[INFO] fetching crate mech-range 0.2.36...
[INFO] documenting mech-range-0.2.36 against 1.86.0 for beta-1.87-rustdoc-1
[INFO] extracting crate mech-range 0.2.36 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate mech-range 0.2.36 on toolchain 1.86.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.86.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mech-range 0.2.36
[INFO] finished tweaking crates.io crate mech-range 0.2.36
[INFO] tweaked toml for crates.io crate mech-range 0.2.36 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate mech-range 0.2.36 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" "+1.86.0" "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] error: failed to select a version for the requirement `mech-core = "^0.2.36"` (locked to 0.2.36)
[INFO] [stderr] candidate versions found which didn't match: 0.1.0, 0.0.5, 0.0.4, ...
[INFO] [stderr] location searched: crates.io index
[INFO] [stderr] required by package `mech-range v0.2.36 (/workspace/builds/worker-6-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 `mech-core = "^0.2.36"` (locked to 0.2.36)
candidate versions found which didn't match: 0.1.0, 0.0.5, 0.0.4, ...
location searched: crates.io index
required by package `mech-range v0.2.36 (/workspace/builds/worker-6-tc1/source)`