[INFO] fetching crate sylvan-sys 1.0.0...
[INFO] checking sylvan-sys-1.0.0 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate sylvan-sys 1.0.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate sylvan-sys 1.0.0 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sylvan-sys 1.0.0
[INFO] finished tweaking crates.io crate sylvan-sys 1.0.0
[INFO] tweaked toml for crates.io crate sylvan-sys 1.0.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 12eae14af5cd40834016f5e0c0f438b01307ce304a62b2c893b6c74d4fc2673f
[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" "12eae14af5cd40834016f5e0c0f438b01307ce304a62b2c893b6c74d4fc2673f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "12eae14af5cd40834016f5e0c0f438b01307ce304a62b2c893b6c74d4fc2673f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12eae14af5cd40834016f5e0c0f438b01307ce304a62b2c893b6c74d4fc2673f", kill_on_drop: false }`
[INFO] [stdout] 12eae14af5cd40834016f5e0c0f438b01307ce304a62b2c893b6c74d4fc2673f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5bf6618d4c2487deda89523ae4b031e2aacf480a288868de0afc02b3773e9f6c
[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" "5bf6618d4c2487deda89523ae4b031e2aacf480a288868de0afc02b3773e9f6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling cmake v0.1.46
[INFO] [stderr]    Compiling sylvan-sys v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `sylvan-sys v1.0.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/sylvan-sys-380197e5d115e796/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   Downloading https://github.com/trolando/sylvan/archive/refs/tags/v1.6.1.tar.gz to /opt/rustwide/target/debug/build/sylvan-sys-e4d189da6fcbec75/out/v1.6.1.tar.gz
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   Command "curl" "-L" "https://github.com/trolando/sylvan/archive/refs/tags/v1.6.1.tar.gz" "-o" "/opt/rustwide/target/debug/build/sylvan-sys-e4d189da6fcbec75/out/v1.6.1.tar.gz" exited with status exit status: 6
[INFO] [stderr]   Error: "Error downloading Sylvan package: CommandError(ExitStatus(unix_wait_status(1536)))."
[INFO] running `Command { std: "docker" "inspect" "5bf6618d4c2487deda89523ae4b031e2aacf480a288868de0afc02b3773e9f6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bf6618d4c2487deda89523ae4b031e2aacf480a288868de0afc02b3773e9f6c", kill_on_drop: false }`
[INFO] [stdout] 5bf6618d4c2487deda89523ae4b031e2aacf480a288868de0afc02b3773e9f6c