[INFO] cloning repository https://github.com/leduvu/Vanilla-NN
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/leduvu/Vanilla-NN" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleduvu%2FVanilla-NN", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleduvu%2FVanilla-NN'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5ddcf6288d99b8c10d1b53786e604b4753ead9c6
[INFO] checking leduvu/Vanilla-NN against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleduvu%2FVanilla-NN" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/leduvu/Vanilla-NN on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/leduvu/Vanilla-NN
[INFO] finished tweaking git repo https://github.com/leduvu/Vanilla-NN
[INFO] tweaked toml for git repo https://github.com/leduvu/Vanilla-NN written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/leduvu/Vanilla-NN already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quote v0.6.5
[INFO] [stderr]   Downloaded ndarray v0.11.2
[INFO] [stderr]   Downloaded syn v0.14.7
[INFO] [stderr]   Downloaded ndarray-rand v0.7.0
[INFO] [stderr]   Downloaded proc-macro2 v0.4.9
[INFO] [stderr]   Downloaded approx v0.2.1
[INFO] [stderr]   Downloaded stdinout v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dbf92ddc24b2b1014fe7446161796f9d5bbdaf997d574cdaf9cac8c8358bbfe8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "dbf92ddc24b2b1014fe7446161796f9d5bbdaf997d574cdaf9cac8c8358bbfe8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dbf92ddc24b2b1014fe7446161796f9d5bbdaf997d574cdaf9cac8c8358bbfe8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbf92ddc24b2b1014fe7446161796f9d5bbdaf997d574cdaf9cac8c8358bbfe8", kill_on_drop: false }`
[INFO] [stdout] dbf92ddc24b2b1014fe7446161796f9d5bbdaf997d574cdaf9cac8c8358bbfe8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce1c2a2628319d95ddc243ba618eb2fb7231e97300b8817fa8ef3179d6a1a03e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ce1c2a2628319d95ddc243ba618eb2fb7231e97300b8817fa8ef3179d6a1a03e", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling cc v1.0.18
[INFO] [stderr]    Compiling matrixmultiply v0.1.14
[INFO] [stderr]    Compiling failure_derive v0.1.2
[INFO] [stderr]     Checking rawpointer v0.1.0
[INFO] [stderr]     Checking either v1.5.0
[INFO] [stderr]    Compiling ndarray v0.11.2
[INFO] [stderr]     Checking rustc-demangle v0.1.9
[INFO] [stderr]     Checking cfg-if v0.1.4
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking bitflags v1.0.3
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking stdinout v0.4.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.9
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking itertools v0.7.8
[INFO] [stderr]    Compiling quote v0.6.5
[INFO] [stderr]    Compiling syn v0.14.7
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.23
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking approx v0.2.1
[INFO] [stderr]     Checking float-cmp v0.4.0
[INFO] [stderr]     Checking backtrace v0.3.9
[INFO] [stderr]    Compiling synstructure v0.9.0
[INFO] [stderr]     Checking ndarray-rand v0.7.0
[INFO] [stderr]     Checking failure v0.1.2
[INFO] [stderr]     Checking neural_network v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/nn.rs:119:9
[INFO] [stdout]     |
[INFO] [stdout] 119 |     f: &Fn(Array1<f32>) -> Array1<f32>,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Array1<f32>) -> Array1<f32>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `array` in this scope
[INFO] [stdout]    --> src/nn.rs:234:17
[INFO] [stdout]     |
[INFO] [stdout] 234 |         let a = array![0.5, 0.26894142, 0.88079707, 0.42555748];
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `array` in this scope
[INFO] [stdout]    --> src/nn.rs:235:21
[INFO] [stdout]     |
[INFO] [stdout] 235 |         let b = sig(array![0.0, -1.0, 2.0, -0.3]);
[INFO] [stdout]     |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `array` in this scope
[INFO] [stdout]    --> src/nn.rs:246:17
[INFO] [stdout]     |
[INFO] [stdout] 246 |         let a = array![0.25, 0.19661193, 0.10499358, 0.24445831];
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `array` in this scope
[INFO] [stdout]    --> src/nn.rs:247:31
[INFO] [stdout]     |
[INFO] [stdout] 247 |         let b = sig_prime(sig(array![0.0, -1.0, 2.0, -0.3]));
[INFO] [stdout]     |                               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `array` in this scope
[INFO] [stdout]    --> src/nn.rs:258:13
[INFO] [stdout]     |
[INFO] [stdout] 258 |             array![0f32.tanh(), -1f32.tanh(), 2f32.tanh(), -0.3f32.tanh()],
[INFO] [stdout]     |             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `array` in this scope
[INFO] [stdout]    --> src/nn.rs:259:18
[INFO] [stdout]     |
[INFO] [stdout] 259 |             tanh(array![0.0, -1.0, 2.0, -0.3])
[INFO] [stdout]     |                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `array` in this scope
[INFO] [stdout]    --> src/nn.rs:265:17
[INFO] [stdout]     |
[INFO] [stdout] 265 |         let a = array![1.0, 0.41997434, 0.07065082, 0.91513696];
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `array` in this scope
[INFO] [stdout]    --> src/nn.rs:266:33
[INFO] [stdout]     |
[INFO] [stdout] 266 |         let b = tanh_prime(tanh(array![0.0, -1.0, 2.0, -0.3]));
[INFO] [stdout]     |                                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/nn.rs:120:15
[INFO] [stdout]     |
[INFO] [stdout] 120 |     f_prime: &Fn(Array1<f32>) -> Array1<f32>,
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Array1<f32>) -> Array1<f32>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/nn.rs:192:58
[INFO] [stdout]     |
[INFO] [stdout] 192 | pub fn eval(test_data: &Vec<Vec<f32>>, nn: Settings, f: &Fn(Array1<f32>) -> Array1<f32>) {
[INFO] [stdout]     |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Array1<f32>) -> Array1<f32>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:82:17
[INFO] [stdout]    |
[INFO] [stdout] 82 |     let mut f: &Fn(Array1<f32>) -> Array1<f32> = &sig;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Array1<f32>) -> Array1<f32>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:83:19
[INFO] [stdout]    |
[INFO] [stdout] 83 |     let mut f_p: &Fn(Array1<f32>) -> Array1<f32> = &sig_prime;
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Array1<f32>) -> Array1<f32>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/nn.rs:119:9
[INFO] [stdout]     |
[INFO] [stdout] 119 |     f: &Fn(Array1<f32>) -> Array1<f32>,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Array1<f32>) -> Array1<f32>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/nn.rs:120:15
[INFO] [stdout]     |
[INFO] [stdout] 120 |     f_prime: &Fn(Array1<f32>) -> Array1<f32>,
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Array1<f32>) -> Array1<f32>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/nn.rs:192:58
[INFO] [stdout]     |
[INFO] [stdout] 192 | pub fn eval(test_data: &Vec<Vec<f32>>, nn: Settings, f: &Fn(Array1<f32>) -> Array1<f32>) {
[INFO] [stdout]     |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Array1<f32>) -> Array1<f32>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:82:17
[INFO] [stdout]    |
[INFO] [stdout] 82 |     let mut f: &Fn(Array1<f32>) -> Array1<f32> = &sig;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Array1<f32>) -> Array1<f32>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:83:19
[INFO] [stdout]    |
[INFO] [stdout] 83 |     let mut f_p: &Fn(Array1<f32>) -> Array1<f32> = &sig_prime;
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Array1<f32>) -> Array1<f32>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `float_cmp`
[INFO] [stdout]    --> src/nn.rs:231:9
[INFO] [stdout]     |
[INFO] [stdout] 231 |     use float_cmp::*;
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 8 previous errors; 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `neural_network`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/nn.rs:157:13
[INFO] [stdout]     |
[INFO] [stdout] 157 |         let mut tmp: Array1<f32> = f_prime(h_calc);
[INFO] [stdout]     |             ----^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "ce1c2a2628319d95ddc243ba618eb2fb7231e97300b8817fa8ef3179d6a1a03e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce1c2a2628319d95ddc243ba618eb2fb7231e97300b8817fa8ef3179d6a1a03e", kill_on_drop: false }`
[INFO] [stdout] ce1c2a2628319d95ddc243ba618eb2fb7231e97300b8817fa8ef3179d6a1a03e