Sep 10 08:16:39.291 INFO checking stutter-rs-0.1.1 against try#3a2610c2a16575649896925631bf8cec4f4b1961 for pr-54090
Sep 10 08:16:39.291 INFO running: cargo +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets
Sep 10 08:16:39.291 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-54090/try#3a2610c2a16575649896925631bf8cec4f4b1961:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-3/try#3a2610c2a16575649896925631bf8cec4f4b1961:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "CMD=cargo +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 08:16:39.459 INFO blam! 1c072333aea8fed2e2dce77e15756644146c50caecb68edfab6959ddc99d185b
Sep 10 08:16:39.461 INFO running `"docker" "start" "-a" "1c072333aea8fed2e2dce77e15756644146c50caecb68edfab6959ddc99d185b"`
Sep 10 08:16:40.296 INFO kablam! usermod: no changes
Sep 10 08:16:40.326 INFO kablam! warning: only one of `license` or `license-file` is necessary
Sep 10 08:16:40.332 INFO kablam!     Checking cactus v1.0.3
Sep 10 08:16:40.333 INFO kablam!     Checking memchr v2.0.2
Sep 10 08:16:40.591 INFO kablam!     Checking nom v4.0.0
Sep 10 08:16:43.193 INFO kablam!     Checking stutter-rs v0.1.1 (file:///source)
Sep 10 08:16:44.249 INFO kablam! warning: unused variable: `n`
Sep 10 08:16:44.249 INFO kablam!   --> src/ast/parse.rs:22:13
Sep 10 08:16:44.249 INFO kablam!    |
Sep 10 08:16:44.249 INFO kablam! 22 |             n: tag!("null") >>
Sep 10 08:16:44.249 INFO kablam!    |             ^ help: consider using `_n` instead
Sep 10 08:16:44.258 INFO kablam!    |
Sep 10 08:16:44.258 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 10 08:16:44.258 INFO kablam! 
Sep 10 08:16:44.258 INFO kablam! warning: unused variable: `n`
Sep 10 08:16:44.258 INFO kablam!   --> src/ast/parse.rs:26:13
Sep 10 08:16:44.258 INFO kablam!    |
Sep 10 08:16:44.258 INFO kablam! 26 |             n: tag!("true") >>
Sep 10 08:16:44.258 INFO kablam!    |             ^ help: consider using `_n` instead
Sep 10 08:16:44.258 INFO kablam! 
Sep 10 08:16:44.258 INFO kablam! warning: unused variable: `n`
Sep 10 08:16:44.258 INFO kablam!   --> src/ast/parse.rs:30:13
Sep 10 08:16:44.258 INFO kablam!    |
Sep 10 08:16:44.258 INFO kablam! 30 |             n: tag!("false") >>
Sep 10 08:16:44.258 INFO kablam!    |             ^ help: consider using `_n` instead
Sep 10 08:16:44.258 INFO kablam! 
Sep 10 08:16:44.259 INFO kablam! warning: unused variable: `other`
Sep 10 08:16:44.259 INFO kablam!   --> src/ast/function.rs:45:18
Sep 10 08:16:44.259 INFO kablam!    |
Sep 10 08:16:44.259 INFO kablam! 45 |     fn eq(&self, other: &Function) -> bool {
Sep 10 08:16:44.259 INFO kablam!    |                  ^^^^^ help: consider using `_other` instead
Sep 10 08:16:44.259 INFO kablam! 
Sep 10 08:16:44.259 INFO kablam! warning: unused variable: `func`
Sep 10 08:16:44.259 INFO kablam!    --> src/eval/types.rs:110:40
Sep 10 08:16:44.259 INFO kablam!     |
Sep 10 08:16:44.259 INFO kablam! 110 |             if let Value::Function(ref func) = frame.borrow().returns {
Sep 10 08:16:44.259 INFO kablam!     |                                        ^^^^ help: consider using `_func` instead
Sep 10 08:16:44.259 INFO kablam! 
Sep 10 08:16:44.316 INFO kablam! warning: unused variable: `n`
Sep 10 08:16:44.316 INFO kablam!   --> src/ast/parse.rs:22:13
Sep 10 08:16:44.316 INFO kablam!    |
Sep 10 08:16:44.316 INFO kablam! 22 |             n: tag!("null") >>
Sep 10 08:16:44.316 INFO kablam!    |             ^ help: consider using `_n` instead
Sep 10 08:16:44.322 INFO kablam!    |
Sep 10 08:16:44.322 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 10 08:16:44.322 INFO kablam! 
Sep 10 08:16:44.322 INFO kablam! warning: unused variable: `n`
Sep 10 08:16:44.322 INFO kablam!   --> src/ast/parse.rs:26:13
Sep 10 08:16:44.322 INFO kablam!    |
Sep 10 08:16:44.322 INFO kablam! 26 |             n: tag!("true") >>
Sep 10 08:16:44.322 INFO kablam!    |             ^ help: consider using `_n` instead
Sep 10 08:16:44.322 INFO kablam! 
Sep 10 08:16:44.322 INFO kablam! warning: unused variable: `n`
Sep 10 08:16:44.322 INFO kablam!   --> src/ast/parse.rs:30:13
Sep 10 08:16:44.322 INFO kablam!    |
Sep 10 08:16:44.322 INFO kablam! 30 |             n: tag!("false") >>
Sep 10 08:16:44.322 INFO kablam!    |             ^ help: consider using `_n` instead
Sep 10 08:16:44.322 INFO kablam! 
Sep 10 08:16:44.323 INFO kablam! warning: unused variable: `other`
Sep 10 08:16:44.323 INFO kablam!   --> src/ast/function.rs:45:18
Sep 10 08:16:44.323 INFO kablam!    |
Sep 10 08:16:44.323 INFO kablam! 45 |     fn eq(&self, other: &Function) -> bool {
Sep 10 08:16:44.323 INFO kablam!    |                  ^^^^^ help: consider using `_other` instead
Sep 10 08:16:44.323 INFO kablam! 
Sep 10 08:16:44.323 INFO kablam! warning: unused variable: `func`
Sep 10 08:16:44.323 INFO kablam!    --> src/eval/types.rs:110:40
Sep 10 08:16:44.323 INFO kablam!     |
Sep 10 08:16:44.323 INFO kablam! 110 |             if let Value::Function(ref func) = frame.borrow().returns {
Sep 10 08:16:44.323 INFO kablam!     |                                        ^^^^ help: consider using `_func` instead
Sep 10 08:16:44.323 INFO kablam! 
Sep 10 08:16:44.511 INFO kablam! warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Sep 10 08:16:44.511 INFO kablam!  --> src/lib.rs:1:54
Sep 10 08:16:44.511 INFO kablam!   |
Sep 10 08:16:44.511 INFO kablam! 1 | #![feature(box_syntax, box_patterns, fn_traits, nll, iterator_step_by)]
Sep 10 08:16:44.511 INFO kablam!   |                                                      ^^^^^^^^^^^^^^^^
Sep 10 08:16:44.511 INFO kablam!   |
Sep 10 08:16:44.511 INFO kablam!   = note: #[warn(stable_features)] on by default
Sep 10 08:16:44.511 INFO kablam! 
Sep 10 08:16:44.517 INFO kablam! warning: static variable `next_id` should have an upper case name such as `NEXT_ID`
Sep 10 08:16:44.517 INFO kablam!   --> src/eval/types.rs:15:1
Sep 10 08:16:44.517 INFO kablam!    |
Sep 10 08:16:44.517 INFO kablam! 15 | static mut next_id: i32 = 0;
Sep 10 08:16:44.517 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 08:16:44.517 INFO kablam!    |
Sep 10 08:16:44.517 INFO kablam!    = note: #[warn(non_upper_case_globals)] on by default
Sep 10 08:16:44.517 INFO kablam! 
Sep 10 08:16:44.602 INFO kablam! warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Sep 10 08:16:44.602 INFO kablam!  --> src/lib.rs:1:54
Sep 10 08:16:44.602 INFO kablam!   |
Sep 10 08:16:44.602 INFO kablam! 1 | #![feature(box_syntax, box_patterns, fn_traits, nll, iterator_step_by)]
Sep 10 08:16:44.602 INFO kablam!   |                                                      ^^^^^^^^^^^^^^^^
Sep 10 08:16:44.610 INFO kablam!   |
Sep 10 08:16:44.610 INFO kablam!   = note: #[warn(stable_features)] on by default
Sep 10 08:16:44.610 INFO kablam! 
Sep 10 08:16:44.617 INFO kablam! warning: static variable `next_id` should have an upper case name such as `NEXT_ID`
Sep 10 08:16:44.617 INFO kablam!   --> src/eval/types.rs:15:1
Sep 10 08:16:44.617 INFO kablam!    |
Sep 10 08:16:44.617 INFO kablam! 15 | static mut next_id: i32 = 0;
Sep 10 08:16:44.617 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 08:16:44.630 INFO kablam!    |
Sep 10 08:16:44.630 INFO kablam!    = note: #[warn(non_upper_case_globals)] on by default
Sep 10 08:16:44.630 INFO kablam! 
Sep 10 08:16:45.720 INFO kablam! warning: unused variable: `n`
Sep 10 08:16:45.720 INFO kablam!   --> src/ast/parse.rs:22:13
Sep 10 08:16:45.720 INFO kablam!    |
Sep 10 08:16:45.720 INFO kablam! 22 |             n: tag!("null") >>
Sep 10 08:16:45.720 INFO kablam!    |             ^ help: consider using `_n` instead
Sep 10 08:16:45.720 INFO kablam!    |
Sep 10 08:16:45.720 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 10 08:16:45.720 INFO kablam! 
Sep 10 08:16:45.720 INFO kablam! warning: unused variable: `n`
Sep 10 08:16:45.720 INFO kablam!   --> src/ast/parse.rs:26:13
Sep 10 08:16:45.721 INFO kablam!    |
Sep 10 08:16:45.721 INFO kablam! 26 |             n: tag!("true") >>
Sep 10 08:16:45.721 INFO kablam!    |             ^ help: consider using `_n` instead
Sep 10 08:16:45.721 INFO kablam! 
Sep 10 08:16:45.721 INFO kablam! warning: unused variable: `n`
Sep 10 08:16:45.721 INFO kablam!   --> src/ast/parse.rs:30:13
Sep 10 08:16:45.721 INFO kablam!    |
Sep 10 08:16:45.721 INFO kablam! 30 |             n: tag!("false") >>
Sep 10 08:16:45.721 INFO kablam!    |             ^ help: consider using `_n` instead
Sep 10 08:16:45.721 INFO kablam! 
Sep 10 08:16:45.721 INFO kablam! warning: unused variable: `other`
Sep 10 08:16:45.721 INFO kablam!   --> src/ast/function.rs:45:18
Sep 10 08:16:45.721 INFO kablam!    |
Sep 10 08:16:45.721 INFO kablam! 45 |     fn eq(&self, other: &Function) -> bool {
Sep 10 08:16:45.721 INFO kablam!    |                  ^^^^^ help: consider using `_other` instead
Sep 10 08:16:45.721 INFO kablam! 
Sep 10 08:16:45.721 INFO kablam! warning: unused variable: `func`
Sep 10 08:16:45.721 INFO kablam!    --> src/eval/types.rs:110:40
Sep 10 08:16:45.721 INFO kablam!     |
Sep 10 08:16:45.721 INFO kablam! 110 |             if let Value::Function(ref func) = frame.borrow().returns {
Sep 10 08:16:45.721 INFO kablam!     |                                        ^^^^ help: consider using `_func` instead
Sep 10 08:16:45.721 INFO kablam! 
Sep 10 08:16:46.007 INFO kablam! warning: unused variable: `n`
Sep 10 08:16:46.007 INFO kablam!   --> src/ast/parse.rs:22:13
Sep 10 08:16:46.007 INFO kablam!    |
Sep 10 08:16:46.007 INFO kablam! 22 |             n: tag!("null") >>
Sep 10 08:16:46.007 INFO kablam!    |             ^ help: consider using `_n` instead
Sep 10 08:16:46.014 INFO kablam!    |
Sep 10 08:16:46.014 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 10 08:16:46.014 INFO kablam! 
Sep 10 08:16:46.014 INFO kablam! warning: unused variable: `n`
Sep 10 08:16:46.014 INFO kablam!   --> src/ast/parse.rs:26:13
Sep 10 08:16:46.014 INFO kablam!    |
Sep 10 08:16:46.014 INFO kablam! 26 |             n: tag!("true") >>
Sep 10 08:16:46.014 INFO kablam!    |             ^ help: consider using `_n` instead
Sep 10 08:16:46.014 INFO kablam! 
Sep 10 08:16:46.014 INFO kablam! warning: unused variable: `n`
Sep 10 08:16:46.014 INFO kablam!   --> src/ast/parse.rs:30:13
Sep 10 08:16:46.014 INFO kablam!    |
Sep 10 08:16:46.014 INFO kablam! 30 |             n: tag!("false") >>
Sep 10 08:16:46.014 INFO kablam!    |             ^ help: consider using `_n` instead
Sep 10 08:16:46.014 INFO kablam! 
Sep 10 08:16:46.015 INFO kablam! warning: unused variable: `other`
Sep 10 08:16:46.015 INFO kablam!   --> src/ast/function.rs:45:18
Sep 10 08:16:46.015 INFO kablam!    |
Sep 10 08:16:46.015 INFO kablam! 45 |     fn eq(&self, other: &Function) -> bool {
Sep 10 08:16:46.015 INFO kablam!    |                  ^^^^^ help: consider using `_other` instead
Sep 10 08:16:46.015 INFO kablam! 
Sep 10 08:16:46.015 INFO kablam! warning: unused variable: `func`
Sep 10 08:16:46.015 INFO kablam!    --> src/eval/types.rs:110:40
Sep 10 08:16:46.015 INFO kablam!     |
Sep 10 08:16:46.015 INFO kablam! 110 |             if let Value::Function(ref func) = frame.borrow().returns {
Sep 10 08:16:46.015 INFO kablam!     |                                        ^^^^ help: consider using `_func` instead
Sep 10 08:16:46.015 INFO kablam! 
Sep 10 08:16:46.037 INFO kablam! warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Sep 10 08:16:46.037 INFO kablam!  --> src/main.rs:1:54
Sep 10 08:16:46.037 INFO kablam!   |
Sep 10 08:16:46.037 INFO kablam! 1 | #![feature(box_syntax, box_patterns, fn_traits, nll, iterator_step_by)]
Sep 10 08:16:46.037 INFO kablam!   |                                                      ^^^^^^^^^^^^^^^^
Sep 10 08:16:46.037 INFO kablam!   |
Sep 10 08:16:46.037 INFO kablam!   = note: #[warn(stable_features)] on by default
Sep 10 08:16:46.037 INFO kablam! 
Sep 10 08:16:46.044 INFO kablam! warning: static variable `next_id` should have an upper case name such as `NEXT_ID`
Sep 10 08:16:46.044 INFO kablam!   --> src/eval/types.rs:15:1
Sep 10 08:16:46.044 INFO kablam!    |
Sep 10 08:16:46.044 INFO kablam! 15 | static mut next_id: i32 = 0;
Sep 10 08:16:46.044 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 08:16:46.044 INFO kablam!    |
Sep 10 08:16:46.044 INFO kablam!    = note: #[warn(non_upper_case_globals)] on by default
Sep 10 08:16:46.044 INFO kablam! 
Sep 10 08:16:46.298 INFO kablam! warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Sep 10 08:16:46.298 INFO kablam!  --> src/main.rs:1:54
Sep 10 08:16:46.298 INFO kablam!   |
Sep 10 08:16:46.298 INFO kablam! 1 | #![feature(box_syntax, box_patterns, fn_traits, nll, iterator_step_by)]
Sep 10 08:16:46.298 INFO kablam!   |                                                      ^^^^^^^^^^^^^^^^
Sep 10 08:16:46.298 INFO kablam!   |
Sep 10 08:16:46.298 INFO kablam!   = note: #[warn(stable_features)] on by default
Sep 10 08:16:46.298 INFO kablam! 
Sep 10 08:16:46.304 INFO kablam! warning: static variable `next_id` should have an upper case name such as `NEXT_ID`
Sep 10 08:16:46.304 INFO kablam!   --> src/eval/types.rs:15:1
Sep 10 08:16:46.304 INFO kablam!    |
Sep 10 08:16:46.304 INFO kablam! 15 | static mut next_id: i32 = 0;
Sep 10 08:16:46.304 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 08:16:46.304 INFO kablam!    |
Sep 10 08:16:46.304 INFO kablam!    = note: #[warn(non_upper_case_globals)] on by default
Sep 10 08:16:46.304 INFO kablam! 
Sep 10 08:16:46.350 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 6.03s
Sep 10 08:16:46.354 INFO kablam! su: No module specific data is present
Sep 10 08:16:47.833 INFO running `"docker" "rm" "-f" "1c072333aea8fed2e2dce77e15756644146c50caecb68edfab6959ddc99d185b"`
Sep 10 08:16:47.965 INFO blam! 1c072333aea8fed2e2dce77e15756644146c50caecb68edfab6959ddc99d185b