[INFO] fetching crate blasters 0.1.0... [INFO] testing blasters-0.1.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] extracting crate blasters 0.1.0 into /workspace/builds/worker-6-tc1/source [INFO] started tweaking crates.io crate blasters 0.1.0 [INFO] finished tweaking crates.io crate blasters 0.1.0 [INFO] tweaked toml for crates.io crate blasters 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate blasters 0.1.0 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 1 package to latest compatible version [INFO] [stderr] Adding optimath v0.1.0 (available: v0.3.1) [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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded optimath v0.1.0 [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 98b6024f94cd0852e38be556654437a61e6d30fa41186f591cb561adb6938bfb [INFO] running `Command { std: "docker" "start" "-a" "98b6024f94cd0852e38be556654437a61e6d30fa41186f591cb561adb6938bfb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "98b6024f94cd0852e38be556654437a61e6d30fa41186f591cb561adb6938bfb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "98b6024f94cd0852e38be556654437a61e6d30fa41186f591cb561adb6938bfb", kill_on_drop: false }` [INFO] [stdout] 98b6024f94cd0852e38be556654437a61e6d30fa41186f591cb561adb6938bfb [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=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] 3fe619b559bbf4f648ccb48f63a8ed9d52d5d808dd359777801a2c085aee56c6 [INFO] running `Command { std: "docker" "start" "-a" "3fe619b559bbf4f648ccb48f63a8ed9d52d5d808dd359777801a2c085aee56c6", kill_on_drop: false }` [INFO] [stderr] Compiling optimath v0.1.0 [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/optimath-0.1.0/src/lib.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | #![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: `default` is only allowed on items in trait impls [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/optimath-0.1.0/src/advanced.rs:20:2 [INFO] [stdout] | [INFO] [stdout] 20 | pub default fn matrix_multiply( [INFO] [stdout] | ^ ------- `default` because of this [INFO] [stdout] | _____| [INFO] [stdout] | | [INFO] [stdout] 21 | | &'a self, [INFO] [stdout] 22 | | other: &'b Matrix, [INFO] [stdout] 23 | | ) -> Matrix { [INFO] [stdout] ... | [INFO] [stdout] 40 | | output [INFO] [stdout] 41 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: `default` is only allowed on items in trait impls [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/optimath-0.1.0/src/advanced.rs:49:2 [INFO] [stdout] | [INFO] [stdout] 49 | pub default fn dot(self, other: &'b Vector) -> T { (self * other).into_iter().sum() } [INFO] [stdout] | ^^^^-------^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `default` because of this [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `read` found for reference `&MaybeUninit` in the current scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/optimath-0.1.0/src/types.rs:87:57 [INFO] [stdout] | [INFO] [stdout] 87 | let out = unsafe { self.data.get_unchecked(self.pos).read() }; [INFO] [stdout] | ^^^^ method not found in `&MaybeUninit` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `read` found for reference `&MaybeUninit` in the current scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/optimath-0.1.0/src/types.rs:99:47 [INFO] [stdout] | [INFO] [stdout] 99 | unsafe { self.data.get_unchecked(self.pos).read() }; [INFO] [stdout] | ^^^^ method not found in `&MaybeUninit` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0557, E0599. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0557`. [INFO] [stdout] [INFO] [stderr] error: could not compile `optimath` (lib) due to 5 previous errors [INFO] running `Command { std: "docker" "inspect" "3fe619b559bbf4f648ccb48f63a8ed9d52d5d808dd359777801a2c085aee56c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3fe619b559bbf4f648ccb48f63a8ed9d52d5d808dd359777801a2c085aee56c6", kill_on_drop: false }` [INFO] [stdout] 3fe619b559bbf4f648ccb48f63a8ed9d52d5d808dd359777801a2c085aee56c6