Dec 19 05:29:02.252 INFO checking wmmnola/Lambda_Calculus against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 05:29:02.252 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-2/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 05:29:02.868 INFO [stdout] 3d0c5751d3d848ae47420996bb5906c7aba8d08a709a0b2f2adb0f8e1b74bf80
Dec 19 05:29:02.874 INFO running `"docker" "start" "-a" "3d0c5751d3d848ae47420996bb5906c7aba8d08a709a0b2f2adb0f8e1b74bf80"`
Dec 19 05:29:04.512 INFO [stderr]     Checking Lambda_Calculus v0.1.0 (/opt/crater/workdir)
Dec 19 05:29:04.877 INFO [stderr] warning: unused variable: `nest_level`
Dec 19 05:29:04.877 INFO [stderr]   --> src/main.rs:24:28
Dec 19 05:29:04.877 INFO [stderr]    |
Dec 19 05:29:04.877 INFO [stderr] 24 | fn parse(input:&Vec<char>, nest_level: i32) -> bool{
Dec 19 05:29:04.877 INFO [stderr]    |                            ^^^^^^^^^^ help: consider using `_nest_level` instead
Dec 19 05:29:04.896 INFO [stderr] warning: unused variable: `nest_level`
Dec 19 05:29:04.896 INFO [stderr]   --> src/main.rs:24:28
Dec 19 05:29:04.896 INFO [stderr]    |
Dec 19 05:29:04.896 INFO [stderr] 24 | fn parse(input:&Vec<char>, nest_level: i32) -> bool{
Dec 19 05:29:04.896 INFO [stderr]    |                            ^^^^^^^^^^ help: consider using `_nest_level` instead
Dec 19 05:29:04.896 INFO [stderr]    |
Dec 19 05:29:04.896 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 05:29:04.896 INFO [stderr] 
Dec 19 05:29:04.896 INFO [stderr]    |
Dec 19 05:29:04.896 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 05:29:04.896 INFO [stderr] 
Dec 19 05:29:04.908 INFO [stderr] warning: variable does not need to be mutable
Dec 19 05:29:04.908 INFO [stderr]   --> src/main.rs:54:9
Dec 19 05:29:04.908 INFO [stderr]    |
Dec 19 05:29:04.908 INFO [stderr] 54 |     let mut f = Function::Function{variable: var, operation: op, nestlevel:1};
Dec 19 05:29:04.908 INFO [stderr]    |         ----^
Dec 19 05:29:04.908 INFO [stderr]    |         |
Dec 19 05:29:04.908 INFO [stderr]    |         help: remove this `mut`
Dec 19 05:29:04.908 INFO [stderr] warning: variable does not need to be mutable
Dec 19 05:29:04.908 INFO [stderr]   --> src/main.rs:54:9
Dec 19 05:29:04.908 INFO [stderr]    |
Dec 19 05:29:04.908 INFO [stderr] 54 |     let mut f = Function::Function{variable: var, operation: op, nestlevel:1};
Dec 19 05:29:04.908 INFO [stderr]    |         ----^
Dec 19 05:29:04.908 INFO [stderr]    |         |
Dec 19 05:29:04.908 INFO [stderr]    |         help: remove this `mut`
Dec 19 05:29:04.908 INFO [stderr]    |
Dec 19 05:29:04.908 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 19 05:29:04.908 INFO [stderr] 
Dec 19 05:29:04.916 INFO [stderr] warning: crate `Lambda_Calculus` should have a snake case name such as `lambda_calculus`
Dec 19 05:29:04.916 INFO [stderr]   |
Dec 19 05:29:04.916 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 19 05:29:04.916 INFO [stderr] 
Dec 19 05:29:04.916 INFO [stderr] warning: module `Function` should have a snake case name such as `function`
Dec 19 05:29:04.916 INFO [stderr]  --> src/main.rs:1:1
Dec 19 05:29:04.916 INFO [stderr]   |
Dec 19 05:29:04.916 INFO [stderr] 1 | pub mod Function;
Dec 19 05:29:04.916 INFO [stderr]   | ^^^^^^^^^^^^^^^^^
Dec 19 05:29:04.916 INFO [stderr]    |
Dec 19 05:29:04.916 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 19 05:29:04.916 INFO [stderr] 
Dec 19 05:29:04.916 INFO [stderr] warning: crate `Lambda_Calculus` should have a snake case name such as `lambda_calculus`
Dec 19 05:29:04.916 INFO [stderr] 
Dec 19 05:29:04.920 INFO [stderr]   |
Dec 19 05:29:04.924 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 19 05:29:04.924 INFO [stderr] 
Dec 19 05:29:04.924 INFO [stderr] warning: module `Function` should have a snake case name such as `function`
Dec 19 05:29:04.924 INFO [stderr]  --> src/main.rs:1:1
Dec 19 05:29:04.924 INFO [stderr]   |
Dec 19 05:29:04.924 INFO [stderr] 1 | pub mod Function;
Dec 19 05:29:04.924 INFO [stderr]   | ^^^^^^^^^^^^^^^^^
Dec 19 05:29:04.924 INFO [stderr] 
Dec 19 05:29:04.969 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
Dec 19 05:29:05.829 INFO running `"docker" "inspect" "3d0c5751d3d848ae47420996bb5906c7aba8d08a709a0b2f2adb0f8e1b74bf80"`
Dec 19 05:29:06.182 INFO running `"docker" "rm" "-f" "3d0c5751d3d848ae47420996bb5906c7aba8d08a709a0b2f2adb0f8e1b74bf80"`
Dec 19 05:29:06.616 INFO [stdout] 3d0c5751d3d848ae47420996bb5906c7aba8d08a709a0b2f2adb0f8e1b74bf80