Sep 03 14:42:34.555 INFO checking yoshuawuyts/spec-rust against try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0 for pr-53893
Sep 03 14:42:34.556 INFO running: cargo +6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0-alt check --frozen --all --all-targets
Sep 03 14:42:34.556 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53893/try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-2/try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0:/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 +6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 03 14:42:34.823 INFO blam! 7b88a632a90624c7df6ce156fa815369b01cebe241da3bfc19cefeef9d6de8a9
Sep 03 14:42:34.825 INFO running `"docker" "start" "-a" "7b88a632a90624c7df6ce156fa815369b01cebe241da3bfc19cefeef9d6de8a9"`
Sep 03 14:42:36.207 INFO kablam!     Checking either v1.4.0
Sep 03 14:42:36.207 INFO kablam!     Checking cfg-if v0.1.2
Sep 03 14:42:36.207 INFO kablam!     Checking nodrop v0.1.12
Sep 03 14:42:36.207 INFO kablam!     Checking byteorder v1.2.1
Sep 03 14:42:36.207 INFO kablam!    Compiling cc v1.0.17
Sep 03 14:42:36.207 INFO kablam!     Checking scopeguard v0.3.3
Sep 03 14:42:36.215 INFO kablam!     Checking void v1.0.2
Sep 03 14:42:36.226 INFO kablam!     Checking lazy_static v1.0.0
Sep 03 14:42:36.569 INFO kablam!    Compiling unicode-xid v0.1.0
Sep 03 14:42:36.916 INFO kablam!    Compiling unicode-xid v0.0.4
Sep 03 14:42:36.991 INFO kablam!     Checking memoffset v0.2.1
Sep 03 14:42:37.090 INFO kablam!     Checking slab v0.4.0
Sep 03 14:42:37.350 INFO kablam!    Compiling libloading v0.4.3
Sep 03 14:42:37.529 INFO kablam!     Checking lazycell v0.6.0
Sep 03 14:42:37.979 INFO kablam!    Compiling glob v0.2.11
Sep 03 14:42:38.489 INFO kablam!    Compiling quote v0.3.15
Sep 03 14:42:38.553 INFO kablam!     Checking futures v0.1.21
Sep 03 14:42:38.621 INFO kablam!     Checking utf8-ranges v1.0.0
Sep 03 14:42:38.852 INFO kablam!    Compiling rayon-core v1.3.0
Sep 03 14:42:41.028 INFO kablam!     Checking regex-syntax v0.4.2
Sep 03 14:42:41.589 INFO kablam!    Compiling bindgen v0.32.3
Sep 03 14:42:42.027 INFO kablam!     Checking strsim v0.7.0
Sep 03 14:42:44.195 INFO kablam!     Checking ansi_term v0.10.2
Sep 03 14:42:45.521 INFO kablam!     Checking rustc-demangle v0.1.8
Sep 03 14:42:45.695 INFO kablam!    Compiling nix v0.10.0
Sep 03 14:42:46.456 INFO kablam!     Checking bitflags v1.0.1
Sep 03 14:42:47.781 INFO kablam!     Checking peeking_take_while v0.1.2
Sep 03 14:42:48.602 INFO kablam!     Checking futures-await-await-macro v0.1.1
Sep 03 14:42:49.079 INFO kablam!     Checking iovec v0.1.2
Sep 03 14:42:50.237 INFO kablam!     Checking num_cpus v1.8.0
Sep 03 14:42:50.777 INFO kablam!     Checking memchr v2.0.1
Sep 03 14:42:52.090 INFO kablam!     Checking memchr v1.0.2
Sep 03 14:42:52.201 INFO kablam!     Checking atty v0.2.6
Sep 03 14:42:52.296 INFO kablam!     Checking which v1.0.3
Sep 03 14:42:52.999 INFO kablam!     Checking crossbeam-utils v0.3.2
Sep 03 14:42:53.470 INFO kablam!     Checking net2 v0.2.32
Sep 03 14:42:53.622 INFO kablam!     Checking log v0.4.1
Sep 03 14:42:53.937 INFO kablam!     Checking arrayvec v0.4.7
Sep 03 14:42:54.137 INFO kablam!     Checking unreachable v1.0.0
Sep 03 14:42:54.247 INFO kablam!    Compiling proc-macro2 v0.4.6
Sep 03 14:42:54.645 INFO kablam!    Compiling synom v0.11.3
Sep 03 14:42:55.248 INFO kablam!     Checking futures-core v0.2.1
Sep 03 14:42:55.675 INFO kablam!     Checking coco v0.1.1
Sep 03 14:42:55.746 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_span' (see issue #38356)
Sep 03 14:42:55.746 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:284:13
Sep 03 14:42:55.746 INFO kablam!     |
Sep 03 14:42:55.746 INFO kablam! 284 |     Nightly(proc_macro::SourceFile, FileName),
Sep 03 14:42:55.746 INFO kablam!     |             ^^^^^^^^^^^^^^^^^^^^^^
Sep 03 14:42:55.747 INFO kablam!     |
Sep 03 14:42:55.747 INFO kablam!     = help: add #![feature(proc_macro_span)] to the crate attributes to enable
Sep 03 14:42:55.747 INFO kablam! 
Sep 03 14:42:55.747 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_span' (see issue #38356)
Sep 03 14:42:55.747 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:289:20
Sep 03 14:42:55.747 INFO kablam!     |
Sep 03 14:42:55.747 INFO kablam! 289 |     fn nightly(sf: proc_macro::SourceFile) -> Self {
Sep 03 14:42:55.747 INFO kablam!     |                    ^^^^^^^^^^^^^^^^^^^^^^
Sep 03 14:42:55.747 INFO kablam!     |
Sep 03 14:42:55.747 INFO kablam!     = help: add #![feature(proc_macro_span)] to the crate attributes to enable
Sep 03 14:42:55.747 INFO kablam! 
Sep 03 14:42:57.379 INFO kablam!     Checking textwrap v0.9.0
Sep 03 14:42:57.520 INFO kablam!     Checking proc-macro2 v0.2.2
Sep 03 14:42:57.664 INFO kablam!     Checking bytes v0.4.6
Sep 03 14:42:57.739 INFO kablam!     Checking aho-corasick v0.6.4
Sep 03 14:42:58.344 INFO kablam!    Compiling clang-sys v0.21.1
Sep 03 14:42:59.048 INFO kablam!     Checking nom v3.2.1
Sep 03 14:42:59.217 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_span' (see issue #38356)
Sep 03 14:42:59.217 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:290:45
Sep 03 14:42:59.217 INFO kablam!     |
Sep 03 14:42:59.217 INFO kablam! 290 |         let filename = stable::file_name(sf.path().to_string());
Sep 03 14:42:59.218 INFO kablam!     |                                             ^^^^
Sep 03 14:42:59.218 INFO kablam!     |
Sep 03 14:42:59.218 INFO kablam!     = help: add #![feature(proc_macro_span)] to the crate attributes to enable
Sep 03 14:42:59.218 INFO kablam! 
Sep 03 14:42:59.497 INFO kablam! error[E0599]: no method named `to_string` found for type `std::path::PathBuf` in the current scope
Sep 03 14:42:59.497 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:290:52
Sep 03 14:42:59.497 INFO kablam!     |
Sep 03 14:42:59.497 INFO kablam! 290 |         let filename = stable::file_name(sf.path().to_string());
Sep 03 14:42:59.497 INFO kablam!     |                                                    ^^^^^^^^^
Sep 03 14:42:59.497 INFO kablam!     |
Sep 03 14:42:59.497 INFO kablam!     = note: the method `to_string` exists but the following trait bounds were not satisfied:
Sep 03 14:42:59.497 INFO kablam!             `std::path::PathBuf : std::string::ToString`
Sep 03 14:42:59.497 INFO kablam!             `std::path::Path : std::string::ToString`
Sep 03 14:42:59.497 INFO kablam!     = help: did you mean `to_str`?
Sep 03 14:42:59.497 INFO kablam! 
Sep 03 14:42:59.498 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_span' (see issue #38356)
Sep 03 14:42:59.498 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:304:44
Sep 03 14:42:59.498 INFO kablam!     |
Sep 03 14:42:59.498 INFO kablam! 304 |             SourceFile::Nightly(a, _) => a.is_real(),
Sep 03 14:42:59.498 INFO kablam!     |                                            ^^^^^^^
Sep 03 14:42:59.498 INFO kablam!     |
Sep 03 14:42:59.498 INFO kablam!     = help: add #![feature(proc_macro_span)] to the crate attributes to enable
Sep 03 14:42:59.498 INFO kablam! 
Sep 03 14:42:59.517 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_span' (see issue #38356)
Sep 03 14:42:59.517 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:347:27
Sep 03 14:42:59.517 INFO kablam!     |
Sep 03 14:42:59.517 INFO kablam! 347 |             Span::Nightly(proc_macro::Span::def_site())
Sep 03 14:42:59.517 INFO kablam!     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 03 14:42:59.517 INFO kablam!     |
Sep 03 14:42:59.517 INFO kablam!     = help: add #![feature(proc_macro_span)] to the crate attributes to enable
Sep 03 14:42:59.517 INFO kablam! 
Sep 03 14:42:59.518 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_span' (see issue #38356)
Sep 03 14:42:59.518 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:355:69
Sep 03 14:42:59.518 INFO kablam!     |
Sep 03 14:42:59.518 INFO kablam! 355 |             (Span::Nightly(a), Span::Nightly(b)) => Span::Nightly(a.resolved_at(b)),
Sep 03 14:42:59.518 INFO kablam!     |                                                                     ^^^^^^^^^^^
Sep 03 14:42:59.518 INFO kablam!     |
Sep 03 14:42:59.518 INFO kablam!     = help: add #![feature(proc_macro_span)] to the crate attributes to enable
Sep 03 14:42:59.518 INFO kablam! 
Sep 03 14:42:59.527 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_span' (see issue #38356)
Sep 03 14:42:59.527 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:363:69
Sep 03 14:42:59.527 INFO kablam!     |
Sep 03 14:42:59.527 INFO kablam! 363 |             (Span::Nightly(a), Span::Nightly(b)) => Span::Nightly(a.located_at(b)),
Sep 03 14:42:59.527 INFO kablam!     |                                                                     ^^^^^^^^^^
Sep 03 14:42:59.527 INFO kablam!     |
Sep 03 14:42:59.527 INFO kablam!     = help: add #![feature(proc_macro_span)] to the crate attributes to enable
Sep 03 14:42:59.528 INFO kablam! 
Sep 03 14:42:59.528 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_span' (see issue #38356)
Sep 03 14:42:59.528 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:424:55
Sep 03 14:42:59.529 INFO kablam!     |
Sep 03 14:42:59.529 INFO kablam! 424 |             (Span::Nightly(a), Span::Nightly(b)) => a.eq(b),
Sep 03 14:42:59.529 INFO kablam!     |                                                       ^^
Sep 03 14:42:59.529 INFO kablam!     |
Sep 03 14:42:59.529 INFO kablam!     = help: add #![feature(proc_macro_span)] to the crate attributes to enable
Sep 03 14:42:59.529 INFO kablam! 
Sep 03 14:42:59.541 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_raw_ident' (see issue #38356)
Sep 03 14:42:59.541 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:475:48
Sep 03 14:42:59.541 INFO kablam!     |
Sep 03 14:42:59.542 INFO kablam! 475 |             Span::Nightly(s) => Ident::Nightly(proc_macro::Ident::new_raw(string, s)),
Sep 03 14:42:59.542 INFO kablam!     |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 03 14:42:59.542 INFO kablam!     |
Sep 03 14:42:59.542 INFO kablam!     = help: add #![feature(proc_macro_raw_ident)] to the crate attributes to enable
Sep 03 14:42:59.542 INFO kablam! 
Sep 03 14:42:59.680 INFO kablam! error: aborting due to 10 previous errors
Sep 03 14:42:59.680 INFO kablam! 
Sep 03 14:42:59.680 INFO kablam! Some errors occurred: E0599, E0658.
Sep 03 14:42:59.680 INFO kablam! For more information about an error, try `rustc --explain E0599`.
Sep 03 14:42:59.722 INFO kablam! error: Could not compile `proc-macro2`.
Sep 03 14:42:59.723 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 03 14:43:04.493 INFO kablam! error: build failed
Sep 03 14:43:04.494 INFO kablam! su: No module specific data is present
Sep 03 14:43:04.990 INFO running `"docker" "rm" "-f" "7b88a632a90624c7df6ce156fa815369b01cebe241da3bfc19cefeef9d6de8a9"`
Sep 03 14:43:05.125 INFO blam! 7b88a632a90624c7df6ce156fa815369b01cebe241da3bfc19cefeef9d6de8a9