[INFO] updating cached repository DrDeano/backwards [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/DrDeano/backwards [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/DrDeano/backwards" "work/ex/beta-1.38-1/sources/1.37.0/gh/DrDeano/backwards"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/DrDeano/backwards'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/DrDeano/backwards" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/DrDeano/backwards"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/DrDeano/backwards'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] a5722a6ad03b92bed20cb396f9bbd17d1c3ae97b [INFO] sha for GitHub repo DrDeano/backwards: a5722a6ad03b92bed20cb396f9bbd17d1c3ae97b [INFO] validating manifest of DrDeano/backwards 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 DrDeano/backwards 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 DrDeano/backwards [INFO] finished frobbing DrDeano/backwards [INFO] frobbed toml for DrDeano/backwards written to work/ex/beta-1.38-1/sources/1.37.0/gh/DrDeano/backwards/Cargo.toml [INFO] started frobbing DrDeano/backwards [INFO] finished frobbing DrDeano/backwards [INFO] frobbed toml for DrDeano/backwards written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/DrDeano/backwards/Cargo.toml [INFO] crate DrDeano/backwards 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 DrDeano/backwards 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/DrDeano/backwards:/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] 88f1aafd169134cdbec0b6de5ab49ca09c926c7dbd98d4c39345e652b4a89b8d [INFO] running `"docker" "start" "-a" "88f1aafd169134cdbec0b6de5ab49ca09c926c7dbd98d4c39345e652b4a89b8d"` [INFO] [stderr] Compiling libc v0.2.45 [INFO] [stderr] Compiling memchr v2.1.2 [INFO] [stderr] Compiling aho-corasick v0.6.9 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Compiling backwards v0.1.0 (/opt/crater/workdir) [INFO] [stderr] error[E0412]: cannot find type `Vev` in this scope [INFO] [stderr] --> src/main.rs:251:31 [INFO] [stderr] | [INFO] [stderr] 251 | fn parse_program(program_lex: Vev) { [INFO] [stderr] | ^^^ help: a struct with a similar name exists: `Vec` [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> src/main.rs:215:44 [INFO] [stderr] | [INFO] [stderr] 215 | lexer_error(program_lex.get(program_lex.len()), working_file_string)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected struct `Token`, found enum `std::option::Option` [INFO] [stderr] | [INFO] [stderr] = note: expected type `Token` [INFO] [stderr] found type `std::option::Option<&Token>` [INFO] [stderr] [INFO] [stderr] error[E0609]: no field `ignored` on type `&TokenDefinition` [INFO] [stderr] --> src/main.rs:222:30 [INFO] [stderr] | [INFO] [stderr] 222 | if token.ignored { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> src/main.rs:243:32 [INFO] [stderr] | [INFO] [stderr] 243 | lexer_error(program_lex.get(program_lex.len()), working_file_string)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected struct `Token`, found enum `std::option::Option` [INFO] [stderr] | [INFO] [stderr] = note: expected type `Token` [INFO] [stderr] found type `std::option::Option<&Token>` [INFO] [stderr] [INFO] [stderr] error[E0277]: `()` is not an iterator [INFO] [stderr] --> src/main.rs:286:18 [INFO] [stderr] | [INFO] [stderr] 286 | for parse in program_parsed { [INFO] [stderr] | ^^^^^^^^^^^^^^ `()` is not an iterator [INFO] [stderr] | [INFO] [stderr] = help: the trait `std::iter::Iterator` is not implemented for `()` [INFO] [stderr] = note: required by `std::iter::IntoIterator::into_iter` [INFO] [stderr] [INFO] [stderr] error: aborting due to 5 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0277, E0308, E0412, E0609. [INFO] [stderr] For more information about an error, try `rustc --explain E0277`. [INFO] [stderr] error: Could not compile `backwards`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "88f1aafd169134cdbec0b6de5ab49ca09c926c7dbd98d4c39345e652b4a89b8d"` [INFO] running `"docker" "rm" "-f" "88f1aafd169134cdbec0b6de5ab49ca09c926c7dbd98d4c39345e652b4a89b8d"` [INFO] [stdout] 88f1aafd169134cdbec0b6de5ab49ca09c926c7dbd98d4c39345e652b4a89b8d