[INFO] updating cached repository jstnlef/rodal
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jstnlef/rodal
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jstnlef/rodal" "work/ex/beta-1.38-1/sources/1.37.0/gh/jstnlef/rodal"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/jstnlef/rodal'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jstnlef/rodal" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jstnlef/rodal"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jstnlef/rodal'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3c7ac64ca6bfe582197ea9cbf54a6bc188288e47
[INFO] sha for GitHub repo jstnlef/rodal: 3c7ac64ca6bfe582197ea9cbf54a6bc188288e47
[INFO] validating manifest of jstnlef/rodal on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of jstnlef/rodal on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing jstnlef/rodal
[INFO] finished frobbing jstnlef/rodal
[INFO] frobbed toml for jstnlef/rodal written to work/ex/beta-1.38-1/sources/1.37.0/gh/jstnlef/rodal/Cargo.toml
[INFO] started frobbing jstnlef/rodal
[INFO] finished frobbing jstnlef/rodal
[INFO] frobbed toml for jstnlef/rodal written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jstnlef/rodal/Cargo.toml
[INFO] crate jstnlef/rodal already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing jstnlef/rodal against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jstnlef/rodal:/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=warn" "-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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] b958536b59fb32e6cb3871b504dd99e7902957af6367fa0d5d129b5f7aeabee7
[INFO] running `"docker" "start" "-a" "b958536b59fb32e6cb3871b504dd99e7902957af6367fa0d5d129b5f7aeabee7"`
[INFO] [stderr]    Compiling field-offset v0.1.1
[INFO] [stderr]    Compiling rodal v0.1.16 (/opt/crater/workdir)
[INFO] [stderr] error[E0512]: cannot transmute between types of different sizes, or dependently-sized types
[INFO] [stderr]   --> src/extended_std.rs:80:13
[INFO] [stderr]    |
[INFO] [stderr] 80 |             std::mem::transmute(std::collections::HashMap::<K, V, std::collections::hash_map::RandomState>::new())
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: source type: `std::collections::HashMap<K, V>` (448 bits)
[INFO] [stderr]    = note: target type: `extended_std::EmptyHashMap<K, V>` (320 bits)
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0512`.
[INFO] [stderr] error: Could not compile `rodal`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "b958536b59fb32e6cb3871b504dd99e7902957af6367fa0d5d129b5f7aeabee7"`
[INFO] running `"docker" "rm" "-f" "b958536b59fb32e6cb3871b504dd99e7902957af6367fa0d5d129b5f7aeabee7"`
[INFO] [stdout] b958536b59fb32e6cb3871b504dd99e7902957af6367fa0d5d129b5f7aeabee7