[INFO] cloning repository https://github.com/miracledmi/MiracleCoin
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/miracledmi/MiracleCoin" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmiracledmi%2FMiracleCoin", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmiracledmi%2FMiracleCoin'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 67ee6eda61a1b3f4975685162174352d300c0a0e
[INFO] testing miracledmi/MiracleCoin against master#f9988fefd3add01f414f52b414308e7872622fee for pr-155114
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmiracledmi%2FMiracleCoin" "/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:  84% (1520/1804)
Updating files:  85% (1534/1804)
Updating files:  86% (1552/1804)
Updating files:  87% (1570/1804)
Updating files:  88% (1588/1804)
Updating files:  89% (1606/1804)
Updating files:  90% (1624/1804)
Updating files:  91% (1642/1804)
Updating files:  92% (1660/1804)
Updating files:  93% (1678/1804)
Updating files:  94% (1696/1804)
Updating files:  95% (1714/1804)
Updating files:  96% (1732/1804)
Updating files:  97% (1750/1804)
Updating files:  98% (1768/1804)
Updating files:  99% (1786/1804)
Updating files: 100% (1804/1804)
Updating files: 100% (1804/1804), done.
[INFO] removed /workspace/builds/worker-1-tc1/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/miracledmi/MiracleCoin
[INFO] finished tweaking git repo https://github.com/miracledmi/MiracleCoin
[INFO] tweaked toml for git repo https://github.com/miracledmi/MiracleCoin written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/miracledmi/MiracleCoin on toolchain f9988fefd3add01f414f52b414308e7872622fee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/miracledmi/MiracleCoin 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" "+f9988fefd3add01f414f52b414308e7872622fee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: checksum for `scopeguard v1.0.0` changed between lock files
[INFO] [stderr] 
[INFO] [stderr] this could be indicative of a few possible errors:
[INFO] [stderr] 
[INFO] [stderr]     * the lock file is corrupt
[INFO] [stderr]     * a replacement source in use (e.g., a mirror) returned a different checksum
[INFO] [stderr]     * the source itself may be corrupt in one way or another
[INFO] [stderr] 
[INFO] [stderr] unable to verify that `scopeguard v1.0.0` is the same as when the lockfile was generated
[INFO] [stderr] 


overridden task result to prepare-fail:unknown

Caused by:
    0: uncategorized prepare error
    1: command failed: exit status: 101
       
           Updating crates.io index
       error: checksum for `scopeguard v1.0.0` changed between lock files
       
       this could be indicative of a few possible errors:
       
           * the lock file is corrupt
           * a replacement source in use (e.g., a mirror) returned a different checksum
           * the source itself may be corrupt in one way or another
       
       unable to verify that `scopeguard v1.0.0` is the same as when the lockfile was generated
       