[INFO] fetching crate xmc4400 0.7.0...
[INFO] checking xmc4400-0.7.0 against nightly-2024-02-05 for check-cfg
[INFO] extracting crate xmc4400 0.7.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate xmc4400 0.7.0 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate xmc4400 0.7.0
[INFO] finished tweaking crates.io crate xmc4400 0.7.0
[INFO] tweaked toml for crates.io crate xmc4400 0.7.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] warning: spurious network error (3 tries remaining): [7] Couldn't connect to server (Failed to connect to index.crates.io port 443 after 4803 ms: Couldn't connect to server)
[INFO] [stderr] warning: spurious network error (2 tries remaining): [7] Couldn't connect to server (Failed to connect to index.crates.io port 443 after 0 ms: Couldn't connect to server)
[INFO] [stderr] warning: spurious network error (1 tries remaining): [7] Couldn't connect to server (Failed to connect to index.crates.io port 443 after 0 ms: Couldn't connect to server)
[INFO] [stderr] error: failed to get `cortex-m` as a dependency of package `xmc4400 v0.7.0 (/workspace/builds/worker-0-tc1/source)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to query replaced source registry `crates-io`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   download of config.json failed
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to download from `https://index.crates.io/config.json`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   [7] Couldn't connect to server (Failed to connect to index.crates.io port 443 after 0 ms: Couldn't connect to server)
[ERROR] this task or one of its parent failed!
[ERROR] command failed: exit status: 101
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
