[INFO] fetching crate em 0.3.0...
[INFO] checking em-0.3.0 against beta-2019-10-27 for pr-65897
[INFO] extracting crate em 0.3.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate em 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 em 0.3.0
[INFO] finished tweaking crates.io crate em 0.3.0
[INFO] tweaked toml for crates.io crate em 0.3.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 8664bc2ade9796adb26d19b7738880cfb2614cfdcf7e1a858a17191cd83ad159
[INFO] running `"docker" "start" "-a" "8664bc2ade9796adb26d19b7738880cfb2614cfdcf7e1a858a17191cd83ad159"`
[INFO] [stderr]    Compiling cl-sys v0.4.2
[INFO] [stderr]     Checking arrayvec v0.4.12
[INFO] [stderr]    Compiling ocl-core v0.11.2
[INFO] [stderr]    Compiling emu_macro v0.1.0
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]     Checking ocl-core-vector v0.1.0
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr] error[E0277]: the trait bound `syn::Expr: std::convert::From<quote::__rt::TokenStream>` is not satisfied
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/emu_macro-0.1.0/src/passing.rs:338:38
[INFO] [stderr]     |
[INFO] [stderr] 338 |                     i.args.insert(0, gpu_ident);
[INFO] [stderr]     |                                      ^^^^^^^^^ the trait `std::convert::From<quote::__rt::TokenStream>` is not implemented for `syn::Expr`
[INFO] [stderr]     |
[INFO] [stderr]     = help: the following implementations were found:
[INFO] [stderr]               <syn::Expr as std::convert::From<syn::ExprArray>>
[INFO] [stderr]               <syn::Expr as std::convert::From<syn::ExprAssign>>
[INFO] [stderr]               <syn::Expr as std::convert::From<syn::ExprAssignOp>>
[INFO] [stderr]               <syn::Expr as std::convert::From<syn::ExprAsync>>
[INFO] [stderr]             and 35 others
[INFO] [stderr]     = note: required because of the requirements on the impl of `std::convert::Into<syn::Expr>` for `quote::__rt::TokenStream`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0277`.
[INFO] [stderr] error: could not compile `emu_macro`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "8664bc2ade9796adb26d19b7738880cfb2614cfdcf7e1a858a17191cd83ad159"`
[INFO] running `"docker" "rm" "-f" "8664bc2ade9796adb26d19b7738880cfb2614cfdcf7e1a858a17191cd83ad159"`
[INFO] [stdout] 8664bc2ade9796adb26d19b7738880cfb2614cfdcf7e1a858a17191cd83ad159