[INFO] fetching crate stainless2 0.1.14...
[INFO] testing stainless2-0.1.14 against 1.91.0 for beta-1.92-2
[INFO] extracting crate stainless2 0.1.14 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate stainless2 0.1.14
[INFO] finished tweaking crates.io crate stainless2 0.1.14
[INFO] tweaked toml for crates.io crate stainless2 0.1.14 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate stainless2 0.1.14 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: unused manifest key: lib.plugin
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9baa0257fc04375f8914c8e8e2a4d316ff08508b632444111030d42660f98b06
[INFO] running `Command { std: "docker" "start" "-a" "9baa0257fc04375f8914c8e8e2a4d316ff08508b632444111030d42660f98b06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9baa0257fc04375f8914c8e8e2a4d316ff08508b632444111030d42660f98b06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9baa0257fc04375f8914c8e8e2a4d316ff08508b632444111030d42660f98b06", kill_on_drop: false }`
[INFO] [stdout] 9baa0257fc04375f8914c8e8e2a4d316ff08508b632444111030d42660f98b06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 78b1260217b37774ac47bde9c5a4649b0a24a053b4808c0c0623f8fe287e06bc
[INFO] running `Command { std: "docker" "start" "-a" "78b1260217b37774ac47bde9c5a4649b0a24a053b4808c0c0623f8fe287e06bc", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: unused manifest key: lib.plugin
[INFO] [stderr]    Compiling stainless2 v0.1.14 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![feature(plugin_registrar, quote, rustc_private)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed in 1.75.0; see <https://github.com/rust-lang/rust/pull/116412> for more information
[INFO] [stdout]   = note: plugins are no longer supported
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:7:30
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![feature(plugin_registrar, quote, rustc_private)]
[INFO] [stdout]   |                              ^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed in 1.33.0
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `syntax`
[INFO] [stdout]    --> src/lib.rs:171:1
[INFO] [stdout]     |
[INFO] [stdout] 171 | extern crate syntax;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `rustc_target`
[INFO] [stdout]    --> src/lib.rs:172:1
[INFO] [stdout]     |
[INFO] [stdout] 172 | extern crate rustc_target;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe you need to install the missing components with: `rustup component add rust-src rustc-dev llvm-tools-preview`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `rustc_plugin`
[INFO] [stdout]    --> src/lib.rs:173:1
[INFO] [stdout]     |
[INFO] [stdout] 173 | extern crate rustc_plugin;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe you need to install the missing components with: `rustup component add rust-src rustc-dev llvm-tools-preview`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `rustc_data_structures`
[INFO] [stdout]    --> src/lib.rs:174:1
[INFO] [stdout]     |
[INFO] [stdout] 174 | extern crate rustc_data_structures;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe you need to install the missing components with: `rustup component add rust-src rustc-dev llvm-tools-preview`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_ty` in this scope
[INFO] [stdout]    --> src/generate.rs:159:29
[INFO] [stdout]     |
[INFO] [stdout] 159 |                         ty: quote_ty!(cx, &mut ::test::Bencher),
[INFO] [stdout]     |                             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_pat` in this scope
[INFO] [stdout]    --> src/generate.rs:160:30
[INFO] [stdout]     |
[INFO] [stdout] 160 |                         pat: quote_pat!(cx, $bench),
[INFO] [stdout]     |                              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `plugin_registrar` in this scope
[INFO] [stdout]    --> src/lib.rs:187:3
[INFO] [stdout]     |
[INFO] [stdout] 187 | #[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[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![feature(plugin_registrar, quote, rustc_private)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/parse.rs:21:14
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn parse(&mut Parser, Cfg) -> Self;
[INFO] [stdout]    |              ^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut Parser`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:8:23
[INFO] [stdout]    |
[INFO] [stdout]  8 | #![deny(missing_docs, warnings)]
[INFO] [stdout]    |                       ^^^^^^^^
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/parse.rs:21:27
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn parse(&mut Parser, Cfg) -> Self;
[INFO] [stdout]    |                           ^^^ help: try naming the parameter or explicitly ignoring it: `_: Cfg`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/generate.rs:24:23
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn generate(self, source_map::Span, &mut base::ExtCtxt, Cfg) -> P<ast::Item>;
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: source_map::Span`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/generate.rs:24:41
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn generate(self, source_map::Span, &mut base::ExtCtxt, Cfg) -> P<ast::Item>;
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut base::ExtCtxt`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/generate.rs:24:61
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn generate(self, source_map::Span, &mut base::ExtCtxt, Cfg) -> P<ast::Item>;
[INFO] [stdout]    |                                                             ^^^ help: try naming the parameter or explicitly ignoring it: `_: Cfg`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/describe.rs:64:79
[INFO] [stdout]    |
[INFO] [stdout] 64 |                 name: ast::Ident, tokens: Vec<tokenstream::TokenTree>) -> Box<base::MacResult + 'a> {
[INFO] [stdout]    |                                                                               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[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 <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` implied by `#[warn(warnings)]`
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 64 |                 name: ast::Ident, tokens: Vec<tokenstream::TokenTree>) -> Box<dyn base::MacResult + 'a> {
[INFO] [stdout]    |                                                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0463, E0554, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `stainless2` (lib) due to 10 previous errors; 6 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "78b1260217b37774ac47bde9c5a4649b0a24a053b4808c0c0623f8fe287e06bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78b1260217b37774ac47bde9c5a4649b0a24a053b4808c0c0623f8fe287e06bc", kill_on_drop: false }`
[INFO] [stdout] 78b1260217b37774ac47bde9c5a4649b0a24a053b4808c0c0623f8fe287e06bc
