[INFO] fetching crate async-spawn-attributes 0.0.0...
[INFO] checking async-spawn-attributes-0.0.0 against master#ffa2e7ae8fbf9badc035740db949b9dae271c29f for pr-78338
[INFO] extracting crate async-spawn-attributes 0.0.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate async-spawn-attributes 0.0.0 on toolchain ffa2e7ae8fbf9badc035740db949b9dae271c29f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa2e7ae8fbf9badc035740db949b9dae271c29f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-spawn-attributes 0.0.0
[INFO] finished tweaking crates.io crate async-spawn-attributes 0.0.0
[INFO] tweaked toml for crates.io crate async-spawn-attributes 0.0.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa2e7ae8fbf9badc035740db949b9dae271c29f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa2e7ae8fbf9badc035740db949b9dae271c29f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+ffa2e7ae8fbf9badc035740db949b9dae271c29f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 547d75b61dae0df678f2d351fc681c27bb80813fa9d75139fc06e53761758e55
[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" "547d75b61dae0df678f2d351fc681c27bb80813fa9d75139fc06e53761758e55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "547d75b61dae0df678f2d351fc681c27bb80813fa9d75139fc06e53761758e55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "547d75b61dae0df678f2d351fc681c27bb80813fa9d75139fc06e53761758e55", kill_on_drop: false }`
[INFO] [stdout] 547d75b61dae0df678f2d351fc681c27bb80813fa9d75139fc06e53761758e55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa2e7ae8fbf9badc035740db949b9dae271c29f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c35c2495ff5b40f667ba74126de8dd4e84b9c5f7aa0b2de4d5bcbe87aa6767a
[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" "7c35c2495ff5b40f667ba74126de8dd4e84b9c5f7aa0b2de4d5bcbe87aa6767a", kill_on_drop: false }`
[INFO] [stderr]     Checking async-spawn-attributes v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "7c35c2495ff5b40f667ba74126de8dd4e84b9c5f7aa0b2de4d5bcbe87aa6767a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c35c2495ff5b40f667ba74126de8dd4e84b9c5f7aa0b2de4d5bcbe87aa6767a", kill_on_drop: false }`
[INFO] [stdout] 7c35c2495ff5b40f667ba74126de8dd4e84b9c5f7aa0b2de4d5bcbe87aa6767a