[INFO] crate recital 0.3.0 is already in cache
[INFO] extracting crate recital 0.3.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/recital/0.3.0
[INFO] extracting crate recital 0.3.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/recital/0.3.0
[INFO] validating manifest of recital-0.3.0 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 recital-0.3.0 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 recital-0.3.0
[INFO] finished frobbing recital-0.3.0
[INFO] frobbed toml for recital-0.3.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/recital/0.3.0/Cargo.toml
[INFO] started frobbing recital-0.3.0
[INFO] finished frobbing recital-0.3.0
[INFO] frobbed toml for recital-0.3.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/recital/0.3.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 recital-0.3.0 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/recital/0.3.0:/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=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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 1e81fe203c3e713ff717138f858a17c3962a4e5a8861dcd2cd590339317d9c03
[INFO] running `"docker" "start" "-a" "1e81fe203c3e713ff717138f858a17c3962a4e5a8861dcd2cd590339317d9c03"`
[INFO] [stderr]    Compiling nom v1.2.4
[INFO] [stderr]    Compiling recital v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/parser.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 |   /// Parse a string as an `Identifier`.
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 39 |   #[allow(dead_code)]
[INFO] [stderr] 40 | / named!(
[INFO] [stderr] 41 | |     identifiers<&[u8], Vec<Identifier> >,
[INFO] [stderr] 42 | |     map!(
[INFO] [stderr] 43 | |         separated_list!(
[INFO] [stderr] ...  |
[INFO] [stderr] 51 | |     )
[INFO] [stderr] 52 | | );
[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/parser.rs:54:1
[INFO] [stderr]    |
[INFO] [stderr] 54 |   /// Parses a string of pre-release identifiers into a vector of `Identifier`s.
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 55 |   #[allow(dead_code)]
[INFO] [stderr] 56 | / named!(
[INFO] [stderr] 57 | |     build<&[u8], Option<Vec<Identifier>> >,
[INFO] [stderr] 58 | |     opt!(complete!(preceded!(tag!("+"), identifiers)))
[INFO] [stderr] 59 | | );
[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/parser.rs:61:1
[INFO] [stderr]    |
[INFO] [stderr] 61 |   /// Parses a string of build identifiers into a vector of `Identifier`s.
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 62 |   #[allow(dead_code)]
[INFO] [stderr] 63 | / named!(
[INFO] [stderr] 64 | |     prerelease<&[u8], Option<Vec<Identifier>> >,
[INFO] [stderr] 65 | |     opt!(complete!(preceded!(tag!("-"), identifiers)))
[INFO] [stderr] 66 | | );
[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/parser.rs:68:1
[INFO] [stderr]    |
[INFO] [stderr] 68 |   /// Optionally parse pre-release and build identifiers.
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 69 |   #[allow(dead_code)]
[INFO] [stderr] 70 | / named!(
[INFO] [stderr] 71 | |     extensions<&[u8], (Option<Vec<Identifier>>, Option<Vec<Identifier>>)>,
[INFO] [stderr] 72 | |     pair!(prerelease, build)
[INFO] [stderr] 73 | | );
[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/parser.rs:75:1
[INFO] [stderr]    |
[INFO] [stderr] 75 |   /// Parses a numeric string as a `u64`.
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 76 |   #[allow(dead_code)]
[INFO] [stderr] 77 | / named!(
[INFO] [stderr] 78 | |     number<&[u8], u64>,
[INFO] [stderr] 79 | |     map_res!(
[INFO] [stderr] 80 | |         map_res!(digit, str::from_utf8),
[INFO] [stderr] 81 | |         |c| str::FromStr::from_str(c)
[INFO] [stderr] 82 | |     )
[INFO] [stderr] 83 | | );
[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/parser.rs:85:1
[INFO] [stderr]    |
[INFO] [stderr] 85 |   /// Parses a numeric string preceded by a dot (.) as u64.
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 86 |   #[allow(dead_code)]
[INFO] [stderr] 87 | / named!(
[INFO] [stderr] 88 | |     next_number<&[u8], u64>,
[INFO] [stderr] 89 | |     preceded!(char!('.'), number)
[INFO] [stderr] 90 | | );
[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/parser.rs:92:1
[INFO] [stderr]     |
[INFO] [stderr] 92  |   /// Parse a string as a `Version`.
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 93  |   #[allow(dead_code)]
[INFO] [stderr] 94  | / named!(
[INFO] [stderr] 95  | |     version<&[u8], Version>,
[INFO] [stderr] 96  | |     chain!(
[INFO] [stderr] 97  | |         major: number ~
[INFO] [stderr] ...   |
[INFO] [stderr] 110 | |     )
[INFO] [stderr] 111 | | );
[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 imports: `Alpha`, `Number`
[INFO] [stderr]   --> src/version.rs:32:24
[INFO] [stderr]    |
[INFO] [stderr] 32 | use self::Identifier::{Alpha, Number};
[INFO] [stderr]    |                        ^^^^^  ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/resolve.rs:92:17
[INFO] [stderr]    |
[INFO] [stderr] 92 |     And(Vec<Box<Constraint>>),
[INFO] [stderr]    |                 ^^^^^^^^^^ help: use `dyn`: `dyn Constraint`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/resolve.rs:95:16
[INFO] [stderr]    |
[INFO] [stderr] 95 |     Or(Vec<Box<Constraint>>),
[INFO] [stderr]    |                ^^^^^^^^^^ help: use `dyn`: `dyn Constraint`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.43s
[INFO] running `"docker" "inspect" "1e81fe203c3e713ff717138f858a17c3962a4e5a8861dcd2cd590339317d9c03"`
[INFO] running `"docker" "rm" "-f" "1e81fe203c3e713ff717138f858a17c3962a4e5a8861dcd2cd590339317d9c03"`
[INFO] [stdout] 1e81fe203c3e713ff717138f858a17c3962a4e5a8861dcd2cd590339317d9c03
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/recital/0.3.0:/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=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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] e25d09f6a92d89efa3d9786e46b6ba065b35f71d840526d4ef4928d9a1eff578
[INFO] running `"docker" "start" "-a" "e25d09f6a92d89efa3d9786e46b6ba065b35f71d840526d4ef4928d9a1eff578"`
[INFO] [stderr]    Compiling recital v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/parser.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 |   /// Parse a string as an `Identifier`.
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 39 |   #[allow(dead_code)]
[INFO] [stderr] 40 | / named!(
[INFO] [stderr] 41 | |     identifiers<&[u8], Vec<Identifier> >,
[INFO] [stderr] 42 | |     map!(
[INFO] [stderr] 43 | |         separated_list!(
[INFO] [stderr] ...  |
[INFO] [stderr] 51 | |     )
[INFO] [stderr] 52 | | );
[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/parser.rs:54:1
[INFO] [stderr]    |
[INFO] [stderr] 54 |   /// Parses a string of pre-release identifiers into a vector of `Identifier`s.
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 55 |   #[allow(dead_code)]
[INFO] [stderr] 56 | / named!(
[INFO] [stderr] 57 | |     build<&[u8], Option<Vec<Identifier>> >,
[INFO] [stderr] 58 | |     opt!(complete!(preceded!(tag!("+"), identifiers)))
[INFO] [stderr] 59 | | );
[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/parser.rs:61:1
[INFO] [stderr]    |
[INFO] [stderr] 61 |   /// Parses a string of build identifiers into a vector of `Identifier`s.
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 62 |   #[allow(dead_code)]
[INFO] [stderr] 63 | / named!(
[INFO] [stderr] 64 | |     prerelease<&[u8], Option<Vec<Identifier>> >,
[INFO] [stderr] 65 | |     opt!(complete!(preceded!(tag!("-"), identifiers)))
[INFO] [stderr] 66 | | );
[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/parser.rs:68:1
[INFO] [stderr]    |
[INFO] [stderr] 68 |   /// Optionally parse pre-release and build identifiers.
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 69 |   #[allow(dead_code)]
[INFO] [stderr] 70 | / named!(
[INFO] [stderr] 71 | |     extensions<&[u8], (Option<Vec<Identifier>>, Option<Vec<Identifier>>)>,
[INFO] [stderr] 72 | |     pair!(prerelease, build)
[INFO] [stderr] 73 | | );
[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/parser.rs:75:1
[INFO] [stderr]    |
[INFO] [stderr] 75 |   /// Parses a numeric string as a `u64`.
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 76 |   #[allow(dead_code)]
[INFO] [stderr] 77 | / named!(
[INFO] [stderr] 78 | |     number<&[u8], u64>,
[INFO] [stderr] 79 | |     map_res!(
[INFO] [stderr] 80 | |         map_res!(digit, str::from_utf8),
[INFO] [stderr] 81 | |         |c| str::FromStr::from_str(c)
[INFO] [stderr] 82 | |     )
[INFO] [stderr] 83 | | );
[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/parser.rs:85:1
[INFO] [stderr]    |
[INFO] [stderr] 85 |   /// Parses a numeric string preceded by a dot (.) as u64.
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 86 |   #[allow(dead_code)]
[INFO] [stderr] 87 | / named!(
[INFO] [stderr] 88 | |     next_number<&[u8], u64>,
[INFO] [stderr] 89 | |     preceded!(char!('.'), number)
[INFO] [stderr] 90 | | );
[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/parser.rs:92:1
[INFO] [stderr]     |
[INFO] [stderr] 92  |   /// Parse a string as a `Version`.
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 93  |   #[allow(dead_code)]
[INFO] [stderr] 94  | / named!(
[INFO] [stderr] 95  | |     version<&[u8], Version>,
[INFO] [stderr] 96  | |     chain!(
[INFO] [stderr] 97  | |         major: number ~
[INFO] [stderr] ...   |
[INFO] [stderr] 110 | |     )
[INFO] [stderr] 111 | | );
[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 imports: `Alpha`, `Number`
[INFO] [stderr]   --> src/version.rs:32:24
[INFO] [stderr]    |
[INFO] [stderr] 32 | use self::Identifier::{Alpha, Number};
[INFO] [stderr]    |                        ^^^^^  ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/resolve.rs:92:17
[INFO] [stderr]    |
[INFO] [stderr] 92 |     And(Vec<Box<Constraint>>),
[INFO] [stderr]    |                 ^^^^^^^^^^ help: use `dyn`: `dyn Constraint`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/resolve.rs:95:16
[INFO] [stderr]    |
[INFO] [stderr] 95 |     Or(Vec<Box<Constraint>>),
[INFO] [stderr]    |                ^^^^^^^^^^ help: use `dyn`: `dyn Constraint`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/resolve.rs:156:45
[INFO] [stderr]     |
[INFO] [stderr] 156 |               let mut constraints = Vec::<Box<$crate::resolve::Constraint>>::new();
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn $crate::resolve::Constraint`
[INFO] [stderr] ...
[INFO] [stderr] 318 |           let a = constraints!(And,
[INFO] [stderr]     |  _________________-
[INFO] [stderr] 319 | |                              GreaterThanOrEqualTo(version!(1, 1, 0)),
[INFO] [stderr] 320 | |                              LessThan(version!(1, 2, 0)));
[INFO] [stderr]     | |_________________________________________________________- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/resolve.rs:156:45
[INFO] [stderr]     |
[INFO] [stderr] 156 |               let mut constraints = Vec::<Box<$crate::resolve::Constraint>>::new();
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn $crate::resolve::Constraint`
[INFO] [stderr] ...
[INFO] [stderr] 328 |           let a = constraints!(Or,
[INFO] [stderr]     |  _________________-
[INFO] [stderr] 329 | |                              Exactly(version!(1, 1, 0)),
[INFO] [stderr] 330 | |                              Exactly(version!(1, 2, 0)));
[INFO] [stderr]     | |________________________________________________________- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/resolve.rs:156:45
[INFO] [stderr]     |
[INFO] [stderr] 156 |               let mut constraints = Vec::<Box<$crate::resolve::Constraint>>::new();
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn $crate::resolve::Constraint`
[INFO] [stderr] ...
[INFO] [stderr] 338 |           let a = constraints!(And,
[INFO] [stderr]     |  _________________-
[INFO] [stderr] 339 | |                              GreaterThanOrEqualTo(version!(1, 2, 1)),
[INFO] [stderr] 340 | |                              LessThan(version!(1, 5, 0)));
[INFO] [stderr]     | |_________________________________________________________- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/resolve.rs:156:45
[INFO] [stderr]     |
[INFO] [stderr] 156 |               let mut constraints = Vec::<Box<$crate::resolve::Constraint>>::new();
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn $crate::resolve::Constraint`
[INFO] [stderr] ...
[INFO] [stderr] 342 |           let b = constraints!(And,
[INFO] [stderr]     |  _________________-
[INFO] [stderr] 343 | |                              GreaterThan(version!(1, 5, 0)),
[INFO] [stderr] 344 | |                              LessThan(version!(2, 0, 0)));
[INFO] [stderr]     | |_________________________________________________________- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/resolve.rs:156:45
[INFO] [stderr]     |
[INFO] [stderr] 156 |             let mut constraints = Vec::<Box<$crate::resolve::Constraint>>::new();
[INFO] [stderr]     |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn $crate::resolve::Constraint`
[INFO] [stderr] ...
[INFO] [stderr] 346 |         let c = constraints!(Or, a, b);
[INFO] [stderr]     |                 ---------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/resolve.rs:156:45
[INFO] [stderr]     |
[INFO] [stderr] 156 |               let mut constraints = Vec::<Box<$crate::resolve::Constraint>>::new();
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn $crate::resolve::Constraint`
[INFO] [stderr] ...
[INFO] [stderr] 355 |           let c = constraints!(And,
[INFO] [stderr]     |  _________________-
[INFO] [stderr] 356 | |                              GreaterThan(version!(1, 2, 1)),
[INFO] [stderr] 357 | |                              LessThan(version!(2, 0, 0)));
[INFO] [stderr]     | |_________________________________________________________- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.19s
[INFO] running `"docker" "inspect" "e25d09f6a92d89efa3d9786e46b6ba065b35f71d840526d4ef4928d9a1eff578"`
[INFO] running `"docker" "rm" "-f" "e25d09f6a92d89efa3d9786e46b6ba065b35f71d840526d4ef4928d9a1eff578"`
[INFO] [stdout] e25d09f6a92d89efa3d9786e46b6ba065b35f71d840526d4ef4928d9a1eff578
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/recital/0.3.0:/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=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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 7bbec26a2b96a97826c5b0c93e3eede79cae6205084e04d3d2c49a98e02de4b5
[INFO] running `"docker" "start" "-a" "7bbec26a2b96a97826c5b0c93e3eede79cae6205084e04d3d2c49a98e02de4b5"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/recital-c2cb8af15549a4c1
[INFO] [stdout] 
[INFO] [stdout] running 31 tests
[INFO] [stdout] test parser::test::test_is_id_char ... ok
[INFO] [stdout] test parser::test::test_identifiers ... ok
[INFO] [stdout] test parser::test::test_extensions ... ok
[INFO] [stdout] test parser::test::test_from_str ... ok
[INFO] [stdout] test parser::test::test_build ... ok
[INFO] [stdout] test resolve::tests::test_exact ... ok
[INFO] [stdout] test resolve::tests::test_exactly_not ... ok
[INFO] [stdout] test parser::test::test_number ... ok
[INFO] [stdout] test parser::test::test_next_number ... ok
[INFO] [stdout] test parser::test::test_parse_ids ... ok
[INFO] [stdout] test parser::test::test_prerelease ... ok
[INFO] [stdout] test resolve::tests::test_greater_than ... ok
[INFO] [stdout] test parser::test::test_version ... ok
[INFO] [stdout] test resolve::tests::test_greater_than_or_equal_to ... ok
[INFO] [stdout] test resolve::tests::test_less_than ... ok
[INFO] [stdout] test resolve::tests::test_less_than_or_equal_to ... ok
[INFO] [stdout] test resolve::tests::test_nested ... ok
[INFO] [stdout] test resolve::tests::test_or ... ok
[INFO] [stdout] test version::tests::test_identifier_display ... ok
[INFO] [stdout] test resolve::tests::test_resolve ... ok
[INFO] [stdout] test version::tests::test_version_clear_build ... ok
[INFO] [stdout] test version::tests::test_version_clear_identifiers ... ok
[INFO] [stdout] test version::tests::test_version_clear_pre ... ok
[INFO] [stdout] test version::tests::test_version_default ... ok
[INFO] [stdout] test version::tests::test_version_is_stable ... ok
[INFO] [stdout] test version::tests::test_version_cmp_spec ... ok
[INFO] [stdout] test version::tests::test_version_display ... ok
[INFO] [stdout] test version::tests::test_version_increment_major ... ok
[INFO] [stdout] test resolve::tests::test_and ... ok
[INFO] [stdout] test version::tests::test_version_increment_minor ... ok
[INFO] [stdout] test version::tests::test_version_increment_patch ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 31 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests recital
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test src/lib.rs -  (line 25) ... ok
[INFO] [stdout] test src/lib.rs -  (line 55) ... ok
[INFO] [stdout] test src/resolve.rs - constraints (line 141) ... ok
[INFO] [stdout] test src/lib.rs -  (line 48) ... ok
[INFO] [stdout] test src/lib.rs -  (line 36) ... ok
[INFO] [stdout] test src/parser.rs - parser::Version (line 115) ... ok
[INFO] [stdout] test src/resolve.rs - constraints (line 126) ... ok
[INFO] [stdout] test src/lib.rs -  (line 85) ... ok
[INFO] [stdout] test src/resolve.rs - resolve (line 24) ... ok
[INFO] [stdout] test src/resolve.rs - resolve (line 9) ... ok
[INFO] [stdout] test src/resolve.rs - resolve::Operation (line 173) ... ok
[INFO] [stdout] test src/version.rs - id (line 127) ... ok
[INFO] [stdout] test src/resolve.rs - resolve::Constraints (line 69) ... ok
[INFO] [stdout] test src/version.rs - id (line 116) ... ok
[INFO] [stdout] test src/version.rs - version (line 23) ... ok
[INFO] [stdout] test src/resolve.rs - resolve::resolve (line 234) ... ok
[INFO] [stdout] test src/version.rs - version (line 370) ... ok
[INFO] [stdout] test src/version.rs - version (line 7) ... ok
[INFO] [stdout] test src/version.rs - version::Version (line 190) ... ok
[INFO] [stdout] test src/version.rs - version (line 356) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "7bbec26a2b96a97826c5b0c93e3eede79cae6205084e04d3d2c49a98e02de4b5"`
[INFO] running `"docker" "rm" "-f" "7bbec26a2b96a97826c5b0c93e3eede79cae6205084e04d3d2c49a98e02de4b5"`
[INFO] [stdout] 7bbec26a2b96a97826c5b0c93e3eede79cae6205084e04d3d2c49a98e02de4b5