[INFO] fetching crate argmin_core 0.2.5...
[INFO] checking argmin_core-0.2.5 against master#b3bd7058c139e71bae0862ef8f8ac936208873e9 for pr-123752
[INFO] extracting crate argmin_core 0.2.5 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate argmin_core 0.2.5 on toolchain b3bd7058c139e71bae0862ef8f8ac936208873e9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate argmin_core 0.2.5
[INFO] finished tweaking crates.io crate argmin_core 0.2.5
[INFO] tweaked toml for crates.io crate argmin_core 0.2.5 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 129 packages
[INFO] [stderr]       Adding approx v0.3.2 (latest: v0.5.1)
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[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "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-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 80735b7aa2af87ac087ad7b3e3cad9a135430ccf1f5ff78001bd2d39e16e23f8
[INFO] running `Command { std: "docker" "start" "-a" "80735b7aa2af87ac087ad7b3e3cad9a135430ccf1f5ff78001bd2d39e16e23f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "80735b7aa2af87ac087ad7b3e3cad9a135430ccf1f5ff78001bd2d39e16e23f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80735b7aa2af87ac087ad7b3e3cad9a135430ccf1f5ff78001bd2d39e16e23f8", kill_on_drop: false }`
[INFO] [stdout] 80735b7aa2af87ac087ad7b3e3cad9a135430ccf1f5ff78001bd2d39e16e23f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0f878eaa4a5cbf4aaa6bdb4ddf129e979338bb00e3fd66deed13ca1a5ae73d2
[INFO] running `Command { std: "docker" "start" "-a" "e0f878eaa4a5cbf4aaa6bdb4ddf129e979338bb00e3fd66deed13ca1a5ae73d2", kill_on_drop: false }`
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[INFO] [stderr]     Checking rawpointer v0.2.1
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[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling num-bigint v0.2.6
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[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling time-core v0.1.2
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[INFO] [stderr]    Compiling openblas-src v0.9.0
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[INFO] [stderr]     Checking rand_chacha v0.2.2
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[INFO] [stderr]     Checking is-terminal v0.4.12
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[INFO] [stderr]     Checking failure v0.1.8
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[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking slog-json v2.6.1
[INFO] [stderr]     Checking argmin_core v0.2.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `ArgminCheckpoint` is imported redundantly
[INFO] [stdout]   --> src/executor.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::serialization::*;
[INFO] [stdout]    |     ----------------------- the item `ArgminCheckpoint` is already imported here
[INFO] [stdout] 11 | use crate::{
[INFO] [stdout] 12 |     ArgminCheckpoint, ArgminIterData, ArgminKV, ArgminOp, ArgminResult, Error, IterState, Observe,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:197:5
[INFO] [stdout]     |
[INFO] [stdout] 197 |     /// Set target cost value
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:199:5
[INFO] [stdout]     |
[INFO] [stdout] 199 |     /// Set maximum number of iterations
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:201:5
[INFO] [stdout]     |
[INFO] [stdout] 201 |     /// Set iteration number where the previous best parameter vector was found
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:203:5
[INFO] [stdout]     |
[INFO] [stdout] 203 |     /// Set termination_reston
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:205:5
[INFO] [stdout]     |
[INFO] [stdout] 205 |     /// Set time required so far
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:207:5
[INFO] [stdout]     |
[INFO] [stdout] 207 |     /// Returns current parameter vector
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:209:5
[INFO] [stdout]     |
[INFO] [stdout] 209 |     /// Returns previous parameter vector
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:211:5
[INFO] [stdout]     |
[INFO] [stdout] 211 |     /// Returns best parameter vector
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:213:5
[INFO] [stdout]     |
[INFO] [stdout] 213 |     /// Returns previous best parameter vector
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:215:5
[INFO] [stdout]     |
[INFO] [stdout] 215 |     /// Returns current cost function value
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:217:5
[INFO] [stdout]     |
[INFO] [stdout] 217 |     /// Returns previous cost function value
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:219:5
[INFO] [stdout]     |
[INFO] [stdout] 219 |     /// Returns current best cost function value
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:221:5
[INFO] [stdout]     |
[INFO] [stdout] 221 |     /// Returns previous best cost function value
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:223:5
[INFO] [stdout]     |
[INFO] [stdout] 223 |     /// Returns target cost
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:225:5
[INFO] [stdout]     |
[INFO] [stdout] 225 |     /// Returns current cost function evaluation count
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:227:5
[INFO] [stdout]     |
[INFO] [stdout] 227 |     /// Returns current gradient function evaluation count
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:229:5
[INFO] [stdout]     |
[INFO] [stdout] 229 |     /// Returns current Hessian function evaluation count
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:231:5
[INFO] [stdout]     |
[INFO] [stdout] 231 |     /// Returns current Jacobian function evaluation count
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:233:5
[INFO] [stdout]     |
[INFO] [stdout] 233 |     /// Returns current Modify function evaluation count
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:235:5
[INFO] [stdout]     |
[INFO] [stdout] 235 |     /// Returns iteration number where the last best parameter vector was found
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:237:5
[INFO] [stdout]     |
[INFO] [stdout] 237 |     /// Get termination_reason
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:239:5
[INFO] [stdout]     |
[INFO] [stdout] 239 |     /// Get time required so far
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:241:5
[INFO] [stdout]     |
[INFO] [stdout] 241 |     /// Returns gradient
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:243:5
[INFO] [stdout]     |
[INFO] [stdout] 243 |     /// Returns previous gradient
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:245:5
[INFO] [stdout]     |
[INFO] [stdout] 245 |     /// Returns current Hessian
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:247:5
[INFO] [stdout]     |
[INFO] [stdout] 247 |     /// Returns previous Hessian
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:249:5
[INFO] [stdout]     |
[INFO] [stdout] 249 |     /// Returns current Jacobian
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:251:5
[INFO] [stdout]     |
[INFO] [stdout] 251 |     /// Returns previous Jacobian
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:253:5
[INFO] [stdout]     |
[INFO] [stdout] 253 |     /// Returns current number of iterations
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:255:5
[INFO] [stdout]     |
[INFO] [stdout] 255 |     /// Returns maximum number of iterations
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `std` is imported redundantly
[INFO] [stdout]   --> src/kv.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std;
[INFO] [stdout]    |     ^^^ the item `std` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::add::*`
[INFO] [stdout]   --> src/math/mod.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 78 | pub use crate::math::add::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::add_vec::*`
[INFO] [stdout]   --> src/math/mod.rs:81:9
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub use crate::math::add_vec::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::conj::*`
[INFO] [stdout]   --> src/math/mod.rs:82:9
[INFO] [stdout]    |
[INFO] [stdout] 82 | pub use crate::math::conj::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::conj_vec::*`
[INFO] [stdout]   --> src/math/mod.rs:85:9
[INFO] [stdout]    |
[INFO] [stdout] 85 | pub use crate::math::conj_vec::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::dot::*`
[INFO] [stdout]   --> src/math/mod.rs:88:9
[INFO] [stdout]    |
[INFO] [stdout] 88 | pub use crate::math::dot::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::dot_vec::*`
[INFO] [stdout]   --> src/math/mod.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 | pub use crate::math::dot_vec::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::eye_vec::*`
[INFO] [stdout]   --> src/math/mod.rs:94:9
[INFO] [stdout]    |
[INFO] [stdout] 94 | pub use crate::math::eye_vec::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::mul::*`
[INFO] [stdout]   --> src/math/mod.rs:97:9
[INFO] [stdout]    |
[INFO] [stdout] 97 | pub use crate::math::mul::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::mul_vec::*`
[INFO] [stdout]    --> src/math/mod.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout] 100 | pub use crate::math::mul_vec::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::norm::*`
[INFO] [stdout]    --> src/math/mod.rs:101:9
[INFO] [stdout]     |
[INFO] [stdout] 101 | pub use crate::math::norm::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::norm_vec::*`
[INFO] [stdout]    --> src/math/mod.rs:104:9
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub use crate::math::norm_vec::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::scaledadd::*`
[INFO] [stdout]    --> src/math/mod.rs:105:9
[INFO] [stdout]     |
[INFO] [stdout] 105 | pub use crate::math::scaledadd::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::scaledadd_vec::*`
[INFO] [stdout]    --> src/math/mod.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 108 | pub use crate::math::scaledadd_vec::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::scaledsub::*`
[INFO] [stdout]    --> src/math/mod.rs:109:9
[INFO] [stdout]     |
[INFO] [stdout] 109 | pub use crate::math::scaledsub::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::scaledsub_vec::*`
[INFO] [stdout]    --> src/math/mod.rs:112:9
[INFO] [stdout]     |
[INFO] [stdout] 112 | pub use crate::math::scaledsub_vec::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::sub::*`
[INFO] [stdout]    --> src/math/mod.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 113 | pub use crate::math::sub::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::sub_vec::*`
[INFO] [stdout]    --> src/math/mod.rs:116:9
[INFO] [stdout]     |
[INFO] [stdout] 116 | pub use crate::math::sub_vec::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::transpose::*`
[INFO] [stdout]    --> src/math/mod.rs:117:9
[INFO] [stdout]     |
[INFO] [stdout] 117 | pub use crate::math::transpose::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::transpose_vec::*`
[INFO] [stdout]    --> src/math/mod.rs:120:9
[INFO] [stdout]     |
[INFO] [stdout] 120 | pub use crate::math::transpose_vec::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::weighteddot::*`
[INFO] [stdout]    --> src/math/mod.rs:121:9
[INFO] [stdout]     |
[INFO] [stdout] 121 | pub use crate::math::weighteddot::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::zero::*`
[INFO] [stdout]    --> src/math/mod.rs:122:9
[INFO] [stdout]     |
[INFO] [stdout] 122 | pub use crate::math::zero::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::zero_vec::*`
[INFO] [stdout]    --> src/math/mod.rs:125:9
[INFO] [stdout]     |
[INFO] [stdout] 125 | pub use crate::math::zero_vec::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::random_vec::*`
[INFO] [stdout]    --> src/math/mod.rs:128:9
[INFO] [stdout]     |
[INFO] [stdout] 128 | pub use crate::math::random_vec::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::minmax_vec::*`
[INFO] [stdout]    --> src/math/mod.rs:131:9
[INFO] [stdout]     |
[INFO] [stdout] 131 | pub use crate::math::minmax_vec::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Default` is imported redundantly
[INFO] [stdout]   --> src/observers/file.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::default::Default;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Default` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `slog` is imported redundantly
[INFO] [stdout]   --> src/observers/slog_logger.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use slog;
[INFO] [stdout]    |     ^^^^ the item `slog` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `slog_async` is imported redundantly
[INFO] [stdout]   --> src/observers/slog_logger.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use slog_async;
[INFO] [stdout]    |     ^^^^^^^^^^ the item `slog_async` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `slog_json` is imported redundantly
[INFO] [stdout]   --> src/observers/slog_logger.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use slog_json;
[INFO] [stdout]    |     ^^^^^^^^^ the item `slog_json` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `slog_term` is imported redundantly
[INFO] [stdout]   --> src/observers/slog_logger.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use slog_term;
[INFO] [stdout]    |     ^^^^^^^^^ the item `slog_term` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Default` is imported redundantly
[INFO] [stdout]   --> src/serialization.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::default::Default;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Default` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, they should be avoided as they go against expectation
[INFO] [stdout]   --> src/errors.rs:14:17
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[derive(Debug, Fail)]
[INFO] [stdout]    |                 ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: move this `impl` block outside the of the current constant `_DERIVE_failure_Fail_FOR_ArgminError`
[INFO] [stdout]    = note: an `impl` definition is non-local if it is nested inside an item and may impact type checking outside of that item. This can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: one exception to the rule are anon-const (`const _: () = { ... }`) at top-level module and anon-const at the same nesting as the trait or type
[INFO] [stdout]    = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>
[INFO] [stdout]    = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive`
[INFO] [stdout]    = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, they should be avoided as they go against expectation
[INFO] [stdout]   --> src/errors.rs:14:17
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[derive(Debug, Fail)]
[INFO] [stdout]    |                 ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: move this `impl` block outside the of the current constant `_DERIVE_failure_core_fmt_Display_FOR_ArgminError`
[INFO] [stdout]    = note: an `impl` definition is non-local if it is nested inside an item and may impact type checking outside of that item. This can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: one exception to the rule are anon-const (`const _: () = { ... }`) at top-level module and anon-const at the same nesting as the trait or type
[INFO] [stdout]    = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>
[INFO] [stdout]    = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive`
[INFO] [stdout]    = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 64 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking lapack-src v0.6.0
[INFO] [stderr]     Checking blas-src v0.6.1
[INFO] [stderr]     Checking ndarray-linalg v0.12.1
[INFO] [stdout] warning: the item `ArgminCheckpoint` is imported redundantly
[INFO] [stdout]   --> src/executor.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::serialization::*;
[INFO] [stdout]    |     ----------------------- the item `ArgminCheckpoint` is already imported here
[INFO] [stdout] 11 | use crate::{
[INFO] [stdout] 12 |     ArgminCheckpoint, ArgminIterData, ArgminKV, ArgminOp, ArgminResult, Error, IterState, Observe,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:197:5
[INFO] [stdout]     |
[INFO] [stdout] 197 |     /// Set target cost value
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:199:5
[INFO] [stdout]     |
[INFO] [stdout] 199 |     /// Set maximum number of iterations
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:201:5
[INFO] [stdout]     |
[INFO] [stdout] 201 |     /// Set iteration number where the previous best parameter vector was found
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:203:5
[INFO] [stdout]     |
[INFO] [stdout] 203 |     /// Set termination_reston
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:205:5
[INFO] [stdout]     |
[INFO] [stdout] 205 |     /// Set time required so far
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:207:5
[INFO] [stdout]     |
[INFO] [stdout] 207 |     /// Returns current parameter vector
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:209:5
[INFO] [stdout]     |
[INFO] [stdout] 209 |     /// Returns previous parameter vector
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:211:5
[INFO] [stdout]     |
[INFO] [stdout] 211 |     /// Returns best parameter vector
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:213:5
[INFO] [stdout]     |
[INFO] [stdout] 213 |     /// Returns previous best parameter vector
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:215:5
[INFO] [stdout]     |
[INFO] [stdout] 215 |     /// Returns current cost function value
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:217:5
[INFO] [stdout]     |
[INFO] [stdout] 217 |     /// Returns previous cost function value
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:219:5
[INFO] [stdout]     |
[INFO] [stdout] 219 |     /// Returns current best cost function value
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:221:5
[INFO] [stdout]     |
[INFO] [stdout] 221 |     /// Returns previous best cost function value
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:223:5
[INFO] [stdout]     |
[INFO] [stdout] 223 |     /// Returns target cost
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:225:5
[INFO] [stdout]     |
[INFO] [stdout] 225 |     /// Returns current cost function evaluation count
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:227:5
[INFO] [stdout]     |
[INFO] [stdout] 227 |     /// Returns current gradient function evaluation count
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:229:5
[INFO] [stdout]     |
[INFO] [stdout] 229 |     /// Returns current Hessian function evaluation count
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:231:5
[INFO] [stdout]     |
[INFO] [stdout] 231 |     /// Returns current Jacobian function evaluation count
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:233:5
[INFO] [stdout]     |
[INFO] [stdout] 233 |     /// Returns current Modify function evaluation count
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:235:5
[INFO] [stdout]     |
[INFO] [stdout] 235 |     /// Returns iteration number where the last best parameter vector was found
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:237:5
[INFO] [stdout]     |
[INFO] [stdout] 237 |     /// Get termination_reason
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:239:5
[INFO] [stdout]     |
[INFO] [stdout] 239 |     /// Get time required so far
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:241:5
[INFO] [stdout]     |
[INFO] [stdout] 241 |     /// Returns gradient
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:243:5
[INFO] [stdout]     |
[INFO] [stdout] 243 |     /// Returns previous gradient
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:245:5
[INFO] [stdout]     |
[INFO] [stdout] 245 |     /// Returns current Hessian
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:247:5
[INFO] [stdout]     |
[INFO] [stdout] 247 |     /// Returns previous Hessian
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:249:5
[INFO] [stdout]     |
[INFO] [stdout] 249 |     /// Returns current Jacobian
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:251:5
[INFO] [stdout]     |
[INFO] [stdout] 251 |     /// Returns previous Jacobian
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:253:5
[INFO] [stdout]     |
[INFO] [stdout] 253 |     /// Returns current number of iterations
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:255:5
[INFO] [stdout]     |
[INFO] [stdout] 255 |     /// Returns maximum number of iterations
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `std` is imported redundantly
[INFO] [stdout]   --> src/kv.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std;
[INFO] [stdout]    |     ^^^ the item `std` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::add::*`
[INFO] [stdout]   --> src/math/mod.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 78 | pub use crate::math::add::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::add_vec::*`
[INFO] [stdout]   --> src/math/mod.rs:81:9
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub use crate::math::add_vec::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::conj::*`
[INFO] [stdout]   --> src/math/mod.rs:82:9
[INFO] [stdout]    |
[INFO] [stdout] 82 | pub use crate::math::conj::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::conj_vec::*`
[INFO] [stdout]   --> src/math/mod.rs:85:9
[INFO] [stdout]    |
[INFO] [stdout] 85 | pub use crate::math::conj_vec::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::dot::*`
[INFO] [stdout]   --> src/math/mod.rs:88:9
[INFO] [stdout]    |
[INFO] [stdout] 88 | pub use crate::math::dot::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::dot_vec::*`
[INFO] [stdout]   --> src/math/mod.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 | pub use crate::math::dot_vec::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::eye_vec::*`
[INFO] [stdout]   --> src/math/mod.rs:94:9
[INFO] [stdout]    |
[INFO] [stdout] 94 | pub use crate::math::eye_vec::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::mul::*`
[INFO] [stdout]   --> src/math/mod.rs:97:9
[INFO] [stdout]    |
[INFO] [stdout] 97 | pub use crate::math::mul::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::mul_vec::*`
[INFO] [stdout]    --> src/math/mod.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout] 100 | pub use crate::math::mul_vec::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::norm::*`
[INFO] [stdout]    --> src/math/mod.rs:101:9
[INFO] [stdout]     |
[INFO] [stdout] 101 | pub use crate::math::norm::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::norm_vec::*`
[INFO] [stdout]    --> src/math/mod.rs:104:9
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub use crate::math::norm_vec::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::scaledadd::*`
[INFO] [stdout]    --> src/math/mod.rs:105:9
[INFO] [stdout]     |
[INFO] [stdout] 105 | pub use crate::math::scaledadd::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::scaledadd_vec::*`
[INFO] [stdout]    --> src/math/mod.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 108 | pub use crate::math::scaledadd_vec::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::scaledsub::*`
[INFO] [stdout]    --> src/math/mod.rs:109:9
[INFO] [stdout]     |
[INFO] [stdout] 109 | pub use crate::math::scaledsub::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::scaledsub_vec::*`
[INFO] [stdout]    --> src/math/mod.rs:112:9
[INFO] [stdout]     |
[INFO] [stdout] 112 | pub use crate::math::scaledsub_vec::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::sub::*`
[INFO] [stdout]    --> src/math/mod.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 113 | pub use crate::math::sub::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::sub_vec::*`
[INFO] [stdout]    --> src/math/mod.rs:116:9
[INFO] [stdout]     |
[INFO] [stdout] 116 | pub use crate::math::sub_vec::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::transpose::*`
[INFO] [stdout]    --> src/math/mod.rs:117:9
[INFO] [stdout]     |
[INFO] [stdout] 117 | pub use crate::math::transpose::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::transpose_vec::*`
[INFO] [stdout]    --> src/math/mod.rs:120:9
[INFO] [stdout]     |
[INFO] [stdout] 120 | pub use crate::math::transpose_vec::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::weighteddot::*`
[INFO] [stdout]    --> src/math/mod.rs:121:9
[INFO] [stdout]     |
[INFO] [stdout] 121 | pub use crate::math::weighteddot::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::zero::*`
[INFO] [stdout]    --> src/math/mod.rs:122:9
[INFO] [stdout]     |
[INFO] [stdout] 122 | pub use crate::math::zero::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::zero_vec::*`
[INFO] [stdout]    --> src/math/mod.rs:125:9
[INFO] [stdout]     |
[INFO] [stdout] 125 | pub use crate::math::zero_vec::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::random_vec::*`
[INFO] [stdout]    --> src/math/mod.rs:128:9
[INFO] [stdout]     |
[INFO] [stdout] 128 | pub use crate::math::random_vec::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::minmax_vec::*`
[INFO] [stdout]    --> src/math/mod.rs:131:9
[INFO] [stdout]     |
[INFO] [stdout] 131 | pub use crate::math::minmax_vec::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Default` is imported redundantly
[INFO] [stdout]   --> src/observers/file.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::default::Default;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Default` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `slog` is imported redundantly
[INFO] [stdout]   --> src/observers/slog_logger.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use slog;
[INFO] [stdout]    |     ^^^^ the item `slog` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `slog_async` is imported redundantly
[INFO] [stdout]   --> src/observers/slog_logger.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use slog_async;
[INFO] [stdout]    |     ^^^^^^^^^^ the item `slog_async` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `slog_json` is imported redundantly
[INFO] [stdout]   --> src/observers/slog_logger.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use slog_json;
[INFO] [stdout]    |     ^^^^^^^^^ the item `slog_json` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `slog_term` is imported redundantly
[INFO] [stdout]   --> src/observers/slog_logger.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use slog_term;
[INFO] [stdout]    |     ^^^^^^^^^ the item `slog_term` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Default` is imported redundantly
[INFO] [stdout]   --> src/serialization.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::default::Default;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/b3bd7058c139e71bae0862ef8f8ac936208873e9/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Default` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `MinimalNoOperator` is imported redundantly
[INFO] [stdout]    --> src/serialization.rs:141:9
[INFO] [stdout]     |
[INFO] [stdout] 141 |     use crate::nooperator::MinimalNoOperator;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 142 |     use crate::*;
[INFO] [stdout]     |         -------- the item `MinimalNoOperator` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, they should be avoided as they go against expectation
[INFO] [stdout]   --> src/errors.rs:14:17
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[derive(Debug, Fail)]
[INFO] [stdout]    |                 ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: move this `impl` block outside the of the current constant `_DERIVE_failure_Fail_FOR_ArgminError`
[INFO] [stdout]    = note: an `impl` definition is non-local if it is nested inside an item and may impact type checking outside of that item. This can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: one exception to the rule are anon-const (`const _: () = { ... }`) at top-level module and anon-const at the same nesting as the trait or type
[INFO] [stdout]    = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>
[INFO] [stdout]    = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive`
[INFO] [stdout]    = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, they should be avoided as they go against expectation
[INFO] [stdout]   --> src/errors.rs:14:17
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[derive(Debug, Fail)]
[INFO] [stdout]    |                 ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: move this `impl` block outside the of the current constant `_DERIVE_failure_core_fmt_Display_FOR_ArgminError`
[INFO] [stdout]    = note: an `impl` definition is non-local if it is nested inside an item and may impact type checking outside of that item. This can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: one exception to the rule are anon-const (`const _: () = { ... }`) at top-level module and anon-const at the same nesting as the trait or type
[INFO] [stdout]    = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>
[INFO] [stdout]    = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive`
[INFO] [stdout]    = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 65 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4m 09s
[INFO] running `Command { std: "docker" "inspect" "e0f878eaa4a5cbf4aaa6bdb4ddf129e979338bb00e3fd66deed13ca1a5ae73d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0f878eaa4a5cbf4aaa6bdb4ddf129e979338bb00e3fd66deed13ca1a5ae73d2", kill_on_drop: false }`
[INFO] [stdout] e0f878eaa4a5cbf4aaa6bdb4ddf129e979338bb00e3fd66deed13ca1a5ae73d2
[INFO] checking argmin_core-0.2.5 against try#57fe1b734d9ff1c8a92bda60b85506b9648158d3 for pr-123752
[INFO] extracting crate argmin_core 0.2.5 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate argmin_core 0.2.5 on toolchain 57fe1b734d9ff1c8a92bda60b85506b9648158d3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate argmin_core 0.2.5
[INFO] finished tweaking crates.io crate argmin_core 0.2.5
[INFO] tweaked toml for crates.io crate argmin_core 0.2.5 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 129 packages
[INFO] [stderr]       Adding approx v0.3.2 (latest: v0.5.1)
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[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "fetch" "--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-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a242af32bfcacb66b022e6ed711ac1539c2eb19548cd3eccc5366c756a73aa5e
[INFO] running `Command { std: "docker" "start" "-a" "a242af32bfcacb66b022e6ed711ac1539c2eb19548cd3eccc5366c756a73aa5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a242af32bfcacb66b022e6ed711ac1539c2eb19548cd3eccc5366c756a73aa5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a242af32bfcacb66b022e6ed711ac1539c2eb19548cd3eccc5366c756a73aa5e", kill_on_drop: false }`
[INFO] [stdout] a242af32bfcacb66b022e6ed711ac1539c2eb19548cd3eccc5366c756a73aa5e
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bfb5d5da21ca198f5cb49ff94c9c42470aab479c5a5134203e70ccb5df504f3c
[INFO] running `Command { std: "docker" "start" "-a" "bfb5d5da21ca198f5cb49ff94c9c42470aab479c5a5134203e70ccb5df504f3c", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.18
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[INFO] [stderr]     Checking num v0.4.1
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[INFO] [stderr]     Checking num v0.2.1
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[INFO] [stderr]     Checking argmin_core v0.2.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `ArgminCheckpoint` is imported redundantly
[INFO] [stdout]   --> src/executor.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::serialization::*;
[INFO] [stdout]    |     ----------------------- the item `ArgminCheckpoint` is already imported here
[INFO] [stdout] 11 | use crate::{
[INFO] [stdout] 12 |     ArgminCheckpoint, ArgminIterData, ArgminKV, ArgminOp, ArgminResult, Error, IterState, Observe,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:197:5
[INFO] [stdout]     |
[INFO] [stdout] 197 |     /// Set target cost value
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:199:5
[INFO] [stdout]     |
[INFO] [stdout] 199 |     /// Set maximum number of iterations
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:201:5
[INFO] [stdout]     |
[INFO] [stdout] 201 |     /// Set iteration number where the previous best parameter vector was found
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:203:5
[INFO] [stdout]     |
[INFO] [stdout] 203 |     /// Set termination_reston
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:205:5
[INFO] [stdout]     |
[INFO] [stdout] 205 |     /// Set time required so far
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:207:5
[INFO] [stdout]     |
[INFO] [stdout] 207 |     /// Returns current parameter vector
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:209:5
[INFO] [stdout]     |
[INFO] [stdout] 209 |     /// Returns previous parameter vector
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:211:5
[INFO] [stdout]     |
[INFO] [stdout] 211 |     /// Returns best parameter vector
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:213:5
[INFO] [stdout]     |
[INFO] [stdout] 213 |     /// Returns previous best parameter vector
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:215:5
[INFO] [stdout]     |
[INFO] [stdout] 215 |     /// Returns current cost function value
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:217:5
[INFO] [stdout]     |
[INFO] [stdout] 217 |     /// Returns previous cost function value
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:219:5
[INFO] [stdout]     |
[INFO] [stdout] 219 |     /// Returns current best cost function value
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:221:5
[INFO] [stdout]     |
[INFO] [stdout] 221 |     /// Returns previous best cost function value
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:223:5
[INFO] [stdout]     |
[INFO] [stdout] 223 |     /// Returns target cost
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:225:5
[INFO] [stdout]     |
[INFO] [stdout] 225 |     /// Returns current cost function evaluation count
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:227:5
[INFO] [stdout]     |
[INFO] [stdout] 227 |     /// Returns current gradient function evaluation count
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:229:5
[INFO] [stdout]     |
[INFO] [stdout] 229 |     /// Returns current Hessian function evaluation count
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:231:5
[INFO] [stdout]     |
[INFO] [stdout] 231 |     /// Returns current Jacobian function evaluation count
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:233:5
[INFO] [stdout]     |
[INFO] [stdout] 233 |     /// Returns current Modify function evaluation count
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:235:5
[INFO] [stdout]     |
[INFO] [stdout] 235 |     /// Returns iteration number where the last best parameter vector was found
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:237:5
[INFO] [stdout]     |
[INFO] [stdout] 237 |     /// Get termination_reason
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:239:5
[INFO] [stdout]     |
[INFO] [stdout] 239 |     /// Get time required so far
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:241:5
[INFO] [stdout]     |
[INFO] [stdout] 241 |     /// Returns gradient
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:243:5
[INFO] [stdout]     |
[INFO] [stdout] 243 |     /// Returns previous gradient
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:245:5
[INFO] [stdout]     |
[INFO] [stdout] 245 |     /// Returns current Hessian
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:247:5
[INFO] [stdout]     |
[INFO] [stdout] 247 |     /// Returns previous Hessian
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:249:5
[INFO] [stdout]     |
[INFO] [stdout] 249 |     /// Returns current Jacobian
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:251:5
[INFO] [stdout]     |
[INFO] [stdout] 251 |     /// Returns previous Jacobian
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:253:5
[INFO] [stdout]     |
[INFO] [stdout] 253 |     /// Returns current number of iterations
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/iterstate.rs:255:5
[INFO] [stdout]     |
[INFO] [stdout] 255 |     /// Returns maximum number of iterations
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `std` is imported redundantly
[INFO] [stdout]   --> src/kv.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std;
[INFO] [stdout]    |     ^^^ the item `std` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::add::*`
[INFO] [stdout]   --> src/math/mod.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 78 | pub use crate::math::add::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::add_vec::*`
[INFO] [stdout]   --> src/math/mod.rs:81:9
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub use crate::math::add_vec::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::conj::*`
[INFO] [stdout]   --> src/math/mod.rs:82:9
[INFO] [stdout]    |
[INFO] [stdout] 82 | pub use crate::math::conj::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::conj_vec::*`
[INFO] [stdout]   --> src/math/mod.rs:85:9
[INFO] [stdout]    |
[INFO] [stdout] 85 | pub use crate::math::conj_vec::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::dot::*`
[INFO] [stdout]   --> src/math/mod.rs:88:9
[INFO] [stdout]    |
[INFO] [stdout] 88 | pub use crate::math::dot::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::dot_vec::*`
[INFO] [stdout]   --> src/math/mod.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 | pub use crate::math::dot_vec::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::eye_vec::*`
[INFO] [stdout]   --> src/math/mod.rs:94:9
[INFO] [stdout]    |
[INFO] [stdout] 94 | pub use crate::math::eye_vec::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::mul::*`
[INFO] [stdout]   --> src/math/mod.rs:97:9
[INFO] [stdout]    |
[INFO] [stdout] 97 | pub use crate::math::mul::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::mul_vec::*`
[INFO] [stdout]    --> src/math/mod.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout] 100 | pub use crate::math::mul_vec::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::norm::*`
[INFO] [stdout]    --> src/math/mod.rs:101:9
[INFO] [stdout]     |
[INFO] [stdout] 101 | pub use crate::math::norm::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::norm_vec::*`
[INFO] [stdout]    --> src/math/mod.rs:104:9
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub use crate::math::norm_vec::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::scaledadd::*`
[INFO] [stdout]    --> src/math/mod.rs:105:9
[INFO] [stdout]     |
[INFO] [stdout] 105 | pub use crate::math::scaledadd::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::scaledadd_vec::*`
[INFO] [stdout]    --> src/math/mod.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 108 | pub use crate::math::scaledadd_vec::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::scaledsub::*`
[INFO] [stdout]    --> src/math/mod.rs:109:9
[INFO] [stdout]     |
[INFO] [stdout] 109 | pub use crate::math::scaledsub::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::scaledsub_vec::*`
[INFO] [stdout]    --> src/math/mod.rs:112:9
[INFO] [stdout]     |
[INFO] [stdout] 112 | pub use crate::math::scaledsub_vec::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::sub::*`
[INFO] [stdout]    --> src/math/mod.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 113 | pub use crate::math::sub::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::sub_vec::*`
[INFO] [stdout]    --> src/math/mod.rs:116:9
[INFO] [stdout]     |
[INFO] [stdout] 116 | pub use crate::math::sub_vec::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::transpose::*`
[INFO] [stdout]    --> src/math/mod.rs:117:9
[INFO] [stdout]     |
[INFO] [stdout] 117 | pub use crate::math::transpose::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::transpose_vec::*`
[INFO] [stdout]    --> src/math/mod.rs:120:9
[INFO] [stdout]     |
[INFO] [stdout] 120 | pub use crate::math::transpose_vec::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::weighteddot::*`
[INFO] [stdout]    --> src/math/mod.rs:121:9
[INFO] [stdout]     |
[INFO] [stdout] 121 | pub use crate::math::weighteddot::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::zero::*`
[INFO] [stdout]    --> src/math/mod.rs:122:9
[INFO] [stdout]     |
[INFO] [stdout] 122 | pub use crate::math::zero::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::zero_vec::*`
[INFO] [stdout]    --> src/math/mod.rs:125:9
[INFO] [stdout]     |
[INFO] [stdout] 125 | pub use crate::math::zero_vec::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::random_vec::*`
[INFO] [stdout]    --> src/math/mod.rs:128:9
[INFO] [stdout]     |
[INFO] [stdout] 128 | pub use crate::math::random_vec::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::minmax_vec::*`
[INFO] [stdout]    --> src/math/mod.rs:131:9
[INFO] [stdout]     |
[INFO] [stdout] 131 | pub use crate::math::minmax_vec::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Default` is imported redundantly
[INFO] [stdout]   --> src/observers/file.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::default::Default;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Default` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `slog` is imported redundantly
[INFO] [stdout]   --> src/observers/slog_logger.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use slog;
[INFO] [stdout]    |     ^^^^ the item `slog` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `slog_async` is imported redundantly
[INFO] [stdout]   --> src/observers/slog_logger.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use slog_async;
[INFO] [stdout]    |     ^^^^^^^^^^ the item `slog_async` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `slog_json` is imported redundantly
[INFO] [stdout]   --> src/observers/slog_logger.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use slog_json;
[INFO] [stdout]    |     ^^^^^^^^^ the item `slog_json` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `slog_term` is imported redundantly
[INFO] [stdout]   --> src/observers/slog_logger.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use slog_term;
[INFO] [stdout]    |     ^^^^^^^^^ the item `slog_term` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Default` is imported redundantly
[INFO] [stdout]   --> src/serialization.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::default::Default;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/57fe1b734d9ff1c8a92bda60b85506b9648158d3/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Default` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, they should be avoided as they go against expectation
[INFO] [stdout]   --> src/errors.rs:14:17
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[derive(Debug, Fail)]
[INFO] [stdout]    |                 ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: move this `impl` block outside the of the current constant `_DERIVE_failure_Fail_FOR_ArgminError`
[INFO] [stdout]    = note: an `impl` definition is non-local if it is nested inside an item and may impact type checking outside of that item. This can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: one exception to the rule are anon-const (`const _: () = { ... }`) at top-level module and anon-const at the same nesting as the trait or type
[INFO] [stdout]    = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>
[INFO] [stdout]    = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive`
[INFO] [stdout]    = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, they should be avoided as they go against expectation
[INFO] [stdout]   --> src/errors.rs:14:17
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[derive(Debug, Fail)]
[INFO] [stdout]    |                 ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: move this `impl` block outside the of the current constant `_DERIVE_failure_core_fmt_Display_FOR_ArgminError`
[INFO] [stdout]    = note: an `impl` definition is non-local if it is nested inside an item and may impact type checking outside of that item. This can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: one exception to the rule are anon-const (`const _: () = { ... }`) at top-level module and anon-const at the same nesting as the trait or type
[INFO] [stdout]    = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>
[INFO] [stdout]    = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive`
[INFO] [stdout]    = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 64 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "bfb5d5da21ca198f5cb49ff94c9c42470aab479c5a5134203e70ccb5df504f3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfb5d5da21ca198f5cb49ff94c9c42470aab479c5a5134203e70ccb5df504f3c", kill_on_drop: false }`
[INFO] [stdout] bfb5d5da21ca198f5cb49ff94c9c42470aab479c5a5134203e70ccb5df504f3c