[INFO] crate algebloat 0.0.13 is already in cache [INFO] extracting crate algebloat 0.0.13 into work/ex/beta-1.37-6/sources/1.36.0/reg/algebloat/0.0.13 [INFO] extracting crate algebloat 0.0.13 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/algebloat/0.0.13 [INFO] validating manifest of algebloat-0.0.13 on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of algebloat-0.0.13 on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing algebloat-0.0.13 [INFO] removed 0 missing examples [INFO] finished frobbing algebloat-0.0.13 [INFO] frobbed toml for algebloat-0.0.13 written to work/ex/beta-1.37-6/sources/1.36.0/reg/algebloat/0.0.13/Cargo.toml [INFO] started frobbing algebloat-0.0.13 [INFO] removed 0 missing examples [INFO] finished frobbing algebloat-0.0.13 [INFO] frobbed toml for algebloat-0.0.13 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/algebloat/0.0.13/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] error: failed to select a version for the requirement `chrono = "= 0.3.1"` [INFO] [stderr] candidate versions found which didn't match: 0.4.7, 0.4.6, 0.4.5, ... [INFO] [stderr] location searched: crates.io index [INFO] [stderr] required by package `algebloat v0.0.13 (/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/algebloat/0.0.13)` [ERROR] this task or one of its parent failed! [ERROR] overridden task result to broken:yanked [ERROR] caused by: crate algebloat-0.0.13 depends on yanked crates [ERROR]