 19:28:48.643 INFO kablam! Oct 12 19:28:48.643 INFO kablam! warning: unused variable: `b_duplicate` Oct 12 19:28:48.643 INFO kablam! --> src/test/primitive_types.rs:30:9 Oct 12 19:28:48.643 INFO kablam! | Oct 12 19:28:48.643 INFO kablam! 30 | let b_duplicate = &b[..]; // A slice containing everything in `a` Oct 12 19:28:48.643 INFO kablam! | ^^^^^^^^^^^ help: consider using `_b_duplicate` instead Oct 12 19:28:48.643 INFO kablam! Oct 12 19:28:48.643 INFO kablam! warning: unused variable: `middle` Oct 12 19:28:48.643 INFO kablam! --> src/test/primitive_types.rs:31:9 Oct 12 19:28:48.643 INFO kablam! | Oct 12 19:28:48.643 INFO kablam! 31 | let middle = &b[1..4]; // A slice of `a` : [1, 2, 3] Oct 12 19:28:48.643 INFO kablam! | ^^^^^^ help: consider using `_middle` instead Oct 12 19:28:48.643 INFO kablam! Oct 12 19:28:48.643 INFO kablam! warning: unused variable: `x` Oct 12 19:28:48.643 INFO kablam! --> src/test/primitive_types.rs:35:9 Oct 12 19:28:48.643 INFO kablam! | Oct 12 19:28:48.643 INFO kablam! 35 | let x = (1, "hello"); Oct 12 19:28:48.643 INFO kablam! | ^ help: consider using `_x` instead Oct 12 19:28:48.643 INFO kablam! Oct 12 19:28:48.643 INFO kablam! warning: unused variable: `y` Oct 12 19:28:48.643 INFO kablam! --> src/test/primitive_types.rs:36:9 Oct 12 19:28:48.643 INFO kablam! | Oct 12 19:28:48.643 INFO kablam! 36 | let y: (i32, &str) = (1, "hello"); Oct 12 19:28:48.643 INFO kablam! | ^ help: consider using `_y` instead Oct 12 19:28:48.643 INFO kablam! Oct 12 19:28:48.643 INFO kablam! warning: variable `x` is assigned to, but never used Oct 12 19:28:48.643 INFO kablam! --> src/test/primitive_types.rs:38:13 Oct 12 19:28:48.643 INFO kablam! | Oct 12 19:28:48.643 INFO kablam! 38 | let mut x = (1, 2); Oct 12 19:28:48.643 INFO kablam! | ^ Oct 12 19:28:48.643 INFO kablam! | Oct 12 19:28:48.643 INFO kablam! = note: consider using `_x` instead Oct 12 19:28:48.643 INFO kablam! Oct 12 19:28:48.643 INFO kablam! warning: value assigned to `x` is never read Oct 12 19:28:48.643 INFO kablam! --> src/test/primitive_types.rs:40:5 Oct 12 19:28:48.643 INFO kablam! | Oct 12 19:28:48.643 INFO kablam! 40 | x = y; // A tuple is assigned to another (mutable) tuple, and type-check => The same Product-Type Oct 12 19:28:48.643 INFO kablam! | ^ Oct 12 19:28:48.643 INFO kablam! | Oct 12 19:28:48.643 INFO kablam! = note: #[warn(unused_assignments)] on by default Oct 12 19:28:48.643 INFO kablam! Oct 12 19:28:48.643 INFO kablam! warning: unused variable: `a` Oct 12 19:28:48.643 INFO kablam! --> src/test/primitive_types.rs:46:9 Oct 12 19:28:48.643 INFO kablam! | Oct 12 19:28:48.643 INFO kablam! 46 | let a = (0,); // Tuple of arity 1 Oct 12 19:28:48.643 INFO kablam! | ^ help: consider using `_a` instead Oct 12 19:28:48.643 INFO kablam! Oct 12 19:28:48.648 INFO kablam! warning: unused variable: `b` Oct 12 19:28:48.648 INFO kablam! --> src/test/primitive_types.rs:47:9 Oct 12 19:28:48.648 INFO kablam! | Oct 12 19:28:48.648 INFO kablam! 47 | let b = (0); // Normal zero Oct 12 19:28:48.648 INFO kablam! | ^ help: consider using `_b` instead Oct 12 19:28:48.648 INFO kablam! Oct 12 19:28:48.648 INFO kablam! warning: unused variable: `x` Oct 12 19:28:48.648 INFO kablam! --> src/test/primitive_types.rs:52:9 Oct 12 19:28:48.648 INFO kablam! | Oct 12 19:28:48.648 INFO kablam! 52 | let x = tuple.0; Oct 12 19:28:48.648 INFO kablam! | ^ help: consider using `_x` instead Oct 12 19:28:48.648 INFO kablam! Oct 12 19:28:48.648 INFO kablam! warning: unused variable: `y` Oct 12 19:28:48.648 INFO kablam! --> src/test/primitive_types.rs:53:9 Oct 12 19:28:48.648 INFO kablam! | Oct 12 19:28:48.648 INFO kablam! 53 | let y = tuple.1; Oct 12 19:28:48.648 INFO kablam! | ^ help: consider using `_y` instead Oct 12 19:28:48.648 INFO kablam! Oct 12 19:28:48.648 INFO kablam! warning: unused variable: `z` Oct 12 19:28:48.648 INFO kablam! --> src/test/primitive_types.rs:54:9 Oct 12 19:28:48.648 INFO kablam! | Oct 12 19:28:48.648 INFO kablam! 54 | let z = tuple.2; Oct 12 19:28:48.648 INFO kablam! | ^ help: consider using `_z` instead Oct 12 19:28:48.648 INFO kablam! Oct 12 19:28:48.649 INFO kablam! warning: variable does not need to be mutable Oct 12 19:28:48.649 INFO kablam! --> src/test/primitive_types.rs:20:9 Oct 12 19:28:48.649 INFO kablam! | Oct 12 19:28:48.649 INFO kablam! 20 | let mut m = [1, 2, 3]; // m : [i32; 3] Oct 12 19:28:48.649 INFO kablam! | ----^ Oct 12 19:28:48.649 INFO kablam! | | Oct 12 19:28:48.649 INFO kablam! | help: remove this `mut` Oct 12 19:28:48.649 INFO kablam! | Oct 12 19:28:48.649 INFO kablam! = note: #[warn(unused_mut)] on by default Oct 12 19:28:48.649 INFO kablam! Oct 12 19:28:48.726 INFO kablam! warning: unnecessary parentheses around assigned value Oct 12 19:28:48.726 INFO kablam! --> src/test/functions.rs:20:13 Oct 12 19:28:48.726 INFO kablam! | Oct 12 19:28:48.726 INFO kablam! 20 | let x = (y = 6); // `x` has the value `()`, _NOT_ 6 Oct 12 19:28:48.726 INFO kablam! | ^^^^^^^ help: remove these parentheses Oct 12 19:28:48.726 INFO kablam! | Oct 12 19:28:48.726 INFO kablam! = note: #[warn(unused_parens)] on by default Oct 12 19:28:48.726 INFO kablam! Oct 12 19:28:48.740 INFO kablam! warning: unreachable statement Oct 12 19:28:48.740 INFO kablam! --> src/test/functions.rs:23:5 Oct 12 19:28:48.740 INFO kablam! | Oct 12 19:28:48.740 INFO kablam! 23 | let x: String = diverges(); Oct 12 19:28:48.740 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 19:28:48.740 INFO kablam! | Oct 12 19:28:48.740 INFO kablam! = note: #[warn(unreachable_code)] on by default Oct 12 19:28:48.740 INFO kablam! Oct 12 19:28:48.748 INFO kablam! warning: variable `y` is assigned to, but never used Oct 12 19:28:48.748 INFO kablam! --> src/test/functions.rs:19:13 Oct 12 19:28:48.748 INFO kablam! | Oct 12 19:28:48.748 INFO kablam! 19 | let mut y = 5; Oct 12 19:28:48.748 INFO kablam! | ^ Oct 12 19:28:48.748 INFO kablam! | Oct 12 19:28:48.748 INFO kablam! = note: #[warn(unused_variables)] on by default Oct 12 19:28:48.748 INFO kablam! = note: consider using `_y` instead Oct 12 19:28:48.748 INFO kablam! Oct 12 19:28:48.748 INFO kablam! warning: unused variable: `x` Oct 12 19:28:48.748 INFO kablam! --> src/test/functions.rs:20:9 Oct 12 19:28:48.748 INFO kablam! | Oct 12 19:28:48.748 INFO kablam! 20 | let x = (y = 6); // `x` has the value `()`, _NOT_ 6 Oct 12 19:28:48.748 INFO kablam! | ^ help: consider using `_x` instead Oct 12 19:28:48.748 INFO kablam! Oct 12 19:28:48.748 INFO kablam! warning: value assigned to `y` is never read Oct 12 19:28:48.748 INFO kablam! --> src/test/functions.rs:20:14 Oct 12 19:28:48.748 INFO kablam! | Oct 12 19:28:48.748 INFO kablam! 20 | let x = (y = 6); // `x` has the value `()`, _NOT_ 6 Oct 12 19:28:48.748 INFO kablam! | ^ Oct 12 19:28:48.748 INFO kablam! | Oct 12 19:28:48.748 INFO kablam! = note: #[warn(unused_assignments)] on by default Oct 12 19:28:48.748 INFO kablam! Oct 12 19:28:48.748 INFO kablam! warning: unused variable: `x` Oct 12 19:28:48.748 INFO kablam! --> src/test/functions.rs:22:9 Oct 12 19:28:48.748 INFO kablam! | Oct 12 19:28:48.748 INFO kablam! 22 | let x: i32 = diverges(); Oct 12 19:28:48.748 INFO kablam! | ^ help: consider using `_x` instead Oct 12 19:28:48.748 INFO kablam! Oct 12 19:28:48.748 INFO kablam! warning: unused variable: `x` Oct 12 19:28:48.748 INFO kablam! --> src/test/functions.rs:23:9 Oct 12 19:28:48.748 INFO kablam! | Oct 12 19:28:48.748 INFO kablam! 23 | let x: String = diverges(); Oct 12 19:28:48.748 INFO kablam! | ^ help: consider using `_x` instead Oct 12 19:28:48.748 INFO kablam! Oct 12 19:28:48.748 INFO kablam! warning: unused variable: `f` Oct 12 19:28:48.748 INFO kablam! --> src/test/functions.rs:28:9 Oct 12 19:28:48.748 INFO kablam! | Oct 12 19:28:48.748 INFO kablam! 28 | let f: fn(i32) -> i32; Oct 12 19:28:48.748 INFO kablam! | ^ help: consider using `_f` instead Oct 12 19:28:48.748 INFO kablam! Oct 12 19:28:48.748 INFO kablam! warning: unused variable: `y` Oct 12 19:28:48.748 INFO kablam! --> src/test/functions.rs:31:9 Oct 12 19:28:48.748 INFO kablam! | Oct 12 19:28:48.748 INFO kablam! 31 | let y = f(5, 6); Oct 12 19:28:48.748 INFO kablam! | ^ help: consider using `_y` instead Oct 12 19:28:48.748 INFO kablam! Oct 12 19:28:48.748 INFO kablam! warning: unused variable: `z` Oct 12 19:28:48.748 INFO kablam! --> src/test/functions.rs:34:9 Oct 12 19:28:48.748 INFO kablam! | Oct 12 19:28:48.748 INFO kablam! 34 | let z = sum_number(5, 6); Oct 12 19:28:48.748 INFO kablam! | ^ help: consider using `_z` instead Oct 12 19:28:48.749 INFO kablam! Oct 12 19:28:48.752 INFO kablam! warning: function is never used: `sum_number_three` Oct 12 19:28:48.752 INFO kablam! --> src/test/functions.rs:9:1 Oct 12 19:28:48.752 INFO kablam! | Oct 12 19:28:48.752 INFO kablam! 9 | fn sum_number_three(x: i32, y: i32, z:i32) -> i32 { Oct 12 19:28:48.752 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 19:28:48.752 INFO kablam! | Oct 12 19:28:48.752 INFO kablam! = note: #[warn(dead_code)] on by default Oct 12 19:28:48.752 INFO kablam! Oct 12 19:28:48.788 INFO kablam! warning: unnecessary parentheses around assigned value Oct 12 19:28:48.788 INFO kablam! --> src/test/primitive_types.rs:47:13 Oct 12 19:28:48.788 INFO kablam! | Oct 12 19:28:48.788 INFO kablam! 47 | let b = (0); // Normal zero Oct 12 19:28:48.788 INFO kablam! | ^^^ help: remove these parentheses Oct 12 19:28:48.788 INFO kablam! | Oct 12 19:28:48.788 INFO kablam! = note: #[warn(unused_parens)] on by default Oct 12 19:28:48.788 INFO kablam! Oct 12 19:28:48.816 INFO kablam! warning: unused variable: `x` Oct 12 19:28:48.816 INFO kablam! --> src/test/primitive_types.rs:3:9 Oct 12 19:28:48.816 INFO kablam! | Oct 12 19:28:48.816 INFO kablam! 3 | let x = true; Oct 12 19:28:48.816 INFO kablam! | ^ help: consider using `_x` instead Oct 12 19:28:48.816 INFO kablam! | Oct 12 19:28:48.816 INFO kablam! = note: #[warn(unused_variables)] on by default Oct 12 19:28:48.816 INFO kablam! Oct 12 19:28:48.816 INFO kablam! warning: unused variable: `y` Oct 12 19:28:48.816 INFO kablam! --> src/test/primitive_types.rs:4:9 Oct 12 19:28:48.816 INFO kablam! | Oct 12 19:28:48.816 INFO kablam! 4 | let y: bool = false; Oct 12 19:28:48.816 INFO kablam! | ^ help: consider using `_y` instead Oct 12 19:28:48.816 INFO kablam! Oct 12 19:28:48.816 INFO kablam! warning: unused variable: `x` Oct 12 19:28:48.816 INFO kablam! --> src/test/primitive_types.rs:7:9 Oct 12 19:28:48.816 INFO kablam! | Oct 12 19:28:48.816 INFO kablam! 7 | let x = 'x'; Oct 12 19:28:48.816 INFO kablam! | ^ help: consider using `_x` instead Oct 12 19:28:48.816 INFO kablam! Oct 12 19:28:48.816 INFO kablam! warning: unused variable: `x` Oct 12 19:28:48.816 INFO kablam! --> src/test/primitive_types.rs:10:9 Oct 12 19:28:48.816 INFO kablam! | Oct 12 19:28:48.816 INFO kablam! 10 | let x = 42; // `x` has type `i32` Oct 12 19:28:48.816 INFO kablam! | ^ help: consider using `_x` instead Oct 12 19:28:48.816 INFO kablam! Oct 12 19:28:48.816 INFO kablam! warning: unused variable: `y` Oct 12 19:28:48.816 INFO kablam! --> src/test/primitive_types.rs:11:9 Oct 12 19:28:48.816 INFO kablam! | Oct 12 19:28:48.816 INFO kablam! 11 | let y = 1.0; // `y` has type `f64` Oct 12 19:28:48.816 INFO kablam! | ^ help: consider using `_y` instead Oct 12 19:28:48.816 INFO kablam! Oct 12 19:28:48.816 INFO kablam! warning: unused variable: `a` Oct 12 19:28:48.816 INFO kablam! --> src/test/primitive_types.rs:19:9 Oct 12 19:28:48.816 INFO kablam! | Oct 12 19:28:48.816 INFO kablam! 19 | let a = [1, 2, 3]; // a : [i32; 3] Oct 12 19:28:48.816 INFO kablam! | ^ help: consider using `_a` instead Oct 12 19:28:48.816 INFO kablam! Oct 12 19:28:48.816 INFO kablam! warning: unused variable: `m` Oct 12 19:28:48.816 INFO kablam! --> src/test/primitive_types.rs:20:13 Oct 12 19:28:48.816 INFO kablam! | Oct 12 19:28:48.816 INFO kablam! 20 | let mut m = [1, 2, 3]; // m : [i32; 3] Oct 12 19:28:48.816 INFO kablam! | ^ help: consider using `_m` instead Oct 12 19:28:48.816 INFO kablam! Oct 12 19:28:48.816 INFO kablam! warning: unused variable: `names` Oct 12 19:28:48.816 INFO kablam! --> src/test/primitive_types.rs:25:9 Oct 12 19:28:48.816 INFO kablam! | Oct 12 19:28:48.816 INFO kablam! 25 | let names = ["Juspreet", "Cook", "Levin"]; // names : [&str; 3] Oct 12 19:28:48.816 INFO kablam! | ^^^^^ help: consider using `_names` instead Oct 12 19:28:48.816 INFO kablam! Oct 12 19:28:48.816 INFO kablam! warning: unused variable: `b_duplicate` Oct 12 19:28:48.816 INFO kablam! --> src/test/primitive_types.rs:30:9 Oct 12 19:28:48.816 INFO kablam! | Oct 12 19:28:48.816 INFO kablam! 30 | let b_duplicate = &b[..]; // A slice containing everything in `a` Oct 12 19:28:48.816 INFO kablam! | ^^^^^^^^^^^ help: consider using `_b_duplicate` instead Oct 12 19:28:48.816 INFO kablam! Oct 12 19:28:48.816 INFO kablam! warning: unused variable: `middle` Oct 12 19:28:48.816 INFO kablam! --> src/test/primitive_types.rs:31:9 Oct 12 19:28:48.816 INFO kablam! | Oct 12 19:28:48.817 INFO kablam! 31 | let middle = &b[1..4]; // A slice of `a` : [1, 2, 3] Oct 12 19:28:48.817 INFO kablam! | ^^^^^^ help: consider using `_middle` instead Oct 12 19:28:48.817 INFO kablam! Oct 12 19:28:48.817 INFO kablam! warning: unused variable: `x` Oct 12 19:28:48.817 INFO kablam! --> src/test/primitive_types.rs:35:9 Oct 12 19:28:48.817 INFO kablam! | Oct 12 19:28:48.817 INFO kablam! 35 | let x = (1, "hello"); Oct 12 19:28:48.817 INFO kablam! | ^ help: consider using `_x` instead Oct 12 19:28:48.817 INFO kablam! Oct 12 19:28:48.817 INFO kablam! warning: unused variable: `y` Oct 12 19:28:48.817 INFO kablam! --> src/test/primitive_types.rs:36:9 Oct 12 19:28:48.817 INFO kablam! | Oct 12 19:28:48.817 INFO kablam! 36 | let y: (i32, &str) = (1, "hello"); Oct 12 19:28:48.817 INFO kablam! | ^ help: consider using `_y` instead Oct 12 19:28:48.817 INFO kablam! Oct 12 19:28:48.817 INFO kablam! warning: variable `x` is assigned to, but never used Oct 12 19:28:48.817 INFO kablam! --> src/test/primitive_types.rs:38:13 Oct 12 19:28:48.817 INFO kablam! | Oct 12 19:28:48.817 INFO kablam! 38 | let mut x = (1, 2); Oct 12 19:28:48.817 INFO kablam! | ^ Oct 12 19:28:48.817 INFO kablam! | Oct 12 19:28:48.817 INFO kablam! = note: consider using `_x` instead Oct 12 19:28:48.817 INFO kablam! Oct 12 19:28:48.817 INFO kablam! warning: value assigned to `x` is never read Oct 12 19:28:48.817 INFO kablam! --> src/test/primitive_types.rs:40:5 Oct 12 19:28:48.817 INFO kablam! | Oct 12 19:28:48.817 INFO kablam! 40 | x = y; // A tuple is assigned to another (mutable) tuple, and type-check => The same Product-Type Oct 12 19:28:48.817 INFO kablam! | ^ Oct 12 19:28:48.817 INFO kablam! | Oct 12 19:28:48.817 INFO kablam! = note: #[warn(unused_assignments)] on by default Oct 12 19:28:48.817 INFO kablam! Oct 12 19:28:48.817 INFO kablam! warning: unused variable: `a` Oct 12 19:28:48.817 INFO kablam! --> src/test/primitive_types.rs:46:9 Oct 12 19:28:48.817 INFO kablam! | Oct 12 19:28:48.817 INFO kablam! 46 | let a = (0,); // Tuple of arity 1 Oct 12 19:28:48.817 INFO kablam! | ^ help: consider using `_a` instead Oct 12 19:28:48.817 INFO kablam! Oct 12 19:28:48.817 INFO kablam! warning: unused variable: `b` Oct 12 19:28:48.817 INFO kablam! --> src/test/primitive_types.rs:47:9 Oct 12 19:28:48.817 INFO kablam! | Oct 12 19:28:48.817 INFO kablam! 47 | let b = (0); // Normal zero Oct 12 19:28:48.817 INFO kablam! | ^ help: consider using `_b` instead Oct 12 19:28:48.817 INFO kablam! Oct 12 19:28:48.817 INFO kablam! warning: unused variable: `x` Oct 12 19:28:48.817 INFO kablam! --> src/test/primitive_types.rs:52:9 Oct 12 19:28:48.817 INFO kablam! | Oct 12 19:28:48.817 INFO kablam! 52 | let x = tuple.0; Oct 12 19:28:48.817 INFO kablam! | ^ help: consider using `_x` instead Oct 12 19:28:48.817 INFO kablam! Oct 12 19:28:48.817 INFO kablam! warning: unused variable: `y` Oct 12 19:28:48.817 INFO kablam! --> src/test/primitive_types.rs:53:9 Oct 12 19:28:48.817 INFO kablam! | Oct 12 19:28:48.817 INFO kablam! 53 | let y = tuple.1; Oct 12 19:28:48.817 INFO kablam! | ^ help: consider using `_y` instead Oct 12 19:28:48.817 INFO kablam! Oct 12 19:28:48.817 INFO kablam! warning: unused variable: `z` Oct 12 19:28:48.817 INFO kablam! --> src/test/primitive_types.rs:54:9 Oct 12 19:28:48.817 INFO kablam! | Oct 12 19:28:48.817 INFO kablam! 54 | let z = tuple.2; Oct 12 19:28:48.817 INFO kablam! | ^ help: consider using `_z` instead Oct 12 19:28:48.817 INFO kablam! Oct 12 19:28:48.817 INFO kablam! warning: variable does not need to be mutable Oct 12 19:28:48.817 INFO kablam! --> src/test/primitive_types.rs:20:9 Oct 12 19:28:48.817 INFO kablam! | Oct 12 19:28:48.817 INFO kablam! 20 | let mut m = [1, 2, 3]; // m : [i32; 3] Oct 12 19:28:48.817 INFO kablam! | ----^ Oct 12 19:28:48.817 INFO kablam! | | Oct 12 19:28:48.817 INFO kablam! | help: remove this `mut` Oct 12 19:28:48.817 INFO kablam! | Oct 12 19:28:48.817 INFO kablam! = note: #[warn(unused_mut)] on by default Oct 12 19:28:48.817 INFO kablam! Oct 12 19:28:48.817 INFO kablam! warning: function is never used: `foo` Oct 12 19:28:48.817 INFO kablam! --> src/test/primitive_types.rs:57:5 Oct 12 19:28:48.817 INFO kablam! | Oct 12 19:28:48.817 INFO kablam! 57 | fn foo(x: i32) -> i32 { x } // foo : i32 -> i32 Oct 12 19:28:48.817 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Oct 12 19:28:48.817 INFO kablam! | Oct 12 19:28:48.817 INFO kablam! = note: #[warn(dead_code)] on by default Oct 12 19:28:48.817 INFO kablam! Oct 12 19:28:48.817 INFO kablam! warning: function is never used: `two_foo` Oct 12 19:28:48.817 INFO kablam! --> src/test/primitive_types.rs:59:5 Oct 12 19:28:48.817 INFO kablam! | Oct 12 19:28:48.817 INFO kablam! 59 | fn two_foo(x: i32, y: i32) -> i32 { x + y } // two_foo : (i32 * i32) -> i32 Oct 12 19:28:48.817 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 19:28:48.817 INFO kablam! Oct 12 19:28:48.828 INFO kablam! Finished dev [unoptimized + debuginfo] target(s) in 2.11s Oct 12 19:28:48.835 INFO kablam! su: No module specific data is present Oct 12 19:28:49.292 INFO running `"docker" "rm" "-f" "6606c077b1291fc534106100cb626ad2c940f84247e9932b232d46bc1880b344"` Oct 12 19:28:49.592 INFO blam! 6606c077b1291fc534106100cb626ad2c940f84247e9932b232d46bc1880b344