[INFO] fetching crate rug-maths 0.2.5...
[INFO] checking rug-maths-0.2.5 against try#2290cbfb9eb7e5f34788a6e1ed1d6af8bb76f138 for pr-106807
[INFO] extracting crate rug-maths 0.2.5 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate rug-maths 0.2.5 on toolchain 2290cbfb9eb7e5f34788a6e1ed1d6af8bb76f138
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2290cbfb9eb7e5f34788a6e1ed1d6af8bb76f138" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rug-maths 0.2.5
[INFO] finished tweaking crates.io crate rug-maths 0.2.5
[INFO] tweaked toml for crates.io crate rug-maths 0.2.5 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+2290cbfb9eb7e5f34788a6e1ed1d6af8bb76f138" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2290cbfb9eb7e5f34788a6e1ed1d6af8bb76f138" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:9042d5c95763f71f7b0904716b98ccadf9fc47b0f382ee962aaaed2ac70c9b8d" "/opt/rustwide/cargo-home/bin/cargo" "+2290cbfb9eb7e5f34788a6e1ed1d6af8bb76f138" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 540a4a0cf5af9bf4a5e0aa5b45cedf49f629f6d45c007eb6e2a67bc8ac5dd6bc
[INFO] running `Command { std: "docker" "start" "-a" "540a4a0cf5af9bf4a5e0aa5b45cedf49f629f6d45c007eb6e2a67bc8ac5dd6bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "540a4a0cf5af9bf4a5e0aa5b45cedf49f629f6d45c007eb6e2a67bc8ac5dd6bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "540a4a0cf5af9bf4a5e0aa5b45cedf49f629f6d45c007eb6e2a67bc8ac5dd6bc", kill_on_drop: false }`
[INFO] [stdout] 540a4a0cf5af9bf4a5e0aa5b45cedf49f629f6d45c007eb6e2a67bc8ac5dd6bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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@sha256:9042d5c95763f71f7b0904716b98ccadf9fc47b0f382ee962aaaed2ac70c9b8d" "/opt/rustwide/cargo-home/bin/cargo" "+2290cbfb9eb7e5f34788a6e1ed1d6af8bb76f138" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 71a3923f084407eb24548ee15a1bf2fa7d21bba1f80e48b4f5f957cef4f47675
[INFO] running `Command { std: "docker" "start" "-a" "71a3923f084407eb24548ee15a1bf2fa7d21bba1f80e48b4f5f957cef4f47675", kill_on_drop: false }`
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.5.0
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]    Compiling rug v1.19.0
[INFO] [stderr]     Checking maths-traits v0.2.1
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "71a3923f084407eb24548ee15a1bf2fa7d21bba1f80e48b4f5f957cef4f47675", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71a3923f084407eb24548ee15a1bf2fa7d21bba1f80e48b4f5f957cef4f47675", kill_on_drop: false }`
[INFO] [stdout] 71a3923f084407eb24548ee15a1bf2fa7d21bba1f80e48b4f5f957cef4f47675