[INFO] fetching crate torsh-optim 0.1.0-alpha.1...
[INFO] checking torsh-optim-0.1.0-alpha.1 against master#bad50269f8eb0fda214f0478c3afb2c6fbb427fd for pr-149195-1
[INFO] extracting crate torsh-optim 0.1.0-alpha.1 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate torsh-optim 0.1.0-alpha.1
[INFO] finished tweaking crates.io crate torsh-optim 0.1.0-alpha.1
[INFO] tweaked toml for crates.io crate torsh-optim 0.1.0-alpha.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate torsh-optim 0.1.0-alpha.1 on toolchain bad50269f8eb0fda214f0478c3afb2c6fbb427fd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bad50269f8eb0fda214f0478c3afb2c6fbb427fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate torsh-optim 0.1.0-alpha.1 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" "+bad50269f8eb0fda214f0478c3afb2c6fbb427fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.95
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+bad50269f8eb0fda214f0478c3afb2c6fbb427fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] be4da3693216a122bb976bccf08cd5ce7851c09c57a9fda6f96766a844ddc832
[INFO] running `Command { std: "docker" "start" "-a" "be4da3693216a122bb976bccf08cd5ce7851c09c57a9fda6f96766a844ddc832", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be4da3693216a122bb976bccf08cd5ce7851c09c57a9fda6f96766a844ddc832", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be4da3693216a122bb976bccf08cd5ce7851c09c57a9fda6f96766a844ddc832", kill_on_drop: false }`
[INFO] [stdout] be4da3693216a122bb976bccf08cd5ce7851c09c57a9fda6f96766a844ddc832
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+bad50269f8eb0fda214f0478c3afb2c6fbb427fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e73ea63112a12bc1e2ed27fd94c86dbf9760a3524c0fe790fa35841016447ecf
[INFO] running `Command { std: "docker" "start" "-a" "e73ea63112a12bc1e2ed27fd94c86dbf9760a3524c0fe790fa35841016447ecf", kill_on_drop: false }`
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[INFO] [stderr]     Checking torsh-optim v0.1.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `scirs2_core::Rng::gen`: Renamed to `random` to avoid conflict with the new `gen` keyword in Rust 2024.
[INFO] [stdout]    --> src/bayesian_optimization.rs:512:26
[INFO] [stdout]     |
[INFO] [stdout] 512 |             .map(|i| rng.gen::<f32>() * (upper[i] - lower[i]) + lower[i])
[INFO] [stdout]     |                          ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `scirs2_core::Rng::gen`: Renamed to `random` to avoid conflict with the new `gen` keyword in Rust 2024.
[INFO] [stdout]    --> src/bayesian_optimization.rs:566:26
[INFO] [stdout]     |
[INFO] [stdout] 566 |                     (rng.gen::<f32>() * 2.0 - 1.0) * step_size * (upper[i] - lower[i]);
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `scirs2_core::Rng::gen`: Renamed to `random` to avoid conflict with the new `gen` keyword in Rust 2024.
[INFO] [stdout]    --> src/bayesian_optimization.rs:512:26
[INFO] [stdout]     |
[INFO] [stdout] 512 |             .map(|i| rng.gen::<f32>() * (upper[i] - lower[i]) + lower[i])
[INFO] [stdout]     |                          ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `scirs2_core::Rng::gen`: Renamed to `random` to avoid conflict with the new `gen` keyword in Rust 2024.
[INFO] [stdout]    --> src/bayesian_optimization.rs:566:26
[INFO] [stdout]     |
[INFO] [stdout] 566 |                     (rng.gen::<f32>() * 2.0 - 1.0) * step_size * (upper[i] - lower[i]);
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `scirs2_core::Rng::gen`: Renamed to `random` to avoid conflict with the new `gen` keyword in Rust 2024.
[INFO] [stdout]    --> src/evolutionary_strategies.rs:306:33
[INFO] [stdout]     |
[INFO] [stdout] 306 |                 genome.push(rng.gen::<f32>() * (max_bound - min_bound) + min_bound);
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `scirs2_core::Rng::gen`: Renamed to `random` to avoid conflict with the new `gen` keyword in Rust 2024.
[INFO] [stdout]    --> src/evolutionary_strategies.rs:337:29
[INFO] [stdout]     |
[INFO] [stdout] 337 |             let alpha = rng.gen::<f32>();
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `scirs2_core::Rng::gen`: Renamed to `random` to avoid conflict with the new `gen` keyword in Rust 2024.
[INFO] [stdout]    --> src/evolutionary_strategies.rs:343:45
[INFO] [stdout]     |
[INFO] [stdout] 343 |         let global_factor = (self.tau * rng.gen::<f32>().ln()).exp();
[INFO] [stdout]     |                                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `scirs2_core::Rng::gen`: Renamed to `random` to avoid conflict with the new `gen` keyword in Rust 2024.
[INFO] [stdout]    --> src/evolutionary_strategies.rs:347:59
[INFO] [stdout]     |
[INFO] [stdout] 347 |             let individual_factor = (individual_tau * rng.gen::<f32>().ln()).exp();
[INFO] [stdout]     |                                                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `scirs2_core::Rng::gen`: Renamed to `random` to avoid conflict with the new `gen` keyword in Rust 2024.
[INFO] [stdout]    --> src/evolutionary_strategies.rs:354:32
[INFO] [stdout]     |
[INFO] [stdout] 354 |             let mutation = rng.gen::<f32>() * child_strategy[i];
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `scirs2_core::Rng::gen`: Renamed to `random` to avoid conflict with the new `gen` keyword in Rust 2024.
[INFO] [stdout]    --> src/evolutionary_strategies.rs:571:29
[INFO] [stdout]     |
[INFO] [stdout] 571 |             let noise = rng.gen::<f32>(); // This should be Gaussian noise, but using uniform for simplicity
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `scirs2_core::Rng::gen`: Renamed to `random` to avoid conflict with the new `gen` keyword in Rust 2024.
[INFO] [stdout]    --> src/evolutionary_strategies.rs:649:36
[INFO] [stdout]     |
[INFO] [stdout] 649 |                     noise.push(rng.gen::<f32>() * 2.0 - 1.0); // Uniform noise [-1, 1]
[INFO] [stdout]     |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `scirs2_core::Rng::gen`: Renamed to `random` to avoid conflict with the new `gen` keyword in Rust 2024.
[INFO] [stdout]    --> src/gradient_free.rs:456:35
[INFO] [stdout]     |
[INFO] [stdout] 456 |                 position.push(rng.gen::<f32>() * (max_bound - min_bound) + min_bound);
[INFO] [stdout]     |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `scirs2_core::Rng::gen`: Renamed to `random` to avoid conflict with the new `gen` keyword in Rust 2024.
[INFO] [stdout]    --> src/gradient_free.rs:457:35
[INFO] [stdout]     |
[INFO] [stdout] 457 |                 velocity.push(rng.gen::<f32>() * self.max_velocity * 2.0 - self.max_velocity);
[INFO] [stdout]     |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `scirs2_core::Rng::gen`: Renamed to `random` to avoid conflict with the new `gen` keyword in Rust 2024.
[INFO] [stdout]    --> src/evolutionary_strategies.rs:306:33
[INFO] [stdout]     |
[INFO] [stdout] 306 |                 genome.push(rng.gen::<f32>() * (max_bound - min_bound) + min_bound);
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `scirs2_core::Rng::gen`: Renamed to `random` to avoid conflict with the new `gen` keyword in Rust 2024.
[INFO] [stdout]    --> src/gradient_free.rs:495:34
[INFO] [stdout]     |
[INFO] [stdout] 495 |                     let r1 = rng.gen::<f32>();
[INFO] [stdout]     |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `scirs2_core::Rng::gen`: Renamed to `random` to avoid conflict with the new `gen` keyword in Rust 2024.
[INFO] [stdout]    --> src/gradient_free.rs:496:34
[INFO] [stdout]     |
[INFO] [stdout] 496 |                     let r2 = rng.gen::<f32>();
[INFO] [stdout]     |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `scirs2_core::Rng::gen`: Renamed to `random` to avoid conflict with the new `gen` keyword in Rust 2024.
[INFO] [stdout]    --> src/evolutionary_strategies.rs:337:29
[INFO] [stdout]     |
[INFO] [stdout] 337 |             let alpha = rng.gen::<f32>();
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `scirs2_core::Rng::gen`: Renamed to `random` to avoid conflict with the new `gen` keyword in Rust 2024.
[INFO] [stdout]    --> src/evolutionary_strategies.rs:343:45
[INFO] [stdout]     |
[INFO] [stdout] 343 |         let global_factor = (self.tau * rng.gen::<f32>().ln()).exp();
[INFO] [stdout]     |                                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `scirs2_core::Rng::gen`: Renamed to `random` to avoid conflict with the new `gen` keyword in Rust 2024.
[INFO] [stdout]    --> src/evolutionary_strategies.rs:347:59
[INFO] [stdout]     |
[INFO] [stdout] 347 |             let individual_factor = (individual_tau * rng.gen::<f32>().ln()).exp();
[INFO] [stdout]     |                                                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `scirs2_core::Rng::gen`: Renamed to `random` to avoid conflict with the new `gen` keyword in Rust 2024.
[INFO] [stdout]    --> src/evolutionary_strategies.rs:354:32
[INFO] [stdout]     |
[INFO] [stdout] 354 |             let mutation = rng.gen::<f32>() * child_strategy[i];
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `scirs2_core::Rng::gen`: Renamed to `random` to avoid conflict with the new `gen` keyword in Rust 2024.
[INFO] [stdout]    --> src/gradient_free.rs:614:32
[INFO] [stdout]     |
[INFO] [stdout] 614 |                 point.push(rng.gen::<f32>() * (max_bound - min_bound) + min_bound);
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `scirs2_core::Rng::gen`: Renamed to `random` to avoid conflict with the new `gen` keyword in Rust 2024.
[INFO] [stdout]    --> src/evolutionary_strategies.rs:571:29
[INFO] [stdout]     |
[INFO] [stdout] 571 |             let noise = rng.gen::<f32>(); // This should be Gaussian noise, but using uniform for simplicity
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `scirs2_core::Rng::gen`: Renamed to `random` to avoid conflict with the new `gen` keyword in Rust 2024.
[INFO] [stdout]    --> src/evolutionary_strategies.rs:649:36
[INFO] [stdout]     |
[INFO] [stdout] 649 |                     noise.push(rng.gen::<f32>() * 2.0 - 1.0); // Uniform noise [-1, 1]
[INFO] [stdout]     |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `scirs2_core::Rng::gen`: Renamed to `random` to avoid conflict with the new `gen` keyword in Rust 2024.
[INFO] [stdout]    --> src/gradient_free.rs:456:35
[INFO] [stdout]     |
[INFO] [stdout] 456 |                 position.push(rng.gen::<f32>() * (max_bound - min_bound) + min_bound);
[INFO] [stdout]     |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `scirs2_core::Rng::gen`: Renamed to `random` to avoid conflict with the new `gen` keyword in Rust 2024.
[INFO] [stdout]    --> src/gradient_free.rs:457:35
[INFO] [stdout]     |
[INFO] [stdout] 457 |                 velocity.push(rng.gen::<f32>() * self.max_velocity * 2.0 - self.max_velocity);
[INFO] [stdout]     |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `scirs2_core::Rng::gen`: Renamed to `random` to avoid conflict with the new `gen` keyword in Rust 2024.
[INFO] [stdout]    --> src/gradient_free.rs:495:34
[INFO] [stdout]     |
[INFO] [stdout] 495 |                     let r1 = rng.gen::<f32>();
[INFO] [stdout]     |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `scirs2_core::Rng::gen`: Renamed to `random` to avoid conflict with the new `gen` keyword in Rust 2024.
[INFO] [stdout]    --> src/gradient_free.rs:496:34
[INFO] [stdout]     |
[INFO] [stdout] 496 |                     let r2 = rng.gen::<f32>();
[INFO] [stdout]     |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `scirs2_core::Rng::gen`: Renamed to `random` to avoid conflict with the new `gen` keyword in Rust 2024.
[INFO] [stdout]    --> src/gradient_free.rs:614:32
[INFO] [stdout]     |
[INFO] [stdout] 614 |                 point.push(rng.gen::<f32>() * (max_bound - min_bound) + min_bound);
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a dangling pointer will be produced because the temporary `Vec<f32>` will be dropped
[INFO] [stdout]    --> src/adabelief.rs:107:48
[INFO] [stdout]     |
[INFO] [stdout] 107 |         Ok(format!("param_{:p}", param.data()?.as_ptr()))
[INFO] [stdout]     |                                  ------------- ^^^^^^ this pointer will immediately be invalid
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  this `Vec<f32>` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]     |
[INFO] [stdout]     = note: pointers do not have a lifetime; when calling `as_ptr` the `Vec<f32>` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]     = help: you must make sure that the variable you bind the `Vec<f32>` to lives at least as long as the pointer returned by the call to `as_ptr`
[INFO] [stdout]     = help: in particular, if this pointer is returned from the current function, binding the `Vec<f32>` inside the function will not suffice
[INFO] [stdout]     = help: for more information, see <https://doc.rust-lang.org/reference/destructors.html>
[INFO] [stdout]     = note: `#[warn(dangling_pointers_from_temporaries)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a dangling pointer will be produced because the temporary `Vec<f32>` will be dropped
[INFO] [stdout]    --> src/adabound.rs:106:48
[INFO] [stdout]     |
[INFO] [stdout] 106 |         Ok(format!("param_{:p}", param.data()?.as_ptr()))
[INFO] [stdout]     |                                  ------------- ^^^^^^ this pointer will immediately be invalid
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  this `Vec<f32>` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]     |
[INFO] [stdout]     = note: pointers do not have a lifetime; when calling `as_ptr` the `Vec<f32>` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]     = help: you must make sure that the variable you bind the `Vec<f32>` to lives at least as long as the pointer returned by the call to `as_ptr`
[INFO] [stdout]     = help: in particular, if this pointer is returned from the current function, binding the `Vec<f32>` inside the function will not suffice
[INFO] [stdout]     = help: for more information, see <https://doc.rust-lang.org/reference/destructors.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/benchmarks/optimizer.rs:640:17
[INFO] [stdout]     |
[INFO] [stdout] 640 |                 grads.set(&[i], grad_val);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 640 |                 let _ = grads.set(&[i], grad_val);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a dangling pointer will be produced because the temporary `Vec<f32>` will be dropped
[INFO] [stdout]    --> src/lamb.rs:102:48
[INFO] [stdout]     |
[INFO] [stdout] 102 |         Ok(format!("param_{:p}", param.data()?.as_ptr()))
[INFO] [stdout]     |                                  ------------- ^^^^^^ this pointer will immediately be invalid
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  this `Vec<f32>` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]     |
[INFO] [stdout]     = note: pointers do not have a lifetime; when calling `as_ptr` the `Vec<f32>` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]     = help: you must make sure that the variable you bind the `Vec<f32>` to lives at least as long as the pointer returned by the call to `as_ptr`
[INFO] [stdout]     = help: in particular, if this pointer is returned from the current function, binding the `Vec<f32>` inside the function will not suffice
[INFO] [stdout]     = help: for more information, see <https://doc.rust-lang.org/reference/destructors.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a dangling pointer will be produced because the temporary `Vec<f32>` will be dropped
[INFO] [stdout]   --> src/lookahead.rs:55:48
[INFO] [stdout]    |
[INFO] [stdout] 55 |         Ok(format!("param_{:p}", param.data()?.as_ptr()))
[INFO] [stdout]    |                                  ------------- ^^^^^^ this pointer will immediately be invalid
[INFO] [stdout]    |                                  |
[INFO] [stdout]    |                                  this `Vec<f32>` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]    |
[INFO] [stdout]    = note: pointers do not have a lifetime; when calling `as_ptr` the `Vec<f32>` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]    = help: you must make sure that the variable you bind the `Vec<f32>` to lives at least as long as the pointer returned by the call to `as_ptr`
[INFO] [stdout]    = help: in particular, if this pointer is returned from the current function, binding the `Vec<f32>` inside the function will not suffice
[INFO] [stdout]    = help: for more information, see <https://doc.rust-lang.org/reference/destructors.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a dangling pointer will be produced because the temporary `Vec<f32>` will be dropped
[INFO] [stdout]    --> src/adabelief.rs:107:48
[INFO] [stdout]     |
[INFO] [stdout] 107 |         Ok(format!("param_{:p}", param.data()?.as_ptr()))
[INFO] [stdout]     |                                  ------------- ^^^^^^ this pointer will immediately be invalid
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  this `Vec<f32>` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]     |
[INFO] [stdout]     = note: pointers do not have a lifetime; when calling `as_ptr` the `Vec<f32>` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]     = help: you must make sure that the variable you bind the `Vec<f32>` to lives at least as long as the pointer returned by the call to `as_ptr`
[INFO] [stdout]     = help: in particular, if this pointer is returned from the current function, binding the `Vec<f32>` inside the function will not suffice
[INFO] [stdout]     = help: for more information, see <https://doc.rust-lang.org/reference/destructors.html>
[INFO] [stdout]     = note: `#[warn(dangling_pointers_from_temporaries)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a dangling pointer will be produced because the temporary `Vec<f32>` will be dropped
[INFO] [stdout]    --> src/adabound.rs:106:48
[INFO] [stdout]     |
[INFO] [stdout] 106 |         Ok(format!("param_{:p}", param.data()?.as_ptr()))
[INFO] [stdout]     |                                  ------------- ^^^^^^ this pointer will immediately be invalid
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  this `Vec<f32>` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]     |
[INFO] [stdout]     = note: pointers do not have a lifetime; when calling `as_ptr` the `Vec<f32>` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]     = help: you must make sure that the variable you bind the `Vec<f32>` to lives at least as long as the pointer returned by the call to `as_ptr`
[INFO] [stdout]     = help: in particular, if this pointer is returned from the current function, binding the `Vec<f32>` inside the function will not suffice
[INFO] [stdout]     = help: for more information, see <https://doc.rust-lang.org/reference/destructors.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/benchmarks/optimizer.rs:640:17
[INFO] [stdout]     |
[INFO] [stdout] 640 |                 grads.set(&[i], grad_val);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 640 |                 let _ = grads.set(&[i], grad_val);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a dangling pointer will be produced because the temporary `Vec<f32>` will be dropped
[INFO] [stdout]    --> src/lamb.rs:102:48
[INFO] [stdout]     |
[INFO] [stdout] 102 |         Ok(format!("param_{:p}", param.data()?.as_ptr()))
[INFO] [stdout]     |                                  ------------- ^^^^^^ this pointer will immediately be invalid
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  this `Vec<f32>` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]     |
[INFO] [stdout]     = note: pointers do not have a lifetime; when calling `as_ptr` the `Vec<f32>` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]     = help: you must make sure that the variable you bind the `Vec<f32>` to lives at least as long as the pointer returned by the call to `as_ptr`
[INFO] [stdout]     = help: in particular, if this pointer is returned from the current function, binding the `Vec<f32>` inside the function will not suffice
[INFO] [stdout]     = help: for more information, see <https://doc.rust-lang.org/reference/destructors.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a dangling pointer will be produced because the temporary `Vec<f32>` will be dropped
[INFO] [stdout]   --> src/lookahead.rs:55:48
[INFO] [stdout]    |
[INFO] [stdout] 55 |         Ok(format!("param_{:p}", param.data()?.as_ptr()))
[INFO] [stdout]    |                                  ------------- ^^^^^^ this pointer will immediately be invalid
[INFO] [stdout]    |                                  |
[INFO] [stdout]    |                                  this `Vec<f32>` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]    |
[INFO] [stdout]    = note: pointers do not have a lifetime; when calling `as_ptr` the `Vec<f32>` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]    = help: you must make sure that the variable you bind the `Vec<f32>` to lives at least as long as the pointer returned by the call to `as_ptr`
[INFO] [stdout]    = help: in particular, if this pointer is returned from the current function, binding the `Vec<f32>` inside the function will not suffice
[INFO] [stdout]    = help: for more information, see <https://doc.rust-lang.org/reference/destructors.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3m 25s
[INFO] running `Command { std: "docker" "inspect" "e73ea63112a12bc1e2ed27fd94c86dbf9760a3524c0fe790fa35841016447ecf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e73ea63112a12bc1e2ed27fd94c86dbf9760a3524c0fe790fa35841016447ecf", kill_on_drop: false }`
[INFO] [stdout] e73ea63112a12bc1e2ed27fd94c86dbf9760a3524c0fe790fa35841016447ecf
