Dec 19 14:52:42.955 INFO checking jstnlef/rlox against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 14:52:42.955 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-3/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/jstnlef/rlox:/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 14:52:43.283 INFO [stdout] 45dadda117fa2abe615fd65b15a4325e038e7b8ada2b040a1c314ec933d9bfd2
Dec 19 14:52:43.285 INFO running `"docker" "start" "-a" "45dadda117fa2abe615fd65b15a4325e038e7b8ada2b040a1c314ec933d9bfd2"`
Dec 19 14:52:44.712 INFO [stderr]     Checking lazy_static v0.2.10
Dec 19 14:52:45.052 INFO [stderr]     Checking rlox v0.1.0 (/opt/crater/workdir)
Dec 19 14:52:45.584 INFO [stderr] warning: unused import: `Callable`
Dec 19 14:52:45.584 INFO [stderr]  --> src/interpreter.rs:5:29
Dec 19 14:52:45.584 INFO [stderr]   |
Dec 19 14:52:45.584 INFO [stderr] 5 | use lox_object::{LoxObject, Callable};
Dec 19 14:52:45.584 INFO [stderr]   |                             ^^^^^^^^
Dec 19 14:52:45.584 INFO [stderr]   |
Dec 19 14:52:45.584 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 14:52:45.584 INFO [stderr] 
Dec 19 14:52:45.584 INFO [stderr] warning: unused variable: `interpreter`
Dec 19 14:52:45.584 INFO [stderr]   --> src/native_functions.rs:13:20
Dec 19 14:52:45.584 INFO [stderr]    |
Dec 19 14:52:45.584 INFO [stderr] 13 |     fn call(&self, interpreter: &mut Interpreter, arguments: &[LoxObject]) -> RuntimeResult<LoxObject> {
Dec 19 14:52:45.584 INFO [stderr]    |                    ^^^^^^^^^^^ help: consider using `_interpreter` instead
Dec 19 14:52:45.584 INFO [stderr]    |
Dec 19 14:52:45.584 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 14:52:45.584 INFO [stderr] 
Dec 19 14:52:45.584 INFO [stderr] warning: unused variable: `arguments`
Dec 19 14:52:45.584 INFO [stderr]   --> src/native_functions.rs:13:51
Dec 19 14:52:45.584 INFO [stderr]    |
Dec 19 14:52:45.584 INFO [stderr] 13 |     fn call(&self, interpreter: &mut Interpreter, arguments: &[LoxObject]) -> RuntimeResult<LoxObject> {
Dec 19 14:52:45.584 INFO [stderr]    |                                                   ^^^^^^^^^ help: consider using `_arguments` instead
Dec 19 14:52:45.584 INFO [stderr] 
Dec 19 14:52:45.632 INFO [stderr] warning: unused import: `Callable`
Dec 19 14:52:45.632 INFO [stderr]  --> src/interpreter.rs:5:29
Dec 19 14:52:45.632 INFO [stderr]   |
Dec 19 14:52:45.632 INFO [stderr] 5 | use lox_object::{LoxObject, Callable};
Dec 19 14:52:45.632 INFO [stderr]   |                             ^^^^^^^^
Dec 19 14:52:45.632 INFO [stderr]   |
Dec 19 14:52:45.632 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 14:52:45.632 INFO [stderr] 
Dec 19 14:52:45.676 INFO [stderr] warning: unused variable: `interpreter`
Dec 19 14:52:45.676 INFO [stderr]   --> src/native_functions.rs:13:20
Dec 19 14:52:45.676 INFO [stderr]    |
Dec 19 14:52:45.676 INFO [stderr] 13 |     fn call(&self, interpreter: &mut Interpreter, arguments: &[LoxObject]) -> RuntimeResult<LoxObject> {
Dec 19 14:52:45.676 INFO [stderr]    |                    ^^^^^^^^^^^ help: consider using `_interpreter` instead
Dec 19 14:52:45.676 INFO [stderr]    |
Dec 19 14:52:45.676 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 14:52:45.676 INFO [stderr] 
Dec 19 14:52:45.676 INFO [stderr] warning: unused variable: `arguments`
Dec 19 14:52:45.676 INFO [stderr]   --> src/native_functions.rs:13:51
Dec 19 14:52:45.676 INFO [stderr]    |
Dec 19 14:52:45.677 INFO [stderr] 13 |     fn call(&self, interpreter: &mut Interpreter, arguments: &[LoxObject]) -> RuntimeResult<LoxObject> {
Dec 19 14:52:45.677 INFO [stderr]    |                                                   ^^^^^^^^^ help: consider using `_arguments` instead
Dec 19 14:52:45.677 INFO [stderr] 
Dec 19 14:52:45.708 INFO [stderr] warning: method is never used: `line_error`
Dec 19 14:52:45.708 INFO [stderr]   --> src/lox.rs:78:5
Dec 19 14:52:45.708 INFO [stderr]    |
Dec 19 14:52:45.708 INFO [stderr] 78 |     fn line_error(&mut self, line: i32, message: &str) {
Dec 19 14:52:45.708 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 14:52:45.708 INFO [stderr]    |
Dec 19 14:52:45.708 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 14:52:45.708 INFO [stderr] 
Dec 19 14:52:45.708 INFO [stderr] warning: field is never used: `line`
Dec 19 14:52:45.708 INFO [stderr]    --> src/scanner.rs:325:5
Dec 19 14:52:45.708 INFO [stderr]     |
Dec 19 14:52:45.708 INFO [stderr] 325 |     line: i32,
Dec 19 14:52:45.708 INFO [stderr]     |     ^^^^^^^^^
Dec 19 14:52:45.708 INFO [stderr] 
Dec 19 14:52:45.708 INFO [stderr] warning: field is never used: `message`
Dec 19 14:52:45.708 INFO [stderr]    --> src/scanner.rs:326:5
Dec 19 14:52:45.708 INFO [stderr]     |
Dec 19 14:52:45.708 INFO [stderr] 326 |     message: String,
Dec 19 14:52:45.708 INFO [stderr]     |     ^^^^^^^^^^^^^^^
Dec 19 14:52:45.708 INFO [stderr] 
Dec 19 14:52:45.716 INFO [stderr] warning: field is never used: `globals`
Dec 19 14:52:45.716 INFO [stderr]   --> src/interpreter.rs:10:5
Dec 19 14:52:45.716 INFO [stderr]    |
Dec 19 14:52:45.716 INFO [stderr] 10 |     globals: Rc<Environment>,
Dec 19 14:52:45.716 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 14:52:45.716 INFO [stderr] 
Dec 19 14:52:45.769 INFO [stderr] warning: method is never used: `line_error`
Dec 19 14:52:45.769 INFO [stderr]   --> src/lox.rs:78:5
Dec 19 14:52:45.769 INFO [stderr]    |
Dec 19 14:52:45.769 INFO [stderr] 78 |     fn line_error(&mut self, line: i32, message: &str) {
Dec 19 14:52:45.769 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 14:52:45.769 INFO [stderr]    |
Dec 19 14:52:45.769 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 14:52:45.769 INFO [stderr] 
Dec 19 14:52:45.769 INFO [stderr] warning: field is never used: `line`
Dec 19 14:52:45.769 INFO [stderr]    --> src/scanner.rs:325:5
Dec 19 14:52:45.769 INFO [stderr]     |
Dec 19 14:52:45.769 INFO [stderr] 325 |     line: i32,
Dec 19 14:52:45.769 INFO [stderr]     |     ^^^^^^^^^
Dec 19 14:52:45.769 INFO [stderr] 
Dec 19 14:52:45.788 INFO [stderr] warning: field is never used: `message`
Dec 19 14:52:45.788 INFO [stderr]    --> src/scanner.rs:326:5
Dec 19 14:52:45.788 INFO [stderr]     |
Dec 19 14:52:45.788 INFO [stderr] 326 |     message: String,
Dec 19 14:52:45.788 INFO [stderr]     |     ^^^^^^^^^^^^^^^
Dec 19 14:52:45.788 INFO [stderr] 
Dec 19 14:52:45.788 INFO [stderr] warning: field is never used: `globals`
Dec 19 14:52:45.788 INFO [stderr]   --> src/interpreter.rs:10:5
Dec 19 14:52:45.788 INFO [stderr]    |
Dec 19 14:52:45.788 INFO [stderr] 10 |     globals: Rc<Environment>,
Dec 19 14:52:45.788 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 14:52:45.788 INFO [stderr] 
Dec 19 14:52:45.820 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.13s
Dec 19 14:52:46.480 INFO running `"docker" "inspect" "45dadda117fa2abe615fd65b15a4325e038e7b8ada2b040a1c314ec933d9bfd2"`
Dec 19 14:52:46.694 INFO running `"docker" "rm" "-f" "45dadda117fa2abe615fd65b15a4325e038e7b8ada2b040a1c314ec933d9bfd2"`
Dec 19 14:52:46.819 INFO [stdout] 45dadda117fa2abe615fd65b15a4325e038e7b8ada2b040a1c314ec933d9bfd2