[INFO] cloning repository https://github.com/reacher-nomi/Rust_Calculator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/reacher-nomi/Rust_Calculator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freacher-nomi%2FRust_Calculator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freacher-nomi%2FRust_Calculator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0f441a544a2cbc805ce358d27d270f71e849bf50
[INFO] checking reacher-nomi/Rust_Calculator against master#40557f6225e337d68c8d4f086557ce54135f5dd9 for pr-158447
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freacher-nomi%2FRust_Calculator" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] [stderr] Updating files:  72% (1162/1593)
Updating files:  73% (1163/1593)
Updating files:  74% (1179/1593)
Updating files:  75% (1195/1593)
Updating files:  76% (1211/1593)
Updating files:  77% (1227/1593)
Updating files:  78% (1243/1593)
Updating files:  79% (1259/1593)
Updating files:  80% (1275/1593)
Updating files:  81% (1291/1593)
Updating files:  82% (1307/1593)
Updating files:  83% (1323/1593)
Updating files:  84% (1339/1593)
Updating files:  85% (1355/1593)
Updating files:  86% (1370/1593)
Updating files:  87% (1386/1593)
Updating files:  88% (1402/1593)
Updating files:  89% (1418/1593)
Updating files:  90% (1434/1593)
Updating files:  91% (1450/1593)
Updating files:  92% (1466/1593)
Updating files:  93% (1482/1593)
Updating files:  94% (1498/1593)
Updating files:  95% (1514/1593)
Updating files:  96% (1530/1593)
Updating files:  97% (1546/1593)
Updating files:  98% (1562/1593)
Updating files:  99% (1578/1593)
Updating files: 100% (1593/1593)
Updating files: 100% (1593/1593), done.
[INFO] started tweaking git repo https://github.com/reacher-nomi/Rust_Calculator
[INFO] finished tweaking git repo https://github.com/reacher-nomi/Rust_Calculator
[INFO] tweaked toml for git repo https://github.com/reacher-nomi/Rust_Calculator written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/reacher-nomi/Rust_Calculator on toolchain 40557f6225e337d68c8d4f086557ce54135f5dd9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40557f6225e337d68c8d4f086557ce54135f5dd9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/reacher-nomi/Rust_Calculator 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" "+40557f6225e337d68c8d4f086557ce54135f5dd9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds


overridden task result to prepare-fail:timeout

Caused by:
    0: uncategorized prepare error
    1: no output for 300 seconds