[INFO] cloning repository https://github.com/TitanSarim/Rest-Api-s-Rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TitanSarim/Rest-Api-s-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTitanSarim%2FRest-Api-s-Rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTitanSarim%2FRest-Api-s-Rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ab9864d7391de387395e2847c2052ec4282b6be3
[INFO] checking TitanSarim/Rest-Api-s-Rust against master#2aabf3ce0569dd7c8c2d2a27944850056dcf2566 for pr-156508
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTitanSarim%2FRest-Api-s-Rust" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/TitanSarim/Rest-Api-s-Rust
[INFO] finished tweaking git repo https://github.com/TitanSarim/Rest-Api-s-Rust
[INFO] tweaked toml for git repo https://github.com/TitanSarim/Rest-Api-s-Rust written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/TitanSarim/Rest-Api-s-Rust on toolchain 2aabf3ce0569dd7c8c2d2a27944850056dcf2566
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2aabf3ce0569dd7c8c2d2a27944850056dcf2566" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/TitanSarim/Rest-Api-s-Rust 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" "+2aabf3ce0569dd7c8c2d2a27944850056dcf2566" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: failed to select a version for `diesel`.
[INFO] [stderr]     ... required by package `api_development v0.1.0 (/workspace/builds/worker-0-tc1/source)`
[INFO] [stderr] versions that meet the requirements `^2.2.1` are: 2.2.1, 2.3.9, 2.3.8, 2.3.7, 2.3.6, 2.3.5, 2.3.4, 2.3.3, 2.3.2, 2.3.1, 2.3.0, 2.2.12, 2.2.11, 2.2.10, 2.2.9, 2.2.8, 2.2.7, 2.2.6, 2.2.5, 2.2.4, 2.2.3, 2.2.2
[INFO] [stderr] 
[INFO] [stderr] all possible versions conflict with previously selected packages
[INFO] [stderr] 
[INFO] [stderr]   previously selected package `diesel v2.1.1`
[INFO] [stderr]     ... which satisfies dependency `diesel = "~2.1.1"` of package `diesel-async v0.4.0`
[INFO] [stderr]     ... which satisfies dependency `diesel-async = "^0.4"` of package `api_development v0.1.0 (/workspace/builds/worker-0-tc1/source)`
[INFO] [stderr] 
[INFO] [stderr] failed to select a version for `diesel` which could resolve this conflict


overridden task result to prepare-fail:unknown

Caused by:
    0: uncategorized prepare error
    1: command failed: exit status: 101
       
           Updating crates.io index
       error: failed to select a version for `diesel`.
           ... required by package `api_development v0.1.0 (/workspace/builds/worker-0-tc1/source)`
       versions that meet the requirements `^2.2.1` are: 2.2.1, 2.3.9, 2.3.8, 2.3.7, 2.3.6, 2.3.5, 2.3.4, 2.3.3, 2.3.2, 2.3.1, 2.3.0, 2.2.12, 2.2.11, 2.2.10, 2.2.9, 2.2.8, 2.2.7, 2.2.6, 2.2.5, 2.2.4, 2.2.3, 2.2.2
       
       all possible versions conflict with previously selected packages
       
         previously selected package `diesel v2.1.1`
           ... which satisfies dependency `diesel = "~2.1.1"` of package `diesel-async v0.4.0`
           ... which satisfies dependency `diesel-async = "^0.4"` of package `api_development v0.1.0 (/workspace/builds/worker-0-tc1/source)`
       
       failed to select a version for `diesel` which could resolve this conflict