Dec 18 04:24:02.945 INFO checking akky2501/Ruml against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 04:24:02.945 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/akky2501/Ruml:/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 18 04:24:03.526 INFO [stdout] ec69ec899ae2c08393d6d2c57429a4b8149860b0aa7254244f62b2d7d1987bbe
Dec 18 04:24:03.528 INFO running `"docker" "start" "-a" "ec69ec899ae2c08393d6d2c57429a4b8149860b0aa7254244f62b2d7d1987bbe"`
Dec 18 04:24:05.424 INFO [stderr]     Checking pom v1.0.1
Dec 18 04:24:06.335 INFO [stderr]     Checking Ruml v0.1.0 (/opt/crater/workdir)
Dec 18 04:24:07.592 INFO [stderr] warning: unreachable pattern
Dec 18 04:24:07.592 INFO [stderr]    --> src/typing.rs:667:9
Dec 18 04:24:07.592 INFO [stderr]     |
Dec 18 04:24:07.592 INFO [stderr] 667 |         _ => unimplemented!(),
Dec 18 04:24:07.592 INFO [stderr]     |         ^
Dec 18 04:24:07.592 INFO [stderr]     |
Dec 18 04:24:07.592 INFO [stderr]     = note: #[warn(unreachable_patterns)] on by default
Dec 18 04:24:07.592 INFO [stderr] 
Dec 18 04:24:07.592 INFO [stderr] warning: unused variable: `ctor`
Dec 18 04:24:07.592 INFO [stderr]    --> src/mangling.rs:106:29
Dec 18 04:24:07.592 INFO [stderr]     |
Dec 18 04:24:07.592 INFO [stderr] 106 |         &mut Ctor { ref mut ctor, ref mut args , type_: _} => {
Dec 18 04:24:07.592 INFO [stderr]     |                             ^^^^ help: try ignoring the field: `ctor: _`
Dec 18 04:24:07.592 INFO [stderr]     |
Dec 18 04:24:07.592 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 18 04:24:07.592 INFO [stderr] 
Dec 18 04:24:07.592 INFO [stderr] warning: unused variable: `data`
Dec 18 04:24:07.592 INFO [stderr]    --> src/mangling.rs:211:36
Dec 18 04:24:07.592 INFO [stderr]     |
Dec 18 04:24:07.592 INFO [stderr] 211 |         &mut DataDestruct{ ref mut data, ref mut args } => {
Dec 18 04:24:07.592 INFO [stderr]     |                                    ^^^^ help: try ignoring the field: `data: _`
Dec 18 04:24:07.592 INFO [stderr] 
Dec 18 04:24:07.600 INFO [stderr] warning: unused variable: `ctor`
Dec 18 04:24:07.600 INFO [stderr]    --> src/typing.rs:692:29
Dec 18 04:24:07.600 INFO [stderr]     |
Dec 18 04:24:07.600 INFO [stderr] 692 |         &mut Ctor { ref mut ctor, ref mut args , ref mut type_} => {
Dec 18 04:24:07.600 INFO [stderr]     |                             ^^^^ help: try ignoring the field: `ctor: _`
Dec 18 04:24:07.600 INFO [stderr] 
Dec 18 04:24:07.600 INFO [stderr] warning: unused variable: `type_`
Dec 18 04:24:07.600 INFO [stderr]    --> src/typing.rs:737:76
Dec 18 04:24:07.600 INFO [stderr]     |
Dec 18 04:24:07.600 INFO [stderr] 737 |         &mut LetTuple { ref mut names, ref mut expr, ref mut cont, ref mut type_} =>  {
Dec 18 04:24:07.600 INFO [stderr]     |                                                                            ^^^^^ help: try ignoring the field: `type_: _`
Dec 18 04:24:07.601 INFO [stderr] 
Dec 18 04:24:07.601 INFO [stderr] warning: unused variable: `expr`
Dec 18 04:24:07.601 INFO [stderr]    --> src/eval.rs:246:22
Dec 18 04:24:07.601 INFO [stderr]     |
Dec 18 04:24:07.601 INFO [stderr] 246 |         &Match { ref expr, ref arms , type_: _} => unimplemented!(),
Dec 18 04:24:07.601 INFO [stderr]     |                      ^^^^ help: try ignoring the field: `expr: _`
Dec 18 04:24:07.601 INFO [stderr] 
Dec 18 04:24:07.601 INFO [stderr] warning: unused variable: `arms`
Dec 18 04:24:07.601 INFO [stderr]    --> src/eval.rs:246:32
Dec 18 04:24:07.601 INFO [stderr]     |
Dec 18 04:24:07.601 INFO [stderr] 246 |         &Match { ref expr, ref arms , type_: _} => unimplemented!(),
Dec 18 04:24:07.601 INFO [stderr]     |                                ^^^^ help: try ignoring the field: `arms: _`
Dec 18 04:24:07.601 INFO [stderr] 
Dec 18 04:24:08.072 INFO [stderr] warning: unreachable pattern
Dec 18 04:24:08.072 INFO [stderr]    --> src/typing.rs:667:9
Dec 18 04:24:08.072 INFO [stderr]     |
Dec 18 04:24:08.072 INFO [stderr] 667 |         _ => unimplemented!(),
Dec 18 04:24:08.072 INFO [stderr]     |         ^
Dec 18 04:24:08.073 INFO [stderr]     |
Dec 18 04:24:08.073 INFO [stderr]     = note: #[warn(unreachable_patterns)] on by default
Dec 18 04:24:08.073 INFO [stderr] 
Dec 18 04:24:08.073 INFO [stderr] warning: unused variable: `ctor`
Dec 18 04:24:08.073 INFO [stderr]    --> src/mangling.rs:106:29
Dec 18 04:24:08.073 INFO [stderr]     |
Dec 18 04:24:08.073 INFO [stderr] 106 |         &mut Ctor { ref mut ctor, ref mut args , type_: _} => {
Dec 18 04:24:08.073 INFO [stderr]     |                             ^^^^ help: try ignoring the field: `ctor: _`
Dec 18 04:24:08.073 INFO [stderr]     |
Dec 18 04:24:08.073 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 18 04:24:08.073 INFO [stderr] 
Dec 18 04:24:08.073 INFO [stderr] warning: unused variable: `data`
Dec 18 04:24:08.073 INFO [stderr]    --> src/mangling.rs:211:36
Dec 18 04:24:08.073 INFO [stderr]     |
Dec 18 04:24:08.073 INFO [stderr] 211 |         &mut DataDestruct{ ref mut data, ref mut args } => {
Dec 18 04:24:08.073 INFO [stderr]     |                                    ^^^^ help: try ignoring the field: `data: _`
Dec 18 04:24:08.073 INFO [stderr] 
Dec 18 04:24:08.085 INFO [stderr] warning: unused variable: `ctor`
Dec 18 04:24:08.085 INFO [stderr]    --> src/typing.rs:692:29
Dec 18 04:24:08.085 INFO [stderr]     |
Dec 18 04:24:08.085 INFO [stderr] 692 |         &mut Ctor { ref mut ctor, ref mut args , ref mut type_} => {
Dec 18 04:24:08.085 INFO [stderr]     |                             ^^^^ help: try ignoring the field: `ctor: _`
Dec 18 04:24:08.085 INFO [stderr] 
Dec 18 04:24:08.086 INFO [stderr] warning: unused variable: `type_`
Dec 18 04:24:08.086 INFO [stderr]    --> src/typing.rs:737:76
Dec 18 04:24:08.086 INFO [stderr]     |
Dec 18 04:24:08.086 INFO [stderr] 737 |         &mut LetTuple { ref mut names, ref mut expr, ref mut cont, ref mut type_} =>  {
Dec 18 04:24:08.086 INFO [stderr]     |                                                                            ^^^^^ help: try ignoring the field: `type_: _`
Dec 18 04:24:08.086 INFO [stderr] 
Dec 18 04:24:08.086 INFO [stderr] warning: unused variable: `expr`
Dec 18 04:24:08.086 INFO [stderr]    --> src/eval.rs:246:22
Dec 18 04:24:08.086 INFO [stderr]     |
Dec 18 04:24:08.086 INFO [stderr] 246 |         &Match { ref expr, ref arms , type_: _} => unimplemented!(),
Dec 18 04:24:08.086 INFO [stderr]     |                      ^^^^ help: try ignoring the field: `expr: _`
Dec 18 04:24:08.086 INFO [stderr] 
Dec 18 04:24:08.086 INFO [stderr] warning: unused variable: `arms`
Dec 18 04:24:08.086 INFO [stderr]    --> src/eval.rs:246:32
Dec 18 04:24:08.086 INFO [stderr]     |
Dec 18 04:24:08.086 INFO [stderr] 246 |         &Match { ref expr, ref arms , type_: _} => unimplemented!(),
Dec 18 04:24:08.086 INFO [stderr]     |                                ^^^^ help: try ignoring the field: `arms: _`
Dec 18 04:24:08.086 INFO [stderr] 
Dec 18 04:24:08.137 INFO [stderr] warning: method is never used: `remove`
Dec 18 04:24:08.137 INFO [stderr]   --> src/eval.rs:69:5
Dec 18 04:24:08.137 INFO [stderr]    |
Dec 18 04:24:08.137 INFO [stderr] 69 |     pub fn remove(&self, key: &K) -> Option<V> {
Dec 18 04:24:08.137 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 04:24:08.137 INFO [stderr]    |
Dec 18 04:24:08.138 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 04:24:08.138 INFO [stderr] 
Dec 18 04:24:08.138 INFO [stderr] warning: crate `Ruml` should have a snake case name such as `ruml`
Dec 18 04:24:08.138 INFO [stderr]   |
Dec 18 04:24:08.138 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 18 04:24:08.138 INFO [stderr] 
Dec 18 04:24:08.440 INFO [stderr] warning: method is never used: `remove`
Dec 18 04:24:08.440 INFO [stderr]   --> src/eval.rs:69:5
Dec 18 04:24:08.440 INFO [stderr]    |
Dec 18 04:24:08.440 INFO [stderr] 69 |     pub fn remove(&self, key: &K) -> Option<V> {
Dec 18 04:24:08.440 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 04:24:08.440 INFO [stderr]    |
Dec 18 04:24:08.440 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 04:24:08.440 INFO [stderr] 
Dec 18 04:24:08.440 INFO [stderr] warning: crate `Ruml` should have a snake case name such as `ruml`
Dec 18 04:24:08.440 INFO [stderr]   |
Dec 18 04:24:08.440 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 18 04:24:08.440 INFO [stderr] 
Dec 18 04:24:08.488 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.09s
Dec 18 04:24:09.074 INFO running `"docker" "inspect" "ec69ec899ae2c08393d6d2c57429a4b8149860b0aa7254244f62b2d7d1987bbe"`
Dec 18 04:24:09.314 INFO running `"docker" "rm" "-f" "ec69ec899ae2c08393d6d2c57429a4b8149860b0aa7254244f62b2d7d1987bbe"`
Dec 18 04:24:09.590 INFO [stdout] ec69ec899ae2c08393d6d2c57429a4b8149860b0aa7254244f62b2d7d1987bbe