Aug 31 01:10:14.759 INFO checking yoshuawuyts/spec-rust against try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b for pr-53578
Aug 31 01:10:14.759 INFO running: cargo +a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b-alt check --frozen --all --all-targets
Aug 31 01:10:14.759 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53578/try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578/worker-0/try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b:/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 +a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 31 01:10:14.994 INFO blam! 2cf86f637aa4e5c8da28e969ed0e2a680184d163fbd3526e9beb7a430b9b449d
Aug 31 01:10:14.996 INFO running `"docker" "start" "-a" "2cf86f637aa4e5c8da28e969ed0e2a680184d163fbd3526e9beb7a430b9b449d"`
Aug 31 01:10:16.208 INFO kablam!     Checking either v1.4.0
Aug 31 01:10:16.208 INFO kablam!     Checking cfg-if v0.1.2
Aug 31 01:10:16.208 INFO kablam!     Checking nodrop v0.1.12
Aug 31 01:10:16.219 INFO kablam!     Checking scopeguard v0.3.3
Aug 31 01:10:16.230 INFO kablam!    Compiling unicode-xid v0.1.0
Aug 31 01:10:16.263 INFO kablam!     Checking void v1.0.2
Aug 31 01:10:16.287 INFO kablam!    Compiling unicode-xid v0.0.4
Aug 31 01:10:16.287 INFO kablam!     Checking byteorder v1.2.1
Aug 31 01:10:16.721 INFO kablam!     Checking lazy_static v1.0.0
Aug 31 01:10:16.942 INFO kablam!     Checking memoffset v0.2.1
Aug 31 01:10:17.011 INFO kablam!    Compiling cc v1.0.17
Aug 31 01:10:17.377 INFO kablam!     Checking slab v0.4.0
Aug 31 01:10:17.448 INFO kablam!    Compiling quote v0.3.15
Aug 31 01:10:17.461 INFO kablam!    Compiling libloading v0.4.3
Aug 31 01:10:17.549 INFO kablam!     Checking lazycell v0.6.0
Aug 31 01:10:17.717 INFO kablam!     Checking futures v0.1.21
Aug 31 01:10:18.816 INFO kablam!    Compiling glob v0.2.11
Aug 31 01:10:18.890 INFO kablam!     Checking regex-syntax v0.4.2
Aug 31 01:10:19.722 INFO kablam!     Checking unicode-width v0.1.4
Aug 31 01:10:20.365 INFO kablam!    Compiling rayon-core v1.3.0
Aug 31 01:10:20.801 INFO kablam!     Checking utf8-ranges v1.0.0
Aug 31 01:10:22.328 INFO kablam!     Checking ansi_term v0.10.2
Aug 31 01:10:24.251 INFO kablam!    Compiling bindgen v0.32.3
Aug 31 01:10:24.358 INFO kablam!     Checking bitflags v1.0.1
Aug 31 01:10:25.704 INFO kablam!     Checking vec_map v0.8.0
Aug 31 01:10:25.736 INFO kablam!     Checking strsim v0.7.0
Aug 31 01:10:28.074 INFO kablam!    Compiling nix v0.10.0
Aug 31 01:10:28.548 INFO kablam!     Checking rustc-demangle v0.1.8
Aug 31 01:10:33.191 INFO kablam!     Checking peeking_take_while v0.1.2
Aug 31 01:10:33.191 INFO kablam!     Checking futures-await-await-macro v0.1.1
Aug 31 01:10:33.246 INFO kablam!     Checking iovec v0.1.2
Aug 31 01:10:33.379 INFO kablam!     Checking memchr v2.0.1
Aug 31 01:10:33.625 INFO kablam!     Checking num_cpus v1.8.0
Aug 31 01:10:34.305 INFO kablam!     Checking memchr v1.0.2
Aug 31 01:10:34.545 INFO kablam!     Checking atty v0.2.6
Aug 31 01:10:34.571 INFO kablam!     Checking which v1.0.3
Aug 31 01:10:34.592 INFO kablam!     Checking crossbeam-utils v0.3.2
Aug 31 01:10:34.601 INFO kablam!     Checking net2 v0.2.32
Aug 31 01:10:34.721 INFO kablam!     Checking log v0.4.1
Aug 31 01:10:34.793 INFO kablam!     Checking unreachable v1.0.0
Aug 31 01:10:35.243 INFO kablam!     Checking arrayvec v0.4.7
Aug 31 01:10:35.290 INFO kablam!    Compiling synom v0.11.3
Aug 31 01:10:35.301 INFO kablam!    Compiling proc-macro2 v0.4.6
Aug 31 01:10:35.644 INFO kablam!     Checking futures-core v0.2.1
Aug 31 01:10:35.888 INFO kablam!     Checking coco v0.1.1
Aug 31 01:10:36.060 INFO kablam!     Checking textwrap v0.9.0
Aug 31 01:10:36.271 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_span' (see issue #38356)
Aug 31 01:10:36.271 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:284:13
Aug 31 01:10:36.271 INFO kablam!     |
Aug 31 01:10:36.271 INFO kablam! 284 |     Nightly(proc_macro::SourceFile, FileName),
Aug 31 01:10:36.271 INFO kablam!     |             ^^^^^^^^^^^^^^^^^^^^^^
Aug 31 01:10:36.271 INFO kablam!     |
Aug 31 01:10:36.271 INFO kablam!     = help: add #![feature(proc_macro_span)] to the crate attributes to enable
Aug 31 01:10:36.271 INFO kablam! 
Aug 31 01:10:36.272 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_span' (see issue #38356)
Aug 31 01:10:36.272 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:289:20
Aug 31 01:10:36.272 INFO kablam!     |
Aug 31 01:10:36.272 INFO kablam! 289 |     fn nightly(sf: proc_macro::SourceFile) -> Self {
Aug 31 01:10:36.272 INFO kablam!     |                    ^^^^^^^^^^^^^^^^^^^^^^
Aug 31 01:10:36.272 INFO kablam!     |
Aug 31 01:10:36.272 INFO kablam!     = help: add #![feature(proc_macro_span)] to the crate attributes to enable
Aug 31 01:10:36.278 INFO kablam! 
Aug 31 01:10:36.475 INFO kablam!     Checking proc-macro2 v0.2.2
Aug 31 01:10:37.575 INFO kablam!    Compiling clang-sys v0.21.1
Aug 31 01:10:37.617 INFO kablam!     Checking bytes v0.4.6
Aug 31 01:10:37.625 INFO kablam!     Checking aho-corasick v0.6.4
Aug 31 01:10:38.019 INFO kablam!    Compiling backtrace-sys v0.1.23
Aug 31 01:10:38.373 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_span' (see issue #38356)
Aug 31 01:10:38.373 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:290:45
Aug 31 01:10:38.374 INFO kablam!     |
Aug 31 01:10:38.374 INFO kablam! 290 |         let filename = stable::file_name(sf.path().to_string());
Aug 31 01:10:38.374 INFO kablam!     |                                             ^^^^
Aug 31 01:10:38.374 INFO kablam!     |
Aug 31 01:10:38.374 INFO kablam!     = help: add #![feature(proc_macro_span)] to the crate attributes to enable
Aug 31 01:10:38.374 INFO kablam! 
Aug 31 01:10:38.651 INFO kablam! error[E0599]: no method named `to_string` found for type `std::path::PathBuf` in the current scope
Aug 31 01:10:38.651 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:290:52
Aug 31 01:10:38.651 INFO kablam!     |
Aug 31 01:10:38.651 INFO kablam! 290 |         let filename = stable::file_name(sf.path().to_string());
Aug 31 01:10:38.651 INFO kablam!     |                                                    ^^^^^^^^^
Aug 31 01:10:38.652 INFO kablam!     |
Aug 31 01:10:38.652 INFO kablam!     = note: the method `to_string` exists but the following trait bounds were not satisfied:
Aug 31 01:10:38.652 INFO kablam!             `std::path::PathBuf : std::string::ToString`
Aug 31 01:10:38.652 INFO kablam!             `std::path::Path : std::string::ToString`
Aug 31 01:10:38.652 INFO kablam!     = help: did you mean `to_str`?
Aug 31 01:10:38.653 INFO kablam! 
Aug 31 01:10:38.659 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_span' (see issue #38356)
Aug 31 01:10:38.659 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:304:44
Aug 31 01:10:38.659 INFO kablam!     |
Aug 31 01:10:38.659 INFO kablam! 304 |             SourceFile::Nightly(a, _) => a.is_real(),
Aug 31 01:10:38.659 INFO kablam!     |                                            ^^^^^^^
Aug 31 01:10:38.659 INFO kablam!     |
Aug 31 01:10:38.659 INFO kablam!     = help: add #![feature(proc_macro_span)] to the crate attributes to enable
Aug 31 01:10:38.659 INFO kablam! 
Aug 31 01:10:38.668 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_span' (see issue #38356)
Aug 31 01:10:38.668 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:347:27
Aug 31 01:10:38.668 INFO kablam!     |
Aug 31 01:10:38.668 INFO kablam! 347 |             Span::Nightly(proc_macro::Span::def_site())
Aug 31 01:10:38.668 INFO kablam!     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 31 01:10:38.668 INFO kablam!     |
Aug 31 01:10:38.668 INFO kablam!     = help: add #![feature(proc_macro_span)] to the crate attributes to enable
Aug 31 01:10:38.668 INFO kablam! 
Aug 31 01:10:38.670 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_span' (see issue #38356)
Aug 31 01:10:38.670 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:355:69
Aug 31 01:10:38.670 INFO kablam!     |
Aug 31 01:10:38.670 INFO kablam! 355 |             (Span::Nightly(a), Span::Nightly(b)) => Span::Nightly(a.resolved_at(b)),
Aug 31 01:10:38.670 INFO kablam!     |                                                                     ^^^^^^^^^^^
Aug 31 01:10:38.670 INFO kablam!     |
Aug 31 01:10:38.670 INFO kablam!     = help: add #![feature(proc_macro_span)] to the crate attributes to enable
Aug 31 01:10:38.670 INFO kablam! 
Aug 31 01:10:38.673 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_span' (see issue #38356)
Aug 31 01:10:38.673 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:363:69
Aug 31 01:10:38.673 INFO kablam!     |
Aug 31 01:10:38.673 INFO kablam! 363 |             (Span::Nightly(a), Span::Nightly(b)) => Span::Nightly(a.located_at(b)),
Aug 31 01:10:38.673 INFO kablam!     |                                                                     ^^^^^^^^^^
Aug 31 01:10:38.673 INFO kablam!     |
Aug 31 01:10:38.674 INFO kablam!     = help: add #![feature(proc_macro_span)] to the crate attributes to enable
Aug 31 01:10:38.674 INFO kablam! 
Aug 31 01:10:38.677 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_span' (see issue #38356)
Aug 31 01:10:38.677 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:424:55
Aug 31 01:10:38.677 INFO kablam!     |
Aug 31 01:10:38.677 INFO kablam! 424 |             (Span::Nightly(a), Span::Nightly(b)) => a.eq(b),
Aug 31 01:10:38.677 INFO kablam!     |                                                       ^^
Aug 31 01:10:38.678 INFO kablam!     |
Aug 31 01:10:38.678 INFO kablam!     = help: add #![feature(proc_macro_span)] to the crate attributes to enable
Aug 31 01:10:38.679 INFO kablam! 
Aug 31 01:10:38.692 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_raw_ident' (see issue #38356)
Aug 31 01:10:38.692 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:475:48
Aug 31 01:10:38.692 INFO kablam!     |
Aug 31 01:10:38.692 INFO kablam! 475 |             Span::Nightly(s) => Ident::Nightly(proc_macro::Ident::new_raw(string, s)),
Aug 31 01:10:38.692 INFO kablam!     |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 31 01:10:38.692 INFO kablam!     |
Aug 31 01:10:38.692 INFO kablam!     = help: add #![feature(proc_macro_raw_ident)] to the crate attributes to enable
Aug 31 01:10:38.692 INFO kablam! 
Aug 31 01:10:38.829 INFO kablam! error: aborting due to 10 previous errors
Aug 31 01:10:38.829 INFO kablam! 
Aug 31 01:10:38.829 INFO kablam! Some errors occurred: E0599, E0658.
Aug 31 01:10:38.829 INFO kablam! For more information about an error, try `rustc --explain E0599`.
Aug 31 01:10:38.859 INFO kablam! error: Could not compile `proc-macro2`.
Aug 31 01:10:38.859 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 31 01:10:41.319 INFO kablam! error: build failed
Aug 31 01:10:41.321 INFO kablam! su: No module specific data is present
Aug 31 01:10:41.697 INFO running `"docker" "rm" "-f" "2cf86f637aa4e5c8da28e969ed0e2a680184d163fbd3526e9beb7a430b9b449d"`
Aug 31 01:10:41.790 INFO blam! 2cf86f637aa4e5c8da28e969ed0e2a680184d163fbd3526e9beb7a430b9b449d