[INFO] fetching crate scalarff 0.8.1...
[INFO] testing scalarff-0.8.1 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate scalarff 0.8.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate scalarff 0.8.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate scalarff 0.8.1
[INFO] tweaked toml for crates.io crate scalarff 0.8.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate scalarff 0.8.1 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate scalarff 0.8.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a7513fdf09a4e72a88609d7dd20534d4b18cc17e1dee2c58e2517f59178a8b43
[INFO] running `Command { std: "docker" "start" "-a" "a7513fdf09a4e72a88609d7dd20534d4b18cc17e1dee2c58e2517f59178a8b43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7513fdf09a4e72a88609d7dd20534d4b18cc17e1dee2c58e2517f59178a8b43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7513fdf09a4e72a88609d7dd20534d4b18cc17e1dee2c58e2517f59178a8b43", kill_on_drop: false }`
[INFO] [stdout] a7513fdf09a4e72a88609d7dd20534d4b18cc17e1dee2c58e2517f59178a8b43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7f27b740fc8b0ee4fe9e38ee35e42b1e7312b2c1f3c1d506ff4356416302402
[INFO] running `Command { std: "docker" "start" "-a" "d7f27b740fc8b0ee4fe9e38ee35e42b1e7312b2c1f3c1d506ff4356416302402", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling anyhow v1.0.90
[INFO] [stderr]    Compiling colored v2.1.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling scalarff v0.8.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.10s
[INFO] running `Command { std: "docker" "inspect" "d7f27b740fc8b0ee4fe9e38ee35e42b1e7312b2c1f3c1d506ff4356416302402", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7f27b740fc8b0ee4fe9e38ee35e42b1e7312b2c1f3c1d506ff4356416302402", kill_on_drop: false }`
[INFO] [stdout] d7f27b740fc8b0ee4fe9e38ee35e42b1e7312b2c1f3c1d506ff4356416302402
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7581bd9f1346368529f90ef8110d1702e09da5f033401192f118cb57d58e1026
[INFO] running `Command { std: "docker" "start" "-a" "7581bd9f1346368529f90ef8110d1702e09da5f033401192f118cb57d58e1026", kill_on_drop: false }`
[INFO] [stderr]    Compiling scalarff v0.8.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `scalarff::Bn128FieldElement`
[INFO] [stdout]   --> examples/1000_residues.rs:5:5
[INFO] [stdout]    |
[INFO] [stdout]  5 | use scalarff::Bn128FieldElement;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `Bn128FieldElement` in the root
[INFO] [stdout]    |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> src/lib.rs:58:20
[INFO] [stdout]    |
[INFO] [stdout] 57 | #[cfg(feature = "alt_bn128")]
[INFO] [stdout]    |       --------------------- the item is gated behind the `alt_bn128` feature
[INFO] [stdout] 58 | pub use alt_bn128::Bn128FieldElement;
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]    |
[INFO] [stdout]  5 - use scalarff::Bn128FieldElement;
[INFO] [stdout]  5 + use scalarff::FieldElement;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `scalarff::Curve25519FieldElement`
[INFO] [stdout]   --> examples/1000_residues.rs:6:5
[INFO] [stdout]    |
[INFO] [stdout]  6 | use scalarff::Curve25519FieldElement;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `Curve25519FieldElement` in the root
[INFO] [stdout]    |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> src/lib.rs:60:22
[INFO] [stdout]    |
[INFO] [stdout] 59 | #[cfg(feature = "curve25519")]
[INFO] [stdout]    |       ---------------------- the item is gated behind the `curve25519` feature
[INFO] [stdout] 60 | pub use curve_25519::Curve25519FieldElement;
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `scalarff::OxfoiFieldElement`
[INFO] [stdout]   --> examples/1000_residues.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | use scalarff::OxfoiFieldElement;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `OxfoiFieldElement` in the root
[INFO] [stdout]    |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> src/lib.rs:63:16
[INFO] [stdout]    |
[INFO] [stdout] 62 | #[cfg(all(feature = "oxfoi"))]
[INFO] [stdout]    |           ----------------- the item is gated behind the `oxfoi` feature
[INFO] [stdout] 63 | pub use oxfoi::OxfoiFieldElement;
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]    |
[INFO] [stdout]  8 - use scalarff::OxfoiFieldElement;
[INFO] [stdout]  8 + use scalarff::FieldElement;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `scalarff` (example "1000_residues") due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `scalarff` (lib test) due to 3 previous errors
[INFO] [stdout] error[E0433]: cannot find module or crate `oxfoi` in this scope
[INFO] [stdout]    --> src/lib.rs:308:21
[INFO] [stdout]     |
[INFO] [stdout] 308 |         test_sqrt::<oxfoi::OxfoiFieldElement>();
[INFO] [stdout]     |                     ^^^^^ use of unresolved module or unlinked crate `oxfoi`
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> src/lib.rs:52:9
[INFO] [stdout]     |
[INFO] [stdout]  51 | #[cfg(feature = "oxfoi")]
[INFO] [stdout]     |       ----------------- the item is gated behind the `oxfoi` feature
[INFO] [stdout]  52 | pub mod oxfoi;
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] help: to make use of source file src/oxfoi.rs, use `mod oxfoi` in this file to declare the module
[INFO] [stdout]     |
[INFO] [stdout]  29 + mod oxfoi;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `alt_bn128` in this scope
[INFO] [stdout]    --> src/lib.rs:313:21
[INFO] [stdout]     |
[INFO] [stdout] 313 |         test_sqrt::<alt_bn128::Bn128FieldElement>();
[INFO] [stdout]     |                     ^^^^^^^^^ use of unresolved module or unlinked crate `alt_bn128`
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> src/lib.rs:48:9
[INFO] [stdout]     |
[INFO] [stdout]  47 | #[cfg(feature = "alt_bn128")]
[INFO] [stdout]     |       --------------------- the item is gated behind the `alt_bn128` feature
[INFO] [stdout]  48 | pub mod alt_bn128;
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] help: to make use of source file src/alt_bn128.rs, use `mod alt_bn128` in this file to declare the module
[INFO] [stdout]     |
[INFO] [stdout]  29 + mod alt_bn128;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `curve_25519` in this scope
[INFO] [stdout]    --> src/lib.rs:318:21
[INFO] [stdout]     |
[INFO] [stdout] 318 |         test_sqrt::<curve_25519::Curve25519FieldElement>();
[INFO] [stdout]     |                     ^^^^^^^^^^^ use of unresolved module or unlinked crate `curve_25519`
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> src/lib.rs:50:9
[INFO] [stdout]     |
[INFO] [stdout]  49 | #[cfg(feature = "curve25519")]
[INFO] [stdout]     |       ---------------------- the item is gated behind the `curve25519` feature
[INFO] [stdout]  50 | pub mod curve_25519;
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] help: to make use of source file src/curve_25519.rs, use `mod curve_25519` in this file to declare the module
[INFO] [stdout]     |
[INFO] [stdout]  29 + mod curve_25519;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7581bd9f1346368529f90ef8110d1702e09da5f033401192f118cb57d58e1026", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7581bd9f1346368529f90ef8110d1702e09da5f033401192f118cb57d58e1026", kill_on_drop: false }`
[INFO] [stdout] 7581bd9f1346368529f90ef8110d1702e09da5f033401192f118cb57d58e1026
