[INFO] crate ipp-headers-sys 0.4.2 is already in cache
[INFO] extracting crate ipp-headers-sys 0.4.2 into work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/reg/ipp-headers-sys/0.4.2
[INFO] extracting crate ipp-headers-sys 0.4.2 into work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/reg/ipp-headers-sys/0.4.2
[INFO] validating manifest of ipp-headers-sys-0.4.2 on toolchain master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ipp-headers-sys-0.4.2 on toolchain try#18481b65f318e0b4b20c0fc61340054701719d6c
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ipp-headers-sys-0.4.2
[INFO] finished frobbing ipp-headers-sys-0.4.2
[INFO] frobbed toml for ipp-headers-sys-0.4.2 written to work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/reg/ipp-headers-sys/0.4.2/Cargo.toml
[INFO] started frobbing ipp-headers-sys-0.4.2
[INFO] finished frobbing ipp-headers-sys-0.4.2
[INFO] frobbed toml for ipp-headers-sys-0.4.2 written to work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/reg/ipp-headers-sys/0.4.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking ipp-headers-sys-0.4.2 against try#18481b65f318e0b4b20c0fc61340054701719d6c for pr-62507
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62507/worker-3/try#18481b65f318e0b4b20c0fc61340054701719d6c:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/reg/ipp-headers-sys/0.4.2:/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" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 53cc5cd8201a7ce5f4244efa6ae1f5131636686e41fc901d939e0529dfb634d5
[INFO] running `"docker" "start" "-a" "53cc5cd8201a7ce5f4244efa6ae1f5131636686e41fc901d939e0529dfb634d5"`
[INFO] [stderr]     Checking ipp-headers-sys v0.4.2 (/opt/crater/workdir)
[INFO] [stderr] error: You are attempting to compile without a required feature flag being used. You must use one of either `2017`, `2018`, `2019`
[INFO] [stderr]   --> src/lib.rs:27:1
[INFO] [stderr]    |
[INFO] [stderr] 27 | / compile_error!("You are attempting to compile without a required feature flag \
[INFO] [stderr] 28 | |     being used. You must use one of either `2017`, `2018`, `2019`");
[INFO] [stderr]    | |____________________________________________________________________^
[INFO] [stderr] 
[INFO] [stderr] error: You are attempting to compile without a required feature flag being used. You must use one of either `2017`, `2018`, `2019`
[INFO] [stderr]   --> src/lib.rs:27:1
[INFO] [stderr]    |
[INFO] [stderr] 27 | / compile_error!("You are attempting to compile without a required feature flag \
[INFO] [stderr] 28 | |     being used. You must use one of either `2017`, `2018`, `2019`");
[INFO] [stderr]    | |____________________________________________________________________^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `ipp-headers-sys`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `ipp-headers-sys`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "53cc5cd8201a7ce5f4244efa6ae1f5131636686e41fc901d939e0529dfb634d5"`
[INFO] running `"docker" "rm" "-f" "53cc5cd8201a7ce5f4244efa6ae1f5131636686e41fc901d939e0529dfb634d5"`
[INFO] [stdout] 53cc5cd8201a7ce5f4244efa6ae1f5131636686e41fc901d939e0529dfb634d5