[INFO] crate rustyham 0.0.1 is already in cache
[INFO] extracting crate rustyham 0.0.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/rustyham/0.0.1
[INFO] extracting crate rustyham 0.0.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rustyham/0.0.1
[INFO] validating manifest of rustyham-0.0.1 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 rustyham-0.0.1 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 rustyham-0.0.1
[INFO] finished frobbing rustyham-0.0.1
[INFO] frobbed toml for rustyham-0.0.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/rustyham/0.0.1/Cargo.toml
[INFO] started frobbing rustyham-0.0.1
[INFO] finished frobbing rustyham-0.0.1
[INFO] frobbed toml for rustyham-0.0.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rustyham/0.0.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 rustyham-0.0.1 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/rustyham/0.0.1:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 56697aaa65688dcfc3395956254ee2ef9e78b1cf212fbf3097caf6340d4c0a4d
[INFO] running `"docker" "start" "-a" "56697aaa65688dcfc3395956254ee2ef9e78b1cf212fbf3097caf6340d4c0a4d"`
[INFO] [stderr]    Compiling rustyham v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] error: invalid suffix `us` for integer literal
[INFO] [stderr]   --> src/lib.rs:27:27
[INFO] [stderr]    |
[INFO] [stderr] 27 |                 let len = 2us.pow(lenpow) - 1;
[INFO] [stderr]    |                           ^^^ invalid suffix `us`
[INFO] [stderr]    |
[INFO] [stderr]    = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stderr] 
[INFO] [stderr] error: invalid suffix `us` for integer literal
[INFO] [stderr]   --> src/lib.rs:41:26
[INFO] [stderr]    |
[INFO] [stderr] 41 |                     code[2us.pow(i) - 1] = calc_parity(&code, i);
[INFO] [stderr]    |                          ^^^ invalid suffix `us`
[INFO] [stderr]    |
[INFO] [stderr]    = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stderr] 
[INFO] [stderr] error: invalid suffix `us` for integer literal
[INFO] [stderr]   --> src/lib.rs:94:18
[INFO] [stderr]    |
[INFO] [stderr] 94 |         let bi = 2us.pow(i) - 1;
[INFO] [stderr]    |                  ^^^ invalid suffix `us`
[INFO] [stderr]    |
[INFO] [stderr]    = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `rustyham`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "56697aaa65688dcfc3395956254ee2ef9e78b1cf212fbf3097caf6340d4c0a4d"`
[INFO] running `"docker" "rm" "-f" "56697aaa65688dcfc3395956254ee2ef9e78b1cf212fbf3097caf6340d4c0a4d"`
[INFO] [stdout] 56697aaa65688dcfc3395956254ee2ef9e78b1cf212fbf3097caf6340d4c0a4d