[INFO] fetching crate tree_magic 0.2.1...
[INFO] extracting crate tree_magic 0.2.1 into work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/tree_magic/0.2.1
[INFO] extracting crate tree_magic 0.2.1 into work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/tree_magic/0.2.1
[INFO] validating manifest of tree_magic-0.2.1 on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of tree_magic-0.2.1 on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing tree_magic-0.2.1
[INFO] finished frobbing tree_magic-0.2.1
[INFO] frobbed toml for tree_magic-0.2.1 written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/tree_magic/0.2.1/Cargo.toml
[INFO] started frobbing tree_magic-0.2.1
[INFO] finished frobbing tree_magic-0.2.1
[INFO] frobbed toml for tree_magic-0.2.1 written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/tree_magic/0.2.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] building tree_magic-0.2.1 against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-4/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/tree_magic/0.2.1:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"`
[INFO] [stdout] acc8525a56295339af5f2f0179aab515173d57d3ad8fde833c40c156b516fd3a
[INFO] running `"docker" "start" "-a" "acc8525a56295339af5f2f0179aab515173d57d3ad8fde833c40c156b516fd3a"`
[INFO] [stderr]    Compiling nom v2.2.1
[INFO] [stderr]    Compiling owning_ref v0.3.3
[INFO] [stderr]    Compiling parking_lot_core v0.2.14
[INFO] [stderr]    Compiling parking_lot v0.4.8
[INFO] [stderr]    Compiling tree_magic v0.2.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/fdo_magic/builtin.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 |   /// Preload alias list
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 15 | / lazy_static! {
[INFO] [stderr] 16 | |     static ref ALIASES: FnvHashMap<MIME, MIME> = {
[INFO] [stderr] 17 | |         init::get_aliaslist()
[INFO] [stderr] 18 | |     };
[INFO] [stderr] 19 | | }
[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/fdo_magic/builtin.rs:21:1
[INFO] [stderr]    |
[INFO] [stderr] 21 |   /// Load magic file before anything else.
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 22 | / lazy_static! {
[INFO] [stderr] 23 | |     static ref ALLRULES: FnvHashMap<MIME, DiGraph<MagicRule, u32>> = {
[INFO] [stderr] 24 | |         super::ruleset::from_u8(include_bytes!("magic")).unwrap_or(FnvHashMap::default())
[INFO] [stderr] 25 | |     };
[INFO] [stderr] 26 | | }
[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/fdo_magic/sys.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 |   /// Preload alias list
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 19 | / lazy_static! {
[INFO] [stderr] 20 | |     static ref ALIASES: FnvHashMap<MIME, MIME> = {
[INFO] [stderr] 21 | |         init::get_aliaslist()
[INFO] [stderr] 22 | |     };
[INFO] [stderr] 23 | | }
[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/fdo_magic/sys.rs:25:1
[INFO] [stderr]    |
[INFO] [stderr] 25 | / /// Load magic file before anything else.
[INFO] [stderr] 26 | | /// sys_fdo_magic always disabled on Windows.
[INFO] [stderr]    | |_____________________________________________^
[INFO] [stderr] 27 | / lazy_static! {
[INFO] [stderr] 28 | |     static ref ALLRULES: FnvHashMap<MIME, DiGraph<MagicRule, u32>> = {
[INFO] [stderr] 29 | |         super::ruleset::from_filepath("/usr/share/mime/magic").unwrap_or(FnvHashMap::default())
[INFO] [stderr] 30 | |     };
[INFO] [stderr] 31 | | }
[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/fdo_magic/mod.rs:186:5
[INFO] [stderr]     |
[INFO] [stderr] 186 |       /// Singular magic entry
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 187 | /     named!(magic_entry<(MIME, Vec<super::MagicRule>)>,
[INFO] [stderr] 188 | |         do_parse!(
[INFO] [stderr] 189 | |             _mime: do_parse!(
[INFO] [stderr] 190 | |                 ret: mime >>
[INFO] [stderr] ...   |
[INFO] [stderr] 195 | |         )
[INFO] [stderr] 196 | |     );
[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/fdo_magic/mod.rs:198:5
[INFO] [stderr]     |
[INFO] [stderr] 198 | /     /// Converts a magic file given as a &[u8] array
[INFO] [stderr] 199 | |     /// to a vector of MagicEntry structs
[INFO] [stderr]     | |_________________________________________^
[INFO] [stderr] 200 | /     named!(from_u8_to_tuple_vec<Vec<(MIME, Vec<super::MagicRule>)>>,
[INFO] [stderr] 201 | |         do_parse!(
[INFO] [stderr] 202 | |             tag!("MIME-Magic\0\n") >>
[INFO] [stderr] 203 | |             ret: many0!(magic_entry) >>
[INFO] [stderr] 204 | |             (ret)
[INFO] [stderr] 205 | |         )
[INFO] [stderr] 206 | |     );
[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:118:1
[INFO] [stderr]     |
[INFO] [stderr] 118 |   /// Mappings between modules and supported mimes (by index in table above)
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 119 | / lazy_static! {
[INFO] [stderr] 120 | |     static ref CHECKER_SUPPORT: FnvHashMap<MIME, usize> = {
[INFO] [stderr] 121 | |         let mut out = FnvHashMap::<MIME, usize>::default();
[INFO] [stderr] 122 | |         for i in 0..CHECKERS.len() {
[INFO] [stderr] ...   |
[INFO] [stderr] 128 | |     };
[INFO] [stderr] 129 | | }
[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 5.76s
[INFO] running `"docker" "inspect" "acc8525a56295339af5f2f0179aab515173d57d3ad8fde833c40c156b516fd3a"`
[INFO] running `"docker" "rm" "-f" "acc8525a56295339af5f2f0179aab515173d57d3ad8fde833c40c156b516fd3a"`
[INFO] [stdout] acc8525a56295339af5f2f0179aab515173d57d3ad8fde833c40c156b516fd3a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-4/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/tree_magic/0.2.1:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] bb93b9185791b800b681e226167ba3e9c1acb2708b3c8ef5b7a5907d2446be66
[INFO] running `"docker" "start" "-a" "bb93b9185791b800b681e226167ba3e9c1acb2708b3c8ef5b7a5907d2446be66"`
[INFO] [stderr]    Compiling tree_magic v0.2.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/fdo_magic/builtin.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 |   /// Preload alias list
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 15 | / lazy_static! {
[INFO] [stderr] 16 | |     static ref ALIASES: FnvHashMap<MIME, MIME> = {
[INFO] [stderr] 17 | |         init::get_aliaslist()
[INFO] [stderr] 18 | |     };
[INFO] [stderr] 19 | | }
[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/fdo_magic/builtin.rs:21:1
[INFO] [stderr]    |
[INFO] [stderr] 21 |   /// Load magic file before anything else.
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 22 | / lazy_static! {
[INFO] [stderr] 23 | |     static ref ALLRULES: FnvHashMap<MIME, DiGraph<MagicRule, u32>> = {
[INFO] [stderr] 24 | |         super::ruleset::from_u8(include_bytes!("magic")).unwrap_or(FnvHashMap::default())
[INFO] [stderr] 25 | |     };
[INFO] [stderr] 26 | | }
[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/fdo_magic/sys.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 |   /// Preload alias list
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 19 | / lazy_static! {
[INFO] [stderr] 20 | |     static ref ALIASES: FnvHashMap<MIME, MIME> = {
[INFO] [stderr] 21 | |         init::get_aliaslist()
[INFO] [stderr] 22 | |     };
[INFO] [stderr] 23 | | }
[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/fdo_magic/sys.rs:25:1
[INFO] [stderr]    |
[INFO] [stderr] 25 | / /// Load magic file before anything else.
[INFO] [stderr] 26 | | /// sys_fdo_magic always disabled on Windows.
[INFO] [stderr]    | |_____________________________________________^
[INFO] [stderr] 27 | / lazy_static! {
[INFO] [stderr] 28 | |     static ref ALLRULES: FnvHashMap<MIME, DiGraph<MagicRule, u32>> = {
[INFO] [stderr] 29 | |         super::ruleset::from_filepath("/usr/share/mime/magic").unwrap_or(FnvHashMap::default())
[INFO] [stderr] 30 | |     };
[INFO] [stderr] 31 | | }
[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/fdo_magic/mod.rs:186:5
[INFO] [stderr]     |
[INFO] [stderr] 186 |       /// Singular magic entry
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 187 | /     named!(magic_entry<(MIME, Vec<super::MagicRule>)>,
[INFO] [stderr] 188 | |         do_parse!(
[INFO] [stderr] 189 | |             _mime: do_parse!(
[INFO] [stderr] 190 | |                 ret: mime >>
[INFO] [stderr] ...   |
[INFO] [stderr] 195 | |         )
[INFO] [stderr] 196 | |     );
[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/fdo_magic/mod.rs:198:5
[INFO] [stderr]     |
[INFO] [stderr] 198 | /     /// Converts a magic file given as a &[u8] array
[INFO] [stderr] 199 | |     /// to a vector of MagicEntry structs
[INFO] [stderr]     | |_________________________________________^
[INFO] [stderr] 200 | /     named!(from_u8_to_tuple_vec<Vec<(MIME, Vec<super::MagicRule>)>>,
[INFO] [stderr] 201 | |         do_parse!(
[INFO] [stderr] 202 | |             tag!("MIME-Magic\0\n") >>
[INFO] [stderr] 203 | |             ret: many0!(magic_entry) >>
[INFO] [stderr] 204 | |             (ret)
[INFO] [stderr] 205 | |         )
[INFO] [stderr] 206 | |     );
[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:118:1
[INFO] [stderr]     |
[INFO] [stderr] 118 |   /// Mappings between modules and supported mimes (by index in table above)
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 119 | / lazy_static! {
[INFO] [stderr] 120 | |     static ref CHECKER_SUPPORT: FnvHashMap<MIME, usize> = {
[INFO] [stderr] 121 | |         let mut out = FnvHashMap::<MIME, usize>::default();
[INFO] [stderr] 122 | |         for i in 0..CHECKERS.len() {
[INFO] [stderr] ...   |
[INFO] [stderr] 128 | |     };
[INFO] [stderr] 129 | | }
[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 2.63s
[INFO] running `"docker" "inspect" "bb93b9185791b800b681e226167ba3e9c1acb2708b3c8ef5b7a5907d2446be66"`
[INFO] running `"docker" "rm" "-f" "bb93b9185791b800b681e226167ba3e9c1acb2708b3c8ef5b7a5907d2446be66"`
[INFO] [stdout] bb93b9185791b800b681e226167ba3e9c1acb2708b3c8ef5b7a5907d2446be66