Dec 05 05:58:56.312 INFO checking stutter-rs-0.1.1 against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 05:58:56.312 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-7/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +1df97983eb2057dc6a8f7eb364e263b51ae23230-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 05 05:58:56.602 INFO [stdout] 6a634565a37c2c9fd79e41537da53f0e5cf8a94fd4ca513a1f6e0fd7911539e6
Dec 05 05:58:56.607 INFO running `"docker" "start" "-a" "6a634565a37c2c9fd79e41537da53f0e5cf8a94fd4ca513a1f6e0fd7911539e6"`
Dec 05 05:58:57.317 INFO [stderr] usermod: no changes
Dec 05 05:58:57.359 INFO [stderr] warning: only one of `license` or `license-file` is necessary
Dec 05 05:58:57.392 INFO [stderr]     Checking cactus v1.0.3
Dec 05 05:58:57.904 INFO [stderr]     Checking stutter-rs v0.1.1 (/source)
Dec 05 05:58:59.205 INFO [stderr] warning: unused variable: `n`
Dec 05 05:58:59.205 INFO [stderr]   --> src/ast/parse.rs:22:13
Dec 05 05:58:59.205 INFO [stderr]    |
Dec 05 05:58:59.205 INFO [stderr] 22 |             n: tag!("null") >>
Dec 05 05:58:59.205 INFO [stderr]    |             ^ help: consider using `_n` instead
Dec 05 05:58:59.205 INFO [stderr]    |
Dec 05 05:58:59.205 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 05:58:59.205 INFO [stderr] 
Dec 05 05:58:59.205 INFO [stderr] warning: unused variable: `n`
Dec 05 05:58:59.205 INFO [stderr]   --> src/ast/parse.rs:26:13
Dec 05 05:58:59.205 INFO [stderr]    |
Dec 05 05:58:59.205 INFO [stderr] 26 |             n: tag!("true") >>
Dec 05 05:58:59.205 INFO [stderr]    |             ^ help: consider using `_n` instead
Dec 05 05:58:59.205 INFO [stderr] 
Dec 05 05:58:59.206 INFO [stderr] warning: unused variable: `n`
Dec 05 05:58:59.206 INFO [stderr]   --> src/ast/parse.rs:30:13
Dec 05 05:58:59.206 INFO [stderr]    |
Dec 05 05:58:59.206 INFO [stderr] 30 |             n: tag!("false") >>
Dec 05 05:58:59.206 INFO [stderr]    |             ^ help: consider using `_n` instead
Dec 05 05:58:59.206 INFO [stderr] 
Dec 05 05:58:59.208 INFO [stderr] warning: unused variable: `other`
Dec 05 05:58:59.208 INFO [stderr]   --> src/ast/function.rs:45:18
Dec 05 05:58:59.208 INFO [stderr]    |
Dec 05 05:58:59.208 INFO [stderr] 45 |     fn eq(&self, other: &Function) -> bool {
Dec 05 05:58:59.208 INFO [stderr]    |                  ^^^^^ help: consider using `_other` instead
Dec 05 05:58:59.208 INFO [stderr] 
Dec 05 05:58:59.208 INFO [stderr] warning: unused variable: `func`
Dec 05 05:58:59.208 INFO [stderr]    --> src/eval/types.rs:110:40
Dec 05 05:58:59.208 INFO [stderr]     |
Dec 05 05:58:59.208 INFO [stderr] 110 |             if let Value::Function(ref func) = frame.borrow().returns {
Dec 05 05:58:59.208 INFO [stderr]     |                                        ^^^^ help: consider using `_func` instead
Dec 05 05:58:59.209 INFO [stderr] 
Dec 05 05:58:59.319 INFO [stderr] warning: unused variable: `n`
Dec 05 05:58:59.319 INFO [stderr]   --> src/ast/parse.rs:22:13
Dec 05 05:58:59.319 INFO [stderr]    |
Dec 05 05:58:59.319 INFO [stderr] 22 |             n: tag!("null") >>
Dec 05 05:58:59.319 INFO [stderr]    |             ^ help: consider using `_n` instead
Dec 05 05:58:59.319 INFO [stderr]    |
Dec 05 05:58:59.319 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 05:58:59.319 INFO [stderr] 
Dec 05 05:58:59.319 INFO [stderr] warning: unused variable: `n`
Dec 05 05:58:59.319 INFO [stderr]   --> src/ast/parse.rs:26:13
Dec 05 05:58:59.319 INFO [stderr]    |
Dec 05 05:58:59.319 INFO [stderr] 26 |             n: tag!("true") >>
Dec 05 05:58:59.319 INFO [stderr]    |             ^ help: consider using `_n` instead
Dec 05 05:58:59.319 INFO [stderr] 
Dec 05 05:58:59.320 INFO [stderr] warning: unused variable: `n`
Dec 05 05:58:59.320 INFO [stderr]   --> src/ast/parse.rs:30:13
Dec 05 05:58:59.320 INFO [stderr]    |
Dec 05 05:58:59.320 INFO [stderr] 30 |             n: tag!("false") >>
Dec 05 05:58:59.320 INFO [stderr]    |             ^ help: consider using `_n` instead
Dec 05 05:58:59.320 INFO [stderr] 
Dec 05 05:58:59.321 INFO [stderr] warning: unused variable: `other`
Dec 05 05:58:59.321 INFO [stderr]   --> src/ast/function.rs:45:18
Dec 05 05:58:59.321 INFO [stderr]    |
Dec 05 05:58:59.321 INFO [stderr] 45 |     fn eq(&self, other: &Function) -> bool {
Dec 05 05:58:59.321 INFO [stderr]    |                  ^^^^^ help: consider using `_other` instead
Dec 05 05:58:59.321 INFO [stderr] 
Dec 05 05:58:59.321 INFO [stderr] warning: unused variable: `func`
Dec 05 05:58:59.321 INFO [stderr]    --> src/eval/types.rs:110:40
Dec 05 05:58:59.321 INFO [stderr]     |
Dec 05 05:58:59.321 INFO [stderr] 110 |             if let Value::Function(ref func) = frame.borrow().returns {
Dec 05 05:58:59.321 INFO [stderr]     |                                        ^^^^ help: consider using `_func` instead
Dec 05 05:58:59.321 INFO [stderr] 
Dec 05 05:58:59.415 INFO [stderr] warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Dec 05 05:58:59.415 INFO [stderr]  --> src/lib.rs:1:54
Dec 05 05:58:59.415 INFO [stderr]   |
Dec 05 05:58:59.416 INFO [stderr] 1 | #![feature(box_syntax, box_patterns, fn_traits, nll, iterator_step_by)]
Dec 05 05:58:59.416 INFO [stderr]   |                                                      ^^^^^^^^^^^^^^^^
Dec 05 05:58:59.416 INFO [stderr]   |
Dec 05 05:58:59.416 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 05 05:58:59.416 INFO [stderr] 
Dec 05 05:58:59.427 INFO [stderr] warning: static variable `next_id` should have an upper case name such as `NEXT_ID`
Dec 05 05:58:59.427 INFO [stderr]   --> src/eval/types.rs:15:1
Dec 05 05:58:59.427 INFO [stderr]    |
Dec 05 05:58:59.427 INFO [stderr] 15 | static mut next_id: i32 = 0;
Dec 05 05:58:59.427 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:58:59.427 INFO [stderr]    |
Dec 05 05:58:59.427 INFO [stderr]    = note: #[warn(non_upper_case_globals)] on by default
Dec 05 05:58:59.427 INFO [stderr] 
Dec 05 05:58:59.587 INFO [stderr] warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Dec 05 05:58:59.587 INFO [stderr]  --> src/lib.rs:1:54
Dec 05 05:58:59.587 INFO [stderr]   |
Dec 05 05:58:59.587 INFO [stderr] 1 | #![feature(box_syntax, box_patterns, fn_traits, nll, iterator_step_by)]
Dec 05 05:58:59.587 INFO [stderr]   |                                                      ^^^^^^^^^^^^^^^^
Dec 05 05:58:59.603 INFO [stderr]   |
Dec 05 05:58:59.603 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 05 05:58:59.603 INFO [stderr] 
Dec 05 05:58:59.627 INFO [stderr] warning: static variable `next_id` should have an upper case name such as `NEXT_ID`
Dec 05 05:58:59.627 INFO [stderr]   --> src/eval/types.rs:15:1
Dec 05 05:58:59.627 INFO [stderr]    |
Dec 05 05:58:59.627 INFO [stderr] 15 | static mut next_id: i32 = 0;
Dec 05 05:58:59.628 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:58:59.628 INFO [stderr]    |
Dec 05 05:58:59.628 INFO [stderr]    = note: #[warn(non_upper_case_globals)] on by default
Dec 05 05:58:59.628 INFO [stderr] 
Dec 05 05:59:01.369 INFO [stderr] warning: unused variable: `n`
Dec 05 05:59:01.370 INFO [stderr]   --> src/ast/parse.rs:22:13
Dec 05 05:59:01.370 INFO [stderr]    |
Dec 05 05:59:01.370 INFO [stderr] 22 |             n: tag!("null") >>
Dec 05 05:59:01.370 INFO [stderr]    |             ^ help: consider using `_n` instead
Dec 05 05:59:01.370 INFO [stderr]    |
Dec 05 05:59:01.371 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 05:59:01.371 INFO [stderr] 
Dec 05 05:59:01.371 INFO [stderr] warning: unused variable: `n`
Dec 05 05:59:01.372 INFO [stderr]   --> src/ast/parse.rs:26:13
Dec 05 05:59:01.372 INFO [stderr]    |
Dec 05 05:59:01.372 INFO [stderr] 26 |             n: tag!("true") >>
Dec 05 05:59:01.372 INFO [stderr]    |             ^ help: consider using `_n` instead
Dec 05 05:59:01.372 INFO [stderr] 
Dec 05 05:59:01.373 INFO [stderr] warning: unused variable: `n`
Dec 05 05:59:01.373 INFO [stderr]   --> src/ast/parse.rs:30:13
Dec 05 05:59:01.373 INFO [stderr]    |
Dec 05 05:59:01.373 INFO [stderr] 30 |             n: tag!("false") >>
Dec 05 05:59:01.374 INFO [stderr]    |             ^ help: consider using `_n` instead
Dec 05 05:59:01.374 INFO [stderr] 
Dec 05 05:59:01.375 INFO [stderr] warning: unused variable: `other`
Dec 05 05:59:01.375 INFO [stderr]   --> src/ast/function.rs:45:18
Dec 05 05:59:01.375 INFO [stderr]    |
Dec 05 05:59:01.376 INFO [stderr] 45 |     fn eq(&self, other: &Function) -> bool {
Dec 05 05:59:01.376 INFO [stderr]    |                  ^^^^^ help: consider using `_other` instead
Dec 05 05:59:01.376 INFO [stderr] 
Dec 05 05:59:01.376 INFO [stderr] warning: unused variable: `func`
Dec 05 05:59:01.377 INFO [stderr]    --> src/eval/types.rs:110:40
Dec 05 05:59:01.377 INFO [stderr]     |
Dec 05 05:59:01.377 INFO [stderr] 110 |             if let Value::Function(ref func) = frame.borrow().returns {
Dec 05 05:59:01.377 INFO [stderr]     |                                        ^^^^ help: consider using `_func` instead
Dec 05 05:59:01.378 INFO [stderr] 
Dec 05 05:59:01.594 INFO [stderr] warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Dec 05 05:59:01.595 INFO [stderr]  --> src/main.rs:1:54
Dec 05 05:59:01.595 INFO [stderr]   |
Dec 05 05:59:01.595 INFO [stderr] 1 | #![feature(box_syntax, box_patterns, fn_traits, nll, iterator_step_by)]
Dec 05 05:59:01.595 INFO [stderr]   |                                                      ^^^^^^^^^^^^^^^^
Dec 05 05:59:01.607 INFO [stderr]   |
Dec 05 05:59:01.608 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 05 05:59:01.608 INFO [stderr] 
Dec 05 05:59:01.614 INFO [stderr] warning: static variable `next_id` should have an upper case name such as `NEXT_ID`
Dec 05 05:59:01.614 INFO [stderr]   --> src/eval/types.rs:15:1
Dec 05 05:59:01.614 INFO [stderr]    |
Dec 05 05:59:01.614 INFO [stderr] 15 | static mut next_id: i32 = 0;
Dec 05 05:59:01.614 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:59:01.614 INFO [stderr]    |
Dec 05 05:59:01.614 INFO [stderr]    = note: #[warn(non_upper_case_globals)] on by default
Dec 05 05:59:01.614 INFO [stderr] 
Dec 05 05:59:01.747 INFO [stderr] warning: unused variable: `n`
Dec 05 05:59:01.747 INFO [stderr]   --> src/ast/parse.rs:22:13
Dec 05 05:59:01.747 INFO [stderr]    |
Dec 05 05:59:01.747 INFO [stderr] 22 |             n: tag!("null") >>
Dec 05 05:59:01.747 INFO [stderr]    |             ^ help: consider using `_n` instead
Dec 05 05:59:01.747 INFO [stderr]    |
Dec 05 05:59:01.747 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 05:59:01.747 INFO [stderr] 
Dec 05 05:59:01.747 INFO [stderr] warning: unused variable: `n`
Dec 05 05:59:01.747 INFO [stderr]   --> src/ast/parse.rs:26:13
Dec 05 05:59:01.747 INFO [stderr]    |
Dec 05 05:59:01.747 INFO [stderr] 26 |             n: tag!("true") >>
Dec 05 05:59:01.747 INFO [stderr]    |             ^ help: consider using `_n` instead
Dec 05 05:59:01.747 INFO [stderr] 
Dec 05 05:59:01.747 INFO [stderr] warning: unused variable: `n`
Dec 05 05:59:01.747 INFO [stderr]   --> src/ast/parse.rs:30:13
Dec 05 05:59:01.747 INFO [stderr]    |
Dec 05 05:59:01.748 INFO [stderr] 30 |             n: tag!("false") >>
Dec 05 05:59:01.748 INFO [stderr]    |             ^ help: consider using `_n` instead
Dec 05 05:59:01.748 INFO [stderr] 
Dec 05 05:59:01.755 INFO [stderr] warning: unused variable: `other`
Dec 05 05:59:01.755 INFO [stderr]   --> src/ast/function.rs:45:18
Dec 05 05:59:01.755 INFO [stderr]    |
Dec 05 05:59:01.755 INFO [stderr] 45 |     fn eq(&self, other: &Function) -> bool {
Dec 05 05:59:01.755 INFO [stderr]    |                  ^^^^^ help: consider using `_other` instead
Dec 05 05:59:01.755 INFO [stderr] 
Dec 05 05:59:01.755 INFO [stderr] warning: unused variable: `func`
Dec 05 05:59:01.755 INFO [stderr]    --> src/eval/types.rs:110:40
Dec 05 05:59:01.755 INFO [stderr]     |
Dec 05 05:59:01.755 INFO [stderr] 110 |             if let Value::Function(ref func) = frame.borrow().returns {
Dec 05 05:59:01.755 INFO [stderr]     |                                        ^^^^ help: consider using `_func` instead
Dec 05 05:59:01.755 INFO [stderr] 
Dec 05 05:59:01.929 INFO [stderr] warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Dec 05 05:59:01.929 INFO [stderr]  --> src/main.rs:1:54
Dec 05 05:59:01.929 INFO [stderr]   |
Dec 05 05:59:01.929 INFO [stderr] 1 | #![feature(box_syntax, box_patterns, fn_traits, nll, iterator_step_by)]
Dec 05 05:59:01.929 INFO [stderr]   |                                                      ^^^^^^^^^^^^^^^^
Dec 05 05:59:01.930 INFO [stderr]   |
Dec 05 05:59:01.930 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 05 05:59:01.930 INFO [stderr] 
Dec 05 05:59:01.936 INFO [stderr] warning: static variable `next_id` should have an upper case name such as `NEXT_ID`
Dec 05 05:59:01.936 INFO [stderr]   --> src/eval/types.rs:15:1
Dec 05 05:59:01.936 INFO [stderr]    |
Dec 05 05:59:01.936 INFO [stderr] 15 | static mut next_id: i32 = 0;
Dec 05 05:59:01.936 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:59:01.936 INFO [stderr]    |
Dec 05 05:59:01.936 INFO [stderr]    = note: #[warn(non_upper_case_globals)] on by default
Dec 05 05:59:01.936 INFO [stderr] 
Dec 05 05:59:01.984 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.64s
Dec 05 05:59:01.995 INFO [stderr] su: No module specific data is present
Dec 05 05:59:03.281 INFO running `"docker" "inspect" "6a634565a37c2c9fd79e41537da53f0e5cf8a94fd4ca513a1f6e0fd7911539e6"`
Dec 05 05:59:03.671 INFO running `"docker" "rm" "-f" "6a634565a37c2c9fd79e41537da53f0e5cf8a94fd4ca513a1f6e0fd7911539e6"`
Dec 05 05:59:04.079 INFO [stdout] 6a634565a37c2c9fd79e41537da53f0e5cf8a94fd4ca513a1f6e0fd7911539e6