[INFO] fetching crate rustutils-factor 0.1.0...
[INFO] testing rustutils-factor-0.1.0 against master#2fd6efc32704647e64d3d646d21c4c68eae100e4 for pr-149852-1
[INFO] extracting crate rustutils-factor 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate rustutils-factor 0.1.0
[INFO] finished tweaking crates.io crate rustutils-factor 0.1.0
[INFO] tweaked toml for crates.io crate rustutils-factor 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rustutils-factor 0.1.0 on toolchain 2fd6efc32704647e64d3d646d21c4c68eae100e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rustutils-factor 0.1.0 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" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "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/pr/im/primes, error: No space left on device (os error 28)
[INFO] [stderr] error: failed to select a version for the requirement `syn = "^1.0.74"` (locked to 1.0.98)
[INFO] [stderr] candidate versions found which didn't match: 1.0.12, 1.0.11, 1.0.10, ...
[INFO] [stderr] location searched: crates.io index
[INFO] [stderr] required by package `clap_derive v3.2.7`
[INFO] [stderr]     ... which satisfies dependency `clap_derive = "=3.2.7"` (locked to 3.2.7) of package `clap v3.2.12`
[INFO] [stderr]     ... which satisfies dependency `clap = "^3.2.8"` (locked to 3.2.12) of package `rustutils-factor v0.1.0 (/workspace/builds/worker-6-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/pr/im/primes, error: No space left on device (os error 28)
error: failed to select a version for the requirement `syn = "^1.0.74"` (locked to 1.0.98)
candidate versions found which didn't match: 1.0.12, 1.0.11, 1.0.10, ...
location searched: crates.io index
required by package `clap_derive v3.2.7`
    ... which satisfies dependency `clap_derive = "=3.2.7"` (locked to 3.2.7) of package `clap v3.2.12`
    ... which satisfies dependency `clap = "^3.2.8"` (locked to 3.2.12) of package `rustutils-factor v0.1.0 (/workspace/builds/worker-6-tc1/source)`