[INFO] fetching crate aljabar 1.0.2... [INFO] testing aljabar-1.0.2 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] extracting crate aljabar 1.0.2 into /workspace/builds/worker-4-tc1/source [INFO] started tweaking crates.io crate aljabar 1.0.2 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate aljabar 1.0.2 [INFO] tweaked toml for crates.io crate aljabar 1.0.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate aljabar 1.0.2 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 30 packages to latest compatible versions [INFO] [stderr] Adding approx v0.3.2 (available: v0.5.1) [INFO] [stderr] Adding paste v0.1.18 (available: v1.0.15) [INFO] [stderr] Adding rand v0.7.3 (available: v0.9.1) [INFO] [stderr] Adding smallvec v0.6.14 (available: v1.15.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8bf4edf93b81a53d12ea410bb1fa976aa14aa366011c8251a85f4335df5bcec4 [INFO] running `Command { std: "docker" "start" "-a" "8bf4edf93b81a53d12ea410bb1fa976aa14aa366011c8251a85f4335df5bcec4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8bf4edf93b81a53d12ea410bb1fa976aa14aa366011c8251a85f4335df5bcec4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8bf4edf93b81a53d12ea410bb1fa976aa14aa366011c8251a85f4335df5bcec4", kill_on_drop: false }` [INFO] [stdout] 8bf4edf93b81a53d12ea410bb1fa976aa14aa366011c8251a85f4335df5bcec4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 8de4289f17451df293ebb6588abefedf33b4733a84909fb690e444aee17781ba [INFO] running `Command { std: "docker" "start" "-a" "8de4289f17451df293ebb6588abefedf33b4733a84909fb690e444aee17781ba", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro-hack v0.5.20+deprecated [INFO] [stderr] Compiling paste-impl v0.1.18 [INFO] [stderr] Compiling paste v0.1.18 [INFO] [stderr] Compiling aljabar v1.0.2 (/opt/rustwide/workdir) [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> src/lib.rs:173:12 [INFO] [stdout] | [INFO] [stdout] 173 | #![feature(const_evaluatable_checked)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: removed in 1.56.0 (you are using 1.89.0-nightly (8de4c7234 2025-06-19)); see for more information [INFO] [stdout] = note: renamed to `generic_const_exprs` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> src/lib.rs:174:12 [INFO] [stdout] | [INFO] [stdout] 174 | #![feature(const_generics)] [INFO] [stdout] | ^^^^^^^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: removed in 1.56.0 (you are using 1.89.0-nightly (8de4c7234 2025-06-19)); see for more information [INFO] [stdout] = note: removed in favor of `#![feature(adt_const_params)]` and `#![feature(generic_const_exprs)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: generic parameters may not be used in const operations [INFO] [stdout] --> src/vector.rs:225:59 [INFO] [stdout] | [INFO] [stdout] 225 | pub type TruncatedVector = Vector; [INFO] [stdout] | ^ cannot perform const operation using `N` [INFO] [stdout] | [INFO] [stdout] = help: const parameters may only be used as standalone arguments here, i.e. `N` [INFO] [stdout] = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: generic parameters may not be used in const operations [INFO] [stdout] --> src/vector.rs:232:58 [INFO] [stdout] | [INFO] [stdout] 232 | pub type ExtendedVector = Vector; [INFO] [stdout] | ^ cannot perform const operation using `N` [INFO] [stdout] | [INFO] [stdout] = help: const parameters may only be used as standalone arguments here, i.e. `N` [INFO] [stdout] = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `maybe_uninit_ref` has been stable since 1.55.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:176:12 [INFO] [stdout] | [INFO] [stdout] 176 | #![feature(maybe_uninit_ref)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0635]: unknown feature `maybe_uninit_uninit_array` [INFO] [stdout] --> src/lib.rs:177:12 [INFO] [stdout] | [INFO] [stdout] 177 | #![feature(maybe_uninit_uninit_array)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no function or associated item named `uninit_array` found for union `std::mem::MaybeUninit` in the current scope [INFO] [stdout] --> src/matrix.rs:885:61 [INFO] [stdout] | [INFO] [stdout] 885 | let mut arr: [MaybeUninit; N] = MaybeUninit::uninit_array(); [INFO] [stdout] | ^^^^^^^^^^^^ function or associated item not found in `std::mem::MaybeUninit<_>` [INFO] [stdout] | [INFO] [stdout] note: if you're trying to build a new `std::mem::MaybeUninit<_>` consider using one of the following associated functions: [INFO] [stdout] std::mem::MaybeUninit::::new [INFO] [stdout] std::mem::MaybeUninit::::uninit [INFO] [stdout] std::mem::MaybeUninit::::zeroed [INFO] [stdout] --> /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/mem/maybe_uninit.rs:307:5 [INFO] [stdout] help: there is an associated function `uninit` with a similar name [INFO] [stdout] | [INFO] [stdout] 885 - let mut arr: [MaybeUninit; N] = MaybeUninit::uninit_array(); [INFO] [stdout] 885 + let mut arr: [MaybeUninit; N] = MaybeUninit::uninit(); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0557, E0599, E0635. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0557`. [INFO] [stdout] [INFO] [stderr] error: could not compile `aljabar` (lib) due to 6 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "8de4289f17451df293ebb6588abefedf33b4733a84909fb690e444aee17781ba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8de4289f17451df293ebb6588abefedf33b4733a84909fb690e444aee17781ba", kill_on_drop: false }` [INFO] [stdout] 8de4289f17451df293ebb6588abefedf33b4733a84909fb690e444aee17781ba