Sep 01 11:36:57.804 INFO checking yoshuawuyts/spec-rust against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53851
Sep 01 11:36:57.804 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 01 11:36:57.804 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53851/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-1/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/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 +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 11:36:58.126 INFO blam! fc10d34cab9acd248b99f42c4cc120f4edc9c4f883b2e581c73466190acf0495
Sep 01 11:36:58.128 INFO running `"docker" "start" "-a" "fc10d34cab9acd248b99f42c4cc120f4edc9c4f883b2e581c73466190acf0495"`
Sep 01 11:36:59.348 INFO kablam!     Checking either v1.4.0
Sep 01 11:36:59.348 INFO kablam!     Checking nodrop v0.1.12
Sep 01 11:36:59.358 INFO kablam!     Checking cfg-if v0.1.2
Sep 01 11:36:59.370 INFO kablam!    Compiling unicode-xid v0.0.4
Sep 01 11:36:59.387 INFO kablam!     Checking memoffset v0.2.1
Sep 01 11:36:59.402 INFO kablam!    Compiling unicode-xid v0.1.0
Sep 01 11:36:59.426 INFO kablam!     Checking lazy_static v1.0.0
Sep 01 11:36:59.458 INFO kablam!    Compiling cc v1.0.17
Sep 01 11:36:59.874 INFO kablam!     Checking byteorder v1.2.1
Sep 01 11:36:59.905 INFO kablam!     Checking void v1.0.2
Sep 01 11:36:59.966 INFO kablam!     Checking scopeguard v0.3.3
Sep 01 11:37:00.279 INFO kablam!    Compiling libloading v0.4.3
Sep 01 11:37:00.567 INFO kablam!    Compiling quote v0.3.15
Sep 01 11:37:00.567 INFO kablam!     Checking lazycell v0.6.0
Sep 01 11:37:00.902 INFO kablam!    Compiling glob v0.2.11
Sep 01 11:37:00.917 INFO kablam!     Checking slab v0.4.0
Sep 01 11:37:01.752 INFO kablam!     Checking futures v0.1.21
Sep 01 11:37:01.923 INFO kablam!     Checking regex-syntax v0.4.2
Sep 01 11:37:02.745 INFO kablam!     Checking utf8-ranges v1.0.0
Sep 01 11:37:03.999 INFO kablam!    Compiling rayon-core v1.3.0
Sep 01 11:37:05.346 INFO kablam!     Checking unicode-width v0.1.4
Sep 01 11:37:06.734 INFO kablam!     Checking vec_map v0.8.0
Sep 01 11:37:06.749 INFO kablam!     Checking rustc-demangle v0.1.8
Sep 01 11:37:06.830 INFO kablam!     Checking bitflags v1.0.1
Sep 01 11:37:07.989 INFO kablam!     Checking ansi_term v0.10.2
Sep 01 11:37:08.485 INFO kablam!     Checking strsim v0.7.0
Sep 01 11:37:09.045 INFO kablam!    Compiling bindgen v0.32.3
Sep 01 11:37:10.655 INFO kablam!    Compiling nix v0.10.0
Sep 01 11:37:14.590 INFO kablam!     Checking futures-await-await-macro v0.1.1
Sep 01 11:37:14.900 INFO kablam!     Checking peeking_take_while v0.1.2
Sep 01 11:37:15.043 INFO kablam!     Checking iovec v0.1.2
Sep 01 11:37:15.069 INFO kablam!     Checking memchr v2.0.1
Sep 01 11:37:15.526 INFO kablam!     Checking num_cpus v1.8.0
Sep 01 11:37:16.596 INFO kablam!     Checking memchr v1.0.2
Sep 01 11:37:16.615 INFO kablam!     Checking atty v0.2.6
Sep 01 11:37:16.747 INFO kablam!     Checking which v1.0.3
Sep 01 11:37:16.770 INFO kablam!     Checking crossbeam-utils v0.3.2
Sep 01 11:37:17.193 INFO kablam!     Checking log v0.4.1
Sep 01 11:37:17.202 INFO kablam!     Checking net2 v0.2.32
Sep 01 11:37:17.691 INFO kablam!     Checking arrayvec v0.4.7
Sep 01 11:37:17.719 INFO kablam!    Compiling synom v0.11.3
Sep 01 11:37:17.983 INFO kablam!    Compiling proc-macro2 v0.4.6
Sep 01 11:37:18.698 INFO kablam!     Checking unreachable v1.0.0
Sep 01 11:37:19.283 INFO kablam!     Checking futures-core v0.2.1
Sep 01 11:37:19.341 INFO kablam!     Checking coco v0.1.1
Sep 01 11:37:19.525 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_span' (see issue #38356)
Sep 01 11:37:19.525 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:284:13
Sep 01 11:37:19.525 INFO kablam!     |
Sep 01 11:37:19.526 INFO kablam! 284 |     Nightly(proc_macro::SourceFile, FileName),
Sep 01 11:37:19.526 INFO kablam!     |             ^^^^^^^^^^^^^^^^^^^^^^
Sep 01 11:37:19.526 INFO kablam!     |
Sep 01 11:37:19.526 INFO kablam!     = help: add #![feature(proc_macro_span)] to the crate attributes to enable
Sep 01 11:37:19.526 INFO kablam! 
Sep 01 11:37:19.527 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_span' (see issue #38356)
Sep 01 11:37:19.527 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:289:20
Sep 01 11:37:19.527 INFO kablam!     |
Sep 01 11:37:19.527 INFO kablam! 289 |     fn nightly(sf: proc_macro::SourceFile) -> Self {
Sep 01 11:37:19.527 INFO kablam!     |                    ^^^^^^^^^^^^^^^^^^^^^^
Sep 01 11:37:19.527 INFO kablam!     |
Sep 01 11:37:19.527 INFO kablam!     = help: add #![feature(proc_macro_span)] to the crate attributes to enable
Sep 01 11:37:19.527 INFO kablam! 
Sep 01 11:37:20.335 INFO kablam!     Checking proc-macro2 v0.2.2
Sep 01 11:37:20.405 INFO kablam!     Checking textwrap v0.9.0
Sep 01 11:37:21.359 INFO kablam!    Compiling clang-sys v0.21.1
Sep 01 11:37:21.538 INFO kablam!     Checking bytes v0.4.6
Sep 01 11:37:22.305 INFO kablam!     Checking aho-corasick v0.6.4
Sep 01 11:37:22.705 INFO kablam!    Compiling backtrace-sys v0.1.23
Sep 01 11:37:22.949 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_span' (see issue #38356)
Sep 01 11:37:22.949 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:290:45
Sep 01 11:37:22.949 INFO kablam!     |
Sep 01 11:37:22.949 INFO kablam! 290 |         let filename = stable::file_name(sf.path().to_string());
Sep 01 11:37:22.949 INFO kablam!     |                                             ^^^^
Sep 01 11:37:22.949 INFO kablam!     |
Sep 01 11:37:22.949 INFO kablam!     = help: add #![feature(proc_macro_span)] to the crate attributes to enable
Sep 01 11:37:22.949 INFO kablam! 
Sep 01 11:37:23.260 INFO kablam! error[E0599]: no method named `to_string` found for type `std::path::PathBuf` in the current scope
Sep 01 11:37:23.260 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:290:52
Sep 01 11:37:23.261 INFO kablam!     |
Sep 01 11:37:23.261 INFO kablam! 290 |         let filename = stable::file_name(sf.path().to_string());
Sep 01 11:37:23.261 INFO kablam!     |                                                    ^^^^^^^^^
Sep 01 11:37:23.261 INFO kablam!     |
Sep 01 11:37:23.261 INFO kablam!     = note: the method `to_string` exists but the following trait bounds were not satisfied:
Sep 01 11:37:23.261 INFO kablam!             `std::path::PathBuf : std::string::ToString`
Sep 01 11:37:23.261 INFO kablam!             `std::path::Path : std::string::ToString`
Sep 01 11:37:23.262 INFO kablam!     = help: did you mean `to_str`?
Sep 01 11:37:23.262 INFO kablam! 
Sep 01 11:37:23.264 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_span' (see issue #38356)
Sep 01 11:37:23.264 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:304:44
Sep 01 11:37:23.264 INFO kablam!     |
Sep 01 11:37:23.264 INFO kablam! 304 |             SourceFile::Nightly(a, _) => a.is_real(),
Sep 01 11:37:23.264 INFO kablam!     |                                            ^^^^^^^
Sep 01 11:37:23.270 INFO kablam!     |
Sep 01 11:37:23.271 INFO kablam!     = help: add #![feature(proc_macro_span)] to the crate attributes to enable
Sep 01 11:37:23.271 INFO kablam! 
Sep 01 11:37:23.274 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_span' (see issue #38356)
Sep 01 11:37:23.274 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:347:27
Sep 01 11:37:23.274 INFO kablam!     |
Sep 01 11:37:23.274 INFO kablam! 347 |             Span::Nightly(proc_macro::Span::def_site())
Sep 01 11:37:23.274 INFO kablam!     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 11:37:23.275 INFO kablam!     |
Sep 01 11:37:23.275 INFO kablam!     = help: add #![feature(proc_macro_span)] to the crate attributes to enable
Sep 01 11:37:23.275 INFO kablam! 
Sep 01 11:37:23.277 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_span' (see issue #38356)
Sep 01 11:37:23.277 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:355:69
Sep 01 11:37:23.277 INFO kablam!     |
Sep 01 11:37:23.277 INFO kablam! 355 |             (Span::Nightly(a), Span::Nightly(b)) => Span::Nightly(a.resolved_at(b)),
Sep 01 11:37:23.277 INFO kablam!     |                                                                     ^^^^^^^^^^^
Sep 01 11:37:23.277 INFO kablam!     |
Sep 01 11:37:23.278 INFO kablam!     = help: add #![feature(proc_macro_span)] to the crate attributes to enable
Sep 01 11:37:23.278 INFO kablam! 
Sep 01 11:37:23.279 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_span' (see issue #38356)
Sep 01 11:37:23.279 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:363:69
Sep 01 11:37:23.280 INFO kablam!     |
Sep 01 11:37:23.280 INFO kablam! 363 |             (Span::Nightly(a), Span::Nightly(b)) => Span::Nightly(a.located_at(b)),
Sep 01 11:37:23.280 INFO kablam!     |                                                                     ^^^^^^^^^^
Sep 01 11:37:23.280 INFO kablam!     |
Sep 01 11:37:23.280 INFO kablam!     = help: add #![feature(proc_macro_span)] to the crate attributes to enable
Sep 01 11:37:23.286 INFO kablam! 
Sep 01 11:37:23.288 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_span' (see issue #38356)
Sep 01 11:37:23.288 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:424:55
Sep 01 11:37:23.288 INFO kablam!     |
Sep 01 11:37:23.288 INFO kablam! 424 |             (Span::Nightly(a), Span::Nightly(b)) => a.eq(b),
Sep 01 11:37:23.288 INFO kablam!     |                                                       ^^
Sep 01 11:37:23.289 INFO kablam!     |
Sep 01 11:37:23.289 INFO kablam!     = help: add #![feature(proc_macro_span)] to the crate attributes to enable
Sep 01 11:37:23.289 INFO kablam! 
Sep 01 11:37:23.294 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_raw_ident' (see issue #38356)
Sep 01 11:37:23.294 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:475:48
Sep 01 11:37:23.295 INFO kablam!     |
Sep 01 11:37:23.295 INFO kablam! 475 |             Span::Nightly(s) => Ident::Nightly(proc_macro::Ident::new_raw(string, s)),
Sep 01 11:37:23.295 INFO kablam!     |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 11:37:23.298 INFO kablam!     |
Sep 01 11:37:23.299 INFO kablam!     = help: add #![feature(proc_macro_raw_ident)] to the crate attributes to enable
Sep 01 11:37:23.299 INFO kablam! 
Sep 01 11:37:23.436 INFO kablam! error: aborting due to 10 previous errors
Sep 01 11:37:23.442 INFO kablam! 
Sep 01 11:37:23.443 INFO kablam! Some errors occurred: E0599, E0658.
Sep 01 11:37:23.443 INFO kablam! For more information about an error, try `rustc --explain E0599`.
Sep 01 11:37:23.477 INFO kablam! error: Could not compile `proc-macro2`.
Sep 01 11:37:23.477 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 01 11:37:25.666 INFO kablam! error: build failed
Sep 01 11:37:25.668 INFO kablam! su: No module specific data is present
Sep 01 11:37:26.142 INFO running `"docker" "rm" "-f" "fc10d34cab9acd248b99f42c4cc120f4edc9c4f883b2e581c73466190acf0495"`
Sep 01 11:37:26.241 INFO blam! fc10d34cab9acd248b99f42c4cc120f4edc9c4f883b2e581c73466190acf0495