[INFO] cloning repository https://github.com/ArunBabu98/autodiff-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ArunBabu98/autodiff-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArunBabu98%2Fautodiff-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArunBabu98%2Fautodiff-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d494d6e009b10aa0f86f0149993a1424c89948a3
[INFO] checking ArunBabu98/autodiff-rs against df1ae0f7dd168513de2d89beb2cb7a95d4fdc118 for pr-159343-retry
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArunBabu98%2Fautodiff-rs" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ArunBabu98/autodiff-rs
[INFO] finished tweaking git repo https://github.com/ArunBabu98/autodiff-rs
[INFO] tweaked toml for git repo https://github.com/ArunBabu98/autodiff-rs written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ArunBabu98/autodiff-rs on toolchain df1ae0f7dd168513de2d89beb2cb7a95d4fdc118
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+df1ae0f7dd168513de2d89beb2cb7a95d4fdc118" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ArunBabu98/autodiff-rs 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" "+df1ae0f7dd168513de2d89beb2cb7a95d4fdc118" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 9249e936fe31e4ba13e0da443d41a18f44b531eecf0988c5eaee9f653b1d2bb0
[INFO] running `Command { std: "docker" "start" "9249e936fe31e4ba13e0da443d41a18f44b531eecf0988c5eaee9f653b1d2bb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9249e936fe31e4ba13e0da443d41a18f44b531eecf0988c5eaee9f653b1d2bb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "9249e936fe31e4ba13e0da443d41a18f44b531eecf0988c5eaee9f653b1d2bb0" "/opt/rustwide/cargo-home/bin/cargo" "+df1ae0f7dd168513de2d89beb2cb7a95d4fdc118" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9249e936fe31e4ba13e0da443d41a18f44b531eecf0988c5eaee9f653b1d2bb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "9249e936fe31e4ba13e0da443d41a18f44b531eecf0988c5eaee9f653b1d2bb0" "/opt/rustwide/cargo-home/bin/cargo" "+df1ae0f7dd168513de2d89beb2cb7a95d4fdc118" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] warning: use of deprecated function `rand::thread_rng`: Renamed to `rng`
[INFO] [stdout]   --> src/nn.rs:23:29
[INFO] [stdout]    |
[INFO] [stdout] 23 |         let mut rng = rand::thread_rng();
[INFO] [stdout]    |                             ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::thread_rng`: Renamed to `rng`
[INFO] [stdout]   --> src/nn.rs:23:29
[INFO] [stdout]    |
[INFO] [stdout] 23 |         let mut rng = rand::thread_rng();
[INFO] [stdout]    |                             ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/engine.rs:236:25
[INFO] [stdout]     |
[INFO] [stdout] 236 |             Stroke::new(1.0, Color32::WHITE),
[INFO] [stdout]     |                         ^^^ help: explicitly specify the type as `f32`: `1.0_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout]     = note: `#[warn(float_literal_f32_fallback)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/engine.rs:262:66
[INFO] [stdout]     |
[INFO] [stdout] 262 |                 .circle_stroke(op_center, op_radius, Stroke::new(1.0, Color32::LIGHT_GRAY));
[INFO] [stdout]     |                                                                  ^^^ help: explicitly specify the type as `f32`: `1.0_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/engine.rs:298:34
[INFO] [stdout]     |
[INFO] [stdout] 298 |         let stroke = Stroke::new(1.0, Color32::GRAY);
[INFO] [stdout]     |                                  ^^^ help: explicitly specify the type as `f32`: `1.0_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `rand::Rng::gen_range`: Renamed to `random_range`
[INFO] [stdout]   --> src/nn.rs:25:37
[INFO] [stdout]    |
[INFO] [stdout] 25 |             .map(|_| Value::new(rng.gen_range(-1.0..1.0)))
[INFO] [stdout]    |                                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `builder`
[INFO] [stdout]    --> src/engine.rs:204:48
[INFO] [stdout]     |
[INFO] [stdout] 204 |             event_loop_builder: Some(Box::new(|builder| {
[INFO] [stdout]     |                                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_builder`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SGD` is never constructed
[INFO] [stdout]    --> src/engine.rs:433:12
[INFO] [stdout]     |
[INFO] [stdout] 433 | pub struct SGD {
[INFO] [stdout]     |            ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `step` are never used
[INFO] [stdout]    --> src/engine.rs:439:12
[INFO] [stdout]     |
[INFO] [stdout] 438 | impl SGD {
[INFO] [stdout]     | -------- associated items in this implementation
[INFO] [stdout] 439 |     pub fn new(params: Vec<Value>, lr: f64) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 443 |     pub fn step(&self) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Module` is never used
[INFO] [stdout]  --> src/nn.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub trait Module {
[INFO] [stdout]   |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Neuron` is never constructed
[INFO] [stdout]   --> src/nn.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Neuron {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `call` are never used
[INFO] [stdout]   --> src/nn.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl Neuron {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 22 |     pub fn new(nin: u64, nonlin: bool) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub fn call(&self, x: &[Value]) -> Value {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Layer` is never constructed
[INFO] [stdout]   --> src/nn.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub struct Layer {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `call` are never used
[INFO] [stdout]   --> src/nn.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 55 | impl Layer {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] 56 |     pub fn new(nin: u64, nout: u64, nonlin: bool) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 61 |     pub fn call(&self, x: &[Value]) -> Vec<Value> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MLP` is never constructed
[INFO] [stdout]   --> src/nn.rs:72:12
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub struct MLP {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `call` are never used
[INFO] [stdout]   --> src/nn.rs:77:12
[INFO] [stdout]    |
[INFO] [stdout] 76 | impl MLP {
[INFO] [stdout]    | -------- associated items in this implementation
[INFO] [stdout] 77 |     pub fn new(nin: u64, nouts: Vec<u64>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 86 |     pub fn call(&self, mut x: Vec<Value>) -> Vec<Value> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/engine.rs:236:25
[INFO] [stdout]     |
[INFO] [stdout] 236 |             Stroke::new(1.0, Color32::WHITE),
[INFO] [stdout]     |                         ^^^ help: explicitly specify the type as `f32`: `1.0_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout]     = note: `#[warn(float_literal_f32_fallback)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/engine.rs:262:66
[INFO] [stdout]     |
[INFO] [stdout] 262 |                 .circle_stroke(op_center, op_radius, Stroke::new(1.0, Color32::LIGHT_GRAY));
[INFO] [stdout]     |                                                                  ^^^ help: explicitly specify the type as `f32`: `1.0_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/engine.rs:298:34
[INFO] [stdout]     |
[INFO] [stdout] 298 |         let stroke = Stroke::new(1.0, Color32::GRAY);
[INFO] [stdout]     |                                  ^^^ help: explicitly specify the type as `f32`: `1.0_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `rand::Rng::gen_range`: Renamed to `random_range`
[INFO] [stdout]   --> src/nn.rs:25:37
[INFO] [stdout]    |
[INFO] [stdout] 25 |             .map(|_| Value::new(rng.gen_range(-1.0..1.0)))
[INFO] [stdout]    |                                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `builder`
[INFO] [stdout]    --> src/engine.rs:204:48
[INFO] [stdout]     |
[INFO] [stdout] 204 |             event_loop_builder: Some(Box::new(|builder| {
[INFO] [stdout]     |                                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_builder`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 55s
[INFO] running `Command { std: "docker" "inspect" "9249e936fe31e4ba13e0da443d41a18f44b531eecf0988c5eaee9f653b1d2bb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9249e936fe31e4ba13e0da443d41a18f44b531eecf0988c5eaee9f653b1d2bb0", kill_on_drop: false }`
[INFO] [stdout] 9249e936fe31e4ba13e0da443d41a18f44b531eecf0988c5eaee9f653b1d2bb0
