[INFO] fetching crate alrulab-core 0.0.2...
[INFO] testing alrulab-core-0.0.2 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate alrulab-core 0.0.2 into /workspace/builds/worker-7-tc1/source
[INFO] removed /workspace/builds/worker-7-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate alrulab-core 0.0.2
[INFO] finished tweaking crates.io crate alrulab-core 0.0.2
[INFO] tweaked toml for crates.io crate alrulab-core 0.0.2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate alrulab-core 0.0.2 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 10 packages to latest compatible versions
[INFO] [stderr]       Adding heapless v0.8.0 (available: v0.9.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hash32 v0.3.1
[INFO] [stderr]   Downloaded alrulab-macros v0.0.2
[INFO] [stderr]   Downloaded heapless v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8771b3ae4d6e1663cdeafcdf8d8af990b93c7b707b37d7fc1fa7dc4ade65b25f
[INFO] running `Command { std: "docker" "start" "-a" "8771b3ae4d6e1663cdeafcdf8d8af990b93c7b707b37d7fc1fa7dc4ade65b25f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8771b3ae4d6e1663cdeafcdf8d8af990b93c7b707b37d7fc1fa7dc4ade65b25f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8771b3ae4d6e1663cdeafcdf8d8af990b93c7b707b37d7fc1fa7dc4ade65b25f", kill_on_drop: false }`
[INFO] [stdout] 8771b3ae4d6e1663cdeafcdf8d8af990b93c7b707b37d7fc1fa7dc4ade65b25f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b7ad729f5a5d0c9325aa5dc1a750a55739ab52f88b3668b25ba8c7570bf9e74
[INFO] running `Command { std: "docker" "start" "-a" "2b7ad729f5a5d0c9325aa5dc1a750a55739ab52f88b3668b25ba8c7570bf9e74", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling heapless v0.8.0
[INFO] [stderr]    Compiling stable_deref_trait v1.2.1
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling hash32 v0.3.1
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling alrulab-macros v0.0.2
[INFO] [stderr]    Compiling alrulab-core v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> src/lib.rs:27:25
[INFO] [stdout]    |
[INFO] [stdout] 27 | #![feature(rustc_attrs, effects)]
[INFO] [stdout]    |                         ^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: removed in 1.84.0; see <https://github.com/rust-lang/rust/pull/132479> for more information
[INFO] [stdout]    = note: removed, redundant with `#![feature(const_trait_impl)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0703]: invalid ABI: found `rust-intrinsic`
[INFO] [stdout]    --> src/ffi.rs:407:8
[INFO] [stdout]     |
[INFO] [stdout] 407 | extern "rust-intrinsic" {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^ invalid ABI
[INFO] [stdout]     |
[INFO] [stdout]     = note: invoke `rustc --print=calling-conventions` for a full list of supported calling conventions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `const_mut_refs` has been stable since 1.83.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | #![feature(const_mut_refs)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: trait takes 0 lifetime arguments but 1 lifetime argument was supplied
[INFO] [stdout]    --> src/string.rs:737:30
[INFO] [stdout]     |
[INFO] [stdout] 737 | impl<'a, 'b, const N: usize> Pattern<'a> for &'b String<N> {
[INFO] [stdout]     |                              ^^^^^^^---- help: remove the unnecessary generics
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              expected 0 lifetime arguments
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: missing generics for associated type `core::str::pattern::Pattern::Searcher`
[INFO] [stdout]    --> src/string.rs:740:56
[INFO] [stdout]     |
[INFO] [stdout] 740 |     fn into_searcher(self, haystack: &'a str) -> Self::Searcher {
[INFO] [stdout]     |                                                        ^^^^^^^^ expected 1 lifetime argument
[INFO] [stdout]     |
[INFO] [stdout] help: add missing lifetime argument
[INFO] [stdout]     |
[INFO] [stdout] 740 |     fn into_searcher(self, haystack: &'a str) -> Self::Searcher<'_> {
[INFO] [stdout]     |                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0195]: lifetime parameters or bounds on associated type `Searcher` do not match the trait declaration
[INFO] [stdout]    --> src/string.rs:738:18
[INFO] [stdout]     |
[INFO] [stdout] 738 |     type Searcher = <&'b str as Pattern<'a>>::Searcher;
[INFO] [stdout]     |                  ^ lifetimes do not match associated type in trait
[INFO] [stdout]     |
[INFO] [stdout]    --> /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/str/pattern.rs:102:4
[INFO] [stdout]     |
[INFO] [stdout]     = note: lifetimes in impl do not match this associated type in trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: trait takes 0 lifetime arguments but 1 lifetime argument was supplied
[INFO] [stdout]    --> src/string.rs:738:33
[INFO] [stdout]     |
[INFO] [stdout] 738 |     type Searcher = <&'b str as Pattern<'a>>::Searcher;
[INFO] [stdout]     |                                 ^^^^^^^---- help: remove the unnecessary generics
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 expected 0 lifetime arguments
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: missing generics for associated type `core::str::pattern::Pattern::Searcher`
[INFO] [stdout]    --> src/string.rs:738:47
[INFO] [stdout]     |
[INFO] [stdout] 738 |     type Searcher = <&'b str as Pattern<'a>>::Searcher;
[INFO] [stdout]     |                                               ^^^^^^^^ expected 1 lifetime argument
[INFO] [stdout]     |
[INFO] [stdout] help: add missing lifetime argument
[INFO] [stdout]     |
[INFO] [stdout] 738 |     type Searcher = <&'b str as Pattern<'a>>::Searcher<'a>;
[INFO] [stdout]     |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: method not compatible with trait
[INFO] [stdout]    --> src/string.rs:745:5
[INFO] [stdout]     |
[INFO] [stdout] 745 |     fn is_contained_in(self, haystack: &'a str) -> bool {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ lifetime mismatch
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected signature `fn(&'b string::String<_>, &_) -> _`
[INFO] [stdout]                found signature `fn(&'b string::String<_>, &'a _) -> _`
[INFO] [stdout] note: the anonymous lifetime as defined here...
[INFO] [stdout]    --> /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/str/pattern.rs:110:39
[INFO] [stdout] note: ...does not necessarily outlive the lifetime `'a` as defined here
[INFO] [stdout]    --> src/string.rs:737:6
[INFO] [stdout]     |
[INFO] [stdout] 737 | impl<'a, 'b, const N: usize> Pattern<'a> for &'b String<N> {
[INFO] [stdout]     |      ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: method not compatible with trait
[INFO] [stdout]    --> src/string.rs:750:5
[INFO] [stdout]     |
[INFO] [stdout] 750 |     fn is_prefix_of(self, haystack: &'a str) -> bool {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ lifetime mismatch
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected signature `fn(&'b string::String<_>, &_) -> _`
[INFO] [stdout]                found signature `fn(&'b string::String<_>, &'a _) -> _`
[INFO] [stdout] note: the anonymous lifetime as defined here...
[INFO] [stdout]    --> /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/str/pattern.rs:116:36
[INFO] [stdout] note: ...does not necessarily outlive the lifetime `'a` as defined here
[INFO] [stdout]    --> src/string.rs:737:6
[INFO] [stdout]     |
[INFO] [stdout] 737 | impl<'a, 'b, const N: usize> Pattern<'a> for &'b String<N> {
[INFO] [stdout]     |      ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: missing generics for associated type `core::str::pattern::Pattern::Searcher`
[INFO] [stdout]    --> src/string.rs:757:19
[INFO] [stdout]     |
[INFO] [stdout] 757 |             Self::Searcher: str::pattern::ReverseSearcher<'a>, {
[INFO] [stdout]     |                   ^^^^^^^^ expected 1 lifetime argument
[INFO] [stdout]     |
[INFO] [stdout] help: add missing lifetime argument
[INFO] [stdout]     |
[INFO] [stdout] 757 |             Self::Searcher<'a>: str::pattern::ReverseSearcher<'a>, {
[INFO] [stdout]     |                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0195]: lifetime parameters or bounds on method `is_suffix_of` do not match the trait declaration
[INFO] [stdout]    --> src/string.rs:755:20
[INFO] [stdout]     |
[INFO] [stdout] 755 |     fn is_suffix_of(self, haystack: &'a str) -> bool
[INFO] [stdout]     |                    ^ lifetimes do not match method in trait
[INFO] [stdout]     |
[INFO] [stdout]    --> /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/str/pattern.rs:122:4
[INFO] [stdout]    ::: /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/str/pattern.rs:124:48
[INFO] [stdout]     |
[INFO] [stdout]     = note: lifetimes in impl do not match this method in trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: method not compatible with trait
[INFO] [stdout]    --> src/string.rs:762:5
[INFO] [stdout]     |
[INFO] [stdout] 762 |     fn strip_prefix_of(self, haystack: &'a str) -> Option<&'a str> {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ lifetime mismatch
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected signature `fn(&'b string::String<_>, &_) -> Option<&_>`
[INFO] [stdout]                found signature `fn(&'b string::String<_>, &'a _) -> Option<&'a _>`
[INFO] [stdout] note: the anonymous lifetime as defined here...
[INFO] [stdout]    --> /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/str/pattern.rs:131:39
[INFO] [stdout] note: ...does not necessarily outlive the lifetime `'a` as defined here
[INFO] [stdout]    --> src/string.rs:737:6
[INFO] [stdout]     |
[INFO] [stdout] 737 | impl<'a, 'b, const N: usize> Pattern<'a> for &'b String<N> {
[INFO] [stdout]     |      ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: method not compatible with trait
[INFO] [stdout]    --> src/string.rs:762:5
[INFO] [stdout]     |
[INFO] [stdout] 762 |     fn strip_prefix_of(self, haystack: &'a str) -> Option<&'a str> {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ lifetime mismatch
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected signature `fn(&'b string::String<_>, &_) -> Option<&_>`
[INFO] [stdout]                found signature `fn(&'b string::String<_>, &'a _) -> Option<&'a _>`
[INFO] [stdout] note: the lifetime `'a` as defined here...
[INFO] [stdout]    --> src/string.rs:737:6
[INFO] [stdout]     |
[INFO] [stdout] 737 | impl<'a, 'b, const N: usize> Pattern<'a> for &'b String<N> {
[INFO] [stdout]     |      ^^
[INFO] [stdout] note: ...does not necessarily outlive the anonymous lifetime as defined here
[INFO] [stdout]    --> /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/str/pattern.rs:131:39
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: missing generics for associated type `core::str::pattern::Pattern::Searcher`
[INFO] [stdout]    --> src/string.rs:769:19
[INFO] [stdout]     |
[INFO] [stdout] 769 |             Self::Searcher: str::pattern::ReverseSearcher<'a>, {
[INFO] [stdout]     |                   ^^^^^^^^ expected 1 lifetime argument
[INFO] [stdout]     |
[INFO] [stdout] help: add missing lifetime argument
[INFO] [stdout]     |
[INFO] [stdout] 769 |             Self::Searcher<'a>: str::pattern::ReverseSearcher<'a>, {
[INFO] [stdout]     |                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0195]: lifetime parameters or bounds on method `strip_suffix_of` do not match the trait declaration
[INFO] [stdout]    --> src/string.rs:767:23
[INFO] [stdout]     |
[INFO] [stdout] 767 |     fn strip_suffix_of(self, haystack: &'a str) -> Option<&'a str>
[INFO] [stdout]     |                       ^ lifetimes do not match method in trait
[INFO] [stdout]     |
[INFO] [stdout]    --> /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/str/pattern.rs:147:4
[INFO] [stdout]    ::: /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/str/pattern.rs:149:48
[INFO] [stdout]     |
[INFO] [stdout]     = note: lifetimes in impl do not match this method in trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0044]: foreign items may not have type parameters
[INFO] [stdout]    --> src/ffi.rs:414:5
[INFO] [stdout]     |
[INFO] [stdout] 414 |     fn va_arg<T: sealed_trait::VaArgSafe>(app: &mut core::ffi::VaListImpl<'_>) -> T;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't have type parameters
[INFO] [stdout]     |
[INFO] [stdout]     = help: replace the type parameters with concrete types like `u32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: trait takes 0 lifetime arguments but 1 lifetime argument was supplied
[INFO] [stdout]    --> src/string.rs:378:20
[INFO] [stdout]     |
[INFO] [stdout] 378 |         P: for<'x> Pattern<'x>,
[INFO] [stdout]     |                    ^^^^^^^---- help: remove the unnecessary generics
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    expected 0 lifetime arguments
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `formatting_options`
[INFO] [stdout]    --> src/string.rs:913:29
[INFO] [stdout]     |
[INFO] [stdout] 913 |         let mut formatter = core::fmt::Formatter::new(&mut buf);
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #118117 <https://github.com/rust-lang/rust/issues/118117> for more information
[INFO] [stdout]     = help: add `#![feature(formatting_options)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2025-11-06; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 2 arguments but 1 argument was supplied
[INFO] [stdout]    --> src/string.rs:913:29
[INFO] [stdout]     |
[INFO] [stdout] 913 |         let mut formatter = core::fmt::Formatter::new(&mut buf);
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^---------- argument #2 of type `FormattingOptions` is missing
[INFO] [stdout]     |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]    --> /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/fmt/mod.rs:582:17
[INFO] [stdout] help: provide the argument
[INFO] [stdout]     |
[INFO] [stdout] 913 |         let mut formatter = core::fmt::Formatter::new(&mut buf, /* FormattingOptions */);
[INFO] [stdout]     |                                                               +++++++++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0044, E0061, E0107, E0195, E0308, E0557, E0658, E0703.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0044`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `alrulab-core` (lib) due to 19 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "2b7ad729f5a5d0c9325aa5dc1a750a55739ab52f88b3668b25ba8c7570bf9e74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b7ad729f5a5d0c9325aa5dc1a750a55739ab52f88b3668b25ba8c7570bf9e74", kill_on_drop: false }`
[INFO] [stdout] 2b7ad729f5a5d0c9325aa5dc1a750a55739ab52f88b3668b25ba8c7570bf9e74
