[INFO] crate tree_magic_fork 0.2.2 is already in cache
[INFO] extracting crate tree_magic_fork 0.2.2 into work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/tree_magic_fork/0.2.2
[INFO] extracting crate tree_magic_fork 0.2.2 into work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/tree_magic_fork/0.2.2
[INFO] validating manifest of tree_magic_fork-0.2.2 on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of tree_magic_fork-0.2.2 on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing tree_magic_fork-0.2.2
[INFO] finished frobbing tree_magic_fork-0.2.2
[INFO] frobbed toml for tree_magic_fork-0.2.2 written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/tree_magic_fork/0.2.2/Cargo.toml
[INFO] started frobbing tree_magic_fork-0.2.2
[INFO] finished frobbing tree_magic_fork-0.2.2
[INFO] frobbed toml for tree_magic_fork-0.2.2 written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/tree_magic_fork/0.2.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking tree_magic_fork-0.2.2 against master#60960a260f7b5c695fd0717311d72ce62dd4eb43 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-3/master#60960a260f7b5c695fd0717311d72ce62dd4eb43:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/tree_magic_fork/0.2.2:/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" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 4baab637638499f473fee022457b8d8d301a413ce6abc0a9f5ff01932949063c
[INFO] running `"docker" "start" "-a" "4baab637638499f473fee022457b8d8d301a413ce6abc0a9f5ff01932949063c"`
[INFO] [stderr]     Checking nom v2.2.1
[INFO] [stderr]     Checking tree_magic_fork v0.2.2 (/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] 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] error[E0463]: can't find crate for `tree_magic`
[INFO] [stderr]  --> benches/match_u8.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     extern crate tree_magic;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0463`.
[INFO] [stderr] error: Could not compile `tree_magic_fork`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0463]: can't find crate for `tree_magic`
[INFO] [stderr]  --> benches/from_u8.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     extern crate tree_magic;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0463`.
[INFO] [stderr] error: Could not compile `tree_magic_fork`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "4baab637638499f473fee022457b8d8d301a413ce6abc0a9f5ff01932949063c"`
[INFO] running `"docker" "rm" "-f" "4baab637638499f473fee022457b8d8d301a413ce6abc0a9f5ff01932949063c"`
[INFO] [stdout] 4baab637638499f473fee022457b8d8d301a413ce6abc0a9f5ff01932949063c