[INFO] crate generator_ext 0.1.2 is already in cache [INFO] extracting crate generator_ext 0.1.2 into work/ex/pr-59527/sources/master#003382e4150984cb476047b3925edf8d75df2d59/reg/generator_ext/0.1.2 [INFO] extracting crate generator_ext 0.1.2 into work/ex/pr-59527/sources/try#47f4f94676fbdd494dd2c2dc9ac377a13fc78e00/reg/generator_ext/0.1.2 [INFO] validating manifest of generator_ext-0.1.2 on toolchain master#003382e4150984cb476047b3925edf8d75df2d59 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+003382e4150984cb476047b3925edf8d75df2d59-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of generator_ext-0.1.2 on toolchain try#47f4f94676fbdd494dd2c2dc9ac377a13fc78e00 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+47f4f94676fbdd494dd2c2dc9ac377a13fc78e00-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing generator_ext-0.1.2 [INFO] finished frobbing generator_ext-0.1.2 [INFO] frobbed toml for generator_ext-0.1.2 written to work/ex/pr-59527/sources/master#003382e4150984cb476047b3925edf8d75df2d59/reg/generator_ext/0.1.2/Cargo.toml [INFO] started frobbing generator_ext-0.1.2 [INFO] finished frobbing generator_ext-0.1.2 [INFO] frobbed toml for generator_ext-0.1.2 written to work/ex/pr-59527/sources/try#47f4f94676fbdd494dd2c2dc9ac377a13fc78e00/reg/generator_ext/0.1.2/Cargo.toml [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+003382e4150984cb476047b3925edf8d75df2d59-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] error: failed to select a version for the requirement `futures = "^0.2.1"` [INFO] [stderr] candidate versions found which didn't match: 0.1.25, 0.1.24, 0.1.23, ... [INFO] [stderr] location searched: crates.io index [INFO] [stderr] required by package `generator_ext v0.1.2 (/mnt/crater-raid/crater/work/ex/pr-59527/sources/master#003382e4150984cb476047b3925edf8d75df2d59/reg/generator_ext/0.1.2)` [ERROR] this task or one of its parent failed! [ERROR] overridden task result to broken:yanked [ERROR] caused by: crate generator_ext-0.1.2 depends on yanked crates [ERROR]