[INFO] updating cached repository CopperWasp/LETREC_interpreter [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/CopperWasp/LETREC_interpreter [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/CopperWasp/LETREC_interpreter" "work/ex/beta-1.37-6/sources/1.36.0/gh/CopperWasp/LETREC_interpreter"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/CopperWasp/LETREC_interpreter'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/CopperWasp/LETREC_interpreter" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/CopperWasp/LETREC_interpreter"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/CopperWasp/LETREC_interpreter'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 92152c21cb291e721405a590cfca7e647db1aa44 [INFO] sha for GitHub repo CopperWasp/LETREC_interpreter: 92152c21cb291e721405a590cfca7e647db1aa44 [INFO] validating manifest of CopperWasp/LETREC_interpreter on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of CopperWasp/LETREC_interpreter on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing CopperWasp/LETREC_interpreter [INFO] finished frobbing CopperWasp/LETREC_interpreter [INFO] frobbed toml for CopperWasp/LETREC_interpreter written to work/ex/beta-1.37-6/sources/1.36.0/gh/CopperWasp/LETREC_interpreter/Cargo.toml [INFO] started frobbing CopperWasp/LETREC_interpreter [INFO] finished frobbing CopperWasp/LETREC_interpreter [INFO] frobbed toml for CopperWasp/LETREC_interpreter written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/CopperWasp/LETREC_interpreter/Cargo.toml [INFO] crate CopperWasp/LETREC_interpreter already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing CopperWasp/LETREC_interpreter against 1.36.0 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/CopperWasp/LETREC_interpreter:/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" "+1.36.0" "build" "--frozen"` [INFO] [stdout] 7b0b2b62fab559bbdf542c2da8cbd11674d6108c313cbda494291554e8aaf2b8 [INFO] running `"docker" "start" "-a" "7b0b2b62fab559bbdf542c2da8cbd11674d6108c313cbda494291554e8aaf2b8"` [INFO] [stderr] Compiling let_lang_proj v0.1.0 (/opt/crater/workdir) [INFO] [stderr] error[E0412]: cannot find type `VarExp` in this scope [INFO] [stderr] --> src/let_lang_exp.rs:17:13 [INFO] [stderr] | [INFO] [stderr] 17 | ProcExp(VarExp, Rc, Rc), //proc-exp(var, body) [INFO] [stderr] | ^^^^^^ not found in this scope [INFO] [stderr] help: there is an enum variant `let_lang_exp::LetLangExp::VarExp`; try using the variant's enum [INFO] [stderr] | [INFO] [stderr] 17 | ProcExp(let_lang_exp::LetLangExp, Rc, Rc), //proc-exp(var, body) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> src/let_lang_exp.rs:44:90 [INFO] [stderr] | [INFO] [stderr] 44 | pub fn new_proc_exp(v: &String, arg: &LetLangExp, env: &let_lang_env::LetLangEnv) -> Self{ [INFO] [stderr] | ------------ this function's body doesn't return ^^^^ expected enum `let_lang_exp::LetLangExp`, found () [INFO] [stderr] 45 | LetLangExp::ProcExp(v.clone(), Rc::new(arg.clone()), Rc::new(env.clone())); [INFO] [stderr] | - help: consider removing this semicolon [INFO] [stderr] | [INFO] [stderr] = note: expected type `let_lang_exp::LetLangExp` [INFO] [stderr] found type `()` [INFO] [stderr] [INFO] [stderr] error[E0023]: this pattern has 2 fields, but the corresponding tuple variant has 3 fields [INFO] [stderr] --> src/let_lang_exp.rs:80:13 [INFO] [stderr] | [INFO] [stderr] 80 | LetLangExp::ProcExp(v, e) => {let mut temp= "proc( ".to_string(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ expected 3 fields, found 2 [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> src/let_lang_exp.rs:86:63 [INFO] [stderr] | [INFO] [stderr] 86 | temp.push_str(e1.to_string()); [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | expected &str, found struct `std::string::String` [INFO] [stderr] | help: consider borrowing here: `&e1.to_string()` [INFO] [stderr] | [INFO] [stderr] = note: expected type `&str` [INFO] [stderr] found type `std::string::String` [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> src/let_lang_exp.rs:88:63 [INFO] [stderr] | [INFO] [stderr] 88 | temp.push_str(e2.to_string()); [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | expected &str, found struct `std::string::String` [INFO] [stderr] | help: consider borrowing here: `&e2.to_string()` [INFO] [stderr] | [INFO] [stderr] = note: expected type `&str` [INFO] [stderr] found type `std::string::String` [INFO] [stderr] [INFO] [stderr] error: aborting due to 5 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0023, E0308, E0412. [INFO] [stderr] For more information about an error, try `rustc --explain E0023`. [INFO] [stderr] error: Could not compile `let_lang_proj`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "7b0b2b62fab559bbdf542c2da8cbd11674d6108c313cbda494291554e8aaf2b8"` [INFO] running `"docker" "rm" "-f" "7b0b2b62fab559bbdf542c2da8cbd11674d6108c313cbda494291554e8aaf2b8"` [INFO] [stdout] 7b0b2b62fab559bbdf542c2da8cbd11674d6108c313cbda494291554e8aaf2b8