[INFO] fetching crate sendfd 0.3.3...
[INFO] checking sendfd-0.3.3 against try#32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d for pr-83312
[INFO] extracting crate sendfd 0.3.3 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate sendfd 0.3.3 on toolchain 32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "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-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio v0.3.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "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] e04aa21ba54acd8d5fde56dc5340f2b34845d2b8e66ef99211557f952ae9e4ae
[INFO] running `Command { std: "docker" "start" "-a" "e04aa21ba54acd8d5fde56dc5340f2b34845d2b8e66ef99211557f952ae9e4ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e04aa21ba54acd8d5fde56dc5340f2b34845d2b8e66ef99211557f952ae9e4ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e04aa21ba54acd8d5fde56dc5340f2b34845d2b8e66ef99211557f952ae9e4ae", kill_on_drop: false }`
[INFO] [stdout] e04aa21ba54acd8d5fde56dc5340f2b34845d2b8e66ef99211557f952ae9e4ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aea6d08d4be8fdb0800669a299edcb9acc61dc2fe29b261ac525a87e2f8c7cdd
[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" "aea6d08d4be8fdb0800669a299edcb9acc61dc2fe29b261ac525a87e2f8c7cdd", kill_on_drop: false }`
[INFO] [stderr]     Checking sendfd v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "aea6d08d4be8fdb0800669a299edcb9acc61dc2fe29b261ac525a87e2f8c7cdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aea6d08d4be8fdb0800669a299edcb9acc61dc2fe29b261ac525a87e2f8c7cdd", kill_on_drop: false }`
[INFO] [stdout] aea6d08d4be8fdb0800669a299edcb9acc61dc2fe29b261ac525a87e2f8c7cdd