[INFO] fetching crate async_fn 0.0.2...
[INFO] checking async_fn-0.0.2 against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] extracting crate async_fn 0.0.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate async_fn 0.0.2 on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-8/source/.cargo/config
[INFO] removed /workspace/builds/worker-8/source/rust-toolchain
[INFO] started tweaking crates.io crate async_fn 0.0.2
[INFO] finished tweaking crates.io crate async_fn 0.0.2
[INFO] tweaked toml for crates.io crate async_fn 0.0.2 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 17ec918f9baa2b33b0b81a3e9b9a97f54f4bba3c87c5dc6fe24c9eb5260c67f1
[INFO] running `Command { std: "docker" "start" "-a" "17ec918f9baa2b33b0b81a3e9b9a97f54f4bba3c87c5dc6fe24c9eb5260c67f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "17ec918f9baa2b33b0b81a3e9b9a97f54f4bba3c87c5dc6fe24c9eb5260c67f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17ec918f9baa2b33b0b81a3e9b9a97f54f4bba3c87c5dc6fe24c9eb5260c67f1", kill_on_drop: false }`
[INFO] [stdout] 17ec918f9baa2b33b0b81a3e9b9a97f54f4bba3c87c5dc6fe24c9eb5260c67f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d1d590818d1b97bd3167b530d1102fc78d160b73c26fe5e4044390bef2917c8
[INFO] running `Command { std: "docker" "start" "-a" "4d1d590818d1b97bd3167b530d1102fc78d160b73c26fe5e4044390bef2917c8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]     Checking extreme v666.666.666666
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling async_fn-proc_macros v0.0.2
[INFO] [stderr]     Checking async_fn v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.11s
[INFO] running `Command { std: "docker" "inspect" "4d1d590818d1b97bd3167b530d1102fc78d160b73c26fe5e4044390bef2917c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d1d590818d1b97bd3167b530d1102fc78d160b73c26fe5e4044390bef2917c8", kill_on_drop: false }`
[INFO] [stdout] 4d1d590818d1b97bd3167b530d1102fc78d160b73c26fe5e4044390bef2917c8