[INFO] fetching crate r-cache 0.5.0...
[INFO] testing r-cache-0.5.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate r-cache 0.5.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate r-cache 0.5.0
[INFO] finished tweaking crates.io crate r-cache 0.5.0
[INFO] tweaked toml for crates.io crate r-cache 0.5.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate r-cache 0.5.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 74 packages to latest compatible versions
[INFO] [stderr]       Adding dashmap v5.5.3 (available: v6.1.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dashmap v5.5.3
[INFO] [stderr]   Downloaded async-attributes v1.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] da0262e4c5891f1b2e4992de82f2ccc1ac3f566cd5c0127f39fe8bf10237d502
[INFO] running `Command { std: "docker" "start" "-a" "da0262e4c5891f1b2e4992de82f2ccc1ac3f566cd5c0127f39fe8bf10237d502", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da0262e4c5891f1b2e4992de82f2ccc1ac3f566cd5c0127f39fe8bf10237d502", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da0262e4c5891f1b2e4992de82f2ccc1ac3f566cd5c0127f39fe8bf10237d502", kill_on_drop: false }`
[INFO] [stdout] da0262e4c5891f1b2e4992de82f2ccc1ac3f566cd5c0127f39fe8bf10237d502
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3484dae1519d807ca9c3405d57588cc26fe684d179ab6a3875db3397cc948592
[INFO] running `Command { std: "docker" "start" "-a" "3484dae1519d807ca9c3405d57588cc26fe684d179ab6a3875db3397cc948592", kill_on_drop: false }`
[INFO] [stderr] error: failed to download `autocfg v1.5.0`
[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" "3484dae1519d807ca9c3405d57588cc26fe684d179ab6a3875db3397cc948592", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3484dae1519d807ca9c3405d57588cc26fe684d179ab6a3875db3397cc948592", kill_on_drop: false }`
[INFO] [stdout] 3484dae1519d807ca9c3405d57588cc26fe684d179ab6a3875db3397cc948592