[INFO] cloning repository https://github.com/joeyst/ml-chess-engine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/joeyst/ml-chess-engine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoeyst%2Fml-chess-engine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoeyst%2Fml-chess-engine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 141229e651ed30ee23f7548f26e15e92ba45a6b1
[INFO] checking joeyst/ml-chess-engine against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoeyst%2Fml-chess-engine" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/joeyst/ml-chess-engine
[INFO] finished tweaking git repo https://github.com/joeyst/ml-chess-engine
[INFO] tweaked toml for git repo https://github.com/joeyst/ml-chess-engine written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/joeyst/ml-chess-engine on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/joeyst/ml-chess-engine already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 15195f4cd6f8c337fbc5a7bae0f9dfc5fcc882d08383d28f3fedac6cfa97bd96
[INFO] running `Command { std: "docker" "start" "-a" "15195f4cd6f8c337fbc5a7bae0f9dfc5fcc882d08383d28f3fedac6cfa97bd96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15195f4cd6f8c337fbc5a7bae0f9dfc5fcc882d08383d28f3fedac6cfa97bd96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15195f4cd6f8c337fbc5a7bae0f9dfc5fcc882d08383d28f3fedac6cfa97bd96", kill_on_drop: false }`
[INFO] [stdout] 15195f4cd6f8c337fbc5a7bae0f9dfc5fcc882d08383d28f3fedac6cfa97bd96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=forbid" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 159f60ca902785e2f10ba793172ee9a494a0e9089078fe95f9a86081c0cee9d8
[INFO] running `Command { std: "docker" "start" "-a" "159f60ca902785e2f10ba793172ee9a494a0e9089078fe95f9a86081c0cee9d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking chess-engine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/network/nn.rs:64:45
[INFO] [stdout]    |
[INFO] [stdout] 64 |   fn get_already_calculated_layer_influence(&self, layer_index: u16) -> std::slice::Iter<f32> {
[INFO] [stdout]    |                                             ^^^^^                       ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                             |
[INFO] [stdout]    |                                             the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 64 |   fn get_already_calculated_layer_influence(&self, layer_index: u16) -> std::slice::Iter<'_, f32> {
[INFO] [stdout]    |                                                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/network/forward_prop.rs:62:19
[INFO] [stdout]    |
[INFO] [stdout] 62 |   pub fn vals_mut(&mut self, layer_index: u16) -> std::slice::IterMut<f32> {
[INFO] [stdout]    |                   ^^^^^^^^^                       ^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 62 |   pub fn vals_mut(&mut self, layer_index: u16) -> std::slice::IterMut<'_, f32> {
[INFO] [stdout]    |                                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/network/forward_prop.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |   fn weights_in_mut(&mut self, layer_index: u16, node_index: u16) -> std::slice::IterMut<f32> {
[INFO] [stdout]    |                     ^^^^^^^^^ the lifetime is elided here            ^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 66 |   fn weights_in_mut(&mut self, layer_index: u16, node_index: u16) -> std::slice::IterMut<'_, f32> {
[INFO] [stdout]    |                                                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/network/forward_prop.rs:70:21
[INFO] [stdout]    |
[INFO] [stdout] 70 |   pub fn vals_immut(&self, layer_index: u16) -> std::slice::Iter<f32> {
[INFO] [stdout]    |                     ^^^^^                       ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 70 |   pub fn vals_immut(&self, layer_index: u16) -> std::slice::Iter<'_, f32> {
[INFO] [stdout]    |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/network/forward_prop.rs:74:27
[INFO] [stdout]    |
[INFO] [stdout] 74 |   pub fn weights_in_immut(&self, layer_index: u16, node_index: u16) -> std::slice::Iter<f32> {
[INFO] [stdout]    |                           ^^^^^ the lifetime is elided here            ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 74 |   pub fn weights_in_immut(&self, layer_index: u16, node_index: u16) -> std::slice::Iter<'_, f32> {
[INFO] [stdout]    |                                                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stdout]   --> src/network/net.rs:10:3
[INFO] [stdout]    |
[INFO] [stdout]  5 | #[derive(Clone, PartialEq, Debug)]
[INFO] [stdout]    |                 --------- in this derive macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 10 |   pub act_fn: fn(f64) -> f64,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the address of the same function can vary between different codegen units
[INFO] [stdout]    = note: furthermore, different functions could have the same address after being merged together
[INFO] [stdout]    = note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stdout]    = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stdout]   --> src/network/net.rs:11:3
[INFO] [stdout]    |
[INFO] [stdout]  5 | #[derive(Clone, PartialEq, Debug)]
[INFO] [stdout]    |                 --------- in this derive macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 11 |   pub der_fn: fn(f64) -> f64,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the address of the same function can vary between different codegen units
[INFO] [stdout]    = note: furthermore, different functions could have the same address after being merged together
[INFO] [stdout]    = note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/network/nn.rs:64:45
[INFO] [stdout]    |
[INFO] [stdout] 64 |   fn get_already_calculated_layer_influence(&self, layer_index: u16) -> std::slice::Iter<f32> {
[INFO] [stdout]    |                                             ^^^^^                       ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                             |
[INFO] [stdout]    |                                             the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 64 |   fn get_already_calculated_layer_influence(&self, layer_index: u16) -> std::slice::Iter<'_, f32> {
[INFO] [stdout]    |                                                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/network/forward_prop.rs:62:19
[INFO] [stdout]    |
[INFO] [stdout] 62 |   pub fn vals_mut(&mut self, layer_index: u16) -> std::slice::IterMut<f32> {
[INFO] [stdout]    |                   ^^^^^^^^^                       ^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 62 |   pub fn vals_mut(&mut self, layer_index: u16) -> std::slice::IterMut<'_, f32> {
[INFO] [stdout]    |                                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/network/forward_prop.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |   fn weights_in_mut(&mut self, layer_index: u16, node_index: u16) -> std::slice::IterMut<f32> {
[INFO] [stdout]    |                     ^^^^^^^^^ the lifetime is elided here            ^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 66 |   fn weights_in_mut(&mut self, layer_index: u16, node_index: u16) -> std::slice::IterMut<'_, f32> {
[INFO] [stdout]    |                                                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/network/forward_prop.rs:70:21
[INFO] [stdout]    |
[INFO] [stdout] 70 |   pub fn vals_immut(&self, layer_index: u16) -> std::slice::Iter<f32> {
[INFO] [stdout]    |                     ^^^^^                       ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 70 |   pub fn vals_immut(&self, layer_index: u16) -> std::slice::Iter<'_, f32> {
[INFO] [stdout]    |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/network/forward_prop.rs:74:27
[INFO] [stdout]    |
[INFO] [stdout] 74 |   pub fn weights_in_immut(&self, layer_index: u16, node_index: u16) -> std::slice::Iter<f32> {
[INFO] [stdout]    |                           ^^^^^ the lifetime is elided here            ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 74 |   pub fn weights_in_immut(&self, layer_index: u16, node_index: u16) -> std::slice::Iter<'_, f32> {
[INFO] [stdout]    |                                                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stdout]   --> src/network/net.rs:10:3
[INFO] [stdout]    |
[INFO] [stdout]  5 | #[derive(Clone, PartialEq, Debug)]
[INFO] [stdout]    |                 --------- in this derive macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 10 |   pub act_fn: fn(f64) -> f64,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the address of the same function can vary between different codegen units
[INFO] [stdout]    = note: furthermore, different functions could have the same address after being merged together
[INFO] [stdout]    = note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stdout]    = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stdout]   --> src/network/net.rs:11:3
[INFO] [stdout]    |
[INFO] [stdout]  5 | #[derive(Clone, PartialEq, Debug)]
[INFO] [stdout]    |                 --------- in this derive macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 11 |   pub der_fn: fn(f64) -> f64,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the address of the same function can vary between different codegen units
[INFO] [stdout]    = note: furthermore, different functions could have the same address after being merged together
[INFO] [stdout]    = note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.33s
[INFO] running `Command { std: "docker" "inspect" "159f60ca902785e2f10ba793172ee9a494a0e9089078fe95f9a86081c0cee9d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "159f60ca902785e2f10ba793172ee9a494a0e9089078fe95f9a86081c0cee9d8", kill_on_drop: false }`
[INFO] [stdout] 159f60ca902785e2f10ba793172ee9a494a0e9089078fe95f9a86081c0cee9d8
