[INFO] updating cached repository museun/whatfeatures [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/museun/whatfeatures [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/museun/whatfeatures" "work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/museun/whatfeatures"` [INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/museun/whatfeatures'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/museun/whatfeatures" "work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/museun/whatfeatures"` [INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/museun/whatfeatures'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] d23214c566a52fe6da29865a24d130de070e7be9 [INFO] sha for GitHub repo museun/whatfeatures: d23214c566a52fe6da29865a24d130de070e7be9 [INFO] validating manifest of museun/whatfeatures on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of museun/whatfeatures on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing museun/whatfeatures [INFO] finished frobbing museun/whatfeatures [INFO] frobbed toml for museun/whatfeatures written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/museun/whatfeatures/Cargo.toml [INFO] started frobbing museun/whatfeatures [INFO] finished frobbing museun/whatfeatures [INFO] frobbed toml for museun/whatfeatures written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/museun/whatfeatures/Cargo.toml [INFO] crate museun/whatfeatures already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking museun/whatfeatures against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-5/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/museun/whatfeatures:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 933396c63b3771acc4e59de0e1a8811de49ddbf75af798122d18c9182781e908 [INFO] running `"docker" "start" "-a" "933396c63b3771acc4e59de0e1a8811de49ddbf75af798122d18c9182781e908"` [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Checking attohttpc v0.4.1 [INFO] [stderr] Compiling gumdrop_derive v0.5.0 [INFO] [stderr] Checking gumdrop v0.5.0 [INFO] [stderr] Checking whatfeatures v0.3.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 18.15s [INFO] running `"docker" "inspect" "933396c63b3771acc4e59de0e1a8811de49ddbf75af798122d18c9182781e908"` [INFO] running `"docker" "rm" "-f" "933396c63b3771acc4e59de0e1a8811de49ddbf75af798122d18c9182781e908"` [INFO] [stdout] 933396c63b3771acc4e59de0e1a8811de49ddbf75af798122d18c9182781e908