[INFO] cloning repository https://github.com/m-squared96/sudoku-solver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/m-squared96/sudoku-solver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fm-squared96%2Fsudoku-solver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fm-squared96%2Fsudoku-solver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4360ead5e4fef6703cf47734ccd01c25220c75a1
[INFO] testing m-squared96/sudoku-solver against master#e9385f9eea0221ef295a188d49d16f8f5189abf1 for pr-146098
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fm-squared96%2Fsudoku-solver" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/m-squared96/sudoku-solver
[INFO] finished tweaking git repo https://github.com/m-squared96/sudoku-solver
[INFO] tweaked toml for git repo https://github.com/m-squared96/sudoku-solver written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/m-squared96/sudoku-solver on toolchain e9385f9eea0221ef295a188d49d16f8f5189abf1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e9385f9eea0221ef295a188d49d16f8f5189abf1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/m-squared96/sudoku-solver 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" "+e9385f9eea0221ef295a188d49d16f8f5189abf1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] warning: failed to write cache, path: /workspace/cargo-home/registry/index/index.crates.io-1949cf8c6b5b557f/.cache/fu/ch/fuchsia-cprng, error: No space left on device (os error 28)
[INFO] [stderr] error: failed to select a version for the requirement `winapi = "^0.3"` (locked to 0.3.7)
[INFO] [stderr] candidate versions found which didn't match: 0.1.14, 0.1.13, 0.1.12, ...
[INFO] [stderr] location searched: crates.io index
[INFO] [stderr] required by package `rand v0.4.6`
[INFO] [stderr]     ... which satisfies dependency `rand = "^0.4"` (locked to 0.4.6) of package `rand v0.3.23`
[INFO] [stderr]     ... which satisfies dependency `rand = "^0.3.14"` (locked to 0.3.23) of package `sudoku_solver_rust v0.1.0 (/workspace/builds/worker-4-tc1/source)`


command failed: exit status: 101

    Blocking waiting for file lock on package cache
    Updating crates.io index
warning: failed to write cache, path: /workspace/cargo-home/registry/index/index.crates.io-1949cf8c6b5b557f/.cache/fu/ch/fuchsia-cprng, error: No space left on device (os error 28)
error: failed to select a version for the requirement `winapi = "^0.3"` (locked to 0.3.7)
candidate versions found which didn't match: 0.1.14, 0.1.13, 0.1.12, ...
location searched: crates.io index
required by package `rand v0.4.6`
    ... which satisfies dependency `rand = "^0.4"` (locked to 0.4.6) of package `rand v0.3.23`
    ... which satisfies dependency `rand = "^0.3.14"` (locked to 0.3.23) of package `sudoku_solver_rust v0.1.0 (/workspace/builds/worker-4-tc1/source)`