[INFO] fetching crate rs_web_component 0.1.8...
[INFO] checking rs_web_component-0.1.8 against try#9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840 for pr-149518
[INFO] extracting crate rs_web_component 0.1.8 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate rs_web_component 0.1.8
[INFO] finished tweaking crates.io crate rs_web_component 0.1.8
[INFO] tweaked toml for crates.io crate rs_web_component 0.1.8 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rs_web_component 0.1.8 on toolchain 9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rs_web_component 0.1.8 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" "+9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ec0f15b29d9ea9233fe2da65ff44c82e636f4da862ec6b322ddb2f03964e2029
[INFO] running `Command { std: "docker" "start" "-a" "ec0f15b29d9ea9233fe2da65ff44c82e636f4da862ec6b322ddb2f03964e2029", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec0f15b29d9ea9233fe2da65ff44c82e636f4da862ec6b322ddb2f03964e2029", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec0f15b29d9ea9233fe2da65ff44c82e636f4da862ec6b322ddb2f03964e2029", kill_on_drop: false }`
[INFO] [stdout] ec0f15b29d9ea9233fe2da65ff44c82e636f4da862ec6b322ddb2f03964e2029
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ebb428b748a7a5f38dfcf76b5086b36ee236a7aca3abaf40b6e229c127462be
[INFO] running `Command { std: "docker" "start" "-a" "0ebb428b748a7a5f38dfcf76b5086b36ee236a7aca3abaf40b6e229c127462be", kill_on_drop: false }`
[INFO] [stderr] error: failed to download `bumpalo v3.19.0`
[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" "0ebb428b748a7a5f38dfcf76b5086b36ee236a7aca3abaf40b6e229c127462be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ebb428b748a7a5f38dfcf76b5086b36ee236a7aca3abaf40b6e229c127462be", kill_on_drop: false }`
[INFO] [stdout] 0ebb428b748a7a5f38dfcf76b5086b36ee236a7aca3abaf40b6e229c127462be