[INFO] fetching crate sendfd 0.3.3...
[INFO] building sendfd-0.3.3 against try#d5c88c22807925c189328ef9d923c5d2b11a95b8+rustflags=-Zprofile-closures for pr-87066-3
[INFO] extracting crate sendfd 0.3.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate sendfd 0.3.3 on toolchain d5c88c22807925c189328ef9d923c5d2b11a95b8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sendfd 0.3.3
[INFO] finished tweaking crates.io crate sendfd 0.3.3
[INFO] tweaked toml for crates.io crate sendfd 0.3.3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "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] 6b5e0b9ac36f0e18c6a4326c9b0a11b0a9d62467f0fcc0a3a23fd5a640bb8341
[INFO] running `Command { std: "docker" "start" "-a" "6b5e0b9ac36f0e18c6a4326c9b0a11b0a9d62467f0fcc0a3a23fd5a640bb8341", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b5e0b9ac36f0e18c6a4326c9b0a11b0a9d62467f0fcc0a3a23fd5a640bb8341", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b5e0b9ac36f0e18c6a4326c9b0a11b0a9d62467f0fcc0a3a23fd5a640bb8341", kill_on_drop: false }`
[INFO] [stdout] 6b5e0b9ac36f0e18c6a4326c9b0a11b0a9d62467f0fcc0a3a23fd5a640bb8341
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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 -Zprofile-closures" "-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" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "build" "--frozen" "--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] 3c0031eeb06d5f2044276b598386b5c5a0eabe4779554175f2c6a3071eb3f82b
[INFO] running `Command { std: "docker" "start" "-a" "3c0031eeb06d5f2044276b598386b5c5a0eabe4779554175f2c6a3071eb3f82b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr] SG_CR_Eslkdjf: build_script_build, (75b84863966839e5, 8a92c743b00988cf), 0, 0
[INFO] [stderr]    Compiling sendfd v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.22s
[INFO] running `Command { std: "docker" "inspect" "3c0031eeb06d5f2044276b598386b5c5a0eabe4779554175f2c6a3071eb3f82b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c0031eeb06d5f2044276b598386b5c5a0eabe4779554175f2c6a3071eb3f82b", kill_on_drop: false }`
[INFO] [stdout] 3c0031eeb06d5f2044276b598386b5c5a0eabe4779554175f2c6a3071eb3f82b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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 -Zprofile-closures" "-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" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4be29e20d78a50647cbfeb774d659d21f3bca30ee786d761c8ea81c9546f28de
[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" "4be29e20d78a50647cbfeb774d659d21f3bca30ee786d761c8ea81c9546f28de", kill_on_drop: false }`
[INFO] [stderr] SG_CR_Eslkdjf: build_script_build, (75b84863966839e5, 8a92c743b00988cf), 0, 0
[INFO] [stderr]    Compiling sendfd v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr] SG_CR_Eslkdjf: sendfd, (cc1c67c47aec6abe, b14afc10ea363e8), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: sendfd, (bcc938ee58fcba2e, a251d3947e68d871), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: sendfd, (5d6fc360917abbb1, 5359dc76afb46150), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: sendfd, (239d20023c8d04aa, 95434b648ba7e56e), 0, 0
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "4be29e20d78a50647cbfeb774d659d21f3bca30ee786d761c8ea81c9546f28de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4be29e20d78a50647cbfeb774d659d21f3bca30ee786d761c8ea81c9546f28de", kill_on_drop: false }`
[INFO] [stdout] 4be29e20d78a50647cbfeb774d659d21f3bca30ee786d761c8ea81c9546f28de