[INFO] fetching crate xbi-channel-primitives 0.3.2...
[INFO] checking xbi-channel-primitives-0.3.2 against master#52f3c71c8dc4aaed71e3035995fcbdd6d78c98c6 for pr-127907
[INFO] extracting crate xbi-channel-primitives 0.3.2 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate xbi-channel-primitives 0.3.2 on toolchain 52f3c71c8dc4aaed71e3035995fcbdd6d78c98c6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+52f3c71c8dc4aaed71e3035995fcbdd6d78c98c6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate xbi-channel-primitives 0.3.2
[INFO] finished tweaking crates.io crate xbi-channel-primitives 0.3.2
[INFO] tweaked toml for crates.io crate xbi-channel-primitives 0.3.2 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+52f3c71c8dc4aaed71e3035995fcbdd6d78c98c6" "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-channel-primitives v0.3.2 (/workspace/builds/worker-1-tc1/source)`
[INFO] [stderr] versions that meet the requirements `^0` are: 0.0.1
[INFO] [stderr] 
[INFO] [stderr] the package `xbi-channel-primitives` depends on `xcm`, with features: `std` but `xcm` does not have these features.
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] failed to select a version for `xcm` which could resolve this conflict
[ERROR] this task or one of its parent failed!
[ERROR] command failed: exit status: 101
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking xbi-channel-primitives-0.3.2 against try#6223d840318ac1f9c8b6bf3aef24c3ff67683479 for pr-127907
[INFO] extracting crate xbi-channel-primitives 0.3.2 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate xbi-channel-primitives 0.3.2 on toolchain 6223d840318ac1f9c8b6bf3aef24c3ff67683479
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6223d840318ac1f9c8b6bf3aef24c3ff67683479" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate xbi-channel-primitives 0.3.2
[INFO] finished tweaking crates.io crate xbi-channel-primitives 0.3.2
[INFO] tweaked toml for crates.io crate xbi-channel-primitives 0.3.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6223d840318ac1f9c8b6bf3aef24c3ff67683479" "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-channel-primitives v0.3.2 (/workspace/builds/worker-1-tc2/source)`
[INFO] [stderr] versions that meet the requirements `^0` are: 0.0.1
[INFO] [stderr] 
[INFO] [stderr] the package `xbi-channel-primitives` depends on `xcm`, with features: `std` but `xcm` does not have these features.
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] failed to select a version for `xcm` which could resolve this conflict
[INFO] checking xbi-channel-primitives-0.3.2 against try#6223d840318ac1f9c8b6bf3aef24c3ff67683479 for pr-127907
[INFO] extracting crate xbi-channel-primitives 0.3.2 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate xbi-channel-primitives 0.3.2 on toolchain 6223d840318ac1f9c8b6bf3aef24c3ff67683479
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6223d840318ac1f9c8b6bf3aef24c3ff67683479" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate xbi-channel-primitives 0.3.2
[INFO] finished tweaking crates.io crate xbi-channel-primitives 0.3.2
[INFO] tweaked toml for crates.io crate xbi-channel-primitives 0.3.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6223d840318ac1f9c8b6bf3aef24c3ff67683479" "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-channel-primitives v0.3.2 (/workspace/builds/worker-1-tc2/source)`
[INFO] [stderr] versions that meet the requirements `^0` are: 0.0.1
[INFO] [stderr] 
[INFO] [stderr] the package `xbi-channel-primitives` depends on `xcm`, with features: `std` but `xcm` does not have these features.
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] failed to select a version for `xcm` which could resolve this conflict
[INFO] checking xbi-channel-primitives-0.3.2 against try#6223d840318ac1f9c8b6bf3aef24c3ff67683479 for pr-127907
[INFO] extracting crate xbi-channel-primitives 0.3.2 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate xbi-channel-primitives 0.3.2 on toolchain 6223d840318ac1f9c8b6bf3aef24c3ff67683479
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6223d840318ac1f9c8b6bf3aef24c3ff67683479" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate xbi-channel-primitives 0.3.2
[INFO] finished tweaking crates.io crate xbi-channel-primitives 0.3.2
[INFO] tweaked toml for crates.io crate xbi-channel-primitives 0.3.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6223d840318ac1f9c8b6bf3aef24c3ff67683479" "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-channel-primitives v0.3.2 (/workspace/builds/worker-1-tc2/source)`
[INFO] [stderr] versions that meet the requirements `^0` are: 0.0.1
[INFO] [stderr] 
[INFO] [stderr] the package `xbi-channel-primitives` depends on `xcm`, with features: `std` but `xcm` does not have these features.
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] failed to select a version for `xcm` which could resolve this conflict
[INFO] checking xbi-channel-primitives-0.3.2 against try#6223d840318ac1f9c8b6bf3aef24c3ff67683479 for pr-127907
[INFO] extracting crate xbi-channel-primitives 0.3.2 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate xbi-channel-primitives 0.3.2 on toolchain 6223d840318ac1f9c8b6bf3aef24c3ff67683479
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6223d840318ac1f9c8b6bf3aef24c3ff67683479" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate xbi-channel-primitives 0.3.2
[INFO] finished tweaking crates.io crate xbi-channel-primitives 0.3.2
[INFO] tweaked toml for crates.io crate xbi-channel-primitives 0.3.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6223d840318ac1f9c8b6bf3aef24c3ff67683479" "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-channel-primitives v0.3.2 (/workspace/builds/worker-1-tc2/source)`
[INFO] [stderr] versions that meet the requirements `^0` are: 0.0.1
[INFO] [stderr] 
[INFO] [stderr] the package `xbi-channel-primitives` depends on `xcm`, with features: `std` but `xcm` does not have these features.
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] failed to select a version for `xcm` which could resolve this conflict
[INFO] checking xbi-channel-primitives-0.3.2 against try#6223d840318ac1f9c8b6bf3aef24c3ff67683479 for pr-127907
[INFO] extracting crate xbi-channel-primitives 0.3.2 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate xbi-channel-primitives 0.3.2 on toolchain 6223d840318ac1f9c8b6bf3aef24c3ff67683479
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6223d840318ac1f9c8b6bf3aef24c3ff67683479" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate xbi-channel-primitives 0.3.2
[INFO] finished tweaking crates.io crate xbi-channel-primitives 0.3.2
[INFO] tweaked toml for crates.io crate xbi-channel-primitives 0.3.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6223d840318ac1f9c8b6bf3aef24c3ff67683479" "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-channel-primitives v0.3.2 (/workspace/builds/worker-1-tc2/source)`
[INFO] [stderr] versions that meet the requirements `^0` are: 0.0.1
[INFO] [stderr] 
[INFO] [stderr] the package `xbi-channel-primitives` depends on `xcm`, with features: `std` but `xcm` does not have these features.
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] failed to select a version for `xcm` which could resolve this conflict
[ERROR] this task or one of its parent failed!
[ERROR] command failed: exit status: 101
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.