[INFO] crate binjs_shared 0.1.1 is already in cache
[INFO] extracting crate binjs_shared 0.1.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/binjs_shared/0.1.1
[INFO] extracting crate binjs_shared 0.1.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/binjs_shared/0.1.1
[INFO] validating manifest of binjs_shared-0.1.1 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 binjs_shared-0.1.1 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 binjs_shared-0.1.1
[INFO] finished frobbing binjs_shared-0.1.1
[INFO] frobbed toml for binjs_shared-0.1.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/binjs_shared/0.1.1/Cargo.toml
[INFO] started frobbing binjs_shared-0.1.1
[INFO] finished frobbing binjs_shared-0.1.1
[INFO] frobbed toml for binjs_shared-0.1.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/binjs_shared/0.1.1/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 binjs_shared-0.1.1 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/reg/binjs_shared/0.1.1:/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=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] 594e54ab524472e12a850f3560fd54ddc1de0bc3f31a1fa003faccbab1231637
[INFO] running `"docker" "start" "-a" "594e54ab524472e12a850f3560fd54ddc1de0bc3f31a1fa003faccbab1231637"`
[INFO] [stderr]    Compiling binjs_shared v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/lib.rs:32:1
[INFO] [stderr]    |
[INFO] [stderr] 32 | /// An identifier, inside the grammar.
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 33 | shared_string!(pub IdentifierName);
[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/lib.rs:36:1
[INFO] [stderr]    |
[INFO] [stderr] 36 | /// A property, inside the grammar.
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 37 | shared_string!(pub PropertyKey);
[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:39:1
[INFO] [stderr]    |
[INFO] [stderr] 39 | /// An interface *of* the grammar.
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 40 | shared_string!(pub InterfaceName);
[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:42:1
[INFO] [stderr]    |
[INFO] [stderr] 42 | /// A field name *of* the grammar.
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 43 | shared_string!(pub FieldName);
[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 1.08s
[INFO] running `"docker" "inspect" "594e54ab524472e12a850f3560fd54ddc1de0bc3f31a1fa003faccbab1231637"`
[INFO] running `"docker" "rm" "-f" "594e54ab524472e12a850f3560fd54ddc1de0bc3f31a1fa003faccbab1231637"`
[INFO] [stdout] 594e54ab524472e12a850f3560fd54ddc1de0bc3f31a1fa003faccbab1231637
[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/reg/binjs_shared/0.1.1:/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=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] 3472fad41354307cfd4bdd7077a4385254023f7a57040481460d61ec0fdc4ee6
[INFO] running `"docker" "start" "-a" "3472fad41354307cfd4bdd7077a4385254023f7a57040481460d61ec0fdc4ee6"`
[INFO] [stderr]    Compiling binjs_shared v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/lib.rs:32:1
[INFO] [stderr]    |
[INFO] [stderr] 32 | /// An identifier, inside the grammar.
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 33 | shared_string!(pub IdentifierName);
[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/lib.rs:36:1
[INFO] [stderr]    |
[INFO] [stderr] 36 | /// A property, inside the grammar.
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 37 | shared_string!(pub PropertyKey);
[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:39:1
[INFO] [stderr]    |
[INFO] [stderr] 39 | /// An interface *of* the grammar.
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 40 | shared_string!(pub InterfaceName);
[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:42:1
[INFO] [stderr]    |
[INFO] [stderr] 42 | /// A field name *of* the grammar.
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 43 | shared_string!(pub FieldName);
[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 0.94s
[INFO] running `"docker" "inspect" "3472fad41354307cfd4bdd7077a4385254023f7a57040481460d61ec0fdc4ee6"`
[INFO] running `"docker" "rm" "-f" "3472fad41354307cfd4bdd7077a4385254023f7a57040481460d61ec0fdc4ee6"`
[INFO] [stdout] 3472fad41354307cfd4bdd7077a4385254023f7a57040481460d61ec0fdc4ee6
[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/reg/binjs_shared/0.1.1:/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=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"`
[INFO] [stdout] 7e51861883435d0a85554235b42890b2b3118b8ff727ed52fb46e40f56f4cccb
[INFO] running `"docker" "start" "-a" "7e51861883435d0a85554235b42890b2b3118b8ff727ed52fb46e40f56f4cccb"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/binjs_shared-2170c15780ea87a1
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests binjs_shared
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/ast.rs - ast::Path (line 8) ... ok
[INFO] [stdout] test src/mru.rs - mru::MRU (line 19) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "7e51861883435d0a85554235b42890b2b3118b8ff727ed52fb46e40f56f4cccb"`
[INFO] running `"docker" "rm" "-f" "7e51861883435d0a85554235b42890b2b3118b8ff727ed52fb46e40f56f4cccb"`
[INFO] [stdout] 7e51861883435d0a85554235b42890b2b3118b8ff727ed52fb46e40f56f4cccb