[INFO] fetching crate rnt 0.1.0...
[INFO] building rnt-0.1.0 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate rnt 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate rnt 0.1.0
[INFO] finished tweaking crates.io crate rnt 0.1.0
[INFO] tweaked toml for crates.io crate rnt 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rnt 0.1.0 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 24 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rug v1.28.0
[INFO] [stderr]   Downloaded gmp-mpfr-sys v1.6.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ee9a7b6a5f70867f86b7b17d4dd257595b1e65a5c720ccad232b5c4e953c865
[INFO] running `Command { std: "docker" "start" "-a" "7ee9a7b6a5f70867f86b7b17d4dd257595b1e65a5c720ccad232b5c4e953c865", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ee9a7b6a5f70867f86b7b17d4dd257595b1e65a5c720ccad232b5c4e953c865", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ee9a7b6a5f70867f86b7b17d4dd257595b1e65a5c720ccad232b5c4e953c865", kill_on_drop: false }`
[INFO] [stdout] 7ee9a7b6a5f70867f86b7b17d4dd257595b1e65a5c720ccad232b5c4e953c865
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 791ad315b569a36ac336271fe37b6654419c6e378b6dad8240c6bc8a00136b39
[INFO] running `Command { std: "docker" "start" "-a" "791ad315b569a36ac336271fe37b6654419c6e378b6dad8240c6bc8a00136b39", kill_on_drop: false }`
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.6.8
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]    Compiling rug v1.28.0
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "791ad315b569a36ac336271fe37b6654419c6e378b6dad8240c6bc8a00136b39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "791ad315b569a36ac336271fe37b6654419c6e378b6dad8240c6bc8a00136b39", kill_on_drop: false }`
[INFO] [stdout] 791ad315b569a36ac336271fe37b6654419c6e378b6dad8240c6bc8a00136b39