[INFO] fetching crate ring-algorithm 0.6.0...
[INFO] testing ring-algorithm-0.6.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate ring-algorithm 0.6.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate ring-algorithm 0.6.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ring-algorithm 0.6.0
[INFO] finished tweaking crates.io crate ring-algorithm 0.6.0
[INFO] tweaked toml for crates.io crate ring-algorithm 0.6.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] afea915458e98e77f5add18fa623b121a8eab421f098979b37f3fa7cac5d4701
[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" "afea915458e98e77f5add18fa623b121a8eab421f098979b37f3fa7cac5d4701", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "afea915458e98e77f5add18fa623b121a8eab421f098979b37f3fa7cac5d4701", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afea915458e98e77f5add18fa623b121a8eab421f098979b37f3fa7cac5d4701", kill_on_drop: false }`
[INFO] [stdout] afea915458e98e77f5add18fa623b121a8eab421f098979b37f3fa7cac5d4701
[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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--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] d6e8218c1bc14de27e0b27647fe3fb7e96a13f675ea2e5e59a8560c017d45c4f
[INFO] running `Command { std: "docker" "start" "-a" "d6e8218c1bc14de27e0b27647fe3fb7e96a13f675ea2e5e59a8560c017d45c4f", kill_on_drop: false }`
[INFO] [stderr]    Compiling rug v1.15.0
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.4.8
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "d6e8218c1bc14de27e0b27647fe3fb7e96a13f675ea2e5e59a8560c017d45c4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6e8218c1bc14de27e0b27647fe3fb7e96a13f675ea2e5e59a8560c017d45c4f", kill_on_drop: false }`
[INFO] [stdout] d6e8218c1bc14de27e0b27647fe3fb7e96a13f675ea2e5e59a8560c017d45c4f