[INFO] crate interpolate_idents 0.2.9 is already in cache
[INFO] checking interpolate_idents-0.2.9 against nightly-2019-10-27 for pr-65897
[INFO] extracting crate interpolate_idents 0.2.9 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate interpolate_idents 0.2.9 on toolchain nightly-2019-10-27
[INFO] running `"/workspace/cargo-home/bin/cargo" "+nightly-2019-10-27" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate interpolate_idents 0.2.9
[INFO] finished tweaking crates.io crate interpolate_idents 0.2.9
[INFO] tweaked toml for crates.io crate interpolate_idents 0.2.9 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+nightly-2019-10-27" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+nightly-2019-10-27" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+nightly-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] 84b44667858eb6232c505dcdf681d9f669b76e5ec330d4c723e095c99152b069
[INFO] running `"docker" "start" "-a" "84b44667858eb6232c505dcdf681d9f669b76e5ec330d4c723e095c99152b069"`
[INFO] [stderr]    Compiling interpolate_idents v0.2.9 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0433]: failed to resolve: could not find `ext` in `syntax`
[INFO] [stderr]   --> src/lib.rs:12:13
[INFO] [stderr]    |
[INFO] [stderr] 12 | use syntax::ext::base::{ExtCtxt, MacResult};
[INFO] [stderr]    |             ^^^ could not find `ext` in `syntax`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: could not find `ext` in `syntax`
[INFO] [stderr]   --> src/parser_any_macro.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     ext::base::MacResult
[INFO] [stderr]    |     ^^^ could not find `ext` in `syntax`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: could not find `ext` in `syntax`
[INFO] [stderr]   --> src/lib.rs:12:13
[INFO] [stderr]    |
[INFO] [stderr] 12 | use syntax::ext::base::{ExtCtxt, MacResult};
[INFO] [stderr]    |             ^^^ could not find `ext` in `syntax`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: could not find `ext` in `syntax`
[INFO] [stderr]   --> src/lib.rs:12:13
[INFO] [stderr]    |
[INFO] [stderr] 12 | use syntax::ext::base::{ExtCtxt, MacResult};
[INFO] [stderr]    |             ^^^ could not find `ext` in `syntax`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: could not find `ext` in `syntax`
[INFO] [stderr]   --> src/parser_any_macro.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     ext::base::MacResult
[INFO] [stderr]    |     ^^^ could not find `ext` in `syntax`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: could not find `ext` in `syntax`
[INFO] [stderr]   --> src/parser_any_macro.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     ext::base::MacResult
[INFO] [stderr]    |     ^^^ could not find `ext` in `syntax`
[INFO] [stderr] 
[INFO] [stderr] error[E0405]: cannot find trait `MacResult` in this scope
[INFO] [stderr]   --> src/parser_any_macro.rs:61:10
[INFO] [stderr]    |
[INFO] [stderr] 61 | impl<'a> MacResult for ParserAnyMacro<'a> {
[INFO] [stderr]    |          ^^^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0405]: cannot find trait `MacResult` in this scope
[INFO] [stderr]   --> src/parser_any_macro.rs:61:10
[INFO] [stderr]    |
[INFO] [stderr] 61 | impl<'a> MacResult for ParserAnyMacro<'a> {
[INFO] [stderr]    |          ^^^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `ExtCtxt` in this scope
[INFO] [stderr]   --> src/lib.rs:22:39
[INFO] [stderr]    |
[INFO] [stderr] 22 | fn interpolate_idents<'a>(cx: &'a mut ExtCtxt,
[INFO] [stderr]    |                                       ^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `ExtCtxt` in this scope
[INFO] [stderr]   --> src/lib.rs:22:39
[INFO] [stderr]    |
[INFO] [stderr] 22 | fn interpolate_idents<'a>(cx: &'a mut ExtCtxt,
[INFO] [stderr]    |                                       ^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0405]: cannot find trait `MacResult` in this scope
[INFO] [stderr]   --> src/lib.rs:24:41
[INFO] [stderr]    |
[INFO] [stderr] 24 |               tts: &[TokenTree]) -> Box<MacResult + 'a> {
[INFO] [stderr]    |                                         ^^^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0405]: cannot find trait `MacResult` in this scope
[INFO] [stderr]   --> src/lib.rs:24:41
[INFO] [stderr]    |
[INFO] [stderr] 24 |               tts: &[TokenTree]) -> Box<MacResult + 'a> {
[INFO] [stderr]    |                                         ^^^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `Delimited` in module `syntax::tokenstream`
[INFO] [stderr]   --> src/lib.rs:76:74
[INFO] [stderr]    |
[INFO] [stderr] 76 | ...                   TokenTree::Delimited(s, syntax::tokenstream::Delimited {
[INFO] [stderr]    |                                                                    ^^^^^^^^^ not found in `syntax::tokenstream`
[INFO] [stderr]    |
[INFO] [stderr] help: possible candidate is found in another module, you can import it into scope
[INFO] [stderr]    |
[INFO] [stderr] 8  | use syntax::tokenstream::TokenTree::Delimited;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `Delimited` in module `syntax::tokenstream`
[INFO] [stderr]   --> src/lib.rs:76:74
[INFO] [stderr]    |
[INFO] [stderr] 76 | ...                   TokenTree::Delimited(s, syntax::tokenstream::Delimited {
[INFO] [stderr]    |                                                                    ^^^^^^^^^ not found in `syntax::tokenstream`
[INFO] [stderr]    |
[INFO] [stderr] help: possible candidate is found in another module, you can import it into scope
[INFO] [stderr]    |
[INFO] [stderr] 8  | use syntax::tokenstream::TokenTree::Delimited;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `MacResult` in this scope
[INFO] [stderr]   --> src/lib.rs:91:68
[INFO] [stderr]    |
[INFO] [stderr] 91 |     Box::new(parser_any_macro::ParserAnyMacro::new(parser)) as Box<MacResult>
[INFO] [stderr]    |                                                                    ^^^^^^^^^ help: an enum with a similar name exists: `Result`
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `MacResult` in this scope
[INFO] [stderr]   --> src/lib.rs:91:68
[INFO] [stderr]    |
[INFO] [stderr] 91 |     Box::new(parser_any_macro::ParserAnyMacro::new(parser)) as Box<MacResult>
[INFO] [stderr]    |                                                                    ^^^^^^^^^ help: an enum with a similar name exists: `Result`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 7 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0405, E0412, E0422, E0433.
[INFO] [stderr] For more information about an error, try `rustc --explain E0405`.
[INFO] [stderr] error: aborting due to 7 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0405, E0412, E0422, E0433.
[INFO] [stderr] For more information about an error, try `rustc --explain E0405`.
[INFO] [stderr] error: could not compile `interpolate_idents`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `interpolate_idents`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0405]: cannot find trait `MacResult` in this scope
[INFO] [stderr]   --> src/parser_any_macro.rs:61:10
[INFO] [stderr]    |
[INFO] [stderr] 61 | impl<'a> MacResult for ParserAnyMacro<'a> {
[INFO] [stderr]    |          ^^^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `ExtCtxt` in this scope
[INFO] [stderr]   --> src/lib.rs:22:39
[INFO] [stderr]    |
[INFO] [stderr] 22 | fn interpolate_idents<'a>(cx: &'a mut ExtCtxt,
[INFO] [stderr]    |                                       ^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0405]: cannot find trait `MacResult` in this scope
[INFO] [stderr]   --> src/lib.rs:24:41
[INFO] [stderr]    |
[INFO] [stderr] 24 |               tts: &[TokenTree]) -> Box<MacResult + 'a> {
[INFO] [stderr]    |                                         ^^^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `Delimited` in module `syntax::tokenstream`
[INFO] [stderr]   --> src/lib.rs:76:74
[INFO] [stderr]    |
[INFO] [stderr] 76 | ...                   TokenTree::Delimited(s, syntax::tokenstream::Delimited {
[INFO] [stderr]    |                                                                    ^^^^^^^^^ not found in `syntax::tokenstream`
[INFO] [stderr]    |
[INFO] [stderr] help: possible candidate is found in another module, you can import it into scope
[INFO] [stderr]    |
[INFO] [stderr] 8  | use syntax::tokenstream::TokenTree::Delimited;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `MacResult` in this scope
[INFO] [stderr]   --> src/lib.rs:91:68
[INFO] [stderr]    |
[INFO] [stderr] 91 |     Box::new(parser_any_macro::ParserAnyMacro::new(parser)) as Box<MacResult>
[INFO] [stderr]    |                                                                    ^^^^^^^^^ help: an enum with a similar name exists: `Result`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 7 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0405, E0412, E0422, E0433.
[INFO] [stderr] For more information about an error, try `rustc --explain E0405`.
[INFO] [stderr] error: could not compile `interpolate_idents`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "84b44667858eb6232c505dcdf681d9f669b76e5ec330d4c723e095c99152b069"`
[INFO] running `"docker" "rm" "-f" "84b44667858eb6232c505dcdf681d9f669b76e5ec330d4c723e095c99152b069"`
[INFO] [stdout] 84b44667858eb6232c505dcdf681d9f669b76e5ec330d4c723e095c99152b069