[INFO] fetching crate xbi-sender 0.3.2...
[INFO] checking xbi-sender-0.3.2 against master#d2eadb7a94ef8c9deb5137695df33cd1fc5aee92 for pr-137268
[INFO] extracting crate xbi-sender 0.3.2 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate xbi-sender 0.3.2 on toolchain d2eadb7a94ef8c9deb5137695df33cd1fc5aee92
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d2eadb7a94ef8c9deb5137695df33cd1fc5aee92" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate xbi-sender 0.3.2
[INFO] finished tweaking crates.io crate xbi-sender 0.3.2
[INFO] tweaked toml for crates.io crate xbi-sender 0.3.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d2eadb7a94ef8c9deb5137695df33cd1fc5aee92" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: failed to select a version for `xcm`.
[INFO] [stderr]     ... required by package `xbi-sender v0.3.2 (/workspace/builds/worker-5-tc1/source)`
[INFO] [stderr] versions that meet the requirements `^0` are: 0.0.1
[INFO] [stderr] 
[INFO] [stderr] package `xbi-sender` depends on `xcm` with feature `std` but `xcm` does not have that feature.
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] failed to select a version for `xcm` which could resolve this conflict


command failed: exit status: 101

    Updating crates.io index
error: failed to select a version for `xcm`.
    ... required by package `xbi-sender v0.3.2 (/workspace/builds/worker-5-tc1/source)`
versions that meet the requirements `^0` are: 0.0.1

package `xbi-sender` depends on `xcm` with feature `std` but `xcm` does not have that feature.


failed to select a version for `xcm` which could resolve this conflict