[INFO] updating cached repository https://github.com/celestecote21/neuronal_network_rust
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 77e259ae87653e040e4e90249c4c18c928e27144
[INFO] testing celestecote21/neuronal_network_rust against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcelestecote21%2Fneuronal_network_rust" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/celestecote21/neuronal_network_rust on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/celestecote21/neuronal_network_rust
[INFO] finished tweaking git repo https://github.com/celestecote21/neuronal_network_rust
[INFO] tweaked toml for git repo https://github.com/celestecote21/neuronal_network_rust written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/celestecote21/neuronal_network_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8ab9d41ec8a259b79c3637a21b4421f6e3ecaf53f88fc60d6e936662d5a7ce1a
[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" "8ab9d41ec8a259b79c3637a21b4421f6e3ecaf53f88fc60d6e936662d5a7ce1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ab9d41ec8a259b79c3637a21b4421f6e3ecaf53f88fc60d6e936662d5a7ce1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ab9d41ec8a259b79c3637a21b4421f6e3ecaf53f88fc60d6e936662d5a7ce1a", kill_on_drop: false }`
[INFO] [stdout] 8ab9d41ec8a259b79c3637a21b4421f6e3ecaf53f88fc60d6e936662d5a7ce1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d06ca34f8955eb46359cc58a9c281249a5dc1b9247df172535f3e52efbf1b6be
[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" "d06ca34f8955eb46359cc58a9c281249a5dc1b9247df172535f3e52efbf1b6be", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[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 approx v0.3.2
[INFO] [stderr]    Compiling rand_distr v0.2.2
[INFO] [stderr]    Compiling alga v0.9.3
[INFO] [stderr]    Compiling nalgebra v0.18.1
[INFO] [stderr]    Compiling neuronal_network_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/main.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 32 |         for t in 0..nb_img{
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/network.rs:69:17
[INFO] [stdout]    |
[INFO] [stdout] 69 |             let mut delta_out = match lm::hadamard(delta_out, Network::sigmoid_deri_v(z_last)){
[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: field is never read: `vec_used`
[INFO] [stdout]   --> src/training_tuple.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     vec_used: Vec<bool>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `neur_L` should have a snake case name
[INFO] [stdout]   --> src/network.rs:82:21
[INFO] [stdout]    |
[INFO] [stdout] 82 |                 for neur_L in 0..(self.layers_size[current_dim - 1]) as usize{
[INFO] [stdout]    |                     ^^^^^^ help: convert the identifier to snake case: `neur_l`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `neur_L1` should have a snake case name
[INFO] [stdout]   --> src/network.rs:84:25
[INFO] [stdout]    |
[INFO] [stdout] 84 |                     for neur_L1 in 0..(self.layers_size[current_dim]) as usize{
[INFO] [stdout]    |                         ^^^^^^^ help: convert the identifier to snake case: `neur_l1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/network.rs:98:9
[INFO] [stdout]    |
[INFO] [stdout] 98 |         self.change_b_w(delta_total, a_total);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.08s
[INFO] running `Command { std: "docker" "inspect" "d06ca34f8955eb46359cc58a9c281249a5dc1b9247df172535f3e52efbf1b6be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d06ca34f8955eb46359cc58a9c281249a5dc1b9247df172535f3e52efbf1b6be", kill_on_drop: false }`
[INFO] [stdout] d06ca34f8955eb46359cc58a9c281249a5dc1b9247df172535f3e52efbf1b6be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cb380083073cfd78ed4a04c41504d7a065b1f8974029c72a9d1da03c98e28b94
[INFO] running `Command { std: "docker" "start" "-a" "cb380083073cfd78ed4a04c41504d7a065b1f8974029c72a9d1da03c98e28b94", kill_on_drop: false }`
[INFO] [stderr]    Compiling neuronal_network_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/main.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 32 |         for t in 0..nb_img{
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/network.rs:69:17
[INFO] [stdout]    |
[INFO] [stdout] 69 |             let mut delta_out = match lm::hadamard(delta_out, Network::sigmoid_deri_v(z_last)){
[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: field is never read: `vec_used`
[INFO] [stdout]   --> src/training_tuple.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     vec_used: Vec<bool>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `neur_L` should have a snake case name
[INFO] [stdout]   --> src/network.rs:82:21
[INFO] [stdout]    |
[INFO] [stdout] 82 |                 for neur_L in 0..(self.layers_size[current_dim - 1]) as usize{
[INFO] [stdout]    |                     ^^^^^^ help: convert the identifier to snake case: `neur_l`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `neur_L1` should have a snake case name
[INFO] [stdout]   --> src/network.rs:84:25
[INFO] [stdout]    |
[INFO] [stdout] 84 |                     for neur_L1 in 0..(self.layers_size[current_dim]) as usize{
[INFO] [stdout]    |                         ^^^^^^^ help: convert the identifier to snake case: `neur_l1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/network.rs:98:9
[INFO] [stdout]    |
[INFO] [stdout] 98 |         self.change_b_w(delta_total, a_total);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.45s
[INFO] running `Command { std: "docker" "inspect" "cb380083073cfd78ed4a04c41504d7a065b1f8974029c72a9d1da03c98e28b94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb380083073cfd78ed4a04c41504d7a065b1f8974029c72a9d1da03c98e28b94", kill_on_drop: false }`
[INFO] [stdout] cb380083073cfd78ed4a04c41504d7a065b1f8974029c72a9d1da03c98e28b94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3477a25eb4b0263d3374989b8aeaeceb76e9ce9f3d985ce47b15267cc44402c1
[INFO] running `Command { std: "docker" "start" "-a" "3477a25eb4b0263d3374989b8aeaeceb76e9ce9f3d985ce47b15267cc44402c1", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]   --> src/main.rs:32:13
[INFO] [stderr]    |
[INFO] [stderr] 32 |         for t in 0..nb_img{
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/network.rs:69:17
[INFO] [stderr]    |
[INFO] [stderr] 69 |             let mut delta_out = match lm::hadamard(delta_out, Network::sigmoid_deri_v(z_last)){
[INFO] [stderr]    |                 ----^^^^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `vec_used`
[INFO] [stderr]   --> src/training_tuple.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     vec_used: Vec<bool>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `neur_L` should have a snake case name
[INFO] [stderr]   --> src/network.rs:82:21
[INFO] [stderr]    |
[INFO] [stderr] 82 |                 for neur_L in 0..(self.layers_size[current_dim - 1]) as usize{
[INFO] [stderr]    |                     ^^^^^^ help: convert the identifier to snake case: `neur_l`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `neur_L1` should have a snake case name
[INFO] [stderr]   --> src/network.rs:84:25
[INFO] [stderr]    |
[INFO] [stderr] 84 |                     for neur_L1 in 0..(self.layers_size[current_dim]) as usize{
[INFO] [stderr]    |                         ^^^^^^^ help: convert the identifier to snake case: `neur_l1`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/network.rs:98:9
[INFO] [stderr]    |
[INFO] [stderr] 98 |         self.change_b_w(delta_total, a_total);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.25s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/neuronal_network_rust-d0c1a83ee5665a6f
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test network::linear_math::tests_vec::test_sub ... ok
[INFO] [stdout] test network::linear_math::tests_vec::test_elementwise ... ok
[INFO] [stdout] test network::linear_math::tests_vec::test_responce ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3477a25eb4b0263d3374989b8aeaeceb76e9ce9f3d985ce47b15267cc44402c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3477a25eb4b0263d3374989b8aeaeceb76e9ce9f3d985ce47b15267cc44402c1", kill_on_drop: false }`
[INFO] [stdout] 3477a25eb4b0263d3374989b8aeaeceb76e9ce9f3d985ce47b15267cc44402c1