[INFO] crate parquet 0.14.1 is already in cache
[INFO] testing parquet-0.14.1 against 1.38.0 for beta-1.39-1
[INFO] extracting crate parquet 0.14.1 into work/builds/worker-7/source
[INFO] validating manifest of crates.io crate parquet 0.14.1 on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate parquet 0.14.1
[INFO] finished tweaking crates.io crate parquet 0.14.1
[INFO] tweaked toml for crates.io crate parquet 0.14.1 written to work/builds/worker-7/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/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=warn" "-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" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 297b0d70b7f30fe48a5e3b44d738941abed0c208feccd6b31bdf43f3f8979755
[INFO] running `"docker" "start" "-a" "297b0d70b7f30fe48a5e3b44d738941abed0c208feccd6b31bdf43f3f8979755"`
[INFO] [stderr]    Compiling byteorder v1.2.7
[INFO] [stderr]    Compiling packed_simd v0.3.3
[INFO] [stderr]    Compiling try_from v0.2.2
[INFO] [stderr]    Compiling alloc-no-stdlib v1.3.0
[INFO] [stderr]    Compiling integer-encoding v1.0.7
[INFO] [stderr]    Compiling parquet v0.14.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling num-bigint v0.2.3
[INFO] [stderr]    Compiling flatbuffers v0.5.0
[INFO] [stderr]    Compiling threadpool v1.7.1
[INFO] [stderr]    Compiling lz4-sys v1.8.3
[INFO] [stderr]    Compiling chrono v0.4.9
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]    Compiling brotli-decompressor v1.3.1
[INFO] [stderr]    Compiling thrift v0.0.4
[INFO] [stderr]    Compiling cargo_metadata v0.6.4
[INFO] [stderr]    Compiling regex-automata v0.1.8
[INFO] [stderr]    Compiling thrift v0.12.0
[INFO] [stderr]    Compiling snap v0.2.5
[INFO] [stderr]    Compiling bstr v0.2.8
[INFO] [stderr]    Compiling parquet-format v2.6.0
[INFO] [stderr]    Compiling brotli v2.5.1
[INFO] [stderr]    Compiling skeptic v0.13.4
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/packed_simd-0.3.3/src/lib.rs:202:1
[INFO] [stderr]     |
[INFO] [stderr] 202 | / #![feature(
[INFO] [stderr] 203 | |     repr_simd,
[INFO] [stderr] 204 | |     const_fn,
[INFO] [stderr] 205 | |     platform_intrinsics,
[INFO] [stderr] ...   |
[INFO] [stderr] 215 | |     custom_inner_attributes
[INFO] [stderr] 216 | | )]
[INFO] [stderr]     | |__^
[INFO] [stderr] 
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling csv v1.1.1
[INFO] [stderr]    Compiling num v0.2.0
[INFO] [stderr]    Compiling lz4 v1.23.1
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: Could not compile `packed_simd`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "297b0d70b7f30fe48a5e3b44d738941abed0c208feccd6b31bdf43f3f8979755"`
[INFO] running `"docker" "rm" "-f" "297b0d70b7f30fe48a5e3b44d738941abed0c208feccd6b31bdf43f3f8979755"`
[INFO] [stdout] 297b0d70b7f30fe48a5e3b44d738941abed0c208feccd6b31bdf43f3f8979755