Oct 12 10:42:38.642 INFO checking wismer/caesar-cipher against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 10:42:38.644 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-1/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-1/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 10:42:39.124 INFO blam! 350a0a17b95f925f811db18c48f25cd2dc4e525ba8da50b90baf97401c7f0e55
Oct 12 10:42:39.126 INFO running `"docker" "start" "-a" "350a0a17b95f925f811db18c48f25cd2dc4e525ba8da50b90baf97401c7f0e55"`
Oct 12 10:42:41.748 INFO kablam! usermod: no changes
Oct 12 10:42:41.818 INFO kablam!     Checking caesar-cipher v0.1.0 (/source)
Oct 12 10:42:42.176 INFO kablam! warning: unused import: `std::io`
Oct 12 10:42:42.176 INFO kablam!  --> src/euler/euler.rs:1:5
Oct 12 10:42:42.176 INFO kablam!   |
Oct 12 10:42:42.176 INFO kablam! 1 | use std::io;
Oct 12 10:42:42.176 INFO kablam!   |     ^^^^^^^
Oct 12 10:42:42.176 INFO kablam!   |
Oct 12 10:42:42.176 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 10:42:42.176 INFO kablam! 
Oct 12 10:42:42.179 INFO kablam! warning: unused import: `std::io`
Oct 12 10:42:42.179 INFO kablam!  --> src/euler/euler.rs:1:5
Oct 12 10:42:42.179 INFO kablam!   |
Oct 12 10:42:42.179 INFO kablam! 1 | use std::io;
Oct 12 10:42:42.179 INFO kablam!   |     ^^^^^^^
Oct 12 10:42:42.179 INFO kablam!   |
Oct 12 10:42:42.179 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 10:42:42.179 INFO kablam! 
Oct 12 10:42:42.300 INFO kablam! warning: unused variable: `remainder`
Oct 12 10:42:42.300 INFO kablam!   --> src/euler/euler.rs:40:24
Oct 12 10:42:42.300 INFO kablam!    |
Oct 12 10:42:42.300 INFO kablam! 40 | fn calculate_remainder(remainder: &mut i32) {
Oct 12 10:42:42.300 INFO kablam!    |                        ^^^^^^^^^ help: consider using `_remainder` instead
Oct 12 10:42:42.300 INFO kablam!    |
Oct 12 10:42:42.300 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 12 10:42:42.300 INFO kablam! 
Oct 12 10:42:42.312 INFO kablam! warning: unused variable: `remainder`
Oct 12 10:42:42.312 INFO kablam!   --> src/euler/euler.rs:40:24
Oct 12 10:42:42.312 INFO kablam!    |
Oct 12 10:42:42.312 INFO kablam! 40 | fn calculate_remainder(remainder: &mut i32) {
Oct 12 10:42:42.312 INFO kablam!    |                        ^^^^^^^^^ help: consider using `_remainder` instead
Oct 12 10:42:42.312 INFO kablam!    |
Oct 12 10:42:42.312 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 12 10:42:42.312 INFO kablam! 
Oct 12 10:42:42.317 INFO kablam! warning: variable does not need to be mutable
Oct 12 10:42:42.317 INFO kablam!   --> src/euler/euler.rs:16:9
Oct 12 10:42:42.317 INFO kablam!    |
Oct 12 10:42:42.317 INFO kablam! 16 |     let mut total_number = 0u64;
Oct 12 10:42:42.317 INFO kablam!    |         ----^^^^^^^^^^^^
Oct 12 10:42:42.317 INFO kablam!    |         |
Oct 12 10:42:42.317 INFO kablam!    |         help: remove this `mut`
Oct 12 10:42:42.317 INFO kablam!    |
Oct 12 10:42:42.317 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 12 10:42:42.317 INFO kablam! 
Oct 12 10:42:42.317 INFO kablam! warning: variant is never constructed: `Neither`
Oct 12 10:42:42.318 INFO kablam!  --> src/main.rs:6:5
Oct 12 10:42:42.318 INFO kablam!   |
Oct 12 10:42:42.318 INFO kablam! 6 |     Neither
Oct 12 10:42:42.318 INFO kablam!   |     ^^^^^^^
Oct 12 10:42:42.318 INFO kablam!   |
Oct 12 10:42:42.318 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 12 10:42:42.318 INFO kablam! 
Oct 12 10:42:42.318 INFO kablam! warning: function is never used: `calculate_remainder`
Oct 12 10:42:42.318 INFO kablam!   --> src/euler/euler.rs:40:1
Oct 12 10:42:42.318 INFO kablam!    |
Oct 12 10:42:42.318 INFO kablam! 40 | fn calculate_remainder(remainder: &mut i32) {
Oct 12 10:42:42.318 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 10:42:42.318 INFO kablam! 
Oct 12 10:42:42.318 INFO kablam! warning: function is never used: `line_total`
Oct 12 10:42:42.318 INFO kablam!   --> src/euler/euler.rs:44:1
Oct 12 10:42:42.318 INFO kablam!    |
Oct 12 10:42:42.318 INFO kablam! 44 | fn line_total(line: &str) -> u64 {
Oct 12 10:42:42.318 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 10:42:42.318 INFO kablam! 
Oct 12 10:42:42.339 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 12 10:42:42.339 INFO kablam!   --> src/euler/euler.rs:14:5
Oct 12 10:42:42.339 INFO kablam!    |
Oct 12 10:42:42.339 INFO kablam! 14 |     file.read_to_string(&mut contents);
Oct 12 10:42:42.339 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 10:42:42.339 INFO kablam!    |
Oct 12 10:42:42.339 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 12 10:42:42.339 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 12 10:42:42.339 INFO kablam! 
Oct 12 10:42:42.348 INFO kablam! warning: variable does not need to be mutable
Oct 12 10:42:42.348 INFO kablam!   --> src/euler/euler.rs:16:9
Oct 12 10:42:42.348 INFO kablam!    |
Oct 12 10:42:42.348 INFO kablam! 16 |     let mut total_number = 0u64;
Oct 12 10:42:42.348 INFO kablam!    |         ----^^^^^^^^^^^^
Oct 12 10:42:42.348 INFO kablam!    |         |
Oct 12 10:42:42.348 INFO kablam!    |         help: remove this `mut`
Oct 12 10:42:42.348 INFO kablam!    |
Oct 12 10:42:42.348 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 12 10:42:42.348 INFO kablam! 
Oct 12 10:42:42.348 INFO kablam! warning: variant is never constructed: `Neither`
Oct 12 10:42:42.348 INFO kablam!  --> src/main.rs:6:5
Oct 12 10:42:42.348 INFO kablam!   |
Oct 12 10:42:42.348 INFO kablam! 6 |     Neither
Oct 12 10:42:42.348 INFO kablam!   |     ^^^^^^^
Oct 12 10:42:42.348 INFO kablam!   |
Oct 12 10:42:42.349 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 12 10:42:42.349 INFO kablam! 
Oct 12 10:42:42.349 INFO kablam! warning: function is never used: `calculate_remainder`
Oct 12 10:42:42.349 INFO kablam!   --> src/euler/euler.rs:40:1
Oct 12 10:42:42.349 INFO kablam!    |
Oct 12 10:42:42.349 INFO kablam! 40 | fn calculate_remainder(remainder: &mut i32) {
Oct 12 10:42:42.349 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 10:42:42.349 INFO kablam! 
Oct 12 10:42:42.349 INFO kablam! warning: function is never used: `line_total`
Oct 12 10:42:42.349 INFO kablam!   --> src/euler/euler.rs:44:1
Oct 12 10:42:42.349 INFO kablam!    |
Oct 12 10:42:42.349 INFO kablam! 44 | fn line_total(line: &str) -> u64 {
Oct 12 10:42:42.349 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 10:42:42.349 INFO kablam! 
Oct 12 10:42:42.392 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 12 10:42:42.392 INFO kablam!   --> src/euler/euler.rs:14:5
Oct 12 10:42:42.392 INFO kablam!    |
Oct 12 10:42:42.393 INFO kablam! 14 |     file.read_to_string(&mut contents);
Oct 12 10:42:42.393 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 10:42:42.393 INFO kablam!    |
Oct 12 10:42:42.393 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 12 10:42:42.393 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 12 10:42:42.393 INFO kablam! 
Oct 12 10:42:42.419 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
Oct 12 10:42:42.421 INFO kablam! su: No module specific data is present
Oct 12 10:42:43.940 INFO running `"docker" "rm" "-f" "350a0a17b95f925f811db18c48f25cd2dc4e525ba8da50b90baf97401c7f0e55"`
Oct 12 10:42:44.336 INFO blam! 350a0a17b95f925f811db18c48f25cd2dc4e525ba8da50b90baf97401c7f0e55