[INFO] fetching crate guid-parser 0.1.0...
[INFO] checking guid-parser-0.1.0 against master#f21fbac535ab2c3bc50db20547f4d48477357103 for pr-143193
[INFO] extracting crate guid-parser 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate guid-parser 0.1.0
[INFO] finished tweaking crates.io crate guid-parser 0.1.0
[INFO] tweaked toml for crates.io crate guid-parser 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate guid-parser 0.1.0 on toolchain f21fbac535ab2c3bc50db20547f4d48477357103
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f21fbac535ab2c3bc50db20547f4d48477357103" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f21fbac535ab2c3bc50db20547f4d48477357103" "generate-lockfile" "--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 `conv`.
[INFO] [stderr]     ... required by package `chomp v0.3.1`
[INFO] [stderr]     ... which satisfies dependency `chomp = "^0.3.1"` of package `guid-parser v0.1.0 (/workspace/builds/worker-1-tc1/source)`
[INFO] [stderr] versions that meet the requirements `^0.3.3` are: 0.3.3
[INFO] [stderr] 
[INFO] [stderr] package `chomp` depends on `conv` with feature `std` but `conv` does not have that feature.
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] failed to select a version for `conv` which could resolve this conflict


command failed: exit status: 101

    Blocking waiting for file lock on package cache
    Updating crates.io index
error: failed to select a version for `conv`.
    ... required by package `chomp v0.3.1`
    ... which satisfies dependency `chomp = "^0.3.1"` of package `guid-parser v0.1.0 (/workspace/builds/worker-1-tc1/source)`
versions that meet the requirements `^0.3.3` are: 0.3.3

package `chomp` depends on `conv` with feature `std` but `conv` does not have that feature.


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