[INFO] crate unicode_names2 0.3.0 is already in cache
[INFO] checking unicode_names2-0.3.0 against beta-2019-10-27 for pr-65897
[INFO] extracting crate unicode_names2 0.3.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate unicode_names2 0.3.0 on toolchain beta-2019-10-27
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate unicode_names2 0.3.0
[INFO] finished tweaking crates.io crate unicode_names2 0.3.0
[INFO] tweaked toml for crates.io crate unicode_names2 0.3.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate unicode_names2 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=allow" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-10-27" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6d710425a2a818f7b2235169736ce75f09437e0c6398861e370fd88d3c0f8f01
[INFO] running `"docker" "start" "-a" "6d710425a2a818f7b2235169736ce75f09437e0c6398861e370fd88d3c0f8f01"`
[INFO] [stderr]    Compiling libc v0.2.42
[INFO] [stderr]    Compiling unicode_names2 v0.2.2
[INFO] [stderr]     Checking rand_core v0.2.1
[INFO] [stderr]     Checking unicode_names2 v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand v0.5.1
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling unicode_names2_macros v0.2.0
[INFO] [stderr] error[E0557]: feature has been removed
[INFO] [stderr]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/unicode_names2_macros-0.2.0/src/lib.rs:5:12
[INFO] [stderr]   |
[INFO] [stderr] 5 | #![feature(quote, plugin_registrar, plugin, rustc_private)]
[INFO] [stderr]   |            ^^^^^ feature has been removed
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `syntax::codemap`
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/unicode_names2_macros-0.2.0/src/lib.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | use syntax::codemap;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^ no `codemap` in the root
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `syntax::ext::build::AstBuilder`
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/unicode_names2_macros-0.2.0/src/lib.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 | use syntax::ext::build::AstBuilder;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `AstBuilder` in `ext::build`
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/unicode_names2_macros-0.2.0/src/lib.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | #![feature(quote, plugin_registrar, plugin, rustc_private)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/unicode_names2_macros-0.2.0/src/lib.rs:27:44
[INFO] [stderr]    |
[INFO] [stderr] 27 |     registrar.register_macro("named_char", named_char);
[INFO] [stderr]    |                                            ^^^^^^^^^^ expected struct `syntax::tokenstream::TokenStream`, found reference
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected type `for<'cx, 'r> fn(&'cx mut syntax::ext::base::ExtCtxt<'r>, syntax_pos::Span, syntax::tokenstream::TokenStream) -> std::boxed::Box<(dyn syntax::ext::base::MacResult + 'cx)>`
[INFO] [stderr]               found type `for<'r, 's, 't0> fn(&'r mut syntax::ext::base::ExtCtxt<'s>, [type error], &'t0 [syntax::tokenstream::TokenTree]) -> std::boxed::Box<(dyn syntax::ext::base::MacResult + 'static)> {named_char}`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/unicode_names2_macros-0.2.0/src/lib.rs:28:39
[INFO] [stderr]    |
[INFO] [stderr] 28 |     registrar.register_macro("named", named);
[INFO] [stderr]    |                                       ^^^^^ expected struct `syntax::tokenstream::TokenStream`, found reference
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected type `for<'cx, 'r> fn(&'cx mut syntax::ext::base::ExtCtxt<'r>, syntax_pos::Span, syntax::tokenstream::TokenStream) -> std::boxed::Box<(dyn syntax::ext::base::MacResult + 'cx)>`
[INFO] [stderr]               found type `for<'r, 's, 't0> fn(&'r mut syntax::ext::base::ExtCtxt<'s>, [type error], &'t0 [syntax::tokenstream::TokenTree]) -> std::boxed::Box<(dyn syntax::ext::base::MacResult + 'static)> {named}`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/unicode_names2_macros-0.2.0/src/lib.rs:32:49
[INFO] [stderr]    |
[INFO] [stderr] 32 |     match base::get_single_str_from_tts(cx, sp, tts, "named_char") {
[INFO] [stderr]    |                                                 ^^^ expected struct `syntax::tokenstream::TokenStream`, found reference
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected type `syntax::tokenstream::TokenStream`
[INFO] [stderr]               found type `&[syntax::tokenstream::TokenTree]`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no function or associated item named `expr` found for type `syntax::ext::base::DummyResult` in the current scope
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/unicode_names2_macros-0.2.0/src/lib.rs:42:18
[INFO] [stderr]    |
[INFO] [stderr] 42 |     DummyResult::expr(sp)
[INFO] [stderr]    |                  ^^^^ function or associated item not found in `syntax::ext::base::DummyResult`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/unicode_names2_macros-0.2.0/src/lib.rs:45:62
[INFO] [stderr]    |
[INFO] [stderr] 45 |     let string = match base::get_single_str_from_tts(cx, sp, tts, "named") {
[INFO] [stderr]    |                                                              ^^^ expected struct `syntax::tokenstream::TokenStream`, found reference
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected type `syntax::tokenstream::TokenStream`
[INFO] [stderr]               found type `&[syntax::tokenstream::TokenTree]`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no function or associated item named `expr` found for type `syntax::ext::base::DummyResult` in the current scope
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/unicode_names2_macros-0.2.0/src/lib.rs:46:37
[INFO] [stderr]    |
[INFO] [stderr] 46 |         None => return DummyResult::expr(sp),
[INFO] [stderr]    |                                     ^^^^ function or associated item not found in `syntax::ext::base::DummyResult`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 10 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0308, E0432, E0554, E0557, E0599.
[INFO] [stderr] For more information about an error, try `rustc --explain E0308`.
[INFO] [stderr] error: could not compile `unicode_names2_macros`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "6d710425a2a818f7b2235169736ce75f09437e0c6398861e370fd88d3c0f8f01"`
[INFO] running `"docker" "rm" "-f" "6d710425a2a818f7b2235169736ce75f09437e0c6398861e370fd88d3c0f8f01"`
[INFO] [stdout] 6d710425a2a818f7b2235169736ce75f09437e0c6398861e370fd88d3c0f8f01