[INFO] fetching crate nncombinator 0.9.0... [INFO] testing nncombinator-0.9.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2 [INFO] extracting crate nncombinator 0.9.0 into /workspace/builds/worker-0-tc1/source [INFO] started tweaking crates.io crate nncombinator 0.9.0 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate nncombinator 0.9.0 [INFO] tweaked toml for crates.io crate nncombinator 0.9.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate nncombinator 0.9.0 on toolchain 562dee4820c458d823175268e41601d4c060588a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "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" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 88 packages to latest compatible versions [INFO] [stderr] Adding image v0.24.9 (available: v0.25.10) [INFO] [stderr] Adding mnist v0.5.0 (available: v0.6.0) [INFO] [stderr] Adding rand v0.8.6 (available: v0.10.1) [INFO] [stderr] Adding rand_distr v0.4.3 (available: v0.6.0) [INFO] [stderr] Adding rand_xorshift v0.3.0 (available: v0.5.0) [INFO] [stderr] Adding statrs v0.15.0 (available: v0.18.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded approx v0.5.1 [INFO] [stderr] Downloaded rawpointer v0.2.1 [INFO] [stderr] Downloaded num-complex v0.4.6 [INFO] [stderr] Downloaded matrixmultiply v0.3.10 [INFO] [stderr] Downloaded rand_xorshift v0.3.0 [INFO] [stderr] Downloaded simba v0.5.1 [INFO] [stderr] Downloaded mnist v0.5.0 [INFO] [stderr] Downloaded csv-core v0.1.13 [INFO] [stderr] Downloaded cuda-runtime-sys v0.3.0-alpha.1 [INFO] [stderr] Downloaded rcublas-sys v0.5.0 [INFO] [stderr] Downloaded rcudnn v1.8.0 [INFO] [stderr] Downloaded gif v0.13.3 [INFO] [stderr] Downloaded rcudnn-sys v0.5.0 [INFO] [stderr] Downloaded statrs v0.15.0 [INFO] [stderr] Downloaded rcublas v0.6.0 [INFO] [stderr] Downloaded png v0.17.16 [INFO] [stderr] Downloaded cuda-config v0.1.0 [INFO] [stderr] Downloaded num v0.4.3 [INFO] [stderr] Downloaded nalgebra-macros v0.1.0 [INFO] [stderr] Downloaded nalgebra v0.27.1 [INFO] [stderr] Downloaded jpeg-decoder v0.3.2 [INFO] [stderr] Downloaded csv v1.4.0 [INFO] [stderr] Downloaded tiff v0.9.1 [INFO] [stderr] Downloaded image v0.24.9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a2998ef880ba797a53e5db4f8e95f5ce349e1033291490e98813fc1ec7ba4c52 [INFO] running `Command { std: "docker" "start" "-a" "a2998ef880ba797a53e5db4f8e95f5ce349e1033291490e98813fc1ec7ba4c52", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a2998ef880ba797a53e5db4f8e95f5ce349e1033291490e98813fc1ec7ba4c52", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a2998ef880ba797a53e5db4f8e95f5ce349e1033291490e98813fc1ec7ba4c52", kill_on_drop: false }` [INFO] [stdout] a2998ef880ba797a53e5db4f8e95f5ce349e1033291490e98813fc1ec7ba4c52 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c5170f2e982b1651bc1dece2defe4b0690aac27cd6df2a9d29f8ca254b087053 [INFO] running `Command { std: "docker" "start" "-a" "c5170f2e982b1651bc1dece2defe4b0690aac27cd6df2a9d29f8ca254b087053", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling pkg-config v0.3.33 [INFO] [stderr] Compiling crossbeam-utils v0.8.21 [INFO] [stderr] Compiling libc v0.2.185 [INFO] [stderr] Compiling glob v0.3.3 [INFO] [stderr] Compiling rayon-core v1.13.0 [INFO] [stderr] Compiling either v1.15.0 [INFO] [stderr] Compiling lazy_static v1.5.0 [INFO] [stderr] Compiling cc v1.2.60 [INFO] [stderr] Compiling syn v2.0.117 [INFO] [stderr] Compiling cuda-config v0.1.0 [INFO] [stderr] Compiling cuda-runtime-sys v0.3.0-alpha.1 [INFO] [stderr] Compiling crossbeam-epoch v0.9.18 [INFO] [stderr] Compiling crossbeam-deque v0.8.6 [INFO] [stderr] Compiling rcudnn-sys v0.5.0 [INFO] [stderr] Compiling rcublas-sys v0.5.0 [INFO] [stderr] Compiling num-integer v0.1.46 [INFO] [stderr] Compiling num-complex v0.4.6 [INFO] [stderr] Compiling rayon v1.12.0 [INFO] [stderr] Compiling num-bigint v0.4.6 [INFO] [stderr] Compiling num-iter v0.1.45 [INFO] [stderr] Compiling nncombinator v0.9.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling num-rational v0.4.2 [INFO] [stderr] Compiling num v0.4.3 [INFO] [stderr] Compiling thiserror v1.0.69 [INFO] [stderr] Compiling rcublas v0.6.0 [INFO] [stderr] Compiling rcudnn v1.8.0 [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/arr.rs:1391:17 [INFO] [stdout] | [INFO] [stdout] 1391 | pub fn iter(&self) -> SerializedVecIter { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 1391 | pub fn iter(&self) -> SerializedVecIter<'_, U,T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/arr.rs:1412:21 [INFO] [stdout] | [INFO] [stdout] 1412 | pub fn iter_mut(&mut self) -> SerializedVecIterMut { [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 1412 | pub fn iter_mut(&mut self) -> SerializedVecIterMut<'_, U,T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.14s [INFO] running `Command { std: "docker" "inspect" "c5170f2e982b1651bc1dece2defe4b0690aac27cd6df2a9d29f8ca254b087053", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c5170f2e982b1651bc1dece2defe4b0690aac27cd6df2a9d29f8ca254b087053", kill_on_drop: false }` [INFO] [stdout] c5170f2e982b1651bc1dece2defe4b0690aac27cd6df2a9d29f8ca254b087053 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 268fc98b914cf1f114e4d0cd844e14097885fa758a9c8a6c7b4a7f01a7475138 [INFO] running `Command { std: "docker" "start" "-a" "268fc98b914cf1f114e4d0cd844e14097885fa758a9c8a6c7b4a7f01a7475138", kill_on_drop: false }` [INFO] [stderr] Compiling libm v0.2.16 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling cfg-if v1.0.4 [INFO] [stderr] Compiling zerocopy v0.8.48 [INFO] [stderr] Compiling zerocopy-derive v0.8.48 [INFO] [stderr] Compiling simd-adler32 v0.3.9 [INFO] [stderr] Compiling crc32fast v1.5.0 [INFO] [stderr] Compiling adler2 v2.0.1 [INFO] [stderr] Compiling either v1.15.0 [INFO] [stderr] Compiling libc v0.2.185 [INFO] [stderr] Compiling crossbeam-utils v0.8.21 [INFO] [stderr] Compiling rayon-core v1.13.0 [INFO] [stderr] Compiling rcublas-sys v0.5.0 [INFO] [stderr] Compiling rcudnn-sys v0.5.0 [INFO] [stderr] Compiling thiserror v1.0.69 [INFO] [stderr] Compiling matrixmultiply v0.3.10 [INFO] [stderr] Compiling cuda-runtime-sys v0.3.0-alpha.1 [INFO] [stderr] Compiling miniz_oxide v0.8.9 [INFO] [stderr] Compiling lazy_static v1.5.0 [INFO] [stderr] Compiling serde_core v1.0.228 [INFO] [stderr] Compiling rawpointer v0.2.1 [INFO] [stderr] Compiling weezl v0.1.12 [INFO] [stderr] Compiling zune-inflate v0.2.54 [INFO] [stderr] Compiling fdeflate v0.3.7 [INFO] [stderr] Compiling nalgebra-macros v0.1.0 [INFO] [stderr] Compiling smallvec v1.15.1 [INFO] [stderr] Compiling lebe v0.5.3 [INFO] [stderr] Compiling bit_field v0.10.3 [INFO] [stderr] Compiling bytemuck v1.25.0 [INFO] [stderr] Compiling typenum v1.20.0 [INFO] [stderr] Compiling flate2 v1.1.9 [INFO] [stderr] Compiling log v0.4.29 [INFO] [stderr] Compiling color_quant v1.1.0 [INFO] [stderr] Compiling byteorder v1.5.0 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling memchr v2.8.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.18 [INFO] [stderr] Compiling gif v0.13.3 [INFO] [stderr] Compiling crossbeam-deque v0.8.6 [INFO] [stderr] Compiling png v0.17.16 [INFO] [stderr] Compiling qoi v0.4.1 [INFO] [stderr] Compiling nncombinator v0.9.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling getrandom v0.2.17 [INFO] [stderr] Compiling csv-core v0.1.13 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling rcublas v0.6.0 [INFO] [stderr] Compiling itoa v1.0.18 [INFO] [stderr] Compiling rayon v1.12.0 [INFO] [stderr] Compiling ryu v1.0.23 [INFO] [stderr] Compiling rand_xorshift v0.3.0 [INFO] [stderr] Compiling mnist v0.5.0 [INFO] [stderr] Compiling num-integer v0.1.46 [INFO] [stderr] Compiling num-complex v0.4.6 [INFO] [stderr] Compiling num-bigint v0.4.6 [INFO] [stderr] Compiling num-iter v0.1.45 [INFO] [stderr] Compiling approx v0.5.1 [INFO] [stderr] Compiling simba v0.5.1 [INFO] [stderr] Compiling csv v1.4.0 [INFO] [stderr] Compiling jpeg-decoder v0.3.2 [INFO] [stderr] Compiling num-rational v0.4.2 [INFO] [stderr] Compiling num v0.4.3 [INFO] [stderr] Compiling tiff v0.9.1 [INFO] [stderr] Compiling rcudnn v1.8.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.21 [INFO] [stderr] Compiling half v2.7.1 [INFO] [stderr] Compiling exr v1.74.0 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.6 [INFO] [stderr] Compiling rand_distr v0.4.3 [INFO] [stderr] Compiling nalgebra v0.27.1 [INFO] [stderr] [INFO] [stderr] thread 'rustc' (1201) panicked at /rustc-dev/562dee4820c458d823175268e41601d4c060588a/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] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/arr.rs:1391:17 [INFO] [stdout] | [INFO] [stdout] 1391 | pub fn iter(&self) -> SerializedVecIter { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 1391 | pub fn iter(&self) -> SerializedVecIter<'_, U,T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/arr.rs:1412:21 [INFO] [stdout] | [INFO] [stdout] 1412 | pub fn iter_mut(&mut self) -> SerializedVecIterMut { [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 1412 | pub fn iter_mut(&mut self) -> SerializedVecIterMut<'_, U,T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] 0: 0x7f68b1b8455b - <::print::DisplayBacktrace as core[fa0eadad68403074]::fmt::Display>::fmt [INFO] [stderr] 1: 0x7f68b222e8c8 - core[fa0eadad68403074]::fmt::write [INFO] [stderr] 2: 0x7f68b1b9b566 - ::write_fmt [INFO] [stderr] 3: 0x7f68b1b5a568 - std[31e582c13f4e914f]::panicking::default_hook::{closure#0} [INFO] [stderr] 4: 0x7f68b1b77963 - std[31e582c13f4e914f]::panicking::default_hook [INFO] [stderr] 5: 0x7f68b0b73dbc - std[31e582c13f4e914f]::panicking::update_hook::>::{closure#0} [INFO] [stderr] 6: 0x7f68b1b77c42 - std[31e582c13f4e914f]::panicking::panic_with_hook [INFO] [stderr] 7: 0x7f68b1b5a628 - std[31e582c13f4e914f]::panicking::panic_handler::{closure#0} [INFO] [stderr] 8: 0x7f68b1b4eb79 - std[31e582c13f4e914f]::sys::backtrace::__rust_end_short_backtrace:: [INFO] [stderr] 9: 0x7f68b1b5c08d - __rustc[fc8e3a9f23f26cb]::rust_begin_unwind [INFO] [stderr] 10: 0x7f68aebaaf7c - core[fa0eadad68403074]::panicking::panic_fmt [INFO] [stderr] 11: 0x7f68ae42b312 - core[fa0eadad68403074]::result::unwrap_failed [INFO] [stderr] 12: 0x7f68b2f3904a - ::instantiate_ty_var::> [INFO] [stderr] 13: 0x7f68b2f3b149 - >::relate::> [INFO] [stderr] 14: 0x7f68b2f3bcad - > as rustc_type_ir[bdf822ca6a2ba2d7]::interner::CollectAndApply>>::collect_and_apply::>, core[fa0eadad68403074]::iter::adapters::copied::Copied>>, rustc_type_ir[bdf822ca6a2ba2d7]::relate::relate_args_invariantly>::{closure#0}>, ::mk_args_from_iter>, core[fa0eadad68403074]::iter::adapters::copied::Copied>>, rustc_type_ir[bdf822ca6a2ba2d7]::relate::relate_args_invariantly>::{closure#0}>, core[fa0eadad68403074]::result::Result>>::{closure#0}> [INFO] [stderr] 15: 0x7f68b2f3c40e - rustc_type_ir[bdf822ca6a2ba2d7]::relate::structurally_relate_tys::> [INFO] [stderr] 16: 0x7f68b2f3940b - as rustc_type_ir[bdf822ca6a2ba2d7]::relate::TypeRelation>::tys [INFO] [stderr] 17: 0x7f68b2f38dbc - ::instantiate_ty_var::> [INFO] [stderr] 18: 0x7f68b2f39498 - as rustc_type_ir[bdf822ca6a2ba2d7]::relate::TypeRelation>::tys [INFO] [stderr] 19: 0x7f68b2f3c713 - rustc_type_ir[bdf822ca6a2ba2d7]::relate::structurally_relate_tys::> [INFO] [stderr] 20: 0x7f68b2f3940b - as rustc_type_ir[bdf822ca6a2ba2d7]::relate::TypeRelation>::tys [INFO] [stderr] 21: 0x7f68b2f3b9b7 - > as rustc_type_ir[bdf822ca6a2ba2d7]::interner::CollectAndApply>>::collect_and_apply::>, core[fa0eadad68403074]::iter::adapters::copied::Copied>>, rustc_type_ir[bdf822ca6a2ba2d7]::relate::relate_args_invariantly>::{closure#0}>, ::mk_args_from_iter>, core[fa0eadad68403074]::iter::adapters::copied::Copied>>, rustc_type_ir[bdf822ca6a2ba2d7]::relate::relate_args_invariantly>::{closure#0}>, core[fa0eadad68403074]::result::Result>>::{closure#0}> [INFO] [stderr] 22: 0x7f68b22a3bf2 - ::eq_trace::> [INFO] [stderr] 23: 0x7f68b2c7f194 - rustc_trait_selection[4094b86ae93e66fa]::traits::coherence::overlap [INFO] [stderr] 24: 0x7f68ae261287 - ::insert [INFO] [stderr] 25: 0x7f68b32db571 - ::insert [INFO] [stderr] 26: 0x7f68b224a8b4 - rustc_trait_selection[4094b86ae93e66fa]::traits::specialize::specialization_graph_provider [INFO] [stderr] 27: 0x7f68b224e3cd - rustc_query_impl[787df1eb52488c09]::execution::try_execute_query::>, false> [INFO] [stderr] 28: 0x7f68b2545a54 - rustc_query_impl[787df1eb52488c09]::query_impl::specialization_graph_of::execute_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 29: 0x7f68b2549187 - rustc_hir_analysis[6f8e47aab4b5577f]::coherence::coherent_trait [INFO] [stderr] 30: 0x7f68b2548e9d - rustc_query_impl[787df1eb52488c09]::query_impl::coherent_trait::invoke_provider_fn::__rust_begin_short_backtrace [INFO] [stderr] 31: 0x7f68b2769cec - rustc_query_impl[787df1eb52488c09]::execution::try_execute_query::>, false> [INFO] [stderr] 32: 0x7f68b2768e40 - rustc_query_impl[787df1eb52488c09]::query_impl::coherent_trait::execute_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 33: 0x7f68b28d4bee - rustc_hir_analysis[6f8e47aab4b5577f]::check::check::check_item_type [INFO] [stderr] 34: 0x7f68b28d30a6 - rustc_hir_analysis[6f8e47aab4b5577f]::check::wfcheck::check_well_formed [INFO] [stderr] 35: 0x7f68b28d3087 - rustc_query_impl[787df1eb52488c09]::query_impl::check_well_formed::invoke_provider_fn::__rust_begin_short_backtrace [INFO] [stderr] 36: 0x7f68b28d26a4 - rustc_query_impl[787df1eb52488c09]::execution::try_execute_query::, rustc_middle[bc4b12ab5fd100e2]::dep_graph::graph::DepNodeIndex>, false> [INFO] [stderr] 37: 0x7f68b28d243b - rustc_query_impl[787df1eb52488c09]::query_impl::check_well_formed::execute_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 38: 0x7f68b28cebb3 - rustc_hir_analysis[6f8e47aab4b5577f]::check::wfcheck::check_type_wf [INFO] [stderr] 39: 0x7f68b28ceaaf - rustc_query_impl[787df1eb52488c09]::query_impl::check_type_wf::invoke_provider_fn::__rust_begin_short_backtrace [INFO] [stderr] 40: 0x7f68b346dd50 - rustc_query_impl[787df1eb52488c09]::execution::try_execute_query::>, false> [INFO] [stderr] 41: 0x7f68b346db29 - rustc_query_impl[787df1eb52488c09]::query_impl::check_type_wf::execute_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 42: 0x7f68b275e055 - rustc_hir_analysis[6f8e47aab4b5577f]::check_crate [INFO] [stderr] 43: 0x7f68b23110da - rustc_interface[fa77fbe53284b165]::passes::analysis [INFO] [stderr] 44: 0x7f68b34704c9 - rustc_query_impl[787df1eb52488c09]::execution::try_execute_query::>, false> [INFO] [stderr] 45: 0x7f68b3470135 - rustc_query_impl[787df1eb52488c09]::query_impl::analysis::execute_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 46: 0x7f68b3532194 - rustc_interface[fa77fbe53284b165]::interface::run_compiler::<(), rustc_driver_impl[5d9f716931f6bd73]::run_compiler::{closure#0}>::{closure#1} [INFO] [stderr] 47: 0x7f68b3443f3e - std[31e582c13f4e914f]::sys::backtrace::__rust_begin_short_backtrace::::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()> [INFO] [stderr] 48: 0x7f68b34447e0 - ::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core[fa0eadad68403074]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stderr] 49: 0x7f68b344566c - ::new::thread_start [INFO] [stderr] 50: 0x7f68ace8aaa4 - [INFO] [stderr] 51: 0x7f68acf17a64 - 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-0.27.1/rustc-ice-2026-04-19T21_30_09-1199.txt`: Read-only file system (os error 30) [INFO] [stderr] [INFO] [stderr] note: rustc 1.96.0-nightly (562dee482 2026-03-21) running on x86_64-unknown-linux-gnu [INFO] [stderr] [INFO] [stderr] note: compiler flags: --crate-type lib -C opt-level=3 -C embed-bitcode=no -C debuginfo=2 -C debug-assertions=on [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); 30 warnings emitted [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/562dee4820c458d823175268e41601d4c060588a/bin/rustc --crate-name nalgebra --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nalgebra-0.27.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C opt-level=3 -C embed-bitcode=no -C debuginfo=2 -C debug-assertions=on --cfg 'feature="default"' --cfg 'feature="macros"' --cfg 'feature="matrixmultiply"' --cfg 'feature="nalgebra-macros"' --cfg 'feature="rand"' --cfg 'feature="rand-no-std"' --cfg 'feature="rand-package"' --cfg 'feature="rand_distr"' --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-mint", "debug", "default", "glam013", "glam014", "glam015", "io", "libm", "libm-force", "macros", "matrixcompare-core", "matrixmultiply", "mint", "nalgebra-macros", "no_unsound_assume_init", "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=97a3862f387a8494 -C extra-filename=-4c8bb1401c3feae0 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern approx=/opt/rustwide/target/debug/deps/libapprox-5ccb872c4ec2f03d.rmeta --extern matrixmultiply=/opt/rustwide/target/debug/deps/libmatrixmultiply-86b66f2816eeec00.rmeta --extern nalgebra_macros=/opt/rustwide/target/debug/deps/libnalgebra_macros-1dee39df55ef3b19.so --extern num_complex=/opt/rustwide/target/debug/deps/libnum_complex-dbd8e62c8caeb7ad.rmeta --extern num_rational=/opt/rustwide/target/debug/deps/libnum_rational-edb314fe7f4c968f.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-611766725e7e0304.rmeta --extern rand_package=/opt/rustwide/target/debug/deps/librand-a1c24d5d2e9f41ac.rmeta --extern rand_distr=/opt/rustwide/target/debug/deps/librand_distr-ed398152a72b975e.rmeta --extern simba=/opt/rustwide/target/debug/deps/libsimba-6b85e618b6ed6442.rmeta --extern typenum=/opt/rustwide/target/debug/deps/libtypenum-47996741ebbda3e3.rmeta --cap-lints allow --cap-lints=forbid` (exit status: 101) [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "268fc98b914cf1f114e4d0cd844e14097885fa758a9c8a6c7b4a7f01a7475138", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "268fc98b914cf1f114e4d0cd844e14097885fa758a9c8a6c7b4a7f01a7475138", kill_on_drop: false }` [INFO] [stdout] 268fc98b914cf1f114e4d0cd844e14097885fa758a9c8a6c7b4a7f01a7475138