[INFO] crate proc_macro_roids 0.2.1 is already in cache
[INFO] extracting crate proc_macro_roids 0.2.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/proc_macro_roids/0.2.1
[INFO] extracting crate proc_macro_roids 0.2.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/proc_macro_roids/0.2.1
[INFO] validating manifest of proc_macro_roids-0.2.1 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 proc_macro_roids-0.2.1 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 proc_macro_roids-0.2.1
[INFO] finished frobbing proc_macro_roids-0.2.1
[INFO] frobbed toml for proc_macro_roids-0.2.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/proc_macro_roids/0.2.1/Cargo.toml
[INFO] started frobbing proc_macro_roids-0.2.1
[INFO] finished frobbing proc_macro_roids-0.2.1
[INFO] frobbed toml for proc_macro_roids-0.2.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/proc_macro_roids/0.2.1/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 proc_macro_roids-0.2.1 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-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/proc_macro_roids/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=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] ffffe24c696731535ca0550d2d256b3577f4c5a289b8d9ea500ab73abc7317de
[INFO] running `"docker" "start" "-a" "ffffe24c696731535ca0550d2d256b3577f4c5a289b8d9ea500ab73abc7317de"`
[INFO] [stderr]    Compiling proc_macro_roids v0.2.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.54s
[INFO] running `"docker" "inspect" "ffffe24c696731535ca0550d2d256b3577f4c5a289b8d9ea500ab73abc7317de"`
[INFO] running `"docker" "rm" "-f" "ffffe24c696731535ca0550d2d256b3577f4c5a289b8d9ea500ab73abc7317de"`
[INFO] [stdout] ffffe24c696731535ca0550d2d256b3577f4c5a289b8d9ea500ab73abc7317de
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/proc_macro_roids/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=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] 1ddd31c71e4375fa95f199c51ffea9a54bb76cb94334c9c906091ad9dd0cb13a
[INFO] running `"docker" "start" "-a" "1ddd31c71e4375fa95f199c51ffea9a54bb76cb94334c9c906091ad9dd0cb13a"`
[INFO] [stderr]    Compiling pretty_assertions v0.6.1
[INFO] [stderr]    Compiling proc_macro_roids v0.2.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.72s
[INFO] running `"docker" "inspect" "1ddd31c71e4375fa95f199c51ffea9a54bb76cb94334c9c906091ad9dd0cb13a"`
[INFO] running `"docker" "rm" "-f" "1ddd31c71e4375fa95f199c51ffea9a54bb76cb94334c9c906091ad9dd0cb13a"`
[INFO] [stdout] 1ddd31c71e4375fa95f199c51ffea9a54bb76cb94334c9c906091ad9dd0cb13a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/proc_macro_roids/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=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] 237cdc59c6983ae6258e94bb99b2119f3f6c5f167b5a7acae6dca409c7c6c8bb
[INFO] running `"docker" "start" "-a" "237cdc59c6983ae6258e94bb99b2119f3f6c5f167b5a7acae6dca409c7c6c8bb"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/proc_macro_roids-2dfffce5f33af58a
[INFO] [stdout] 
[INFO] [stdout] running 59 tests
[INFO] [stdout] test derive_input_derive_ext::tests::append_derives_appends_to_attr_when_attr_exists ... ok
[INFO] [stdout] test derive_input_derive_ext::tests::append_derives_creates_attr_when_attr_does_not_exist ... ok
[INFO] [stdout] test derive_input_newtype_ext::tests::is_newtype_returns_false_when_fields_not_tuple ... ok
[INFO] [stdout] test derive_input_newtype_ext::tests::inner_type_returns_field ... ok
[INFO] [stdout] test derive_input_newtype_ext::tests::inner_type_mut_returns_field ... ok
[INFO] [stdout] test derive_input_newtype_ext::tests::is_newtype_returns_false_when_fields_unnamed_and_more_than_one ... ok
[INFO] [stdout] test derive_input_newtype_ext::tests::is_newtype_returns_false_when_fields_unnamed_and_zero ... ok
[INFO] [stdout] test derive_input_newtype_ext::tests::is_newtype_returns_true_when_fields_unnamed_and_exactly_one ... ok
[INFO] [stdout] test derive_input_struct_ext::tests::assert_fields_unit_does_not_panic_when_fields_unit ... ok
[INFO] [stdout] test derive_input_struct_ext::tests::assert_fields_named_does_not_panic_when_fields_named ... ok
[INFO] [stdout] test derive_input_struct_ext::tests::assert_fields_unnamed_does_not_panic_when_fields_unnamed ... ok
[INFO] [stdout] test derive_input_derive_ext::tests::append_derives_panics_when_derives_exist ... ok
[INFO] [stdout] test derive_input_newtype_ext::tests::inner_type_panics_when_struct_fields_not_unnamed ... ok
[INFO] [stdout] test derive_input_newtype_ext::tests::inner_type_mut_panics_when_struct_has_multiple_fields ... ok
[INFO] [stdout] test derive_input_struct_ext::tests::data_struct_mut_returns_data_struct_mut ... ok
[INFO] [stdout] test derive_input_struct_ext::tests::assert_fields_named_panics_when_fields_not_named ... ok
[INFO] [stdout] test derive_input_newtype_ext::tests::inner_type_panics_when_struct_has_multiple_fields ... ok
[INFO] [stdout] test derive_input_newtype_ext::tests::inner_type_mut_panics_when_struct_fields_not_unnamed ... ok
[INFO] [stdout] test derive_input_struct_ext::tests::data_struct_mut_panics_when_ast_is_not_struct ... ok
[INFO] [stdout] test derive_input_struct_ext::tests::fields_mut_returns_unit_fields ... ok
[INFO] [stdout] test derive_input_struct_ext::tests::fields_mut_returns_named_fields ... ok
[INFO] [stdout] test derive_input_struct_ext::tests::data_struct_returns_data_struct ... ok
[INFO] [stdout] test derive_input_struct_ext::tests::assert_fields_unnamed_panics_when_fields_not_unnamed ... ok
[INFO] [stdout] test derive_input_struct_ext::tests::fields_mut_returns_unnamed_fields ... ok
[INFO] [stdout] test derive_input_struct_ext::tests::data_struct_panics_when_ast_is_not_struct ... ok
[INFO] [stdout] test derive_input_struct_ext::tests::assert_fields_unit_panics_when_fields_not_unit ... ok
[INFO] [stdout] test derive_input_struct_ext::tests::fields_named_mut_panics_when_fields_unit ... ok
[INFO] [stdout] test derive_input_struct_ext::tests::fields_named_mut_returns_named_fields ... ok
[INFO] [stdout] test derive_input_struct_ext::tests::fields_named_mut_panics_when_ast_is_not_struct ... ok
[INFO] [stdout] test derive_input_struct_ext::tests::fields_mut_panics_when_ast_is_not_struct ... ok
[INFO] [stdout] test derive_input_struct_ext::tests::fields_panics_when_ast_is_not_struct ... ok
[INFO] [stdout] test derive_input_struct_ext::tests::fields_named_panics_when_ast_is_not_struct ... ok
[INFO] [stdout] test derive_input_struct_ext::tests::fields_named_panics_when_fields_unit ... ok
[INFO] [stdout] test derive_input_struct_ext::tests::fields_returns_unit_fields ... ok
[INFO] [stdout] test derive_input_struct_ext::tests::fields_named_returns_named_fields ... ok
[INFO] [stdout] test derive_input_struct_ext::tests::fields_returns_named_fields ... ok
[INFO] [stdout] test derive_input_struct_ext::tests::is_tuple_returns_false_when_fields_not_unnamed ... ok
[INFO] [stdout] test derive_input_struct_ext::tests::is_tuple_returns_true_when_fields_unnamed ... ok
[INFO] [stdout] test derive_input_struct_ext::tests::is_unit_returns_false_when_fields_not_unit ... ok
[INFO] [stdout] test derive_input_struct_ext::tests::is_unit_returns_true_when_fields_unit ... ok
[INFO] [stdout] test fields_named_append::tests::append_fields_named_to_fields_named ... ok
[INFO] [stdout] test fields_named_append::tests::append_fields_named_to_fields_unit ... ok
[INFO] [stdout] test fields_named_append::tests::append_fields_named_to_fields_unnamed_panics ... ok
[INFO] [stdout] test derive_input_struct_ext::tests::fields_returns_unnamed_fields ... ok
[INFO] [stdout] test fields_unnamed_append::tests::append_fields_unnamed_to_fields_unnamed ... ok
[INFO] [stdout] test derive_input_struct_ext::tests::is_named_returns_false_when_fields_not_named ... ok
[INFO] [stdout] test derive_input_struct_ext::tests::is_named_returns_true_when_fields_named ... ok
[INFO] [stdout] test fields_named_append::tests::append_fields_named_to_struct_named ... ok
[INFO] [stdout] test fields_unnamed_append::tests::append_fields_unnamed_to_fields_unnamed_panics ... ok
[INFO] [stdout] test fields_unnamed_append::tests::append_fields_unnamed_to_fields_unit ... ok
[INFO] [stdout] test fields_unnamed_append::tests::append_fields_unnamed_to_struct_unit ... ok
[INFO] [stdout] test fields_named_append::tests::append_fields_named_to_struct_unit ... ok
[INFO] [stdout] test ident_ext::tests::prepend_ident_ref_returns_prepended_ident ... ok
[INFO] [stdout] test ident_ext::tests::prepend_ident_returns_prepended_ident ... ok
[INFO] [stdout] test ident_ext::tests::prepend_str_returns_prepended_ident ... ok
[INFO] [stdout] test ident_ext::tests::append_ident_returns_appended_ident ... ok
[INFO] [stdout] test ident_ext::tests::append_str_returns_appended_ident ... ok
[INFO] [stdout] test ident_ext::tests::append_ident_ref_returns_appended_ident ... ok
[INFO] [stdout] test fields_unnamed_append::tests::append_fields_unnamed_to_struct_unnamed ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 59 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests proc_macro_roids
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs -  (line 127) ... ignored
[INFO] [stdout] test src/lib.rs -  (line 16) ... ignored
[INFO] [stdout] test src/lib.rs -  (line 49) ... ignored
[INFO] [stdout] test src/lib.rs -  (line 88) ... ignored
[INFO] [stdout] test src/lib.rs -  (line 165) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 4 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "237cdc59c6983ae6258e94bb99b2119f3f6c5f167b5a7acae6dca409c7c6c8bb"`
[INFO] running `"docker" "rm" "-f" "237cdc59c6983ae6258e94bb99b2119f3f6c5f167b5a7acae6dca409c7c6c8bb"`
[INFO] [stdout] 237cdc59c6983ae6258e94bb99b2119f3f6c5f167b5a7acae6dca409c7c6c8bb