[INFO] fetching crate mosekcomodel-optserver 0.2.0...
[INFO] testing mosekcomodel-optserver-0.2.0 against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] extracting crate mosekcomodel-optserver 0.2.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate mosekcomodel-optserver 0.2.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate mosekcomodel-optserver 0.2.0
[INFO] tweaked toml for crates.io crate mosekcomodel-optserver 0.2.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mosekcomodel-optserver 0.2.0 on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mosekcomodel-optserver 0.2.0 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] adf446ab0f9f14c021ad306036a3b84a6fae37d12048176a700be76338b3aa92
[INFO] running `Command { std: "docker" "start" "-a" "adf446ab0f9f14c021ad306036a3b84a6fae37d12048176a700be76338b3aa92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "adf446ab0f9f14c021ad306036a3b84a6fae37d12048176a700be76338b3aa92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adf446ab0f9f14c021ad306036a3b84a6fae37d12048176a700be76338b3aa92", kill_on_drop: false }`
[INFO] [stdout] adf446ab0f9f14c021ad306036a3b84a6fae37d12048176a700be76338b3aa92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d32e1d54b9e9bd9e0ddacf7d0f240f0c44125e85268d1b55e8e55591c4f3e95
[INFO] running `Command { std: "docker" "start" "-a" "3d32e1d54b9e9bd9e0ddacf7d0f240f0c44125e85268d1b55e8e55591c4f3e95", kill_on_drop: false }`
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[INFO] [stderr]    Compiling mosekcomodel-optserver v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `QuadraticCone`
[INFO] [stdout]  --> src/lib.rs:4:28
[INFO] [stdout]   |
[INFO] [stdout] 4 | use mosekcomodel::domain::{QuadraticCone, VectorDomainType};
[INFO] [stdout]   |                            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `mosekcomodel::utils::Permutation`
[INFO] [stdout]  --> src/lib.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use mosekcomodel::utils::Permutation;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ChunksByIterExt`
[INFO] [stdout]  --> src/lib.rs:8:45
[INFO] [stdout]   |
[INFO] [stdout] 8 | use mosekcomodel::utils::iter::{Chunkation, ChunksByIterExt, PermuteByEx, PermuteByMutEx};
[INFO] [stdout]   |                                             ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Permutations`
[INFO] [stdout]  --> src/lib.rs:9:33
[INFO] [stdout]   |
[INFO] [stdout] 9 | use itertools::{iproduct, izip, Permutations};
[INFO] [stdout]   |                                 ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::default`
[INFO] [stdout]   --> src/bio.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 | use std::default;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Pointer`
[INFO] [stdout]   --> src/bio.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 | use std::fmt::Pointer;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> src/bio.rs:475:36
[INFO] [stdout]     |
[INFO] [stdout] 475 | ...   .and_then(|s| Err(std::io::Error::other(format!("Invalid signature: {}",std::str::from_utf8(&self.fmt[1..1+fmtlen]).unwrap_or("<?>"...
[INFO] [stdout]     |                  ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/lib.rs:525:58
[INFO] [stdout]     |
[INFO] [stdout] 525 |                     self.s.read_exact(&mut buf).map_err(|e| std::io::Error::other("Message stream error: Failed to read message header"))?;
[INFO] [stdout]     |                                                          ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sc`
[INFO] [stdout]    --> src/lib.rs:923:17
[INFO] [stdout]     |
[INFO] [stdout] 923 | ...   let sc     = if numcon > 0 && ddef { Some(r.expect(b"sol/interior/con/dual",b"[d[d[d").and_then(|mut entry| Ok((entry.read::<f64>()...
[INFO] [stdout]     |           ^^ help: if this is intentional, prefix it with an underscore: `_sc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `varsta`
[INFO] [stdout]    --> src/lib.rs:943:17
[INFO] [stdout]     |
[INFO] [stdout] 943 |             let varsta = r.expect(b"sol/basic/var/sta",b"[B").and_then(|mut entry| Ok(entry.read::<u8>()?))?;
[INFO] [stdout]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_varsta`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sc`
[INFO] [stdout]    --> src/lib.rs:948:17
[INFO] [stdout]     |
[INFO] [stdout] 948 | ...   let sc     = if numcon > 0 && ddef { Some(r.expect(b"sol/basic/con/dual",b"[d[d[d").and_then(|mut entry| Ok((entry.read::<f64>()?,e...
[INFO] [stdout]     |           ^^ help: if this is intentional, prefix it with an underscore: `_sc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `varsta`
[INFO] [stdout]    --> src/lib.rs:966:17
[INFO] [stdout]     |
[INFO] [stdout] 966 |             let varsta = r.expect(b"sol/integer/var/sta",b"[B").and_then(|mut entry| Ok(entry.read::<u8>()?))?;
[INFO] [stdout]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_varsta`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `first`
[INFO] [stdout]     --> src/lib.rs:1219:49
[INFO] [stdout]      |
[INFO] [stdout] 1219 |     fn linear_names<const N : usize>(&mut self, first : usize, last : usize, shape : &[usize;N], sp : Option<&[usize]>, name : &str) {
[INFO] [stdout]      |                                                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_first`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `last`
[INFO] [stdout]     --> src/lib.rs:1219:64
[INFO] [stdout]      |
[INFO] [stdout] 1219 |     fn linear_names<const N : usize>(&mut self, first : usize, last : usize, shape : &[usize;N], sp : Option<&[usize]>, name : &str) {
[INFO] [stdout]      |                                                                ^^^^ help: if this is intentional, prefix it with an underscore: `_last`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]     --> src/lib.rs:1400:54
[INFO] [stdout]      |
[INFO] [stdout] 1400 |         self.con_block_dom.extend( (0..numcone).map(|i| ct.clone() ));
[INFO] [stdout]      |                                                      ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `block_index` and `offset` are never read
[INFO] [stdout]   --> src/lib.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct ConItem {
[INFO] [stdout]    |        ------- fields in this struct
[INFO] [stdout] 25 |     block_index : usize,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 26 |     offset     : usize,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ConItem` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `FieldType` is never used
[INFO] [stdout]    --> src/bio.rs:105:10
[INFO] [stdout]     |
[INFO] [stdout] 105 | pub enum FieldType {
[INFO] [stdout]     |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Ser` is never constructed
[INFO] [stdout]    --> src/bio.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 113 | pub struct Ser<'a,T> where T : Write {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SerEntry` is never constructed
[INFO] [stdout]    --> src/bio.rs:124:12
[INFO] [stdout]     |
[INFO] [stdout] 124 | pub struct SerEntry<'a,'b,T> where T : Write {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SerEntryChunkWriter` is never constructed
[INFO] [stdout]    --> src/bio.rs:134:12
[INFO] [stdout]     |
[INFO] [stdout] 134 | pub struct SerEntryChunkWriter<'a,'b,'c,T,E> where T : Write, E : Serializable {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `entry`, and `finalize` are never used
[INFO] [stdout]    --> src/bio.rs:157:12
[INFO] [stdout]     |
[INFO] [stdout] 155 | impl<'a,T> Ser<'a,T> where T : Write {
[INFO] [stdout]     | ------------------------------------ associated items in this implementation
[INFO] [stdout] 156 |     /// Create a new b-stream from a writer object.
[INFO] [stdout] 157 |     pub fn new(w : &'a mut T) -> std::io::Result<Self> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 176 |     pub fn entry<'b>(&'b mut self,name : &[u8], fmt : &[u8]) -> std::io::Result<SerEntry<'a,'b,T>> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 208 |     pub fn finalize(&mut self) -> std::io::Result<()> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `write_value`, `write_array`, `stream_writer`, and `end_field` are never used
[INFO] [stdout]    --> src/bio.rs:233:12
[INFO] [stdout]     |
[INFO] [stdout] 228 | impl<'a,'b,T> SerEntry<'a,'b,T> where T : Write {
[INFO] [stdout]     | ----------------------------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 233 |     pub fn write_value<E>(&mut self, data : E) -> std::io::Result<&mut Self> where E : Serializable {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 256 |     pub fn write_array<E>(&mut self, data : &[E]) -> std::io::Result<&mut Self> where E : Serializable {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 295 |     pub fn stream_writer<'c,E>(&'c mut self) -> std::io::Result<SerEntryChunkWriter<'a,'b,'c,T,E>> where E : Serializable
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 312 |     fn end_field(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `close` and `write` are never used
[INFO] [stdout]    --> src/bio.rs:325:12
[INFO] [stdout]     |
[INFO] [stdout] 323 | impl<'a,'b,'c,T,E> SerEntryChunkWriter<'a,'b,'c,T,E> where T : Write, E : Serializable, T : Write {
[INFO] [stdout]     | ------------------------------------------------------------------------------------------------- methods in this implementation
[INFO] [stdout] 324 |     /// Terminate the stream. No subsequent writes are allowed.
[INFO] [stdout] 325 |     pub fn close(&mut self) -> std::io::Result<()> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 338 |     pub fn write(&mut self, buf: &[E]) -> io::Result<()> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `check_fmt` and `field_type` are never used
[INFO] [stdout]    --> src/bio.rs:567:12
[INFO] [stdout]     |
[INFO] [stdout] 561 | impl<'a,'b,R> DesEntry<'a,'b,R> where R : Read {
[INFO] [stdout]     | ---------------------------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 567 |     pub fn check_fmt(self, fmt : &[u8]) -> std::io::Result<Self> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 632 |     pub fn field_type(&self) -> std::io::Result<Option<(FieldType,FieldElementType)>> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `read_vec` and `read_all` are never used
[INFO] [stdout]    --> src/bio.rs:777:12
[INFO] [stdout]     |
[INFO] [stdout] 714 | impl<'a,'b,'c,R,E> DesEntryReader<'a,'b,'c,R,E> where R : Read, E : Serializable+Default+Copy {
[INFO] [stdout]     | --------------------------------------------------------------------------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 777 |     pub fn read_vec(&mut self) -> io::Result<Vec<E>> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 782 |     pub fn read_all(&mut self, buf: &mut Vec<E>) -> io::Result<usize> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `asciistr` is never used
[INFO] [stdout]    --> src/bio.rs:818:4
[INFO] [stdout]     |
[INFO] [stdout] 818 | fn asciistr(bs : &[u8]) -> String {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `get`, `get_mut`, and `replace_rows` are never used
[INFO] [stdout]    --> src/msto.rs:17:12
[INFO] [stdout]     |
[INFO] [stdout] 16  | impl MatrixStore {
[INFO] [stdout]     | ---------------- associated items in this implementation
[INFO] [stdout] 17  |     pub fn new() -> MatrixStore { Default::default() }
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 58  |     pub fn get<'a>(&'a self, i : usize) -> Option<(&'a[usize],&'a[f64],f64)> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 69  |     pub fn get_mut<'a>(&'a mut self, i : usize) -> Option<(&'a mut[usize],&'a mut [f64],&'a mut f64)> {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 108 |     pub fn replace_rows(&mut self, rows : &[usize], ptr : &[usize], subj : &[usize], cof : &[f64], b : &[f64]) {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/json.rs:175:25
[INFO] [stdout]     |
[INFO] [stdout] 175 |                         Self::write_float(*value, s);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 175 |                         let _ = Self::write_float(*value, s);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/json.rs:199:25
[INFO] [stdout]     |
[INFO] [stdout] 199 |                         Self::write_str(s,value.as_str());
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 199 |                         let _ = Self::write_str(s,value.as_str());
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 47s
[INFO] running `Command { std: "docker" "inspect" "3d32e1d54b9e9bd9e0ddacf7d0f240f0c44125e85268d1b55e8e55591c4f3e95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d32e1d54b9e9bd9e0ddacf7d0f240f0c44125e85268d1b55e8e55591c4f3e95", kill_on_drop: false }`
[INFO] [stdout] 3d32e1d54b9e9bd9e0ddacf7d0f240f0c44125e85268d1b55e8e55591c4f3e95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9a2961f2dcad2fa8b53f7f92dd77b8351ab064c4e174689fd4d60720787869b
[INFO] running `Command { std: "docker" "start" "-a" "d9a2961f2dcad2fa8b53f7f92dd77b8351ab064c4e174689fd4d60720787869b", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `QuadraticCone`
[INFO] [stdout]  --> src/lib.rs:4:28
[INFO] [stdout]   |
[INFO] [stdout] 4 | use mosekcomodel::domain::{QuadraticCone, VectorDomainType};
[INFO] [stdout]   |                            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `mosekcomodel::utils::Permutation`
[INFO] [stdout]  --> src/lib.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use mosekcomodel::utils::Permutation;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ChunksByIterExt`
[INFO] [stdout]  --> src/lib.rs:8:45
[INFO] [stdout]   |
[INFO] [stdout] 8 | use mosekcomodel::utils::iter::{Chunkation, ChunksByIterExt, PermuteByEx, PermuteByMutEx};
[INFO] [stdout]   |                                             ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Permutations`
[INFO] [stdout]  --> src/lib.rs:9:33
[INFO] [stdout]   |
[INFO] [stdout] 9 | use itertools::{iproduct, izip, Permutations};
[INFO] [stdout]   |                                 ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::default`
[INFO] [stdout]   --> src/bio.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 | use std::default;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Pointer`
[INFO] [stdout]   --> src/bio.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 | use std::fmt::Pointer;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> src/bio.rs:475:36
[INFO] [stdout]     |
[INFO] [stdout] 475 | ...   .and_then(|s| Err(std::io::Error::other(format!("Invalid signature: {}",std::str::from_utf8(&self.fmt[1..1+fmtlen]).unwrap_or("<?>"...
[INFO] [stdout]     |                  ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/lib.rs:525:58
[INFO] [stdout]     |
[INFO] [stdout] 525 |                     self.s.read_exact(&mut buf).map_err(|e| std::io::Error::other("Message stream error: Failed to read message header"))?;
[INFO] [stdout]     |                                                          ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sc`
[INFO] [stdout]    --> src/lib.rs:923:17
[INFO] [stdout]     |
[INFO] [stdout] 923 | ...   let sc     = if numcon > 0 && ddef { Some(r.expect(b"sol/interior/con/dual",b"[d[d[d").and_then(|mut entry| Ok((entry.read::<f64>()...
[INFO] [stdout]     |           ^^ help: if this is intentional, prefix it with an underscore: `_sc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `varsta`
[INFO] [stdout]    --> src/lib.rs:943:17
[INFO] [stdout]     |
[INFO] [stdout] 943 |             let varsta = r.expect(b"sol/basic/var/sta",b"[B").and_then(|mut entry| Ok(entry.read::<u8>()?))?;
[INFO] [stdout]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_varsta`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sc`
[INFO] [stdout]    --> src/lib.rs:948:17
[INFO] [stdout]     |
[INFO] [stdout] 948 | ...   let sc     = if numcon > 0 && ddef { Some(r.expect(b"sol/basic/con/dual",b"[d[d[d").and_then(|mut entry| Ok((entry.read::<f64>()?,e...
[INFO] [stdout]     |           ^^ help: if this is intentional, prefix it with an underscore: `_sc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `varsta`
[INFO] [stdout]    --> src/lib.rs:966:17
[INFO] [stdout]     |
[INFO] [stdout] 966 |             let varsta = r.expect(b"sol/integer/var/sta",b"[B").and_then(|mut entry| Ok(entry.read::<u8>()?))?;
[INFO] [stdout]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_varsta`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `first`
[INFO] [stdout]     --> src/lib.rs:1219:49
[INFO] [stdout]      |
[INFO] [stdout] 1219 |     fn linear_names<const N : usize>(&mut self, first : usize, last : usize, shape : &[usize;N], sp : Option<&[usize]>, name : &str) {
[INFO] [stdout]      |                                                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_first`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `last`
[INFO] [stdout]     --> src/lib.rs:1219:64
[INFO] [stdout]      |
[INFO] [stdout] 1219 |     fn linear_names<const N : usize>(&mut self, first : usize, last : usize, shape : &[usize;N], sp : Option<&[usize]>, name : &str) {
[INFO] [stdout]      |                                                                ^^^^ help: if this is intentional, prefix it with an underscore: `_last`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]     --> src/lib.rs:1400:54
[INFO] [stdout]      |
[INFO] [stdout] 1400 |         self.con_block_dom.extend( (0..numcone).map(|i| ct.clone() ));
[INFO] [stdout]      |                                                      ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `block_index` and `offset` are never read
[INFO] [stdout]   --> src/lib.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct ConItem {
[INFO] [stdout]    |        ------- fields in this struct
[INFO] [stdout] 25 |     block_index : usize,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 26 |     offset     : usize,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ConItem` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `FieldType` is never used
[INFO] [stdout]    --> src/bio.rs:105:10
[INFO] [stdout]     |
[INFO] [stdout] 105 | pub enum FieldType {
[INFO] [stdout]     |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Ser` is never constructed
[INFO] [stdout]    --> src/bio.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 113 | pub struct Ser<'a,T> where T : Write {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SerEntry` is never constructed
[INFO] [stdout]    --> src/bio.rs:124:12
[INFO] [stdout]     |
[INFO] [stdout] 124 | pub struct SerEntry<'a,'b,T> where T : Write {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SerEntryChunkWriter` is never constructed
[INFO] [stdout]    --> src/bio.rs:134:12
[INFO] [stdout]     |
[INFO] [stdout] 134 | pub struct SerEntryChunkWriter<'a,'b,'c,T,E> where T : Write, E : Serializable {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `entry`, and `finalize` are never used
[INFO] [stdout]    --> src/bio.rs:157:12
[INFO] [stdout]     |
[INFO] [stdout] 155 | impl<'a,T> Ser<'a,T> where T : Write {
[INFO] [stdout]     | ------------------------------------ associated items in this implementation
[INFO] [stdout] 156 |     /// Create a new b-stream from a writer object.
[INFO] [stdout] 157 |     pub fn new(w : &'a mut T) -> std::io::Result<Self> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 176 |     pub fn entry<'b>(&'b mut self,name : &[u8], fmt : &[u8]) -> std::io::Result<SerEntry<'a,'b,T>> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 208 |     pub fn finalize(&mut self) -> std::io::Result<()> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `write_value`, `write_array`, `stream_writer`, and `end_field` are never used
[INFO] [stdout]    --> src/bio.rs:233:12
[INFO] [stdout]     |
[INFO] [stdout] 228 | impl<'a,'b,T> SerEntry<'a,'b,T> where T : Write {
[INFO] [stdout]     | ----------------------------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 233 |     pub fn write_value<E>(&mut self, data : E) -> std::io::Result<&mut Self> where E : Serializable {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 256 |     pub fn write_array<E>(&mut self, data : &[E]) -> std::io::Result<&mut Self> where E : Serializable {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 295 |     pub fn stream_writer<'c,E>(&'c mut self) -> std::io::Result<SerEntryChunkWriter<'a,'b,'c,T,E>> where E : Serializable
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 312 |     fn end_field(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling mosekcomodel-optserver v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `close` and `write` are never used
[INFO] [stdout]    --> src/bio.rs:325:12
[INFO] [stdout]     |
[INFO] [stdout] 323 | impl<'a,'b,'c,T,E> SerEntryChunkWriter<'a,'b,'c,T,E> where T : Write, E : Serializable, T : Write {
[INFO] [stdout]     | ------------------------------------------------------------------------------------------------- methods in this implementation
[INFO] [stdout] 324 |     /// Terminate the stream. No subsequent writes are allowed.
[INFO] [stdout] 325 |     pub fn close(&mut self) -> std::io::Result<()> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 338 |     pub fn write(&mut self, buf: &[E]) -> io::Result<()> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `check_fmt` and `field_type` are never used
[INFO] [stdout]    --> src/bio.rs:567:12
[INFO] [stdout]     |
[INFO] [stdout] 561 | impl<'a,'b,R> DesEntry<'a,'b,R> where R : Read {
[INFO] [stdout]     | ---------------------------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 567 |     pub fn check_fmt(self, fmt : &[u8]) -> std::io::Result<Self> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 632 |     pub fn field_type(&self) -> std::io::Result<Option<(FieldType,FieldElementType)>> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `read_vec` and `read_all` are never used
[INFO] [stdout]    --> src/bio.rs:777:12
[INFO] [stdout]     |
[INFO] [stdout] 714 | impl<'a,'b,'c,R,E> DesEntryReader<'a,'b,'c,R,E> where R : Read, E : Serializable+Default+Copy {
[INFO] [stdout]     | --------------------------------------------------------------------------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 777 |     pub fn read_vec(&mut self) -> io::Result<Vec<E>> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 782 |     pub fn read_all(&mut self, buf: &mut Vec<E>) -> io::Result<usize> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `asciistr` is never used
[INFO] [stdout]    --> src/bio.rs:818:4
[INFO] [stdout]     |
[INFO] [stdout] 818 | fn asciistr(bs : &[u8]) -> String {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `get`, `get_mut`, and `replace_rows` are never used
[INFO] [stdout]    --> src/msto.rs:17:12
[INFO] [stdout]     |
[INFO] [stdout] 16  | impl MatrixStore {
[INFO] [stdout]     | ---------------- associated items in this implementation
[INFO] [stdout] 17  |     pub fn new() -> MatrixStore { Default::default() }
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 58  |     pub fn get<'a>(&'a self, i : usize) -> Option<(&'a[usize],&'a[f64],f64)> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 69  |     pub fn get_mut<'a>(&'a mut self, i : usize) -> Option<(&'a mut[usize],&'a mut [f64],&'a mut f64)> {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 108 |     pub fn replace_rows(&mut self, rows : &[usize], ptr : &[usize], subj : &[usize], cof : &[f64], b : &[f64]) {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/json.rs:175:25
[INFO] [stdout]     |
[INFO] [stdout] 175 |                         Self::write_float(*value, s);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 175 |                         let _ = Self::write_float(*value, s);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/json.rs:199:25
[INFO] [stdout]     |
[INFO] [stdout] 199 |                         Self::write_str(s,value.as_str());
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 199 |                         let _ = Self::write_str(s,value.as_str());
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `model::IntSolutionManager`
[INFO] [stdout]   --> examples/milo1.rs:10:20
[INFO] [stdout]    |
[INFO] [stdout] 10 | use mosekcomodel::{model::IntSolutionManager, *};
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `QuadraticCone`
[INFO] [stdout]  --> src/lib.rs:4:28
[INFO] [stdout]   |
[INFO] [stdout] 4 | use mosekcomodel::domain::{QuadraticCone, VectorDomainType};
[INFO] [stdout]   |                            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `mosekcomodel::utils::Permutation`
[INFO] [stdout]  --> src/lib.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use mosekcomodel::utils::Permutation;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ChunksByIterExt`
[INFO] [stdout]  --> src/lib.rs:8:45
[INFO] [stdout]   |
[INFO] [stdout] 8 | use mosekcomodel::utils::iter::{Chunkation, ChunksByIterExt, PermuteByEx, PermuteByMutEx};
[INFO] [stdout]   |                                             ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Permutations`
[INFO] [stdout]  --> src/lib.rs:9:33
[INFO] [stdout]   |
[INFO] [stdout] 9 | use itertools::{iproduct, izip, Permutations};
[INFO] [stdout]   |                                 ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::default`
[INFO] [stdout]   --> src/bio.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 | use std::default;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `FieldElementType::*`
[INFO] [stdout]    --> src/bio.rs:967:13
[INFO] [stdout]     |
[INFO] [stdout] 967 |         use FieldElementType::*;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Pointer`
[INFO] [stdout]   --> src/bio.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 | use std::fmt::Pointer;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> src/bio.rs:475:36
[INFO] [stdout]     |
[INFO] [stdout] 475 | ...   .and_then(|s| Err(std::io::Error::other(format!("Invalid signature: {}",std::str::from_utf8(&self.fmt[1..1+fmtlen]).unwrap_or("<?>"...
[INFO] [stdout]     |                  ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/bio.rs:971:24
[INFO] [stdout]     |
[INFO] [stdout] 971 |         while let Some(mut entry) = d.next_entry().unwrap() {
[INFO] [stdout]     |                        ----^^^^^
[INFO] [stdout]     |                        |
[INFO] [stdout]     |                        help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/lib.rs:525:58
[INFO] [stdout]     |
[INFO] [stdout] 525 |                     self.s.read_exact(&mut buf).map_err(|e| std::io::Error::other("Message stream error: Failed to read message header"))?;
[INFO] [stdout]     |                                                          ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sc`
[INFO] [stdout]    --> src/lib.rs:923:17
[INFO] [stdout]     |
[INFO] [stdout] 923 | ...   let sc     = if numcon > 0 && ddef { Some(r.expect(b"sol/interior/con/dual",b"[d[d[d").and_then(|mut entry| Ok((entry.read::<f64>()...
[INFO] [stdout]     |           ^^ help: if this is intentional, prefix it with an underscore: `_sc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `varsta`
[INFO] [stdout]    --> src/lib.rs:943:17
[INFO] [stdout]     |
[INFO] [stdout] 943 |             let varsta = r.expect(b"sol/basic/var/sta",b"[B").and_then(|mut entry| Ok(entry.read::<u8>()?))?;
[INFO] [stdout]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_varsta`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sc`
[INFO] [stdout]    --> src/lib.rs:948:17
[INFO] [stdout]     |
[INFO] [stdout] 948 | ...   let sc     = if numcon > 0 && ddef { Some(r.expect(b"sol/basic/con/dual",b"[d[d[d").and_then(|mut entry| Ok((entry.read::<f64>()?,e...
[INFO] [stdout]     |           ^^ help: if this is intentional, prefix it with an underscore: `_sc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `varsta`
[INFO] [stdout]    --> src/lib.rs:966:17
[INFO] [stdout]     |
[INFO] [stdout] 966 |             let varsta = r.expect(b"sol/integer/var/sta",b"[B").and_then(|mut entry| Ok(entry.read::<u8>()?))?;
[INFO] [stdout]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_varsta`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `first`
[INFO] [stdout]     --> src/lib.rs:1219:49
[INFO] [stdout]      |
[INFO] [stdout] 1219 |     fn linear_names<const N : usize>(&mut self, first : usize, last : usize, shape : &[usize;N], sp : Option<&[usize]>, name : &str) {
[INFO] [stdout]      |                                                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_first`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `last`
[INFO] [stdout]     --> src/lib.rs:1219:64
[INFO] [stdout]      |
[INFO] [stdout] 1219 |     fn linear_names<const N : usize>(&mut self, first : usize, last : usize, shape : &[usize;N], sp : Option<&[usize]>, name : &str) {
[INFO] [stdout]      |                                                                ^^^^ help: if this is intentional, prefix it with an underscore: `_last`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]     --> src/lib.rs:1400:54
[INFO] [stdout]      |
[INFO] [stdout] 1400 |         self.con_block_dom.extend( (0..numcone).map(|i| ct.clone() ));
[INFO] [stdout]      |                                                      ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `block_index` and `offset` are never read
[INFO] [stdout]   --> src/lib.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct ConItem {
[INFO] [stdout]    |        ------- fields in this struct
[INFO] [stdout] 25 |     block_index : usize,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 26 |     offset     : usize,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ConItem` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `write_value` is never used
[INFO] [stdout]    --> src/bio.rs:233:12
[INFO] [stdout]     |
[INFO] [stdout] 228 | impl<'a,'b,T> SerEntry<'a,'b,T> where T : Write {
[INFO] [stdout]     | ----------------------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 233 |     pub fn write_value<E>(&mut self, data : E) -> std::io::Result<&mut Self> where E : Serializable {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `check_fmt` is never used
[INFO] [stdout]    --> src/bio.rs:567:12
[INFO] [stdout]     |
[INFO] [stdout] 561 | impl<'a,'b,R> DesEntry<'a,'b,R> where R : Read {
[INFO] [stdout]     | ---------------------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 567 |     pub fn check_fmt(self, fmt : &[u8]) -> std::io::Result<Self> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `get`, `get_mut`, and `replace_rows` are never used
[INFO] [stdout]    --> src/msto.rs:17:12
[INFO] [stdout]     |
[INFO] [stdout] 16  | impl MatrixStore {
[INFO] [stdout]     | ---------------- associated items in this implementation
[INFO] [stdout] 17  |     pub fn new() -> MatrixStore { Default::default() }
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 58  |     pub fn get<'a>(&'a self, i : usize) -> Option<(&'a[usize],&'a[f64],f64)> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 69  |     pub fn get_mut<'a>(&'a mut self, i : usize) -> Option<(&'a mut[usize],&'a mut [f64],&'a mut f64)> {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 108 |     pub fn replace_rows(&mut self, rows : &[usize], ptr : &[usize], subj : &[usize], cof : &[f64], b : &[f64]) {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/json.rs:175:25
[INFO] [stdout]     |
[INFO] [stdout] 175 |                         Self::write_float(*value, s);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 175 |                         let _ = Self::write_float(*value, s);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/json.rs:199:25
[INFO] [stdout]     |
[INFO] [stdout] 199 |                         Self::write_str(s,value.as_str());
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 199 |                         let _ = Self::write_str(s,value.as_str());
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 20.44s
[INFO] running `Command { std: "docker" "inspect" "d9a2961f2dcad2fa8b53f7f92dd77b8351ab064c4e174689fd4d60720787869b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9a2961f2dcad2fa8b53f7f92dd77b8351ab064c4e174689fd4d60720787869b", kill_on_drop: false }`
[INFO] [stdout] d9a2961f2dcad2fa8b53f7f92dd77b8351ab064c4e174689fd4d60720787869b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 353d7e390d046f982ed49cca7022c2f7ee383f383d5f9d4a741ee987ffaec6e2
[INFO] running `Command { std: "docker" "start" "-a" "353d7e390d046f982ed49cca7022c2f7ee383f383d5f9d4a741ee987ffaec6e2", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `QuadraticCone`
[INFO] [stderr]  --> src/lib.rs:4:28
[INFO] [stderr]   |
[INFO] [stderr] 4 | use mosekcomodel::domain::{QuadraticCone, VectorDomainType};
[INFO] [stderr]   |                            ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `mosekcomodel::utils::Permutation`
[INFO] [stderr]  --> src/lib.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use mosekcomodel::utils::Permutation;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ChunksByIterExt`
[INFO] [stderr]  --> src/lib.rs:8:45
[INFO] [stderr]   |
[INFO] [stderr] 8 | use mosekcomodel::utils::iter::{Chunkation, ChunksByIterExt, PermuteByEx, PermuteByMutEx};
[INFO] [stderr]   |                                             ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Permutations`
[INFO] [stderr]  --> src/lib.rs:9:33
[INFO] [stderr]   |
[INFO] [stderr] 9 | use itertools::{iproduct, izip, Permutations};
[INFO] [stderr]   |                                 ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::default`
[INFO] [stderr]   --> src/bio.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 | use std::default;
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt::Pointer`
[INFO] [stderr]   --> src/bio.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 | use std::fmt::Pointer;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]    --> src/bio.rs:475:36
[INFO] [stderr]     |
[INFO] [stderr] 475 | ...   .and_then(|s| Err(std::io::Error::other(format!("Invalid signature: {}",std::str::from_utf8(&self.fmt[1..1+fmtlen]).unwrap_or("<?>"...
[INFO] [stderr]     |                  ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/lib.rs:525:58
[INFO] [stderr]     |
[INFO] [stderr] 525 |                     self.s.read_exact(&mut buf).map_err(|e| std::io::Error::other("Message stream error: Failed to read message header"))?;
[INFO] [stderr]     |                                                          ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sc`
[INFO] [stderr]    --> src/lib.rs:923:17
[INFO] [stderr]     |
[INFO] [stderr] 923 | ...   let sc     = if numcon > 0 && ddef { Some(r.expect(b"sol/interior/con/dual",b"[d[d[d").and_then(|mut entry| Ok((entry.read::<f64>()...
[INFO] [stderr]     |           ^^ help: if this is intentional, prefix it with an underscore: `_sc`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `varsta`
[INFO] [stderr]    --> src/lib.rs:943:17
[INFO] [stderr]     |
[INFO] [stderr] 943 |             let varsta = r.expect(b"sol/basic/var/sta",b"[B").and_then(|mut entry| Ok(entry.read::<u8>()?))?;
[INFO] [stderr]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_varsta`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sc`
[INFO] [stderr]    --> src/lib.rs:948:17
[INFO] [stderr]     |
[INFO] [stderr] 948 | ...   let sc     = if numcon > 0 && ddef { Some(r.expect(b"sol/basic/con/dual",b"[d[d[d").and_then(|mut entry| Ok((entry.read::<f64>()?,e...
[INFO] [stderr]     |           ^^ help: if this is intentional, prefix it with an underscore: `_sc`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `varsta`
[INFO] [stderr]    --> src/lib.rs:966:17
[INFO] [stderr]     |
[INFO] [stderr] 966 |             let varsta = r.expect(b"sol/integer/var/sta",b"[B").and_then(|mut entry| Ok(entry.read::<u8>()?))?;
[INFO] [stderr]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_varsta`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `first`
[INFO] [stderr]     --> src/lib.rs:1219:49
[INFO] [stderr]      |
[INFO] [stderr] 1219 |     fn linear_names<const N : usize>(&mut self, first : usize, last : usize, shape : &[usize;N], sp : Option<&[usize]>, name : &str) {
[INFO] [stderr]      |                                                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_first`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `last`
[INFO] [stderr]     --> src/lib.rs:1219:64
[INFO] [stderr]      |
[INFO] [stderr] 1219 |     fn linear_names<const N : usize>(&mut self, first : usize, last : usize, shape : &[usize;N], sp : Option<&[usize]>, name : &str) {
[INFO] [stderr]      |                                                                ^^^^ help: if this is intentional, prefix it with an underscore: `_last`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]     --> src/lib.rs:1400:54
[INFO] [stderr]      |
[INFO] [stderr] 1400 |         self.con_block_dom.extend( (0..numcone).map(|i| ct.clone() ));
[INFO] [stderr]      |                                                      ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: fields `block_index` and `offset` are never read
[INFO] [stderr]   --> src/lib.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 24 | struct ConItem {
[INFO] [stderr]    |        ------- fields in this struct
[INFO] [stderr] 25 |     block_index : usize,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 26 |     offset     : usize,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `ConItem` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum `FieldType` is never used
[INFO] [stderr]    --> src/bio.rs:105:10
[INFO] [stderr]     |
[INFO] [stderr] 105 | pub enum FieldType {
[INFO] [stderr]     |          ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Ser` is never constructed
[INFO] [stderr]    --> src/bio.rs:113:12
[INFO] [stderr]     |
[INFO] [stderr] 113 | pub struct Ser<'a,T> where T : Write {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `SerEntry` is never constructed
[INFO] [stderr]    --> src/bio.rs:124:12
[INFO] [stderr]     |
[INFO] [stderr] 124 | pub struct SerEntry<'a,'b,T> where T : Write {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `SerEntryChunkWriter` is never constructed
[INFO] [stderr]    --> src/bio.rs:134:12
[INFO] [stderr]     |
[INFO] [stderr] 134 | pub struct SerEntryChunkWriter<'a,'b,'c,T,E> where T : Write, E : Serializable {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `entry`, and `finalize` are never used
[INFO] [stderr]    --> src/bio.rs:157:12
[INFO] [stderr]     |
[INFO] [stderr] 155 | impl<'a,T> Ser<'a,T> where T : Write {
[INFO] [stderr]     | ------------------------------------ associated items in this implementation
[INFO] [stderr] 156 |     /// Create a new b-stream from a writer object.
[INFO] [stderr] 157 |     pub fn new(w : &'a mut T) -> std::io::Result<Self> {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 176 |     pub fn entry<'b>(&'b mut self,name : &[u8], fmt : &[u8]) -> std::io::Result<SerEntry<'a,'b,T>> {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 208 |     pub fn finalize(&mut self) -> std::io::Result<()> {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `write_value`, `write_array`, `stream_writer`, and `end_field` are never used
[INFO] [stderr]    --> src/bio.rs:233:12
[INFO] [stderr]     |
[INFO] [stderr] 228 | impl<'a,'b,T> SerEntry<'a,'b,T> where T : Write {
[INFO] [stderr]     | ----------------------------------------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 233 |     pub fn write_value<E>(&mut self, data : E) -> std::io::Result<&mut Self> where E : Serializable {
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 256 |     pub fn write_array<E>(&mut self, data : &[E]) -> std::io::Result<&mut Self> where E : Serializable {
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 295 |     pub fn stream_writer<'c,E>(&'c mut self) -> std::io::Result<SerEntryChunkWriter<'a,'b,'c,T,E>> where E : Serializable
[INFO] [stderr]     |            ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 312 |     fn end_field(&mut self) {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `close` and `write` are never used
[INFO] [stderr]    --> src/bio.rs:325:12
[INFO] [stderr]     |
[INFO] [stderr] 323 | impl<'a,'b,'c,T,E> SerEntryChunkWriter<'a,'b,'c,T,E> where T : Write, E : Serializable, T : Write {
[INFO] [stderr]     | ------------------------------------------------------------------------------------------------- methods in this implementation
[INFO] [stderr] 324 |     /// Terminate the stream. No subsequent writes are allowed.
[INFO] [stderr] 325 |     pub fn close(&mut self) -> std::io::Result<()> {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 338 |     pub fn write(&mut self, buf: &[E]) -> io::Result<()> {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `check_fmt` and `field_type` are never used
[INFO] [stderr]    --> src/bio.rs:567:12
[INFO] [stderr]     |
[INFO] [stderr] 561 | impl<'a,'b,R> DesEntry<'a,'b,R> where R : Read {
[INFO] [stderr]     | ---------------------------------------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 567 |     pub fn check_fmt(self, fmt : &[u8]) -> std::io::Result<Self> {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 632 |     pub fn field_type(&self) -> std::io::Result<Option<(FieldType,FieldElementType)>> {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `read_vec` and `read_all` are never used
[INFO] [stderr]    --> src/bio.rs:777:12
[INFO] [stderr]     |
[INFO] [stderr] 714 | impl<'a,'b,'c,R,E> DesEntryReader<'a,'b,'c,R,E> where R : Read, E : Serializable+Default+Copy {
[INFO] [stderr]     | --------------------------------------------------------------------------------------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 777 |     pub fn read_vec(&mut self) -> io::Result<Vec<E>> {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 782 |     pub fn read_all(&mut self, buf: &mut Vec<E>) -> io::Result<usize> {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `asciistr` is never used
[INFO] [stderr]    --> src/bio.rs:818:4
[INFO] [stderr]     |
[INFO] [stderr] 818 | fn asciistr(bs : &[u8]) -> String {
[INFO] [stderr]     |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `get`, `get_mut`, and `replace_rows` are never used
[INFO] [stderr]    --> src/msto.rs:17:12
[INFO] [stderr]     |
[INFO] [stderr] 16  | impl MatrixStore {
[INFO] [stderr]     | ---------------- associated items in this implementation
[INFO] [stderr] 17  |     pub fn new() -> MatrixStore { Default::default() }
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 58  |     pub fn get<'a>(&'a self, i : usize) -> Option<(&'a[usize],&'a[f64],f64)> {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 69  |     pub fn get_mut<'a>(&'a mut self, i : usize) -> Option<(&'a mut[usize],&'a mut [f64],&'a mut f64)> {
[INFO] [stderr]     |            ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 108 |     pub fn replace_rows(&mut self, rows : &[usize], ptr : &[usize], subj : &[usize], cof : &[f64], b : &[f64]) {
[INFO] [stderr]     |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/json.rs:175:25
[INFO] [stderr]     |
[INFO] [stderr] 175 |                         Self::write_float(*value, s);
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 175 |                         let _ = Self::write_float(*value, s);
[INFO] [stderr]     |                         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/json.rs:199:25
[INFO] [stderr]     |
[INFO] [stderr] 199 |                         Self::write_str(s,value.as_str());
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 199 |                         let _ = Self::write_str(s,value.as_str());
[INFO] [stderr]     |                         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `FieldElementType::*`
[INFO] [stderr]    --> src/bio.rs:967:13
[INFO] [stderr]     |
[INFO] [stderr] 967 |         use FieldElementType::*;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/bio.rs:971:24
[INFO] [stderr]     |
[INFO] [stderr] 971 |         while let Some(mut entry) = d.next_entry().unwrap() {
[INFO] [stderr]     |                        ----^^^^^
[INFO] [stderr]     |                        |
[INFO] [stderr]     |                        help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `write_value` is never used
[INFO] [stderr]    --> src/bio.rs:233:12
[INFO] [stderr]     |
[INFO] [stderr] 228 | impl<'a,'b,T> SerEntry<'a,'b,T> where T : Write {
[INFO] [stderr]     | ----------------------------------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 233 |     pub fn write_value<E>(&mut self, data : E) -> std::io::Result<&mut Self> where E : Serializable {
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `check_fmt` is never used
[INFO] [stderr]    --> src/bio.rs:567:12
[INFO] [stderr]     |
[INFO] [stderr] 561 | impl<'a,'b,R> DesEntry<'a,'b,R> where R : Read {
[INFO] [stderr]     | ---------------------------------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 567 |     pub fn check_fmt(self, fmt : &[u8]) -> std::io::Result<Self> {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `mosekcomodel-optserver` (lib) generated 29 warnings (run `cargo fix --lib -p mosekcomodel-optserver` to apply 5 suggestions)
[INFO] [stderr] warning: `mosekcomodel-optserver` (lib test) generated 23 warnings (19 duplicates) (run `cargo fix --lib -p mosekcomodel-optserver --tests` to apply 2 suggestions)
[INFO] [stderr] warning: unused import: `model::IntSolutionManager`
[INFO] [stderr]   --> examples/milo1.rs:10:20
[INFO] [stderr]    |
[INFO] [stderr] 10 | use mosekcomodel::{model::IntSolutionManager, *};
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `mosekcomodel-optserver` (example "milo1") generated 1 warning (run `cargo fix --example "milo1"` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mosekcomodel_optserver-520e501a4c79f6f0)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test bio::test::test_ser_des_4 ... ok
[INFO] [stdout] test bio::test::test_ser_des_2 ... ok
[INFO] [stdout] test bio::test::test_ser_des_3 ... ok
[INFO] [stdout] test bio::test::test_ser_des_1 ... ok
[INFO] [stdout] test test::test_optserver ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- test::test_optserver stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'test::test_optserver' panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/mosekcomodel-0.4.3/src/model/mod.rs:693:42:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: "Read-only file system (os error 30)"
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x594b3f6fab32 - std::backtrace_rs::backtrace::libunwind::trace::h73a647620bf1c49d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x594b3f6fab32 - std::backtrace_rs::backtrace::trace_unsynchronized::hd4d513ed96cb3cb1
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x594b3f6fab32 - std::sys::backtrace::_print_fmt::h61bb95f7476aafa5
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x594b3f6fab32 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::ha2e7e3a01df69042
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x594b3f723de3 - core::fmt::rt::Argument::fmt::hf14163372f0f9a76
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x594b3f723de3 - core::fmt::write::h7cb8f63788cd01d2
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/mod.rs:1465:25
[INFO] [stdout]    6:     0x594b3f6f6ca3 - std::io::default_write_fmt::h9ed739ccee8a150c
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x594b3f6f6ca3 - std::io::Write::write_fmt::h1c0a32da913b32f1
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x594b3f6fa982 - std::sys::backtrace::BacktraceLock::print::h3ec4d7883eb25e61
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x594b3f6fc0ac - std::panicking::default_hook::{{closure}}::h29548987efd832cb
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x594b3f6fbf02 - std::panicking::default_hook::ha25170a15c643514
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x594b3f6be604 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h562adeecbf43c420
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x594b3f6be604 - test::test_main_with_exit_callback::{{closure}}::h97dd2a879d27e0e4
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x594b3f6fcb8b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h7e85cbdbda26fdb7
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x594b3f6fcb8b - std::panicking::rust_panic_with_hook::h0d81afcd829aa24b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x594b3f6fc85a - std::panicking::begin_panic_handler::{{closure}}::hc84a33f1202346cf
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x594b3f6fb029 - std::sys::backtrace::__rust_end_short_backtrace::h373067a14f6c59aa
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   17:     0x594b3f6fc4ed - __rustc[beb0385846a06d21]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x594b3f721720 - core::panicking::panic_fmt::ha33fa2ae772efba9
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x594b3f721ac6 - core::result::unwrap_failed::hfbbd3c78a73fea3d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/result.rs:1761:5
[INFO] [stdout]   20:     0x594b3f4a579c - core::result::Result<T,E>::unwrap::h607760389203539a
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/result.rs:1167:23
[INFO] [stdout]   21:     0x594b3f4a579c - mosekcomodel::model::ModelAPI<T>::write_problem::h69b23752ace7eb57
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/mosekcomodel-0.4.3/src/model/mod.rs:693:42
[INFO] [stdout]   22:     0x594b3f4a579c - mosekcomodel_optserver::test::test_optserver::h2c8ac2b14bdfe033
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:1524:11
[INFO] [stdout]   23:     0x594b3f489889 - mosekcomodel_optserver::test::test_optserver::{{closure}}::h4217877a6140ef7f
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:1502:24
[INFO] [stdout]   24:     0x594b3f489889 - core::ops::function::FnOnce::call_once::he050dfa829898738
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x594b3f6c3d3b - core::ops::function::FnOnce::call_once::hf84b9c3d864a6959
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x594b3f6c3d3b - test::__rust_begin_short_backtrace::h5724e31441c16fcb
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:648:18
[INFO] [stdout]   27:     0x594b3f6c2f7e - test::run_test_in_process::{{closure}}::hbc28c9aa91793d7d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:671:74
[INFO] [stdout]   28:     0x594b3f6c2f7e - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hc17b0e238c0f8f3e
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   29:     0x594b3f6c2f7e - std::panicking::catch_unwind::do_call::hcdbce0d6dd6c83ce
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stdout]   30:     0x594b3f6c2f7e - std::panicking::catch_unwind::h9477967ceea044e8
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stdout]   31:     0x594b3f6c2f7e - std::panic::catch_unwind::h616a2e249da12e16
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stdout]   32:     0x594b3f6c2f7e - test::run_test_in_process::h2758deb0f2e54430
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:671:27
[INFO] [stdout]   33:     0x594b3f6c2f7e - test::run_test::{{closure}}::habe5cd2564b18aaa
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:592:43
[INFO] [stdout]   34:     0x594b3f686b24 - test::run_test::{{closure}}::h9a0a6928f1a15421
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:622:41
[INFO] [stdout]   35:     0x594b3f686b24 - std::sys::backtrace::__rust_begin_short_backtrace::hd68b5332434a22ca
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:152:18
[INFO] [stdout]   36:     0x594b3f68a4ca - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h264ddcc3098eacae
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   37:     0x594b3f68a4ca - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9fa39489749d6f3c
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   38:     0x594b3f68a4ca - std::panicking::catch_unwind::do_call::hb9a1944b9f85100f
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stdout]   39:     0x594b3f68a4ca - std::panicking::catch_unwind::h0c6f100786c0dad8
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stdout]   40:     0x594b3f68a4ca - std::panic::catch_unwind::hf6084e2723385823
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stdout]   41:     0x594b3f68a4ca - std::thread::Builder::spawn_unchecked_::{{closure}}::hf0af58ce658143ad
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   42:     0x594b3f68a4ca - core::ops::function::FnOnce::call_once{{vtable.shim}}::h88a14f9b2e79f9de
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x594b3f6ffca7 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf31256ba38644b65
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   44:     0x594b3f6ffca7 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h100ad77f3448041b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   45:     0x594b3f6ffca7 - std::sys::pal::unix::thread::Thread::new::thread_start::h1a22ded422ce395b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/pal/unix/thread.rs:97:17
[INFO] [stdout]   46:     0x70213d5e9aa4 - <unknown>
[INFO] [stdout]   47:     0x70213d676a34 - clone
[INFO] [stdout]   48:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     test::test_optserver
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 4 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.19s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "353d7e390d046f982ed49cca7022c2f7ee383f383d5f9d4a741ee987ffaec6e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "353d7e390d046f982ed49cca7022c2f7ee383f383d5f9d4a741ee987ffaec6e2", kill_on_drop: false }`
[INFO] [stdout] 353d7e390d046f982ed49cca7022c2f7ee383f383d5f9d4a741ee987ffaec6e2
