[INFO] updating cached repository ErickHdez96/lexer
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ErickHdez96/lexer
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ErickHdez96/lexer" "work/ex/beta-1.38-1/sources/1.37.0/gh/ErickHdez96/lexer"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/ErickHdez96/lexer'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ErickHdez96/lexer" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ErickHdez96/lexer"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ErickHdez96/lexer'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f64984ff1ee47e8d6224ea62d4279c5f91d2749f
[INFO] sha for GitHub repo ErickHdez96/lexer: f64984ff1ee47e8d6224ea62d4279c5f91d2749f
[INFO] validating manifest of ErickHdez96/lexer 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 ErickHdez96/lexer 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 ErickHdez96/lexer
[INFO] finished frobbing ErickHdez96/lexer
[INFO] frobbed toml for ErickHdez96/lexer written to work/ex/beta-1.38-1/sources/1.37.0/gh/ErickHdez96/lexer/Cargo.toml
[INFO] started frobbing ErickHdez96/lexer
[INFO] finished frobbing ErickHdez96/lexer
[INFO] frobbed toml for ErickHdez96/lexer written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ErickHdez96/lexer/Cargo.toml
[INFO] crate ErickHdez96/lexer 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 ErickHdez96/lexer 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-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ErickHdez96/lexer:/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] 786d0af63113b5de319ca44c0cca38805cf9f4084b528380e8eadc9dcb6f7588
[INFO] running `"docker" "start" "-a" "786d0af63113b5de319ca44c0cca38805cf9f4084b528380e8eadc9dcb6f7588"`
[INFO] [stderr]    Compiling lexer v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(test)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:107:14
[INFO] [stderr]     |
[INFO] [stderr] 107 |             0...127 => {
[INFO] [stderr]     |              ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(ellipsis_inclusive_range_patterns)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:110:17
[INFO] [stderr]     |
[INFO] [stderr] 110 |             0xC2...0xDF => {
[INFO] [stderr]     |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:121:17
[INFO] [stderr]     |
[INFO] [stderr] 121 |             0xE0...0xEF => {
[INFO] [stderr]     |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:124:42
[INFO] [stderr]     |
[INFO] [stderr] 124 |                     (0xE0         , 0xA0 ... 0xBF) |
[INFO] [stderr]     |                                          ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:125:27
[INFO] [stderr]     |
[INFO] [stderr] 125 |                     (0xE1 ... 0xEC, 0x80 ... 0xBF) |
[INFO] [stderr]     |                           ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:125:42
[INFO] [stderr]     |
[INFO] [stderr] 125 |                     (0xE1 ... 0xEC, 0x80 ... 0xBF) |
[INFO] [stderr]     |                                          ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:126:42
[INFO] [stderr]     |
[INFO] [stderr] 126 |                     (0xED         , 0x80 ... 0x9F) |
[INFO] [stderr]     |                                          ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:127:27
[INFO] [stderr]     |
[INFO] [stderr] 127 |                     (0xEE ... 0xEF, 0x80 ... 0xBF) => {}
[INFO] [stderr]     |                           ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:127:42
[INFO] [stderr]     |
[INFO] [stderr] 127 |                     (0xEE ... 0xEF, 0x80 ... 0xBF) => {}
[INFO] [stderr]     |                                          ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:141:17
[INFO] [stderr]     |
[INFO] [stderr] 141 |             0xF0...0xF7 => {
[INFO] [stderr]     |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:144:42
[INFO] [stderr]     |
[INFO] [stderr] 144 |                     (0xF0         , 0x90 ... 0xBF) |
[INFO] [stderr]     |                                          ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:145:27
[INFO] [stderr]     |
[INFO] [stderr] 145 |                     (0xF1 ... 0xF3, 0x80 ... 0xBF) |
[INFO] [stderr]     |                           ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:145:42
[INFO] [stderr]     |
[INFO] [stderr] 145 |                     (0xF1 ... 0xF3, 0x80 ... 0xBF) |
[INFO] [stderr]     |                                          ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:146:42
[INFO] [stderr]     |
[INFO] [stderr] 146 |                     (0xF4         , 0x80 ... 0x8F) => {}
[INFO] [stderr]     |                                          ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Token` is imported redundantly
[INFO] [stderr]    --> src/lib.rs:403:13
[INFO] [stderr]     |
[INFO] [stderr] 12  | use tokens::Token;
[INFO] [stderr]     |     ------------- the item `Token` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 403 |         use tokens::Token;
[INFO] [stderr]     |             ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[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 `lexer`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "786d0af63113b5de319ca44c0cca38805cf9f4084b528380e8eadc9dcb6f7588"`
[INFO] running `"docker" "rm" "-f" "786d0af63113b5de319ca44c0cca38805cf9f4084b528380e8eadc9dcb6f7588"`
[INFO] [stdout] 786d0af63113b5de319ca44c0cca38805cf9f4084b528380e8eadc9dcb6f7588