[INFO] crate cheddar 0.2.0 is already in cache
[INFO] extracting crate cheddar 0.2.0 into work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/reg/cheddar/0.2.0
[INFO] extracting crate cheddar 0.2.0 into work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/reg/cheddar/0.2.0
[INFO] validating manifest of cheddar-0.2.0 on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of cheddar-0.2.0 on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing cheddar-0.2.0
[INFO] finished frobbing cheddar-0.2.0
[INFO] frobbed toml for cheddar-0.2.0 written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/reg/cheddar/0.2.0/Cargo.toml
[INFO] started frobbing cheddar-0.2.0
[INFO] finished frobbing cheddar-0.2.0
[INFO] frobbed toml for cheddar-0.2.0 written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/reg/cheddar/0.2.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking cheddar-0.2.0 against try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b for pr-58948
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-7/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/reg/cheddar/0.2.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7d9c59e5fef98a7397fe9ba3dc7904e0df42239fee97059aa7b40fe9b0a28aca
[INFO] running `"docker" "start" "-a" "7d9c59e5fef98a7397fe9ba3dc7904e0df42239fee97059aa7b40fe9b0a28aca"`
[INFO] [stderr]     Checking any-cache v0.2.3
[INFO] [stderr]     Checking glsl v0.9.2
[INFO] [stderr]     Checking warmy v0.10.0
[INFO] [stderr]     Checking cheddar v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]     --> src/lib.rs:1028:1
[INFO] [stderr]      |
[INFO] [stderr] 1028 |   /// Parse a module separator and a module name.
[INFO] [stderr]      |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 1029 | / named!(module_sep_n_name,
[INFO] [stderr] 1030 | |   do_parse!(
[INFO] [stderr] 1031 | |     char!('.') >>
[INFO] [stderr] 1032 | |     name: alphanumeric >>
[INFO] [stderr] 1033 | |     (name)
[INFO] [stderr] 1034 | |   )
[INFO] [stderr] 1035 | | );
[INFO] [stderr]      | |__- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]      |
[INFO] [stderr]      = note: #[warn(unused_doc_comments)] on by default
[INFO] [stderr]      = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]     --> src/lib.rs:1037:1
[INFO] [stderr]      |
[INFO] [stderr] 1037 | / /// Parse a module path.
[INFO] [stderr] 1038 | | ///
[INFO] [stderr] 1039 | | /// foo
[INFO] [stderr] 1040 | | /// foo.bar
[INFO] [stderr] 1041 | | /// foo.bar.zoo
[INFO] [stderr]      | |_______________^
[INFO] [stderr] 1042 | / named!(module_path<&[u8], ModulePath>,
[INFO] [stderr] 1043 | |   do_parse!(
[INFO] [stderr] 1044 | |     // recognize at least one module name
[INFO] [stderr] 1045 | |     base: identifier >>
[INFO] [stderr] ...    |
[INFO] [stderr] 1057 | |   )
[INFO] [stderr] 1058 | | );
[INFO] [stderr]      | |__- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]      |
[INFO] [stderr]      = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]     --> src/lib.rs:1060:1
[INFO] [stderr]      |
[INFO] [stderr] 1060 | / /// Parse a symbol list.
[INFO] [stderr] 1061 | | ///
[INFO] [stderr] 1062 | | ///     ( item0, item1, item2, …)
[INFO] [stderr]      | |_________________________________^
[INFO] [stderr] 1063 | / named!(symbol_list<&[u8], Vec<ModuleSymbol>>,
[INFO] [stderr] 1064 | |   ws!(
[INFO] [stderr] 1065 | |     delimited!(char!('('),
[INFO] [stderr] 1066 | |                separated_list!(char!(','), identifier),
[INFO] [stderr] ...    |
[INFO] [stderr] 1069 | |   )
[INFO] [stderr] 1070 | | );
[INFO] [stderr]      | |__- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]      |
[INFO] [stderr]      = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]     --> src/lib.rs:1072:1
[INFO] [stderr]      |
[INFO] [stderr] 1072 |   /// Parse an import list.
[INFO] [stderr]      |   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 1073 | / named!(import_list<&[u8], ImportList>,
[INFO] [stderr] 1074 | |   ws!(do_parse!(
[INFO] [stderr] 1075 | |     tag!("use") >>
[INFO] [stderr] 1076 | |     from_module: module_path >>
[INFO] [stderr] ...    |
[INFO] [stderr] 1079 | |   ))
[INFO] [stderr] 1080 | | );
[INFO] [stderr]      | |__- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]      |
[INFO] [stderr]      = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]     --> src/lib.rs:1082:1
[INFO] [stderr]      |
[INFO] [stderr] 1082 |   /// Parse a module.
[INFO] [stderr]      |   ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 1083 | / named!(module<&[u8], Module>,
[INFO] [stderr] 1084 | |   ws!(do_parse!(
[INFO] [stderr] 1085 | |     imports: many0!(import_list) >>
[INFO] [stderr] 1086 | |     glsl: many0!(external_declaration) >>
[INFO] [stderr] 1087 | |     (Module { imports, glsl })
[INFO] [stderr] 1088 | |   ))
[INFO] [stderr] 1089 | | );
[INFO] [stderr]      | |__- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]      |
[INFO] [stderr]      = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]     --> src/lib.rs:1028:1
[INFO] [stderr]      |
[INFO] [stderr] 1028 |   /// Parse a module separator and a module name.
[INFO] [stderr]      |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 1029 | / named!(module_sep_n_name,
[INFO] [stderr] 1030 | |   do_parse!(
[INFO] [stderr] 1031 | |     char!('.') >>
[INFO] [stderr] 1032 | |     name: alphanumeric >>
[INFO] [stderr] 1033 | |     (name)
[INFO] [stderr] 1034 | |   )
[INFO] [stderr] 1035 | | );
[INFO] [stderr]      | |__- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]      |
[INFO] [stderr]      = note: #[warn(unused_doc_comments)] on by default
[INFO] [stderr]      = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]     --> src/lib.rs:1037:1
[INFO] [stderr]      |
[INFO] [stderr] 1037 | / /// Parse a module path.
[INFO] [stderr] 1038 | | ///
[INFO] [stderr] 1039 | | /// foo
[INFO] [stderr] 1040 | | /// foo.bar
[INFO] [stderr] 1041 | | /// foo.bar.zoo
[INFO] [stderr]      | |_______________^
[INFO] [stderr] 1042 | / named!(module_path<&[u8], ModulePath>,
[INFO] [stderr] 1043 | |   do_parse!(
[INFO] [stderr] 1044 | |     // recognize at least one module name
[INFO] [stderr] 1045 | |     base: identifier >>
[INFO] [stderr] ...    |
[INFO] [stderr] 1057 | |   )
[INFO] [stderr] 1058 | | );
[INFO] [stderr]      | |__- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]      |
[INFO] [stderr]      = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]     --> src/lib.rs:1060:1
[INFO] [stderr]      |
[INFO] [stderr] 1060 | / /// Parse a symbol list.
[INFO] [stderr] 1061 | | ///
[INFO] [stderr] 1062 | | ///     ( item0, item1, item2, …)
[INFO] [stderr]      | |_________________________________^
[INFO] [stderr] 1063 | / named!(symbol_list<&[u8], Vec<ModuleSymbol>>,
[INFO] [stderr] 1064 | |   ws!(
[INFO] [stderr] 1065 | |     delimited!(char!('('),
[INFO] [stderr] 1066 | |                separated_list!(char!(','), identifier),
[INFO] [stderr] ...    |
[INFO] [stderr] 1069 | |   )
[INFO] [stderr] 1070 | | );
[INFO] [stderr]      | |__- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]      |
[INFO] [stderr]      = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]     --> src/lib.rs:1072:1
[INFO] [stderr]      |
[INFO] [stderr] 1072 |   /// Parse an import list.
[INFO] [stderr]      |   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 1073 | / named!(import_list<&[u8], ImportList>,
[INFO] [stderr] 1074 | |   ws!(do_parse!(
[INFO] [stderr] 1075 | |     tag!("use") >>
[INFO] [stderr] 1076 | |     from_module: module_path >>
[INFO] [stderr] ...    |
[INFO] [stderr] 1079 | |   ))
[INFO] [stderr] 1080 | | );
[INFO] [stderr]      | |__- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]      |
[INFO] [stderr]      = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]     --> src/lib.rs:1082:1
[INFO] [stderr]      |
[INFO] [stderr] 1082 |   /// Parse a module.
[INFO] [stderr]      |   ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 1083 | / named!(module<&[u8], Module>,
[INFO] [stderr] 1084 | |   ws!(do_parse!(
[INFO] [stderr] 1085 | |     imports: many0!(import_list) >>
[INFO] [stderr] 1086 | |     glsl: many0!(external_declaration) >>
[INFO] [stderr] 1087 | |     (Module { imports, glsl })
[INFO] [stderr] 1088 | |   ))
[INFO] [stderr] 1089 | | );
[INFO] [stderr]      | |__- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]      |
[INFO] [stderr]      = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.36s
[INFO] running `"docker" "inspect" "7d9c59e5fef98a7397fe9ba3dc7904e0df42239fee97059aa7b40fe9b0a28aca"`
[INFO] running `"docker" "rm" "-f" "7d9c59e5fef98a7397fe9ba3dc7904e0df42239fee97059aa7b40fe9b0a28aca"`
[INFO] [stdout] 7d9c59e5fef98a7397fe9ba3dc7904e0df42239fee97059aa7b40fe9b0a28aca