[INFO] fetching crate arcon_macros 0.2.2...
[INFO] checking arcon_macros-0.2.2 against master#e652caa679a304af11fc04f1f12452f255a82593 for pr-98000
[INFO] extracting crate arcon_macros 0.2.2 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate arcon_macros 0.2.2 on toolchain e652caa679a304af11fc04f1f12452f255a82593
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e652caa679a304af11fc04f1f12452f255a82593" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arcon_macros 0.2.2
[INFO] finished tweaking crates.io crate arcon_macros 0.2.2
[INFO] tweaked toml for crates.io crate arcon_macros 0.2.2 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e652caa679a304af11fc04f1f12452f255a82593" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e652caa679a304af11fc04f1f12452f255a82593" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+e652caa679a304af11fc04f1f12452f255a82593" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ffbebb69b0e1b45f503d2bcce932f8a4c1a0e84553ebce00c68224d945c48006
[INFO] running `Command { std: "docker" "start" "-a" "ffbebb69b0e1b45f503d2bcce932f8a4c1a0e84553ebce00c68224d945c48006", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ffbebb69b0e1b45f503d2bcce932f8a4c1a0e84553ebce00c68224d945c48006", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffbebb69b0e1b45f503d2bcce932f8a4c1a0e84553ebce00c68224d945c48006", kill_on_drop: false }`
[INFO] [stdout] ffbebb69b0e1b45f503d2bcce932f8a4c1a0e84553ebce00c68224d945c48006
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+e652caa679a304af11fc04f1f12452f255a82593" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e08c8890a0a294ef200f3c5ac0f81a4f2e57d263b1efc1c0c3f5c7a0a8b216e
[INFO] running `Command { std: "docker" "start" "-a" "6e08c8890a0a294ef200f3c5ac0f81a4f2e57d263b1efc1c0c3f5c7a0a8b216e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
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[INFO] running `Command { std: "docker" "inspect" "6e08c8890a0a294ef200f3c5ac0f81a4f2e57d263b1efc1c0c3f5c7a0a8b216e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e08c8890a0a294ef200f3c5ac0f81a4f2e57d263b1efc1c0c3f5c7a0a8b216e", kill_on_drop: false }`
[INFO] [stdout] 6e08c8890a0a294ef200f3c5ac0f81a4f2e57d263b1efc1c0c3f5c7a0a8b216e