Aug 29 15:36:04.077 INFO checking yoshuawuyts/spec-rust against try#2d477f9981361618ac78253c28051a66b6cea125 for pr-53707
Aug 29 15:36:04.077 INFO running: cargo +2d477f9981361618ac78253c28051a66b6cea125-alt check --frozen --all --all-targets
Aug 29 15:36:04.077 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53707/try#2d477f9981361618ac78253c28051a66b6cea125:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53707/worker-1/try#2d477f9981361618ac78253c28051a66b6cea125:/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 +2d477f9981361618ac78253c28051a66b6cea125-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 29 15:36:04.317 INFO blam! 8c85eaf082135515807df31c8f5f43489d50bc583f169af492269a2837b442e8
Aug 29 15:36:04.319 INFO running `"docker" "start" "-a" "8c85eaf082135515807df31c8f5f43489d50bc583f169af492269a2837b442e8"`
Aug 29 15:36:05.424 INFO kablam!     Checking either v1.4.0
Aug 29 15:36:05.424 INFO kablam!     Checking libc v0.2.42
Aug 29 15:36:05.424 INFO kablam!     Checking nodrop v0.1.12
Aug 29 15:36:05.424 INFO kablam!     Checking memoffset v0.2.1
Aug 29 15:36:05.424 INFO kablam!     Checking void v1.0.2
Aug 29 15:36:05.427 INFO kablam!     Checking lazy_static v1.0.0
Aug 29 15:36:05.428 INFO kablam!    Compiling unicode-xid v0.1.0
Aug 29 15:36:05.428 INFO kablam!     Checking scopeguard v0.3.3
Aug 29 15:36:05.788 INFO kablam!    Compiling cc v1.0.17
Aug 29 15:36:05.982 INFO kablam!     Checking slab v0.4.0
Aug 29 15:36:06.187 INFO kablam!     Checking futures v0.1.21
Aug 29 15:36:06.309 INFO kablam!    Compiling glob v0.2.11
Aug 29 15:36:06.332 INFO kablam!    Compiling libloading v0.4.3
Aug 29 15:36:06.781 INFO kablam!     Checking lazycell v0.6.0
Aug 29 15:36:07.543 INFO kablam!     Checking utf8-ranges v1.0.0
Aug 29 15:36:07.735 INFO kablam!     Checking regex-syntax v0.4.2
Aug 29 15:36:07.894 INFO kablam!    Compiling rayon-core v1.3.0
Aug 29 15:36:10.286 INFO kablam!     Checking rustc-demangle v0.1.8
Aug 29 15:36:11.097 INFO kablam!    Compiling bindgen v0.32.3
Aug 29 15:36:11.560 INFO kablam!     Checking lazy_static v0.2.11
Aug 29 15:36:12.350 INFO kablam!    Compiling nix v0.10.0
Aug 29 15:36:17.030 INFO kablam!     Checking futures-await-await-macro v0.1.1
Aug 29 15:36:17.087 INFO kablam!     Checking peeking_take_while v0.1.2
Aug 29 15:36:17.478 INFO kablam!     Checking crossbeam-utils v0.3.2
Aug 29 15:36:17.766 INFO kablam!     Checking log v0.4.1
Aug 29 15:36:20.085 INFO kablam!     Checking arrayvec v0.4.7
Aug 29 15:36:20.098 INFO kablam!     Checking unreachable v1.0.0
Aug 29 15:36:20.714 INFO kablam!    Compiling proc-macro2 v0.4.6
Aug 29 15:36:20.962 INFO kablam!     Checking futures-core v0.2.1
Aug 29 15:36:22.307 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_span' (see issue #38356)
Aug 29 15:36:22.307 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:284:13
Aug 29 15:36:22.307 INFO kablam!     |
Aug 29 15:36:22.307 INFO kablam! 284 |     Nightly(proc_macro::SourceFile, FileName),
Aug 29 15:36:22.307 INFO kablam!     |             ^^^^^^^^^^^^^^^^^^^^^^
Aug 29 15:36:22.312 INFO kablam!     |
Aug 29 15:36:22.312 INFO kablam!     = help: add #![feature(proc_macro_span)] to the crate attributes to enable
Aug 29 15:36:22.313 INFO kablam! 
Aug 29 15:36:22.314 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_span' (see issue #38356)
Aug 29 15:36:22.314 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:289:20
Aug 29 15:36:22.314 INFO kablam!     |
Aug 29 15:36:22.314 INFO kablam! 289 |     fn nightly(sf: proc_macro::SourceFile) -> Self {
Aug 29 15:36:22.314 INFO kablam!     |                    ^^^^^^^^^^^^^^^^^^^^^^
Aug 29 15:36:22.315 INFO kablam!     |
Aug 29 15:36:22.315 INFO kablam!     = help: add #![feature(proc_macro_span)] to the crate attributes to enable
Aug 29 15:36:22.316 INFO kablam! 
Aug 29 15:36:22.946 INFO kablam!     Checking coco v0.1.1
Aug 29 15:36:23.006 INFO kablam!     Checking proc-macro2 v0.2.2
Aug 29 15:36:23.561 INFO kablam!     Checking iovec v0.1.2
Aug 29 15:36:23.610 INFO kablam!     Checking memchr v2.0.1
Aug 29 15:36:23.779 INFO kablam!     Checking net2 v0.2.32
Aug 29 15:36:24.518 INFO kablam!     Checking num_cpus v1.8.0
Aug 29 15:36:24.797 INFO kablam!     Checking rand v0.4.2
Aug 29 15:36:25.786 INFO kablam!     Checking memchr v1.0.2
Aug 29 15:36:26.088 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_span' (see issue #38356)
Aug 29 15:36:26.088 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:290:45
Aug 29 15:36:26.088 INFO kablam!     |
Aug 29 15:36:26.088 INFO kablam! 290 |         let filename = stable::file_name(sf.path().to_string());
Aug 29 15:36:26.088 INFO kablam!     |                                             ^^^^
Aug 29 15:36:26.124 INFO kablam!     |
Aug 29 15:36:26.125 INFO kablam!     = help: add #![feature(proc_macro_span)] to the crate attributes to enable
Aug 29 15:36:26.125 INFO kablam! 
Aug 29 15:36:26.129 INFO kablam!     Checking atty v0.2.6
Aug 29 15:36:26.446 INFO kablam! error[E0599]: no method named `to_string` found for type `std::path::PathBuf` in the current scope
Aug 29 15:36:26.446 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:290:52
Aug 29 15:36:26.446 INFO kablam!     |
Aug 29 15:36:26.446 INFO kablam! 290 |         let filename = stable::file_name(sf.path().to_string());
Aug 29 15:36:26.446 INFO kablam!     |                                                    ^^^^^^^^^
Aug 29 15:36:26.446 INFO kablam!     |
Aug 29 15:36:26.446 INFO kablam!     = note: the method `to_string` exists but the following trait bounds were not satisfied:
Aug 29 15:36:26.446 INFO kablam!             `std::path::PathBuf : std::string::ToString`
Aug 29 15:36:26.446 INFO kablam!             `std::path::Path : std::string::ToString`
Aug 29 15:36:26.446 INFO kablam!     = help: did you mean `to_str`?
Aug 29 15:36:26.446 INFO kablam! 
Aug 29 15:36:26.452 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_span' (see issue #38356)
Aug 29 15:36:26.452 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:304:44
Aug 29 15:36:26.452 INFO kablam!     |
Aug 29 15:36:26.452 INFO kablam! 304 |             SourceFile::Nightly(a, _) => a.is_real(),
Aug 29 15:36:26.452 INFO kablam!     |                                            ^^^^^^^
Aug 29 15:36:26.453 INFO kablam!     |
Aug 29 15:36:26.453 INFO kablam!     = help: add #![feature(proc_macro_span)] to the crate attributes to enable
Aug 29 15:36:26.454 INFO kablam! 
Aug 29 15:36:26.455 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_span' (see issue #38356)
Aug 29 15:36:26.455 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:347:27
Aug 29 15:36:26.455 INFO kablam!     |
Aug 29 15:36:26.455 INFO kablam! 347 |             Span::Nightly(proc_macro::Span::def_site())
Aug 29 15:36:26.455 INFO kablam!     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 29 15:36:26.455 INFO kablam!     |
Aug 29 15:36:26.455 INFO kablam!     = help: add #![feature(proc_macro_span)] to the crate attributes to enable
Aug 29 15:36:26.456 INFO kablam! 
Aug 29 15:36:26.473 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_span' (see issue #38356)
Aug 29 15:36:26.473 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:355:69
Aug 29 15:36:26.473 INFO kablam!     |
Aug 29 15:36:26.473 INFO kablam! 355 |             (Span::Nightly(a), Span::Nightly(b)) => Span::Nightly(a.resolved_at(b)),
Aug 29 15:36:26.473 INFO kablam!     |                                                                     ^^^^^^^^^^^
Aug 29 15:36:26.480 INFO kablam!     |
Aug 29 15:36:26.480 INFO kablam!     = help: add #![feature(proc_macro_span)] to the crate attributes to enable
Aug 29 15:36:26.480 INFO kablam! 
Aug 29 15:36:26.481 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_span' (see issue #38356)
Aug 29 15:36:26.482 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:363:69
Aug 29 15:36:26.482 INFO kablam!     |
Aug 29 15:36:26.482 INFO kablam! 363 |             (Span::Nightly(a), Span::Nightly(b)) => Span::Nightly(a.located_at(b)),
Aug 29 15:36:26.482 INFO kablam!     |                                                                     ^^^^^^^^^^
Aug 29 15:36:26.482 INFO kablam!     |
Aug 29 15:36:26.482 INFO kablam!     = help: add #![feature(proc_macro_span)] to the crate attributes to enable
Aug 29 15:36:26.482 INFO kablam! 
Aug 29 15:36:26.483 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_span' (see issue #38356)
Aug 29 15:36:26.483 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:424:55
Aug 29 15:36:26.483 INFO kablam!     |
Aug 29 15:36:26.483 INFO kablam! 424 |             (Span::Nightly(a), Span::Nightly(b)) => a.eq(b),
Aug 29 15:36:26.484 INFO kablam!     |                                                       ^^
Aug 29 15:36:26.488 INFO kablam!     |
Aug 29 15:36:26.488 INFO kablam!     = help: add #![feature(proc_macro_span)] to the crate attributes to enable
Aug 29 15:36:26.488 INFO kablam! 
Aug 29 15:36:26.493 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_raw_ident' (see issue #38356)
Aug 29 15:36:26.493 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:475:48
Aug 29 15:36:26.493 INFO kablam!     |
Aug 29 15:36:26.493 INFO kablam! 475 |             Span::Nightly(s) => Ident::Nightly(proc_macro::Ident::new_raw(string, s)),
Aug 29 15:36:26.493 INFO kablam!     |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 29 15:36:26.508 INFO kablam!     |
Aug 29 15:36:26.508 INFO kablam!     = help: add #![feature(proc_macro_raw_ident)] to the crate attributes to enable
Aug 29 15:36:26.509 INFO kablam! 
Aug 29 15:36:26.631 INFO kablam! error: aborting due to 10 previous errors
Aug 29 15:36:26.636 INFO kablam! 
Aug 29 15:36:26.637 INFO kablam! Some errors occurred: E0599, E0658.
Aug 29 15:36:26.637 INFO kablam! For more information about an error, try `rustc --explain E0599`.
Aug 29 15:36:26.673 INFO kablam! error: Could not compile `proc-macro2`.
Aug 29 15:36:26.673 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 29 15:36:29.625 INFO kablam! error: build failed
Aug 29 15:36:29.626 INFO kablam! su: No module specific data is present
Aug 29 15:36:30.059 INFO running `"docker" "rm" "-f" "8c85eaf082135515807df31c8f5f43489d50bc583f169af492269a2837b442e8"`
Aug 29 15:36:30.182 INFO blam! 8c85eaf082135515807df31c8f5f43489d50bc583f169af492269a2837b442e8