[INFO] cloning repository cesare/rust-msgpack-converter
[INFO] running `"git" "clone" "--bare" "git://github.com/cesare/rust-msgpack-converter.git" "work/cache/sources/gh/cesare/rust-msgpack-converter"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/cesare/rust-msgpack-converter'...
[INFO] running `"git" "clone" "work/cache/sources/gh/cesare/rust-msgpack-converter" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/cesare/rust-msgpack-converter"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/cesare/rust-msgpack-converter'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/cesare/rust-msgpack-converter" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/cesare/rust-msgpack-converter"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/cesare/rust-msgpack-converter'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1d7405907e07d9f1a8bd1ec946698674f28c3189
[INFO] sha for GitHub repo cesare/rust-msgpack-converter: 1d7405907e07d9f1a8bd1ec946698674f28c3189
[INFO] validating manifest of cesare/rust-msgpack-converter on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of cesare/rust-msgpack-converter on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing cesare/rust-msgpack-converter
[INFO] finished frobbing cesare/rust-msgpack-converter
[INFO] frobbed toml for cesare/rust-msgpack-converter written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/cesare/rust-msgpack-converter/Cargo.toml
[INFO] started frobbing cesare/rust-msgpack-converter
[INFO] finished frobbing cesare/rust-msgpack-converter
[INFO] frobbed toml for cesare/rust-msgpack-converter written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/cesare/rust-msgpack-converter/Cargo.toml
[INFO] crate cesare/rust-msgpack-converter already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking cesare/rust-msgpack-converter against try#8f81d0bf6baf07b92f1246696722485c4ca0b049 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-3/try#8f81d0bf6baf07b92f1246696722485c4ca0b049:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/cesare/rust-msgpack-converter:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 4f18efc0b71d7abfa1a875d218aa9bb9e4eec53a2fbbdca2b6b9ec1b9cf0785a
[INFO] running `"docker" "start" "-a" "4f18efc0b71d7abfa1a875d218aa9bb9e4eec53a2fbbdca2b6b9ec1b9cf0785a"`
[INFO] [stderr]     Checking rmp v0.8.6
[INFO] [stderr]     Checking docopt v0.7.0
[INFO] [stderr]     Checking rmp-serde v0.13.1
[INFO] [stderr] error: type `decode::SliceReader<'a>` is private
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rmp-serde-0.13.1/src/lib.rs:285:18
[INFO] [stderr]     |
[INFO] [stderr] 285 |     let mut de = Deserializer::from_slice(input);
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: type `decode::SliceReader<'a>` is private
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rmp-serde-0.13.1/src/lib.rs:286:5
[INFO] [stderr]     |
[INFO] [stderr] 286 |     serde::Deserialize::deserialize(&mut de)
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: type `decode::SliceReader<'a>` is private
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rmp-serde-0.13.1/src/lib.rs:286:37
[INFO] [stderr]     |
[INFO] [stderr] 286 |     serde::Deserialize::deserialize(&mut de)
[INFO] [stderr]     |                                     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `rmp-serde`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "4f18efc0b71d7abfa1a875d218aa9bb9e4eec53a2fbbdca2b6b9ec1b9cf0785a"`
[INFO] running `"docker" "rm" "-f" "4f18efc0b71d7abfa1a875d218aa9bb9e4eec53a2fbbdca2b6b9ec1b9cf0785a"`
[INFO] [stdout] 4f18efc0b71d7abfa1a875d218aa9bb9e4eec53a2fbbdca2b6b9ec1b9cf0785a