[INFO] fetching crate valibuk 0.2.0...
[INFO] testing valibuk-0.2.0 against 1.93.0 for beta-1.94-1
[INFO] extracting crate valibuk 0.2.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate valibuk 0.2.0
[INFO] finished tweaking crates.io crate valibuk 0.2.0
[INFO] tweaked toml for crates.io crate valibuk 0.2.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate valibuk 0.2.0 on toolchain 1.93.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.93.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate valibuk 0.2.0 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" "+1.93.0" "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/va/li/valibuk_derive, error: No space left on device (os error 28)
[INFO] [stderr] error: failed to select a version for the requirement `serde = "^1.0.139"` (locked to 1.0.160)
[INFO] [stderr] candidate versions found which didn't match: 1.0.56, 1.0.55, 1.0.54, ...
[INFO] [stderr] location searched: crates.io index
[INFO] [stderr] required by package `trybuild v1.0.80`
[INFO] [stderr]     ... which satisfies dependency `trybuild = "^1.0"` (locked to 1.0.80) of package `valibuk v0.2.0 (/workspace/builds/worker-3-tc1/source)`
[INFO] [stderr] if you are looking for the prerelease package it needs to be specified explicitly
[INFO] [stderr]     serde = { version = "0.9.0-rc4" }


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/va/li/valibuk_derive, error: No space left on device (os error 28)
error: failed to select a version for the requirement `serde = "^1.0.139"` (locked to 1.0.160)
candidate versions found which didn't match: 1.0.56, 1.0.55, 1.0.54, ...
location searched: crates.io index
required by package `trybuild v1.0.80`
    ... which satisfies dependency `trybuild = "^1.0"` (locked to 1.0.80) of package `valibuk v0.2.0 (/workspace/builds/worker-3-tc1/source)`
if you are looking for the prerelease package it needs to be specified explicitly
    serde = { version = "0.9.0-rc4" }