[INFO] fetching crate gears 0.1.7...
[INFO] checking gears-0.1.7 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate gears 0.1.7 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate gears 0.1.7 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate gears 0.1.7
[INFO] finished tweaking crates.io crate gears 0.1.7
[INFO] tweaked toml for crates.io crate gears 0.1.7 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6c2c2f45a01aa102d2720e9c35817185576eacbb5132862a56850fdfd155d299
[INFO] running `"docker" "start" "-a" "6c2c2f45a01aa102d2720e9c35817185576eacbb5132862a56850fdfd155d299"`
[INFO] [stderr]     Checking ratel v0.7.0
[INFO] [stderr]    Compiling peg v0.5.7
[INFO] [stderr]     Checking queryst v2.0.0
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking jsonapi v0.6.4
[INFO] [stderr]    Compiling gears v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `glob::glob_with`
[INFO] [stderr]  --> src/structure/model.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use glob::glob_with;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `glob::glob_with`
[INFO] [stderr]  --> src/structure/gxmodel.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use glob::glob_with;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `I18NString`
[INFO] [stderr]  --> src/structure/modelconfig.rs:1:31
[INFO] [stderr]   |
[INFO] [stderr] 1 | use super::common::{Document, I18NString};
[INFO] [stderr]   |                               ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/runtime/dispatcher.rs:7:49
[INFO] [stderr]   |
[INFO] [stderr] 7 | type Receivers<'a> = HashMap<XFlowNodeType, Box<Dispatchable + 'a>>;
[INFO] [stderr]   |                                                 ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Dispatchable + 'a`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `uuid::Uuid`
[INFO] [stderr]  --> src/validation/gxmodel.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use uuid::Uuid;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashSet`
[INFO] [stderr]  --> src/validation/gxmodel.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::collections::HashSet;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/gears-b605a40e386d3150/out/flox_grammar.rs:122:502
[INFO] [stderr]     |
[INFO] [stderr] 122 |  fn __parse_integer < 'input > ( __input : & 'input str , __state : & mut ParseState < 'input > , __pos : usize , context : &XFState ) -> RuleResult < i64 > { # ! [ allow ( non_snake_case , unused ) ] { let __choice_res = { let __seq_res = { let str_start = __pos ; match { let mut __repeat_pos = __pos ; let mut __repeat_value = vec ! ( ) ; loop { let __pos = __repeat_pos ; let __step_res = if __input . len ( ) > __pos { let ( __ch , __next ) = char_range_at ( __input , __pos ) ; match __ch { '0' ... '9' => Matched ( __next , ( ) ) , _ => __state . mark_failure ( __pos , "[0-9]" ) , } } else { __state . mark_failure ( __pos , "[0-9]" ) } ; match __step_res { Matched ( __newpos , __value ) => { __repeat_pos = __newpos ; __repeat_value . push ( __value ) ; } , Failed => { break ; } } } if __repeat_value . len ( ) >= 1 { Matched ( __repeat_pos , ( ) ) } else { Failed } } { Matched ( __newpos , _ ) => { Matched ( __newpos , & __input [ str_start .. __newpos ] ) } , Failed => Failed , } } ; match __seq_res { Matched ( __pos , n ) => { Matched ( __pos , {  n.parse().unwrap()  } ) } Failed => Failed , } } ; match __choice_res { Matched ( __pos , __value ) => Matched ( __pos , __value ) , Failed => { let __choice_res = __parse_integer_variable ( __input , __state , __pos , context ) ; match __choice_res { Matched ( __pos , __value ) => Matched ( __pos , __value ) , Failed => { let __choice_res = { let __seq_res = slice_eq ( __input , __state , __pos , "(" ) ; match __seq_res { Matched ( __pos , _ ) => { { let __seq_res = __parse_integer ( __input , __state , __pos , context ) ; match __seq_res { Matched ( __pos , s ) => { { let __seq_res = slice_eq ( __input , __state , __pos , ")" ) ; match __seq_res { Matched ( __pos , _ ) => { Matched ( __pos , {  s  } ) } Failed => Failed , } } } Failed => Failed , } } } Failed => Failed , } } ; match __choice_res { Matched ( __pos , __value ) => Matched ( __pos , __value ) , Failed => { let __seq_res = slice_eq ( __input , __state , __pos , "(" ) ; match __seq_res { Matched ( __pos , _ ) => { { let __seq_res = __parse_arithmetic_test ( __input , __state , __pos , context ) ; match __seq_res { Matched ( __pos , s ) => { { let __seq_res = slice_eq ( __input , __state , __pos , ")" ) ; match __seq_res { Matched ( __pos , _ ) => { Matched ( __pos , {  s  } ) } Failed => Failed , } } } Failed => Failed , } } } Failed => Failed , } } } } } } } } } 
[INFO] [stderr]     |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/gears-b605a40e386d3150/out/flox_grammar.rs:126:601
[INFO] [stderr]     |
[INFO] [stderr] 126 |  fn __parse_boolean_variable < 'input > ( __input : & 'input str , __state : & mut ParseState < 'input > , __pos : usize , context : &XFState ) -> RuleResult < bool > { # ! [ allow ( non_snake_case , unused ) ] { let __seq_res = slice_eq ( __input , __state , __pos , "$" ) ; match __seq_res { Matched ( __pos , _ ) => { { let __seq_res = { let str_start = __pos ; match { let mut __repeat_pos = __pos ; let mut __repeat_value = vec ! ( ) ; loop { let __pos = __repeat_pos ; let __step_res = if __input . len ( ) > __pos { let ( __ch , __next ) = char_range_at ( __input , __pos ) ; match __ch { 'A' ... 'Z' | 'a' ... 'z' => Matched ( __next , ( ) ) , _ => __state . mark_failure ( __pos , "[A-Za-z]" ) , } } else { __state . mark_failure ( __pos , "[A-Za-z]" ) } ; match __step_res { Matched ( __newpos , __value ) => { __repeat_pos = __newpos ; __repeat_value . push ( __value ) ; } , Failed => { break ; } } } if __repeat_value . len ( ) >= 1 { Matched ( __repeat_pos , ( ) ) } else { Failed } } { Matched ( __newpos , _ ) => { Matched ( __newpos , & __input [ str_start .. __newpos ] ) } , Failed => Failed , } } ; match __seq_res { Matched ( __pos , s ) => { match { 
[INFO] [stderr]     |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/gears-b605a40e386d3150/out/flox_grammar.rs:126:615
[INFO] [stderr]     |
[INFO] [stderr] 126 |  fn __parse_boolean_variable < 'input > ( __input : & 'input str , __state : & mut ParseState < 'input > , __pos : usize , context : &XFState ) -> RuleResult < bool > { # ! [ allow ( non_snake_case , unused ) ] { let __seq_res = slice_eq ( __input , __state , __pos , "$" ) ; match __seq_res { Matched ( __pos , _ ) => { { let __seq_res = { let str_start = __pos ; match { let mut __repeat_pos = __pos ; let mut __repeat_value = vec ! ( ) ; loop { let __pos = __repeat_pos ; let __step_res = if __input . len ( ) > __pos { let ( __ch , __next ) = char_range_at ( __input , __pos ) ; match __ch { 'A' ... 'Z' | 'a' ... 'z' => Matched ( __next , ( ) ) , _ => __state . mark_failure ( __pos , "[A-Za-z]" ) , } } else { __state . mark_failure ( __pos , "[A-Za-z]" ) } ; match __step_res { Matched ( __newpos , __value ) => { __repeat_pos = __newpos ; __repeat_value . push ( __value ) ; } , Failed => { break ; } } } if __repeat_value . len ( ) >= 1 { Matched ( __repeat_pos , ( ) ) } else { Failed } } { Matched ( __newpos , _ ) => { Matched ( __newpos , & __input [ str_start .. __newpos ] ) } , Failed => Failed , } } ; match __seq_res { Matched ( __pos , s ) => { match { 
[INFO] [stderr]     |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/gears-b605a40e386d3150/out/flox_grammar.rs:138:600
[INFO] [stderr]     |
[INFO] [stderr] 138 |  fn __parse_integer_variable < 'input > ( __input : & 'input str , __state : & mut ParseState < 'input > , __pos : usize , context : &XFState ) -> RuleResult < i64 > { # ! [ allow ( non_snake_case , unused ) ] { let __seq_res = slice_eq ( __input , __state , __pos , "$" ) ; match __seq_res { Matched ( __pos , _ ) => { { let __seq_res = { let str_start = __pos ; match { let mut __repeat_pos = __pos ; let mut __repeat_value = vec ! ( ) ; loop { let __pos = __repeat_pos ; let __step_res = if __input . len ( ) > __pos { let ( __ch , __next ) = char_range_at ( __input , __pos ) ; match __ch { 'A' ... 'Z' | 'a' ... 'z' => Matched ( __next , ( ) ) , _ => __state . mark_failure ( __pos , "[A-Za-z]" ) , } } else { __state . mark_failure ( __pos , "[A-Za-z]" ) } ; match __step_res { Matched ( __newpos , __value ) => { __repeat_pos = __newpos ; __repeat_value . push ( __value ) ; } , Failed => { break ; } } } if __repeat_value . len ( ) >= 1 { Matched ( __repeat_pos , ( ) ) } else { Failed } } { Matched ( __newpos , _ ) => { Matched ( __newpos , & __input [ str_start .. __newpos ] ) } , Failed => Failed , } } ; match __seq_res { Matched ( __pos , s ) => { match { 
[INFO] [stderr]     |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/gears-b605a40e386d3150/out/flox_grammar.rs:138:614
[INFO] [stderr]     |
[INFO] [stderr] 138 |  fn __parse_integer_variable < 'input > ( __input : & 'input str , __state : & mut ParseState < 'input > , __pos : usize , context : &XFState ) -> RuleResult < i64 > { # ! [ allow ( non_snake_case , unused ) ] { let __seq_res = slice_eq ( __input , __state , __pos , "$" ) ; match __seq_res { Matched ( __pos , _ ) => { { let __seq_res = { let str_start = __pos ; match { let mut __repeat_pos = __pos ; let mut __repeat_value = vec ! ( ) ; loop { let __pos = __repeat_pos ; let __step_res = if __input . len ( ) > __pos { let ( __ch , __next ) = char_range_at ( __input , __pos ) ; match __ch { 'A' ... 'Z' | 'a' ... 'z' => Matched ( __next , ( ) ) , _ => __state . mark_failure ( __pos , "[A-Za-z]" ) , } } else { __state . mark_failure ( __pos , "[A-Za-z]" ) } ; match __step_res { Matched ( __newpos , __value ) => { __repeat_pos = __newpos ; __repeat_value . push ( __value ) ; } , Failed => { break ; } } } if __repeat_value . len ( ) >= 1 { Matched ( __repeat_pos , ( ) ) } else { Failed } } { Matched ( __newpos , _ ) => { Matched ( __newpos , & __input [ str_start .. __newpos ] ) } , Failed => Failed , } } ; match __seq_res { Matched ( __pos , s ) => { match { 
[INFO] [stderr]     |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/gears-b605a40e386d3150/out/flox_grammar.rs:160:957
[INFO] [stderr]     |
[INFO] [stderr] 160 |  fn __parse_var_name < 'input > ( __input : & 'input str , __state : & mut ParseState < 'input > , __pos : usize , context : &XFState ) -> RuleResult < &'input str > { # ! [ allow ( non_snake_case , unused ) ] { let __seq_res = { let mut __repeat_pos = __pos ; loop { let __pos = __repeat_pos ; let __step_res = __parse_non_var_start ( __input , __state , __pos , context ) ; match __step_res { Matched ( __newpos , __value ) => { __repeat_pos = __newpos ; } , Failed => { break ; } } } Matched ( __repeat_pos , ( ) ) } ; match __seq_res { Matched ( __pos , _ ) => { { let __seq_res = slice_eq ( __input , __state , __pos , "$" ) ; match __seq_res { Matched ( __pos , _ ) => { { let __seq_res = { let str_start = __pos ; match { let mut __repeat_pos = __pos ; let mut __repeat_value = vec ! ( ) ; loop { let __pos = __repeat_pos ; let __step_res = if __input . len ( ) > __pos { let ( __ch , __next ) = char_range_at ( __input , __pos ) ; match __ch { 'A' ... 'Z' | 'a' ... 'z' => Matched ( __next , ( ) ) , _ => __state . mark_failure ( __pos , "[A-Za-z]" ) , } } else { __state . mark_failure ( __pos , "[A-Za-z]" ) } ; match __step_res { Matched ( __newpos , __value ) => { __repeat_pos = __newpos ; __repeat_value . push ( __value ) ; } , Failed => { break ; } } } if __repeat_value . len ( ) >= 1 { Matched ( __repeat_pos , ( ) ) } else { Failed } } { Matched ( __newpos , _ ) => { Matched ( __newpos , & __input [ str_start .. __newpos ] ) } , Failed => Failed , } } ; match __seq_res { Matched ( __pos , s ) => { { let __seq_res = { let mut __repeat_pos = __pos ; loop { let __pos = __repeat_pos ; let __step_res = __parse_non_var_start ( __input , __state , __pos , context ) ; match __step_res { Matched ( __newpos , __value ) => { __repeat_pos = __newpos ; } , Failed => { break ; } } } Matched ( __repeat_pos , ( ) ) } ; match __seq_res { Matched ( __pos , _ ) => { Matched ( __pos , {  s  } ) } Failed => Failed , } } } Failed => Failed , } } } Failed => Failed , } } } Failed => Failed , } } } 
[INFO] [stderr]     |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/gears-b605a40e386d3150/out/flox_grammar.rs:160:971
[INFO] [stderr]     |
[INFO] [stderr] 160 |  fn __parse_var_name < 'input > ( __input : & 'input str , __state : & mut ParseState < 'input > , __pos : usize , context : &XFState ) -> RuleResult < &'input str > { # ! [ allow ( non_snake_case , unused ) ] { let __seq_res = { let mut __repeat_pos = __pos ; loop { let __pos = __repeat_pos ; let __step_res = __parse_non_var_start ( __input , __state , __pos , context ) ; match __step_res { Matched ( __newpos , __value ) => { __repeat_pos = __newpos ; } , Failed => { break ; } } } Matched ( __repeat_pos , ( ) ) } ; match __seq_res { Matched ( __pos , _ ) => { { let __seq_res = slice_eq ( __input , __state , __pos , "$" ) ; match __seq_res { Matched ( __pos , _ ) => { { let __seq_res = { let str_start = __pos ; match { let mut __repeat_pos = __pos ; let mut __repeat_value = vec ! ( ) ; loop { let __pos = __repeat_pos ; let __step_res = if __input . len ( ) > __pos { let ( __ch , __next ) = char_range_at ( __input , __pos ) ; match __ch { 'A' ... 'Z' | 'a' ... 'z' => Matched ( __next , ( ) ) , _ => __state . mark_failure ( __pos , "[A-Za-z]" ) , } } else { __state . mark_failure ( __pos , "[A-Za-z]" ) } ; match __step_res { Matched ( __newpos , __value ) => { __repeat_pos = __newpos ; __repeat_value . push ( __value ) ; } , Failed => { break ; } } } if __repeat_value . len ( ) >= 1 { Matched ( __repeat_pos , ( ) ) } else { Failed } } { Matched ( __newpos , _ ) => { Matched ( __newpos , & __input [ str_start .. __newpos ] ) } , Failed => Failed , } } ; match __seq_res { Matched ( __pos , s ) => { { let __seq_res = { let mut __repeat_pos = __pos ; loop { let __pos = __repeat_pos ; let __step_res = __parse_non_var_start ( __input , __state , __pos , context ) ; match __step_res { Matched ( __newpos , __value ) => { __repeat_pos = __newpos ; } , Failed => { break ; } } } Matched ( __repeat_pos , ( ) ) } ; match __seq_res { Matched ( __pos , _ ) => { Matched ( __pos , {  s  } ) } Failed => Failed , } } } Failed => Failed , } } } Failed => Failed , } } } Failed => Failed , } } } 
[INFO] [stderr]     |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `glob::glob_with`
[INFO] [stderr]  --> src/structure/model.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use glob::glob_with;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `glob::glob_with`
[INFO] [stderr]  --> src/structure/gxmodel.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use glob::glob_with;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `I18NString`
[INFO] [stderr]  --> src/structure/modelconfig.rs:1:31
[INFO] [stderr]   |
[INFO] [stderr] 1 | use super::common::{Document, I18NString};
[INFO] [stderr]   |                               ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/runtime/dispatcher.rs:7:49
[INFO] [stderr]   |
[INFO] [stderr] 7 | type Receivers<'a> = HashMap<XFlowNodeType, Box<Dispatchable + 'a>>;
[INFO] [stderr]   |                                                 ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Dispatchable + 'a`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `uuid::Uuid`
[INFO] [stderr]  --> src/validation/gxmodel.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use uuid::Uuid;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashSet`
[INFO] [stderr]  --> src/validation/gxmodel.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::collections::HashSet;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/gears-b605a40e386d3150/out/flox_grammar.rs:122:502
[INFO] [stderr]     |
[INFO] [stderr] 122 |  fn __parse_integer < 'input > ( __input : & 'input str , __state : & mut ParseState < 'input > , __pos : usize , context : &XFState ) -> RuleResult < i64 > { # ! [ allow ( non_snake_case , unused ) ] { let __choice_res = { let __seq_res = { let str_start = __pos ; match { let mut __repeat_pos = __pos ; let mut __repeat_value = vec ! ( ) ; loop { let __pos = __repeat_pos ; let __step_res = if __input . len ( ) > __pos { let ( __ch , __next ) = char_range_at ( __input , __pos ) ; match __ch { '0' ... '9' => Matched ( __next , ( ) ) , _ => __state . mark_failure ( __pos , "[0-9]" ) , } } else { __state . mark_failure ( __pos , "[0-9]" ) } ; match __step_res { Matched ( __newpos , __value ) => { __repeat_pos = __newpos ; __repeat_value . push ( __value ) ; } , Failed => { break ; } } } if __repeat_value . len ( ) >= 1 { Matched ( __repeat_pos , ( ) ) } else { Failed } } { Matched ( __newpos , _ ) => { Matched ( __newpos , & __input [ str_start .. __newpos ] ) } , Failed => Failed , } } ; match __seq_res { Matched ( __pos , n ) => { Matched ( __pos , {  n.parse().unwrap()  } ) } Failed => Failed , } } ; match __choice_res { Matched ( __pos , __value ) => Matched ( __pos , __value ) , Failed => { let __choice_res = __parse_integer_variable ( __input , __state , __pos , context ) ; match __choice_res { Matched ( __pos , __value ) => Matched ( __pos , __value ) , Failed => { let __choice_res = { let __seq_res = slice_eq ( __input , __state , __pos , "(" ) ; match __seq_res { Matched ( __pos , _ ) => { { let __seq_res = __parse_integer ( __input , __state , __pos , context ) ; match __seq_res { Matched ( __pos , s ) => { { let __seq_res = slice_eq ( __input , __state , __pos , ")" ) ; match __seq_res { Matched ( __pos , _ ) => { Matched ( __pos , {  s  } ) } Failed => Failed , } } } Failed => Failed , } } } Failed => Failed , } } ; match __choice_res { Matched ( __pos , __value ) => Matched ( __pos , __value ) , Failed => { let __seq_res = slice_eq ( __input , __state , __pos , "(" ) ; match __seq_res { Matched ( __pos , _ ) => { { let __seq_res = __parse_arithmetic_test ( __input , __state , __pos , context ) ; match __seq_res { Matched ( __pos , s ) => { { let __seq_res = slice_eq ( __input , __state , __pos , ")" ) ; match __seq_res { Matched ( __pos , _ ) => { Matched ( __pos , {  s  } ) } Failed => Failed , } } } Failed => Failed , } } } Failed => Failed , } } } } } } } } } 
[INFO] [stderr]     |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/gears-b605a40e386d3150/out/flox_grammar.rs:126:601
[INFO] [stderr]     |
[INFO] [stderr] 126 |  fn __parse_boolean_variable < 'input > ( __input : & 'input str , __state : & mut ParseState < 'input > , __pos : usize , context : &XFState ) -> RuleResult < bool > { # ! [ allow ( non_snake_case , unused ) ] { let __seq_res = slice_eq ( __input , __state , __pos , "$" ) ; match __seq_res { Matched ( __pos , _ ) => { { let __seq_res = { let str_start = __pos ; match { let mut __repeat_pos = __pos ; let mut __repeat_value = vec ! ( ) ; loop { let __pos = __repeat_pos ; let __step_res = if __input . len ( ) > __pos { let ( __ch , __next ) = char_range_at ( __input , __pos ) ; match __ch { 'A' ... 'Z' | 'a' ... 'z' => Matched ( __next , ( ) ) , _ => __state . mark_failure ( __pos , "[A-Za-z]" ) , } } else { __state . mark_failure ( __pos , "[A-Za-z]" ) } ; match __step_res { Matched ( __newpos , __value ) => { __repeat_pos = __newpos ; __repeat_value . push ( __value ) ; } , Failed => { break ; } } } if __repeat_value . len ( ) >= 1 { Matched ( __repeat_pos , ( ) ) } else { Failed } } { Matched ( __newpos , _ ) => { Matched ( __newpos , & __input [ str_start .. __newpos ] ) } , Failed => Failed , } } ; match __seq_res { Matched ( __pos , s ) => { match { 
[INFO] [stderr]     |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/gears-b605a40e386d3150/out/flox_grammar.rs:126:615
[INFO] [stderr]     |
[INFO] [stderr] 126 |  fn __parse_boolean_variable < 'input > ( __input : & 'input str , __state : & mut ParseState < 'input > , __pos : usize , context : &XFState ) -> RuleResult < bool > { # ! [ allow ( non_snake_case , unused ) ] { let __seq_res = slice_eq ( __input , __state , __pos , "$" ) ; match __seq_res { Matched ( __pos , _ ) => { { let __seq_res = { let str_start = __pos ; match { let mut __repeat_pos = __pos ; let mut __repeat_value = vec ! ( ) ; loop { let __pos = __repeat_pos ; let __step_res = if __input . len ( ) > __pos { let ( __ch , __next ) = char_range_at ( __input , __pos ) ; match __ch { 'A' ... 'Z' | 'a' ... 'z' => Matched ( __next , ( ) ) , _ => __state . mark_failure ( __pos , "[A-Za-z]" ) , } } else { __state . mark_failure ( __pos , "[A-Za-z]" ) } ; match __step_res { Matched ( __newpos , __value ) => { __repeat_pos = __newpos ; __repeat_value . push ( __value ) ; } , Failed => { break ; } } } if __repeat_value . len ( ) >= 1 { Matched ( __repeat_pos , ( ) ) } else { Failed } } { Matched ( __newpos , _ ) => { Matched ( __newpos , & __input [ str_start .. __newpos ] ) } , Failed => Failed , } } ; match __seq_res { Matched ( __pos , s ) => { match { 
[INFO] [stderr]     |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/gears-b605a40e386d3150/out/flox_grammar.rs:138:600
[INFO] [stderr]     |
[INFO] [stderr] 138 |  fn __parse_integer_variable < 'input > ( __input : & 'input str , __state : & mut ParseState < 'input > , __pos : usize , context : &XFState ) -> RuleResult < i64 > { # ! [ allow ( non_snake_case , unused ) ] { let __seq_res = slice_eq ( __input , __state , __pos , "$" ) ; match __seq_res { Matched ( __pos , _ ) => { { let __seq_res = { let str_start = __pos ; match { let mut __repeat_pos = __pos ; let mut __repeat_value = vec ! ( ) ; loop { let __pos = __repeat_pos ; let __step_res = if __input . len ( ) > __pos { let ( __ch , __next ) = char_range_at ( __input , __pos ) ; match __ch { 'A' ... 'Z' | 'a' ... 'z' => Matched ( __next , ( ) ) , _ => __state . mark_failure ( __pos , "[A-Za-z]" ) , } } else { __state . mark_failure ( __pos , "[A-Za-z]" ) } ; match __step_res { Matched ( __newpos , __value ) => { __repeat_pos = __newpos ; __repeat_value . push ( __value ) ; } , Failed => { break ; } } } if __repeat_value . len ( ) >= 1 { Matched ( __repeat_pos , ( ) ) } else { Failed } } { Matched ( __newpos , _ ) => { Matched ( __newpos , & __input [ str_start .. __newpos ] ) } , Failed => Failed , } } ; match __seq_res { Matched ( __pos , s ) => { match { 
[INFO] [stderr]     |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/gears-b605a40e386d3150/out/flox_grammar.rs:138:614
[INFO] [stderr]     |
[INFO] [stderr] 138 |  fn __parse_integer_variable < 'input > ( __input : & 'input str , __state : & mut ParseState < 'input > , __pos : usize , context : &XFState ) -> RuleResult < i64 > { # ! [ allow ( non_snake_case , unused ) ] { let __seq_res = slice_eq ( __input , __state , __pos , "$" ) ; match __seq_res { Matched ( __pos , _ ) => { { let __seq_res = { let str_start = __pos ; match { let mut __repeat_pos = __pos ; let mut __repeat_value = vec ! ( ) ; loop { let __pos = __repeat_pos ; let __step_res = if __input . len ( ) > __pos { let ( __ch , __next ) = char_range_at ( __input , __pos ) ; match __ch { 'A' ... 'Z' | 'a' ... 'z' => Matched ( __next , ( ) ) , _ => __state . mark_failure ( __pos , "[A-Za-z]" ) , } } else { __state . mark_failure ( __pos , "[A-Za-z]" ) } ; match __step_res { Matched ( __newpos , __value ) => { __repeat_pos = __newpos ; __repeat_value . push ( __value ) ; } , Failed => { break ; } } } if __repeat_value . len ( ) >= 1 { Matched ( __repeat_pos , ( ) ) } else { Failed } } { Matched ( __newpos , _ ) => { Matched ( __newpos , & __input [ str_start .. __newpos ] ) } , Failed => Failed , } } ; match __seq_res { Matched ( __pos , s ) => { match { 
[INFO] [stderr]     |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/gears-b605a40e386d3150/out/flox_grammar.rs:160:957
[INFO] [stderr]     |
[INFO] [stderr] 160 |  fn __parse_var_name < 'input > ( __input : & 'input str , __state : & mut ParseState < 'input > , __pos : usize , context : &XFState ) -> RuleResult < &'input str > { # ! [ allow ( non_snake_case , unused ) ] { let __seq_res = { let mut __repeat_pos = __pos ; loop { let __pos = __repeat_pos ; let __step_res = __parse_non_var_start ( __input , __state , __pos , context ) ; match __step_res { Matched ( __newpos , __value ) => { __repeat_pos = __newpos ; } , Failed => { break ; } } } Matched ( __repeat_pos , ( ) ) } ; match __seq_res { Matched ( __pos , _ ) => { { let __seq_res = slice_eq ( __input , __state , __pos , "$" ) ; match __seq_res { Matched ( __pos , _ ) => { { let __seq_res = { let str_start = __pos ; match { let mut __repeat_pos = __pos ; let mut __repeat_value = vec ! ( ) ; loop { let __pos = __repeat_pos ; let __step_res = if __input . len ( ) > __pos { let ( __ch , __next ) = char_range_at ( __input , __pos ) ; match __ch { 'A' ... 'Z' | 'a' ... 'z' => Matched ( __next , ( ) ) , _ => __state . mark_failure ( __pos , "[A-Za-z]" ) , } } else { __state . mark_failure ( __pos , "[A-Za-z]" ) } ; match __step_res { Matched ( __newpos , __value ) => { __repeat_pos = __newpos ; __repeat_value . push ( __value ) ; } , Failed => { break ; } } } if __repeat_value . len ( ) >= 1 { Matched ( __repeat_pos , ( ) ) } else { Failed } } { Matched ( __newpos , _ ) => { Matched ( __newpos , & __input [ str_start .. __newpos ] ) } , Failed => Failed , } } ; match __seq_res { Matched ( __pos , s ) => { { let __seq_res = { let mut __repeat_pos = __pos ; loop { let __pos = __repeat_pos ; let __step_res = __parse_non_var_start ( __input , __state , __pos , context ) ; match __step_res { Matched ( __newpos , __value ) => { __repeat_pos = __newpos ; } , Failed => { break ; } } } Matched ( __repeat_pos , ( ) ) } ; match __seq_res { Matched ( __pos , _ ) => { Matched ( __pos , {  s  } ) } Failed => Failed , } } } Failed => Failed , } } } Failed => Failed , } } } Failed => Failed , } } } 
[INFO] [stderr]     |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/gears-b605a40e386d3150/out/flox_grammar.rs:160:971
[INFO] [stderr]     |
[INFO] [stderr] 160 |  fn __parse_var_name < 'input > ( __input : & 'input str , __state : & mut ParseState < 'input > , __pos : usize , context : &XFState ) -> RuleResult < &'input str > { # ! [ allow ( non_snake_case , unused ) ] { let __seq_res = { let mut __repeat_pos = __pos ; loop { let __pos = __repeat_pos ; let __step_res = __parse_non_var_start ( __input , __state , __pos , context ) ; match __step_res { Matched ( __newpos , __value ) => { __repeat_pos = __newpos ; } , Failed => { break ; } } } Matched ( __repeat_pos , ( ) ) } ; match __seq_res { Matched ( __pos , _ ) => { { let __seq_res = slice_eq ( __input , __state , __pos , "$" ) ; match __seq_res { Matched ( __pos , _ ) => { { let __seq_res = { let str_start = __pos ; match { let mut __repeat_pos = __pos ; let mut __repeat_value = vec ! ( ) ; loop { let __pos = __repeat_pos ; let __step_res = if __input . len ( ) > __pos { let ( __ch , __next ) = char_range_at ( __input , __pos ) ; match __ch { 'A' ... 'Z' | 'a' ... 'z' => Matched ( __next , ( ) ) , _ => __state . mark_failure ( __pos , "[A-Za-z]" ) , } } else { __state . mark_failure ( __pos , "[A-Za-z]" ) } ; match __step_res { Matched ( __newpos , __value ) => { __repeat_pos = __newpos ; __repeat_value . push ( __value ) ; } , Failed => { break ; } } } if __repeat_value . len ( ) >= 1 { Matched ( __repeat_pos , ( ) ) } else { Failed } } { Matched ( __newpos , _ ) => { Matched ( __newpos , & __input [ str_start .. __newpos ] ) } , Failed => Failed , } } ; match __seq_res { Matched ( __pos , s ) => { { let __seq_res = { let mut __repeat_pos = __pos ; loop { let __pos = __repeat_pos ; let __step_res = __parse_non_var_start ( __input , __state , __pos , context ) ; match __step_res { Matched ( __newpos , __value ) => { __repeat_pos = __newpos ; } , Failed => { break ; } } } Matched ( __repeat_pos , ( ) ) } ; match __seq_res { Matched ( __pos , _ ) => { Matched ( __pos , {  s  } ) } Failed => Failed , } } } Failed => Failed , } } } Failed => Failed , } } } Failed => Failed , } } } 
[INFO] [stderr]     |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `model`
[INFO] [stderr]   --> src/validation/gxmodel.rs:12:21
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub fn validate(model: &GxModel) -> ValidationErrors {
[INFO] [stderr]    |                     ^^^^^ help: consider prefixing with an underscore: `_model`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `model`
[INFO] [stderr]   --> src/validation/gxmodel.rs:12:21
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub fn validate(model: &GxModel) -> ValidationErrors {
[INFO] [stderr]    |                     ^^^^^ help: consider prefixing with an underscore: `_model`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/validation/gxmodel.rs:13:13
[INFO] [stderr]    |
[INFO] [stderr] 13 |         let mut errors = Vec::<ValidationError>::new();
[INFO] [stderr]    |             ----^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/util/fs.rs:163:21
[INFO] [stderr]     |
[INFO] [stderr] 163 |                 let mut doc = match <T>::from_json(&json) {
[INFO] [stderr]     |                     ----^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `pad_translation_doc`
[INFO] [stderr]   --> src/structure/model.rs:40:1
[INFO] [stderr]    |
[INFO] [stderr] 40 | / fn pad_translation_doc(
[INFO] [stderr] 41 | |     t: &mut TranslationDocument,
[INFO] [stderr] 42 | |     strings_in_model: &HashMap<String, &I18NString>,
[INFO] [stderr] 43 | | ) -> () {
[INFO] [stderr] ...  |
[INFO] [stderr] 53 | |     }
[INFO] [stderr] 54 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/util/fs.rs:184:5
[INFO] [stderr]     |
[INFO] [stderr] 184 |     model.add_locale(&default_locale);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/validation/gxmodel.rs:13:13
[INFO] [stderr]    |
[INFO] [stderr] 13 |         let mut errors = Vec::<ValidationError>::new();
[INFO] [stderr]    |             ----^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/util/fs.rs:163:21
[INFO] [stderr]     |
[INFO] [stderr] 163 |                 let mut doc = match <T>::from_json(&json) {
[INFO] [stderr]     |                     ----^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `pad_translation_doc`
[INFO] [stderr]   --> src/structure/model.rs:40:1
[INFO] [stderr]    |
[INFO] [stderr] 40 | / fn pad_translation_doc(
[INFO] [stderr] 41 | |     t: &mut TranslationDocument,
[INFO] [stderr] 42 | |     strings_in_model: &HashMap<String, &I18NString>,
[INFO] [stderr] 43 | | ) -> () {
[INFO] [stderr] ...  |
[INFO] [stderr] 53 | |     }
[INFO] [stderr] 54 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/util/fs.rs:184:5
[INFO] [stderr]     |
[INFO] [stderr] 184 |     model.add_locale(&default_locale);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `gears::util::fs::*`
[INFO] [stderr]  --> tests/test_structure_model.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use gears::util::fs::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `gears::structure::model::*`
[INFO] [stderr]  --> tests/test_structure_model.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use gears::structure::model::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tempdir::TempDir`
[INFO] [stderr]  --> tests/test_util_fs.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use tempdir::TempDir;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `gears::util::fs::*`
[INFO] [stderr]   --> tests/test_validation.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use gears::util::fs::*;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `gears::*`
[INFO] [stderr]  --> tests/flox_test.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use gears::*;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `gears::util::fs::*`
[INFO] [stderr]  --> tests/test_translate.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use gears::util::fs::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> tests/xflow_run_001.rs:37:13
[INFO] [stderr]    |
[INFO] [stderr] 37 |             xfrunner.run();
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> tests/xflow_run_001.rs:72:17
[INFO] [stderr]    |
[INFO] [stderr] 72 |                 xfrunner.step();
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> tests/xflow_run_001.rs:116:13
[INFO] [stderr]     |
[INFO] [stderr] 116 |             xfrunner.run();
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.17s
[INFO] running `"docker" "inspect" "6c2c2f45a01aa102d2720e9c35817185576eacbb5132862a56850fdfd155d299"`
[INFO] running `"docker" "rm" "-f" "6c2c2f45a01aa102d2720e9c35817185576eacbb5132862a56850fdfd155d299"`
[INFO] [stdout] 6c2c2f45a01aa102d2720e9c35817185576eacbb5132862a56850fdfd155d299