Dec 18 08:44:51.781 INFO checking ABorse/ProgLang18 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 08:44:51.781 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-4/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/ABorse/ProgLang18:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 08:44:52.063 INFO [stdout] 878907e338e46b0e8ba45f91e377deacbfec6836af8ddbf7dadfda610ee1fc06
Dec 18 08:44:52.065 INFO running `"docker" "start" "-a" "878907e338e46b0e8ba45f91e377deacbfec6836af8ddbf7dadfda610ee1fc06"`
Dec 18 08:44:52.570 INFO [stderr]     Checking updated_scheme v0.1.0 (/opt/crater/workdir)
Dec 18 08:44:52.856 INFO [stderr] warning: variable does not need to be mutable
Dec 18 08:44:52.856 INFO [stderr]  --> src/parser.rs:8:22
Dec 18 08:44:52.856 INFO [stderr]   |
Dec 18 08:44:52.857 INFO [stderr] 8 | fn parse_conditional(mut tokens: &mut Vec<Token>, environment: &Environment) -> Expression {
Dec 18 08:44:52.857 INFO [stderr]   |                      ----^^^^^^
Dec 18 08:44:52.857 INFO [stderr]   |                      |
Dec 18 08:44:52.857 INFO [stderr]   |                      help: remove this `mut`
Dec 18 08:44:52.857 INFO [stderr]   |
Dec 18 08:44:52.857 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Dec 18 08:44:52.857 INFO [stderr] 
Dec 18 08:44:52.857 INFO [stderr] warning: variable does not need to be mutable
Dec 18 08:44:52.857 INFO [stderr]   --> src/parser.rs:45:19
Dec 18 08:44:52.857 INFO [stderr]    |
Dec 18 08:44:52.857 INFO [stderr] 45 | fn parse_compound(mut tokens: &mut Vec<Token>, environment: &Environment) -> Expression {
Dec 18 08:44:52.857 INFO [stderr]    |                   ----^^^^^^
Dec 18 08:44:52.857 INFO [stderr]    |                   |
Dec 18 08:44:52.857 INFO [stderr]    |                   help: remove this `mut`
Dec 18 08:44:52.857 INFO [stderr] 
Dec 18 08:44:52.862 INFO [stderr] warning: variable does not need to be mutable
Dec 18 08:44:52.862 INFO [stderr]   --> src/parser.rs:86:14
Dec 18 08:44:52.862 INFO [stderr]    |
Dec 18 08:44:52.862 INFO [stderr] 86 | pub fn parse(mut tokens: &mut Vec<Token>, environment: &Environment) -> Expression {
Dec 18 08:44:52.862 INFO [stderr]    |              ----^^^^^^
Dec 18 08:44:52.862 INFO [stderr]    |              |
Dec 18 08:44:52.862 INFO [stderr]    |              help: remove this `mut`
Dec 18 08:44:52.862 INFO [stderr] 
Dec 18 08:44:52.862 INFO [stderr] warning: variable does not need to be mutable
Dec 18 08:44:52.862 INFO [stderr]  --> src/environment_parser.rs:8:29
Dec 18 08:44:52.862 INFO [stderr]   |
Dec 18 08:44:52.862 INFO [stderr] 8 | pub fn parse_to_environment(mut v: &mut Vec<Token>) -> Environment {
Dec 18 08:44:52.862 INFO [stderr]   |                             ----^
Dec 18 08:44:52.862 INFO [stderr]   |                             |
Dec 18 08:44:52.862 INFO [stderr]   |                             help: remove this `mut`
Dec 18 08:44:52.862 INFO [stderr] 
Dec 18 08:44:52.862 INFO [stderr] warning: variable does not need to be mutable
Dec 18 08:44:52.862 INFO [stderr]   --> src/environment_parser.rs:11:9
Dec 18 08:44:52.862 INFO [stderr]    |
Dec 18 08:44:52.862 INFO [stderr] 11 |     let mut hash: HashMap<String,Expression> = HashMap::new();
Dec 18 08:44:52.862 INFO [stderr]    |         ----^^^^
Dec 18 08:44:52.862 INFO [stderr]    |         |
Dec 18 08:44:52.862 INFO [stderr]    |         help: remove this `mut`
Dec 18 08:44:52.862 INFO [stderr] 
Dec 18 08:44:52.866 INFO [stderr] warning: variable does not need to be mutable
Dec 18 08:44:52.866 INFO [stderr]  --> src/parser.rs:8:22
Dec 18 08:44:52.866 INFO [stderr]   |
Dec 18 08:44:52.866 INFO [stderr] 8 | fn parse_conditional(mut tokens: &mut Vec<Token>, environment: &Environment) -> Expression {
Dec 18 08:44:52.866 INFO [stderr]   |                      ----^^^^^^
Dec 18 08:44:52.866 INFO [stderr]   |                      |
Dec 18 08:44:52.866 INFO [stderr]   |                      help: remove this `mut`
Dec 18 08:44:52.866 INFO [stderr]   |
Dec 18 08:44:52.866 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Dec 18 08:44:52.866 INFO [stderr] 
Dec 18 08:44:52.868 INFO [stderr] warning: variable does not need to be mutable
Dec 18 08:44:52.868 INFO [stderr]   --> src/parser.rs:45:19
Dec 18 08:44:52.868 INFO [stderr]    |
Dec 18 08:44:52.868 INFO [stderr] 45 | fn parse_compound(mut tokens: &mut Vec<Token>, environment: &Environment) -> Expression {
Dec 18 08:44:52.868 INFO [stderr]    |                   ----^^^^^^
Dec 18 08:44:52.868 INFO [stderr]    |                   |
Dec 18 08:44:52.868 INFO [stderr]    |                   help: remove this `mut`
Dec 18 08:44:52.868 INFO [stderr] 
Dec 18 08:44:52.870 INFO [stderr] warning: variable does not need to be mutable
Dec 18 08:44:52.870 INFO [stderr]   --> src/parser.rs:86:14
Dec 18 08:44:52.870 INFO [stderr]    |
Dec 18 08:44:52.870 INFO [stderr] 86 | pub fn parse(mut tokens: &mut Vec<Token>, environment: &Environment) -> Expression {
Dec 18 08:44:52.870 INFO [stderr]    |              ----^^^^^^
Dec 18 08:44:52.870 INFO [stderr]    |              |
Dec 18 08:44:52.870 INFO [stderr]    |              help: remove this `mut`
Dec 18 08:44:52.870 INFO [stderr] 
Dec 18 08:44:52.873 INFO [stderr] warning: variable does not need to be mutable
Dec 18 08:44:52.873 INFO [stderr]  --> src/environment_parser.rs:8:29
Dec 18 08:44:52.873 INFO [stderr]   |
Dec 18 08:44:52.873 INFO [stderr] 8 | pub fn parse_to_environment(mut v: &mut Vec<Token>) -> Environment {
Dec 18 08:44:52.873 INFO [stderr]   |                             ----^
Dec 18 08:44:52.873 INFO [stderr]   |                             |
Dec 18 08:44:52.873 INFO [stderr]   |                             help: remove this `mut`
Dec 18 08:44:52.873 INFO [stderr] 
Dec 18 08:44:52.873 INFO [stderr] warning: variable does not need to be mutable
Dec 18 08:44:52.873 INFO [stderr]   --> src/environment_parser.rs:11:9
Dec 18 08:44:52.873 INFO [stderr]    |
Dec 18 08:44:52.873 INFO [stderr] 11 |     let mut hash: HashMap<String,Expression> = HashMap::new();
Dec 18 08:44:52.873 INFO [stderr]    |         ----^^^^
Dec 18 08:44:52.873 INFO [stderr]    |         |
Dec 18 08:44:52.873 INFO [stderr]    |         help: remove this `mut`
Dec 18 08:44:52.873 INFO [stderr] 
Dec 18 08:44:53.156 INFO [stderr] warning: unused import: `std::collections::HashMap`
Dec 18 08:44:53.156 INFO [stderr]  --> tests/test_interpreter.rs:6:5
Dec 18 08:44:53.156 INFO [stderr]   |
Dec 18 08:44:53.156 INFO [stderr] 6 | use std::collections::HashMap;
Dec 18 08:44:53.156 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:44:53.156 INFO [stderr]   |
Dec 18 08:44:53.156 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 08:44:53.156 INFO [stderr] 
Dec 18 08:44:53.236 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
Dec 18 08:44:53.488 INFO running `"docker" "inspect" "878907e338e46b0e8ba45f91e377deacbfec6836af8ddbf7dadfda610ee1fc06"`
Dec 18 08:44:53.570 INFO running `"docker" "rm" "-f" "878907e338e46b0e8ba45f91e377deacbfec6836af8ddbf7dadfda610ee1fc06"`
Dec 18 08:44:53.693 INFO [stdout] 878907e338e46b0e8ba45f91e377deacbfec6836af8ddbf7dadfda610ee1fc06