[INFO] fetching crate ktxstats 0.5.0...
[INFO] checking ktxstats-0.5.0 against master#8a65ee08296b36342bf7c3cdc15312ccbc357227 for pr-142704
[INFO] extracting crate ktxstats 0.5.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate ktxstats 0.5.0 on toolchain 8a65ee08296b36342bf7c3cdc15312ccbc357227
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ktxstats 0.5.0
[INFO] finished tweaking crates.io crate ktxstats 0.5.0
[INFO] tweaked toml for crates.io crate ktxstats 0.5.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate ktxstats 0.5.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 789726d2da53e5eb5cedf3009f002b3c81e1a5d0bfb8cdb1d25c5692216ee86d
[INFO] running `Command { std: "docker" "start" "-a" "789726d2da53e5eb5cedf3009f002b3c81e1a5d0bfb8cdb1d25c5692216ee86d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "789726d2da53e5eb5cedf3009f002b3c81e1a5d0bfb8cdb1d25c5692216ee86d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "789726d2da53e5eb5cedf3009f002b3c81e1a5d0bfb8cdb1d25c5692216ee86d", kill_on_drop: false }`
[INFO] [stdout] 789726d2da53e5eb5cedf3009f002b3c81e1a5d0bfb8cdb1d25c5692216ee86d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f239d8c80a87412f869244eb197e4deeda930d06f6ca58624f5d88582dff4a68
[INFO] running `Command { std: "docker" "start" "-a" "f239d8c80a87412f869244eb197e4deeda930d06f6ca58624f5d88582dff4a68", kill_on_drop: false }`
[INFO] [stderr] error: failed to download `autocfg v1.4.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   unable to get packages from source
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   config.json not found in registry
[INFO] running `Command { std: "docker" "inspect" "f239d8c80a87412f869244eb197e4deeda930d06f6ca58624f5d88582dff4a68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f239d8c80a87412f869244eb197e4deeda930d06f6ca58624f5d88582dff4a68", kill_on_drop: false }`
[INFO] [stdout] f239d8c80a87412f869244eb197e4deeda930d06f6ca58624f5d88582dff4a68