[INFO] fetching crate kneed 1.0.0...
[INFO] testing kneed-1.0.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate kneed 1.0.0 into /workspace/builds/worker-1-tc2/source
[INFO] removed /workspace/builds/worker-1-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate kneed 1.0.0
[INFO] finished tweaking crates.io crate kneed 1.0.0
[INFO] tweaked toml for crates.io crate kneed 1.0.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate kneed 1.0.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 40 packages to latest compatible versions
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.17)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f2729da6e9723a4f772529495d461b381d13a9a2a2a1fabe860493851ed06a6f
[INFO] running `Command { std: "docker" "start" "-a" "f2729da6e9723a4f772529495d461b381d13a9a2a2a1fabe860493851ed06a6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2729da6e9723a4f772529495d461b381d13a9a2a2a1fabe860493851ed06a6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2729da6e9723a4f772529495d461b381d13a9a2a2a1fabe860493851ed06a6f", kill_on_drop: false }`
[INFO] [stdout] f2729da6e9723a4f772529495d461b381d13a9a2a2a1fabe860493851ed06a6f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e445c193ddce1e0eecdb4f9be508748cd974bb967160071c148aabade94402d0
[INFO] running `Command { std: "docker" "start" "-a" "e445c193ddce1e0eecdb4f9be508748cd974bb967160071c148aabade94402d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling bytemuck v1.23.2
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling safe_arch v0.7.4
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling wide v0.7.33
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling simba v0.7.3
[INFO] [stderr]    Compiling nalgebra-macros v0.1.0
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling nalgebra v0.31.4
[INFO] [stderr]    Compiling polyfit-rs v0.2.1
[INFO] [stderr]    Compiling kneed v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 27.61s
[INFO] running `Command { std: "docker" "inspect" "e445c193ddce1e0eecdb4f9be508748cd974bb967160071c148aabade94402d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e445c193ddce1e0eecdb4f9be508748cd974bb967160071c148aabade94402d0", kill_on_drop: false }`
[INFO] [stdout] e445c193ddce1e0eecdb4f9be508748cd974bb967160071c148aabade94402d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af345b94595ad5b19534ebd655314e04e9af069bda9f3c10ae598f9c90788ffe
[INFO] running `Command { std: "docker" "start" "-a" "af345b94595ad5b19534ebd655314e04e9af069bda9f3c10ae598f9c90788ffe", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling simba v0.7.3
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling rand_distr v0.5.1
[INFO] [stderr]    Compiling nalgebra v0.31.4
[INFO] [stderr]    Compiling polyfit-rs v0.2.1
[INFO] [stderr]    Compiling kneed v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `DataGenerator`
[INFO] [stdout]    --> src/knee_locator.rs:545:22
[INFO] [stdout]     |
[INFO] [stdout] 545 |         let (x, y) = DataGenerator::figure2();
[INFO] [stdout]     |                      ^^^^^^^^^^^^^ use of undeclared type `DataGenerator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `DataGenerator`
[INFO] [stdout]    --> src/knee_locator.rs:562:22
[INFO] [stdout]     |
[INFO] [stdout] 562 |         let (x, y) = DataGenerator::figure2();
[INFO] [stdout]     |                      ^^^^^^^^^^^^^ use of undeclared type `DataGenerator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `DataGenerator`
[INFO] [stdout]    --> src/knee_locator.rs:579:22
[INFO] [stdout]     |
[INFO] [stdout] 579 |         let (x, y) = DataGenerator::noisy_gaussian(50.0, 10.0, 1000, 42);
[INFO] [stdout]     |                      ^^^^^^^^^^^^^ use of undeclared type `DataGenerator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `DataGenerator`
[INFO] [stdout]    --> src/knee_locator.rs:593:22
[INFO] [stdout]     |
[INFO] [stdout] 593 |         let (x, y) = DataGenerator::concave_increasing();
[INFO] [stdout]     |                      ^^^^^^^^^^^^^ use of undeclared type `DataGenerator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `DataGenerator`
[INFO] [stdout]    --> src/knee_locator.rs:605:22
[INFO] [stdout]     |
[INFO] [stdout] 605 |         let (x, y) = DataGenerator::concave_increasing();
[INFO] [stdout]     |                      ^^^^^^^^^^^^^ use of undeclared type `DataGenerator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `DataGenerator`
[INFO] [stdout]    --> src/knee_locator.rs:617:22
[INFO] [stdout]     |
[INFO] [stdout] 617 |         let (x, y) = DataGenerator::concave_decreasing();
[INFO] [stdout]     |                      ^^^^^^^^^^^^^ use of undeclared type `DataGenerator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `DataGenerator`
[INFO] [stdout]    --> src/knee_locator.rs:629:22
[INFO] [stdout]     |
[INFO] [stdout] 629 |         let (x, y) = DataGenerator::concave_decreasing();
[INFO] [stdout]     |                      ^^^^^^^^^^^^^ use of undeclared type `DataGenerator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `DataGenerator`
[INFO] [stdout]    --> src/knee_locator.rs:641:22
[INFO] [stdout]     |
[INFO] [stdout] 641 |         let (x, y) = DataGenerator::convex_increasing();
[INFO] [stdout]     |                      ^^^^^^^^^^^^^ use of undeclared type `DataGenerator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `DataGenerator`
[INFO] [stdout]    --> src/knee_locator.rs:653:22
[INFO] [stdout]     |
[INFO] [stdout] 653 |         let (x, y) = DataGenerator::convex_increasing();
[INFO] [stdout]     |                      ^^^^^^^^^^^^^ use of undeclared type `DataGenerator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `DataGenerator`
[INFO] [stdout]    --> src/knee_locator.rs:665:22
[INFO] [stdout]     |
[INFO] [stdout] 665 |         let (x, y) = DataGenerator::convex_decreasing();
[INFO] [stdout]     |                      ^^^^^^^^^^^^^ use of undeclared type `DataGenerator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `DataGenerator`
[INFO] [stdout]    --> src/knee_locator.rs:677:22
[INFO] [stdout]     |
[INFO] [stdout] 677 |         let (x, y) = DataGenerator::convex_decreasing();
[INFO] [stdout]     |                      ^^^^^^^^^^^^^ use of undeclared type `DataGenerator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `DataGenerator`
[INFO] [stdout]    --> src/knee_locator.rs:689:22
[INFO] [stdout]     |
[INFO] [stdout] 689 |         let (x, y) = DataGenerator::concave_increasing();
[INFO] [stdout]     |                      ^^^^^^^^^^^^^ use of undeclared type `DataGenerator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `DataGenerator`
[INFO] [stdout]    --> src/knee_locator.rs:704:22
[INFO] [stdout]     |
[INFO] [stdout] 704 |         let (x, y) = DataGenerator::concave_increasing();
[INFO] [stdout]     |                      ^^^^^^^^^^^^^ use of undeclared type `DataGenerator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `DataGenerator`
[INFO] [stdout]    --> src/knee_locator.rs:719:22
[INFO] [stdout]     |
[INFO] [stdout] 719 |         let (x, y) = DataGenerator::concave_decreasing();
[INFO] [stdout]     |                      ^^^^^^^^^^^^^ use of undeclared type `DataGenerator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `DataGenerator`
[INFO] [stdout]    --> src/knee_locator.rs:734:22
[INFO] [stdout]     |
[INFO] [stdout] 734 |         let (x, y) = DataGenerator::concave_decreasing();
[INFO] [stdout]     |                      ^^^^^^^^^^^^^ use of undeclared type `DataGenerator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `DataGenerator`
[INFO] [stdout]    --> src/knee_locator.rs:749:22
[INFO] [stdout]     |
[INFO] [stdout] 749 |         let (x, y) = DataGenerator::convex_increasing();
[INFO] [stdout]     |                      ^^^^^^^^^^^^^ use of undeclared type `DataGenerator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `DataGenerator`
[INFO] [stdout]    --> src/knee_locator.rs:764:22
[INFO] [stdout]     |
[INFO] [stdout] 764 |         let (x, y) = DataGenerator::convex_increasing();
[INFO] [stdout]     |                      ^^^^^^^^^^^^^ use of undeclared type `DataGenerator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `DataGenerator`
[INFO] [stdout]    --> src/knee_locator.rs:779:22
[INFO] [stdout]     |
[INFO] [stdout] 779 |         let (x, y) = DataGenerator::convex_decreasing();
[INFO] [stdout]     |                      ^^^^^^^^^^^^^ use of undeclared type `DataGenerator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `DataGenerator`
[INFO] [stdout]    --> src/knee_locator.rs:794:22
[INFO] [stdout]     |
[INFO] [stdout] 794 |         let (x, y) = DataGenerator::convex_decreasing();
[INFO] [stdout]     |                      ^^^^^^^^^^^^^ use of undeclared type `DataGenerator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `DataGenerator`
[INFO] [stdout]    --> src/knee_locator.rs:809:22
[INFO] [stdout]     |
[INFO] [stdout] 809 |         let (x, y) = DataGenerator::bumpy();
[INFO] [stdout]     |                      ^^^^^^^^^^^^^ use of undeclared type `DataGenerator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `DataGenerator`
[INFO] [stdout]    --> src/knee_locator.rs:821:22
[INFO] [stdout]     |
[INFO] [stdout] 821 |         let (x, y) = DataGenerator::bumpy();
[INFO] [stdout]     |                      ^^^^^^^^^^^^^ use of undeclared type `DataGenerator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `DataGenerator`
[INFO] [stdout]    --> src/knee_locator.rs:988:22
[INFO] [stdout]     |
[INFO] [stdout] 988 |         let (x, y) = DataGenerator::figure2();
[INFO] [stdout]     |                      ^^^^^^^^^^^^^ use of undeclared type `DataGenerator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `DataGenerator`
[INFO] [stdout]     --> src/knee_locator.rs:1159:22
[INFO] [stdout]      |
[INFO] [stdout] 1159 |         let (x, y) = DataGenerator::bumpy();
[INFO] [stdout]      |                      ^^^^^^^^^^^^^ use of undeclared type `DataGenerator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `DataGenerator`
[INFO] [stdout]    --> src/shape_detector.rs:132:22
[INFO] [stdout]     |
[INFO] [stdout] 132 |         let (x, y) = DataGenerator::concave_increasing();
[INFO] [stdout]     |                      ^^^^^^^^^^^^^ use of undeclared type `DataGenerator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `DataGenerator`
[INFO] [stdout]    --> src/shape_detector.rs:138:22
[INFO] [stdout]     |
[INFO] [stdout] 138 |         let (x, y) = DataGenerator::concave_decreasing();
[INFO] [stdout]     |                      ^^^^^^^^^^^^^ use of undeclared type `DataGenerator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `DataGenerator`
[INFO] [stdout]    --> src/shape_detector.rs:144:22
[INFO] [stdout]     |
[INFO] [stdout] 144 |         let (x, y) = DataGenerator::convex_increasing();
[INFO] [stdout]     |                      ^^^^^^^^^^^^^ use of undeclared type `DataGenerator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `DataGenerator`
[INFO] [stdout]    --> src/shape_detector.rs:150:22
[INFO] [stdout]     |
[INFO] [stdout] 150 |         let (x, y) = DataGenerator::convex_decreasing();
[INFO] [stdout]     |                      ^^^^^^^^^^^^^ use of undeclared type `DataGenerator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `kneed` (lib test) due to 27 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "af345b94595ad5b19534ebd655314e04e9af069bda9f3c10ae598f9c90788ffe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af345b94595ad5b19534ebd655314e04e9af069bda9f3c10ae598f9c90788ffe", kill_on_drop: false }`
[INFO] [stdout] af345b94595ad5b19534ebd655314e04e9af069bda9f3c10ae598f9c90788ffe
