[INFO] updating cached repository mfs/dupr
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mfs/dupr
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mfs/dupr" "work/ex/pr-60444/sources/master#92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf/gh/mfs/dupr"`
[INFO] [stderr] Cloning into 'work/ex/pr-60444/sources/master#92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf/gh/mfs/dupr'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mfs/dupr" "work/ex/pr-60444/sources/try#cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b/gh/mfs/dupr"`
[INFO] [stderr] Cloning into 'work/ex/pr-60444/sources/try#cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b/gh/mfs/dupr'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 931e91b70178bb9ef2bb65deadd0dd81341697e3
[INFO] sha for GitHub repo mfs/dupr: 931e91b70178bb9ef2bb65deadd0dd81341697e3
[INFO] validating manifest of mfs/dupr on toolchain master#92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of mfs/dupr on toolchain try#cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing mfs/dupr
[INFO] finished frobbing mfs/dupr
[INFO] frobbed toml for mfs/dupr written to work/ex/pr-60444/sources/master#92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf/gh/mfs/dupr/Cargo.toml
[INFO] started frobbing mfs/dupr
[INFO] finished frobbing mfs/dupr
[INFO] frobbed toml for mfs/dupr written to work/ex/pr-60444/sources/try#cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b/gh/mfs/dupr/Cargo.toml
[INFO] crate mfs/dupr already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking mfs/dupr against master#92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf for pr-60444
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60444/worker-3/master#92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60444/sources/master#92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf/gh/mfs/dupr:/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" "+92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] d18ca15e0e4b5a190dfa28f8ea99bcecd9743a4c128d994fb8a5520f3f7261fa
[INFO] running `"docker" "start" "-a" "d18ca15e0e4b5a190dfa28f8ea99bcecd9743a4c128d994fb8a5520f3f7261fa"`
[INFO] [stderr]     Checking textwrap v0.8.0
[INFO] [stderr]     Checking twox-hash v1.1.0
[INFO] [stderr]     Checking clap v2.26.2
[INFO] [stderr]     Checking dupr v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.63s
[INFO] running `"docker" "inspect" "d18ca15e0e4b5a190dfa28f8ea99bcecd9743a4c128d994fb8a5520f3f7261fa"`
[INFO] running `"docker" "rm" "-f" "d18ca15e0e4b5a190dfa28f8ea99bcecd9743a4c128d994fb8a5520f3f7261fa"`
[INFO] [stdout] d18ca15e0e4b5a190dfa28f8ea99bcecd9743a4c128d994fb8a5520f3f7261fa