[INFO] fetching crate trans-gen-kotlin 0.3.0-alpha.2...
[INFO] testing trans-gen-kotlin-0.3.0-alpha.2 against 1.75.0 for beta-1.76-1
[INFO] extracting crate trans-gen-kotlin 0.3.0-alpha.2 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate trans-gen-kotlin 0.3.0-alpha.2 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate trans-gen-kotlin 0.3.0-alpha.2
[INFO] finished tweaking crates.io crate trans-gen-kotlin 0.3.0-alpha.2
[INFO] tweaked toml for crates.io crate trans-gen-kotlin 0.3.0-alpha.2 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "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 `trans-gen-core` as a dependency of package `trans-gen-kotlin v0.3.0-alpha.2 (/workspace/builds/worker-1-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.
