[INFO] crate build_epoch 0.1.0 is already in cache
[INFO] checking build_epoch-0.1.0 against nightly-2019-10-27 for pr-65897
[INFO] extracting crate build_epoch 0.1.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate build_epoch 0.1.0 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 build_epoch 0.1.0
[INFO] finished tweaking crates.io crate build_epoch 0.1.0
[INFO] tweaked toml for crates.io crate build_epoch 0.1.0 written to /workspace/builds/worker-14/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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] bbea0ccfef8438017ff4c32e36f7fccade51771c44fd0e0aac5264342614d99a
[INFO] running `"docker" "start" "-a" "bbea0ccfef8438017ff4c32e36f7fccade51771c44fd0e0aac5264342614d99a"`
[INFO] [stderr]     Checking build_epoch v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0433]: failed to resolve: could not find `ext` in `syntax`
[INFO] [stderr]   --> src/lib.rs:21:13
[INFO] [stderr]    |
[INFO] [stderr] 21 | use syntax::ext::base::{DummyResult, ExtCtxt, MacEager, 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:22:13
[INFO] [stderr]    |
[INFO] [stderr] 22 | use syntax::ext::build::AstBuilder;
[INFO] [stderr]    |             ^^^ could not find `ext` in `syntax`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `syntax::codemap`
[INFO] [stderr]   --> src/lib.rs:19:13
[INFO] [stderr]    |
[INFO] [stderr] 19 | use syntax::codemap::Span;
[INFO] [stderr]    |             ^^^^^^^ could not find `codemap` in `syntax`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: could not find `ext` in `syntax`
[INFO] [stderr]   --> src/lib.rs:21:13
[INFO] [stderr]    |
[INFO] [stderr] 21 | use syntax::ext::base::{DummyResult, ExtCtxt, MacEager, 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:22:13
[INFO] [stderr]    |
[INFO] [stderr] 22 | use syntax::ext::build::AstBuilder;
[INFO] [stderr]    |             ^^^ could not find `ext` in `syntax`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `syntax::codemap`
[INFO] [stderr]   --> src/lib.rs:19:13
[INFO] [stderr]    |
[INFO] [stderr] 19 | use syntax::codemap::Span;
[INFO] [stderr]    |             ^^^^^^^ could not find `codemap` in `syntax`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `DummyResult`
[INFO] [stderr]   --> src/lib.rs:33:16
[INFO] [stderr]    |
[INFO] [stderr] 33 |         return DummyResult::any(span);
[INFO] [stderr]    |                ^^^^^^^^^^^ use of undeclared type or module `DummyResult`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `MacEager`
[INFO] [stderr]   --> src/lib.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     MacEager::expr(cx.expr_lit(span, lit))
[INFO] [stderr]    |     ^^^^^^^^ use of undeclared type or module `MacEager`
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `ExtCtxt` in this scope
[INFO] [stderr]   --> src/lib.rs:30:32
[INFO] [stderr]    |
[INFO] [stderr] 30 | fn build_epoch<'a>(cx: &'a mut ExtCtxt, span: Span, 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:30:79
[INFO] [stderr]    |
[INFO] [stderr] 30 | fn build_epoch<'a>(cx: &'a mut ExtCtxt, span: Span, tts: &[TokenTree]) -> Box<MacResult + 'a> {
[INFO] [stderr]    |                                                                               ^^^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 7 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0405, E0412, E0432, E0433.
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `DummyResult`
[INFO] [stderr]   --> src/lib.rs:33:16
[INFO] [stderr]    |
[INFO] [stderr] 33 |         return DummyResult::any(span);
[INFO] [stderr]    |                ^^^^^^^^^^^ use of undeclared type or module `DummyResult`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `MacEager`
[INFO] [stderr]   --> src/lib.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     MacEager::expr(cx.expr_lit(span, lit))
[INFO] [stderr]    |     ^^^^^^^^ use of undeclared type or module `MacEager`
[INFO] [stderr] 
[INFO] [stderr] For more information about an error, try `rustc --explain E0405`.
[INFO] [stderr] error[E0412]: cannot find type `ExtCtxt` in this scope
[INFO] [stderr]   --> src/lib.rs:30:32
[INFO] [stderr]    |
[INFO] [stderr] 30 | fn build_epoch<'a>(cx: &'a mut ExtCtxt, span: Span, 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:30:79
[INFO] [stderr]    |
[INFO] [stderr] 30 | fn build_epoch<'a>(cx: &'a mut ExtCtxt, span: Span, tts: &[TokenTree]) -> Box<MacResult + 'a> {
[INFO] [stderr]    |                                                                               ^^^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `build_epoch`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to 7 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0405, E0412, E0432, E0433.
[INFO] [stderr] For more information about an error, try `rustc --explain E0405`.
[INFO] [stderr] error: could not compile `build_epoch`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "bbea0ccfef8438017ff4c32e36f7fccade51771c44fd0e0aac5264342614d99a"`
[INFO] running `"docker" "rm" "-f" "bbea0ccfef8438017ff4c32e36f7fccade51771c44fd0e0aac5264342614d99a"`
[INFO] [stdout] bbea0ccfef8438017ff4c32e36f7fccade51771c44fd0e0aac5264342614d99a