[INFO] fetching crate string_to_expr 0.0.2... [INFO] testing string_to_expr-0.0.2 against 1.60.0 for beta-1.61-1 [INFO] extracting crate string_to_expr 0.0.2 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate string_to_expr 0.0.2 on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate string_to_expr 0.0.2 [INFO] finished tweaking crates.io crate string_to_expr 0.0.2 [INFO] tweaked toml for crates.io crate string_to_expr 0.0.2 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 58124ebecdcaa61f817d169a0123c135ec97b8db57e397c58f05949c7bb9fe0e [INFO] running `Command { std: "docker" "start" "-a" "58124ebecdcaa61f817d169a0123c135ec97b8db57e397c58f05949c7bb9fe0e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "58124ebecdcaa61f817d169a0123c135ec97b8db57e397c58f05949c7bb9fe0e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "58124ebecdcaa61f817d169a0123c135ec97b8db57e397c58f05949c7bb9fe0e", kill_on_drop: false }` [INFO] [stdout] 58124ebecdcaa61f817d169a0123c135ec97b8db57e397c58f05949c7bb9fe0e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 68721cf56fb309641df1ad88e8e03acd2ea8ed0119ecc7386b43a990ad5fc5d7 [INFO] running `Command { std: "docker" "start" "-a" "68721cf56fb309641df1ad88e8e03acd2ea8ed0119ecc7386b43a990ad5fc5d7", kill_on_drop: false }` [INFO] [stderr] Compiling string_to_expr v0.0.2 (/opt/rustwide/workdir) [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(plugin_registrar, rustc_private)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: a __rustc_plugin_registrar symbol must now be defined instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0462]: found staticlib `rustc` instead of rlib or dylib [INFO] [stdout] --> src/lib.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | extern crate rustc; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: please recompile that crate using --crate-type lib [INFO] [stdout] = note: the following crate versions were found: [INFO] [stdout] crate `rustc`: /opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-stable_rt.tsan.a [INFO] [stdout] crate `rustc`: /opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-stable_rt.msan.a [INFO] [stdout] crate `rustc`: /opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-stable_rt.asan.a [INFO] [stdout] crate `rustc`: /opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-stable_rt.lsan.a [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0463]: can't find crate for `syntax` [INFO] [stdout] --> src/lib.rs:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | extern crate syntax; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot find attribute `plugin_registrar` in this scope [INFO] [stdout] --> src/lib.rs:15:3 [INFO] [stdout] | [INFO] [stdout] 15 | #[plugin_registrar] [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `plugin_registrar` is in scope, but it is a function, not an attribute [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `token` [INFO] [stdout] --> src/parser_any_macro.rs:40:42 [INFO] [stdout] | [INFO] [stdout] 40 | if allow_semi && parser.token == token::Semi { [INFO] [stdout] | ^^^^^ use of undeclared crate or module `token` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `token` [INFO] [stdout] --> src/parser_any_macro.rs:43:28 [INFO] [stdout] | [INFO] [stdout] 43 | if parser.token != token::Eof { [INFO] [stdout] | ^^^^^ use of undeclared crate or module `token` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `ast` [INFO] [stdout] --> src/parser_any_macro.rs:55:61 [INFO] [stdout] | [INFO] [stdout] 55 | fn make_expr(self: Box>) -> Option> { [INFO] [stdout] | ^^^ use of undeclared crate or module `ast` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `ast` [INFO] [stdout] --> src/parser_any_macro.rs:60:60 [INFO] [stdout] | [INFO] [stdout] 60 | fn make_pat(self: Box>) -> Option> { [INFO] [stdout] | ^^^ use of undeclared crate or module `ast` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `ast` [INFO] [stdout] --> src/parser_any_macro.rs:65:74 [INFO] [stdout] | [INFO] [stdout] 65 | fn make_items(self: Box>) -> Option>> { [INFO] [stdout] | ^^^ use of undeclared crate or module `ast` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `SmallVector` [INFO] [stdout] --> src/parser_any_macro.rs:66:23 [INFO] [stdout] | [INFO] [stdout] 66 | let mut ret = SmallVector::zero(); [INFO] [stdout] | ^^^^^^^^^^^ use of undeclared type `SmallVector` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `ast` [INFO] [stdout] --> src/parser_any_macro.rs:75:48 [INFO] [stdout] | [INFO] [stdout] 75 | -> Option>> { [INFO] [stdout] | ^^^ use of undeclared crate or module `ast` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `SmallVector` [INFO] [stdout] --> src/parser_any_macro.rs:76:23 [INFO] [stdout] | [INFO] [stdout] 76 | let mut ret = SmallVector::zero(); [INFO] [stdout] | ^^^^^^^^^^^ use of undeclared type `SmallVector` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `token` [INFO] [stdout] --> src/parser_any_macro.rs:80:17 [INFO] [stdout] | [INFO] [stdout] 80 | token::Eof => break, [INFO] [stdout] | ^^^^^ use of undeclared crate or module `token` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `ast` [INFO] [stdout] --> src/parser_any_macro.rs:89:42 [INFO] [stdout] | [INFO] [stdout] 89 | -> Option>> { [INFO] [stdout] | ^^^ use of undeclared crate or module `ast` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `SmallVector` [INFO] [stdout] --> src/parser_any_macro.rs:90:23 [INFO] [stdout] | [INFO] [stdout] 90 | let mut ret = SmallVector::zero(); [INFO] [stdout] | ^^^^^^^^^^^ use of undeclared type `SmallVector` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `token` [INFO] [stdout] --> src/parser_any_macro.rs:94:17 [INFO] [stdout] | [INFO] [stdout] 94 | token::Eof => break, [INFO] [stdout] | ^^^^^ use of undeclared crate or module `token` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `codemap` [INFO] [stdout] --> src/lib.rs:21:27 [INFO] [stdout] | [INFO] [stdout] 21 | sp: codemap::Span, [INFO] [stdout] | ^^^^^^^ use of undeclared crate or module `codemap` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `ast` [INFO] [stdout] --> src/lib.rs:22:30 [INFO] [stdout] | [INFO] [stdout] 22 | tts: &[ast::TokenTree]) -> Box { [INFO] [stdout] | ^^^ use of undeclared crate or module `ast` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `parse` [INFO] [stdout] --> src/lib.rs:25:22 [INFO] [stdout] | [INFO] [stdout] 25 | let mut parser = parse::new_parser_from_tts(cx.parse_sess(), cx.cfg(), tts.to_vec()); [INFO] [stdout] | ^^^^^ use of undeclared crate or module `parse` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `ast` [INFO] [stdout] --> src/lib.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 28 | ast::ExprLit(ref spanned) => { [INFO] [stdout] | ^^^ use of undeclared crate or module `ast` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `ast` [INFO] [stdout] --> src/lib.rs:30:17 [INFO] [stdout] | [INFO] [stdout] 30 | ast::LitStr(ref s, _) => s.to_string(), [INFO] [stdout] | ^^^ use of undeclared crate or module `ast` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `pprust` [INFO] [stdout] --> src/lib.rs:33:29 [INFO] [stdout] | [INFO] [stdout] 33 | ... pprust::lit_to_string(&*spanned))[..]); [INFO] [stdout] | ^^^^^^ use of undeclared crate or module `pprust` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `DummyResult` [INFO] [stdout] --> src/lib.rs:34:28 [INFO] [stdout] | [INFO] [stdout] 34 | return DummyResult::expr(sp) [INFO] [stdout] | ^^^^^^^^^^^ use of undeclared type `DummyResult` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `pprust` [INFO] [stdout] --> src/lib.rs:40:21 [INFO] [stdout] | [INFO] [stdout] 40 | pprust::expr_to_string(&*arg))[..]); [INFO] [stdout] | ^^^^^^ use of undeclared crate or module `pprust` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `DummyResult` [INFO] [stdout] --> src/lib.rs:41:20 [INFO] [stdout] | [INFO] [stdout] 41 | return DummyResult::expr(sp) [INFO] [stdout] | ^^^^^^^^^^^ use of undeclared type `DummyResult` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `token` [INFO] [stdout] --> src/lib.rs:45:20 [INFO] [stdout] | [INFO] [stdout] 45 | if parser.eat(&token::Token::Eof).is_err() { [INFO] [stdout] | ^^^^^ use of undeclared crate or module `token` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `DummyResult` [INFO] [stdout] --> src/lib.rs:47:16 [INFO] [stdout] | [INFO] [stdout] 47 | return DummyResult::expr(sp); [INFO] [stdout] | ^^^^^^^^^^^ use of undeclared type `DummyResult` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `parse` [INFO] [stdout] --> src/lib.rs:53:18 [INFO] [stdout] | [INFO] [stdout] 53 | let parser = parse::new_parser_from_source_str(sess, cfg, name, expr_string); [INFO] [stdout] | ^^^^^ use of undeclared crate or module `parse` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `Parser` in this scope [INFO] [stdout] --> src/parser_any_macro.rs:23:21 [INFO] [stdout] | [INFO] [stdout] 23 | parser: RefCell>, [INFO] [stdout] | ^^^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `Parser` in this scope [INFO] [stdout] --> src/parser_any_macro.rs:27:19 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn new(p: Parser<'a>) -> ParserAnyMacro<'a> { [INFO] [stdout] | ^^^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0405]: cannot find trait `MacResult` in this scope [INFO] [stdout] --> src/parser_any_macro.rs:54:10 [INFO] [stdout] | [INFO] [stdout] 54 | impl<'a> MacResult for ParserAnyMacro<'a> { [INFO] [stdout] | ^^^^^^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `P` in this scope [INFO] [stdout] --> src/parser_any_macro.rs:55:59 [INFO] [stdout] | [INFO] [stdout] 55 | fn make_expr(self: Box>) -> Option> { [INFO] [stdout] | ^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `P` in this scope [INFO] [stdout] --> src/parser_any_macro.rs:60:58 [INFO] [stdout] | [INFO] [stdout] 60 | fn make_pat(self: Box>) -> Option> { [INFO] [stdout] | ^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `SmallVector` in this scope [INFO] [stdout] --> src/parser_any_macro.rs:65:60 [INFO] [stdout] | [INFO] [stdout] 65 | fn make_items(self: Box>) -> Option>> { [INFO] [stdout] | ^^^^^^^^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `P` in this scope [INFO] [stdout] --> src/parser_any_macro.rs:65:72 [INFO] [stdout] | [INFO] [stdout] 65 | fn make_items(self: Box>) -> Option>> { [INFO] [stdout] | ^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `SmallVector` in this scope [INFO] [stdout] --> src/parser_any_macro.rs:75:34 [INFO] [stdout] | [INFO] [stdout] 75 | -> Option>> { [INFO] [stdout] | ^^^^^^^^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `P` in this scope [INFO] [stdout] --> src/parser_any_macro.rs:75:46 [INFO] [stdout] | [INFO] [stdout] 75 | -> Option>> { [INFO] [stdout] | ^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `SmallVector` in this scope [INFO] [stdout] --> src/parser_any_macro.rs:89:28 [INFO] [stdout] | [INFO] [stdout] 89 | -> Option>> { [INFO] [stdout] | ^^^^^^^^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `P` in this scope [INFO] [stdout] --> src/parser_any_macro.rs:89:40 [INFO] [stdout] | [INFO] [stdout] 89 | -> Option>> { [INFO] [stdout] | ^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `Registry` in this scope [INFO] [stdout] --> src/lib.rs:16:35 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn plugin_registrar(reg: &mut Registry) { [INFO] [stdout] | ^^^^^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `ExtCtxt` in this scope [INFO] [stdout] --> src/lib.rs:20:35 [INFO] [stdout] | [INFO] [stdout] 20 | fn string_to_expr<'a>(cx: &'a mut ExtCtxt, [INFO] [stdout] | ^^^^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0405]: cannot find trait `MacResult` in this scope [INFO] [stdout] --> src/lib.rs:22:54 [INFO] [stdout] | [INFO] [stdout] 20 | fn string_to_expr<'a>(cx: &'a mut ExtCtxt, [INFO] [stdout] | - help: you might be missing a type parameter: `, MacResult` [INFO] [stdout] 21 | sp: codemap::Span, [INFO] [stdout] 22 | tts: &[ast::TokenTree]) -> Box { [INFO] [stdout] | ^^^^^^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `MacResult` in this scope [INFO] [stdout] --> src/lib.rs:54:68 [INFO] [stdout] | [INFO] [stdout] 54 | Box::new(parser_any_macro::ParserAnyMacro::new(parser)) as Box [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: an enum with a similar name exists [INFO] [stdout] | [INFO] [stdout] 54 | Box::new(parser_any_macro::ParserAnyMacro::new(parser)) as Box [INFO] [stdout] | ~~~~~~ [INFO] [stdout] help: you might be missing a type parameter [INFO] [stdout] | [INFO] [stdout] 20 | fn string_to_expr<'a, MacResult>(cx: &'a mut ExtCtxt, [INFO] [stdout] | +++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(plugin_registrar, rustc_private)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:22:54 [INFO] [stdout] | [INFO] [stdout] 22 | tts: &[ast::TokenTree]) -> Box { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 22 - tts: &[ast::TokenTree]) -> Box { [INFO] [stdout] 22 + tts: &[ast::TokenTree]) -> Box { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 44 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0405, E0412, E0433, E0463, E0554, E0557. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0405`. [INFO] [stdout] [INFO] [stderr] error: could not compile `string_to_expr` due to 45 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "68721cf56fb309641df1ad88e8e03acd2ea8ed0119ecc7386b43a990ad5fc5d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "68721cf56fb309641df1ad88e8e03acd2ea8ed0119ecc7386b43a990ad5fc5d7", kill_on_drop: false }` [INFO] [stdout] 68721cf56fb309641df1ad88e8e03acd2ea8ed0119ecc7386b43a990ad5fc5d7