[INFO] fetching crate em 0.3.0...
[INFO] documenting em-0.3.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate em 0.3.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate em 0.3.0 on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e5455ca08db08163c42dfabb98bd1b0ad9ce3e5da4ba4c15735d6487597f015e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e5455ca08db08163c42dfabb98bd1b0ad9ce3e5da4ba4c15735d6487597f015e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5455ca08db08163c42dfabb98bd1b0ad9ce3e5da4ba4c15735d6487597f015e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5455ca08db08163c42dfabb98bd1b0ad9ce3e5da4ba4c15735d6487597f015e", kill_on_drop: false }`
[INFO] [stdout] e5455ca08db08163c42dfabb98bd1b0ad9ce3e5da4ba4c15735d6487597f015e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e9cea5bd5b55dbe934e56fb38765a4b5f438435726b6a4ba20061f95d5ade53
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7e9cea5bd5b55dbe934e56fb38765a4b5f438435726b6a4ba20061f95d5ade53", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling cl-sys v0.4.2
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling emu_macro v0.1.0
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]     Checking ocl-core-vector v0.1.0
[INFO] [stderr]     Checking qutex v0.2.3
[INFO] [stdout] error[E0433]: failed to resolve: could not find `__rt` in `quote`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/emu_macro-0.1.0/src/accelerating.rs:123:72
[INFO] [stdout]     |
[INFO] [stdout] 123 | ...                   .is_ident(&Ident::new("load", quote::__rt::Span::call_site()))
[INFO] [stdout]     |                                                                  ^^^^ not found in `quote::__rt`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 3   | use crate::Span;
[INFO] [stdout]     |
[INFO] [stdout] 3   | use crate::export::Span;
[INFO] [stdout]     |
[INFO] [stdout] 3   | use proc_macro2::Span;
[INFO] [stdout]     |
[INFO] [stdout] 3   | use proc_macro::Span;
[INFO] [stdout]     |
[INFO] [stdout]       and 3 other candidates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `__rt` in `quote`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/emu_macro-0.1.0/src/accelerating.rs:169:72
[INFO] [stdout]     |
[INFO] [stdout] 169 | ...                   .is_ident(&Ident::new("read", quote::__rt::Span::call_site()))
[INFO] [stdout]     |                                                                  ^^^^ not found in `quote::__rt`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 3   | use crate::Span;
[INFO] [stdout]     |
[INFO] [stdout] 3   | use crate::export::Span;
[INFO] [stdout]     |
[INFO] [stdout] 3   | use proc_macro2::Span;
[INFO] [stdout]     |
[INFO] [stdout] 3   | use proc_macro::Span;
[INFO] [stdout]     |
[INFO] [stdout]       and 3 other candidates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `__rt` in `quote`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/emu_macro-0.1.0/src/accelerating.rs:193:74
[INFO] [stdout]     |
[INFO] [stdout] 193 | ...                   .is_ident(&Ident::new("launch", quote::__rt::Span::call_site()))
[INFO] [stdout]     |                                                                    ^^^^ not found in `quote::__rt`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 3   | use crate::Span;
[INFO] [stdout]     |
[INFO] [stdout] 3   | use crate::export::Span;
[INFO] [stdout]     |
[INFO] [stdout] 3   | use proc_macro2::Span;
[INFO] [stdout]     |
[INFO] [stdout] 3   | use proc_macro::Span;
[INFO] [stdout]     |
[INFO] [stdout]       and 3 other candidates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `__rt` in `quote`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/emu_macro-0.1.0/src/accelerating.rs:259:70
[INFO] [stdout]     |
[INFO] [stdout] 259 |                     let ident = Ident::new(&param.name, quote::__rt::Span::call_site());
[INFO] [stdout]     |                                                                      ^^^^ not found in `quote::__rt`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 3   | use crate::Span;
[INFO] [stdout]     |
[INFO] [stdout] 3   | use crate::export::Span;
[INFO] [stdout]     |
[INFO] [stdout] 3   | use proc_macro2::Span;
[INFO] [stdout]     |
[INFO] [stdout] 3   | use proc_macro::Span;
[INFO] [stdout]     |
[INFO] [stdout]       and 3 other candidates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `syn::Expr: std::convert::From<quote::__private::TokenStream>` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/emu_macro-0.1.0/src/passing.rs:337:50
[INFO] [stdout]     |
[INFO] [stdout] 337 |                     let gpu_ident = quote! {gpu}.into();
[INFO] [stdout]     |                                                  ^^^^ the trait `std::convert::From<quote::__private::TokenStream>` is not implemented for `syn::Expr`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following implementations were found:
[INFO] [stdout]               <syn::Expr as std::convert::From<syn::ExprArray>>
[INFO] [stdout]               <syn::Expr as std::convert::From<syn::ExprAssign>>
[INFO] [stdout]               <syn::Expr as std::convert::From<syn::ExprAssignOp>>
[INFO] [stdout]               <syn::Expr as std::convert::From<syn::ExprAsync>>
[INFO] [stdout]             and 35 others
[INFO] [stdout]     = note: required because of the requirements on the impl of `std::convert::Into<syn::Expr>` for `quote::__private::TokenStream`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `emu_macro`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "7e9cea5bd5b55dbe934e56fb38765a4b5f438435726b6a4ba20061f95d5ade53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e9cea5bd5b55dbe934e56fb38765a4b5f438435726b6a4ba20061f95d5ade53", kill_on_drop: false }`
[INFO] [stdout] 7e9cea5bd5b55dbe934e56fb38765a4b5f438435726b6a4ba20061f95d5ade53