[INFO] updating cached repository https://github.com/Natesurf8/Rust-Neural-Network
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] cc5dbcb03efc3d821ece00f49c1262d1f7a125c1
[INFO] testing Natesurf8/Rust-Neural-Network against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNatesurf8%2FRust-Neural-Network" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Natesurf8/Rust-Neural-Network on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Natesurf8/Rust-Neural-Network
[INFO] finished tweaking git repo https://github.com/Natesurf8/Rust-Neural-Network
[INFO] tweaked toml for git repo https://github.com/Natesurf8/Rust-Neural-Network written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Natesurf8/Rust-Neural-Network already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stdout] ca0a9e48ce7d78f5004b54695e2d40377b4dcf523fe0d0a5faea1673593abb45
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "ca0a9e48ce7d78f5004b54695e2d40377b4dcf523fe0d0a5faea1673593abb45"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling piston-float v1.0.0
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]    Compiling serde v1.0.102
[INFO] [stderr]    Compiling piston-graphics_api_version v0.2.0
[INFO] [stderr]    Compiling rayon-core v1.6.0
[INFO] [stderr]    Compiling read_color v1.0.0
[INFO] [stderr]    Compiling piston-texture v0.8.0
[INFO] [stderr]    Compiling interpolation v0.2.0
[INFO] [stderr]    Compiling piston-shaders_graphics2d v0.3.1
[INFO] [stderr]    Compiling num-traits v0.2.9
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling lock_api v0.3.1
[INFO] [stderr]    Compiling gl_generator v0.10.0
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling x11-dl v2.18.4
[INFO] [stderr]    Compiling stb_truetype v0.3.0
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling wayland-sys v0.21.13
[INFO] [stderr]    Compiling png v0.15.0
[INFO] [stderr]    Compiling wayland-protocols v0.21.13
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling shader_version v0.6.0
[INFO] [stderr]    Compiling piston-viewport v1.0.0
[INFO] [stderr]    Compiling vecmath v1.0.0
[INFO] [stderr]    Compiling wayland-client v0.21.13
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling rayon v1.2.0
[INFO] [stderr]    Compiling gl v0.11.0
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling ordered-float v1.0.2
[INFO] [stderr]    Compiling line_drawing v0.7.0
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling rusttype v0.8.1
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling rusttype v0.7.9
[INFO] [stderr]    Compiling andrew v0.2.1
[INFO] [stderr]    Compiling piston2d-graphics v0.35.0
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.5
[INFO] [stderr]    Compiling tiff v0.3.1
[INFO] [stderr]    Compiling jpeg-decoder v0.1.16
[INFO] [stderr]    Compiling image v0.22.3
[INFO] [stderr]    Compiling serde_derive v1.0.102
[INFO] [stderr]    Compiling wayland-commons v0.21.13
[INFO] [stderr]    Compiling piston2d-opengl_graphics v0.69.0
[INFO] [stderr]    Compiling smithay-client-toolkit v0.4.6
[INFO] [stderr]    Compiling pistoncore-input v0.28.0
[INFO] [stderr]    Compiling winit v0.19.5
[INFO] [stderr]    Compiling pistoncore-window v0.44.0
[INFO] [stderr]    Compiling glutin v0.21.1
[INFO] [stderr]    Compiling pistoncore-event_loop v0.49.0
[INFO] [stderr]    Compiling piston v0.49.0
[INFO] [stderr]    Compiling pistoncore-glutin_window v0.63.0
[INFO] [stderr]    Compiling neural_net v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: struct is never constructed: `ActivationSequence`
[INFO] [stderr]  --> src/network/activation_sequence.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub struct ActivationSequence {
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `activate`
[INFO] [stderr]   --> src/network/activation_sequence.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub fn activate(&self, input: &[&[f64]]) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Placeholder`
[INFO] [stderr]  --> src/network/placeholder.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub struct Placeholder {
[INFO] [stderr]   |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]  --> src/network/placeholder.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     pub fn new(name: &str, shape: Vec<usize>) -> Placeholder {
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_shape`
[INFO] [stderr]   --> src/network/placeholder.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn get_shape(&self) -> &[usize] {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_data`
[INFO] [stderr]   --> src/network/placeholder.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn get_data(&self) -> &[f64] {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_data_mut`
[INFO] [stderr]   --> src/network/placeholder.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn get_data_mut(&mut self) -> &mut [f64] {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_data_clone`
[INFO] [stderr]   --> src/network/placeholder.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn get_data_clone(&self) -> Vec<f64> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `copy_data`
[INFO] [stderr]   --> src/network/placeholder.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 |     pub fn copy_data(&mut self, data: &[f64]) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 05s
[INFO] running `"docker" "inspect" "ca0a9e48ce7d78f5004b54695e2d40377b4dcf523fe0d0a5faea1673593abb45"`
[INFO] running `"docker" "rm" "-f" "ca0a9e48ce7d78f5004b54695e2d40377b4dcf523fe0d0a5faea1673593abb45"`
[INFO] [stdout] ca0a9e48ce7d78f5004b54695e2d40377b4dcf523fe0d0a5faea1673593abb45
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5f69879a97cc5013ba1ed14becadb5b20b42bce071f9d664fe5ccfb51a0f2b16
[INFO] running `"docker" "start" "-a" "5f69879a97cc5013ba1ed14becadb5b20b42bce071f9d664fe5ccfb51a0f2b16"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling neural_net v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0432]: unresolved import `super::execution_sequence`
[INFO] [stderr]  --> src/network/tests.rs:4:12
[INFO] [stderr]   |
[INFO] [stderr] 4 | use super::execution_sequence::ActivationSequence;
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^ could not find `execution_sequence` in `super`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `neural_net`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "5f69879a97cc5013ba1ed14becadb5b20b42bce071f9d664fe5ccfb51a0f2b16"`
[INFO] running `"docker" "rm" "-f" "5f69879a97cc5013ba1ed14becadb5b20b42bce071f9d664fe5ccfb51a0f2b16"`
[INFO] [stdout] 5f69879a97cc5013ba1ed14becadb5b20b42bce071f9d664fe5ccfb51a0f2b16