[INFO] fetching crate derive-object-merge 0.1.0-alpha1...
[INFO] extracting crate derive-object-merge 0.1.0-alpha1 into work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/reg/derive-object-merge/0.1.0-alpha1
[INFO] extracting crate derive-object-merge 0.1.0-alpha1 into work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/reg/derive-object-merge/0.1.0-alpha1
[INFO] validating manifest of derive-object-merge-0.1.0-alpha1 on toolchain master#c0086b9e8972fef9fd4af24bae20d45021ed06c6
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of derive-object-merge-0.1.0-alpha1 on toolchain try#290ac7b29f41ff9fa5232f9a1116ea71a3501063
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing derive-object-merge-0.1.0-alpha1
[INFO] finished frobbing derive-object-merge-0.1.0-alpha1
[INFO] frobbed toml for derive-object-merge-0.1.0-alpha1 written to work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/reg/derive-object-merge/0.1.0-alpha1/Cargo.toml
[INFO] started frobbing derive-object-merge-0.1.0-alpha1
[INFO] finished frobbing derive-object-merge-0.1.0-alpha1
[INFO] frobbed toml for derive-object-merge-0.1.0-alpha1 written to work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/reg/derive-object-merge/0.1.0-alpha1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking derive-object-merge-0.1.0-alpha1 against master#c0086b9e8972fef9fd4af24bae20d45021ed06c6 for pr-58899
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58899/worker-7/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/reg/derive-object-merge/0.1.0-alpha1:/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" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] cf1d0cb24a5dbefc5faddd38c21c3fc16e9c40df966d7d15d725b9eced7b5a57
[INFO] running `"docker" "start" "-a" "cf1d0cb24a5dbefc5faddd38c21c3fc16e9c40df966d7d15d725b9eced7b5a57"`
[INFO] [stderr]     Checking derive-object-merge v0.1.0-alpha1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `"docker" "inspect" "cf1d0cb24a5dbefc5faddd38c21c3fc16e9c40df966d7d15d725b9eced7b5a57"`
[INFO] running `"docker" "rm" "-f" "cf1d0cb24a5dbefc5faddd38c21c3fc16e9c40df966d7d15d725b9eced7b5a57"`
[INFO] [stdout] cf1d0cb24a5dbefc5faddd38c21c3fc16e9c40df966d7d15d725b9eced7b5a57