[INFO] crate ktensor 0.1.0 is already in cache
[INFO] extracting crate ktensor 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/ktensor/0.1.0
[INFO] extracting crate ktensor 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/ktensor/0.1.0
[INFO] validating manifest of ktensor-0.1.0 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ktensor-0.1.0 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ktensor-0.1.0
[INFO] finished frobbing ktensor-0.1.0
[INFO] frobbed toml for ktensor-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/ktensor/0.1.0/Cargo.toml
[INFO] started frobbing ktensor-0.1.0
[INFO] finished frobbing ktensor-0.1.0
[INFO] frobbed toml for ktensor-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/ktensor/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing ktensor-0.1.0 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/ktensor/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 794584a387ca79300e050a7cad01554ffb1824988fb82bf7bbea65c4a21b5a05
[INFO] running `"docker" "start" "-a" "794584a387ca79300e050a7cad01554ffb1824988fb82bf7bbea65c4a21b5a05"`
[INFO] [stderr]    Compiling ktensor v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/context/mod.rs:26:40
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn from_vec(context_vec: Vec<(&Graph<T>, Tensor<T>)>) -> Context<T> {
[INFO] [stderr]    |                                        ^^^^^^^^ help: use `dyn`: `dyn Graph<T>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/node/junction.rs:14:20
[INFO] [stderr]    |
[INFO] [stderr] 14 |     param: Vec<Arc<Graph<T>>>,
[INFO] [stderr]    |                    ^^^^^^^^ help: use `dyn`: `dyn Graph<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/node/junction.rs:29:164
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn new(node_id: String, operation: fn(Vec<Tensor<T>>) -> Tensor<T>, operation_prime: fn(&Tensor<T>, Vec<&Tensor<T>>) -> Vec<Tensor<T>>, parameter: Vec<Arc<Graph<T>>>, calc_dim: fn(Vec<Vec2>) -> Vec2) -> Node<T> where T: Copy {
[INFO] [stderr]    |                                                                                                                                                                    ^^^^^^^^ help: use `dyn`: `dyn Graph<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/node/junction.rs:39:169
[INFO] [stderr]    |
[INFO] [stderr] 39 |     pub fn with_dim(node_id: String, operation: fn(Vec<Tensor<T>>) -> Tensor<T>, operation_prime: fn(&Tensor<T>, Vec<&Tensor<T>>) -> Vec<Tensor<T>>, parameter: Vec<Arc<Graph<T>>>, dimension: Vec2) -> Node<T> {
[INFO] [stderr]    |                                                                                                                                                                         ^^^^^^^^ help: use `dyn`: `dyn Graph<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/op/dot.rs:23:39
[INFO] [stderr]    |
[INFO] [stderr] 23 | pub fn dot<T>(node_id: String, a: Arc<Graph<T>>, b: Arc<Graph<T>>) -> Node<T> where T: Mul<Output=T> + Add<Output=T> + Copy {
[INFO] [stderr]    |                                       ^^^^^^^^ help: use `dyn`: `dyn Graph<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/op/dot.rs:23:57
[INFO] [stderr]    |
[INFO] [stderr] 23 | pub fn dot<T>(node_id: String, a: Arc<Graph<T>>, b: Arc<Graph<T>>) -> Node<T> where T: Mul<Output=T> + Add<Output=T> + Copy {
[INFO] [stderr]    |                                                         ^^^^^^^^ help: use `dyn`: `dyn Graph<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/op/add.rs:46:39
[INFO] [stderr]    |
[INFO] [stderr] 46 | pub fn add<T>(node_id: String, a: Arc<Graph<T>>, b: Arc<Graph<T>>) -> Node<T> where T: Copy + Mul<Output=T> + Add<Output=T> {
[INFO] [stderr]    |                                       ^^^^^^^^ help: use `dyn`: `dyn Graph<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/op/add.rs:46:57
[INFO] [stderr]    |
[INFO] [stderr] 46 | pub fn add<T>(node_id: String, a: Arc<Graph<T>>, b: Arc<Graph<T>>) -> Node<T> where T: Copy + Mul<Output=T> + Add<Output=T> {
[INFO] [stderr]    |                                                         ^^^^^^^^ help: use `dyn`: `dyn Graph<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/op/softmax.rs:77:44
[INFO] [stderr]    |
[INFO] [stderr] 77 | pub fn softmax_f64(node_id: String, a: Arc<Graph<f64>>) -> Node<f64> {
[INFO] [stderr]    |                                            ^^^^^^^^^^ help: use `dyn`: `dyn Graph<f64>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/op/softmax.rs:81:44
[INFO] [stderr]    |
[INFO] [stderr] 81 | pub fn softmax_f32(node_id: String, a: Arc<Graph<f32>>) -> Node<f32> {
[INFO] [stderr]    |                                            ^^^^^^^^^^ help: use `dyn`: `dyn Graph<f32>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/op/relu.rs:59:41
[INFO] [stderr]    |
[INFO] [stderr] 59 | pub fn relu_f64(node_id: String, z: Arc<Graph<f64>>) -> Node<f64> {
[INFO] [stderr]    |                                         ^^^^^^^^^^ help: use `dyn`: `dyn Graph<f64>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/op/relu.rs:63:41
[INFO] [stderr]    |
[INFO] [stderr] 63 | pub fn relu_f32(node_id: String, z: Arc<Graph<f32>>) -> Node<f32> {
[INFO] [stderr]    |                                         ^^^^^^^^^^ help: use `dyn`: `dyn Graph<f32>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/op/sigmoid.rs:63:44
[INFO] [stderr]    |
[INFO] [stderr] 63 | pub fn sigmoid_f64(node_id: String, z: Arc<Graph<f64>>) -> Node<f64> {
[INFO] [stderr]    |                                            ^^^^^^^^^^ help: use `dyn`: `dyn Graph<f64>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/op/sigmoid.rs:67:44
[INFO] [stderr]    |
[INFO] [stderr] 67 | pub fn sigmoid_f32(node_id: String, z: Arc<Graph<f32>>) -> Node<f32> {
[INFO] [stderr]    |                                            ^^^^^^^^^^ help: use `dyn`: `dyn Graph<f32>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/cost/softxentropy.rs:36:58
[INFO] [stderr]    |
[INFO] [stderr] 36 | pub fn softmax_cross_entropy_f64(node_id: String, s: Arc<Graph<f64>>, y: Arc<Graph<f64>>) -> Node<f64> {
[INFO] [stderr]    |                                                          ^^^^^^^^^^ help: use `dyn`: `dyn Graph<f64>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/cost/softxentropy.rs:36:78
[INFO] [stderr]    |
[INFO] [stderr] 36 | pub fn softmax_cross_entropy_f64(node_id: String, s: Arc<Graph<f64>>, y: Arc<Graph<f64>>) -> Node<f64> {
[INFO] [stderr]    |                                                                              ^^^^^^^^^^ help: use `dyn`: `dyn Graph<f64>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/cost/softxentropy.rs:40:58
[INFO] [stderr]    |
[INFO] [stderr] 40 | pub fn softmax_cross_entropy_f32(node_id: String, s: Arc<Graph<f32>>, y: Arc<Graph<f32>>) -> Node<f32> {
[INFO] [stderr]    |                                                          ^^^^^^^^^^ help: use `dyn`: `dyn Graph<f32>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/cost/softxentropy.rs:40:78
[INFO] [stderr]    |
[INFO] [stderr] 40 | pub fn softmax_cross_entropy_f32(node_id: String, s: Arc<Graph<f32>>, y: Arc<Graph<f32>>) -> Node<f32> {
[INFO] [stderr]    |                                                                              ^^^^^^^^^^ help: use `dyn`: `dyn Graph<f32>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/run/mod.rs:7:29
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub fn execute<T>(node: Arc<Graph<T>>, state: &Context<T>, variables: &Context<T>) -> Tensor<T> where T: Copy {
[INFO] [stderr]   |                             ^^^^^^^^ help: use `dyn`: `dyn Graph<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/run/mod.rs:11:27
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub fn train<T>(node: Arc<Graph<T>>, state: &mut Context<T>, variables: &Context<T>, history: &mut Context<T>, rate: T) where T: Copy {
[INFO] [stderr]    |                           ^^^^^^^^ help: use `dyn`: `dyn Graph<T>`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.50s
[INFO] running `"docker" "inspect" "794584a387ca79300e050a7cad01554ffb1824988fb82bf7bbea65c4a21b5a05"`
[INFO] running `"docker" "rm" "-f" "794584a387ca79300e050a7cad01554ffb1824988fb82bf7bbea65c4a21b5a05"`
[INFO] [stdout] 794584a387ca79300e050a7cad01554ffb1824988fb82bf7bbea65c4a21b5a05
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/ktensor/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 08a20a0721341103df9516259cf9f73c2a60b14391c3d0748bffa9f02f178dff
[INFO] running `"docker" "start" "-a" "08a20a0721341103df9516259cf9f73c2a60b14391c3d0748bffa9f02f178dff"`
[INFO] [stderr]    Compiling ktensor v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/context/mod.rs:26:40
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn from_vec(context_vec: Vec<(&Graph<T>, Tensor<T>)>) -> Context<T> {
[INFO] [stderr]    |                                        ^^^^^^^^ help: use `dyn`: `dyn Graph<T>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/node/junction.rs:14:20
[INFO] [stderr]    |
[INFO] [stderr] 14 |     param: Vec<Arc<Graph<T>>>,
[INFO] [stderr]    |                    ^^^^^^^^ help: use `dyn`: `dyn Graph<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/node/junction.rs:29:164
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn new(node_id: String, operation: fn(Vec<Tensor<T>>) -> Tensor<T>, operation_prime: fn(&Tensor<T>, Vec<&Tensor<T>>) -> Vec<Tensor<T>>, parameter: Vec<Arc<Graph<T>>>, calc_dim: fn(Vec<Vec2>) -> Vec2) -> Node<T> where T: Copy {
[INFO] [stderr]    |                                                                                                                                                                    ^^^^^^^^ help: use `dyn`: `dyn Graph<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/node/junction.rs:39:169
[INFO] [stderr]    |
[INFO] [stderr] 39 |     pub fn with_dim(node_id: String, operation: fn(Vec<Tensor<T>>) -> Tensor<T>, operation_prime: fn(&Tensor<T>, Vec<&Tensor<T>>) -> Vec<Tensor<T>>, parameter: Vec<Arc<Graph<T>>>, dimension: Vec2) -> Node<T> {
[INFO] [stderr]    |                                                                                                                                                                         ^^^^^^^^ help: use `dyn`: `dyn Graph<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/op/dot.rs:23:39
[INFO] [stderr]    |
[INFO] [stderr] 23 | pub fn dot<T>(node_id: String, a: Arc<Graph<T>>, b: Arc<Graph<T>>) -> Node<T> where T: Mul<Output=T> + Add<Output=T> + Copy {
[INFO] [stderr]    |                                       ^^^^^^^^ help: use `dyn`: `dyn Graph<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/op/dot.rs:23:57
[INFO] [stderr]    |
[INFO] [stderr] 23 | pub fn dot<T>(node_id: String, a: Arc<Graph<T>>, b: Arc<Graph<T>>) -> Node<T> where T: Mul<Output=T> + Add<Output=T> + Copy {
[INFO] [stderr]    |                                                         ^^^^^^^^ help: use `dyn`: `dyn Graph<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/op/add.rs:46:39
[INFO] [stderr]    |
[INFO] [stderr] 46 | pub fn add<T>(node_id: String, a: Arc<Graph<T>>, b: Arc<Graph<T>>) -> Node<T> where T: Copy + Mul<Output=T> + Add<Output=T> {
[INFO] [stderr]    |                                       ^^^^^^^^ help: use `dyn`: `dyn Graph<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/op/add.rs:46:57
[INFO] [stderr]    |
[INFO] [stderr] 46 | pub fn add<T>(node_id: String, a: Arc<Graph<T>>, b: Arc<Graph<T>>) -> Node<T> where T: Copy + Mul<Output=T> + Add<Output=T> {
[INFO] [stderr]    |                                                         ^^^^^^^^ help: use `dyn`: `dyn Graph<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/op/softmax.rs:77:44
[INFO] [stderr]    |
[INFO] [stderr] 77 | pub fn softmax_f64(node_id: String, a: Arc<Graph<f64>>) -> Node<f64> {
[INFO] [stderr]    |                                            ^^^^^^^^^^ help: use `dyn`: `dyn Graph<f64>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/op/softmax.rs:81:44
[INFO] [stderr]    |
[INFO] [stderr] 81 | pub fn softmax_f32(node_id: String, a: Arc<Graph<f32>>) -> Node<f32> {
[INFO] [stderr]    |                                            ^^^^^^^^^^ help: use `dyn`: `dyn Graph<f32>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/op/relu.rs:59:41
[INFO] [stderr]    |
[INFO] [stderr] 59 | pub fn relu_f64(node_id: String, z: Arc<Graph<f64>>) -> Node<f64> {
[INFO] [stderr]    |                                         ^^^^^^^^^^ help: use `dyn`: `dyn Graph<f64>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/op/relu.rs:63:41
[INFO] [stderr]    |
[INFO] [stderr] 63 | pub fn relu_f32(node_id: String, z: Arc<Graph<f32>>) -> Node<f32> {
[INFO] [stderr]    |                                         ^^^^^^^^^^ help: use `dyn`: `dyn Graph<f32>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/op/sigmoid.rs:63:44
[INFO] [stderr]    |
[INFO] [stderr] 63 | pub fn sigmoid_f64(node_id: String, z: Arc<Graph<f64>>) -> Node<f64> {
[INFO] [stderr]    |                                            ^^^^^^^^^^ help: use `dyn`: `dyn Graph<f64>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/op/sigmoid.rs:67:44
[INFO] [stderr]    |
[INFO] [stderr] 67 | pub fn sigmoid_f32(node_id: String, z: Arc<Graph<f32>>) -> Node<f32> {
[INFO] [stderr]    |                                            ^^^^^^^^^^ help: use `dyn`: `dyn Graph<f32>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/cost/softxentropy.rs:36:58
[INFO] [stderr]    |
[INFO] [stderr] 36 | pub fn softmax_cross_entropy_f64(node_id: String, s: Arc<Graph<f64>>, y: Arc<Graph<f64>>) -> Node<f64> {
[INFO] [stderr]    |                                                          ^^^^^^^^^^ help: use `dyn`: `dyn Graph<f64>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/cost/softxentropy.rs:36:78
[INFO] [stderr]    |
[INFO] [stderr] 36 | pub fn softmax_cross_entropy_f64(node_id: String, s: Arc<Graph<f64>>, y: Arc<Graph<f64>>) -> Node<f64> {
[INFO] [stderr]    |                                                                              ^^^^^^^^^^ help: use `dyn`: `dyn Graph<f64>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/cost/softxentropy.rs:40:58
[INFO] [stderr]    |
[INFO] [stderr] 40 | pub fn softmax_cross_entropy_f32(node_id: String, s: Arc<Graph<f32>>, y: Arc<Graph<f32>>) -> Node<f32> {
[INFO] [stderr]    |                                                          ^^^^^^^^^^ help: use `dyn`: `dyn Graph<f32>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/cost/softxentropy.rs:40:78
[INFO] [stderr]    |
[INFO] [stderr] 40 | pub fn softmax_cross_entropy_f32(node_id: String, s: Arc<Graph<f32>>, y: Arc<Graph<f32>>) -> Node<f32> {
[INFO] [stderr]    |                                                                              ^^^^^^^^^^ help: use `dyn`: `dyn Graph<f32>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/run/mod.rs:7:29
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub fn execute<T>(node: Arc<Graph<T>>, state: &Context<T>, variables: &Context<T>) -> Tensor<T> where T: Copy {
[INFO] [stderr]   |                             ^^^^^^^^ help: use `dyn`: `dyn Graph<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/run/mod.rs:11:27
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub fn train<T>(node: Arc<Graph<T>>, state: &mut Context<T>, variables: &Context<T>, history: &mut Context<T>, rate: T) where T: Copy {
[INFO] [stderr]    |                           ^^^^^^^^ help: use `dyn`: `dyn Graph<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> tests/mnist.rs:9:25
[INFO] [stderr]   |
[INFO] [stderr] 9 | fn read_u8(reader: &mut Read) -> u8 {
[INFO] [stderr]   |                         ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/mnist.rs:22:26
[INFO] [stderr]    |
[INFO] [stderr] 22 | fn read_u32(reader: &mut Read) -> u32 {
[INFO] [stderr]    |                          ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/mnist.rs:121:29
[INFO] [stderr]     |
[INFO] [stderr] 121 |     let mut graph_head: Arc<Graph<f32>> = input_x.clone();
[INFO] [stderr]     |                             ^^^^^^^^^^ help: use `dyn`: `dyn Graph<f32>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/xor.rs:26:29
[INFO] [stderr]    |
[INFO] [stderr] 26 |     let mut graph_head: Arc<Graph<f64>> = input_x.clone();
[INFO] [stderr]    |                             ^^^^^^^^^^ help: use `dyn`: `dyn Graph<f64>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `read_u8`
[INFO] [stderr]  --> tests/mnist.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | fn read_u8(reader: &mut Read) -> u8 {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.66s
[INFO] running `"docker" "inspect" "08a20a0721341103df9516259cf9f73c2a60b14391c3d0748bffa9f02f178dff"`
[INFO] running `"docker" "rm" "-f" "08a20a0721341103df9516259cf9f73c2a60b14391c3d0748bffa9f02f178dff"`
[INFO] [stdout] 08a20a0721341103df9516259cf9f73c2a60b14391c3d0748bffa9f02f178dff
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/ktensor/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 69e248369918d053b1b2f6d60091e0e6d63625e64141a70f94632b1980195792
[INFO] running `"docker" "start" "-a" "69e248369918d053b1b2f6d60091e0e6d63625e64141a70f94632b1980195792"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ktensor-d1f7a2dbeeac26c9
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mnist-9ff967837f53ba4a
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test mnist ... ignored
[INFO] [stderr]      Running /opt/crater/target/debug/deps/xor-263fccb7f6a42403
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test xor ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ktensor
[INFO] [stdout] 
[INFO] [stdout] running 30 tests
[INFO] [stdout] test src/math/matrix.rs - math::matrix::Matrix<T>::add (line 284) ... ok
[INFO] [stdout] test src/math/matrix.rs - math::matrix::&'a Matrix<T>::add (line 311) ... ok
[INFO] [stdout] test src/math/matrix.rs - math::matrix::&'a Matrix<T>::mul (line 448) ... ok
[INFO] [stdout] test src/math/matrix.rs - math::matrix::Matrix<T>::get (line 130) ... ok
[INFO] [stdout] test src/math/matrix.rs - math::matrix::&'a Matrix<T>::mul (line 382) ... ok
[INFO] [stdout] test src/math/matrix.rs - math::matrix::&'a Matrix<T>::add (line 251) ... ok
[INFO] [stdout] test src/math/matrix.rs - math::matrix::Matrix<T>::add (line 220) ... ok
[INFO] [stdout] test src/math/matrix.rs - math::matrix::Matrix<T>::get_indicies (line 76) ... ok
[INFO] [stdout] test src/math/matrix.rs - math::matrix::Matrix<T>::mul (line 345) ... ok
[INFO] [stdout] test src/math/matrix.rs - math::matrix::Matrix<T>::get_submatrix (line 148) ... ok
[INFO] [stdout] test src/math/matrix.rs - math::matrix::Matrix<T>::mul (line 421) ... ok
[INFO] [stdout] test src/math/matrix.rs - math::matrix::Matrix<T>::get_indicies_stride (line 105) ... ok
[INFO] [stdout] test src/math/matrix.rs - math::matrix::Matrix<T>::new (line 27) ... ok
[INFO] [stdout] test src/math/matrix.rs - math::matrix::Matrix<T>::transpose (line 177) ... ok
[INFO] [stdout] test src/math/matrix.rs - math::matrix::Matrix<T>::product (line 480) ... ok
[INFO] [stdout] test src/math/matrix.rs - math::matrix::Matrix<T>::to_flattened (line 53) ... ok
[INFO] [stdout] test src/tensor/mod.rs - tensor::&'a Tensor<T>::add (line 264) ... ok
[INFO] [stdout] test src/tensor/mod.rs - tensor::&'a Tensor<T>::mul (line 321) ... ok
[INFO] [stdout] test src/tensor/mod.rs - tensor::&'a Tensor<T>::mul (line 374) ... ok
[INFO] [stdout] test src/tensor/mod.rs - tensor::Tensor<T>::add (line 188) ... ok
[INFO] [stdout] test src/tensor/mod.rs - tensor::&'a Tensor<T>::add (line 212) ... ok
[INFO] [stdout] test src/tensor/mod.rs - tensor::Tensor<T>::add (line 240) ... ok
[INFO] [stdout] test src/tensor/mod.rs - tensor::Tensor<T>::mul (line 296) ... ok
[INFO] [stdout] test src/tensor/mod.rs - tensor::Tensor<T>::mul (line 350) ... ok
[INFO] [stdout] test src/tensor/mod.rs - tensor::Tensor<T>::new (line 28) ... ok
[INFO] [stdout] test src/tensor/mod.rs - tensor::Tensor<T>::product (line 404) ... ok
[INFO] [stdout] test src/tensor/mod.rs - tensor::Tensor<f64>::from_gaussian (line 123) ... ok
[INFO] [stdout] test src/tensor/mod.rs - tensor::Tensor<f32>::from_gaussian (line 152) ... ok
[INFO] [stdout] test src/tensor/mod.rs - tensor::Tensor<T>::to_flattened (line 57) ... ok
[INFO] [stdout] test src/tensor/mod.rs - tensor::Tensor<T>::transpose (line 84) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 30 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "69e248369918d053b1b2f6d60091e0e6d63625e64141a70f94632b1980195792"`
[INFO] running `"docker" "rm" "-f" "69e248369918d053b1b2f6d60091e0e6d63625e64141a70f94632b1980195792"`
[INFO] [stdout] 69e248369918d053b1b2f6d60091e0e6d63625e64141a70f94632b1980195792