[INFO] fetching crate integra8_impl 0.0.5-rc1...
[INFO] testing integra8_impl-0.0.5-rc1 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate integra8_impl 0.0.5-rc1 into /workspace/builds/worker-5-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-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate integra8_impl 0.0.5-rc1 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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: v2.0.110)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ee6f645479228a6ade6a71733ef30313a75630fb9d46fae6b0412d877ab2531e
[INFO] running `Command { std: "docker" "start" "-a" "ee6f645479228a6ade6a71733ef30313a75630fb9d46fae6b0412d877ab2531e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee6f645479228a6ade6a71733ef30313a75630fb9d46fae6b0412d877ab2531e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee6f645479228a6ade6a71733ef30313a75630fb9d46fae6b0412d877ab2531e", kill_on_drop: false }`
[INFO] [stdout] ee6f645479228a6ade6a71733ef30313a75630fb9d46fae6b0412d877ab2531e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2cb12fa8c92c94fc6e8f7df77a6723275e3422f84c429cc07a935753f8bc34b
[INFO] running `Command { std: "docker" "start" "-a" "b2cb12fa8c92c94fc6e8f7df77a6723275e3422f84c429cc07a935753f8bc34b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[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" "b2cb12fa8c92c94fc6e8f7df77a6723275e3422f84c429cc07a935753f8bc34b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2cb12fa8c92c94fc6e8f7df77a6723275e3422f84c429cc07a935753f8bc34b", kill_on_drop: false }`
[INFO] [stdout] b2cb12fa8c92c94fc6e8f7df77a6723275e3422f84c429cc07a935753f8bc34b