Oct 13 05:19:06.486 INFO checking CarloMicieli/rust_tutorial against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 05:19:06.486 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-0/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-0/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 13 05:19:06.775 INFO blam! e8668b833a870ffc1f9f86b6bb3fb1724fa9103510b719b20a700202a4b27fed
Oct 13 05:19:06.788 INFO running `"docker" "start" "-a" "e8668b833a870ffc1f9f86b6bb3fb1724fa9103510b719b20a700202a4b27fed"`
Oct 13 05:19:07.868 INFO kablam! usermod: no changes
Oct 13 05:19:07.917 INFO kablam!     Checking rust_tutorial v0.1.0 (/source)
Oct 13 05:19:08.548 INFO kablam! warning: function is never used: `thruth`
Oct 13 05:19:08.549 INFO kablam!  --> src/control_flow/ifs.rs:1:1
Oct 13 05:19:08.549 INFO kablam!   |
Oct 13 05:19:08.549 INFO kablam! 1 | pub fn thruth(x: i32) -> bool {
Oct 13 05:19:08.550 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 05:19:08.550 INFO kablam!   |
Oct 13 05:19:08.550 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 13 05:19:08.550 INFO kablam! 
Oct 13 05:19:08.551 INFO kablam! warning: function is never used: `if_as_expression`
Oct 13 05:19:08.551 INFO kablam!  --> src/control_flow/ifs.rs:9:1
Oct 13 05:19:08.551 INFO kablam!   |
Oct 13 05:19:08.551 INFO kablam! 9 | pub fn if_as_expression(x: i32) -> &'static str {
Oct 13 05:19:08.552 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 05:19:08.552 INFO kablam! 
Oct 13 05:19:08.552 INFO kablam! warning: function is never used: `sum`
Oct 13 05:19:08.553 INFO kablam!  --> src/control_flow/loops.rs:2:1
Oct 13 05:19:08.553 INFO kablam!   |
Oct 13 05:19:08.553 INFO kablam! 2 | pub fn sum(from: i32, to: i32) -> i32 {
Oct 13 05:19:08.553 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 05:19:08.554 INFO kablam! 
Oct 13 05:19:08.554 INFO kablam! warning: function is never used: `sum2`
Oct 13 05:19:08.554 INFO kablam!   --> src/control_flow/loops.rs:15:1
Oct 13 05:19:08.554 INFO kablam!    |
Oct 13 05:19:08.555 INFO kablam! 15 | pub fn sum2(from: i32, to: i32) -> i32 {
Oct 13 05:19:08.555 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 05:19:08.555 INFO kablam! 
Oct 13 05:19:08.555 INFO kablam! warning: function is never used: `sum3`
Oct 13 05:19:08.556 INFO kablam!   --> src/control_flow/loops.rs:24:1
Oct 13 05:19:08.556 INFO kablam!    |
Oct 13 05:19:08.556 INFO kablam! 24 | pub fn sum3(from: i32, to: i32) -> i32 {
Oct 13 05:19:08.556 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 05:19:08.557 INFO kablam! 
Oct 13 05:19:08.557 INFO kablam! warning: variant is never constructed: `Val`
Oct 13 05:19:08.557 INFO kablam!  --> src/custom_types/expressions.rs:5:5
Oct 13 05:19:08.557 INFO kablam!   |
Oct 13 05:19:08.558 INFO kablam! 5 |     Val { n: i32 },
Oct 13 05:19:08.558 INFO kablam!   |     ^^^^^^^^^^^^^^
Oct 13 05:19:08.558 INFO kablam! 
Oct 13 05:19:08.558 INFO kablam! warning: variant is never constructed: `Variable`
Oct 13 05:19:08.559 INFO kablam!  --> src/custom_types/expressions.rs:6:5
Oct 13 05:19:08.559 INFO kablam!   |
Oct 13 05:19:08.559 INFO kablam! 6 |     Variable { name: String, exp: Box<Exp> },
Oct 13 05:19:08.559 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 05:19:08.559 INFO kablam! 
Oct 13 05:19:08.559 INFO kablam! warning: variant is never constructed: `Sum`
Oct 13 05:19:08.559 INFO kablam!  --> src/custom_types/expressions.rs:7:5
Oct 13 05:19:08.559 INFO kablam!   |
Oct 13 05:19:08.560 INFO kablam! 7 |     Sum { lhs: Box<Exp>, rhs: Box<Exp> },
Oct 13 05:19:08.560 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 05:19:08.560 INFO kablam! 
Oct 13 05:19:08.560 INFO kablam! warning: method is never used: `constant`
Oct 13 05:19:08.560 INFO kablam!   --> src/custom_types/expressions.rs:22:5
Oct 13 05:19:08.560 INFO kablam!    |
Oct 13 05:19:08.560 INFO kablam! 22 |     pub fn constant(val: i32) -> Exp {
Oct 13 05:19:08.560 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 05:19:08.560 INFO kablam! 
Oct 13 05:19:08.560 INFO kablam! warning: method is never used: `variable`
Oct 13 05:19:08.560 INFO kablam!   --> src/custom_types/expressions.rs:29:5
Oct 13 05:19:08.560 INFO kablam!    |
Oct 13 05:19:08.560 INFO kablam! 29 |     pub fn variable(name: &str, exp: Exp) -> Exp {
Oct 13 05:19:08.560 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 05:19:08.560 INFO kablam! 
Oct 13 05:19:08.560 INFO kablam! warning: method is never used: `sum`
Oct 13 05:19:08.560 INFO kablam!   --> src/custom_types/expressions.rs:36:5
Oct 13 05:19:08.560 INFO kablam!    |
Oct 13 05:19:08.560 INFO kablam! 36 |     pub fn sum(lhs: Exp, rhs: Exp) -> Exp {
Oct 13 05:19:08.560 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 05:19:08.560 INFO kablam! 
Oct 13 05:19:08.560 INFO kablam! warning: method is never used: `eval`
Oct 13 05:19:08.560 INFO kablam!   --> src/custom_types/expressions.rs:43:5
Oct 13 05:19:08.560 INFO kablam!    |
Oct 13 05:19:08.560 INFO kablam! 43 |     pub fn eval(exp: &Exp) -> i32 {
Oct 13 05:19:08.560 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 05:19:08.560 INFO kablam! 
Oct 13 05:19:08.560 INFO kablam! warning: method is never used: `numerator`
Oct 13 05:19:08.560 INFO kablam!   --> src/custom_types/rational.rs:26:5
Oct 13 05:19:08.560 INFO kablam!    |
Oct 13 05:19:08.560 INFO kablam! 26 |     pub fn numerator(&self) -> i32 {
Oct 13 05:19:08.560 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 05:19:08.560 INFO kablam! 
Oct 13 05:19:08.560 INFO kablam! warning: method is never used: `denominator`
Oct 13 05:19:08.560 INFO kablam!   --> src/custom_types/rational.rs:30:5
Oct 13 05:19:08.560 INFO kablam!    |
Oct 13 05:19:08.560 INFO kablam! 30 |     pub fn denominator(&self) -> i32 {
Oct 13 05:19:08.560 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 05:19:08.560 INFO kablam! 
Oct 13 05:19:08.560 INFO kablam! warning: method is never used: `from`
Oct 13 05:19:08.560 INFO kablam!   --> src/custom_types/rational.rs:35:5
Oct 13 05:19:08.560 INFO kablam!    |
Oct 13 05:19:08.560 INFO kablam! 35 |     pub fn from(num: i32) -> Rational {
Oct 13 05:19:08.560 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 05:19:08.560 INFO kablam! 
Oct 13 05:19:08.560 INFO kablam! warning: function is never used: `sum`
Oct 13 05:19:08.560 INFO kablam!  --> src/functions/functions.rs:1:1
Oct 13 05:19:08.560 INFO kablam!   |
Oct 13 05:19:08.560 INFO kablam! 1 | fn sum(a: i32, b: i32) -> i32 {
Oct 13 05:19:08.560 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 05:19:08.560 INFO kablam! 
Oct 13 05:19:08.560 INFO kablam! warning: variant is never constructed: `DividedByZero`
Oct 13 05:19:08.560 INFO kablam!  --> src/functions/functions.rs:7:5
Oct 13 05:19:08.560 INFO kablam!   |
Oct 13 05:19:08.560 INFO kablam! 7 |     DividedByZero,
Oct 13 05:19:08.560 INFO kablam!   |     ^^^^^^^^^^^^^
Oct 13 05:19:08.560 INFO kablam! 
Oct 13 05:19:08.560 INFO kablam! warning: function is never used: `div`
Oct 13 05:19:08.560 INFO kablam!   --> src/functions/functions.rs:10:1
Oct 13 05:19:08.560 INFO kablam!    |
Oct 13 05:19:08.560 INFO kablam! 10 | fn div(a: i32, b: i32) -> Result<i32, DivError> {
Oct 13 05:19:08.560 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 05:19:08.560 INFO kablam! 
Oct 13 05:19:08.560 INFO kablam! warning: function is never used: `fib`
Oct 13 05:19:08.560 INFO kablam!   --> src/functions/functions.rs:18:1
Oct 13 05:19:08.560 INFO kablam!    |
Oct 13 05:19:08.560 INFO kablam! 18 | pub fn fib(n: i32) -> i32 {
Oct 13 05:19:08.560 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 05:19:08.560 INFO kablam! 
Oct 13 05:19:08.560 INFO kablam! warning: function is never used: `max`
Oct 13 05:19:08.560 INFO kablam!   --> src/functions/functions.rs:28:1
Oct 13 05:19:08.560 INFO kablam!    |
Oct 13 05:19:08.560 INFO kablam! 28 | / fn max<T>(a: T, b: T) -> T
Oct 13 05:19:08.560 INFO kablam! 29 | | where
Oct 13 05:19:08.560 INFO kablam! 30 | |     T: PartialOrd,
Oct 13 05:19:08.560 INFO kablam! 31 | | {
Oct 13 05:19:08.560 INFO kablam! ...  |
Oct 13 05:19:08.560 INFO kablam! 36 | |     }
Oct 13 05:19:08.560 INFO kablam! 37 | | }
Oct 13 05:19:08.560 INFO kablam!    | |_^
Oct 13 05:19:08.560 INFO kablam! 
Oct 13 05:19:08.560 INFO kablam! warning: function is never used: `hello`
Oct 13 05:19:08.560 INFO kablam!  --> src/primitive_types/strings.rs:2:1
Oct 13 05:19:08.561 INFO kablam!   |
Oct 13 05:19:08.561 INFO kablam! 2 | fn hello(name: &str) -> String {
Oct 13 05:19:08.561 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 05:19:08.561 INFO kablam! 
Oct 13 05:19:08.561 INFO kablam! warning: the `d:` in this pattern is redundant
Oct 13 05:19:08.561 INFO kablam!   --> src/custom_types/rational.rs:80:30
Oct 13 05:19:08.561 INFO kablam!    |
Oct 13 05:19:08.561 INFO kablam! 80 |         let Rational { n: c, d: d } = other;
Oct 13 05:19:08.561 INFO kablam!    |                              --^^
Oct 13 05:19:08.561 INFO kablam!    |                              |
Oct 13 05:19:08.561 INFO kablam!    |                              help: remove this
Oct 13 05:19:08.561 INFO kablam!    |
Oct 13 05:19:08.561 INFO kablam!    = note: #[warn(non_shorthand_field_patterns)] on by default
Oct 13 05:19:08.561 INFO kablam! 
Oct 13 05:19:08.610 INFO kablam! warning: unused import: `super::*`
Oct 13 05:19:08.610 INFO kablam!  --> src/collections/arrays.rs:4:9
Oct 13 05:19:08.610 INFO kablam!   |
Oct 13 05:19:08.610 INFO kablam! 4 |     use super::*;
Oct 13 05:19:08.610 INFO kablam!   |         ^^^^^^^^
Oct 13 05:19:08.610 INFO kablam!   |
Oct 13 05:19:08.610 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 05:19:08.610 INFO kablam! 
Oct 13 05:19:08.610 INFO kablam! warning: unused import: `super::*`
Oct 13 05:19:08.610 INFO kablam!  --> src/collections/vectors.rs:4:9
Oct 13 05:19:08.610 INFO kablam!   |
Oct 13 05:19:08.610 INFO kablam! 4 |     use super::*;
Oct 13 05:19:08.610 INFO kablam!   |         ^^^^^^^^
Oct 13 05:19:08.610 INFO kablam! 
Oct 13 05:19:09.012 INFO kablam! warning: the `d:` in this pattern is redundant
Oct 13 05:19:09.012 INFO kablam!   --> src/custom_types/rational.rs:80:30
Oct 13 05:19:09.012 INFO kablam!    |
Oct 13 05:19:09.012 INFO kablam! 80 |         let Rational { n: c, d: d } = other;
Oct 13 05:19:09.012 INFO kablam!    |                              --^^
Oct 13 05:19:09.012 INFO kablam!    |                              |
Oct 13 05:19:09.012 INFO kablam!    |                              help: remove this
Oct 13 05:19:09.012 INFO kablam!    |
Oct 13 05:19:09.012 INFO kablam!    = note: #[warn(non_shorthand_field_patterns)] on by default
Oct 13 05:19:09.012 INFO kablam! 
Oct 13 05:19:09.041 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.14s
Oct 13 05:19:09.047 INFO kablam! su: No module specific data is present
Oct 13 05:19:09.702 INFO running `"docker" "rm" "-f" "e8668b833a870ffc1f9f86b6bb3fb1724fa9103510b719b20a700202a4b27fed"`
Oct 13 05:19:09.968 INFO blam! e8668b833a870ffc1f9f86b6bb3fb1724fa9103510b719b20a700202a4b27fed