[INFO] fetching crate async-exec 0.0.0...
[INFO] checking async-exec-0.0.0 against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] extracting crate async-exec 0.0.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate async-exec 0.0.0 on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-exec 0.0.0
[INFO] finished tweaking crates.io crate async-exec 0.0.0
[INFO] tweaked toml for crates.io crate async-exec 0.0.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4123515fc523f377c446c10e56e9cb7b3cddc584416bb27ca3b6260d4554c05a
[INFO] running `Command { std: "docker" "start" "-a" "4123515fc523f377c446c10e56e9cb7b3cddc584416bb27ca3b6260d4554c05a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4123515fc523f377c446c10e56e9cb7b3cddc584416bb27ca3b6260d4554c05a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4123515fc523f377c446c10e56e9cb7b3cddc584416bb27ca3b6260d4554c05a", kill_on_drop: false }`
[INFO] [stdout] 4123515fc523f377c446c10e56e9cb7b3cddc584416bb27ca3b6260d4554c05a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ce37a941bf23fda4bc84ec594e30e6c126bf3d87070e708fce9da7ed290b6ce6
[INFO] running `Command { std: "docker" "start" "-a" "ce37a941bf23fda4bc84ec594e30e6c126bf3d87070e708fce9da7ed290b6ce6", kill_on_drop: false }`
[INFO] [stderr]     Checking async-exec v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "ce37a941bf23fda4bc84ec594e30e6c126bf3d87070e708fce9da7ed290b6ce6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce37a941bf23fda4bc84ec594e30e6c126bf3d87070e708fce9da7ed290b6ce6", kill_on_drop: false }`
[INFO] [stdout] ce37a941bf23fda4bc84ec594e30e6c126bf3d87070e708fce9da7ed290b6ce6