[INFO] crate atm-async-utils 0.2.1 is already in cache [INFO] extracting crate atm-async-utils 0.2.1 into work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/atm-async-utils/0.2.1 [INFO] extracting crate atm-async-utils 0.2.1 into work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/reg/atm-async-utils/0.2.1 [INFO] validating manifest of atm-async-utils-0.2.1 on toolchain master#5f9c0448dde167128d668da4555879f64e56af1d [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of atm-async-utils-0.2.1 on toolchain try#8ec8125bea94852768b56958f05da47666c21ab0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing atm-async-utils-0.2.1 [INFO] finished frobbing atm-async-utils-0.2.1 [INFO] frobbed toml for atm-async-utils-0.2.1 written to work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/atm-async-utils/0.2.1/Cargo.toml [INFO] started frobbing atm-async-utils-0.2.1 [INFO] finished frobbing atm-async-utils-0.2.1 [INFO] frobbed toml for atm-async-utils-0.2.1 written to work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/reg/atm-async-utils/0.2.1/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] error: failed to select a version for the requirement `futures = "^0.2.0-alpha"` [INFO] [stderr] candidate versions found which didn't match: 0.1.28, 0.1.27, 0.1.26, ... [INFO] [stderr] location searched: crates.io index [INFO] [stderr] required by package `atm-async-utils v0.2.1 (/mnt/big/crater/work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/atm-async-utils/0.2.1)` [ERROR] this task or one of its parent failed! [ERROR] overridden task result to broken:yanked [ERROR] caused by: crate atm-async-utils-0.2.1 depends on yanked crates [ERROR]