[INFO] fetching crate soketto 0.7.1...
[INFO] checking soketto-0.7.1 against try#e251c42c969d6f8dbaae00e1028489c3a29f8789 for pr-94081
[INFO] extracting crate soketto 0.7.1 into /workspace/builds/worker-31/source
[INFO] validating manifest of crates.io crate soketto 0.7.1 on toolchain e251c42c969d6f8dbaae00e1028489c3a29f8789
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e251c42c969d6f8dbaae00e1028489c3a29f8789" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate soketto 0.7.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate soketto 0.7.1
[INFO] tweaked toml for crates.io crate soketto 0.7.1 written to /workspace/builds/worker-31/source/Cargo.toml
[INFO] crate crates.io crate soketto 0.7.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e251c42c969d6f8dbaae00e1028489c3a29f8789" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+e251c42c969d6f8dbaae00e1028489c3a29f8789" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dff66a6a99f35c074e81f73753566622d2f5659eee622f77ecab8565d6d4a932
[INFO] running `Command { std: "docker" "start" "-a" "dff66a6a99f35c074e81f73753566622d2f5659eee622f77ecab8565d6d4a932", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dff66a6a99f35c074e81f73753566622d2f5659eee622f77ecab8565d6d4a932", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dff66a6a99f35c074e81f73753566622d2f5659eee622f77ecab8565d6d4a932", kill_on_drop: false }`
[INFO] [stdout] dff66a6a99f35c074e81f73753566622d2f5659eee622f77ecab8565d6d4a932
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+e251c42c969d6f8dbaae00e1028489c3a29f8789" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ff3463acb11492ccc0a98520e4056562dce8bb3763449eaa2c7afe7625ab857
[INFO] running `Command { std: "docker" "start" "-a" "8ff3463acb11492ccc0a98520e4056562dce8bb3763449eaa2c7afe7625ab857", kill_on_drop: false }`
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "8ff3463acb11492ccc0a98520e4056562dce8bb3763449eaa2c7afe7625ab857", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ff3463acb11492ccc0a98520e4056562dce8bb3763449eaa2c7afe7625ab857", kill_on_drop: false }`
[INFO] [stdout] 8ff3463acb11492ccc0a98520e4056562dce8bb3763449eaa2c7afe7625ab857