Aug 29 14:02:57.807 INFO checking yoshuawuyts/spec-rust against master#545f22340f72ee0efaf6463efb43a2840e3d35db for pr-53699
Aug 29 14:02:57.807 INFO running: cargo +545f22340f72ee0efaf6463efb43a2840e3d35db-alt check --frozen --all --all-targets
Aug 29 14:02:57.807 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53699/master#545f22340f72ee0efaf6463efb43a2840e3d35db:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53699/worker-0/master#545f22340f72ee0efaf6463efb43a2840e3d35db:/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 +545f22340f72ee0efaf6463efb43a2840e3d35db-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 29 14:02:58.066 INFO blam! c9b434a9d738505ca9781720b5388ea1116e7c09a3647eab9a953866882a96da
Aug 29 14:02:58.069 INFO running `"docker" "start" "-a" "c9b434a9d738505ca9781720b5388ea1116e7c09a3647eab9a953866882a96da"`
Aug 29 14:02:59.448 INFO kablam!     Checking either v1.4.0
Aug 29 14:02:59.448 INFO kablam!     Checking nodrop v0.1.12
Aug 29 14:02:59.448 INFO kablam!     Checking scopeguard v0.3.3
Aug 29 14:02:59.448 INFO kablam!    Compiling unicode-xid v0.1.0
Aug 29 14:02:59.470 INFO kablam!    Compiling cc v1.0.17
Aug 29 14:02:59.486 INFO kablam!     Checking void v1.0.2
Aug 29 14:02:59.518 INFO kablam!     Checking lazy_static v1.0.0
Aug 29 14:02:59.534 INFO kablam!     Checking memoffset v0.2.1
Aug 29 14:03:00.059 INFO kablam!    Compiling glob v0.2.11
Aug 29 14:03:00.219 INFO kablam!     Checking slab v0.4.0
Aug 29 14:03:00.487 INFO kablam!     Checking futures v0.1.21
Aug 29 14:03:00.581 INFO kablam!     Checking lazycell v0.6.0
Aug 29 14:03:00.635 INFO kablam!    Compiling libloading v0.4.3
Aug 29 14:03:01.119 INFO kablam!     Checking regex-syntax v0.4.2
Aug 29 14:03:01.882 INFO kablam!     Checking utf8-ranges v1.0.0
Aug 29 14:03:01.921 INFO kablam!    Compiling rayon-core v1.3.0
Aug 29 14:03:03.323 INFO kablam!    Compiling bindgen v0.32.3
Aug 29 14:03:04.271 INFO kablam!    Compiling nix v0.10.0
Aug 29 14:03:04.788 INFO kablam!     Checking rustc-demangle v0.1.8
Aug 29 14:03:07.259 INFO kablam!     Checking futures-await-await-macro v0.1.1
Aug 29 14:03:10.073 INFO kablam!     Checking peeking_take_while v0.1.2
Aug 29 14:03:10.084 INFO kablam!     Checking iovec v0.1.2
Aug 29 14:03:10.262 INFO kablam!     Checking num_cpus v1.8.0
Aug 29 14:03:10.311 INFO kablam!     Checking memchr v2.0.1
Aug 29 14:03:11.073 INFO kablam!     Checking memchr v1.0.2
Aug 29 14:03:11.314 INFO kablam!     Checking atty v0.2.6
Aug 29 14:03:11.880 INFO kablam!     Checking which v1.0.3
Aug 29 14:03:12.406 INFO kablam!     Checking crossbeam-utils v0.3.2
Aug 29 14:03:12.461 INFO kablam!     Checking log v0.4.1
Aug 29 14:03:13.226 INFO kablam!     Checking net2 v0.2.32
Aug 29 14:03:16.233 INFO kablam!     Checking arrayvec v0.4.7
Aug 29 14:03:16.587 INFO kablam!     Checking unreachable v1.0.0
Aug 29 14:03:17.291 INFO kablam!    Compiling proc-macro2 v0.4.6
Aug 29 14:03:17.419 INFO kablam!     Checking futures-core v0.2.1
Aug 29 14:03:18.499 INFO kablam!     Checking coco v0.1.1
Aug 29 14:03:18.625 INFO kablam!     Checking proc-macro2 v0.2.2
Aug 29 14:03:18.807 INFO kablam!    Compiling clang-sys v0.21.1
Aug 29 14:03:19.110 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_span' (see issue #38356)
Aug 29 14:03:19.110 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:284:13
Aug 29 14:03:19.110 INFO kablam!     |
Aug 29 14:03:19.110 INFO kablam! 284 |     Nightly(proc_macro::SourceFile, FileName),
Aug 29 14:03:19.110 INFO kablam!     |             ^^^^^^^^^^^^^^^^^^^^^^
Aug 29 14:03:19.126 INFO kablam!     |
Aug 29 14:03:19.127 INFO kablam!     = help: add #![feature(proc_macro_span)] to the crate attributes to enable
Aug 29 14:03:19.127 INFO kablam! 
Aug 29 14:03:19.127 INFO kablam!     Checking bytes v0.4.6
Aug 29 14:03:19.128 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_span' (see issue #38356)
Aug 29 14:03:19.128 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:289:20
Aug 29 14:03:19.128 INFO kablam!     |
Aug 29 14:03:19.128 INFO kablam! 289 |     fn nightly(sf: proc_macro::SourceFile) -> Self {
Aug 29 14:03:19.128 INFO kablam!     |                    ^^^^^^^^^^^^^^^^^^^^^^
Aug 29 14:03:19.129 INFO kablam!     |
Aug 29 14:03:19.129 INFO kablam!     = help: add #![feature(proc_macro_span)] to the crate attributes to enable
Aug 29 14:03:19.129 INFO kablam! 
Aug 29 14:03:19.937 INFO kablam!     Checking aho-corasick v0.6.4
Aug 29 14:03:22.577 INFO kablam!     Checking nom v3.2.1
Aug 29 14:03:22.581 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_span' (see issue #38356)
Aug 29 14:03:22.581 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:290:45
Aug 29 14:03:22.581 INFO kablam!     |
Aug 29 14:03:22.582 INFO kablam! 290 |         let filename = stable::file_name(sf.path().to_string());
Aug 29 14:03:22.582 INFO kablam!     |                                             ^^^^
Aug 29 14:03:22.582 INFO kablam!     |
Aug 29 14:03:22.582 INFO kablam!     = help: add #![feature(proc_macro_span)] to the crate attributes to enable
Aug 29 14:03:22.582 INFO kablam! 
Aug 29 14:03:23.026 INFO kablam! error[E0599]: no method named `to_string` found for type `std::path::PathBuf` in the current scope
Aug 29 14:03:23.026 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:290:52
Aug 29 14:03:23.026 INFO kablam!     |
Aug 29 14:03:23.026 INFO kablam! 290 |         let filename = stable::file_name(sf.path().to_string());
Aug 29 14:03:23.026 INFO kablam!     |                                                    ^^^^^^^^^
Aug 29 14:03:23.026 INFO kablam!     |
Aug 29 14:03:23.027 INFO kablam!     = note: the method `to_string` exists but the following trait bounds were not satisfied:
Aug 29 14:03:23.027 INFO kablam!             `std::path::PathBuf : std::string::ToString`
Aug 29 14:03:23.027 INFO kablam!             `std::path::Path : std::string::ToString`
Aug 29 14:03:23.027 INFO kablam!     = help: did you mean `to_str`?
Aug 29 14:03:23.027 INFO kablam! 
Aug 29 14:03:23.039 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_span' (see issue #38356)
Aug 29 14:03:23.039 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:304:44
Aug 29 14:03:23.040 INFO kablam!     |
Aug 29 14:03:23.040 INFO kablam! 304 |             SourceFile::Nightly(a, _) => a.is_real(),
Aug 29 14:03:23.040 INFO kablam!     |                                            ^^^^^^^
Aug 29 14:03:23.040 INFO kablam!     |
Aug 29 14:03:23.040 INFO kablam!     = help: add #![feature(proc_macro_span)] to the crate attributes to enable
Aug 29 14:03:23.040 INFO kablam! 
Aug 29 14:03:23.042 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_span' (see issue #38356)
Aug 29 14:03:23.042 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:347:27
Aug 29 14:03:23.042 INFO kablam!     |
Aug 29 14:03:23.042 INFO kablam! 347 |             Span::Nightly(proc_macro::Span::def_site())
Aug 29 14:03:23.042 INFO kablam!     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 29 14:03:23.042 INFO kablam!     |
Aug 29 14:03:23.042 INFO kablam!     = help: add #![feature(proc_macro_span)] to the crate attributes to enable
Aug 29 14:03:23.042 INFO kablam! 
Aug 29 14:03:23.043 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_span' (see issue #38356)
Aug 29 14:03:23.043 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:355:69
Aug 29 14:03:23.043 INFO kablam!     |
Aug 29 14:03:23.043 INFO kablam! 355 |             (Span::Nightly(a), Span::Nightly(b)) => Span::Nightly(a.resolved_at(b)),
Aug 29 14:03:23.043 INFO kablam!     |                                                                     ^^^^^^^^^^^
Aug 29 14:03:23.043 INFO kablam!     |
Aug 29 14:03:23.043 INFO kablam!     = help: add #![feature(proc_macro_span)] to the crate attributes to enable
Aug 29 14:03:23.043 INFO kablam! 
Aug 29 14:03:23.044 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_span' (see issue #38356)
Aug 29 14:03:23.044 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:363:69
Aug 29 14:03:23.044 INFO kablam!     |
Aug 29 14:03:23.044 INFO kablam! 363 |             (Span::Nightly(a), Span::Nightly(b)) => Span::Nightly(a.located_at(b)),
Aug 29 14:03:23.044 INFO kablam!     |                                                                     ^^^^^^^^^^
Aug 29 14:03:23.058 INFO kablam!     |
Aug 29 14:03:23.059 INFO kablam!     = help: add #![feature(proc_macro_span)] to the crate attributes to enable
Aug 29 14:03:23.059 INFO kablam! 
Aug 29 14:03:23.060 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_span' (see issue #38356)
Aug 29 14:03:23.060 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:424:55
Aug 29 14:03:23.060 INFO kablam!     |
Aug 29 14:03:23.060 INFO kablam! 424 |             (Span::Nightly(a), Span::Nightly(b)) => a.eq(b),
Aug 29 14:03:23.060 INFO kablam!     |                                                       ^^
Aug 29 14:03:23.066 INFO kablam!     |
Aug 29 14:03:23.066 INFO kablam!     = help: add #![feature(proc_macro_span)] to the crate attributes to enable
Aug 29 14:03:23.066 INFO kablam! 
Aug 29 14:03:23.071 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_raw_ident' (see issue #38356)
Aug 29 14:03:23.071 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:475:48
Aug 29 14:03:23.071 INFO kablam!     |
Aug 29 14:03:23.071 INFO kablam! 475 |             Span::Nightly(s) => Ident::Nightly(proc_macro::Ident::new_raw(string, s)),
Aug 29 14:03:23.071 INFO kablam!     |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 29 14:03:23.086 INFO kablam!     |
Aug 29 14:03:23.086 INFO kablam!     = help: add #![feature(proc_macro_raw_ident)] to the crate attributes to enable
Aug 29 14:03:23.087 INFO kablam! 
Aug 29 14:03:23.217 INFO kablam! error: aborting due to 10 previous errors
Aug 29 14:03:23.217 INFO kablam! 
Aug 29 14:03:23.217 INFO kablam! Some errors occurred: E0599, E0658.
Aug 29 14:03:23.217 INFO kablam! For more information about an error, try `rustc --explain E0599`.
Aug 29 14:03:23.283 INFO kablam! error: Could not compile `proc-macro2`.
Aug 29 14:03:23.283 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 29 14:03:28.202 INFO kablam! error: build failed
Aug 29 14:03:28.204 INFO kablam! su: No module specific data is present
Aug 29 14:03:28.600 INFO running `"docker" "rm" "-f" "c9b434a9d738505ca9781720b5388ea1116e7c09a3647eab9a953866882a96da"`
Aug 29 14:03:28.693 INFO blam! c9b434a9d738505ca9781720b5388ea1116e7c09a3647eab9a953866882a96da