Dec 11 23:03:30.102 INFO checking ajmwagar/calc against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 23:03:30.102 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-0/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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"`
Dec 11 23:03:30.736 INFO [stdout] 47bee8e02ff676f9d36e6a62ad75d5fa501fc8479654dd41eda158ea4afbdf39
Dec 11 23:03:30.738 INFO running `"docker" "start" "-a" "47bee8e02ff676f9d36e6a62ad75d5fa501fc8479654dd41eda158ea4afbdf39"`
Dec 11 23:03:32.097 INFO [stderr] usermod: no changes
Dec 11 23:03:32.192 INFO [stderr]     Checking calc v0.1.0 (/source)
Dec 11 23:03:33.116 INFO [stderr] warning: unused import: `rand::prelude::*`
Dec 11 23:03:33.116 INFO [stderr]  --> src/main.rs:4:5
Dec 11 23:03:33.116 INFO [stderr]   |
Dec 11 23:03:33.116 INFO [stderr] 4 | use rand::prelude::*;
Dec 11 23:03:33.116 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 11 23:03:33.116 INFO [stderr]   |
Dec 11 23:03:33.116 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 23:03:33.116 INFO [stderr] 
Dec 11 23:03:33.180 INFO [stderr] warning: unreachable statement
Dec 11 23:03:33.180 INFO [stderr]    --> src/main.rs:11:29
Dec 11 23:03:33.180 INFO [stderr]     |
Dec 11 23:03:33.180 INFO [stderr] 11  |         loop { let _ = $xs; break; }
Dec 11 23:03:33.180 INFO [stderr]     |                             ^^^^^^
Dec 11 23:03:33.180 INFO [stderr] ...
Dec 11 23:03:33.180 INFO [stderr] 138 |         "Cleared!" => block!({ break; }),
Dec 11 23:03:33.180 INFO [stderr]     |                       ------------------ in this macro invocation
Dec 11 23:03:33.180 INFO [stderr]     |
Dec 11 23:03:33.180 INFO [stderr]     = note: #[warn(unreachable_code)] on by default
Dec 11 23:03:33.180 INFO [stderr] 
Dec 11 23:03:33.180 INFO [stderr] warning: unreachable statement
Dec 11 23:03:33.180 INFO [stderr]    --> src/main.rs:11:29
Dec 11 23:03:33.180 INFO [stderr]     |
Dec 11 23:03:33.180 INFO [stderr] 11  |         loop { let _ = $xs; break; }
Dec 11 23:03:33.181 INFO [stderr]     |                             ^^^^^^
Dec 11 23:03:33.181 INFO [stderr] ...
Dec 11 23:03:33.181 INFO [stderr] 140 |         "Goodbye!" => block!({ break; }),
Dec 11 23:03:33.181 INFO [stderr]     |                       ------------------ in this macro invocation
Dec 11 23:03:33.181 INFO [stderr] 
Dec 11 23:03:33.181 INFO [stderr] warning: unreachable statement
Dec 11 23:03:33.181 INFO [stderr]    --> src/main.rs:11:29
Dec 11 23:03:33.181 INFO [stderr]     |
Dec 11 23:03:33.181 INFO [stderr] 11  |         loop { let _ = $xs; break; }
Dec 11 23:03:33.181 INFO [stderr]     |                             ^^^^^^
Dec 11 23:03:33.181 INFO [stderr] ...
Dec 11 23:03:33.181 INFO [stderr] 142 |         "Please enter a valid expression." => block!({ break; }),
Dec 11 23:03:33.181 INFO [stderr]     |                                               ------------------ in this macro invocation
Dec 11 23:03:33.181 INFO [stderr] 
Dec 11 23:03:33.212 INFO [stderr] warning: unused import: `rand::prelude::*`
Dec 11 23:03:33.212 INFO [stderr]  --> src/main.rs:4:5
Dec 11 23:03:33.212 INFO [stderr]   |
Dec 11 23:03:33.212 INFO [stderr] 4 | use rand::prelude::*;
Dec 11 23:03:33.212 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 11 23:03:33.212 INFO [stderr]   |
Dec 11 23:03:33.212 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 23:03:33.212 INFO [stderr] 
Dec 11 23:03:33.240 INFO [stderr] warning: unreachable statement
Dec 11 23:03:33.240 INFO [stderr]    --> src/main.rs:218:5
Dec 11 23:03:33.240 INFO [stderr]     |
Dec 11 23:03:33.240 INFO [stderr] 218 |     return "Goodbye!".to_string();
Dec 11 23:03:33.240 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 23:03:33.240 INFO [stderr] 
Dec 11 23:03:33.253 INFO [stderr] warning: unreachable statement
Dec 11 23:03:33.253 INFO [stderr]    --> src/main.rs:11:29
Dec 11 23:03:33.253 INFO [stderr]     |
Dec 11 23:03:33.253 INFO [stderr] 11  |         loop { let _ = $xs; break; }
Dec 11 23:03:33.253 INFO [stderr]     |                             ^^^^^^
Dec 11 23:03:33.253 INFO [stderr] ...
Dec 11 23:03:33.253 INFO [stderr] 138 |         "Cleared!" => block!({ break; }),
Dec 11 23:03:33.253 INFO [stderr]     |                       ------------------ in this macro invocation
Dec 11 23:03:33.253 INFO [stderr]     |
Dec 11 23:03:33.253 INFO [stderr]     = note: #[warn(unreachable_code)] on by default
Dec 11 23:03:33.253 INFO [stderr] 
Dec 11 23:03:33.253 INFO [stderr] warning: unreachable statement
Dec 11 23:03:33.253 INFO [stderr]    --> src/main.rs:11:29
Dec 11 23:03:33.253 INFO [stderr]     |
Dec 11 23:03:33.253 INFO [stderr] 11  |         loop { let _ = $xs; break; }
Dec 11 23:03:33.253 INFO [stderr]     |                             ^^^^^^
Dec 11 23:03:33.253 INFO [stderr] ...
Dec 11 23:03:33.253 INFO [stderr] 140 |         "Goodbye!" => block!({ break; }),
Dec 11 23:03:33.253 INFO [stderr]     |                       ------------------ in this macro invocation
Dec 11 23:03:33.253 INFO [stderr] 
Dec 11 23:03:33.253 INFO [stderr] warning: unreachable statement
Dec 11 23:03:33.253 INFO [stderr]    --> src/main.rs:11:29
Dec 11 23:03:33.253 INFO [stderr]     |
Dec 11 23:03:33.253 INFO [stderr] 11  |         loop { let _ = $xs; break; }
Dec 11 23:03:33.253 INFO [stderr]     |                             ^^^^^^
Dec 11 23:03:33.253 INFO [stderr] ...
Dec 11 23:03:33.253 INFO [stderr] 142 |         "Please enter a valid expression." => block!({ break; }),
Dec 11 23:03:33.253 INFO [stderr]     |                                               ------------------ in this macro invocation
Dec 11 23:03:33.253 INFO [stderr] 
Dec 11 23:03:33.264 INFO [stderr] warning: unused variable: `string_help`
Dec 11 23:03:33.264 INFO [stderr]    --> src/main.rs:132:9
Dec 11 23:03:33.264 INFO [stderr]     |
Dec 11 23:03:33.264 INFO [stderr] 132 |     let string_help = HELP.to_string();
Dec 11 23:03:33.264 INFO [stderr]     |         ^^^^^^^^^^^ help: consider using `_string_help` instead
Dec 11 23:03:33.264 INFO [stderr]     |
Dec 11 23:03:33.264 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 11 23:03:33.264 INFO [stderr] 
Dec 11 23:03:33.264 INFO [stderr] warning: unused variable: `print`
Dec 11 23:03:33.264 INFO [stderr]    --> src/main.rs:135:9
Dec 11 23:03:33.264 INFO [stderr]     |
Dec 11 23:03:33.264 INFO [stderr] 135 |     let print: bool;
Dec 11 23:03:33.264 INFO [stderr]     |         ^^^^^ help: consider using `_print` instead
Dec 11 23:03:33.264 INFO [stderr] 
Dec 11 23:03:33.279 INFO [stderr] warning: unreachable statement
Dec 11 23:03:33.279 INFO [stderr]    --> src/main.rs:218:5
Dec 11 23:03:33.279 INFO [stderr]     |
Dec 11 23:03:33.279 INFO [stderr] 218 |     return "Goodbye!".to_string();
Dec 11 23:03:33.279 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 23:03:33.279 INFO [stderr] 
Dec 11 23:03:33.288 INFO [stderr] warning: variable does not need to be mutable
Dec 11 23:03:33.288 INFO [stderr]    --> src/main.rs:160:21
Dec 11 23:03:33.288 INFO [stderr]     |
Dec 11 23:03:33.288 INFO [stderr] 160 | fn parse(s: String, mut ans: f64) -> String {
Dec 11 23:03:33.288 INFO [stderr]     |                     ----^^^
Dec 11 23:03:33.288 INFO [stderr]     |                     |
Dec 11 23:03:33.288 INFO [stderr]     |                     help: remove this `mut`
Dec 11 23:03:33.288 INFO [stderr]     |
Dec 11 23:03:33.288 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 11 23:03:33.288 INFO [stderr] 
Dec 11 23:03:33.288 INFO [stderr] warning: unused variable: `string_help`
Dec 11 23:03:33.288 INFO [stderr]    --> src/main.rs:132:9
Dec 11 23:03:33.288 INFO [stderr]     |
Dec 11 23:03:33.288 INFO [stderr] 132 |     let string_help = HELP.to_string();
Dec 11 23:03:33.288 INFO [stderr]     |         ^^^^^^^^^^^ help: consider using `_string_help` instead
Dec 11 23:03:33.288 INFO [stderr]     |
Dec 11 23:03:33.288 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 11 23:03:33.288 INFO [stderr] 
Dec 11 23:03:33.288 INFO [stderr] warning: unused variable: `print`
Dec 11 23:03:33.288 INFO [stderr]    --> src/main.rs:135:9
Dec 11 23:03:33.288 INFO [stderr]     |
Dec 11 23:03:33.288 INFO [stderr] 135 |     let print: bool;
Dec 11 23:03:33.288 INFO [stderr]     |         ^^^^^ help: consider using `_print` instead
Dec 11 23:03:33.288 INFO [stderr] 
Dec 11 23:03:33.300 INFO [stderr] warning: variable does not need to be mutable
Dec 11 23:03:33.300 INFO [stderr]    --> src/main.rs:160:21
Dec 11 23:03:33.300 INFO [stderr]     |
Dec 11 23:03:33.300 INFO [stderr] 160 | fn parse(s: String, mut ans: f64) -> String {
Dec 11 23:03:33.300 INFO [stderr]     |                     ----^^^
Dec 11 23:03:33.300 INFO [stderr]     |                     |
Dec 11 23:03:33.300 INFO [stderr]     |                     help: remove this `mut`
Dec 11 23:03:33.300 INFO [stderr]     |
Dec 11 23:03:33.308 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 11 23:03:33.308 INFO [stderr] 
Dec 11 23:03:33.344 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.22s
Dec 11 23:03:33.344 INFO [stderr] su: No module specific data is present
Dec 11 23:03:34.078 INFO running `"docker" "inspect" "47bee8e02ff676f9d36e6a62ad75d5fa501fc8479654dd41eda158ea4afbdf39"`
Dec 11 23:03:34.342 INFO running `"docker" "rm" "-f" "47bee8e02ff676f9d36e6a62ad75d5fa501fc8479654dd41eda158ea4afbdf39"`
Dec 11 23:03:34.640 INFO [stdout] 47bee8e02ff676f9d36e6a62ad75d5fa501fc8479654dd41eda158ea4afbdf39