[INFO] fetching crate proactor 0.0.0...
[INFO] checking proactor-0.0.0 against try#15a786332e2f0dd343b226ab6bb8ec028a350f73 for pr-81782
[INFO] extracting crate proactor 0.0.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate proactor 0.0.0 on toolchain 15a786332e2f0dd343b226ab6bb8ec028a350f73
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate proactor 0.0.0
[INFO] finished tweaking crates.io crate proactor 0.0.0
[INFO] tweaked toml for crates.io crate proactor 0.0.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 023aeb45d734257ea8f9e62e4e73ecbd8cfad22b9efe3f0a2c396f09d6e43505
[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" "023aeb45d734257ea8f9e62e4e73ecbd8cfad22b9efe3f0a2c396f09d6e43505", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "023aeb45d734257ea8f9e62e4e73ecbd8cfad22b9efe3f0a2c396f09d6e43505", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "023aeb45d734257ea8f9e62e4e73ecbd8cfad22b9efe3f0a2c396f09d6e43505", kill_on_drop: false }`
[INFO] [stdout] 023aeb45d734257ea8f9e62e4e73ecbd8cfad22b9efe3f0a2c396f09d6e43505
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "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] 0093b2b123d00e689725c1dbb0c1ce240e725d280b64a4b048d8e4943e8d4648
[INFO] running `Command { std: "docker" "start" "-a" "0093b2b123d00e689725c1dbb0c1ce240e725d280b64a4b048d8e4943e8d4648", kill_on_drop: false }`
[INFO] [stderr]     Checking proactor v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "0093b2b123d00e689725c1dbb0c1ce240e725d280b64a4b048d8e4943e8d4648", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0093b2b123d00e689725c1dbb0c1ce240e725d280b64a4b048d8e4943e8d4648", kill_on_drop: false }`
[INFO] [stdout] 0093b2b123d00e689725c1dbb0c1ce240e725d280b64a4b048d8e4943e8d4648