[INFO] updating cached repository tcr/rust-acorn
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/tcr/rust-acorn
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/tcr/rust-acorn" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/tcr/rust-acorn"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/tcr/rust-acorn'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/tcr/rust-acorn" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/tcr/rust-acorn"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/tcr/rust-acorn'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 18da0981a78f94da2c35afbede7f199e26327d18
[INFO] sha for GitHub repo tcr/rust-acorn: 18da0981a78f94da2c35afbede7f199e26327d18
[INFO] validating manifest of tcr/rust-acorn on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of tcr/rust-acorn on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing tcr/rust-acorn
[INFO] finished frobbing tcr/rust-acorn
[INFO] frobbed toml for tcr/rust-acorn written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/tcr/rust-acorn/Cargo.toml
[INFO] started frobbing tcr/rust-acorn
[INFO] finished frobbing tcr/rust-acorn
[INFO] frobbed toml for tcr/rust-acorn written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/tcr/rust-acorn/Cargo.toml
[INFO] crate tcr/rust-acorn already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking tcr/rust-acorn against master#60960a260f7b5c695fd0717311d72ce62dd4eb43 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-3/master#60960a260f7b5c695fd0717311d72ce62dd4eb43:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/tcr/rust-acorn:/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=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" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 9e6654c29cd2a2b64bc5d6aaea4e2989201bf54504d81f1a3411f153f99033ba
[INFO] running `"docker" "start" "-a" "9e6654c29cd2a2b64bc5d6aaea4e2989201bf54504d81f1a3411f153f99033ba"`
[INFO] [stderr]     Checking acorn v1.0.0 (/opt/crater/workdir)
[INFO] [stderr] error: incorrect unicode escape sequence
[INFO] [stderr]    --> src/acorn.rs:992:38
[INFO] [stderr]     |
[INFO] [stderr] 992 |                     98 => {out.push('\u0008');;
[INFO] [stderr]     |                                      ^^^---
[INFO] [stderr]     |                                        |
[INFO] [stderr]     |                                        help: format of unicode escape sequences uses braces: `\u{0008}`
[INFO] [stderr] 
[INFO] [stderr] error: incorrect unicode escape sequence
[INFO] [stderr]    --> src/acorn.rs:994:39
[INFO] [stderr]     |
[INFO] [stderr] 994 |                     118 => {out.push('\u000b');;
[INFO] [stderr]     |                                       ^^^---
[INFO] [stderr]     |                                         |
[INFO] [stderr]     |                                         help: format of unicode escape sequences uses braces: `\u{000b}`
[INFO] [stderr] 
[INFO] [stderr] error: incorrect unicode escape sequence
[INFO] [stderr]    --> src/acorn.rs:996:39
[INFO] [stderr]     |
[INFO] [stderr] 996 |                     102 => {out.push('\u000c');;
[INFO] [stderr]     |                                       ^^^---
[INFO] [stderr]     |                                         |
[INFO] [stderr]     |                                         help: format of unicode escape sequences uses braces: `\u{000c}`
[INFO] [stderr] 
[INFO] [stderr] error: incorrect unicode escape sequence
[INFO] [stderr]    --> src/acorn.rs:998:38
[INFO] [stderr]     |
[INFO] [stderr] 998 |                     48 => {out.push('\u0000');;
[INFO] [stderr]     |                                      ^^^---
[INFO] [stderr]     |                                        |
[INFO] [stderr]     |                                        help: format of unicode escape sequences uses braces: `\u{0000}`
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]   --> src/acorn.rs:80:21
[INFO] [stderr]    |
[INFO] [stderr] 80 | pub fn exec (regex: |arg:&str| -> bool, val:&str ) -> Option<Box<Vec<String>>> {
[INFO] [stderr]    |                     ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]    --> src/acorn.rs:104:21
[INFO] [stderr]     |
[INFO] [stderr] 104 | pub fn test (regex: |arg:&str| -> bool, val:&str ) -> bool {
[INFO] [stderr]     |                     ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]    --> src/acorn.rs:246:23
[INFO] [stderr]     |
[INFO] [stderr] 246 | const isReservedWord3:|arg:&str|:'static -> bool = predicate_0; 
[INFO] [stderr]     |                       ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 7 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: incorrect unicode escape sequence
[INFO] [stderr]    --> src/acorn.rs:992:38
[INFO] [stderr]     |
[INFO] [stderr] 992 |                     98 => {out.push('\u0008');;
[INFO] [stderr]     |                                      ^^^---
[INFO] [stderr]     |                                        |
[INFO] [stderr]     |                                        help: format of unicode escape sequences uses braces: `\u{0008}`
[INFO] [stderr] 
[INFO] [stderr] error: incorrect unicode escape sequence
[INFO] [stderr]    --> src/acorn.rs:994:39
[INFO] [stderr]     |
[INFO] [stderr] 994 |                     118 => {out.push('\u000b');;
[INFO] [stderr]     |                                       ^^^---
[INFO] [stderr]     |                                         |
[INFO] [stderr]     |                                         help: format of unicode escape sequences uses braces: `\u{000b}`
[INFO] [stderr] 
[INFO] [stderr] error: incorrect unicode escape sequence
[INFO] [stderr]    --> src/acorn.rs:996:39
[INFO] [stderr]     |
[INFO] [stderr] 996 |                     102 => {out.push('\u000c');;
[INFO] [stderr]     |                                       ^^^---
[INFO] [stderr]     |                                         |
[INFO] [stderr]     |                                         help: format of unicode escape sequences uses braces: `\u{000c}`
[INFO] [stderr] 
[INFO] [stderr] error: incorrect unicode escape sequence
[INFO] [stderr]    --> src/acorn.rs:998:38
[INFO] [stderr]     |
[INFO] [stderr] 998 |                     48 => {out.push('\u0000');;
[INFO] [stderr]     |                                      ^^^---
[INFO] [stderr]     |                                        |
[INFO] [stderr]     |                                        help: format of unicode escape sequences uses braces: `\u{0000}`
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]   --> src/acorn.rs:80:21
[INFO] [stderr]    |
[INFO] [stderr] 80 | pub fn exec (regex: |arg:&str| -> bool, val:&str ) -> Option<Box<Vec<String>>> {
[INFO] [stderr]    |                     ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]    --> src/acorn.rs:104:21
[INFO] [stderr]     |
[INFO] [stderr] 104 | pub fn test (regex: |arg:&str| -> bool, val:&str ) -> bool {
[INFO] [stderr]     |                     ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `acorn`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]    --> src/acorn.rs:246:23
[INFO] [stderr]     |
[INFO] [stderr] 246 | const isReservedWord3:|arg:&str|:'static -> bool = predicate_0; 
[INFO] [stderr]     |                       ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 7 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `acorn`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "9e6654c29cd2a2b64bc5d6aaea4e2989201bf54504d81f1a3411f153f99033ba"`
[INFO] running `"docker" "rm" "-f" "9e6654c29cd2a2b64bc5d6aaea4e2989201bf54504d81f1a3411f153f99033ba"`
[INFO] [stdout] 9e6654c29cd2a2b64bc5d6aaea4e2989201bf54504d81f1a3411f153f99033ba