Dec 18 07:07:45.786 INFO checking Javyre/uLisp against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 07:07:45.787 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-4/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/Javyre/uLisp:/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 07:07:46.180 INFO [stdout] e4a061bbc9fd6060549defa380f7d419b629c11dae0f4420f6e0bd2937d16a0d
Dec 18 07:07:46.183 INFO running `"docker" "start" "-a" "e4a061bbc9fd6060549defa380f7d419b629c11dae0f4420f6e0bd2937d16a0d"`
Dec 18 07:07:47.379 INFO [stderr]     Checking ulisp v0.1.0 (/opt/crater/workdir)
Dec 18 07:07:48.212 INFO [stderr] warning: unused imports: `RefMut`, `Ref`
Dec 18 07:07:48.212 INFO [stderr]  --> src/vm/mem.rs:4:5
Dec 18 07:07:48.212 INFO [stderr]   |
Dec 18 07:07:48.212 INFO [stderr] 4 |     Ref,
Dec 18 07:07:48.212 INFO [stderr]   |     ^^^
Dec 18 07:07:48.212 INFO [stderr] 5 |     RefMut,
Dec 18 07:07:48.212 INFO [stderr]   |     ^^^^^^
Dec 18 07:07:48.212 INFO [stderr]   |
Dec 18 07:07:48.212 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 07:07:48.212 INFO [stderr] 
Dec 18 07:07:48.236 INFO [stderr] warning: unused imports: `RefMut`, `Ref`
Dec 18 07:07:48.236 INFO [stderr]  --> src/vm/mem.rs:4:5
Dec 18 07:07:48.236 INFO [stderr]   |
Dec 18 07:07:48.236 INFO [stderr] 4 |     Ref,
Dec 18 07:07:48.236 INFO [stderr]   |     ^^^
Dec 18 07:07:48.236 INFO [stderr] 5 |     RefMut,
Dec 18 07:07:48.236 INFO [stderr]   |     ^^^^^^
Dec 18 07:07:48.236 INFO [stderr]   |
Dec 18 07:07:48.236 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 07:07:48.236 INFO [stderr] 
Dec 18 07:07:48.780 INFO [stderr] warning: unused variable: `initial_len`
Dec 18 07:07:48.780 INFO [stderr]    --> src/vm/mod.rs:346:13
Dec 18 07:07:48.780 INFO [stderr]     |
Dec 18 07:07:48.780 INFO [stderr] 346 |         let initial_len = self.reg_stack.len();
Dec 18 07:07:48.780 INFO [stderr]     |             ^^^^^^^^^^^ help: consider using `_initial_len` instead
Dec 18 07:07:48.780 INFO [stderr]     |
Dec 18 07:07:48.780 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 18 07:07:48.780 INFO [stderr] 
Dec 18 07:07:48.872 INFO [stderr] warning: variable does not need to be mutable
Dec 18 07:07:48.872 INFO [stderr]    --> src/vm/mod.rs:387:33
Dec 18 07:07:48.872 INFO [stderr]     |
Dec 18 07:07:48.872 INFO [stderr] 387 |         let (mut insts, idents, mut var_strings, consts) = bin.unpack();
Dec 18 07:07:48.872 INFO [stderr]     |                                 ----^^^^^^^^^^^
Dec 18 07:07:48.872 INFO [stderr]     |                                 |
Dec 18 07:07:48.872 INFO [stderr]     |                                 help: remove this `mut`
Dec 18 07:07:48.872 INFO [stderr]     |
Dec 18 07:07:48.884 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 18 07:07:48.884 INFO [stderr] 
Dec 18 07:07:48.972 INFO [stderr] warning: method is never used: `append`
Dec 18 07:07:48.972 INFO [stderr]   --> src/vm/mem.rs:68:5
Dec 18 07:07:48.972 INFO [stderr]    |
Dec 18 07:07:48.972 INFO [stderr] 68 |     pub fn append(&mut self, other: Environment) {
Dec 18 07:07:48.972 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:07:48.972 INFO [stderr]    |
Dec 18 07:07:48.972 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 07:07:48.972 INFO [stderr] 
Dec 18 07:07:48.972 INFO [stderr] warning: method is never used: `define_n`
Dec 18 07:07:48.972 INFO [stderr]   --> src/vm/mem.rs:81:5
Dec 18 07:07:48.972 INFO [stderr]    |
Dec 18 07:07:48.972 INFO [stderr] 81 |     fn define_n(&mut self, frame: usize, ident: IdentID, val: MemData) -> Result<(), Error> {
Dec 18 07:07:48.972 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:07:48.972 INFO [stderr] 
Dec 18 07:07:48.972 INFO [stderr] warning: method is never used: `get_parent`
Dec 18 07:07:48.972 INFO [stderr]    --> src/vm/mem.rs:233:5
Dec 18 07:07:48.972 INFO [stderr]     |
Dec 18 07:07:48.972 INFO [stderr] 233 |     fn get_parent(&self) -> Option<&Rc<RefCell<EnvNode>>> {
Dec 18 07:07:48.972 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:07:48.972 INFO [stderr] 
Dec 18 07:07:48.972 INFO [stderr] warning: method is never used: `get_child`
Dec 18 07:07:48.972 INFO [stderr]    --> src/vm/mem.rs:240:5
Dec 18 07:07:48.972 INFO [stderr]     |
Dec 18 07:07:48.972 INFO [stderr] 240 |     fn get_child(&self) -> Option<&Weak<RefCell<EnvNode>>> {
Dec 18 07:07:48.972 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:07:48.972 INFO [stderr] 
Dec 18 07:07:48.972 INFO [stderr] warning: method is never used: `define_n`
Dec 18 07:07:48.972 INFO [stderr]    --> src/vm/mem.rs:248:5
Dec 18 07:07:48.972 INFO [stderr]     |
Dec 18 07:07:48.972 INFO [stderr] 248 |     fn define_n(&mut self, n: usize, ident: IdentID, val: MemData) {
Dec 18 07:07:48.972 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:07:48.972 INFO [stderr] 
Dec 18 07:07:48.972 INFO [stderr] warning: method is never used: `get_parent_n`
Dec 18 07:07:48.972 INFO [stderr]    --> src/vm/mem.rs:286:5
Dec 18 07:07:48.972 INFO [stderr]     |
Dec 18 07:07:48.972 INFO [stderr] 286 |     fn get_parent_n(&self, n: usize) -> Option<Rc<RefCell<EnvNode>>> {
Dec 18 07:07:48.972 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:07:48.972 INFO [stderr] 
Dec 18 07:07:48.972 INFO [stderr] warning: method is never used: `get_child_n`
Dec 18 07:07:48.972 INFO [stderr]    --> src/vm/mem.rs:295:5
Dec 18 07:07:48.972 INFO [stderr]     |
Dec 18 07:07:48.972 INFO [stderr] 295 |     fn get_child_n(&self, n: usize) -> Option<Rc<RefCell<EnvNode>>> {
Dec 18 07:07:48.972 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:07:48.972 INFO [stderr] 
Dec 18 07:07:48.972 INFO [stderr] warning: method is never used: `get_frame`
Dec 18 07:07:48.972 INFO [stderr]    --> src/vm/mem.rs:321:5
Dec 18 07:07:48.972 INFO [stderr]     |
Dec 18 07:07:48.972 INFO [stderr] 321 |     fn get_frame(&self) -> &Frame {
Dec 18 07:07:48.972 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:07:48.972 INFO [stderr] 
Dec 18 07:07:48.973 INFO [stderr] warning: method is never used: `get_frame_mut`
Dec 18 07:07:48.973 INFO [stderr]    --> src/vm/mem.rs:325:5
Dec 18 07:07:48.973 INFO [stderr]     |
Dec 18 07:07:48.973 INFO [stderr] 325 |     fn get_frame_mut(&mut self) -> &mut Frame {
Dec 18 07:07:48.973 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:07:48.973 INFO [stderr] 
Dec 18 07:07:48.973 INFO [stderr] warning: method is never used: `create_pointer`
Dec 18 07:07:48.973 INFO [stderr]    --> src/vm/data.rs:189:5
Dec 18 07:07:48.973 INFO [stderr]     |
Dec 18 07:07:48.973 INFO [stderr] 189 |     pub fn create_pointer(data: MemData) -> MemData {
Dec 18 07:07:48.973 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:07:48.973 INFO [stderr] 
Dec 18 07:07:48.973 INFO [stderr] warning: method is never used: `clone_pointer`
Dec 18 07:07:48.973 INFO [stderr]    --> src/vm/data.rs:197:5
Dec 18 07:07:48.973 INFO [stderr]     |
Dec 18 07:07:48.973 INFO [stderr] 197 |     pub fn clone_pointer(&self) -> Option<MemData> {
Dec 18 07:07:48.973 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:07:48.973 INFO [stderr] 
Dec 18 07:07:48.973 INFO [stderr] warning: method is never used: `is_true`
Dec 18 07:07:48.973 INFO [stderr]    --> src/vm/data.rs:257:5
Dec 18 07:07:48.973 INFO [stderr]     |
Dec 18 07:07:48.973 INFO [stderr] 257 |     pub fn is_true(&self) -> bool {
Dec 18 07:07:48.973 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:07:48.973 INFO [stderr] 
Dec 18 07:07:48.980 INFO [stderr] warning: variant is never constructed: `BadScopeIndex`
Dec 18 07:07:48.980 INFO [stderr]   --> src/vm/err.rs:43:5
Dec 18 07:07:48.980 INFO [stderr]    |
Dec 18 07:07:48.980 INFO [stderr] 43 |     BadScopeIndex(usize),
Dec 18 07:07:48.980 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 18 07:07:48.980 INFO [stderr] 
Dec 18 07:07:48.980 INFO [stderr] warning: field is never used: `consts`
Dec 18 07:07:48.980 INFO [stderr]   --> src/vm/mod.rs:45:5
Dec 18 07:07:48.980 INFO [stderr]    |
Dec 18 07:07:48.980 INFO [stderr] 45 |     consts: Rc<RefCell<Constants>>,
Dec 18 07:07:48.980 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:07:48.980 INFO [stderr] 
Dec 18 07:07:48.980 INFO [stderr] warning: variant is never constructed: `R`
Dec 18 07:07:48.980 INFO [stderr]    --> src/vm/macros.rs:54:30
Dec 18 07:07:48.980 INFO [stderr]     |
Dec 18 07:07:48.980 INFO [stderr] 54  |           enum ___BinConst { $($ids),* }
Dec 18 07:07:48.980 INFO [stderr]     |                                ^^^^
Dec 18 07:07:48.980 INFO [stderr]     | 
Dec 18 07:07:48.980 INFO [stderr]    ::: src/tests.rs:174:9
Dec 18 07:07:48.980 INFO [stderr]     |
Dec 18 07:07:48.980 INFO [stderr] 174 | /         program! {
Dec 18 07:07:48.980 INFO [stderr] 175 | |             { foo, bar }
Dec 18 07:07:48.980 INFO [stderr] 176 | |             { 
Dec 18 07:07:48.980 INFO [stderr] 177 | |                 (#a = Str("Heyheyhey".to_string()))
Dec 18 07:07:48.980 INFO [stderr] ...   |
Dec 18 07:07:48.980 INFO [stderr] 210 | |             }
Dec 18 07:07:48.980 INFO [stderr] 211 | |         },
Dec 18 07:07:48.980 INFO [stderr]     | |_________- in this macro invocation
Dec 18 07:07:48.980 INFO [stderr] 
Dec 18 07:07:48.980 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 07:07:48.980 INFO [stderr]    --> src/vm/mod.rs:424:9
Dec 18 07:07:48.980 INFO [stderr]     |
Dec 18 07:07:48.980 INFO [stderr] 424 |         self.memory.define(id, MemData::Lambda(insts, env));
Dec 18 07:07:48.980 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:07:48.980 INFO [stderr]     |
Dec 18 07:07:48.980 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 18 07:07:48.980 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 07:07:48.980 INFO [stderr] 
Dec 18 07:07:49.046 INFO [stderr] warning: unused variable: `initial_len`
Dec 18 07:07:49.046 INFO [stderr]    --> src/vm/mod.rs:346:13
Dec 18 07:07:49.046 INFO [stderr]     |
Dec 18 07:07:49.046 INFO [stderr] 346 |         let initial_len = self.reg_stack.len();
Dec 18 07:07:49.046 INFO [stderr]     |             ^^^^^^^^^^^ help: consider using `_initial_len` instead
Dec 18 07:07:49.046 INFO [stderr]     |
Dec 18 07:07:49.046 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 18 07:07:49.046 INFO [stderr] 
Dec 18 07:07:49.124 INFO [stderr] warning: variable does not need to be mutable
Dec 18 07:07:49.124 INFO [stderr]    --> src/vm/mod.rs:387:33
Dec 18 07:07:49.124 INFO [stderr]     |
Dec 18 07:07:49.124 INFO [stderr] 387 |         let (mut insts, idents, mut var_strings, consts) = bin.unpack();
Dec 18 07:07:49.124 INFO [stderr]     |                                 ----^^^^^^^^^^^
Dec 18 07:07:49.124 INFO [stderr]     |                                 |
Dec 18 07:07:49.124 INFO [stderr]     |                                 help: remove this `mut`
Dec 18 07:07:49.124 INFO [stderr]     |
Dec 18 07:07:49.124 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 18 07:07:49.124 INFO [stderr] 
Dec 18 07:07:49.212 INFO [stderr] warning: method is never used: `append`
Dec 18 07:07:49.212 INFO [stderr]   --> src/vm/mem.rs:68:5
Dec 18 07:07:49.212 INFO [stderr]    |
Dec 18 07:07:49.212 INFO [stderr] 68 |     pub fn append(&mut self, other: Environment) {
Dec 18 07:07:49.212 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:07:49.212 INFO [stderr]    |
Dec 18 07:07:49.212 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 07:07:49.212 INFO [stderr] 
Dec 18 07:07:49.212 INFO [stderr] warning: method is never used: `define_n`
Dec 18 07:07:49.212 INFO [stderr]   --> src/vm/mem.rs:81:5
Dec 18 07:07:49.212 INFO [stderr]    |
Dec 18 07:07:49.212 INFO [stderr] 81 |     fn define_n(&mut self, frame: usize, ident: IdentID, val: MemData) -> Result<(), Error> {
Dec 18 07:07:49.212 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:07:49.212 INFO [stderr] 
Dec 18 07:07:49.212 INFO [stderr] warning: method is never used: `get_parent`
Dec 18 07:07:49.212 INFO [stderr]    --> src/vm/mem.rs:233:5
Dec 18 07:07:49.212 INFO [stderr]     |
Dec 18 07:07:49.212 INFO [stderr] 233 |     fn get_parent(&self) -> Option<&Rc<RefCell<EnvNode>>> {
Dec 18 07:07:49.212 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:07:49.212 INFO [stderr] 
Dec 18 07:07:49.212 INFO [stderr] warning: method is never used: `get_child`
Dec 18 07:07:49.212 INFO [stderr]    --> src/vm/mem.rs:240:5
Dec 18 07:07:49.212 INFO [stderr]     |
Dec 18 07:07:49.212 INFO [stderr] 240 |     fn get_child(&self) -> Option<&Weak<RefCell<EnvNode>>> {
Dec 18 07:07:49.212 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:07:49.212 INFO [stderr] 
Dec 18 07:07:49.212 INFO [stderr] warning: method is never used: `define_n`
Dec 18 07:07:49.212 INFO [stderr]    --> src/vm/mem.rs:248:5
Dec 18 07:07:49.212 INFO [stderr]     |
Dec 18 07:07:49.212 INFO [stderr] 248 |     fn define_n(&mut self, n: usize, ident: IdentID, val: MemData) {
Dec 18 07:07:49.212 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:07:49.212 INFO [stderr] 
Dec 18 07:07:49.212 INFO [stderr] warning: method is never used: `get_parent_n`
Dec 18 07:07:49.212 INFO [stderr]    --> src/vm/mem.rs:286:5
Dec 18 07:07:49.212 INFO [stderr]     |
Dec 18 07:07:49.212 INFO [stderr] 286 |     fn get_parent_n(&self, n: usize) -> Option<Rc<RefCell<EnvNode>>> {
Dec 18 07:07:49.212 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:07:49.212 INFO [stderr] 
Dec 18 07:07:49.212 INFO [stderr] warning: method is never used: `get_child_n`
Dec 18 07:07:49.212 INFO [stderr]    --> src/vm/mem.rs:295:5
Dec 18 07:07:49.212 INFO [stderr]     |
Dec 18 07:07:49.212 INFO [stderr] 295 |     fn get_child_n(&self, n: usize) -> Option<Rc<RefCell<EnvNode>>> {
Dec 18 07:07:49.212 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:07:49.212 INFO [stderr] 
Dec 18 07:07:49.212 INFO [stderr] warning: method is never used: `get_frame`
Dec 18 07:07:49.212 INFO [stderr]    --> src/vm/mem.rs:321:5
Dec 18 07:07:49.212 INFO [stderr]     |
Dec 18 07:07:49.213 INFO [stderr] 321 |     fn get_frame(&self) -> &Frame {
Dec 18 07:07:49.213 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:07:49.213 INFO [stderr] 
Dec 18 07:07:49.213 INFO [stderr] warning: method is never used: `get_frame_mut`
Dec 18 07:07:49.213 INFO [stderr]    --> src/vm/mem.rs:325:5
Dec 18 07:07:49.213 INFO [stderr]     |
Dec 18 07:07:49.213 INFO [stderr] 325 |     fn get_frame_mut(&mut self) -> &mut Frame {
Dec 18 07:07:49.213 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:07:49.213 INFO [stderr] 
Dec 18 07:07:49.213 INFO [stderr] warning: method is never used: `create_pointer`
Dec 18 07:07:49.213 INFO [stderr]    --> src/vm/data.rs:189:5
Dec 18 07:07:49.213 INFO [stderr]     |
Dec 18 07:07:49.213 INFO [stderr] 189 |     pub fn create_pointer(data: MemData) -> MemData {
Dec 18 07:07:49.213 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:07:49.213 INFO [stderr] 
Dec 18 07:07:49.213 INFO [stderr] warning: method is never used: `clone_pointer`
Dec 18 07:07:49.213 INFO [stderr]    --> src/vm/data.rs:197:5
Dec 18 07:07:49.213 INFO [stderr]     |
Dec 18 07:07:49.213 INFO [stderr] 197 |     pub fn clone_pointer(&self) -> Option<MemData> {
Dec 18 07:07:49.213 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:07:49.213 INFO [stderr] 
Dec 18 07:07:49.213 INFO [stderr] warning: method is never used: `is_true`
Dec 18 07:07:49.213 INFO [stderr]    --> src/vm/data.rs:257:5
Dec 18 07:07:49.213 INFO [stderr]     |
Dec 18 07:07:49.213 INFO [stderr] 257 |     pub fn is_true(&self) -> bool {
Dec 18 07:07:49.213 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:07:49.213 INFO [stderr] 
Dec 18 07:07:49.213 INFO [stderr] warning: method is never used: `eq`
Dec 18 07:07:49.213 INFO [stderr]    --> src/vm/data.rs:293:5
Dec 18 07:07:49.213 INFO [stderr]     |
Dec 18 07:07:49.213 INFO [stderr] 293 |     pub fn eq(&self, other: &Self) -> Result<bool, Error> {
Dec 18 07:07:49.213 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:07:49.213 INFO [stderr] 
Dec 18 07:07:49.213 INFO [stderr] warning: variant is never constructed: `BadScopeIndex`
Dec 18 07:07:49.213 INFO [stderr]   --> src/vm/err.rs:43:5
Dec 18 07:07:49.213 INFO [stderr]    |
Dec 18 07:07:49.213 INFO [stderr] 43 |     BadScopeIndex(usize),
Dec 18 07:07:49.213 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 18 07:07:49.213 INFO [stderr] 
Dec 18 07:07:49.213 INFO [stderr] warning: field is never used: `consts`
Dec 18 07:07:49.213 INFO [stderr]   --> src/vm/mod.rs:45:5
Dec 18 07:07:49.213 INFO [stderr]    |
Dec 18 07:07:49.213 INFO [stderr] 45 |     consts: Rc<RefCell<Constants>>,
Dec 18 07:07:49.213 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:07:49.213 INFO [stderr] 
Dec 18 07:07:49.220 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 07:07:49.220 INFO [stderr]    --> src/vm/mod.rs:424:9
Dec 18 07:07:49.220 INFO [stderr]     |
Dec 18 07:07:49.220 INFO [stderr] 424 |         self.memory.define(id, MemData::Lambda(insts, env));
Dec 18 07:07:49.220 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:07:49.220 INFO [stderr]     |
Dec 18 07:07:49.220 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 18 07:07:49.220 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 07:07:49.220 INFO [stderr] 
Dec 18 07:07:49.264 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.96s
Dec 18 07:07:50.032 INFO running `"docker" "inspect" "e4a061bbc9fd6060549defa380f7d419b629c11dae0f4420f6e0bd2937d16a0d"`
Dec 18 07:07:50.254 INFO running `"docker" "rm" "-f" "e4a061bbc9fd6060549defa380f7d419b629c11dae0f4420f6e0bd2937d16a0d"`
Dec 18 07:07:50.507 INFO [stdout] e4a061bbc9fd6060549defa380f7d419b629c11dae0f4420f6e0bd2937d16a0d