[INFO] fetching crate semantic-release-rust 1.0.0-alpha.8...
[INFO] testing semantic-release-rust-1.0.0-alpha.8 against 1.90.0 for beta-1.91-2
[INFO] extracting crate semantic-release-rust 1.0.0-alpha.8 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate semantic-release-rust 1.0.0-alpha.8
[INFO] finished tweaking crates.io crate semantic-release-rust 1.0.0-alpha.8
[INFO] tweaked toml for crates.io crate semantic-release-rust 1.0.0-alpha.8 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate semantic-release-rust 1.0.0-alpha.8 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate semantic-release-rust 1.0.0-alpha.8 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" "+1.90.0" "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/an/yh/anyhow, error: No space left on device (os error 28)
[INFO] [stderr] error: failed to select a version for the requirement `clap = "^2.33"` (locked to 2.33.3)
[INFO] [stderr] candidate versions found which didn't match: 2.29.4, 2.29.3, 2.29.2, ...
[INFO] [stderr] location searched: crates.io index
[INFO] [stderr] required by package `structopt v0.3.21`
[INFO] [stderr]     ... which satisfies dependency `structopt = "^0.3.21"` (locked to 0.3.21) of package `semantic-release-rust v1.0.0-alpha.8 (/workspace/builds/worker-4-tc1/source)`
[INFO] [stderr] if you are looking for the prerelease package it needs to be specified explicitly
[INFO] [stderr]     clap = { version = "1.0.0-beta" }


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/an/yh/anyhow, error: No space left on device (os error 28)
error: failed to select a version for the requirement `clap = "^2.33"` (locked to 2.33.3)
candidate versions found which didn't match: 2.29.4, 2.29.3, 2.29.2, ...
location searched: crates.io index
required by package `structopt v0.3.21`
    ... which satisfies dependency `structopt = "^0.3.21"` (locked to 0.3.21) of package `semantic-release-rust v1.0.0-alpha.8 (/workspace/builds/worker-4-tc1/source)`
if you are looking for the prerelease package it needs to be specified explicitly
    clap = { version = "1.0.0-beta" }