[INFO] fetching crate ra_ap_proc_macro_api 0.0.262...
[INFO] checking ra_ap_proc_macro_api-0.0.262 against master#a26e97be8826d408309fffbd8168362365719f50 for pr-136776
[INFO] extracting crate ra_ap_proc_macro_api 0.0.262 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate ra_ap_proc_macro_api 0.0.262 on toolchain a26e97be8826d408309fffbd8168362365719f50
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a26e97be8826d408309fffbd8168362365719f50" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ra_ap_proc_macro_api 0.0.262
[INFO] finished tweaking crates.io crate ra_ap_proc_macro_api 0.0.262
[INFO] tweaked toml for crates.io crate ra_ap_proc_macro_api 0.0.262 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate ra_ap_proc_macro_api 0.0.262 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" "+a26e97be8826d408309fffbd8168362365719f50" "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 `ra_ap_span = "=0.0.262"` (locked to 0.0.262)
[INFO] [stderr] candidate versions found which didn't match: 0.0.206, 0.0.205, 0.0.204, ...
[INFO] [stderr] location searched: crates.io index
[INFO] [stderr] required by package `ra_ap_proc_macro_api v0.0.262 (/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 `ra_ap_span = "=0.0.262"` (locked to 0.0.262)
candidate versions found which didn't match: 0.0.206, 0.0.205, 0.0.204, ...
location searched: crates.io index
required by package `ra_ap_proc_macro_api v0.0.262 (/workspace/builds/worker-5-tc1/source)`