Nov 28 17:16:23.894 INFO checking stutter-rs-0.1.1 against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 17:16:23.894 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-1/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-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"`
Nov 28 17:16:24.133 INFO [stdout] 33ab740a61a43753ab150fa5c2e85837d05d401da0bf8c0b10c510d2fc0c454a
Nov 28 17:16:24.193 INFO running `"docker" "start" "-a" "33ab740a61a43753ab150fa5c2e85837d05d401da0bf8c0b10c510d2fc0c454a"`
Nov 28 17:16:25.114 INFO [stderr] usermod: no changes
Nov 28 17:16:25.164 INFO [stderr] warning: only one of `license` or `license-file` is necessary
Nov 28 17:16:25.199 INFO [stderr]     Checking cactus v1.0.3
Nov 28 17:16:25.692 INFO [stderr]     Checking stutter-rs v0.1.1 (/source)
Nov 28 17:16:27.091 INFO [stderr] warning: unused variable: `n`
Nov 28 17:16:27.091 INFO [stderr]   --> src/ast/parse.rs:22:13
Nov 28 17:16:27.091 INFO [stderr]    |
Nov 28 17:16:27.091 INFO [stderr] 22 |             n: tag!("null") >>
Nov 28 17:16:27.091 INFO [stderr]    |             ^ help: consider using `_n` instead
Nov 28 17:16:27.091 INFO [stderr]    |
Nov 28 17:16:27.091 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 28 17:16:27.091 INFO [stderr] 
Nov 28 17:16:27.091 INFO [stderr] warning: unused variable: `n`
Nov 28 17:16:27.091 INFO [stderr]   --> src/ast/parse.rs:26:13
Nov 28 17:16:27.091 INFO [stderr]    |
Nov 28 17:16:27.091 INFO [stderr] 26 |             n: tag!("true") >>
Nov 28 17:16:27.091 INFO [stderr]    |             ^ help: consider using `_n` instead
Nov 28 17:16:27.091 INFO [stderr] 
Nov 28 17:16:27.091 INFO [stderr] warning: unused variable: `n`
Nov 28 17:16:27.091 INFO [stderr]   --> src/ast/parse.rs:30:13
Nov 28 17:16:27.091 INFO [stderr]    |
Nov 28 17:16:27.091 INFO [stderr] 30 |             n: tag!("false") >>
Nov 28 17:16:27.091 INFO [stderr]    |             ^ help: consider using `_n` instead
Nov 28 17:16:27.091 INFO [stderr] 
Nov 28 17:16:27.094 INFO [stderr] warning: unused variable: `other`
Nov 28 17:16:27.094 INFO [stderr]   --> src/ast/function.rs:45:18
Nov 28 17:16:27.094 INFO [stderr]    |
Nov 28 17:16:27.094 INFO [stderr] 45 |     fn eq(&self, other: &Function) -> bool {
Nov 28 17:16:27.094 INFO [stderr]    |                  ^^^^^ help: consider using `_other` instead
Nov 28 17:16:27.095 INFO [stderr] 
Nov 28 17:16:27.096 INFO [stderr] warning: unused variable: `func`
Nov 28 17:16:27.096 INFO [stderr]    --> src/eval/types.rs:110:40
Nov 28 17:16:27.096 INFO [stderr]     |
Nov 28 17:16:27.096 INFO [stderr] 110 |             if let Value::Function(ref func) = frame.borrow().returns {
Nov 28 17:16:27.096 INFO [stderr]     |                                        ^^^^ help: consider using `_func` instead
Nov 28 17:16:27.097 INFO [stderr] 
Nov 28 17:16:27.156 INFO [stderr] warning: unused variable: `n`
Nov 28 17:16:27.156 INFO [stderr]   --> src/ast/parse.rs:22:13
Nov 28 17:16:27.156 INFO [stderr]    |
Nov 28 17:16:27.156 INFO [stderr] 22 |             n: tag!("null") >>
Nov 28 17:16:27.156 INFO [stderr]    |             ^ help: consider using `_n` instead
Nov 28 17:16:27.156 INFO [stderr]    |
Nov 28 17:16:27.156 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 28 17:16:27.156 INFO [stderr] 
Nov 28 17:16:27.156 INFO [stderr] warning: unused variable: `n`
Nov 28 17:16:27.156 INFO [stderr]   --> src/ast/parse.rs:26:13
Nov 28 17:16:27.156 INFO [stderr]    |
Nov 28 17:16:27.156 INFO [stderr] 26 |             n: tag!("true") >>
Nov 28 17:16:27.156 INFO [stderr]    |             ^ help: consider using `_n` instead
Nov 28 17:16:27.156 INFO [stderr] 
Nov 28 17:16:27.157 INFO [stderr] warning: unused variable: `n`
Nov 28 17:16:27.157 INFO [stderr]   --> src/ast/parse.rs:30:13
Nov 28 17:16:27.157 INFO [stderr]    |
Nov 28 17:16:27.157 INFO [stderr] 30 |             n: tag!("false") >>
Nov 28 17:16:27.157 INFO [stderr]    |             ^ help: consider using `_n` instead
Nov 28 17:16:27.157 INFO [stderr] 
Nov 28 17:16:27.157 INFO [stderr] warning: unused variable: `other`
Nov 28 17:16:27.157 INFO [stderr]   --> src/ast/function.rs:45:18
Nov 28 17:16:27.157 INFO [stderr]    |
Nov 28 17:16:27.157 INFO [stderr] 45 |     fn eq(&self, other: &Function) -> bool {
Nov 28 17:16:27.157 INFO [stderr]    |                  ^^^^^ help: consider using `_other` instead
Nov 28 17:16:27.157 INFO [stderr] 
Nov 28 17:16:27.157 INFO [stderr] warning: unused variable: `func`
Nov 28 17:16:27.157 INFO [stderr]    --> src/eval/types.rs:110:40
Nov 28 17:16:27.157 INFO [stderr]     |
Nov 28 17:16:27.157 INFO [stderr] 110 |             if let Value::Function(ref func) = frame.borrow().returns {
Nov 28 17:16:27.157 INFO [stderr]     |                                        ^^^^ help: consider using `_func` instead
Nov 28 17:16:27.157 INFO [stderr] 
Nov 28 17:16:27.328 INFO [stderr] warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Nov 28 17:16:27.328 INFO [stderr]  --> src/lib.rs:1:54
Nov 28 17:16:27.328 INFO [stderr]   |
Nov 28 17:16:27.328 INFO [stderr] 1 | #![feature(box_syntax, box_patterns, fn_traits, nll, iterator_step_by)]
Nov 28 17:16:27.328 INFO [stderr]   |                                                      ^^^^^^^^^^^^^^^^
Nov 28 17:16:27.328 INFO [stderr]   |
Nov 28 17:16:27.328 INFO [stderr]   = note: #[warn(stable_features)] on by default
Nov 28 17:16:27.328 INFO [stderr] 
Nov 28 17:16:27.336 INFO [stderr] warning: static variable `next_id` should have an upper case name such as `NEXT_ID`
Nov 28 17:16:27.336 INFO [stderr]   --> src/eval/types.rs:15:1
Nov 28 17:16:27.336 INFO [stderr]    |
Nov 28 17:16:27.336 INFO [stderr] 15 | static mut next_id: i32 = 0;
Nov 28 17:16:27.336 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 17:16:27.336 INFO [stderr]    |
Nov 28 17:16:27.336 INFO [stderr]    = note: #[warn(non_upper_case_globals)] on by default
Nov 28 17:16:27.336 INFO [stderr] 
Nov 28 17:16:27.571 INFO [stderr] warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Nov 28 17:16:27.572 INFO [stderr]  --> src/lib.rs:1:54
Nov 28 17:16:27.572 INFO [stderr]   |
Nov 28 17:16:27.572 INFO [stderr] 1 | #![feature(box_syntax, box_patterns, fn_traits, nll, iterator_step_by)]
Nov 28 17:16:27.573 INFO [stderr]   |                                                      ^^^^^^^^^^^^^^^^
Nov 28 17:16:27.573 INFO [stderr]   |
Nov 28 17:16:27.573 INFO [stderr]   = note: #[warn(stable_features)] on by default
Nov 28 17:16:27.573 INFO [stderr] 
Nov 28 17:16:27.587 INFO [stderr] warning: static variable `next_id` should have an upper case name such as `NEXT_ID`
Nov 28 17:16:27.588 INFO [stderr]   --> src/eval/types.rs:15:1
Nov 28 17:16:27.588 INFO [stderr]    |
Nov 28 17:16:27.588 INFO [stderr] 15 | static mut next_id: i32 = 0;
Nov 28 17:16:27.588 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 17:16:27.588 INFO [stderr]    |
Nov 28 17:16:27.588 INFO [stderr]    = note: #[warn(non_upper_case_globals)] on by default
Nov 28 17:16:27.588 INFO [stderr] 
Nov 28 17:16:29.444 INFO [stderr] warning: unused variable: `n`
Nov 28 17:16:29.445 INFO [stderr]   --> src/ast/parse.rs:22:13
Nov 28 17:16:29.445 INFO [stderr]    |
Nov 28 17:16:29.445 INFO [stderr] 22 |             n: tag!("null") >>
Nov 28 17:16:29.445 INFO [stderr]    |             ^ help: consider using `_n` instead
Nov 28 17:16:29.445 INFO [stderr]    |
Nov 28 17:16:29.445 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 28 17:16:29.445 INFO [stderr] 
Nov 28 17:16:29.445 INFO [stderr] warning: unused variable: `n`
Nov 28 17:16:29.445 INFO [stderr]   --> src/ast/parse.rs:26:13
Nov 28 17:16:29.445 INFO [stderr]    |
Nov 28 17:16:29.445 INFO [stderr] 26 |             n: tag!("true") >>
Nov 28 17:16:29.445 INFO [stderr]    |             ^ help: consider using `_n` instead
Nov 28 17:16:29.445 INFO [stderr] 
Nov 28 17:16:29.445 INFO [stderr] warning: unused variable: `n`
Nov 28 17:16:29.445 INFO [stderr]   --> src/ast/parse.rs:30:13
Nov 28 17:16:29.446 INFO [stderr]    |
Nov 28 17:16:29.446 INFO [stderr] 30 |             n: tag!("false") >>
Nov 28 17:16:29.446 INFO [stderr]    |             ^ help: consider using `_n` instead
Nov 28 17:16:29.446 INFO [stderr] 
Nov 28 17:16:29.456 INFO [stderr] warning: unused variable: `other`
Nov 28 17:16:29.456 INFO [stderr]   --> src/ast/function.rs:45:18
Nov 28 17:16:29.457 INFO [stderr]    |
Nov 28 17:16:29.457 INFO [stderr] 45 |     fn eq(&self, other: &Function) -> bool {
Nov 28 17:16:29.457 INFO [stderr]    |                  ^^^^^ help: consider using `_other` instead
Nov 28 17:16:29.457 INFO [stderr] 
Nov 28 17:16:29.458 INFO [stderr] warning: unused variable: `func`
Nov 28 17:16:29.458 INFO [stderr]    --> src/eval/types.rs:110:40
Nov 28 17:16:29.458 INFO [stderr]     |
Nov 28 17:16:29.458 INFO [stderr] 110 |             if let Value::Function(ref func) = frame.borrow().returns {
Nov 28 17:16:29.458 INFO [stderr]     |                                        ^^^^ help: consider using `_func` instead
Nov 28 17:16:29.459 INFO [stderr] 
Nov 28 17:16:29.761 INFO [stderr] warning: unused variable: `n`
Nov 28 17:16:29.761 INFO [stderr]   --> src/ast/parse.rs:22:13
Nov 28 17:16:29.761 INFO [stderr]    |
Nov 28 17:16:29.761 INFO [stderr] 22 |             n: tag!("null") >>
Nov 28 17:16:29.761 INFO [stderr]    |             ^ help: consider using `_n` instead
Nov 28 17:16:29.761 INFO [stderr]    |
Nov 28 17:16:29.761 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 28 17:16:29.761 INFO [stderr] 
Nov 28 17:16:29.761 INFO [stderr] warning: unused variable: `n`
Nov 28 17:16:29.761 INFO [stderr]   --> src/ast/parse.rs:26:13
Nov 28 17:16:29.761 INFO [stderr]    |
Nov 28 17:16:29.761 INFO [stderr] 26 |             n: tag!("true") >>
Nov 28 17:16:29.761 INFO [stderr]    |             ^ help: consider using `_n` instead
Nov 28 17:16:29.761 INFO [stderr] 
Nov 28 17:16:29.761 INFO [stderr] warning: unused variable: `n`
Nov 28 17:16:29.761 INFO [stderr]   --> src/ast/parse.rs:30:13
Nov 28 17:16:29.761 INFO [stderr]    |
Nov 28 17:16:29.761 INFO [stderr] 30 |             n: tag!("false") >>
Nov 28 17:16:29.761 INFO [stderr]    |             ^ help: consider using `_n` instead
Nov 28 17:16:29.761 INFO [stderr] 
Nov 28 17:16:29.761 INFO [stderr] warning: unused variable: `other`
Nov 28 17:16:29.761 INFO [stderr]   --> src/ast/function.rs:45:18
Nov 28 17:16:29.761 INFO [stderr]    |
Nov 28 17:16:29.761 INFO [stderr] 45 |     fn eq(&self, other: &Function) -> bool {
Nov 28 17:16:29.761 INFO [stderr]    |                  ^^^^^ help: consider using `_other` instead
Nov 28 17:16:29.761 INFO [stderr] 
Nov 28 17:16:29.761 INFO [stderr] warning: unused variable: `func`
Nov 28 17:16:29.761 INFO [stderr]    --> src/eval/types.rs:110:40
Nov 28 17:16:29.761 INFO [stderr]     |
Nov 28 17:16:29.761 INFO [stderr] 110 |             if let Value::Function(ref func) = frame.borrow().returns {
Nov 28 17:16:29.761 INFO [stderr]     |                                        ^^^^ help: consider using `_func` instead
Nov 28 17:16:29.761 INFO [stderr] 
Nov 28 17:16:29.790 INFO [stderr] warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Nov 28 17:16:29.790 INFO [stderr]  --> src/main.rs:1:54
Nov 28 17:16:29.790 INFO [stderr]   |
Nov 28 17:16:29.790 INFO [stderr] 1 | #![feature(box_syntax, box_patterns, fn_traits, nll, iterator_step_by)]
Nov 28 17:16:29.790 INFO [stderr]   |                                                      ^^^^^^^^^^^^^^^^
Nov 28 17:16:29.790 INFO [stderr]   |
Nov 28 17:16:29.790 INFO [stderr]   = note: #[warn(stable_features)] on by default
Nov 28 17:16:29.790 INFO [stderr] 
Nov 28 17:16:29.796 INFO [stderr] warning: static variable `next_id` should have an upper case name such as `NEXT_ID`
Nov 28 17:16:29.796 INFO [stderr]   --> src/eval/types.rs:15:1
Nov 28 17:16:29.796 INFO [stderr]    |
Nov 28 17:16:29.796 INFO [stderr] 15 | static mut next_id: i32 = 0;
Nov 28 17:16:29.796 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 17:16:29.796 INFO [stderr]    |
Nov 28 17:16:29.796 INFO [stderr]    = note: #[warn(non_upper_case_globals)] on by default
Nov 28 17:16:29.797 INFO [stderr] 
Nov 28 17:16:30.062 INFO [stderr] warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Nov 28 17:16:30.062 INFO [stderr]  --> src/main.rs:1:54
Nov 28 17:16:30.062 INFO [stderr]   |
Nov 28 17:16:30.062 INFO [stderr] 1 | #![feature(box_syntax, box_patterns, fn_traits, nll, iterator_step_by)]
Nov 28 17:16:30.063 INFO [stderr]   |                                                      ^^^^^^^^^^^^^^^^
Nov 28 17:16:30.063 INFO [stderr]   |
Nov 28 17:16:30.063 INFO [stderr]   = note: #[warn(stable_features)] on by default
Nov 28 17:16:30.063 INFO [stderr] 
Nov 28 17:16:30.067 INFO [stderr] warning: static variable `next_id` should have an upper case name such as `NEXT_ID`
Nov 28 17:16:30.067 INFO [stderr]   --> src/eval/types.rs:15:1
Nov 28 17:16:30.068 INFO [stderr]    |
Nov 28 17:16:30.068 INFO [stderr] 15 | static mut next_id: i32 = 0;
Nov 28 17:16:30.068 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 17:16:30.069 INFO [stderr]    |
Nov 28 17:16:30.069 INFO [stderr]    = note: #[warn(non_upper_case_globals)] on by default
Nov 28 17:16:30.069 INFO [stderr] 
Nov 28 17:16:30.098 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.96s
Nov 28 17:16:30.102 INFO [stderr] su: No module specific data is present
Nov 28 17:16:31.831 INFO running `"docker" "inspect" "33ab740a61a43753ab150fa5c2e85837d05d401da0bf8c0b10c510d2fc0c454a"`
Nov 28 17:16:32.246 INFO running `"docker" "rm" "-f" "33ab740a61a43753ab150fa5c2e85837d05d401da0bf8c0b10c510d2fc0c454a"`
Nov 28 17:16:32.664 INFO [stdout] 33ab740a61a43753ab150fa5c2e85837d05d401da0bf8c0b10c510d2fc0c454a