[INFO] crate rocket-multipart-form-data 0.7.0 is already in cache
[INFO] checking rocket-multipart-form-data-0.7.0 against master#9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7 for pr-64564
[INFO] extracting crate rocket-multipart-form-data 0.7.0 into work/builds/worker-0/source
[INFO] validating manifest of crates.io crate rocket-multipart-form-data 0.7.0 on toolchain 9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rocket-multipart-form-data 0.7.0
[INFO] finished tweaking crates.io crate rocket-multipart-form-data 0.7.0
[INFO] tweaked toml for crates.io crate rocket-multipart-form-data 0.7.0 written to work/builds/worker-0/source/Cargo.toml
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] b5b6750094f83830a218561371e51235bff37052728d20ad49feb297ddb8782c
[INFO] running `"docker" "start" "-a" "b5b6750094f83830a218561371e51235bff37052728d20ad49feb297ddb8782c"`
[INFO] [stderr]     Checking debug-helper v0.3.8
[INFO] [stderr]     Checking crc-any v1.1.3
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking cookie v0.11.1
[INFO] [stderr]    Compiling educe v0.4.2
[INFO] [stderr]     Checking rc-u8-reader v2.0.10
[INFO] [stderr]    Compiling devise_core v0.2.0
[INFO] [stderr]    Compiling pear_codegen v0.1.2
[INFO] [stderr]    Compiling devise_codegen v0.2.0
[INFO] [stderr]    Compiling devise v0.2.0
[INFO] [stderr]    Compiling pear v0.1.2
[INFO] [stderr]     Checking rocket_http v0.4.2
[INFO] [stderr]    Compiling rocket_codegen v0.4.2
[INFO] [stderr]     Checking rocket v0.4.2
[INFO] [stderr]     Checking rocket-etag-if-none-match v0.3.3
[INFO] [stderr]     Checking rocket-multipart-form-data v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rocket-raw-response v0.4.8
[INFO] [stderr]     Checking rocket-include-static-resources v0.8.5
[INFO] [stderr] error[E0635]: unknown feature `const_vec_new`
[INFO] [stderr]  --> examples/image_uploader.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(const_vec_new)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0635`.
[INFO] [stderr] error: could not compile `rocket-multipart-form-data`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "b5b6750094f83830a218561371e51235bff37052728d20ad49feb297ddb8782c"`
[INFO] running `"docker" "rm" "-f" "b5b6750094f83830a218561371e51235bff37052728d20ad49feb297ddb8782c"`
[INFO] [stdout] b5b6750094f83830a218561371e51235bff37052728d20ad49feb297ddb8782c