[INFO] crate string_to_expr 0.0.2 is already in cache [INFO] extracting crate string_to_expr 0.0.2 into work/ex/beta-1.37-6/sources/1.36.0/reg/string_to_expr/0.0.2 [INFO] extracting crate string_to_expr 0.0.2 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/string_to_expr/0.0.2 [INFO] validating manifest of string_to_expr-0.0.2 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 string_to_expr-0.0.2 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 string_to_expr-0.0.2 [INFO] finished frobbing string_to_expr-0.0.2 [INFO] frobbed toml for string_to_expr-0.0.2 written to work/ex/beta-1.37-6/sources/1.36.0/reg/string_to_expr/0.0.2/Cargo.toml [INFO] started frobbing string_to_expr-0.0.2 [INFO] finished frobbing string_to_expr-0.0.2 [INFO] frobbed toml for string_to_expr-0.0.2 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/string_to_expr/0.0.2/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [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 string_to_expr-0.0.2 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/reg/string_to_expr/0.0.2:/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] 7c39ceed258d9c5b5179732d2a2f048a6b3d2855afe5f6df1e3ba465e3b4bdbb [INFO] running `"docker" "start" "-a" "7c39ceed258d9c5b5179732d2a2f048a6b3d2855afe5f6df1e3ba465e3b4bdbb"` [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] [stderr] Compiling string_to_expr v0.0.2 (/opt/crater/workdir) [INFO] [stderr] error[E0432]: unresolved import `syntax::codemap` [INFO] [stderr] --> src/lib.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use syntax::codemap; [INFO] [stderr] | ^^^^^^^^^^^^^^^ no `codemap` in the root [INFO] [stderr] [INFO] [stderr] error[E0432]: unresolved import `syntax::fold` [INFO] [stderr] --> src/lib.rs:9:13 [INFO] [stderr] | [INFO] [stderr] 9 | use syntax::fold::Folder; [INFO] [stderr] | ^^^^ could not find `fold` in `syntax` [INFO] [stderr] [INFO] [stderr] error[E0432]: unresolved import `rustc::plugin` [INFO] [stderr] --> src/lib.rs:11:12 [INFO] [stderr] | [INFO] [stderr] 11 | use rustc::plugin::Registry; [INFO] [stderr] | ^^^^^^ could not find `plugin` in `rustc` [INFO] [stderr] [INFO] [stderr] error[E0432]: unresolved import `syntax::util::small_vector` [INFO] [stderr] --> src/parser_any_macro.rs:9:19 [INFO] [stderr] | [INFO] [stderr] 9 | use syntax::util::small_vector::SmallVector; [INFO] [stderr] | ^^^^^^^^^^^^ could not find `small_vector` in `util` [INFO] [stderr] [INFO] [stderr] error[E0432]: unresolved import `syntax::diagnostic` [INFO] [stderr] --> src/parser_any_macro.rs:14:21 [INFO] [stderr] | [INFO] [stderr] 14 | use syntax::diagnostic::FatalError; [INFO] [stderr] | ^^^^^^^^^^ could not find `diagnostic` in `syntax` [INFO] [stderr] ... [INFO] [stderr] 41 | panictry!(parser.bump()) [INFO] [stderr] | ------------------------ in this macro invocation [INFO] [stderr] [INFO] [stderr] error[E0432]: unresolved import `syntax::diagnostic` [INFO] [stderr] --> src/parser_any_macro.rs:14:21 [INFO] [stderr] | [INFO] [stderr] 14 | use syntax::diagnostic::FatalError; [INFO] [stderr] | ^^^^^^^^^^ could not find `diagnostic` in `syntax` [INFO] [stderr] ... [INFO] [stderr] 81 | _ => ret.push(panictry!(parser.parse_impl_item())) [INFO] [stderr] | ----------------------------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `TokenTree` in module `ast` [INFO] [stderr] --> src/lib.rs:22:35 [INFO] [stderr] | [INFO] [stderr] 22 | tts: &[ast::TokenTree]) -> Box { [INFO] [stderr] | ^^^^^^^^^ not found in `ast` [INFO] [stderr] help: possible candidates are found in other modules, you can import them into scope [INFO] [stderr] | [INFO] [stderr] 6 | use syntax::ext::tt::quoted::TokenTree; [INFO] [stderr] | [INFO] [stderr] 6 | use syntax::tokenstream::TokenTree; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] error[E0531]: cannot find tuple struct/variant `ExprLit` in module `ast` [INFO] [stderr] --> src/lib.rs:28:14 [INFO] [stderr] | [INFO] [stderr] 28 | ast::ExprLit(ref spanned) => { [INFO] [stderr] | ^^^^^^^ not found in `ast` [INFO] [stderr] [INFO] [stderr] error[E0531]: cannot find tuple struct/variant `LitStr` in module `ast` [INFO] [stderr] --> src/lib.rs:30:22 [INFO] [stderr] | [INFO] [stderr] 30 | ast::LitStr(ref s, _) => s.to_string(), [INFO] [stderr] | ^^^^^^ not found in `ast` [INFO] [stderr] [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(plugin_registrar, rustc_private)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0061]: this function takes 2 parameters but 3 parameters were supplied [INFO] [stderr] --> src/lib.rs:25:22 [INFO] [stderr] | [INFO] [stderr] 25 | let mut parser = parse::new_parser_from_tts(cx.parse_sess(), cx.cfg(), tts.to_vec()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected 2 parameters [INFO] [stderr] [INFO] [stderr] error[E0599]: no method named `fold_expr` found for type `syntax::ext::expand::MacroExpander<'_, '_>` in the current scope [INFO] [stderr] --> src/lib.rs:26:29 [INFO] [stderr] | [INFO] [stderr] 26 | let arg = cx.expander().fold_expr(parser.parse_expr()); [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0599]: no method named `is_err` found for type `bool` in the current scope [INFO] [stderr] --> src/lib.rs:45:39 [INFO] [stderr] | [INFO] [stderr] 45 | if parser.eat(&token::Token::Eof).is_err() { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0061]: this function takes 3 parameters but 4 parameters were supplied [INFO] [stderr] --> src/lib.rs:53:18 [INFO] [stderr] | [INFO] [stderr] 53 | let parser = parse::new_parser_from_source_str(sess, cfg, name, expr_string); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected 3 parameters [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> src/parser_any_macro.rs:16:13 [INFO] [stderr] | [INFO] [stderr] 16 | Ok(e) => e, [INFO] [stderr] | ^^^^^ expected (), found enum `std::result::Result` [INFO] [stderr] ... [INFO] [stderr] 41 | panictry!(parser.bump()) [INFO] [stderr] | ------------------------ [INFO] [stderr] | | | [INFO] [stderr] | | this match expression has type `()` [INFO] [stderr] | in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: expected type `()` [INFO] [stderr] found type `std::result::Result<_, _>` [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> src/parser_any_macro.rs:17:13 [INFO] [stderr] | [INFO] [stderr] 17 | Err(FatalError) => panic!(FatalError) [INFO] [stderr] | ^^^^^^^^^^^^^^^ expected (), found enum `std::result::Result` [INFO] [stderr] ... [INFO] [stderr] 41 | panictry!(parser.bump()) [INFO] [stderr] | ------------------------ [INFO] [stderr] | | | [INFO] [stderr] | | this match expression has type `()` [INFO] [stderr] | in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: expected type `()` [INFO] [stderr] found type `std::result::Result<_, _>` [INFO] [stderr] [INFO] [stderr] error[E0624]: method `span_err` is private [INFO] [stderr] --> src/parser_any_macro.rs:49:20 [INFO] [stderr] | [INFO] [stderr] 49 | parser.span_err(span, &msg[..]); [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> src/parser_any_macro.rs:58:14 [INFO] [stderr] | [INFO] [stderr] 58 | Some(ret) [INFO] [stderr] | ^^^ expected struct `syntax::ptr::P`, found enum `std::result::Result` [INFO] [stderr] | [INFO] [stderr] = note: expected type `syntax::ptr::P<_>` [INFO] [stderr] found type `std::result::Result, syntax::rustc_errors::DiagnosticBuilder<'_>>` [INFO] [stderr] [INFO] [stderr] error[E0061]: this function takes 1 parameter but 0 parameters were supplied [INFO] [stderr] --> src/parser_any_macro.rs:61:44 [INFO] [stderr] | [INFO] [stderr] 61 | let ret = self.parser.borrow_mut().parse_pat(); [INFO] [stderr] | ^^^^^^^^^ expected 1 parameter [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> src/parser_any_macro.rs:63:14 [INFO] [stderr] | [INFO] [stderr] 63 | Some(ret) [INFO] [stderr] | ^^^ expected struct `syntax::ptr::P`, found enum `std::result::Result` [INFO] [stderr] | [INFO] [stderr] = note: expected type `syntax::ptr::P<_>` [INFO] [stderr] found type `std::result::Result, syntax::rustc_errors::DiagnosticBuilder<'_>>` [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> src/parser_any_macro.rs:67:19 [INFO] [stderr] | [INFO] [stderr] 67 | while let Some(item) = self.parser.borrow_mut().parse_item() { [INFO] [stderr] | ^^^^^^^^^^ ------------------------------------- this match expression has type `std::result::Result>, syntax::rustc_errors::DiagnosticBuilder<'_>>` [INFO] [stderr] | | [INFO] [stderr] | expected enum `std::result::Result`, found enum `std::option::Option` [INFO] [stderr] | [INFO] [stderr] = note: expected type `std::result::Result>, syntax::rustc_errors::DiagnosticBuilder<'_>>` [INFO] [stderr] found type `std::option::Option<_>` [INFO] [stderr] [INFO] [stderr] error[E0061]: this function takes 1 parameter but 0 parameters were supplied [INFO] [stderr] --> src/parser_any_macro.rs:81:48 [INFO] [stderr] | [INFO] [stderr] 81 | _ => ret.push(panictry!(parser.parse_impl_item())) [INFO] [stderr] | ^^^^^^^^^^^^^^^ expected 1 parameter [INFO] [stderr] [INFO] [stderr] error[E0277]: `std::cell::Cell` cannot be shared between threads safely [INFO] [stderr] --> src/parser_any_macro.rs:81:31 [INFO] [stderr] | [INFO] [stderr] 81 | _ => ret.push(panictry!(parser.parse_impl_item())) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | `std::cell::Cell` cannot be shared between threads safely [INFO] [stderr] | in this macro invocation [INFO] [stderr] | [INFO] [stderr] = help: within `syntax::rustc_errors::Handler`, the trait `std::marker::Sync` is not implemented for `std::cell::Cell` [INFO] [stderr] = note: required because it appears within the type `rustc_data_structures::sync::Atomic` [INFO] [stderr] = note: required because it appears within the type `syntax::rustc_errors::Handler` [INFO] [stderr] = note: required because of the requirements on the impl of `std::marker::Send` for `&syntax::rustc_errors::Handler` [INFO] [stderr] = note: required because it appears within the type `syntax::rustc_errors::DiagnosticBuilder<'_>` [INFO] [stderr] = note: required by `std::rt::begin_panic` [INFO] [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0277]: `std::cell::RefCell>` cannot be shared between threads safely [INFO] [stderr] --> src/parser_any_macro.rs:81:31 [INFO] [stderr] | [INFO] [stderr] 81 | _ => ret.push(panictry!(parser.parse_impl_item())) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | `std::cell::RefCell>` cannot be shared between threads safely [INFO] [stderr] | in this macro invocation [INFO] [stderr] | [INFO] [stderr] = help: within `syntax::rustc_errors::Handler`, the trait `std::marker::Sync` is not implemented for `std::cell::RefCell>` [INFO] [stderr] = note: required because it appears within the type `rustc_data_structures::sync::Lock>` [INFO] [stderr] = note: required because it appears within the type `syntax::rustc_errors::Handler` [INFO] [stderr] = note: required because of the requirements on the impl of `std::marker::Send` for `&syntax::rustc_errors::Handler` [INFO] [stderr] = note: required because it appears within the type `syntax::rustc_errors::DiagnosticBuilder<'_>` [INFO] [stderr] = note: required by `std::rt::begin_panic` [INFO] [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0277]: `std::cell::Cell` cannot be shared between threads safely [INFO] [stderr] --> src/parser_any_macro.rs:81:31 [INFO] [stderr] | [INFO] [stderr] 81 | _ => ret.push(panictry!(parser.parse_impl_item())) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | `std::cell::Cell` cannot be shared between threads safely [INFO] [stderr] | in this macro invocation [INFO] [stderr] | [INFO] [stderr] = help: within `syntax::rustc_errors::Handler`, the trait `std::marker::Sync` is not implemented for `std::cell::Cell` [INFO] [stderr] = note: required because it appears within the type `rustc_data_structures::sync::Atomic` [INFO] [stderr] = note: required because it appears within the type `syntax::rustc_errors::Handler` [INFO] [stderr] = note: required because of the requirements on the impl of `std::marker::Send` for `&syntax::rustc_errors::Handler` [INFO] [stderr] = note: required because it appears within the type `syntax::rustc_errors::DiagnosticBuilder<'_>` [INFO] [stderr] = note: required by `std::rt::begin_panic` [INFO] [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0277]: `std::cell::RefCell>` cannot be shared between threads safely [INFO] [stderr] --> src/parser_any_macro.rs:81:31 [INFO] [stderr] | [INFO] [stderr] 81 | _ => ret.push(panictry!(parser.parse_impl_item())) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | `std::cell::RefCell>` cannot be shared between threads safely [INFO] [stderr] | in this macro invocation [INFO] [stderr] | [INFO] [stderr] = help: within `syntax::rustc_errors::Handler`, the trait `std::marker::Sync` is not implemented for `std::cell::RefCell>` [INFO] [stderr] = note: required because it appears within the type `rustc_data_structures::sync::Lock>` [INFO] [stderr] = note: required because it appears within the type `syntax::rustc_errors::Handler` [INFO] [stderr] = note: required because of the requirements on the impl of `std::marker::Send` for `&syntax::rustc_errors::Handler` [INFO] [stderr] = note: required because it appears within the type `syntax::rustc_errors::DiagnosticBuilder<'_>` [INFO] [stderr] = note: required by `std::rt::begin_panic` [INFO] [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0277]: `std::cell::RefCell>>` cannot be shared between threads safely [INFO] [stderr] --> src/parser_any_macro.rs:81:31 [INFO] [stderr] | [INFO] [stderr] 81 | _ => ret.push(panictry!(parser.parse_impl_item())) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | `std::cell::RefCell>>` cannot be shared between threads safely [INFO] [stderr] | in this macro invocation [INFO] [stderr] | [INFO] [stderr] = help: within `syntax::rustc_errors::Handler`, the trait `std::marker::Sync` is not implemented for `std::cell::RefCell>>` [INFO] [stderr] = note: required because it appears within the type `rustc_data_structures::sync::Lock>>` [INFO] [stderr] = note: required because it appears within the type `syntax::rustc_errors::Handler` [INFO] [stderr] = note: required because of the requirements on the impl of `std::marker::Send` for `&syntax::rustc_errors::Handler` [INFO] [stderr] = note: required because it appears within the type `syntax::rustc_errors::DiagnosticBuilder<'_>` [INFO] [stderr] = note: required by `std::rt::begin_panic` [INFO] [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0277]: `std::cell::RefCell>>` cannot be shared between threads safely [INFO] [stderr] --> src/parser_any_macro.rs:81:31 [INFO] [stderr] | [INFO] [stderr] 81 | _ => ret.push(panictry!(parser.parse_impl_item())) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | `std::cell::RefCell>>` cannot be shared between threads safely [INFO] [stderr] | in this macro invocation [INFO] [stderr] | [INFO] [stderr] = help: within `syntax::rustc_errors::Handler`, the trait `std::marker::Sync` is not implemented for `std::cell::RefCell>>` [INFO] [stderr] = note: required because it appears within the type `rustc_data_structures::sync::Lock>>` [INFO] [stderr] = note: required because it appears within the type `syntax::rustc_errors::Handler` [INFO] [stderr] = note: required because of the requirements on the impl of `std::marker::Send` for `&syntax::rustc_errors::Handler` [INFO] [stderr] = note: required because it appears within the type `syntax::rustc_errors::DiagnosticBuilder<'_>` [INFO] [stderr] = note: required by `std::rt::begin_panic` [INFO] [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0277]: `syntax::source_map::Span` cannot be sent between threads safely [INFO] [stderr] --> src/parser_any_macro.rs:81:31 [INFO] [stderr] | [INFO] [stderr] 81 | _ => ret.push(panictry!(parser.parse_impl_item())) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | `syntax::source_map::Span` cannot be sent between threads safely [INFO] [stderr] | in this macro invocation [INFO] [stderr] | [INFO] [stderr] = help: the trait `std::marker::Send` is not implemented for `syntax::source_map::Span` [INFO] [stderr] = note: required because of the requirements on the impl of `std::marker::Send` for `std::ptr::Unique` [INFO] [stderr] = note: required because it appears within the type `alloc::raw_vec::RawVec` [INFO] [stderr] = note: required because it appears within the type `std::vec::Vec` [INFO] [stderr] = note: required because it appears within the type `syntax::source_map::MultiSpan` [INFO] [stderr] = note: required because it appears within the type `syntax::rustc_errors::Diagnostic` [INFO] [stderr] = note: required because it appears within the type `syntax::rustc_errors::DiagnosticBuilder<'_>` [INFO] [stderr] = note: required by `std::rt::begin_panic` [INFO] [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0599]: no method named `parse_stmt_nopanic` found for type `std::cell::RefMut<'_, syntax::parse::parser::Parser<'a>>` in the current scope [INFO] [stderr] --> src/parser_any_macro.rs:95:35 [INFO] [stderr] | [INFO] [stderr] 95 | _ => match parser.parse_stmt_nopanic() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to 30 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0061, E0277, E0308, E0412, E0432, E0554, E0599, E0624. [INFO] [stderr] For more information about an error, try `rustc --explain E0061`. [INFO] [stderr] error: Could not compile `string_to_expr`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "7c39ceed258d9c5b5179732d2a2f048a6b3d2855afe5f6df1e3ba465e3b4bdbb"` [INFO] running `"docker" "rm" "-f" "7c39ceed258d9c5b5179732d2a2f048a6b3d2855afe5f6df1e3ba465e3b4bdbb"` [INFO] [stdout] 7c39ceed258d9c5b5179732d2a2f048a6b3d2855afe5f6df1e3ba465e3b4bdbb