[INFO] fetching crate itsy 0.1.0... [INFO] extracting crate itsy 0.1.0 into work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/itsy/0.1.0 [INFO] extracting crate itsy 0.1.0 into work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/itsy/0.1.0 [INFO] validating manifest of itsy-0.1.0 on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of itsy-0.1.0 on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049 [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing itsy-0.1.0 [INFO] finished frobbing itsy-0.1.0 [INFO] frobbed toml for itsy-0.1.0 written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/itsy/0.1.0/Cargo.toml [INFO] started frobbing itsy-0.1.0 [INFO] finished frobbing itsy-0.1.0 [INFO] frobbed toml for itsy-0.1.0 written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/itsy/0.1.0/Cargo.toml [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking itsy-0.1.0 against try#8f81d0bf6baf07b92f1246696722485c4ca0b049 for pr-62008 [INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-4/try#8f81d0bf6baf07b92f1246696722485c4ca0b049:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/itsy/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 5e0bfa67c76a3ac1c02b33ec7418d6b5afd834f1378184a16533914ca28fcc39 [INFO] running `"docker" "start" "-a" "5e0bfa67c76a3ac1c02b33ec7418d6b5afd834f1378184a16533914ca28fcc39"` [INFO] [stderr] Checking itsy v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/util/typed_ids.rs:32:1 [INFO] [stderr] | [INFO] [stderr] 32 | /// Unique numeric id of a type. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] 33 | impl_typed_id!(TypeId); [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/util/typed_ids.rs:41:1 [INFO] [stderr] | [INFO] [stderr] 41 | /// Unique numeric id of a scope. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] 42 | impl_typed_id!(ScopeId); [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/util/typed_ids.rs:44:1 [INFO] [stderr] | [INFO] [stderr] 44 | /// Unique numeric id of a variable binding. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] 45 | impl_typed_id!(BindingId); [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/util/typed_ids.rs:47:1 [INFO] [stderr] | [INFO] [stderr] 47 | /// Unique numeric id of a function. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] 48 | impl_typed_id!(FunctionId); [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/util/typed_ids.rs:32:1 [INFO] [stderr] | [INFO] [stderr] 32 | /// Unique numeric id of a type. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] 33 | impl_typed_id!(TypeId); [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/util/typed_ids.rs:41:1 [INFO] [stderr] | [INFO] [stderr] 41 | /// Unique numeric id of a scope. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] 42 | impl_typed_id!(ScopeId); [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/util/typed_ids.rs:44:1 [INFO] [stderr] | [INFO] [stderr] 44 | /// Unique numeric id of a variable binding. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] 45 | impl_typed_id!(BindingId); [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/util/typed_ids.rs:47:1 [INFO] [stderr] | [INFO] [stderr] 47 | /// Unique numeric id of a function. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] 48 | impl_typed_id!(FunctionId); [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] error: meta-variable repeats with different Kleene operator [INFO] [stderr] --> src/lib.rs:117:102 [INFO] [stderr] | [INFO] [stderr] 88 | (@trait $enum_name:ident, $custom_type:ty $(, $name:tt, $vm:ident [ $( $arg_name:ident : $($arg_type:tt)+ ),* ] [ $($ret_type:ident)? ] $code:block )* ) => { [INFO] [stderr] | - expected repetition [INFO] [stderr] ... [INFO] [stderr] 117 | let $arg_name: $($arg_type)+ = extern_rust!(@handle-param $vm, $($arg_type)*); [INFO] [stderr] | ^^^^^^^^^ - conflicting repetition [INFO] [stderr] | [INFO] [stderr] = note: #[deny(meta_variable_misuse)] on by default [INFO] [stderr] [INFO] [stderr] error: meta-variable repeats with different Kleene operator [INFO] [stderr] --> <::nom::whitespace::delimited_sep macros>:6:66 [INFO] [stderr] | [INFO] [stderr] 3 | , $ ( $ rest : tt ) + ) => ( [INFO] [stderr] | - expected repetition [INFO] [stderr] ... [INFO] [stderr] 6 | $ i , $ separator , ( ) , $ submac1 ! ( $ ( $ args1 ) * ) , $ ( $ rest ) * ) [INFO] [stderr] | ^^^^^^ - conflicting repetition [INFO] [stderr] [INFO] [stderr] error: meta-variable repeats with different Kleene operator [INFO] [stderr] --> <::nom::whitespace::delimited_sep macros>:11:60 [INFO] [stderr] | [INFO] [stderr] 10 | $ i : expr , $ separator : path , $ f : expr , $ ( $ rest : tt ) + ) => ( [INFO] [stderr] | - expected repetition [INFO] [stderr] 11 | delimited_sep ! ( $ i , $ separator , call ! ( $ f ) , $ ( $ rest ) * ) ; ) ; [INFO] [stderr] | ^^^^^^ - conflicting repetition [INFO] [stderr] [INFO] [stderr] error: meta-variable repeats with different Kleene operator [INFO] [stderr] --> <::nom::sequence::delimited macros>:6:50 [INFO] [stderr] | [INFO] [stderr] 2 | $ i : expr , $ submac : ident ! ( $ ( $ args : tt ) * ) , $ ( $ rest : tt ) + [INFO] [stderr] | - expected repetition [INFO] [stderr] ... [INFO] [stderr] 6 | $ i , ( ) , $ submac ! ( $ ( $ args ) * ) , $ ( $ rest ) * ) { [INFO] [stderr] | ^^^^^^ - conflicting repetition [INFO] [stderr] [INFO] [stderr] error: meta-variable repeats with different Kleene operator [INFO] [stderr] --> <::nom::sequence::delimited macros>:9:42 [INFO] [stderr] | [INFO] [stderr] 8 | } } } ) ; ( $ i : expr , $ f : expr , $ ( $ rest : tt ) + ) => ( [INFO] [stderr] | - expected repetition [INFO] [stderr] 9 | delimited ! ( $ i , call ! ( $ f ) , $ ( $ rest ) * ) ; ) ; [INFO] [stderr] | ^^^^^^ - conflicting repetition [INFO] [stderr] [INFO] [stderr] error: meta-variable repeats with different Kleene operator [INFO] [stderr] --> <::nom::bytes::escaped macros>:53:69 [INFO] [stderr] | [INFO] [stderr] 50 | expr , $ ( $ rest : tt ) + ) => ( [INFO] [stderr] | - expected repetition [INFO] [stderr] ... [INFO] [stderr] 53 | __impl_1 $ i , $ submac ! ( $ ( $ args ) * ) , $ control_char , $ ( $ rest ) * [INFO] [stderr] | ^^^^^^ - conflicting repetition [INFO] [stderr] [INFO] [stderr] error: meta-variable repeats with different Kleene operator [INFO] [stderr] --> <::nom::bytes::escaped macros>:56:66 [INFO] [stderr] | [INFO] [stderr] 55 | $ i : expr , $ f : expr , $ control_char : expr , $ ( $ rest : tt ) + ) => ( [INFO] [stderr] | - expected repetition [INFO] [stderr] 56 | escaped ! ( __impl_1 $ i , call ! ( $ f ) , $ control_char , $ ( $ rest ) * ) [INFO] [stderr] | ^^^^^^ - conflicting repetition [INFO] [stderr] [INFO] [stderr] error: meta-variable repeats with different Kleene operator [INFO] [stderr] --> <::nom::whitespace::alt_sep macros>:20:46 [INFO] [stderr] | [INFO] [stderr] 15 | $ ( $ args : tt ) * ) => { $ gen : expr } | $ ( $ rest : tt ) + ) => ( [INFO] [stderr] | - expected repetition [INFO] [stderr] ... [INFO] [stderr] 20 | { alt_sep ! ( __impl $ i , $ separator , $ ( $ rest ) * ) } , Err ( e ) => Err [INFO] [stderr] | ^^^^^^ - conflicting repetition [INFO] [stderr] [INFO] [stderr] error: meta-variable repeats with different Kleene operator [INFO] [stderr] --> src/lib.rs:117:102 [INFO] [stderr] | [INFO] [stderr] 88 | (@trait $enum_name:ident, $custom_type:ty $(, $name:tt, $vm:ident [ $( $arg_name:ident : $($arg_type:tt)+ ),* ] [ $($ret_type:ident)? ] $code:block )* ) => { [INFO] [stderr] | - expected repetition [INFO] [stderr] ... [INFO] [stderr] 117 | let $arg_name: $($arg_type)+ = extern_rust!(@handle-param $vm, $($arg_type)*); [INFO] [stderr] | ^^^^^^^^^ - conflicting repetition [INFO] [stderr] | [INFO] [stderr] = note: #[deny(meta_variable_misuse)] on by default [INFO] [stderr] [INFO] [stderr] error: meta-variable repeats with different Kleene operator [INFO] [stderr] --> <::nom::whitespace::delimited_sep macros>:6:66 [INFO] [stderr] | [INFO] [stderr] 3 | , $ ( $ rest : tt ) + ) => ( [INFO] [stderr] | - expected repetition [INFO] [stderr] ... [INFO] [stderr] 6 | $ i , $ separator , ( ) , $ submac1 ! ( $ ( $ args1 ) * ) , $ ( $ rest ) * ) [INFO] [stderr] | ^^^^^^ - conflicting repetition [INFO] [stderr] [INFO] [stderr] error: meta-variable repeats with different Kleene operator [INFO] [stderr] --> <::nom::whitespace::delimited_sep macros>:11:60 [INFO] [stderr] | [INFO] [stderr] 10 | $ i : expr , $ separator : path , $ f : expr , $ ( $ rest : tt ) + ) => ( [INFO] [stderr] | - expected repetition [INFO] [stderr] 11 | delimited_sep ! ( $ i , $ separator , call ! ( $ f ) , $ ( $ rest ) * ) ; ) ; [INFO] [stderr] | ^^^^^^ - conflicting repetition [INFO] [stderr] [INFO] [stderr] error: meta-variable repeats with different Kleene operator [INFO] [stderr] --> <::nom::sequence::delimited macros>:6:50 [INFO] [stderr] | [INFO] [stderr] 2 | $ i : expr , $ submac : ident ! ( $ ( $ args : tt ) * ) , $ ( $ rest : tt ) + [INFO] [stderr] | - expected repetition [INFO] [stderr] ... [INFO] [stderr] 6 | $ i , ( ) , $ submac ! ( $ ( $ args ) * ) , $ ( $ rest ) * ) { [INFO] [stderr] | ^^^^^^ - conflicting repetition [INFO] [stderr] [INFO] [stderr] error: meta-variable repeats with different Kleene operator [INFO] [stderr] --> <::nom::sequence::delimited macros>:9:42 [INFO] [stderr] | [INFO] [stderr] 8 | } } } ) ; ( $ i : expr , $ f : expr , $ ( $ rest : tt ) + ) => ( [INFO] [stderr] | - expected repetition [INFO] [stderr] 9 | delimited ! ( $ i , call ! ( $ f ) , $ ( $ rest ) * ) ; ) ; [INFO] [stderr] | ^^^^^^ - conflicting repetition [INFO] [stderr] [INFO] [stderr] error: meta-variable repeats with different Kleene operator [INFO] [stderr] --> <::nom::bytes::escaped macros>:53:69 [INFO] [stderr] | [INFO] [stderr] 50 | expr , $ ( $ rest : tt ) + ) => ( [INFO] [stderr] | - expected repetition [INFO] [stderr] ... [INFO] [stderr] 53 | __impl_1 $ i , $ submac ! ( $ ( $ args ) * ) , $ control_char , $ ( $ rest ) * [INFO] [stderr] | ^^^^^^ - conflicting repetition [INFO] [stderr] [INFO] [stderr] error: meta-variable repeats with different Kleene operator [INFO] [stderr] --> <::nom::bytes::escaped macros>:56:66 [INFO] [stderr] | [INFO] [stderr] 55 | $ i : expr , $ f : expr , $ control_char : expr , $ ( $ rest : tt ) + ) => ( [INFO] [stderr] | - expected repetition [INFO] [stderr] 56 | escaped ! ( __impl_1 $ i , call ! ( $ f ) , $ control_char , $ ( $ rest ) * ) [INFO] [stderr] | ^^^^^^ - conflicting repetition [INFO] [stderr] [INFO] [stderr] error: meta-variable repeats with different Kleene operator [INFO] [stderr] --> <::nom::whitespace::alt_sep macros>:20:46 [INFO] [stderr] | [INFO] [stderr] 15 | $ ( $ args : tt ) * ) => { $ gen : expr } | $ ( $ rest : tt ) + ) => ( [INFO] [stderr] | - expected repetition [INFO] [stderr] ... [INFO] [stderr] 20 | { alt_sep ! ( __impl $ i , $ separator , $ ( $ rest ) * ) } , Err ( e ) => Err [INFO] [stderr] | ^^^^^^ - conflicting repetition [INFO] [stderr] [INFO] [stderr] error: aborting due to 8 previous errors [INFO] [stderr] [INFO] [stderr] error: Could not compile `itsy`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: aborting due to 8 previous errors [INFO] [stderr] [INFO] [stderr] error: Could not compile `itsy`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "5e0bfa67c76a3ac1c02b33ec7418d6b5afd834f1378184a16533914ca28fcc39"` [INFO] running `"docker" "rm" "-f" "5e0bfa67c76a3ac1c02b33ec7418d6b5afd834f1378184a16533914ca28fcc39"` [INFO] [stdout] 5e0bfa67c76a3ac1c02b33ec7418d6b5afd834f1378184a16533914ca28fcc39