Dec 17 11:53:44.230 INFO checking wmmnola/Lambda_Calculus against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 11:53:44.230 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-3/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/wmmnola/Lambda_Calculus:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 11:53:44.680 INFO [stdout] b3e4ca9416328b041248ca171351cf742fec9fd5fc162e8f98c958dedb911ed1
Dec 17 11:53:44.686 INFO running `"docker" "start" "-a" "b3e4ca9416328b041248ca171351cf742fec9fd5fc162e8f98c958dedb911ed1"`
Dec 17 11:53:47.240 INFO [stderr]     Checking Lambda_Calculus v0.1.0 (/opt/crater/workdir)
Dec 17 11:53:47.588 INFO [stderr] warning: unused variable: `nest_level`
Dec 17 11:53:47.589 INFO [stderr]   --> src/main.rs:24:28
Dec 17 11:53:47.589 INFO [stderr]    |
Dec 17 11:53:47.589 INFO [stderr] 24 | fn parse(input:&Vec<char>, nest_level: i32) -> bool{
Dec 17 11:53:47.589 INFO [stderr]    |                            ^^^^^^^^^^ help: consider using `_nest_level` instead
Dec 17 11:53:47.590 INFO [stderr]    |
Dec 17 11:53:47.590 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 11:53:47.590 INFO [stderr] 
Dec 17 11:53:47.590 INFO [stderr] warning: variable does not need to be mutable
Dec 17 11:53:47.590 INFO [stderr]   --> src/main.rs:54:9
Dec 17 11:53:47.591 INFO [stderr]    |
Dec 17 11:53:47.591 INFO [stderr] 54 |     let mut f = Function::Function{variable: var, operation: op, nestlevel:1};
Dec 17 11:53:47.591 INFO [stderr]    |         ----^
Dec 17 11:53:47.591 INFO [stderr]    |         |
Dec 17 11:53:47.592 INFO [stderr]    |         help: remove this `mut`
Dec 17 11:53:47.592 INFO [stderr]    |
Dec 17 11:53:47.592 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 17 11:53:47.592 INFO [stderr] 
Dec 17 11:53:47.593 INFO [stderr] warning: crate `Lambda_Calculus` should have a snake case name such as `lambda_calculus`
Dec 17 11:53:47.593 INFO [stderr]   |
Dec 17 11:53:47.593 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 17 11:53:47.593 INFO [stderr] 
Dec 17 11:53:47.594 INFO [stderr] warning: module `Function` should have a snake case name such as `function`
Dec 17 11:53:47.594 INFO [stderr]  --> src/main.rs:1:1
Dec 17 11:53:47.594 INFO [stderr]   |
Dec 17 11:53:47.594 INFO [stderr] 1 | pub mod Function;
Dec 17 11:53:47.595 INFO [stderr]   | ^^^^^^^^^^^^^^^^^
Dec 17 11:53:47.595 INFO [stderr] 
Dec 17 11:53:47.595 INFO [stderr] warning: unused variable: `nest_level`
Dec 17 11:53:47.595 INFO [stderr]   --> src/main.rs:24:28
Dec 17 11:53:47.596 INFO [stderr]    |
Dec 17 11:53:47.596 INFO [stderr] 24 | fn parse(input:&Vec<char>, nest_level: i32) -> bool{
Dec 17 11:53:47.596 INFO [stderr]    |                            ^^^^^^^^^^ help: consider using `_nest_level` instead
Dec 17 11:53:47.596 INFO [stderr]    |
Dec 17 11:53:47.597 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 11:53:47.597 INFO [stderr] 
Dec 17 11:53:47.612 INFO [stderr] warning: variable does not need to be mutable
Dec 17 11:53:47.613 INFO [stderr]   --> src/main.rs:54:9
Dec 17 11:53:47.613 INFO [stderr]    |
Dec 17 11:53:47.613 INFO [stderr] 54 |     let mut f = Function::Function{variable: var, operation: op, nestlevel:1};
Dec 17 11:53:47.614 INFO [stderr]    |         ----^
Dec 17 11:53:47.614 INFO [stderr]    |         |
Dec 17 11:53:47.614 INFO [stderr]    |         help: remove this `mut`
Dec 17 11:53:47.614 INFO [stderr]    |
Dec 17 11:53:47.615 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 17 11:53:47.615 INFO [stderr] 
Dec 17 11:53:47.628 INFO [stderr] warning: crate `Lambda_Calculus` should have a snake case name such as `lambda_calculus`
Dec 17 11:53:47.629 INFO [stderr]   |
Dec 17 11:53:47.629 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 17 11:53:47.629 INFO [stderr] 
Dec 17 11:53:47.629 INFO [stderr] warning: module `Function` should have a snake case name such as `function`
Dec 17 11:53:47.630 INFO [stderr]  --> src/main.rs:1:1
Dec 17 11:53:47.630 INFO [stderr]   |
Dec 17 11:53:47.630 INFO [stderr] 1 | pub mod Function;
Dec 17 11:53:47.630 INFO [stderr]   | ^^^^^^^^^^^^^^^^^
Dec 17 11:53:47.631 INFO [stderr] 
Dec 17 11:53:47.688 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
Dec 17 11:53:49.075 INFO running `"docker" "inspect" "b3e4ca9416328b041248ca171351cf742fec9fd5fc162e8f98c958dedb911ed1"`
Dec 17 11:53:49.342 INFO running `"docker" "rm" "-f" "b3e4ca9416328b041248ca171351cf742fec9fd5fc162e8f98c958dedb911ed1"`
Dec 17 11:53:49.679 INFO [stdout] b3e4ca9416328b041248ca171351cf742fec9fd5fc162e8f98c958dedb911ed1