[INFO] fetching crate rann 0.1.2...
[INFO] testing rann-0.1.2 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate rann 0.1.2 into /workspace/builds/worker-29/source
[INFO] validating manifest of crates.io crate rann 0.1.2 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rann 0.1.2
[INFO] finished tweaking crates.io crate rann 0.1.2
[INFO] tweaked toml for crates.io crate rann 0.1.2 written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a702a5eee613295666e2e22b3100baa6663d57a9c9db426885cfe3b9622240bb
[INFO] running `Command { std: "docker" "start" "-a" "a702a5eee613295666e2e22b3100baa6663d57a9c9db426885cfe3b9622240bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a702a5eee613295666e2e22b3100baa6663d57a9c9db426885cfe3b9622240bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a702a5eee613295666e2e22b3100baa6663d57a9c9db426885cfe3b9622240bb", kill_on_drop: false }`
[INFO] [stdout] a702a5eee613295666e2e22b3100baa6663d57a9c9db426885cfe3b9622240bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e1732cd885b0fed97cd5366572fe26ec18c8906da1de552c7215a4fc41f0a0c
[INFO] running `Command { std: "docker" "start" "-a" "2e1732cd885b0fed97cd5366572fe26ec18c8906da1de552c7215a4fc41f0a0c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rann v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `RELU`, `Sigmoid`
[INFO] [stdout]  --> src/layers/dense.rs:1:42
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::activations::{ActivationFunc, Sigmoid, RELU};
[INFO] [stdout]   |                                          ^^^^^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `matrix_multiply_vec`
[INFO] [stdout]  --> src/math.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn matrix_multiply_vec(mat: &Vec<Vec<f32>>, vec: &Vec<f32>) -> Vec<f32> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `mat_multiply_mat`
[INFO] [stdout]   --> src/math.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn mat_multiply_mat(vec: &Vec<Vec<f32>>, mat: &Vec<Vec<f32>>) -> Vec<Vec<f32>> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `mean_squared_error`
[INFO] [stdout]   --> src/math.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub fn mean_squared_error(vec1: &Vec<f32>, vec2: &Vec<f32>) -> f32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.72s
[INFO] running `Command { std: "docker" "inspect" "2e1732cd885b0fed97cd5366572fe26ec18c8906da1de552c7215a4fc41f0a0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e1732cd885b0fed97cd5366572fe26ec18c8906da1de552c7215a4fc41f0a0c", kill_on_drop: false }`
[INFO] [stdout] 2e1732cd885b0fed97cd5366572fe26ec18c8906da1de552c7215a4fc41f0a0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 15a90cb86c5abdeba74dda9d3b0e184caa7cd27912b2a63e62fa673779d54804
[INFO] running `Command { std: "docker" "start" "-a" "15a90cb86c5abdeba74dda9d3b0e184caa7cd27912b2a63e62fa673779d54804", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rann v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `RELU`, `Sigmoid`
[INFO] [stdout]  --> src/layers/dense.rs:1:42
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::activations::{ActivationFunc, Sigmoid, RELU};
[INFO] [stdout]   |                                          ^^^^^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `matrix_multiply_vec`
[INFO] [stdout]  --> src/math.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn matrix_multiply_vec(mat: &Vec<Vec<f32>>, vec: &Vec<f32>) -> Vec<f32> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `mat_multiply_mat`
[INFO] [stdout]   --> src/math.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn mat_multiply_mat(vec: &Vec<Vec<f32>>, mat: &Vec<Vec<f32>>) -> Vec<Vec<f32>> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `mean_squared_error`
[INFO] [stdout]   --> src/math.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub fn mean_squared_error(vec1: &Vec<f32>, vec2: &Vec<f32>) -> f32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RELU`
[INFO] [stdout]  --> src/layers/dense.rs:1:51
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::activations::{ActivationFunc, Sigmoid, RELU};
[INFO] [stdout]   |                                                   ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `matrix_multiply_vec`
[INFO] [stdout]  --> src/math.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn matrix_multiply_vec(mat: &Vec<Vec<f32>>, vec: &Vec<f32>) -> Vec<f32> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.39s
[INFO] running `Command { std: "docker" "inspect" "15a90cb86c5abdeba74dda9d3b0e184caa7cd27912b2a63e62fa673779d54804", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15a90cb86c5abdeba74dda9d3b0e184caa7cd27912b2a63e62fa673779d54804", kill_on_drop: false }`
[INFO] [stdout] 15a90cb86c5abdeba74dda9d3b0e184caa7cd27912b2a63e62fa673779d54804
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 81e01d2611bae423139cb5e62c419ceb99e2aa9e95167e41abe370e2aa04cd25
[INFO] running `Command { std: "docker" "start" "-a" "81e01d2611bae423139cb5e62c419ceb99e2aa9e95167e41abe370e2aa04cd25", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused imports: `RELU`, `Sigmoid`
[INFO] [stderr]  --> src/layers/dense.rs:1:42
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::activations::{ActivationFunc, Sigmoid, RELU};
[INFO] [stderr]   |                                          ^^^^^^^  ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `matrix_multiply_vec`
[INFO] [stderr]  --> src/math.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn matrix_multiply_vec(mat: &Vec<Vec<f32>>, vec: &Vec<f32>) -> Vec<f32> {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `mat_multiply_mat`
[INFO] [stderr]   --> src/math.rs:13:8
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub fn mat_multiply_mat(vec: &Vec<Vec<f32>>, mat: &Vec<Vec<f32>>) -> Vec<Vec<f32>> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `mean_squared_error`
[INFO] [stderr]   --> src/math.rs:29:8
[INFO] [stderr]    |
[INFO] [stderr] 29 | pub fn mean_squared_error(vec1: &Vec<f32>, vec2: &Vec<f32>) -> f32 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `RELU`
[INFO] [stderr]  --> src/layers/dense.rs:1:51
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::activations::{ActivationFunc, Sigmoid, RELU};
[INFO] [stderr]   |                                                   ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rann` (lib) generated 4 warnings
[INFO] [stderr] warning: `rann` (lib test) generated 2 warnings (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.55s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rann-3d70f5b5c2186488)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test activations::test::relu_compute ... ok
[INFO] [stdout] test activations::test::relu_compute_derivative ... ok
[INFO] [stdout] test activations::test::sigmoid_compute_derivative ... ok
[INFO] [stdout] test math::test::dot_product ... ok
[INFO] [stdout] test activations::test::sigmoid_compute ... ok
[INFO] [stdout] test layers::dense::test::dense_multi_layer ... ok
[INFO] [stdout] test math::test::vec_mult_mat ... ok
[INFO] [stdout] test math::test::mean_squared ... ok
[INFO] [stdout] test layers::dense::test::dense_single_layer ... ok
[INFO] [stdout] test rann::test::rann_dims ... ok
[INFO] [stdout] test rann::test::train_rann ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rann
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "81e01d2611bae423139cb5e62c419ceb99e2aa9e95167e41abe370e2aa04cd25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81e01d2611bae423139cb5e62c419ceb99e2aa9e95167e41abe370e2aa04cd25", kill_on_drop: false }`
[INFO] [stdout] 81e01d2611bae423139cb5e62c419ceb99e2aa9e95167e41abe370e2aa04cd25