[INFO] cloning repository https://github.com/jeetnik/staking_pool
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jeetnik/staking_pool" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeetnik%2Fstaking_pool", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeetnik%2Fstaking_pool'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] adfb2a9d05be717adea90f4f3ed2313f0d6bd06a
[INFO] testing jeetnik/staking_pool against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeetnik%2Fstaking_pool" "/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/jeetnik/staking_pool
[INFO] finished tweaking git repo https://github.com/jeetnik/staking_pool
[INFO] tweaked toml for git repo https://github.com/jeetnik/staking_pool written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jeetnik/staking_pool on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jeetnik/staking_pool 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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: failed to select a version for `ic-cdk-macros`.
[INFO] [stderr]     ... required by package `ic-cdk v0.18.4`
[INFO] [stderr]     ... which satisfies dependency `ic-cdk = "^0.18.0"` of package `ic-ledger-types v0.15.0`
[INFO] [stderr]     ... which satisfies dependency `ic-ledger-types = "^0.15.0"` of package `staking_pool_backend v0.1.0 (/workspace/builds/worker-0-tc1/source/src/staking_pool_backend)`
[INFO] [stderr] versions that meet the requirements `=0.18.4` are: 0.18.4
[INFO] [stderr] 
[INFO] [stderr] all possible versions conflict with previously selected packages
[INFO] [stderr] 
[INFO] [stderr]   previously selected package `ic-cdk-macros v0.18.7`
[INFO] [stderr]     ... which satisfies dependency `ic-cdk-macros = "^0.18.5"` of package `staking_pool_backend v0.1.0 (/workspace/builds/worker-0-tc1/source/src/staking_pool_backend)`
[INFO] [stderr] 
[INFO] [stderr] failed to select a version for `ic-cdk-macros` 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 `ic-cdk-macros`.
           ... required by package `ic-cdk v0.18.4`
           ... which satisfies dependency `ic-cdk = "^0.18.0"` of package `ic-ledger-types v0.15.0`
           ... which satisfies dependency `ic-ledger-types = "^0.15.0"` of package `staking_pool_backend v0.1.0 (/workspace/builds/worker-0-tc1/source/src/staking_pool_backend)`
       versions that meet the requirements `=0.18.4` are: 0.18.4
       
       all possible versions conflict with previously selected packages
       
         previously selected package `ic-cdk-macros v0.18.7`
           ... which satisfies dependency `ic-cdk-macros = "^0.18.5"` of package `staking_pool_backend v0.1.0 (/workspace/builds/worker-0-tc1/source/src/staking_pool_backend)`
       
       failed to select a version for `ic-cdk-macros` which could resolve this conflict