[INFO] fetching crate integra8_impl 0.0.5-rc1...
[INFO] testing integra8_impl-0.0.5-rc1 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate integra8_impl 0.0.5-rc1 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate integra8_impl 0.0.5-rc1
[INFO] finished tweaking crates.io crate integra8_impl 0.0.5-rc1
[INFO] tweaked toml for crates.io crate integra8_impl 0.0.5-rc1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate integra8_impl 0.0.5-rc1 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 7 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.117)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d9d2b928cb451d242be585e04d7cb63e48efadea9a73f46bc1800a6a6ba6881a
[INFO] running `Command { std: "docker" "start" "-a" "d9d2b928cb451d242be585e04d7cb63e48efadea9a73f46bc1800a6a6ba6881a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9d2b928cb451d242be585e04d7cb63e48efadea9a73f46bc1800a6a6ba6881a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9d2b928cb451d242be585e04d7cb63e48efadea9a73f46bc1800a6a6ba6881a", kill_on_drop: false }`
[INFO] [stdout] d9d2b928cb451d242be585e04d7cb63e48efadea9a73f46bc1800a6a6ba6881a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 043d009c5ff4f203254a571552f2f9ead047346039bdbe0c1ae2ab9387106d0a
[INFO] running `Command { std: "docker" "start" "-a" "043d009c5ff4f203254a571552f2f9ead047346039bdbe0c1ae2ab9387106d0a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling integra8_impl v0.0.5-rc1 (/opt/rustwide/workdir)
[INFO] [stdout] error: No async runtime configured!
[INFO] [stdout]        To configure `tokio` use `integra8 = {version = "{VERSION}", features = ["core", "tokio-runtime"], default-features = false }`
[INFO] [stdout]        To configure `async-std` use `integra8 = {version = "{VERSION}", features = ["core", "async-std-runtime"], default-features = false }`
[INFO] [stdout]        Otherwise using `integra8 = {version = "{VERSION}" }` will enable tokio by default 
[INFO] [stdout]   --> src/lib.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / compile_error!(
[INFO] [stdout] 11 | | "No async runtime configured!
[INFO] [stdout] 12 | | To configure `tokio` use `integra8 = {version = \"{VERSION}\", features = [\"core\", \"tokio-runtime\"], default-features = false }`
[INFO] [stdout] 13 | | To configure `async-std` use `integra8 = {version = \"{VERSION}\", features = [\"core\", \"async-std-runtime\"], default-features ...
[INFO] [stdout] 14 | | Otherwise using `integra8 = {version = \"{VERSION}\" }` will enable tokio by default "
[INFO] [stdout] 15 | | );
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `integra8_impl` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "043d009c5ff4f203254a571552f2f9ead047346039bdbe0c1ae2ab9387106d0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "043d009c5ff4f203254a571552f2f9ead047346039bdbe0c1ae2ab9387106d0a", kill_on_drop: false }`
[INFO] [stdout] 043d009c5ff4f203254a571552f2f9ead047346039bdbe0c1ae2ab9387106d0a