[INFO] crate rocksdb2 0.1.0 is already in cache
[INFO] testing rocksdb2-0.1.0 against 1.45.2 for beta-1.46-1
[INFO] extracting crate rocksdb2 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate rocksdb2 0.1.0 on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rocksdb2 0.1.0
[INFO] finished tweaking crates.io crate rocksdb2 0.1.0
[INFO] tweaked toml for crates.io crate rocksdb2 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 44d2fbc457e6d4a4aeb8f32a79ac238847b929a339923abaaa201ed534ab7935
[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" "44d2fbc457e6d4a4aeb8f32a79ac238847b929a339923abaaa201ed534ab7935", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44d2fbc457e6d4a4aeb8f32a79ac238847b929a339923abaaa201ed534ab7935", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44d2fbc457e6d4a4aeb8f32a79ac238847b929a339923abaaa201ed534ab7935", kill_on_drop: false }`
[INFO] [stdout] 44d2fbc457e6d4a4aeb8f32a79ac238847b929a339923abaaa201ed534ab7935
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b803012fd7e91e893fc178170f57f88e416fae9313f2548cbc96c8d0a4aabb40
[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" "b803012fd7e91e893fc178170f57f88e416fae9313f2548cbc96c8d0a4aabb40", kill_on_drop: false }`
[INFO] [stderr]    Compiling make-cmd v0.1.0
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling librocksdb-sys v0.5.0
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "b803012fd7e91e893fc178170f57f88e416fae9313f2548cbc96c8d0a4aabb40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b803012fd7e91e893fc178170f57f88e416fae9313f2548cbc96c8d0a4aabb40", kill_on_drop: false }`
[INFO] [stdout] b803012fd7e91e893fc178170f57f88e416fae9313f2548cbc96c8d0a4aabb40