[INFO] cloning repository https://github.com/robakiem/serde_practice
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/robakiem/serde_practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobakiem%2Fserde_practice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobakiem%2Fserde_practice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 09e19e775e330f9ffccd02b7f8471f1958c57aea
[INFO] checking robakiem/serde_practice against 0cefa27fe3deee26fc98ee44249406358d9f0d26 for pr-164789
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobakiem%2Fserde_practice" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] [stderr] Updating files:  74% (689/928)
Updating files:  75% (696/928)
Updating files:  76% (706/928)
Updating files:  77% (715/928)
Updating files:  78% (724/928)
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Updating files:  81% (752/928)
Updating files:  82% (761/928)
Updating files:  83% (771/928)
Updating files:  84% (780/928)
Updating files:  85% (789/928)
Updating files:  86% (799/928)
Updating files:  87% (808/928)
Updating files:  88% (817/928)
Updating files:  89% (826/928)
Updating files:  90% (836/928)
Updating files:  91% (845/928)
Updating files:  92% (854/928)
Updating files:  93% (864/928)
Updating files:  94% (873/928)
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Updating files:  99% (919/928)
Updating files: 100% (928/928)
Updating files: 100% (928/928), done.
[INFO] started tweaking git repo https://github.com/robakiem/serde_practice
[INFO] finished tweaking git repo https://github.com/robakiem/serde_practice
[INFO] tweaked toml for git repo https://github.com/robakiem/serde_practice written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/robakiem/serde_practice on toolchain 0cefa27fe3deee26fc98ee44249406358d9f0d26
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0cefa27fe3deee26fc98ee44249406358d9f0d26" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/robakiem/serde_practice 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" "+0cefa27fe3deee26fc98ee44249406358d9f0d26" "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