[INFO] fetching crate swayipc-async 2.0.0-alpha...
[INFO] checking swayipc-async-2.0.0-alpha against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073
[INFO] extracting crate swayipc-async 2.0.0-alpha into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate swayipc-async 2.0.0-alpha on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate swayipc-async 2.0.0-alpha
[INFO] finished tweaking crates.io crate swayipc-async 2.0.0-alpha
[INFO] tweaked toml for crates.io crate swayipc-async 2.0.0-alpha written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded swayipc-types v1.0.0-alpha
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2ed8c0cb53604ad4f728bbcda3070c3c43a724222e2e7201478ae449fb23b40a
[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" "2ed8c0cb53604ad4f728bbcda3070c3c43a724222e2e7201478ae449fb23b40a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ed8c0cb53604ad4f728bbcda3070c3c43a724222e2e7201478ae449fb23b40a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ed8c0cb53604ad4f728bbcda3070c3c43a724222e2e7201478ae449fb23b40a", kill_on_drop: false }`
[INFO] [stdout] 2ed8c0cb53604ad4f728bbcda3070c3c43a724222e2e7201478ae449fb23b40a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 62fcde1ff31da1f7fb1fb9caf7c53667bc5df3411791c18cec4fc172638dc484
[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" "62fcde1ff31da1f7fb1fb9caf7c53667bc5df3411791c18cec4fc172638dc484", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]     Checking futures-lite v1.11.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]     Checking serde v1.0.117
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking polling v2.0.2
[INFO] [stderr]     Checking signal-hook-registry v1.2.2
[INFO] [stderr]     Checking nb-connect v1.0.2
[INFO] [stderr]     Checking thiserror v1.0.22
[INFO] [stderr]     Checking async-io v1.2.0
[INFO] [stderr]     Checking signal-hook v0.1.16
[INFO] [stderr]     Checking async-process v1.0.1
[INFO] [stderr]     Checking swayipc-types v1.0.0-alpha
[INFO] [stderr]     Checking swayipc-async v2.0.0-alpha (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.71s
[INFO] running `Command { std: "docker" "inspect" "62fcde1ff31da1f7fb1fb9caf7c53667bc5df3411791c18cec4fc172638dc484", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62fcde1ff31da1f7fb1fb9caf7c53667bc5df3411791c18cec4fc172638dc484", kill_on_drop: false }`
[INFO] [stdout] 62fcde1ff31da1f7fb1fb9caf7c53667bc5df3411791c18cec4fc172638dc484