[INFO] fetching crate opendp-ffi 0.4.0...
[INFO] testing opendp-ffi-0.4.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate opendp-ffi 0.4.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate opendp-ffi 0.4.0
[INFO] finished tweaking crates.io crate opendp-ffi 0.4.0
[INFO] tweaked toml for crates.io crate opendp-ffi 0.4.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate opendp-ffi 0.4.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 77 packages to latest compatible versions
[INFO] [stderr]       Adding indexmap v1.9.3 (available: v2.14.0)
[INFO] [stderr]       Adding num v0.3.1 (available: v0.4.3)
[INFO] [stderr]       Adding opendp v0.4.0 (available: v0.14.2)
[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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 7e788bec3385cb8b40a53bbb7b636f4be63251a34fd414c98f9a5ba79cfd5001
[INFO] running `Command { std: "docker" "start" "-a" "7e788bec3385cb8b40a53bbb7b636f4be63251a34fd414c98f9a5ba79cfd5001", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e788bec3385cb8b40a53bbb7b636f4be63251a34fd414c98f9a5ba79cfd5001", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e788bec3385cb8b40a53bbb7b636f4be63251a34fd414c98f9a5ba79cfd5001", kill_on_drop: false }`
[INFO] [stdout] 7e788bec3385cb8b40a53bbb7b636f4be63251a34fd414c98f9a5ba79cfd5001
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 13313e29e4c52f291236a59eb7bd9014aba501e33c34073819da5364728a4574
[INFO] running `Command { std: "docker" "start" "-a" "13313e29e4c52f291236a59eb7bd9014aba501e33c34073819da5364728a4574", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling zerocopy v0.8.48
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.7.1
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling openssl-src v300.6.0+3.6.2
[INFO] [stderr]    Compiling zmij v1.0.21
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling typenum v1.20.0
[INFO] [stderr]    Compiling hashbrown v0.17.0
[INFO] [stderr]    Compiling matrixmultiply v0.2.4
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling gimli v0.32.3
[INFO] [stderr]    Compiling itoa v1.0.18
[INFO] [stderr]    Compiling openssl v0.10.78
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling openssl-sys v0.9.114
[INFO] [stderr]    Compiling rug v1.29.0
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling rustc-demangle v0.1.27
[INFO] [stderr]    Compiling az v1.3.0
[INFO] [stderr]    Compiling ieee754 v0.2.6
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling indexmap v2.14.0
[INFO] [stderr]    Compiling generic-array v0.13.3
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling alga v0.9.3
[INFO] [stderr]    Compiling addr2line v0.25.1
[INFO] [stderr]    Compiling num v0.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling backtrace v0.3.76
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rand_distr v0.2.2
[INFO] [stderr]    Compiling nalgebra v0.19.0
[INFO] [stderr]    Compiling opendp-ffi v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling statrs v0.13.0
[INFO] [stderr]    Compiling opendp v0.4.0
[INFO] [stdout] error[E0599]: no associated function or constant named `new_custom` found for struct `ThreadRandState<'a>` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/opendp-0.4.0/src/samplers.rs:553:46
[INFO] [stdout]     |
[INFO] [stdout] 553 |             let mut state = ThreadRandState::new_custom(&mut rng);
[INFO] [stdout]     |                                              ^^^^^^^^^^ associated function or constant not found in `ThreadRandState<'_>`
[INFO] [stdout]     |
[INFO] [stdout] note: if you're trying to build a new `ThreadRandState<'_>`, consider using `ThreadRandState::<'_>::from_raw` which returns `ThreadRandState<'static>`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rug-1.29.0/src/rand.rs:752:5
[INFO] [stdout]     |
[INFO] [stdout] 752 |     pub unsafe fn from_raw(raw: randstate_t) -> ThreadRandState<'static> {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no associated function or constant named `new_custom` found for struct `ThreadRandState<'a>` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/opendp-0.4.0/src/samplers.rs:591:46
[INFO] [stdout]     |
[INFO] [stdout] 591 |             let mut state = ThreadRandState::new_custom(&mut rng);
[INFO] [stdout]     |                                              ^^^^^^^^^^ associated function or constant not found in `ThreadRandState<'_>`
[INFO] [stdout]     |
[INFO] [stdout] note: if you're trying to build a new `ThreadRandState<'_>`, consider using `ThreadRandState::<'_>::from_raw` which returns `ThreadRandState<'static>`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rug-1.29.0/src/rand.rs:752:5
[INFO] [stdout]     |
[INFO] [stdout] 752 |     pub unsafe fn from_raw(raw: randstate_t) -> ThreadRandState<'static> {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `opendp` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "13313e29e4c52f291236a59eb7bd9014aba501e33c34073819da5364728a4574", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13313e29e4c52f291236a59eb7bd9014aba501e33c34073819da5364728a4574", kill_on_drop: false }`
[INFO] [stdout] 13313e29e4c52f291236a59eb7bd9014aba501e33c34073819da5364728a4574
