[INFO] updating cached repository https://github.com/srijs/deps.rs [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] c9ae182bf4add23c5a660b98e0fb89341c95f3d3 [INFO] checking srijs/deps.rs against try#e922e6444795ab795fab1943288aee3d543699b8 for pr-66852 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsrijs%2Fdeps.rs" "/workspace/builds/worker-9/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/srijs/deps.rs on toolchain e922e6444795ab795fab1943288aee3d543699b8 [INFO] running `"/workspace/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/srijs/deps.rs [INFO] removed path dependency badge from git repo https://github.com/srijs/deps.rs [INFO] finished tweaking git repo https://github.com/srijs/deps.rs [INFO] tweaked toml for git repo https://github.com/srijs/deps.rs written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/srijs/deps.rs already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] error: the lock file /workspace/builds/worker-9/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] the lockfile is outdated, regenerating it [INFO] running `"/workspace/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 7a3c5ba860c9e1d30b714c4165531dbba9ce28bfd9ec7b6399b194e9a7effb40 [INFO] running `"docker" "start" "-a" "7a3c5ba860c9e1d30b714c4165531dbba9ce28bfd9ec7b6399b194e9a7effb40"` [INFO] [stderr] Checking relay v0.1.1 [INFO] [stderr] Compiling indexmap v1.3.0 [INFO] [stderr] Checking try_future v0.1.3 [INFO] [stderr] Checking toml v0.3.2 [INFO] [stderr] Compiling maud_macros v0.17.5 [INFO] [stderr] Checking cadence v0.13.2 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking stb_truetype v0.3.1 [INFO] [stderr] Checking want v0.0.4 [INFO] [stderr] Compiling openssl v0.9.24 [INFO] [stderr] Checking toml v0.4.10 [INFO] [stderr] Checking relative-path v0.3.7 [INFO] [stderr] Compiling sass-sys v0.4.15 [INFO] [stderr] Checking num-integer v0.1.41 [INFO] [stderr] Checking serde_urlencoded v0.4.3 [INFO] [stderr] error[E0557]: feature has been removed [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/maud_macros-0.17.5/src/lib.rs:2:12 [INFO] [stderr] | [INFO] [stderr] 2 | #![feature(proc_macro_non_items)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ feature has been removed [INFO] [stderr] | [INFO] [stderr] = note: subsumed by `#![feature(proc_macro_hygiene)]` [INFO] [stderr] [INFO] [stderr] error: failed to run custom build command for `openssl v0.9.24` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/openssl-1a66b43e1b72edb3/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'Unable to detect OpenSSL version', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/openssl-0.9.24/build.rs:16:14 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55a74b4ffcf4 - backtrace::backtrace::libunwind::trace::h9f1d8738cf6f142e [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x55a74b4ffcf4 - backtrace::backtrace::trace_unsynchronized::h36d929b1b2ff5781 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55a74b4ffcf4 - std::sys_common::backtrace::_print_fmt::hacbc333e6aeece5a [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:84 [INFO] [stderr] 3: 0x55a74b4ffcf4 - ::fmt::hdf9238626066ab75 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:61 [INFO] [stderr] 4: 0x55a74b51804c - core::fmt::write::h5e029752b22165fa [INFO] [stderr] at src/libcore/fmt/mod.rs:1024 [INFO] [stderr] 5: 0x55a74b4fe347 - std::io::Write::write_fmt::hf6191160ed350e3f [INFO] [stderr] at src/libstd/io/mod.rs:1428 [INFO] [stderr] 6: 0x55a74b501c4e - std::sys_common::backtrace::_print::h6a8189d6f64e43ee [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:65 [INFO] [stderr] 7: 0x55a74b501c4e - std::sys_common::backtrace::print::h8fb1dcbcd98a6ec2 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:50 [INFO] [stderr] 8: 0x55a74b501c4e - std::panicking::default_hook::{{closure}}::h85d7bb172edc868f [INFO] [stderr] at src/libstd/panicking.rs:193 [INFO] [stderr] 9: 0x55a74b501941 - std::panicking::default_hook::h4c7e437cd4a16e76 [INFO] [stderr] at src/libstd/panicking.rs:210 [INFO] [stderr] 10: 0x55a74b50227b - std::panicking::rust_panic_with_hook::h8647154d80cbed98 [INFO] [stderr] at src/libstd/panicking.rs:471 [INFO] [stderr] 11: 0x55a74b4f6b03 - std::panicking::begin_panic::hbc6555850fe8edf3 [INFO] [stderr] at /rustc/e922e6444795ab795fab1943288aee3d543699b8/src/libstd/panicking.rs:404 [INFO] [stderr] 12: 0x55a74b4f80d1 - build_script_build::main::h4712b68b6b21dfe3 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/openssl-0.9.24/build.rs:16 [INFO] [stderr] 13: 0x55a74b4f65a0 - std::rt::lang_start::{{closure}}::hd100fb98ab51e81f [INFO] [stderr] at /rustc/e922e6444795ab795fab1943288aee3d543699b8/src/libstd/rt.rs:67 [INFO] [stderr] 14: 0x55a74b501d13 - std::rt::lang_start_internal::{{closure}}::h537a2d77f0f9eb2b [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 15: 0x55a74b501d13 - std::panicking::try::do_call::hac85bb9436248e0f [INFO] [stderr] at src/libstd/panicking.rs:292 [INFO] [stderr] 16: 0x55a74b5034ba - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:78 [INFO] [stderr] 17: 0x55a74b502710 - std::panicking::try::hfda737be6bc9b3a3 [INFO] [stderr] at src/libstd/panicking.rs:270 [INFO] [stderr] 18: 0x55a74b502710 - std::panic::catch_unwind::hb168c94334b21b4b [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 19: 0x55a74b502710 - std::rt::lang_start_internal::h76b1fe1020874f18 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 20: 0x55a74b4f6579 - std::rt::lang_start::h5e4cb83d5bafa108 [INFO] [stderr] at /rustc/e922e6444795ab795fab1943288aee3d543699b8/src/libstd/rt.rs:67 [INFO] [stderr] 21: 0x55a74b4f886a - main [INFO] [stderr] 22: 0x7fb30d05ab97 - __libc_start_main [INFO] [stderr] 23: 0x55a74b4f40da - _start [INFO] [stderr] 24: 0x0 - [INFO] [stderr] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error[E0658]: use of unstable library feature 'proc_macro_quote' [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/maud_macros-0.17.5/src/generate.rs:68:21 [INFO] [stderr] | [INFO] [stderr] 68 | quote!($head $body) [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/54722 [INFO] [stderr] = help: add `#![feature(proc_macro_quote)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: procedural macros cannot be expanded to expressions [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/maud_macros-0.17.5/src/generate.rs:68:21 [INFO] [stderr] | [INFO] [stderr] 68 | quote!($head $body) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/54727 [INFO] [stderr] = help: add `#![feature(proc_macro_hygiene)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'proc_macro_quote' [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/maud_macros-0.17.5/src/generate.rs:84:9 [INFO] [stderr] | [INFO] [stderr] 84 | quote!({ [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/54722 [INFO] [stderr] = help: add `#![feature(proc_macro_quote)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: procedural macros cannot be expanded to expressions [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/maud_macros-0.17.5/src/generate.rs:84:9 [INFO] [stderr] | [INFO] [stderr] 84 | / quote!({ [INFO] [stderr] 85 | | // Create a local trait alias so that autoref works [INFO] [stderr] 86 | | trait Render: maud::Render { [INFO] [stderr] 87 | | fn __maud_render_to(&self, output_ident: &mut String) { [INFO] [stderr] ... | [INFO] [stderr] 92 | | $expr.__maud_render_to(&mut $output_ident); [INFO] [stderr] 93 | | }) [INFO] [stderr] | |__________^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/54727 [INFO] [stderr] = help: add `#![feature(proc_macro_hygiene)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'proc_macro_quote' [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/maud_macros-0.17.5/src/generate.rs:141:25 [INFO] [stderr] | [INFO] [stderr] 141 | quote!($head { $body }) [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/54722 [INFO] [stderr] = help: add `#![feature(proc_macro_quote)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: procedural macros cannot be expanded to expressions [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/maud_macros-0.17.5/src/generate.rs:141:25 [INFO] [stderr] | [INFO] [stderr] 141 | quote!($head { $body }) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/54727 [INFO] [stderr] = help: add `#![feature(proc_macro_hygiene)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'proc_macro_quote' [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/maud_macros-0.17.5/src/generate.rs:150:9 [INFO] [stderr] | [INFO] [stderr] 150 | quote!($head $body) [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/54722 [INFO] [stderr] = help: add `#![feature(proc_macro_quote)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: procedural macros cannot be expanded to expressions [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/maud_macros-0.17.5/src/generate.rs:150:9 [INFO] [stderr] | [INFO] [stderr] 150 | quote!($head $body) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/54727 [INFO] [stderr] = help: add `#![feature(proc_macro_hygiene)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'proc_macro_quote' [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/maud_macros-0.17.5/src/generate.rs:218:5 [INFO] [stderr] | [INFO] [stderr] 218 | quote!(if $cond) [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/54722 [INFO] [stderr] = help: add `#![feature(proc_macro_quote)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: procedural macros cannot be expanded to expressions [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/maud_macros-0.17.5/src/generate.rs:218:5 [INFO] [stderr] | [INFO] [stderr] 218 | quote!(if $cond) [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/54727 [INFO] [stderr] = help: add `#![feature(proc_macro_hygiene)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'proc_macro_quote' [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/maud_macros-0.17.5/src/generate.rs:269:13 [INFO] [stderr] | [INFO] [stderr] 269 | quote!($output_ident.push_str($string);) [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/54722 [INFO] [stderr] = help: add `#![feature(proc_macro_quote)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: procedural macros cannot be expanded to expressions [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/maud_macros-0.17.5/src/generate.rs:269:13 [INFO] [stderr] | [INFO] [stderr] 269 | quote!($output_ident.push_str($string);) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/54727 [INFO] [stderr] = help: add `#![feature(proc_macro_hygiene)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'proc_macro_quote' [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/maud_macros-0.17.5/src/lib.rs:47:5 [INFO] [stderr] | [INFO] [stderr] 47 | quote!({ [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/54722 [INFO] [stderr] = help: add `#![feature(proc_macro_quote)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: procedural macros cannot be expanded to expressions [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/maud_macros-0.17.5/src/lib.rs:47:5 [INFO] [stderr] | [INFO] [stderr] 47 | / quote!({ [INFO] [stderr] 48 | | extern crate maud; [INFO] [stderr] 49 | | let mut $output_ident = String::with_capacity($size_hint); [INFO] [stderr] 50 | | $stmts [INFO] [stderr] 51 | | maud::PreEscaped($output_ident) [INFO] [stderr] 52 | | }) [INFO] [stderr] | |______^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/54727 [INFO] [stderr] = help: add `#![feature(proc_macro_hygiene)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'proc_macro_quote' [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/maud_macros-0.17.5/src/lib.rs:20:5 [INFO] [stderr] | [INFO] [stderr] 20 | use proc_macro::quote; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/54722 [INFO] [stderr] = help: add `#![feature(proc_macro_quote)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'proc_macro_quote' [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/maud_macros-0.17.5/src/generate.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | quote, [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/54722 [INFO] [stderr] = help: add `#![feature(proc_macro_quote)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'proc_macro_def_site' [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/maud_macros-0.17.5/src/lib.rs:37:69 [INFO] [stderr] | [INFO] [stderr] 37 | let output_ident = TokenTree::Ident(Ident::new("__maud_output", Span::def_site())); [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/54724 [INFO] [stderr] = help: add `#![feature(proc_macro_def_site)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'proc_macro_span' [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/maud_macros-0.17.5/src/generate.rs:226:32 [INFO] [stderr] | [INFO] [stderr] 226 | Some(span) => span.join(token.span()).unwrap_or(span), [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/54725 [INFO] [stderr] = help: add `#![feature(proc_macro_span)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'proc_macro_def_site' [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/maud_macros-0.17.5/src/generate.rs:228:25 [INFO] [stderr] | [INFO] [stderr] 228 | .unwrap_or_else(Span::def_site) [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/54724 [INFO] [stderr] = help: add `#![feature(proc_macro_def_site)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'proc_macro_span' [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/maud_macros-0.17.5/src/parse.rs:344:61 [INFO] [stderr] | [INFO] [stderr] 344 | ... if let Some(bigger_span) = span.join(token.span()) { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/54725 [INFO] [stderr] = help: add `#![feature(proc_macro_span)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error: aborting due to 21 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0557, E0658. [INFO] [stderr] For more information about an error, try `rustc --explain E0557`. [INFO] [stderr] error: could not compile `maud_macros`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "7a3c5ba860c9e1d30b714c4165531dbba9ce28bfd9ec7b6399b194e9a7effb40"` [INFO] running `"docker" "rm" "-f" "7a3c5ba860c9e1d30b714c4165531dbba9ce28bfd9ec7b6399b194e9a7effb40"` [INFO] [stdout] 7a3c5ba860c9e1d30b714c4165531dbba9ce28bfd9ec7b6399b194e9a7effb40