Sep 04 07:47:37.476 INFO checking rustfmt-nightly-0.8.3 against master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8 for pr-53913 Sep 04 07:47:37.476 INFO running: cargo +2687112ea6a8701cbf36e6dd4d77d64694cf93d8-alt check --frozen --all --all-targets Sep 04 07:47:37.476 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53913/master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53913/worker-3/master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +2687112ea6a8701cbf36e6dd4d77d64694cf93d8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"` Sep 04 07:47:37.714 INFO blam! cf60994dd5c389ee5244a17a1d2d40aa16998c8cddaf2601a0e7f94d19e3c46f Sep 04 07:47:37.717 INFO running `"docker" "start" "-a" "cf60994dd5c389ee5244a17a1d2d40aa16998c8cddaf2601a0e7f94d19e3c46f"` Sep 04 07:47:38.971 INFO kablam! Checking rustc-ap-serialize v196.0.0 Sep 04 07:47:38.971 INFO kablam! Compiling rustc-ap-rustc_target v196.0.0 Sep 04 07:47:38.989 INFO kablam! Compiling rustc-ap-syntax v196.0.0 Sep 04 07:47:38.989 INFO kablam! Compiling rustfmt-nightly v0.8.3 (file:///source) Sep 04 07:47:38.990 INFO kablam! Checking rustc-hash v1.0.1 Sep 04 07:47:39.020 INFO kablam! Checking ena v0.9.3 Sep 04 07:47:39.029 INFO kablam! Checking rustc-ap-rustc_cratesio_shim v196.0.0 Sep 04 07:47:39.039 INFO kablam! Compiling derive-new v0.5.5 Sep 04 07:47:40.749 INFO kablam! Checking error-chain v0.12.0 Sep 04 07:47:41.115 INFO kablam! Checking assert_cli v0.6.3 Sep 04 07:47:44.054 INFO kablam! Checking cargo_metadata v0.6.0 Sep 04 07:47:49.919 INFO kablam! Checking rustc-ap-rustc_data_structures v196.0.0 Sep 04 07:47:56.008 INFO kablam! Checking rustc-ap-arena v196.0.0 Sep 04 07:47:57.092 INFO kablam! Checking rustc-ap-syntax_pos v196.0.0 Sep 04 07:47:59.554 INFO kablam! Checking rustc-ap-rustc_errors v196.0.0 Sep 04 07:48:03.329 INFO kablam! error: expected `*` or `+` Sep 04 07:48:03.329 INFO kablam! --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-ap-syntax-196.0.0/ext/expand.rs:47:60 Sep 04 07:48:03.329 INFO kablam! | Sep 04 07:48:03.329 INFO kablam! 47 | $(one fn $fold_ast:ident; fn $visit_ast:ident;)? Sep 04 07:48:03.329 INFO kablam! | ^ Sep 04 07:48:03.329 INFO kablam! | Sep 04 07:48:03.329 INFO kablam! = note: `?` is not a macro repetition operator Sep 04 07:48:03.329 INFO kablam! Sep 04 07:48:03.329 INFO kablam! error: expected `*` or `+` Sep 04 07:48:03.330 INFO kablam! --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-ap-syntax-196.0.0/ext/expand.rs:48:69 Sep 04 07:48:03.330 INFO kablam! | Sep 04 07:48:03.330 INFO kablam! 48 | $(many fn $fold_ast_elt:ident; fn $visit_ast_elt:ident;)? Sep 04 07:48:03.330 INFO kablam! | ^ Sep 04 07:48:03.330 INFO kablam! | Sep 04 07:48:03.330 INFO kablam! = note: `?` is not a macro repetition operator Sep 04 07:48:03.330 INFO kablam! Sep 04 07:48:03.330 INFO kablam! error: expected `*` or `+` Sep 04 07:48:03.330 INFO kablam! --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-ap-syntax-196.0.0/ext/expand.rs:103:68 Sep 04 07:48:03.330 INFO kablam! | Sep 04 07:48:03.330 INFO kablam! 103 | AstFragment::$Kind(folder.$fold_ast(ast)),)?)* Sep 04 07:48:03.330 INFO kablam! | ^ Sep 04 07:48:03.330 INFO kablam! | Sep 04 07:48:03.330 INFO kablam! = note: `?` is not a macro repetition operator Sep 04 07:48:03.331 INFO kablam! Sep 04 07:48:03.331 INFO kablam! error: expected `*` or `+` Sep 04 07:48:03.331 INFO kablam! --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-ap-syntax-196.0.0/ext/expand.rs:107:60 Sep 04 07:48:03.331 INFO kablam! | Sep 04 07:48:03.331 INFO kablam! 107 | .collect()),)?)* Sep 04 07:48:03.331 INFO kablam! | ^ Sep 04 07:48:03.331 INFO kablam! | Sep 04 07:48:03.331 INFO kablam! = note: `?` is not a macro repetition operator Sep 04 07:48:03.331 INFO kablam! Sep 04 07:48:03.331 INFO kablam! error: expected `*` or `+` Sep 04 07:48:03.331 INFO kablam! --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-ap-syntax-196.0.0/ext/expand.rs:115:81 Sep 04 07:48:03.331 INFO kablam! | Sep 04 07:48:03.331 INFO kablam! 115 | $($(AstFragment::$Kind(ref ast) => visitor.$visit_ast(ast),)?)* Sep 04 07:48:03.331 INFO kablam! | ^ Sep 04 07:48:03.331 INFO kablam! | Sep 04 07:48:03.331 INFO kablam! = note: `?` is not a macro repetition operator Sep 04 07:48:03.331 INFO kablam! Sep 04 07:48:03.331 INFO kablam! error: expected `*` or `+` Sep 04 07:48:03.331 INFO kablam! --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-ap-syntax-196.0.0/ext/expand.rs:118:23 Sep 04 07:48:03.331 INFO kablam! | Sep 04 07:48:03.331 INFO kablam! 118 | })?)* Sep 04 07:48:03.332 INFO kablam! | ^ Sep 04 07:48:03.332 INFO kablam! | Sep 04 07:48:03.332 INFO kablam! = note: `?` is not a macro repetition operator Sep 04 07:48:03.332 INFO kablam! Sep 04 07:48:03.332 INFO kablam! error: expected `*` or `+` Sep 04 07:48:03.332 INFO kablam! --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-ap-syntax-196.0.0/ext/expand.rs:129:15 Sep 04 07:48:03.332 INFO kablam! | Sep 04 07:48:03.332 INFO kablam! 129 | })?)* Sep 04 07:48:03.332 INFO kablam! | ^ Sep 04 07:48:03.332 INFO kablam! | Sep 04 07:48:03.332 INFO kablam! = note: `?` is not a macro repetition operator Sep 04 07:48:03.332 INFO kablam! Sep 04 07:48:03.332 INFO kablam! error: expected `*` or `+` Sep 04 07:48:03.332 INFO kablam! --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-ap-syntax-196.0.0/ext/expand.rs:132:15 Sep 04 07:48:03.332 INFO kablam! | Sep 04 07:48:03.332 INFO kablam! 132 | })?)* Sep 04 07:48:03.332 INFO kablam! | ^ Sep 04 07:48:03.332 INFO kablam! | Sep 04 07:48:03.332 INFO kablam! = note: `?` is not a macro repetition operator Sep 04 07:48:03.332 INFO kablam! Sep 04 07:48:12.986 INFO kablam! error: aborting due to 8 previous errors Sep 04 07:48:12.986 INFO kablam! Sep 04 07:48:13.002 INFO kablam! error: Could not compile `rustc-ap-syntax`. Sep 04 07:48:13.002 INFO kablam! Sep 04 07:48:13.002 INFO kablam! To learn more, run the command again with --verbose. Sep 04 07:48:13.004 INFO kablam! su: No module specific data is present Sep 04 07:48:13.444 INFO running `"docker" "rm" "-f" "cf60994dd5c389ee5244a17a1d2d40aa16998c8cddaf2601a0e7f94d19e3c46f"` Sep 04 07:48:13.553 INFO blam! cf60994dd5c389ee5244a17a1d2d40aa16998c8cddaf2601a0e7f94d19e3c46f