Sep 03 18:26:01.327 INFO checking iovxw/rssbot against master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c for pr-53893
Sep 03 18:26:01.327 INFO running: cargo +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets
Sep 03 18:26:01.327 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53893/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-1/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/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 +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 03 18:26:01.577 INFO blam! 09c75d6acf1746e3e0b48f8e04d391a696459113936226b476f9308884c61978
Sep 03 18:26:01.580 INFO running `"docker" "start" "-a" "09c75d6acf1746e3e0b48f8e04d391a696459113936226b476f9308884c61978"`
Sep 03 18:26:02.788 INFO kablam!     Checking either v1.5.0
Sep 03 18:26:02.827 INFO kablam!     Checking unicode-xid v0.0.4
Sep 03 18:26:02.827 INFO kablam!     Checking quote v0.3.15
Sep 03 18:26:02.832 INFO kablam!     Checking crossbeam-utils v0.3.2
Sep 03 18:26:02.832 INFO kablam!     Checking log v0.4.2
Sep 03 18:26:02.832 INFO kablam!     Checking encoding_rs v0.7.2
Sep 03 18:26:02.839 INFO kablam!     Checking net2 v0.2.32
Sep 03 18:26:02.849 INFO kablam!     Checking socket2 v0.3.6
Sep 03 18:26:03.901 INFO kablam!     Checking memchr v1.0.2
Sep 03 18:26:05.223 INFO kablam!    Compiling phf_shared v0.7.22
Sep 03 18:26:05.580 INFO kablam!    Compiling memchr v2.0.1
Sep 03 18:26:05.671 INFO kablam!    Compiling regex-syntax v0.5.6
Sep 03 18:26:06.141 INFO kablam!    Compiling proc-macro2 v0.4.6
Sep 03 18:26:07.305 INFO kablam!     Checking synom v0.11.3
Sep 03 18:26:07.387 INFO kablam!     Checking crossbeam-epoch v0.4.3
Sep 03 18:26:07.609 INFO kablam!    Compiling libz-sys v1.0.18
Sep 03 18:26:08.184 INFO kablam!     Checking futures-core v0.2.1
Sep 03 18:26:08.314 INFO kablam!    Compiling thread_local v0.3.5
Sep 03 18:26:09.132 INFO kablam!     Checking log v0.3.9
Sep 03 18:26:09.706 INFO kablam!     Checking tokio-io v0.1.7
Sep 03 18:26:10.056 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_span' (see issue #38356)
Sep 03 18:26:10.056 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:284:13
Sep 03 18:26:10.057 INFO kablam!     |
Sep 03 18:26:10.057 INFO kablam! 284 |     Nightly(proc_macro::SourceFile, FileName),
Sep 03 18:26:10.057 INFO kablam!     |             ^^^^^^^^^^^^^^^^^^^^^^
Sep 03 18:26:10.057 INFO kablam!     |
Sep 03 18:26:10.057 INFO kablam!     = help: add #![feature(proc_macro_span)] to the crate attributes to enable
Sep 03 18:26:10.057 INFO kablam! 
Sep 03 18:26:10.057 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_span' (see issue #38356)
Sep 03 18:26:10.057 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:289:20
Sep 03 18:26:10.057 INFO kablam!     |
Sep 03 18:26:10.058 INFO kablam! 289 |     fn nightly(sf: proc_macro::SourceFile) -> Self {
Sep 03 18:26:10.058 INFO kablam!     |                    ^^^^^^^^^^^^^^^^^^^^^^
Sep 03 18:26:10.058 INFO kablam!     |
Sep 03 18:26:10.058 INFO kablam!     = help: add #![feature(proc_macro_span)] to the crate attributes to enable
Sep 03 18:26:10.058 INFO kablam! 
Sep 03 18:26:11.293 INFO kablam!     Checking mio v0.6.14
Sep 03 18:26:11.717 INFO kablam!    Compiling phf_generator v0.7.22
Sep 03 18:26:11.720 INFO kablam!    Compiling curl-sys v0.4.5
Sep 03 18:26:11.870 INFO kablam!    Compiling aho-corasick v0.6.4
Sep 03 18:26:12.319 INFO kablam!     Checking syn v0.11.11
Sep 03 18:26:12.926 INFO kablam!     Checking phf v0.7.22
Sep 03 18:26:13.022 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_span' (see issue #38356)
Sep 03 18:26:13.022 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:290:45
Sep 03 18:26:13.022 INFO kablam!     |
Sep 03 18:26:13.022 INFO kablam! 290 |         let filename = stable::file_name(sf.path().to_string());
Sep 03 18:26:13.022 INFO kablam!     |                                             ^^^^
Sep 03 18:26:13.022 INFO kablam!     |
Sep 03 18:26:13.022 INFO kablam!     = help: add #![feature(proc_macro_span)] to the crate attributes to enable
Sep 03 18:26:13.022 INFO kablam! 
Sep 03 18:26:13.332 INFO kablam! error[E0599]: no method named `to_string` found for type `std::path::PathBuf` in the current scope
Sep 03 18:26:13.332 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:290:52
Sep 03 18:26:13.332 INFO kablam!     |
Sep 03 18:26:13.332 INFO kablam! 290 |         let filename = stable::file_name(sf.path().to_string());
Sep 03 18:26:13.332 INFO kablam!     |                                                    ^^^^^^^^^
Sep 03 18:26:13.332 INFO kablam!     |
Sep 03 18:26:13.332 INFO kablam!     = note: the method `to_string` exists but the following trait bounds were not satisfied:
Sep 03 18:26:13.332 INFO kablam!             `std::path::PathBuf : std::string::ToString`
Sep 03 18:26:13.332 INFO kablam!             `std::path::Path : std::string::ToString`
Sep 03 18:26:13.332 INFO kablam!     = help: did you mean `to_str`?
Sep 03 18:26:13.332 INFO kablam! 
Sep 03 18:26:13.333 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_span' (see issue #38356)
Sep 03 18:26:13.333 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:304:44
Sep 03 18:26:13.333 INFO kablam!     |
Sep 03 18:26:13.333 INFO kablam! 304 |             SourceFile::Nightly(a, _) => a.is_real(),
Sep 03 18:26:13.333 INFO kablam!     |                                            ^^^^^^^
Sep 03 18:26:13.333 INFO kablam!     |
Sep 03 18:26:13.333 INFO kablam!     = help: add #![feature(proc_macro_span)] to the crate attributes to enable
Sep 03 18:26:13.333 INFO kablam! 
Sep 03 18:26:13.336 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_span' (see issue #38356)
Sep 03 18:26:13.336 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:347:27
Sep 03 18:26:13.336 INFO kablam!     |
Sep 03 18:26:13.336 INFO kablam! 347 |             Span::Nightly(proc_macro::Span::def_site())
Sep 03 18:26:13.336 INFO kablam!     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 03 18:26:13.336 INFO kablam!     |
Sep 03 18:26:13.336 INFO kablam!     = help: add #![feature(proc_macro_span)] to the crate attributes to enable
Sep 03 18:26:13.336 INFO kablam! 
Sep 03 18:26:13.337 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_span' (see issue #38356)
Sep 03 18:26:13.337 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:355:69
Sep 03 18:26:13.337 INFO kablam!     |
Sep 03 18:26:13.337 INFO kablam! 355 |             (Span::Nightly(a), Span::Nightly(b)) => Span::Nightly(a.resolved_at(b)),
Sep 03 18:26:13.337 INFO kablam!     |                                                                     ^^^^^^^^^^^
Sep 03 18:26:13.354 INFO kablam!     |
Sep 03 18:26:13.354 INFO kablam!     = help: add #![feature(proc_macro_span)] to the crate attributes to enable
Sep 03 18:26:13.355 INFO kablam! 
Sep 03 18:26:13.356 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_span' (see issue #38356)
Sep 03 18:26:13.356 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:363:69
Sep 03 18:26:13.356 INFO kablam!     |
Sep 03 18:26:13.356 INFO kablam! 363 |             (Span::Nightly(a), Span::Nightly(b)) => Span::Nightly(a.located_at(b)),
Sep 03 18:26:13.356 INFO kablam!     |                                                                     ^^^^^^^^^^
Sep 03 18:26:13.356 INFO kablam!     |
Sep 03 18:26:13.356 INFO kablam!     = help: add #![feature(proc_macro_span)] to the crate attributes to enable
Sep 03 18:26:13.356 INFO kablam! 
Sep 03 18:26:13.357 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_span' (see issue #38356)
Sep 03 18:26:13.357 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:424:55
Sep 03 18:26:13.357 INFO kablam!     |
Sep 03 18:26:13.357 INFO kablam! 424 |             (Span::Nightly(a), Span::Nightly(b)) => a.eq(b),
Sep 03 18:26:13.357 INFO kablam!     |                                                       ^^
Sep 03 18:26:13.357 INFO kablam!     |
Sep 03 18:26:13.357 INFO kablam!     = help: add #![feature(proc_macro_span)] to the crate attributes to enable
Sep 03 18:26:13.357 INFO kablam! 
Sep 03 18:26:13.362 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_raw_ident' (see issue #38356)
Sep 03 18:26:13.362 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:475:48
Sep 03 18:26:13.362 INFO kablam!     |
Sep 03 18:26:13.362 INFO kablam! 475 |             Span::Nightly(s) => Ident::Nightly(proc_macro::Ident::new_raw(string, s)),
Sep 03 18:26:13.362 INFO kablam!     |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 03 18:26:13.371 INFO kablam!     |
Sep 03 18:26:13.371 INFO kablam!     = help: add #![feature(proc_macro_raw_ident)] to the crate attributes to enable
Sep 03 18:26:13.371 INFO kablam! 
Sep 03 18:26:13.449 INFO kablam! error: aborting due to 10 previous errors
Sep 03 18:26:13.466 INFO kablam! 
Sep 03 18:26:13.467 INFO kablam! Some errors occurred: E0599, E0658.
Sep 03 18:26:13.468 INFO kablam! For more information about an error, try `rustc --explain E0599`.
Sep 03 18:26:13.483 INFO kablam! error: Could not compile `proc-macro2`.
Sep 03 18:26:13.484 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 03 18:26:30.685 INFO kablam! error: build failed
Sep 03 18:26:30.687 INFO kablam! su: No module specific data is present
Sep 03 18:26:31.212 INFO running `"docker" "rm" "-f" "09c75d6acf1746e3e0b48f8e04d391a696459113936226b476f9308884c61978"`
Sep 03 18:26:31.401 INFO blam! 09c75d6acf1746e3e0b48f8e04d391a696459113936226b476f9308884c61978