[INFO] fetching crate antic-sys 0.3.5...
[INFO] documenting antic-sys-0.3.5 against 1.97.0-beta.6 for beta-rustdoc-1.98-1
[INFO] extracting crate antic-sys 0.3.5 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate antic-sys 0.3.5
[INFO] finished tweaking crates.io crate antic-sys 0.3.5
[INFO] tweaked toml for crates.io crate antic-sys 0.3.5 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate antic-sys 0.3.5 on toolchain 1.97.0-beta.6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.97.0-beta.6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.97.0-beta.6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 13 packages to latest compatible versions
[INFO] [stderr]       Adding flint-sys v0.7.3 (available: v0.9.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.97.0-beta.6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded flint-sys v0.7.3
[INFO] [stderr]   Downloaded gmp-mpfr-sys v1.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] a7df28f8ec1344fe57a9be65ea253af6bdd333a3ed71eae05201da105c9c97bc
[INFO] running `Command { std: "docker" "start" "a7df28f8ec1344fe57a9be65ea253af6bdd333a3ed71eae05201da105c9c97bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7df28f8ec1344fe57a9be65ea253af6bdd333a3ed71eae05201da105c9c97bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a7df28f8ec1344fe57a9be65ea253af6bdd333a3ed71eae05201da105c9c97bc" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7df28f8ec1344fe57a9be65ea253af6bdd333a3ed71eae05201da105c9c97bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a7df28f8ec1344fe57a9be65ea253af6bdd333a3ed71eae05201da105c9c97bc" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.7.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling flint-sys v0.7.3
[INFO] [stderr]    Compiling antic-sys v0.3.5 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling quote v1.0.46
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling derivative v2.2.0
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "a7df28f8ec1344fe57a9be65ea253af6bdd333a3ed71eae05201da105c9c97bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7df28f8ec1344fe57a9be65ea253af6bdd333a3ed71eae05201da105c9c97bc", kill_on_drop: false }`
[INFO] [stdout] a7df28f8ec1344fe57a9be65ea253af6bdd333a3ed71eae05201da105c9c97bc
