[INFO] fetching crate mosekcomodel 0.4.3...
[INFO] building mosekcomodel-0.4.3 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate mosekcomodel 0.4.3 into /workspace/builds/worker-2-tc1/source
[INFO] removed /workspace/builds/worker-2-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate mosekcomodel 0.4.3
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate mosekcomodel 0.4.3
[INFO] tweaked toml for crates.io crate mosekcomodel 0.4.3 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mosekcomodel 0.4.3 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mosekcomodel 0.4.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mosek v11.0.16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 356f2c4bcc7b87ebd7d88e3543f120e546a6048afe30996506da445196691004
[INFO] running `Command { std: "docker" "start" "-a" "356f2c4bcc7b87ebd7d88e3543f120e546a6048afe30996506da445196691004", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "356f2c4bcc7b87ebd7d88e3543f120e546a6048afe30996506da445196691004", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "356f2c4bcc7b87ebd7d88e3543f120e546a6048afe30996506da445196691004", kill_on_drop: false }`
[INFO] [stdout] 356f2c4bcc7b87ebd7d88e3543f120e546a6048afe30996506da445196691004
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 66c869cb7306862d8494dbc9014055e3babfb4d87dd7ae45ca1a44e4e6c80ae7
[INFO] running `Command { std: "docker" "start" "-a" "66c869cb7306862d8494dbc9014055e3babfb4d87dd7ae45ca1a44e4e6c80ae7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling mosek v11.0.16
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling mosekcomodel v0.4.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/domain/mod.rs:267:45
[INFO] [stdout]     |
[INFO] [stdout] 267 |                 *shape.get(d).ok_or_else(|| ("Invalid cone dimension index for this shape".to_string()))?
[INFO] [stdout]     |                                             ^                                                         ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 267 -                 *shape.get(d).ok_or_else(|| ("Invalid cone dimension index for this shape".to_string()))?
[INFO] [stdout] 267 +                 *shape.get(d).ok_or_else(|| "Invalid cone dimension index for this shape".to_string())?
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/expr/eval.rs:45:32
[INFO] [stdout]    |
[INFO] [stdout] 45 |             .filter(|(&i,_,_)| (i < last && 
[INFO] [stdout]    |                                ^
[INFO] [stdout] ...
[INFO] [stdout] 49 |                                  ( anti && index <  0 && d-i%d + absidx == i/d))))
[INFO] [stdout]    |                                                                                 ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 45 ~             .filter(|(&i,_,_)| i < last && 
[INFO] [stdout] 46 |                                 (((!anti) && index >= 0 && i%d == i/d + absidx) ||
[INFO] [stdout] 47 |                                  ((!anti) && index <  0 && i%d - absidx == i/d) || 
[INFO] [stdout] 48 |                                  ( anti && index >= 0 && d-i%d - absidx == i/d) || 
[INFO] [stdout] 49 ~                                  ( anti && index <  0 && d-i%d + absidx == i/d)))
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/expr/eval.rs:58:36
[INFO] [stdout]    |
[INFO] [stdout] 58 |                 .filter(|(&i,_,_)| (i < last && 
[INFO] [stdout]    |                                    ^
[INFO] [stdout] ...
[INFO] [stdout] 62 |                                      ( anti && index <  0 && d-i%d + absidx == i/d))))
[INFO] [stdout]    |                                                                                     ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 58 ~                 .filter(|(&i,_,_)| i < last && 
[INFO] [stdout] 59 |                                     ((!anti && index >= 0 && i%d == i/d + absidx) ||
[INFO] [stdout] 60 |                                      (!anti && index <  0 && i%d - absidx == i/d) || 
[INFO] [stdout] 61 |                                      ( anti && index >= 0 && d-i%d - absidx == i/d) || 
[INFO] [stdout] 62 ~                                      ( anti && index <  0 && d-i%d + absidx == i/d)))
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/expr/eval.rs:74:36
[INFO] [stdout]    |
[INFO] [stdout] 74 |                 .filter(|(&i,_,_)| (i < last && 
[INFO] [stdout]    |                                    ^
[INFO] [stdout] ...
[INFO] [stdout] 78 |                                      ( anti && index <  0 && d-i%d + absidx == i/d))))
[INFO] [stdout]    |                                                                                     ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 74 ~                 .filter(|(&i,_,_)| i < last && 
[INFO] [stdout] 75 |                                     ((!anti && index >= 0 && i%d == i/d + absidx) ||
[INFO] [stdout] 76 |                                      (!anti && index <  0 && i%d - absidx == i/d) || 
[INFO] [stdout] 77 |                                      ( anti && index >= 0 && d-i%d - absidx == i/d) || 
[INFO] [stdout] 78 ~                                      ( anti && index <  0 && d-i%d + absidx == i/d)))
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `itertools::Chunk`
[INFO] [stdout]  --> src/utils/iter.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use itertools::Chunk;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DJCDomainTrait`, `DJCModelTrait`, `ModelWithIntSolutionCallback`, `ModelWithLogCallback`, `PSDModelTrait`, and `VectorConeModelTrait`
[INFO] [stdout]  --> src/optserver/mod.rs:5:20
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::model::{DJCDomainTrait, DJCModelTrait, ModelWithIntSolutionCallback, ModelWithLogCallback, PSDModelTrait, VectorConeModelTrait};
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `PermuteByMutEx`
[INFO] [stdout]  --> src/optserver/mod.rs:7:56
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::utils::iter::{ChunksByIterExt, PermuteByEx, PermuteByMutEx};
[INFO] [stdout]   |                                                        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `iproduct`
[INFO] [stdout]  --> src/optserver/mod.rs:8:17
[INFO] [stdout]   |
[INFO] [stdout] 8 | use itertools::{iproduct, izip};
[INFO] [stdout]   |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `write`
[INFO] [stdout]   --> src/optserver/mod.rs:10:15
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::fs::{write, File};
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/model/mod.rs:390:52
[INFO] [stdout]     |
[INFO] [stdout] 390 |     pub fn set_int_solution_callback<F>(&mut self, mut func : F) where F : 'static+FnMut(&IntSolutionManager), T : 'static+ModelWithIntSo...
[INFO] [stdout]     |                                                    ----^^^^
[INFO] [stdout]     |                                                    |
[INFO] [stdout]     |                                                    help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/dummy.rs:190:10
[INFO] [stdout]     |
[INFO] [stdout] 190 |          name  : Option<&str>,
[INFO] [stdout]     |          ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/dummy.rs:253:10
[INFO] [stdout]     |
[INFO] [stdout] 253 |          name : Option<&str>, 
[INFO] [stdout]     |          ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `lastcon`
[INFO] [stdout]    --> src/dummy.rs:407:13
[INFO] [stdout]     |
[INFO] [stdout] 407 |         let lastcon = firstcon+n;
[INFO] [stdout]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_lastcon`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `con0`
[INFO] [stdout]    --> src/dummy.rs:421:13
[INFO] [stdout]     |
[INFO] [stdout] 421 |         let con0 = self.cons.len();
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_con0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/dummy.rs:387:9
[INFO] [stdout]     |
[INFO] [stdout] 387 |         name   : Option<&str>, 
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/dummy.rs:439:51
[INFO] [stdout]     |
[INFO] [stdout] 439 |     fn conic_variable<const N : usize>(&mut self, name : Option<&str>,dom : VectorDomain<N,D>) -> Result<Variable<N>,String> {
[INFO] [stdout]     |                                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/dummy.rs:499:13
[INFO] [stdout]     |
[INFO] [stdout] 499 |         for i in 0..ncones {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/dummy.rs:477:49
[INFO] [stdout]     |
[INFO] [stdout] 477 |     fn psd_variable<const N : usize>(&mut self, name : Option<&str>, dom : PSDDomain<N>) -> Result<Variable<N>,String> {
[INFO] [stdout]     |                                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/dummy.rs:536:52
[INFO] [stdout]     |
[INFO] [stdout] 536 |     fn psd_constraint<const N : usize>(& mut self, name : Option<&str>, dom : PSDDomain<N>,shape : &[usize], ptr : &[usize], subj : &[usi...
[INFO] [stdout]     |                                                    ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dom`
[INFO] [stdout]    --> src/dummy.rs:536:73
[INFO] [stdout]     |
[INFO] [stdout] 536 | ... mut self, name : Option<&str>, dom : PSDDomain<N>,shape : &[usize], ptr : &[usize], subj : &[usize], cof : &[f64]) -> Result<Constrai...
[INFO] [stdout]     |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_dom`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `shape`
[INFO] [stdout]    --> src/dummy.rs:536:92
[INFO] [stdout]     |
[INFO] [stdout] 536 | ...ion<&str>, dom : PSDDomain<N>,shape : &[usize], ptr : &[usize], subj : &[usize], cof : &[f64]) -> Result<Constraint<N>,String> {
[INFO] [stdout]     |                                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_shape`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ptr`
[INFO] [stdout]    --> src/dummy.rs:536:110
[INFO] [stdout]     |
[INFO] [stdout] 536 | ... PSDDomain<N>,shape : &[usize], ptr : &[usize], subj : &[usize], cof : &[f64]) -> Result<Constraint<N>,String> {
[INFO] [stdout]     |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_ptr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `subj`
[INFO] [stdout]    --> src/dummy.rs:536:126
[INFO] [stdout]     |
[INFO] [stdout] 536 | ...pe : &[usize], ptr : &[usize], subj : &[usize], cof : &[f64]) -> Result<Constraint<N>,String> {
[INFO] [stdout]     |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_subj`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cof`
[INFO] [stdout]    --> src/dummy.rs:536:143
[INFO] [stdout]     |
[INFO] [stdout] 536 | ...tr : &[usize], subj : &[usize], cof : &[f64]) -> Result<Constraint<N>,String> {
[INFO] [stdout]     |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_cof`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `first_a_row`
[INFO] [stdout]    --> src/dummy.rs:573:13
[INFO] [stdout]     |
[INFO] [stdout] 573 |         let first_a_row = self.a_ptr.len();
[INFO] [stdout]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_first_a_row`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `shape`
[INFO] [stdout]    --> src/dummy.rs:586:28
[INFO] [stdout]     |
[INFO] [stdout] 586 |             let (ct,offset,shape,conedim) = dom.extract();
[INFO] [stdout]     |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_shape`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conedim`
[INFO] [stdout]    --> src/dummy.rs:586:34
[INFO] [stdout]     |
[INFO] [stdout] 586 |             let (ct,offset,shape,conedim) = dom.extract();
[INFO] [stdout]     |                                  ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_conedim`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/dummy.rs:568:20
[INFO] [stdout]     |
[INFO] [stdout] 568 |                    name : Option<&str>, 
[INFO] [stdout]     |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `headers_begin`
[INFO] [stdout]    --> src/optserver/http.rs:256:13
[INFO] [stdout]     |
[INFO] [stdout] 256 |         let headers_begin = buf.iter().enumerate().find(|c| *c.1 == b'\n').unwrap().1+1;
[INFO] [stdout]     |             ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_headers_begin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/optserver/http.rs:246:82
[INFO] [stdout]     |
[INFO] [stdout] 246 |                 while let Some(p) = buf[lastcrlfpos..].iter().enumerate().find(|(i,&b)| b == b'\n').map(|(i,_)| i) {
[INFO] [stdout]     |                                                                                  ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `content_length`
[INFO] [stdout]    --> src/optserver/http.rs:367:21
[INFO] [stdout]     |
[INFO] [stdout] 367 |         if let Some(content_length) = content_length {
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_content_length`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/optserver/mod.rs:198:10
[INFO] [stdout]     |
[INFO] [stdout] 198 |          name  : Option<&str>,
[INFO] [stdout]     |          ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/optserver/mod.rs:261:10
[INFO] [stdout]     |
[INFO] [stdout] 261 |          name : Option<&str>, 
[INFO] [stdout]     |          ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `rescode` is assigned to, but never used
[INFO] [stdout]    --> src/optserver/mod.rs:370:17
[INFO] [stdout]     |
[INFO] [stdout] 370 |         let mut rescode = None;
[INFO] [stdout]     |                 ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_rescode` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `rescode` is never read
[INFO] [stdout]    --> src/optserver/mod.rs:383:21
[INFO] [stdout]     |
[INFO] [stdout] 383 |                     rescode = Some(r.to_string());
[INFO] [stdout]     |                     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]    --> src/optserver/mod.rs:391:26
[INFO] [stdout]     |
[INFO] [stdout] 391 |             if let Some((k,JSON::Dict(d))) = d.0.iter().find(|kv| kv.0.as_str() == "Task/solutions") {
[INFO] [stdout]     |                          ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from` is never used
[INFO] [stdout]    --> src/model/mod.rs:363:8
[INFO] [stdout]     |
[INFO] [stdout] 349 | impl<T> ModelAPI<T> where T : BaseModelTrait {
[INFO] [stdout]     | -------------------------------------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 363 |     fn from(inner : T) -> ModelAPI<T> { 
[INFO] [stdout]     |        ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `lb` and `ub` are never read
[INFO] [stdout]   --> src/dummy.rs:53:12
[INFO] [stdout]    |
[INFO] [stdout] 53 |     Linear{lb:f64,ub:f64},
[INFO] [stdout]    |     ------ ^^     ^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Element` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `coneidx`, `offset`, and `b` are never read
[INFO] [stdout]   --> src/dummy.rs:54:11
[INFO] [stdout]    |
[INFO] [stdout] 54 |     Conic{coneidx:usize,offset:usize,b:f64},
[INFO] [stdout]    |     ----- ^^^^^^^       ^^^^^^       ^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Element` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `djc_clause_ptr` are never read
[INFO] [stdout]   --> src/dummy.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub struct Backend {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 61 |     name : Option<String>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 79 |     djc_clause_ptr : Vec<usize>,  // index into djc_dom, djc_a_row
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `con_names` is never read
[INFO] [stdout]   --> src/optserver/mod.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub struct Backend {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 60 |     con_names     : Vec<Option<String>>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `proto_ver` is never read
[INFO] [stdout]   --> src/optserver/http.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Response<'a,T> where T : Read {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 17 |     proto_ver :(u8,u8),
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `get`, `put`, `head`, `content_length`, `submit_empty`, and `submit_data` are never used
[INFO] [stdout]    --> src/optserver/http.rs:143:12
[INFO] [stdout]     |
[INFO] [stdout] 132 | impl Request {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 143 |     pub fn get(path : &str)  -> Request { Request::new("GET",path) }
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 144 |     pub fn put(path : &str)  -> Request { Request::new("PUT",path) }
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 145 |     pub fn post(path : &str) -> Request { Request::new("POST", path) }
[INFO] [stdout] 146 |     pub fn head(path : &str) -> Request { Request::new("PUT", path) }
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 147 |
[INFO] [stdout] 148 |     pub fn content_length(mut self, size : usize) -> Self{
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 173 |     pub fn submit_empty<'a,T>(mut self, s : &'a mut T) -> Result<Response<'a,T>,String> 
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 186 |     pub fn submit_data<'a,T>(mut self, s : &'a mut T, data : &[u8]) -> Result<Response<'a,T>,String> 
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/utils/mod.rs:40:17
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn iter(&self) -> std::slice::Iter<usize> { self.strides.iter() }
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn iter(&self) -> std::slice::Iter<'_, usize> { self.strides.iter() }
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.48s
[INFO] running `Command { std: "docker" "inspect" "66c869cb7306862d8494dbc9014055e3babfb4d87dd7ae45ca1a44e4e6c80ae7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66c869cb7306862d8494dbc9014055e3babfb4d87dd7ae45ca1a44e4e6c80ae7", kill_on_drop: false }`
[INFO] [stdout] 66c869cb7306862d8494dbc9014055e3babfb4d87dd7ae45ca1a44e4e6c80ae7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9b6deca2e2f3d7b00aa5ba6d7c39702f1b795e85e401ed5d4ae3c0218597711
[INFO] running `Command { std: "docker" "start" "-a" "e9b6deca2e2f3d7b00aa5ba6d7c39702f1b795e85e401ed5d4ae3c0218597711", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/domain/mod.rs:267:45
[INFO] [stdout]     |
[INFO] [stdout] 267 |                 *shape.get(d).ok_or_else(|| ("Invalid cone dimension index for this shape".to_string()))?
[INFO] [stdout]     |                                             ^                                                         ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 267 -                 *shape.get(d).ok_or_else(|| ("Invalid cone dimension index for this shape".to_string()))?
[INFO] [stdout] 267 +                 *shape.get(d).ok_or_else(|| "Invalid cone dimension index for this shape".to_string())?
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/expr/eval.rs:45:32
[INFO] [stdout]    |
[INFO] [stdout] 45 |             .filter(|(&i,_,_)| (i < last && 
[INFO] [stdout]    |                                ^
[INFO] [stdout] ...
[INFO] [stdout] 49 |                                  ( anti && index <  0 && d-i%d + absidx == i/d))))
[INFO] [stdout]    |                                                                                 ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 45 ~             .filter(|(&i,_,_)| i < last && 
[INFO] [stdout] 46 |                                 (((!anti) && index >= 0 && i%d == i/d + absidx) ||
[INFO] [stdout] 47 |                                  ((!anti) && index <  0 && i%d - absidx == i/d) || 
[INFO] [stdout] 48 |                                  ( anti && index >= 0 && d-i%d - absidx == i/d) || 
[INFO] [stdout] 49 ~                                  ( anti && index <  0 && d-i%d + absidx == i/d)))
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/expr/eval.rs:58:36
[INFO] [stdout]    |
[INFO] [stdout] 58 |                 .filter(|(&i,_,_)| (i < last && 
[INFO] [stdout]    |                                    ^
[INFO] [stdout] ...
[INFO] [stdout] 62 |                                      ( anti && index <  0 && d-i%d + absidx == i/d))))
[INFO] [stdout]    |                                                                                     ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 58 ~                 .filter(|(&i,_,_)| i < last && 
[INFO] [stdout] 59 |                                     ((!anti && index >= 0 && i%d == i/d + absidx) ||
[INFO] [stdout] 60 |                                      (!anti && index <  0 && i%d - absidx == i/d) || 
[INFO] [stdout] 61 |                                      ( anti && index >= 0 && d-i%d - absidx == i/d) || 
[INFO] [stdout] 62 ~                                      ( anti && index <  0 && d-i%d + absidx == i/d)))
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/expr/eval.rs:74:36
[INFO] [stdout]    |
[INFO] [stdout] 74 |                 .filter(|(&i,_,_)| (i < last && 
[INFO] [stdout]    |                                    ^
[INFO] [stdout] ...
[INFO] [stdout] 78 |                                      ( anti && index <  0 && d-i%d + absidx == i/d))))
[INFO] [stdout]    |                                                                                     ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 74 ~                 .filter(|(&i,_,_)| i < last && 
[INFO] [stdout] 75 |                                     ((!anti && index >= 0 && i%d == i/d + absidx) ||
[INFO] [stdout] 76 |                                      (!anti && index <  0 && i%d - absidx == i/d) || 
[INFO] [stdout] 77 |                                      ( anti && index >= 0 && d-i%d - absidx == i/d) || 
[INFO] [stdout] 78 ~                                      ( anti && index <  0 && d-i%d + absidx == i/d)))
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `itertools::Chunk`
[INFO] [stdout]  --> src/utils/iter.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use itertools::Chunk;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DJCDomainTrait`, `DJCModelTrait`, `ModelWithIntSolutionCallback`, `ModelWithLogCallback`, `PSDModelTrait`, and `VectorConeModelTrait`
[INFO] [stdout]  --> src/optserver/mod.rs:5:20
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::model::{DJCDomainTrait, DJCModelTrait, ModelWithIntSolutionCallback, ModelWithLogCallback, PSDModelTrait, VectorConeModelTrait};
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `PermuteByMutEx`
[INFO] [stdout]  --> src/optserver/mod.rs:7:56
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::utils::iter::{ChunksByIterExt, PermuteByEx, PermuteByMutEx};
[INFO] [stdout]   |                                                        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `iproduct`
[INFO] [stdout]  --> src/optserver/mod.rs:8:17
[INFO] [stdout]   |
[INFO] [stdout] 8 | use itertools::{iproduct, izip};
[INFO] [stdout]   |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `write`
[INFO] [stdout]   --> src/optserver/mod.rs:10:15
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::fs::{write, File};
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/model/mod.rs:390:52
[INFO] [stdout]     |
[INFO] [stdout] 390 |     pub fn set_int_solution_callback<F>(&mut self, mut func : F) where F : 'static+FnMut(&IntSolutionManager), T : 'static+ModelWithIntSo...
[INFO] [stdout]     |                                                    ----^^^^
[INFO] [stdout]     |                                                    |
[INFO] [stdout]     |                                                    help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/dummy.rs:190:10
[INFO] [stdout]     |
[INFO] [stdout] 190 |          name  : Option<&str>,
[INFO] [stdout]     |          ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/dummy.rs:253:10
[INFO] [stdout]     |
[INFO] [stdout] 253 |          name : Option<&str>, 
[INFO] [stdout]     |          ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `lastcon`
[INFO] [stdout]    --> src/dummy.rs:407:13
[INFO] [stdout]     |
[INFO] [stdout] 407 |         let lastcon = firstcon+n;
[INFO] [stdout]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_lastcon`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `con0`
[INFO] [stdout]    --> src/dummy.rs:421:13
[INFO] [stdout]     |
[INFO] [stdout] 421 |         let con0 = self.cons.len();
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_con0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/dummy.rs:387:9
[INFO] [stdout]     |
[INFO] [stdout] 387 |         name   : Option<&str>, 
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/dummy.rs:439:51
[INFO] [stdout]     |
[INFO] [stdout] 439 |     fn conic_variable<const N : usize>(&mut self, name : Option<&str>,dom : VectorDomain<N,D>) -> Result<Variable<N>,String> {
[INFO] [stdout]     |                                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/dummy.rs:499:13
[INFO] [stdout]     |
[INFO] [stdout] 499 |         for i in 0..ncones {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/dummy.rs:477:49
[INFO] [stdout]     |
[INFO] [stdout] 477 |     fn psd_variable<const N : usize>(&mut self, name : Option<&str>, dom : PSDDomain<N>) -> Result<Variable<N>,String> {
[INFO] [stdout]     |                                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/dummy.rs:536:52
[INFO] [stdout]     |
[INFO] [stdout] 536 |     fn psd_constraint<const N : usize>(& mut self, name : Option<&str>, dom : PSDDomain<N>,shape : &[usize], ptr : &[usize], subj : &[usi...
[INFO] [stdout]     |                                                    ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dom`
[INFO] [stdout]    --> src/dummy.rs:536:73
[INFO] [stdout]     |
[INFO] [stdout] 536 | ... mut self, name : Option<&str>, dom : PSDDomain<N>,shape : &[usize], ptr : &[usize], subj : &[usize], cof : &[f64]) -> Result<Constrai...
[INFO] [stdout]     |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_dom`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `shape`
[INFO] [stdout]    --> src/dummy.rs:536:92
[INFO] [stdout]     |
[INFO] [stdout] 536 | ...ion<&str>, dom : PSDDomain<N>,shape : &[usize], ptr : &[usize], subj : &[usize], cof : &[f64]) -> Result<Constraint<N>,String> {
[INFO] [stdout]     |                                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_shape`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ptr`
[INFO] [stdout]    --> src/dummy.rs:536:110
[INFO] [stdout]     |
[INFO] [stdout] 536 | ... PSDDomain<N>,shape : &[usize], ptr : &[usize], subj : &[usize], cof : &[f64]) -> Result<Constraint<N>,String> {
[INFO] [stdout]     |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_ptr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `subj`
[INFO] [stdout]    --> src/dummy.rs:536:126
[INFO] [stdout]     |
[INFO] [stdout] 536 | ...pe : &[usize], ptr : &[usize], subj : &[usize], cof : &[f64]) -> Result<Constraint<N>,String> {
[INFO] [stdout]     |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_subj`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cof`
[INFO] [stdout]    --> src/dummy.rs:536:143
[INFO] [stdout]     |
[INFO] [stdout] 536 | ...tr : &[usize], subj : &[usize], cof : &[f64]) -> Result<Constraint<N>,String> {
[INFO] [stdout]     |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_cof`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `first_a_row`
[INFO] [stdout]    --> src/dummy.rs:573:13
[INFO] [stdout]     |
[INFO] [stdout] 573 |         let first_a_row = self.a_ptr.len();
[INFO] [stdout]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_first_a_row`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `shape`
[INFO] [stdout]    --> src/dummy.rs:586:28
[INFO] [stdout]     |
[INFO] [stdout] 586 |             let (ct,offset,shape,conedim) = dom.extract();
[INFO] [stdout]     |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_shape`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conedim`
[INFO] [stdout]    --> src/dummy.rs:586:34
[INFO] [stdout]     |
[INFO] [stdout] 586 |             let (ct,offset,shape,conedim) = dom.extract();
[INFO] [stdout]     |                                  ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_conedim`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/dummy.rs:568:20
[INFO] [stdout]     |
[INFO] [stdout] 568 |                    name : Option<&str>, 
[INFO] [stdout]     |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `headers_begin`
[INFO] [stdout]    --> src/optserver/http.rs:256:13
[INFO] [stdout]     |
[INFO] [stdout] 256 |         let headers_begin = buf.iter().enumerate().find(|c| *c.1 == b'\n').unwrap().1+1;
[INFO] [stdout]     |             ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_headers_begin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/optserver/http.rs:246:82
[INFO] [stdout]     |
[INFO] [stdout] 246 |                 while let Some(p) = buf[lastcrlfpos..].iter().enumerate().find(|(i,&b)| b == b'\n').map(|(i,_)| i) {
[INFO] [stdout]     |                                                                                  ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `content_length`
[INFO] [stdout]    --> src/optserver/http.rs:367:21
[INFO] [stdout]     |
[INFO] [stdout] 367 |         if let Some(content_length) = content_length {
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_content_length`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/optserver/mod.rs:198:10
[INFO] [stdout]     |
[INFO] [stdout] 198 |          name  : Option<&str>,
[INFO] [stdout]     |          ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/optserver/mod.rs:261:10
[INFO] [stdout]     |
[INFO] [stdout] 261 |          name : Option<&str>, 
[INFO] [stdout]     |          ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `rescode` is assigned to, but never used
[INFO] [stdout]    --> src/optserver/mod.rs:370:17
[INFO] [stdout]     |
[INFO] [stdout] 370 |         let mut rescode = None;
[INFO] [stdout]     |                 ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_rescode` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `rescode` is never read
[INFO] [stdout]    --> src/optserver/mod.rs:383:21
[INFO] [stdout]     |
[INFO] [stdout] 383 |                     rescode = Some(r.to_string());
[INFO] [stdout]     |                     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]    --> src/optserver/mod.rs:391:26
[INFO] [stdout]     |
[INFO] [stdout] 391 |             if let Some((k,JSON::Dict(d))) = d.0.iter().find(|kv| kv.0.as_str() == "Task/solutions") {
[INFO] [stdout]     |                          ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from` is never used
[INFO] [stdout]    --> src/model/mod.rs:363:8
[INFO] [stdout]     |
[INFO] [stdout] 349 | impl<T> ModelAPI<T> where T : BaseModelTrait {
[INFO] [stdout]     | -------------------------------------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 363 |     fn from(inner : T) -> ModelAPI<T> { 
[INFO] [stdout]     |        ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `lb` and `ub` are never read
[INFO] [stdout]   --> src/dummy.rs:53:12
[INFO] [stdout]    |
[INFO] [stdout] 53 |     Linear{lb:f64,ub:f64},
[INFO] [stdout]    |     ------ ^^     ^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Element` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `coneidx`, `offset`, and `b` are never read
[INFO] [stdout]   --> src/dummy.rs:54:11
[INFO] [stdout]    |
[INFO] [stdout] 54 |     Conic{coneidx:usize,offset:usize,b:f64},
[INFO] [stdout]    |     ----- ^^^^^^^       ^^^^^^       ^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Element` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `djc_clause_ptr` are never read
[INFO] [stdout]   --> src/dummy.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub struct Backend {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 61 |     name : Option<String>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 79 |     djc_clause_ptr : Vec<usize>,  // index into djc_dom, djc_a_row
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `con_names` is never read
[INFO] [stdout]   --> src/optserver/mod.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub struct Backend {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 60 |     con_names     : Vec<Option<String>>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `proto_ver` is never read
[INFO] [stdout]   --> src/optserver/http.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Response<'a,T> where T : Read {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 17 |     proto_ver :(u8,u8),
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `get`, `put`, `head`, `content_length`, `submit_empty`, and `submit_data` are never used
[INFO] [stdout]    --> src/optserver/http.rs:143:12
[INFO] [stdout]     |
[INFO] [stdout] 132 | impl Request {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 143 |     pub fn get(path : &str)  -> Request { Request::new("GET",path) }
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 144 |     pub fn put(path : &str)  -> Request { Request::new("PUT",path) }
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 145 |     pub fn post(path : &str) -> Request { Request::new("POST", path) }
[INFO] [stdout] 146 |     pub fn head(path : &str) -> Request { Request::new("PUT", path) }
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 147 |
[INFO] [stdout] 148 |     pub fn content_length(mut self, size : usize) -> Self{
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 173 |     pub fn submit_empty<'a,T>(mut self, s : &'a mut T) -> Result<Response<'a,T>,String> 
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 186 |     pub fn submit_data<'a,T>(mut self, s : &'a mut T, data : &[u8]) -> Result<Response<'a,T>,String> 
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/utils/mod.rs:40:17
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn iter(&self) -> std::slice::Iter<usize> { self.strides.iter() }
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn iter(&self) -> std::slice::Iter<'_, usize> { self.strides.iter() }
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling mosekcomodel v0.4.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/domain/mod.rs:267:45
[INFO] [stdout]     |
[INFO] [stdout] 267 |                 *shape.get(d).ok_or_else(|| ("Invalid cone dimension index for this shape".to_string()))?
[INFO] [stdout]     |                                             ^                                                         ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 267 -                 *shape.get(d).ok_or_else(|| ("Invalid cone dimension index for this shape".to_string()))?
[INFO] [stdout] 267 +                 *shape.get(d).ok_or_else(|| "Invalid cone dimension index for this shape".to_string())?
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/expr/eval.rs:45:32
[INFO] [stdout]    |
[INFO] [stdout] 45 |             .filter(|(&i,_,_)| (i < last && 
[INFO] [stdout]    |                                ^
[INFO] [stdout] ...
[INFO] [stdout] 49 |                                  ( anti && index <  0 && d-i%d + absidx == i/d))))
[INFO] [stdout]    |                                                                                 ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 45 ~             .filter(|(&i,_,_)| i < last && 
[INFO] [stdout] 46 |                                 (((!anti) && index >= 0 && i%d == i/d + absidx) ||
[INFO] [stdout] 47 |                                  ((!anti) && index <  0 && i%d - absidx == i/d) || 
[INFO] [stdout] 48 |                                  ( anti && index >= 0 && d-i%d - absidx == i/d) || 
[INFO] [stdout] 49 ~                                  ( anti && index <  0 && d-i%d + absidx == i/d)))
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/expr/eval.rs:58:36
[INFO] [stdout]    |
[INFO] [stdout] 58 |                 .filter(|(&i,_,_)| (i < last && 
[INFO] [stdout]    |                                    ^
[INFO] [stdout] ...
[INFO] [stdout] 62 |                                      ( anti && index <  0 && d-i%d + absidx == i/d))))
[INFO] [stdout]    |                                                                                     ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 58 ~                 .filter(|(&i,_,_)| i < last && 
[INFO] [stdout] 59 |                                     ((!anti && index >= 0 && i%d == i/d + absidx) ||
[INFO] [stdout] 60 |                                      (!anti && index <  0 && i%d - absidx == i/d) || 
[INFO] [stdout] 61 |                                      ( anti && index >= 0 && d-i%d - absidx == i/d) || 
[INFO] [stdout] 62 ~                                      ( anti && index <  0 && d-i%d + absidx == i/d)))
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/expr/eval.rs:74:36
[INFO] [stdout]    |
[INFO] [stdout] 74 |                 .filter(|(&i,_,_)| (i < last && 
[INFO] [stdout]    |                                    ^
[INFO] [stdout] ...
[INFO] [stdout] 78 |                                      ( anti && index <  0 && d-i%d + absidx == i/d))))
[INFO] [stdout]    |                                                                                     ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 74 ~                 .filter(|(&i,_,_)| i < last && 
[INFO] [stdout] 75 |                                     ((!anti && index >= 0 && i%d == i/d + absidx) ||
[INFO] [stdout] 76 |                                      (!anti && index <  0 && i%d - absidx == i/d) || 
[INFO] [stdout] 77 |                                      ( anti && index >= 0 && d-i%d - absidx == i/d) || 
[INFO] [stdout] 78 ~                                      ( anti && index <  0 && d-i%d + absidx == i/d)))
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `itertools::Chunk`
[INFO] [stdout]  --> src/utils/iter.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use itertools::Chunk;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DJCDomainTrait`, `DJCModelTrait`, `ModelWithIntSolutionCallback`, `ModelWithLogCallback`, `PSDModelTrait`, and `VectorConeModelTrait`
[INFO] [stdout]  --> src/optserver/mod.rs:5:20
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::model::{DJCDomainTrait, DJCModelTrait, ModelWithIntSolutionCallback, ModelWithLogCallback, PSDModelTrait, VectorConeModelTrait};
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `PermuteByMutEx`
[INFO] [stdout]  --> src/optserver/mod.rs:7:56
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::utils::iter::{ChunksByIterExt, PermuteByEx, PermuteByMutEx};
[INFO] [stdout]   |                                                        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `iproduct`
[INFO] [stdout]  --> src/optserver/mod.rs:8:17
[INFO] [stdout]   |
[INFO] [stdout] 8 | use itertools::{iproduct, izip};
[INFO] [stdout]   |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `write`
[INFO] [stdout]   --> src/optserver/mod.rs:10:15
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::fs::{write, File};
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/model/mod.rs:390:52
[INFO] [stdout]     |
[INFO] [stdout] 390 |     pub fn set_int_solution_callback<F>(&mut self, mut func : F) where F : 'static+FnMut(&IntSolutionManager), T : 'static+ModelWithIntSo...
[INFO] [stdout]     |                                                    ----^^^^
[INFO] [stdout]     |                                                    |
[INFO] [stdout]     |                                                    help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ptr`
[INFO] [stdout]    --> src/utils/iter.rs:657:13
[INFO] [stdout]     |
[INFO] [stdout] 657 |         let ptr : &[usize] = &[0,3,5,7,9,10];
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_ptr`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/dummy.rs:190:10
[INFO] [stdout]     |
[INFO] [stdout] 190 |          name  : Option<&str>,
[INFO] [stdout]     |          ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/dummy.rs:253:10
[INFO] [stdout]     |
[INFO] [stdout] 253 |          name : Option<&str>, 
[INFO] [stdout]     |          ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `lastcon`
[INFO] [stdout]    --> src/dummy.rs:407:13
[INFO] [stdout]     |
[INFO] [stdout] 407 |         let lastcon = firstcon+n;
[INFO] [stdout]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_lastcon`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `con0`
[INFO] [stdout]    --> src/dummy.rs:421:13
[INFO] [stdout]     |
[INFO] [stdout] 421 |         let con0 = self.cons.len();
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_con0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/dummy.rs:387:9
[INFO] [stdout]     |
[INFO] [stdout] 387 |         name   : Option<&str>, 
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/dummy.rs:439:51
[INFO] [stdout]     |
[INFO] [stdout] 439 |     fn conic_variable<const N : usize>(&mut self, name : Option<&str>,dom : VectorDomain<N,D>) -> Result<Variable<N>,String> {
[INFO] [stdout]     |                                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/dummy.rs:499:13
[INFO] [stdout]     |
[INFO] [stdout] 499 |         for i in 0..ncones {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/dummy.rs:477:49
[INFO] [stdout]     |
[INFO] [stdout] 477 |     fn psd_variable<const N : usize>(&mut self, name : Option<&str>, dom : PSDDomain<N>) -> Result<Variable<N>,String> {
[INFO] [stdout]     |                                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/dummy.rs:536:52
[INFO] [stdout]     |
[INFO] [stdout] 536 |     fn psd_constraint<const N : usize>(& mut self, name : Option<&str>, dom : PSDDomain<N>,shape : &[usize], ptr : &[usize], subj : &[usi...
[INFO] [stdout]     |                                                    ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dom`
[INFO] [stdout]    --> src/dummy.rs:536:73
[INFO] [stdout]     |
[INFO] [stdout] 536 | ... mut self, name : Option<&str>, dom : PSDDomain<N>,shape : &[usize], ptr : &[usize], subj : &[usize], cof : &[f64]) -> Result<Constrai...
[INFO] [stdout]     |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_dom`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `shape`
[INFO] [stdout]    --> src/dummy.rs:536:92
[INFO] [stdout]     |
[INFO] [stdout] 536 | ...ion<&str>, dom : PSDDomain<N>,shape : &[usize], ptr : &[usize], subj : &[usize], cof : &[f64]) -> Result<Constraint<N>,String> {
[INFO] [stdout]     |                                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_shape`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ptr`
[INFO] [stdout]    --> src/dummy.rs:536:110
[INFO] [stdout]     |
[INFO] [stdout] 536 | ... PSDDomain<N>,shape : &[usize], ptr : &[usize], subj : &[usize], cof : &[f64]) -> Result<Constraint<N>,String> {
[INFO] [stdout]     |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_ptr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `subj`
[INFO] [stdout]    --> src/dummy.rs:536:126
[INFO] [stdout]     |
[INFO] [stdout] 536 | ...pe : &[usize], ptr : &[usize], subj : &[usize], cof : &[f64]) -> Result<Constraint<N>,String> {
[INFO] [stdout]     |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_subj`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cof`
[INFO] [stdout]    --> src/dummy.rs:536:143
[INFO] [stdout]     |
[INFO] [stdout] 536 | ...tr : &[usize], subj : &[usize], cof : &[f64]) -> Result<Constraint<N>,String> {
[INFO] [stdout]     |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_cof`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `first_a_row`
[INFO] [stdout]    --> src/dummy.rs:573:13
[INFO] [stdout]     |
[INFO] [stdout] 573 |         let first_a_row = self.a_ptr.len();
[INFO] [stdout]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_first_a_row`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `shape`
[INFO] [stdout]    --> src/dummy.rs:586:28
[INFO] [stdout]     |
[INFO] [stdout] 586 |             let (ct,offset,shape,conedim) = dom.extract();
[INFO] [stdout]     |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_shape`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conedim`
[INFO] [stdout]    --> src/dummy.rs:586:34
[INFO] [stdout]     |
[INFO] [stdout] 586 |             let (ct,offset,shape,conedim) = dom.extract();
[INFO] [stdout]     |                                  ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_conedim`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/dummy.rs:568:20
[INFO] [stdout]     |
[INFO] [stdout] 568 |                    name : Option<&str>, 
[INFO] [stdout]     |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `headers_begin`
[INFO] [stdout]    --> src/optserver/http.rs:256:13
[INFO] [stdout]     |
[INFO] [stdout] 256 |         let headers_begin = buf.iter().enumerate().find(|c| *c.1 == b'\n').unwrap().1+1;
[INFO] [stdout]     |             ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_headers_begin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/optserver/http.rs:246:82
[INFO] [stdout]     |
[INFO] [stdout] 246 |                 while let Some(p) = buf[lastcrlfpos..].iter().enumerate().find(|(i,&b)| b == b'\n').map(|(i,_)| i) {
[INFO] [stdout]     |                                                                                  ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `content_length`
[INFO] [stdout]    --> src/optserver/http.rs:367:21
[INFO] [stdout]     |
[INFO] [stdout] 367 |         if let Some(content_length) = content_length {
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_content_length`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/optserver/mod.rs:198:10
[INFO] [stdout]     |
[INFO] [stdout] 198 |          name  : Option<&str>,
[INFO] [stdout]     |          ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/optserver/mod.rs:261:10
[INFO] [stdout]     |
[INFO] [stdout] 261 |          name : Option<&str>, 
[INFO] [stdout]     |          ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `rescode` is assigned to, but never used
[INFO] [stdout]    --> src/optserver/mod.rs:370:17
[INFO] [stdout]     |
[INFO] [stdout] 370 |         let mut rescode = None;
[INFO] [stdout]     |                 ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_rescode` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `rescode` is never read
[INFO] [stdout]    --> src/optserver/mod.rs:383:21
[INFO] [stdout]     |
[INFO] [stdout] 383 |                     rescode = Some(r.to_string());
[INFO] [stdout]     |                     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]    --> src/optserver/mod.rs:391:26
[INFO] [stdout]     |
[INFO] [stdout] 391 |             if let Some((k,JSON::Dict(d))) = d.0.iter().find(|kv| kv.0.as_str() == "Task/solutions") {
[INFO] [stdout]     |                          ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from` is never used
[INFO] [stdout]    --> src/model/mod.rs:363:8
[INFO] [stdout]     |
[INFO] [stdout] 349 | impl<T> ModelAPI<T> where T : BaseModelTrait {
[INFO] [stdout]     | -------------------------------------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 363 |     fn from(inner : T) -> ModelAPI<T> { 
[INFO] [stdout]     |        ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `lb` and `ub` are never read
[INFO] [stdout]   --> src/dummy.rs:53:12
[INFO] [stdout]    |
[INFO] [stdout] 53 |     Linear{lb:f64,ub:f64},
[INFO] [stdout]    |     ------ ^^     ^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Element` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `coneidx`, `offset`, and `b` are never read
[INFO] [stdout]   --> src/dummy.rs:54:11
[INFO] [stdout]    |
[INFO] [stdout] 54 |     Conic{coneidx:usize,offset:usize,b:f64},
[INFO] [stdout]    |     ----- ^^^^^^^       ^^^^^^       ^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Element` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `djc_clause_ptr` are never read
[INFO] [stdout]   --> src/dummy.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub struct Backend {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 61 |     name : Option<String>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 79 |     djc_clause_ptr : Vec<usize>,  // index into djc_dom, djc_a_row
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `con_names` is never read
[INFO] [stdout]   --> src/optserver/mod.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub struct Backend {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 60 |     con_names     : Vec<Option<String>>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `proto_ver` is never read
[INFO] [stdout]   --> src/optserver/http.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Response<'a,T> where T : Read {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 17 |     proto_ver :(u8,u8),
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `get`, `put`, `head`, and `submit_empty` are never used
[INFO] [stdout]    --> src/optserver/http.rs:143:12
[INFO] [stdout]     |
[INFO] [stdout] 132 | impl Request {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 143 |     pub fn get(path : &str)  -> Request { Request::new("GET",path) }
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 144 |     pub fn put(path : &str)  -> Request { Request::new("PUT",path) }
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 145 |     pub fn post(path : &str) -> Request { Request::new("POST", path) }
[INFO] [stdout] 146 |     pub fn head(path : &str) -> Request { Request::new("PUT", path) }
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 173 |     pub fn submit_empty<'a,T>(mut self, s : &'a mut T) -> Result<Response<'a,T>,String> 
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/utils/mod.rs:40:17
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn iter(&self) -> std::slice::Iter<usize> { self.strides.iter() }
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn iter(&self) -> std::slice::Iter<'_, usize> { self.strides.iter() }
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 14.38s
[INFO] running `Command { std: "docker" "inspect" "e9b6deca2e2f3d7b00aa5ba6d7c39702f1b795e85e401ed5d4ae3c0218597711", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9b6deca2e2f3d7b00aa5ba6d7c39702f1b795e85e401ed5d4ae3c0218597711", kill_on_drop: false }`
[INFO] [stdout] e9b6deca2e2f3d7b00aa5ba6d7c39702f1b795e85e401ed5d4ae3c0218597711
