[INFO] fetching crate posture 0.1.0... [INFO] checking posture-0.1.0 against master#bbe853615821442ef11d6cd42a30a73432b38d89 for pr-154205 [INFO] extracting crate posture 0.1.0 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate posture 0.1.0 [INFO] finished tweaking crates.io crate posture 0.1.0 [INFO] tweaked toml for crates.io crate posture 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate posture 0.1.0 on toolchain bbe853615821442ef11d6cd42a30a73432b38d89 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bbe853615821442ef11d6cd42a30a73432b38d89" "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" "+bbe853615821442ef11d6cd42a30a73432b38d89" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 24 packages to latest compatible versions [INFO] [stderr] Adding nalgebra v0.30.1 (available: v0.34.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bbe853615821442ef11d6cd42a30a73432b38d89" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded nalgebra-macros v0.1.0 [INFO] [stderr] Downloaded simba v0.7.3 [INFO] [stderr] Downloaded nalgebra v0.30.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+bbe853615821442ef11d6cd42a30a73432b38d89" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3cee42d68b2e0e5e83b80e4d68373470868a45ce38f0133a11b3d6cb158105ea [INFO] running `Command { std: "docker" "start" "-a" "3cee42d68b2e0e5e83b80e4d68373470868a45ce38f0133a11b3d6cb158105ea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3cee42d68b2e0e5e83b80e4d68373470868a45ce38f0133a11b3d6cb158105ea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3cee42d68b2e0e5e83b80e4d68373470868a45ce38f0133a11b3d6cb158105ea", kill_on_drop: false }` [INFO] [stdout] 3cee42d68b2e0e5e83b80e4d68373470868a45ce38f0133a11b3d6cb158105ea [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+bbe853615821442ef11d6cd42a30a73432b38d89" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fa52abb59826630630c4d97259c117ab3c17f8c6ecf849e869e6d7e5e1efdf48 [INFO] running `Command { std: "docker" "start" "-a" "fa52abb59826630630c4d97259c117ab3c17f8c6ecf849e869e6d7e5e1efdf48", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking bytemuck v1.25.0 [INFO] [stderr] Compiling paste v1.0.15 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling matrixmultiply v0.3.10 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling syn v2.0.117 [INFO] [stderr] Checking safe_arch v0.7.4 [INFO] [stderr] Checking wide v0.7.33 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking approx v0.5.1 [INFO] [stderr] Checking num-rational v0.4.2 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling nalgebra-macros v0.1.0 [INFO] [stderr] Checking num-complex v0.4.6 [INFO] [stderr] Checking simba v0.7.3 [INFO] [stderr] Checking nalgebra v0.30.1 [INFO] [stderr] [INFO] [stderr] thread 'rustc' (372) panicked at /rustc-dev/bbe853615821442ef11d6cd42a30a73432b38d89/compiler/rustc_infer/src/infer/relate/generalize.rs:294:44: [INFO] [stderr] called `Result::unwrap_err()` on an `Ok` value: base::array_storage::ArrayStorage, base::dimension::Const<1_usize>, ?21t>, ?0c, 1_usize> [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x7eec6958428b - <::print::DisplayBacktrace as core[1fe3e66427eb3788]::fmt::Display>::fmt [INFO] [stderr] 1: 0x7eec69c2e8c8 - core[1fe3e66427eb3788]::fmt::write [INFO] [stderr] 2: 0x7eec6959b296 - ::write_fmt [INFO] [stderr] 3: 0x7eec6955a298 - std[e4a598c2d7907cc1]::panicking::default_hook::{closure#0} [INFO] [stderr] 4: 0x7eec69577693 - std[e4a598c2d7907cc1]::panicking::default_hook [INFO] [stderr] 5: 0x7eec6857391c - std[e4a598c2d7907cc1]::panicking::update_hook::>::{closure#0} [INFO] [stderr] 6: 0x7eec69577972 - std[e4a598c2d7907cc1]::panicking::panic_with_hook [INFO] [stderr] 7: 0x7eec6955a358 - std[e4a598c2d7907cc1]::panicking::panic_handler::{closure#0} [INFO] [stderr] 8: 0x7eec69551089 - std[e4a598c2d7907cc1]::sys::backtrace::__rust_end_short_backtrace:: [INFO] [stderr] 9: 0x7eec6955bdbd - __rustc[13b91de63b82f5e3]::rust_begin_unwind [INFO] [stderr] 10: 0x7eec65d0baec - core[1fe3e66427eb3788]::panicking::panic_fmt [INFO] [stderr] 11: 0x7eec65e2dcd2 - core[1fe3e66427eb3788]::result::unwrap_failed [INFO] [stderr] 12: 0x7eec6a957cca - ::instantiate_ty_var::> [INFO] [stderr] 13: 0x7eec6a959dc9 - >::relate::> [INFO] [stderr] 14: 0x7eec6a95a92d - > as rustc_type_ir[ff18b735164bb08e]::interner::CollectAndApply>>::collect_and_apply::>, core[1fe3e66427eb3788]::iter::adapters::copied::Copied>>, rustc_type_ir[ff18b735164bb08e]::relate::relate_args_invariantly>::{closure#0}>, ::mk_args_from_iter>, core[1fe3e66427eb3788]::iter::adapters::copied::Copied>>, rustc_type_ir[ff18b735164bb08e]::relate::relate_args_invariantly>::{closure#0}>, core[1fe3e66427eb3788]::result::Result>>::{closure#0}> [INFO] [stderr] 15: 0x7eec6a95b08e - rustc_type_ir[ff18b735164bb08e]::relate::structurally_relate_tys::> [INFO] [stderr] 16: 0x7eec6a95808b - as rustc_type_ir[ff18b735164bb08e]::relate::TypeRelation>::tys [INFO] [stderr] 17: 0x7eec6a957a3c - ::instantiate_ty_var::> [INFO] [stderr] 18: 0x7eec6a958118 - as rustc_type_ir[ff18b735164bb08e]::relate::TypeRelation>::tys [INFO] [stderr] 19: 0x7eec6a95b393 - rustc_type_ir[ff18b735164bb08e]::relate::structurally_relate_tys::> [INFO] [stderr] 20: 0x7eec6a95808b - as rustc_type_ir[ff18b735164bb08e]::relate::TypeRelation>::tys [INFO] [stderr] 21: 0x7eec6a95a637 - > as rustc_type_ir[ff18b735164bb08e]::interner::CollectAndApply>>::collect_and_apply::>, core[1fe3e66427eb3788]::iter::adapters::copied::Copied>>, rustc_type_ir[ff18b735164bb08e]::relate::relate_args_invariantly>::{closure#0}>, ::mk_args_from_iter>, core[1fe3e66427eb3788]::iter::adapters::copied::Copied>>, rustc_type_ir[ff18b735164bb08e]::relate::relate_args_invariantly>::{closure#0}>, core[1fe3e66427eb3788]::result::Result>>::{closure#0}> [INFO] [stderr] 22: 0x7eec69c6c572 - ::eq_trace::> [INFO] [stderr] 23: 0x7eec6a64b094 - rustc_trait_selection[ac705ff08155446b]::traits::coherence::overlap [INFO] [stderr] 24: 0x7eec672bae07 - ::insert [INFO] [stderr] 25: 0x7eec6ac13cf5 - ::insert [INFO] [stderr] 26: 0x7eec69c4a8f4 - rustc_trait_selection[ac705ff08155446b]::traits::specialize::specialization_graph_provider [INFO] [stderr] 27: 0x7eec69c4e40d - rustc_query_impl[1156795c34adb5e8]::execution::try_execute_query::>, false> [INFO] [stderr] 28: 0x7eec69fd7e50 - rustc_query_impl[1156795c34adb5e8]::query_impl::specialization_graph_of::execute_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 29: 0x7eec69fdb587 - rustc_hir_analysis[a521d9d2e7710133]::coherence::coherent_trait [INFO] [stderr] 30: 0x7eec69fdb29d - rustc_query_impl[1156795c34adb5e8]::query_impl::coherent_trait::invoke_provider_fn::__rust_begin_short_backtrace [INFO] [stderr] 31: 0x7eec6a007f6c - rustc_query_impl[1156795c34adb5e8]::execution::try_execute_query::>, false> [INFO] [stderr] 32: 0x7eec6a0070c0 - rustc_query_impl[1156795c34adb5e8]::query_impl::coherent_trait::execute_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 33: 0x7eec6a22baee - rustc_hir_analysis[a521d9d2e7710133]::check::check::check_item_type [INFO] [stderr] 34: 0x7eec6a229fa6 - rustc_hir_analysis[a521d9d2e7710133]::check::wfcheck::check_well_formed [INFO] [stderr] 35: 0x7eec6a229f87 - rustc_query_impl[1156795c34adb5e8]::query_impl::check_well_formed::invoke_provider_fn::__rust_begin_short_backtrace [INFO] [stderr] 36: 0x7eec6a2295a4 - rustc_query_impl[1156795c34adb5e8]::execution::try_execute_query::, rustc_middle[c4269b454f0100bc]::dep_graph::graph::DepNodeIndex>, false> [INFO] [stderr] 37: 0x7eec6a22933b - rustc_query_impl[1156795c34adb5e8]::query_impl::check_well_formed::execute_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 38: 0x7eec6a225ab3 - rustc_hir_analysis[a521d9d2e7710133]::check::wfcheck::check_type_wf [INFO] [stderr] 39: 0x7eec6a2259af - rustc_query_impl[1156795c34adb5e8]::query_impl::check_type_wf::invoke_provider_fn::__rust_begin_short_backtrace [INFO] [stderr] 40: 0x7eec6ae4bb90 - rustc_query_impl[1156795c34adb5e8]::execution::try_execute_query::>, false> [INFO] [stderr] 41: 0x7eec6ae4b969 - rustc_query_impl[1156795c34adb5e8]::query_impl::check_type_wf::execute_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 42: 0x7eec6a54bfd5 - rustc_hir_analysis[a521d9d2e7710133]::check_crate [INFO] [stderr] 43: 0x7eec69ce481a - rustc_interface[aeb4b536ec403cb3]::passes::analysis [INFO] [stderr] 44: 0x7eec6ae4e309 - rustc_query_impl[1156795c34adb5e8]::execution::try_execute_query::>, false> [INFO] [stderr] 45: 0x7eec6ae4df75 - rustc_query_impl[1156795c34adb5e8]::query_impl::analysis::execute_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 46: 0x7eec6aeb4214 - rustc_interface[aeb4b536ec403cb3]::interface::run_compiler::<(), rustc_driver_impl[d43592d152bd0f3]::run_compiler::{closure#0}>::{closure#1} [INFO] [stderr] 47: 0x7eec6ae3663e - std[e4a598c2d7907cc1]::sys::backtrace::__rust_begin_short_backtrace::::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()> [INFO] [stderr] 48: 0x7eec6ae36ee0 - ::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core[1fe3e66427eb3788]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stderr] 49: 0x7eec6ae37d6c - ::new::thread_start [INFO] [stderr] 50: 0x7eec6488aaa4 - [INFO] [stderr] 51: 0x7eec64917a64 - clone [INFO] [stderr] 52: 0x0 - [INFO] [stderr] [INFO] [stderr] error: the compiler unexpectedly panicked. This is a bug [INFO] [stderr] [INFO] [stderr] note: we would appreciate a bug report: https://github.com/rust-lang/rust/issues/new?labels=C-bug%2C+I-ICE%2C+T-compiler&template=ice.md [INFO] [stderr] [INFO] [stderr] note: please make sure that you have updated to the latest nightly [INFO] [stderr] [INFO] [stderr] warning: the ICE couldn't be written to `/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nalgebra-0.30.1/rustc-ice-2026-03-24T07_16_56-370.txt`: Read-only file system (os error 30) [INFO] [stderr] [INFO] [stderr] note: rustc 1.96.0-nightly (bbe853615 2026-03-23) running on x86_64-unknown-linux-gnu [INFO] [stderr] [INFO] [stderr] note: compiler flags: --crate-type lib -C embed-bitcode=no -C debuginfo=2 [INFO] [stderr] [INFO] [stderr] note: some of the compiler flags provided by cargo are hidden [INFO] [stderr] [INFO] [stderr] query stack during panic: [INFO] [stderr] #0 [specialization_graph_of] building specialization graph of trait `core::convert::From` [INFO] [stderr] #1 [coherent_trait] coherence checking all impls of trait `core::convert::From` [INFO] [stderr] #2 [check_well_formed] checking that `base::conversion::` is well-formed [INFO] [stderr] #3 [check_type_wf] checking that types are well-formed [INFO] [stderr] #4 [analysis] running analysis passes on crate `nalgebra` [INFO] [stderr] end of query stack [INFO] [stderr] error: could not compile `nalgebra` (lib) [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/bbe853615821442ef11d6cd42a30a73432b38d89/bin/rustc --crate-name nalgebra --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nalgebra-0.30.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="macros"' --cfg 'feature="matrixmultiply"' --cfg 'feature="nalgebra-macros"' --cfg 'feature="serde"' --cfg 'feature="serde-serialize-no-std"' --cfg 'feature="std"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("abomonation", "abomonation-serialize", "alga", "alloc", "arbitrary", "bytemuck", "compare", "convert-bytemuck", "convert-glam013", "convert-glam014", "convert-glam015", "convert-glam016", "convert-glam017", "convert-glam018", "convert-glam019", "convert-glam020", "convert-mint", "cuda", "cust", "debug", "default", "glam013", "glam014", "glam015", "glam016", "glam017", "glam018", "glam019", "glam020", "io", "libm", "libm-force", "macros", "matrixcompare-core", "matrixmultiply", "mint", "nalgebra-macros", "pest", "pest_derive", "proptest", "proptest-support", "quickcheck", "rand", "rand-no-std", "rand-package", "rand_distr", "rkyv", "rkyv-serialize", "rkyv-serialize-no-std", "serde", "serde-serialize", "serde-serialize-no-std", "slow-tests", "sparse", "std"))' -C metadata=364ef51600f198cc -C extra-filename=-f5d5c32005a448ce --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern approx=/opt/rustwide/target/debug/deps/libapprox-fc5ac64887339513.rmeta --extern matrixmultiply=/opt/rustwide/target/debug/deps/libmatrixmultiply-948f83bf4c3b1cf4.rmeta --extern nalgebra_macros=/opt/rustwide/target/debug/deps/libnalgebra_macros-1dee39df55ef3b19.so --extern num_complex=/opt/rustwide/target/debug/deps/libnum_complex-0e311f4252ed9d36.rmeta --extern num_rational=/opt/rustwide/target/debug/deps/libnum_rational-fa9e782e723c97d7.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-2addd7795a16688c.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-539ee14e84cf8b2d.rmeta --extern simba=/opt/rustwide/target/debug/deps/libsimba-ebedf9cdefeb52ae.rmeta --extern typenum=/opt/rustwide/target/debug/deps/libtypenum-2001cc7989580d48.rmeta --cap-lints allow --cap-lints=forbid` (exit status: 101) [INFO] running `Command { std: "docker" "inspect" "fa52abb59826630630c4d97259c117ab3c17f8c6ecf849e869e6d7e5e1efdf48", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fa52abb59826630630c4d97259c117ab3c17f8c6ecf849e869e6d7e5e1efdf48", kill_on_drop: false }` [INFO] [stdout] fa52abb59826630630c4d97259c117ab3c17f8c6ecf849e869e6d7e5e1efdf48