[INFO] cloning repository https://github.com/premdadga/nn_in_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/premdadga/nn_in_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpremdadga%2Fnn_in_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpremdadga%2Fnn_in_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cb56913f80a46ce922459424e2afe9b8cc00457b
[INFO] testing premdadga/nn_in_rust against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpremdadga%2Fnn_in_rust" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/premdadga/nn_in_rust
[INFO] finished tweaking git repo https://github.com/premdadga/nn_in_rust
[INFO] tweaked toml for git repo https://github.com/premdadga/nn_in_rust written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/premdadga/nn_in_rust on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/premdadga/nn_in_rust 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 09720258a7fbf33d646e11f4a24b19b66de3b1e3d46d3e85889b91b3e6809840
[INFO] running `Command { std: "docker" "start" "-a" "09720258a7fbf33d646e11f4a24b19b66de3b1e3d46d3e85889b91b3e6809840", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "09720258a7fbf33d646e11f4a24b19b66de3b1e3d46d3e85889b91b3e6809840", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09720258a7fbf33d646e11f4a24b19b66de3b1e3d46d3e85889b91b3e6809840", kill_on_drop: false }`
[INFO] [stdout] 09720258a7fbf33d646e11f4a24b19b66de3b1e3d46d3e85889b91b3e6809840
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dff9dfce8e7228ed3357576cc0707fab799e1f5719112f2176c2298fc158caf7
[INFO] running `Command { std: "docker" "start" "-a" "dff9dfce8e7228ed3357576cc0707fab799e1f5719112f2176c2298fc158caf7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling ML v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/network.rs:60:13
[INFO] [stdout]    |
[INFO] [stdout] 60 |         let mut parsed = Matrix::from(vec![outputs]);
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/network.rs:15:91
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn new<'a>(layers: Vec<usize>, learning_rate: f64, activation: Activation<'a>) -> Network {
[INFO] [stdout]    |                                                                                   --      ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                                                                   |
[INFO] [stdout]    |                                                                                   the lifetime is named 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: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn new<'a>(layers: Vec<usize>, learning_rate: f64, activation: Activation<'a>) -> Network<'a> {
[INFO] [stdout]    |                                                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.46s
[INFO] running `Command { std: "docker" "inspect" "dff9dfce8e7228ed3357576cc0707fab799e1f5719112f2176c2298fc158caf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dff9dfce8e7228ed3357576cc0707fab799e1f5719112f2176c2298fc158caf7", kill_on_drop: false }`
[INFO] [stdout] dff9dfce8e7228ed3357576cc0707fab799e1f5719112f2176c2298fc158caf7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ef4da2203844ca1ba5eaaa46d962d67658fb7349eaaf9bf1604e26bd2a21bd9
[INFO] running `Command { std: "docker" "start" "-a" "0ef4da2203844ca1ba5eaaa46d962d67658fb7349eaaf9bf1604e26bd2a21bd9", kill_on_drop: false }`
[INFO] [stderr]    Compiling ML v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/network.rs:60:13
[INFO] [stdout]    |
[INFO] [stdout] 60 |         let mut parsed = Matrix::from(vec![outputs]);
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/network.rs:15:91
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn new<'a>(layers: Vec<usize>, learning_rate: f64, activation: Activation<'a>) -> Network {
[INFO] [stdout]    |                                                                                   --      ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                                                                   |
[INFO] [stdout]    |                                                                                   the lifetime is named 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: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn new<'a>(layers: Vec<usize>, learning_rate: f64, activation: Activation<'a>) -> Network<'a> {
[INFO] [stdout]    |                                                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "0ef4da2203844ca1ba5eaaa46d962d67658fb7349eaaf9bf1604e26bd2a21bd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ef4da2203844ca1ba5eaaa46d962d67658fb7349eaaf9bf1604e26bd2a21bd9", kill_on_drop: false }`
[INFO] [stdout] 0ef4da2203844ca1ba5eaaa46d962d67658fb7349eaaf9bf1604e26bd2a21bd9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 573bd8e494db2c61a886cdf777d373362d29f5bab67c2fe090f508983ebef216
[INFO] running `Command { std: "docker" "start" "-a" "573bd8e494db2c61a886cdf777d373362d29f5bab67c2fe090f508983ebef216", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/network.rs:60:13
[INFO] [stderr]    |
[INFO] [stderr] 60 |         let mut parsed = Matrix::from(vec![outputs]);
[INFO] [stderr]    |             ----^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stderr]   --> src/network.rs:15:91
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn new<'a>(layers: Vec<usize>, learning_rate: f64, activation: Activation<'a>) -> Network {
[INFO] [stderr]    |                                                                                   --      ^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                                                                                   |
[INFO] [stderr]    |                                                                                   the lifetime is named here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn new<'a>(layers: Vec<usize>, learning_rate: f64, activation: Activation<'a>) -> Network<'a> {
[INFO] [stderr]    |                                                                                                  ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `ML` (bin "ML" test) generated 2 warnings (run `cargo fix --bin "ML" -p ML --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/ML-2a4f7e36c5b73455)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "573bd8e494db2c61a886cdf777d373362d29f5bab67c2fe090f508983ebef216", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "573bd8e494db2c61a886cdf777d373362d29f5bab67c2fe090f508983ebef216", kill_on_drop: false }`
[INFO] [stdout] 573bd8e494db2c61a886cdf777d373362d29f5bab67c2fe090f508983ebef216
