[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/beta-1.38-1/sources/1.37.0/gh/tcr/rust-acorn"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/tcr/rust-acorn'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/tcr/rust-acorn" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tcr/rust-acorn"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/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 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 tcr/rust-acorn 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 tcr/rust-acorn [INFO] finished frobbing tcr/rust-acorn [INFO] frobbed toml for tcr/rust-acorn written to work/ex/beta-1.38-1/sources/1.37.0/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/beta-1.38-1/sources/beta-2019-08-13/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" "+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 tcr/rust-acorn 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-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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=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] 93138a02038e8886a56f1a36d13599b46d7d6c2a25b1bca736bf8a5802ef2c15 [INFO] running `"docker" "start" "-a" "93138a02038e8886a56f1a36d13599b46d7d6c2a25b1bca736bf8a5802ef2c15"` [INFO] [stderr] Compiling 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>> { [INFO] [stderr] | ^ [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] | ^ [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] | ^ [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" "93138a02038e8886a56f1a36d13599b46d7d6c2a25b1bca736bf8a5802ef2c15"` [INFO] running `"docker" "rm" "-f" "93138a02038e8886a56f1a36d13599b46d7d6c2a25b1bca736bf8a5802ef2c15"` [INFO] [stdout] 93138a02038e8886a56f1a36d13599b46d7d6c2a25b1bca736bf8a5802ef2c15