[INFO] fetching crate intervals-good 0.1.1...
[INFO] checking intervals-good-0.1.1 against master#f8463896a9b36a04899c013bd8825a7fd29dd7a4 for pr-151920
[INFO] extracting crate intervals-good 0.1.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate intervals-good 0.1.1
[INFO] finished tweaking crates.io crate intervals-good 0.1.1
[INFO] tweaked toml for crates.io crate intervals-good 0.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate intervals-good 0.1.1 on toolchain f8463896a9b36a04899c013bd8825a7fd29dd7a4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f8463896a9b36a04899c013bd8825a7fd29dd7a4" "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" "+f8463896a9b36a04899c013bd8825a7fd29dd7a4" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 46 packages to latest compatible versions
[INFO] [stderr]       Adding egg v0.9.5 (available: v0.11.0)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.10.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f8463896a9b36a04899c013bd8825a7fd29dd7a4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded symbol_table v0.2.0
[INFO] [stderr]   Downloaded symbolic_expressions v5.0.3
[INFO] [stderr]   Downloaded egg v0.9.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+f8463896a9b36a04899c013bd8825a7fd29dd7a4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e11a1dd79382db8d1d158d0c963d1d9c67adc50211d9b6f1af3e1fb43f507aba
[INFO] running `Command { std: "docker" "start" "-a" "e11a1dd79382db8d1d158d0c963d1d9c67adc50211d9b6f1af3e1fb43f507aba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e11a1dd79382db8d1d158d0c963d1d9c67adc50211d9b6f1af3e1fb43f507aba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e11a1dd79382db8d1d158d0c963d1d9c67adc50211d9b6f1af3e1fb43f507aba", kill_on_drop: false }`
[INFO] [stdout] e11a1dd79382db8d1d158d0c963d1d9c67adc50211d9b6f1af3e1fb43f507aba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+f8463896a9b36a04899c013bd8825a7fd29dd7a4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 438678b1cad77fccfec72b2e311a507faea27509963a72710734a89b32c4b314
[INFO] running `Command { std: "docker" "start" "-a" "438678b1cad77fccfec72b2e311a507faea27509963a72710734a89b32c4b314", kill_on_drop: false }`
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.6.8
[INFO] [stderr]    Compiling rug v1.28.1
[INFO] [stderr]     Checking env_logger v0.9.3
[INFO] [stderr]     Checking indexmap v1.9.3
[INFO] [stderr]     Checking symbol_table v0.2.0
[INFO] [stderr]     Checking symbolic_expressions v5.0.3
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking az v1.3.0
[INFO] [stderr]     Checking egg v0.9.5
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "438678b1cad77fccfec72b2e311a507faea27509963a72710734a89b32c4b314", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "438678b1cad77fccfec72b2e311a507faea27509963a72710734a89b32c4b314", kill_on_drop: false }`
[INFO] [stdout] 438678b1cad77fccfec72b2e311a507faea27509963a72710734a89b32c4b314