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[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wabain/rstarc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwabain%2Frstarc", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 23eaa46d645db49f6da854e558b4a9b8adc25f3c
[INFO] checking wabain/rstarc against master#f1ce0e6a00593493a12e0e3662119786c761f375 for pr-92413
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwabain%2Frstarc" "/workspace/builds/worker-68/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wabain/rstarc on toolchain f1ce0e6a00593493a12e0e3662119786c761f375
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f1ce0e6a00593493a12e0e3662119786c761f375" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wabain/rstarc
[INFO] finished tweaking git repo https://github.com/wabain/rstarc
[INFO] tweaked toml for git repo https://github.com/wabain/rstarc written to /workspace/builds/worker-68/source/Cargo.toml
[INFO] crate git repo https://github.com/wabain/rstarc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f1ce0e6a00593493a12e0e3662119786c761f375" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/base_analysis/scoping.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 108 |         (0..self.scope_data.len() as ScopeId)
[INFO] [stdout]     |         ^                                   ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 108 -         (0..self.scope_data.len() as ScopeId)
[INFO] [stdout] 108 +         0..self.scope_data.len() as ScopeId
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/codegen/simple_ir.rs:808:10
[INFO] [stdout]     |
[INFO] [stdout] 808 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/syntax/ast_print.rs:78:28
[INFO] [stdout]    |
[INFO] [stdout] 78 |     fn ast_print<W>(&self, &mut W, indent: usize) -> io::Result<()> where W: io::Write;
[INFO] [stdout]    |                            ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut W`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/syntax/ast_walker.rs:48:35
[INFO] [stdout]    |
[INFO] [stdout] 48 |     fn visit_statement(&mut self, &'prog Statement) -> Result<(), Self::Error>;
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &'prog Statement`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/syntax/pretty_print.rs:41:31
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn pretty_print<W>(&self, &mut W) -> io::Result<()> where W: io::Write;
[INFO] [stdout]    |                               ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut W`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rstarc-6a344a06ccf4a21c/out/syntax/parser.rs:4047:5
[INFO] [stdout]      |
[INFO] [stdout] 4047 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4047 -     (__0)
[INFO] [stdout] 4047 +     __0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/base_analysis/scoping.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 108 |         (0..self.scope_data.len() as ScopeId)
[INFO] [stdout]     |         ^                                   ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 108 -         (0..self.scope_data.len() as ScopeId)
[INFO] [stdout] 108 +         0..self.scope_data.len() as ScopeId
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/codegen/simple_ir.rs:808:10
[INFO] [stdout]     |
[INFO] [stdout] 808 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/syntax/ast_print.rs:78:28
[INFO] [stdout]    |
[INFO] [stdout] 78 |     fn ast_print<W>(&self, &mut W, indent: usize) -> io::Result<()> where W: io::Write;
[INFO] [stdout]    |                            ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut W`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/syntax/ast_walker.rs:48:35
[INFO] [stdout]    |
[INFO] [stdout] 48 |     fn visit_statement(&mut self, &'prog Statement) -> Result<(), Self::Error>;
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &'prog Statement`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/syntax/pretty_print.rs:41:31
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn pretty_print<W>(&self, &mut W) -> io::Result<()> where W: io::Write;
[INFO] [stdout]    |                               ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut W`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rstarc-6a344a06ccf4a21c/out/syntax/parser.rs:4047:5
[INFO] [stdout]      |
[INFO] [stdout] 4047 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 4047 -     (__0)
[INFO] [stdout] 4047 +     __0
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `path`
[INFO] [stdout]   --> src/codegen/closure_layout.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     path: SmallVec<[u32; 4]>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `scope_id`
[INFO] [stdout]   --> src/codegen/closure_layout.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     scope_id: ScopeId,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/interpreter.rs:368:13
[INFO] [stdout]     |
[INFO] [stdout] 368 |             mem::replace(&mut self.scope, old_scope);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `path`
[INFO] [stdout]   --> src/codegen/closure_layout.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     path: SmallVec<[u32; 4]>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `scope_id`
[INFO] [stdout]   --> src/codegen/closure_layout.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     scope_id: ScopeId,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/interpreter.rs:368:13
[INFO] [stdout]     |
[INFO] [stdout] 368 |             mem::replace(&mut self.scope, old_scope);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 30s
[INFO] running `Command { std: "docker" "inspect" "8d31b7109b2ccb3db256b010b379910db63ef0848f662cf41f415a595e325742", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d31b7109b2ccb3db256b010b379910db63ef0848f662cf41f415a595e325742", kill_on_drop: false }`
[INFO] [stdout] 8d31b7109b2ccb3db256b010b379910db63ef0848f662cf41f415a595e325742