[INFO] updating cached repository Songbird0/json_parser [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/Songbird0/json_parser [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/Songbird0/json_parser" "work/ex/beta-1.38-1/sources/1.37.0/gh/Songbird0/json_parser"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Songbird0/json_parser'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/Songbird0/json_parser" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Songbird0/json_parser"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Songbird0/json_parser'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 57805891c3e1d38450840bf8a199ff408adbd851 [INFO] sha for GitHub repo Songbird0/json_parser: 57805891c3e1d38450840bf8a199ff408adbd851 [INFO] validating manifest of Songbird0/json_parser on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of Songbird0/json_parser on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing Songbird0/json_parser [INFO] finished frobbing Songbird0/json_parser [INFO] frobbed toml for Songbird0/json_parser written to work/ex/beta-1.38-1/sources/1.37.0/gh/Songbird0/json_parser/Cargo.toml [INFO] started frobbing Songbird0/json_parser [INFO] finished frobbing Songbird0/json_parser [INFO] frobbed toml for Songbird0/json_parser written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Songbird0/json_parser/Cargo.toml [INFO] crate Songbird0/json_parser already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing Songbird0/json_parser against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Songbird0/json_parser:/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=warn" "-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" "+1.37.0" "build" "--frozen"` [INFO] [stdout] 36aa5a84e7f3e56c26a49a0f3e34bed83e7d6f8686e3bbc38a430396ad373ae5 [INFO] running `"docker" "start" "-a" "36aa5a84e7f3e56c26a49a0f3e34bed83e7d6f8686e3bbc38a430396ad373ae5"` [INFO] [stderr] Compiling nom v4.2.3 [INFO] [stderr] Compiling json_parser v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `nom::is_alphanumeric` [INFO] [stderr] --> src/parsers/mod.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use nom::is_alphanumeric; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `entry_list` [INFO] [stderr] --> src/ast/entries.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 18 | entry_list: EntryList [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `key` [INFO] [stderr] --> src/ast/entries.rs:22:5 [INFO] [stderr] | [INFO] [stderr] 22 | key: K, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `value` [INFO] [stderr] --> src/ast/entries.rs:23:5 [INFO] [stderr] | [INFO] [stderr] 23 | value: Value [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `data` [INFO] [stderr] --> src/ast/values.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | data: V [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases [INFO] [stderr] --> src/ast/entries.rs:6:23 [INFO] [stderr] | [INFO] [stderr] 6 | pub type EntryList = Option>>>; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(type_alias_bounds)] on by default [INFO] [stderr] = help: the bound will not be checked when the type alias is used, and should be removed [INFO] [stderr] [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/main.rs:4:1 [INFO] [stderr] | [INFO] [stderr] 4 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `nom::is_alphanumeric` [INFO] [stderr] --> src/main.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use nom::is_alphanumeric; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.96s [INFO] running `"docker" "inspect" "36aa5a84e7f3e56c26a49a0f3e34bed83e7d6f8686e3bbc38a430396ad373ae5"` [INFO] running `"docker" "rm" "-f" "36aa5a84e7f3e56c26a49a0f3e34bed83e7d6f8686e3bbc38a430396ad373ae5"` [INFO] [stdout] 36aa5a84e7f3e56c26a49a0f3e34bed83e7d6f8686e3bbc38a430396ad373ae5 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Songbird0/json_parser:/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=warn" "-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" "+1.37.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 56c1b4a4099503c61ac307680d38dd803865ba6f963e729eb409e2cd00c3ad79 [INFO] running `"docker" "start" "-a" "56c1b4a4099503c61ac307680d38dd803865ba6f963e729eb409e2cd00c3ad79"` [INFO] [stderr] Compiling json_parser v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/main.rs:4:1 [INFO] [stderr] | [INFO] [stderr] 4 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `nom::is_alphanumeric` [INFO] [stderr] --> src/main.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use nom::is_alphanumeric; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> tests/empty_object_test.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `nom::Err` [INFO] [stderr] --> tests/empty_object_test.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use nom::Err; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `nom::verbose_errors::Context` [INFO] [stderr] --> tests/empty_object_test.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use nom::verbose_errors::Context; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `nom::ErrorKind` [INFO] [stderr] --> tests/empty_object_test.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use nom::ErrorKind; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `nom::is_alphanumeric` [INFO] [stderr] --> src/parsers/mod.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use nom::is_alphanumeric; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] note: trace_macro [INFO] [stderr] --> tests/dummy_test.rs:7:1 [INFO] [stderr] | [INFO] [stderr] 7 | / named!( get_a<&[u8], Vec<&[u8]>>, dbg!( [INFO] [stderr] 8 | | complete!( [INFO] [stderr] 9 | | many0!( [INFO] [stderr] 10 | | tag!("a") [INFO] [stderr] 11 | | ) [INFO] [stderr] 12 | | ) [INFO] [stderr] 13 | | )); [INFO] [stderr] | |___^ [INFO] [stderr] warning: field is never used: `entry_list` [INFO] [stderr] --> src/ast/entries.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 18 | entry_list: EntryList [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `key` [INFO] [stderr] --> src/ast/entries.rs:22:5 [INFO] [stderr] | [INFO] [stderr] 22 | key: K, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `value` [INFO] [stderr] --> src/ast/entries.rs:23:5 [INFO] [stderr] | [INFO] [stderr] 23 | value: Value [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `data` [INFO] [stderr] --> src/ast/values.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | data: V [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases [INFO] [stderr] --> src/ast/entries.rs:6:23 [INFO] [stderr] | [INFO] [stderr] 6 | pub type EntryList = Option>>>; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(type_alias_bounds)] on by default [INFO] [stderr] = help: the bound will not be checked when the type alias is used, and should be removed [INFO] [stderr] [INFO] [stderr] | [INFO] [stderr] = note: expanding `named! { get_a < & [ u8 ] , Vec < & [ u8 ] >> , dbg ! ( [INFO] [stderr] complete ! ( many0 ! ( tag ! ( "a" ) ) ) ) }` [INFO] [stderr] = note: to `fn get_a ( i : &[u8] ) -> $crate :: IResult < &[u8] , Vec<&[u8]> , u32 > { [INFO] [stderr] dbg ! ( i , complete ! ( many0 ! ( tag ! ( "a" ) ) ) ) }` [INFO] [stderr] = note: expanding `dbg! { i , complete ! ( many0 ! ( tag ! ( "a" ) ) ) }` [INFO] [stderr] = note: to `{ [INFO] [stderr] use $crate :: lib :: std :: result :: Result :: * ; let l = nom_line ! ( ) ; [INFO] [stderr] match complete ! ( i , many0 ! ( tag ! ( "a" ) ) ) { [INFO] [stderr] Err ( e ) => { [INFO] [stderr] nom_println ! ( [INFO] [stderr] "Err({:?}) at l.{} by ' {} '" , e , l , nom_stringify ! ( [INFO] [stderr] complete ! ( many0 ! ( tag ! ( "a" ) ) ) ) ) ; Err ( e ) } , a => a , } }` [INFO] [stderr] = note: expanding `nom_line! { }` [INFO] [stderr] = note: to `line ! ( )` [INFO] [stderr] = note: expanding `complete! { i , many0 ! ( tag ! ( "a" ) ) }` [INFO] [stderr] = note: to `{ [INFO] [stderr] use $crate :: lib :: std :: result :: Result :: * ; use $crate :: { [INFO] [stderr] Err , ErrorKind } ; let i_ = i . clone ( ) ; match many0 ! ( [INFO] [stderr] i_ , tag ! ( "a" ) ) { [INFO] [stderr] Err ( Err :: Incomplete ( _ ) ) => { [INFO] [stderr] Err ( [INFO] [stderr] Err :: Error ( error_position ! ( i , ErrorKind :: Complete :: < u32 > ) ) ) } [INFO] [stderr] , rest => rest } }` [INFO] [stderr] = note: expanding `many0! { i_ , tag ! ( "a" ) }` [INFO] [stderr] = note: to `{ [INFO] [stderr] use $crate :: lib :: std :: result :: Result :: * ; use $crate :: { [INFO] [stderr] Err , AtEof } ; let ret ; let mut res = $crate :: lib :: std :: vec :: Vec :: [INFO] [stderr] new ( ) ; let mut input = i_ . clone ( ) ; loop { [INFO] [stderr] let input_ = input . clone ( ) ; match tag ! ( input_ , "a" ) { [INFO] [stderr] Ok ( ( i , o ) ) => { [INFO] [stderr] if i == input { [INFO] [stderr] if i . at_eof ( ) { ret = Ok ( ( input , res ) ) ; } else { [INFO] [stderr] ret = Err ( [INFO] [stderr] Err :: Error ( error_position ! ( input , $crate :: ErrorKind :: Many0 ) ) ) ; [INFO] [stderr] } break ; } res . push ( o ) ; input = i ; } , Err ( Err :: Error ( _ ) ) => { [INFO] [stderr] ret = Ok ( ( input , res ) ) ; break ; } , Err ( e ) => { [INFO] [stderr] ret = Err ( e ) ; break ; } , } } ret }` [INFO] [stderr] = note: expanding `tag! { input_ , "a" }` [INFO] [stderr] = note: to `{ [INFO] [stderr] use $crate :: lib :: std :: result :: Result :: * ; use $crate :: { [INFO] [stderr] Err , Needed , IResult , ErrorKind } ; use $crate :: { [INFO] [stderr] Compare , CompareResult , InputLength , need_more , InputTake } ; let res : [INFO] [stderr] IResult < _ , _ > = match ( input_ ) . compare ( "a" ) { [INFO] [stderr] CompareResult :: Ok => { [INFO] [stderr] let blen = "a" . input_len ( ) ; Ok ( input_ . take_split ( blen ) ) } , [INFO] [stderr] CompareResult :: Incomplete => { [INFO] [stderr] need_more ( input_ , Needed :: Size ( "a" . input_len ( ) ) ) } , [INFO] [stderr] CompareResult :: Error => { [INFO] [stderr] let e : ErrorKind < u32 > = ErrorKind :: Tag ; Err ( [INFO] [stderr] Err :: Error ( $crate :: Context :: Code ( input_ , e ) ) ) } } ; res }` [INFO] [stderr] = note: expanding `error_position! { input , $crate :: ErrorKind :: Many0 }` [INFO] [stderr] = note: to `{ $crate :: Context :: Code ( input , ::nom::ErrorKind::Many0 ) }` [INFO] [stderr] = note: expanding `error_position! { i , ErrorKind :: Complete :: < u32 > }` [INFO] [stderr] = note: to `{ $crate :: Context :: Code ( i , ErrorKind::Complete:: ) }` [INFO] [stderr] = note: expanding `nom_println! { "Err({:?}) at l.{} by ' {} '" , e , l , nom_stringify ! ( [INFO] [stderr] complete ! ( many0 ! ( tag ! ( "a" ) ) ) ) }` [INFO] [stderr] = note: to `println ! ( [INFO] [stderr] "Err({:?}) at l.{} by ' {} '" , e , l , nom_stringify ! ( [INFO] [stderr] complete ! ( many0 ! ( tag ! ( "a" ) ) ) ) )` [INFO] [stderr] = note: expanding `println! { "Err({:?}) at l.{} by ' {} '" , e , l , nom_stringify ! ( [INFO] [stderr] complete ! ( many0 ! ( tag ! ( "a" ) ) ) ) }` [INFO] [stderr] = note: to `{ [INFO] [stderr] $crate :: io :: _print ( [INFO] [stderr] format_args_nl ! ( [INFO] [stderr] "Err({:?}) at l.{} by ' {} '" , e , l , nom_stringify ! ( [INFO] [stderr] complete ! ( many0 ! ( tag ! ( "a" ) ) ) ) ) ) ; }` [INFO] [stderr] = note: expanding `nom_stringify! { complete ! ( many0 ! ( tag ! ( "a" ) ) ) }` [INFO] [stderr] = note: to `stringify ! ( complete ! ( many0 ! ( tag ! ( "a" ) ) ) )` [INFO] [stderr] [INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel [INFO] [stderr] --> tests/dummy_test.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(trace_macros)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0554`. [INFO] [stderr] error: Could not compile `json_parser`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "56c1b4a4099503c61ac307680d38dd803865ba6f963e729eb409e2cd00c3ad79"` [INFO] running `"docker" "rm" "-f" "56c1b4a4099503c61ac307680d38dd803865ba6f963e729eb409e2cd00c3ad79"` [INFO] [stdout] 56c1b4a4099503c61ac307680d38dd803865ba6f963e729eb409e2cd00c3ad79