Dec 19 18:03:29.159 INFO checking derezzedex/puzzle_solver against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 18:03:29.160 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-0/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/derezzedex/puzzle_solver:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 18:03:29.616 INFO [stdout] a2d5e4411619ef21af7d7ef38245c1919cdd914a62fa1212876cac647d86ee44
Dec 19 18:03:29.620 INFO running `"docker" "start" "-a" "a2d5e4411619ef21af7d7ef38245c1919cdd914a62fa1212876cac647d86ee44"`
Dec 19 18:03:31.870 INFO [stderr]     Checking regex v0.2.3
Dec 19 18:03:34.084 INFO [stderr]     Checking docopt v0.8.1
Dec 19 18:03:35.774 INFO [stderr]     Checking puzzle_solver v0.1.2 (/opt/crater/workdir)
Dec 19 18:03:36.808 INFO [stderr] warning: unnecessary parentheses around assigned value
Dec 19 18:03:36.808 INFO [stderr]    --> src/main.rs:308:13
Dec 19 18:03:36.808 INFO [stderr]     |
Dec 19 18:03:36.808 INFO [stderr] 308 |                 let r = (33 + ((i+14)%94));
Dec 19 18:03:36.808 INFO [stderr]     |                         ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 19 18:03:36.808 INFO [stderr]     |
Dec 19 18:03:36.808 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 19 18:03:36.808 INFO [stderr] 
Dec 19 18:03:37.056 INFO [stderr] warning: unnecessary parentheses around assigned value
Dec 19 18:03:37.056 INFO [stderr]    --> src/main.rs:308:13
Dec 19 18:03:37.056 INFO [stderr]     |
Dec 19 18:03:37.056 INFO [stderr] 308 |                 let r = (33 + ((i+14)%94));
Dec 19 18:03:37.056 INFO [stderr]     |                         ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 19 18:03:37.056 INFO [stderr]     |
Dec 19 18:03:37.056 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 19 18:03:37.056 INFO [stderr] 
Dec 19 18:03:37.284 INFO [stderr] warning: value assigned to `result` is never read
Dec 19 18:03:37.284 INFO [stderr]    --> src/main.rs:415:10
Dec 19 18:03:37.284 INFO [stderr]     |
Dec 19 18:03:37.284 INFO [stderr] 415 |     let mut result = String::new();
Dec 19 18:03:37.284 INFO [stderr]     |             ^^^^^^
Dec 19 18:03:37.284 INFO [stderr]     |
Dec 19 18:03:37.284 INFO [stderr] note: lint level defined here
Dec 19 18:03:37.284 INFO [stderr]    --> src/main.rs:414:9
Dec 19 18:03:37.284 INFO [stderr]     |
Dec 19 18:03:37.284 INFO [stderr] 414 |     #[warn(unused_assignments)]
Dec 19 18:03:37.284 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^
Dec 19 18:03:37.284 INFO [stderr]     = help: maybe it is overwritten before being read?
Dec 19 18:03:37.284 INFO [stderr] 
Dec 19 18:03:37.284 INFO [stderr] warning: unused variable: `j`
Dec 19 18:03:37.284 INFO [stderr]    --> src/main.rs:228:8
Dec 19 18:03:37.284 INFO [stderr]     |
Dec 19 18:03:37.285 INFO [stderr] 228 |             let j = string.find(i).unwrap();
Dec 19 18:03:37.285 INFO [stderr]     |                 ^ help: consider using `_j` instead
Dec 19 18:03:37.285 INFO [stderr]     |
Dec 19 18:03:37.285 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 19 18:03:37.285 INFO [stderr] 
Dec 19 18:03:37.384 INFO [stderr] warning: value assigned to `result` is never read
Dec 19 18:03:37.384 INFO [stderr]    --> src/main.rs:415:10
Dec 19 18:03:37.384 INFO [stderr]     |
Dec 19 18:03:37.384 INFO [stderr] 415 |     let mut result = String::new();
Dec 19 18:03:37.384 INFO [stderr]     |             ^^^^^^
Dec 19 18:03:37.384 INFO [stderr]     |
Dec 19 18:03:37.384 INFO [stderr] note: lint level defined here
Dec 19 18:03:37.384 INFO [stderr]    --> src/main.rs:414:9
Dec 19 18:03:37.384 INFO [stderr]     |
Dec 19 18:03:37.384 INFO [stderr] 414 |     #[warn(unused_assignments)]
Dec 19 18:03:37.384 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^
Dec 19 18:03:37.384 INFO [stderr]     = help: maybe it is overwritten before being read?
Dec 19 18:03:37.384 INFO [stderr] 
Dec 19 18:03:37.385 INFO [stderr] warning: unused variable: `j`
Dec 19 18:03:37.385 INFO [stderr]    --> src/main.rs:228:8
Dec 19 18:03:37.385 INFO [stderr]     |
Dec 19 18:03:37.385 INFO [stderr] 228 |             let j = string.find(i).unwrap();
Dec 19 18:03:37.385 INFO [stderr]     |                 ^ help: consider using `_j` instead
Dec 19 18:03:37.385 INFO [stderr]     |
Dec 19 18:03:37.385 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 19 18:03:37.385 INFO [stderr] 
Dec 19 18:03:37.436 INFO [stderr] warning: variable does not need to be mutable
Dec 19 18:03:37.436 INFO [stderr]    --> src/main.rs:198:10
Dec 19 18:03:37.436 INFO [stderr]     |
Dec 19 18:03:37.436 INFO [stderr] 198 |         let mut separator: usize = 4;
Dec 19 18:03:37.436 INFO [stderr]     |             ----^^^^^^^^^
Dec 19 18:03:37.436 INFO [stderr]     |             |
Dec 19 18:03:37.436 INFO [stderr]     |             help: remove this `mut`
Dec 19 18:03:37.436 INFO [stderr]     |
Dec 19 18:03:37.436 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 19 18:03:37.436 INFO [stderr] 
Dec 19 18:03:37.436 INFO [stderr] warning: variable does not need to be mutable
Dec 19 18:03:37.436 INFO [stderr]    --> src/main.rs:254:7
Dec 19 18:03:37.436 INFO [stderr]     |
Dec 19 18:03:37.436 INFO [stderr] 254 |         let mut result = self.to_str();
Dec 19 18:03:37.436 INFO [stderr]     |             ----^^^^^^
Dec 19 18:03:37.436 INFO [stderr]     |             |
Dec 19 18:03:37.436 INFO [stderr]     |             help: remove this `mut`
Dec 19 18:03:37.436 INFO [stderr] 
Dec 19 18:03:37.464 INFO [stderr] warning: method is never used: `rot_self`
Dec 19 18:03:37.464 INFO [stderr]    --> src/main.rs:253:2
Dec 19 18:03:37.464 INFO [stderr]     |
Dec 19 18:03:37.464 INFO [stderr] 253 |     fn rot_self(&self, rot: usize) -> Self{
Dec 19 18:03:37.464 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:03:37.464 INFO [stderr]     |
Dec 19 18:03:37.464 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 19 18:03:37.464 INFO [stderr] 
Dec 19 18:03:37.464 INFO [stderr] warning: comparison is useless due to type limits
Dec 19 18:03:37.464 INFO [stderr]    --> src/main.rs:271:21
Dec 19 18:03:37.464 INFO [stderr]     |
Dec 19 18:03:37.464 INFO [stderr] 271 |             if index > 26 || index < 0{
Dec 19 18:03:37.464 INFO [stderr]     |                              ^^^^^^^^^
Dec 19 18:03:37.464 INFO [stderr]     |
Dec 19 18:03:37.464 INFO [stderr]     = note: #[warn(unused_comparisons)] on by default
Dec 19 18:03:37.464 INFO [stderr] 
Dec 19 18:03:37.488 INFO [stderr] warning: variable does not need to be mutable
Dec 19 18:03:37.488 INFO [stderr]    --> src/main.rs:198:10
Dec 19 18:03:37.488 INFO [stderr]     |
Dec 19 18:03:37.488 INFO [stderr] 198 |         let mut separator: usize = 4;
Dec 19 18:03:37.488 INFO [stderr]     |             ----^^^^^^^^^
Dec 19 18:03:37.488 INFO [stderr]     |             |
Dec 19 18:03:37.488 INFO [stderr]     |             help: remove this `mut`
Dec 19 18:03:37.488 INFO [stderr]     |
Dec 19 18:03:37.488 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 19 18:03:37.488 INFO [stderr] 
Dec 19 18:03:37.488 INFO [stderr] warning: variable does not need to be mutable
Dec 19 18:03:37.488 INFO [stderr]    --> src/main.rs:254:7
Dec 19 18:03:37.488 INFO [stderr]     |
Dec 19 18:03:37.488 INFO [stderr] 254 |         let mut result = self.to_str();
Dec 19 18:03:37.488 INFO [stderr]     |             ----^^^^^^
Dec 19 18:03:37.488 INFO [stderr]     |             |
Dec 19 18:03:37.488 INFO [stderr]     |             help: remove this `mut`
Dec 19 18:03:37.488 INFO [stderr] 
Dec 19 18:03:37.528 INFO [stderr] warning: method is never used: `rot_self`
Dec 19 18:03:37.528 INFO [stderr]    --> src/main.rs:253:2
Dec 19 18:03:37.528 INFO [stderr]     |
Dec 19 18:03:37.528 INFO [stderr] 253 |     fn rot_self(&self, rot: usize) -> Self{
Dec 19 18:03:37.528 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:03:37.528 INFO [stderr]     |
Dec 19 18:03:37.528 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 19 18:03:37.528 INFO [stderr] 
Dec 19 18:03:37.562 INFO [stderr] warning: comparison is useless due to type limits
Dec 19 18:03:37.562 INFO [stderr]    --> src/main.rs:271:21
Dec 19 18:03:37.562 INFO [stderr]     |
Dec 19 18:03:37.562 INFO [stderr] 271 |             if index > 26 || index < 0{
Dec 19 18:03:37.562 INFO [stderr]     |                              ^^^^^^^^^
Dec 19 18:03:37.562 INFO [stderr]     |
Dec 19 18:03:37.562 INFO [stderr]     = note: #[warn(unused_comparisons)] on by default
Dec 19 18:03:37.562 INFO [stderr] 
Dec 19 18:03:37.625 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.87s
Dec 19 18:03:38.297 INFO running `"docker" "inspect" "a2d5e4411619ef21af7d7ef38245c1919cdd914a62fa1212876cac647d86ee44"`
Dec 19 18:03:38.568 INFO running `"docker" "rm" "-f" "a2d5e4411619ef21af7d7ef38245c1919cdd914a62fa1212876cac647d86ee44"`
Dec 19 18:03:38.803 INFO [stdout] a2d5e4411619ef21af7d7ef38245c1919cdd914a62fa1212876cac647d86ee44