[INFO] fetching crate qemu-system-sh4 0.1.0...
[INFO] checking qemu-system-sh4-0.1.0 against master#c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3 for pr-141352
[INFO] extracting crate qemu-system-sh4 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate qemu-system-sh4 0.1.0 on toolchain c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate qemu-system-sh4 0.1.0
[INFO] finished tweaking crates.io crate qemu-system-sh4 0.1.0
[INFO] tweaked toml for crates.io crate qemu-system-sh4 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate qemu-system-sh4 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" "+c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3" "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] error: failed to select a version for the requirement `qemu = "^0.1.5"` (locked to 0.1.6)
[INFO] [stderr] candidate versions found which didn't match: 0.1.2, 0.1.1, 0.1.0
[INFO] [stderr] location searched: crates.io index
[INFO] [stderr] required by package `qemu-system-sh4 v0.1.0 (/workspace/builds/worker-5-tc1/source)`


command failed: exit status: 101

    Blocking waiting for file lock on package cache
    Updating crates.io index
error: failed to select a version for the requirement `qemu = "^0.1.5"` (locked to 0.1.6)
candidate versions found which didn't match: 0.1.2, 0.1.1, 0.1.0
location searched: crates.io index
required by package `qemu-system-sh4 v0.1.0 (/workspace/builds/worker-5-tc1/source)`