[INFO] fetching crate offline_scrobbler 0.1.6...
[INFO] testing offline_scrobbler-0.1.6 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237
[INFO] extracting crate offline_scrobbler 0.1.6 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate offline_scrobbler 0.1.6
[INFO] finished tweaking crates.io crate offline_scrobbler 0.1.6
[INFO] tweaked toml for crates.io crate offline_scrobbler 0.1.6 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate offline_scrobbler 0.1.6 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate offline_scrobbler 0.1.6 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "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/ar/bo/arboard, error: No space left on device (os error 28)
[INFO] [stderr] error: failed to select a version for the requirement `reqwest = "^0.11.18"` (locked to 0.11.27)
[INFO] [stderr] candidate versions found which didn't match: 0.10.4, 0.10.3, 0.10.2, ...
[INFO] [stderr] location searched: crates.io index
[INFO] [stderr] required by package `offline_scrobbler v0.1.6 (/workspace/builds/worker-6-tc1/source)`
[INFO] [stderr] if you are looking for the prerelease package it needs to be specified explicitly
[INFO] [stderr]     reqwest = { version = "0.10.0-alpha.2" }


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/ar/bo/arboard, error: No space left on device (os error 28)
error: failed to select a version for the requirement `reqwest = "^0.11.18"` (locked to 0.11.27)
candidate versions found which didn't match: 0.10.4, 0.10.3, 0.10.2, ...
location searched: crates.io index
required by package `offline_scrobbler v0.1.6 (/workspace/builds/worker-6-tc1/source)`
if you are looking for the prerelease package it needs to be specified explicitly
    reqwest = { version = "0.10.0-alpha.2" }