[INFO] fetching crate mosekcomodel-optserver 0.2.0...
[INFO] testing mosekcomodel-optserver-0.2.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate mosekcomodel-optserver 0.2.0 into /workspace/builds/worker-3-tc1/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-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mosekcomodel-optserver 0.2.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 97398867b2f1f54abd16cccf62c3e4a8adb44132ad9de7bcf78667639e1034f7
[INFO] running `Command { std: "docker" "start" "-a" "97398867b2f1f54abd16cccf62c3e4a8adb44132ad9de7bcf78667639e1034f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97398867b2f1f54abd16cccf62c3e4a8adb44132ad9de7bcf78667639e1034f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97398867b2f1f54abd16cccf62c3e4a8adb44132ad9de7bcf78667639e1034f7", kill_on_drop: false }`
[INFO] [stdout] 97398867b2f1f54abd16cccf62c3e4a8adb44132ad9de7bcf78667639e1034f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "418d20d41c3ab149b9e83fcdcab1d5c51b391be073be1ce2c546a9e7278fcb44", 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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 29.87s
[INFO] running `Command { std: "docker" "inspect" "418d20d41c3ab149b9e83fcdcab1d5c51b391be073be1ce2c546a9e7278fcb44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "418d20d41c3ab149b9e83fcdcab1d5c51b391be073be1ce2c546a9e7278fcb44", kill_on_drop: false }`
[INFO] [stdout] 418d20d41c3ab149b9e83fcdcab1d5c51b391be073be1ce2c546a9e7278fcb44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 88acae8dc42d2ceb18b2a70b2d5343927ef84837d52c676f589e9a79a949d458
[INFO] running `Command { std: "docker" "start" "-a" "88acae8dc42d2ceb18b2a70b2d5343927ef84837d52c676f589e9a79a949d458", kill_on_drop: false }`
[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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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 6.53s
[INFO] running `Command { std: "docker" "inspect" "88acae8dc42d2ceb18b2a70b2d5343927ef84837d52c676f589e9a79a949d458", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88acae8dc42d2ceb18b2a70b2d5343927ef84837d52c676f589e9a79a949d458", kill_on_drop: false }`
[INFO] [stdout] 88acae8dc42d2ceb18b2a70b2d5343927ef84837d52c676f589e9a79a949d458
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 96634b3998f26591ae0969fd843272ffeeabbed058e5cf6d29a78563efa75924
[INFO] running `Command { std: "docker" "start" "-a" "96634b3998f26591ae0969fd843272ffeeabbed058e5cf6d29a78563efa75924", 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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: `mosekcomodel-optserver` (lib) generated 29 warnings (run `cargo fix --lib -p mosekcomodel-optserver` to apply 5 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)]` (part of `#[warn(unused)]`) on by default
[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)]` (part of `#[warn(unused)]`) 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` (example "milo1") generated 1 warning (run `cargo fix --example "milo1"` to apply 1 suggestion)
[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]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mosekcomodel_optserver-525c966b9c89fa87)
[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_3 ... ok
[INFO] [stdout] test bio::test::test_ser_des_1 ... ok
[INFO] [stdout] test bio::test::test_ser_des_2 ... 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' (29) 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:     0x56a2aeedcaa2 - std::backtrace_rs::backtrace::libunwind::trace::h62f3c6bea0fedab3
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x56a2aeedcaa2 - std::backtrace_rs::backtrace::trace_unsynchronized::hc41aaca6c0af0bde
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x56a2aeedcaa2 - std::sys::backtrace::_print_fmt::h33ac2b97007106cc
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x56a2aeedcaa2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h4e0a3aeea0f9c085
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x56a2aeeef00f - core::fmt::rt::Argument::fmt::h1edd6a3e00b22f10
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x56a2aeeef00f - core::fmt::write::hecf68a131630c74d
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x56a2aeea8441 - std::io::default_write_fmt::ha6b238eff7f0ef8a
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x56a2aeea8441 - std::io::Write::write_fmt::h9846fe3d2a36c1ea
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x56a2aeeb5352 - std::sys::backtrace::BacktraceLock::print::h75160192768e5621
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x56a2aeeba4df - std::panicking::default_hook::{{closure}}::h14d82797cfb1ddcb
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x56a2aeeba371 - std::panicking::default_hook::h63f9bf8161c5d325
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x56a2aee5e3fe - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb8126f8384f98101
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   12:     0x56a2aee5e3fe - test::test_main_with_exit_callback::{{closure}}::hae96ae0cd2f2ce70
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x56a2aeebac4f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::ha703f6686c81d0c6
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   14:     0x56a2aeebac4f - std::panicking::panic_with_hook::h3173740e06bd0752
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x56a2aeeba9fa - std::panicking::panic_handler::{{closure}}::hbac492c61eb56a87
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x56a2aeeb5499 - std::sys::backtrace::__rust_end_short_backtrace::haa3eac3df9535320
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x56a2aee9c7ed - __rustc[de0091b922c53d7e]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x56a2aeef7ce0 - core::panicking::panic_fmt::h5138da2ef87be35b
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x56a2aeef71b6 - core::result::unwrap_failed::h5d9b16b0b732a2ac
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/result.rs:1855:5
[INFO] [stdout]   20:     0x56a2aea14600 - core::result::Result<T,E>::unwrap::h217b8be86ab59888
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/result.rs:1226:23
[INFO] [stdout]   21:     0x56a2aea14600 - mosekcomodel::model::ModelAPI<T>::write_problem::hd60addd66aa1dfae
[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:     0x56a2aea2d875 - mosekcomodel_optserver::test::test_optserver::h9ef0eaeef3e8ace3
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:1524:11
[INFO] [stdout]   23:     0x56a2aea2dab7 - mosekcomodel_optserver::test::test_optserver::{{closure}}::h142208a207e2b4c0
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:1502:24
[INFO] [stdout]   24:     0x56a2aea09076 - core::ops::function::FnOnce::call_once::h8bdc18626b0a4a75
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x56a2aee5e1db - core::ops::function::FnOnce::call_once::h8f50ae93d93b62b4
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x56a2aee5e1db - test::__rust_begin_short_backtrace::h447963718d05a644
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:663:18
[INFO] [stdout]   27:     0x56a2aee73e15 - test::run_test_in_process::{{closure}}::hf890ba4755ca86c0
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:686:74
[INFO] [stdout]   28:     0x56a2aee73e15 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h31e4b2860e583faa
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   29:     0x56a2aee73e15 - std::panicking::catch_unwind::do_call::hec7cdbbe797e2cab
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   30:     0x56a2aee73e15 - std::panicking::catch_unwind::h24d3b93458b5ba67
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   31:     0x56a2aee73e15 - std::panic::catch_unwind::h46eeec7cf9c9336c
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14
[INFO] [stdout]   32:     0x56a2aee73e15 - test::run_test_in_process::h290de6e559006104
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:686:27
[INFO] [stdout]   33:     0x56a2aee73e15 - test::run_test::{{closure}}::h26eeb2c5f7e9a995
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:607:43
[INFO] [stdout]   34:     0x56a2aee4a614 - test::run_test::{{closure}}::h85af00882daabeaa
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:637:41
[INFO] [stdout]   35:     0x56a2aee4a614 - std::sys::backtrace::__rust_begin_short_backtrace::h9d9305dda51fa5f2
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   36:     0x56a2aee4dfba - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hc6aada8b43f0527b
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   37:     0x56a2aee4dfba - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::ha89fe5505c1206f5
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   38:     0x56a2aee4dfba - std::panicking::catch_unwind::do_call::he3e0bef721d99583
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   39:     0x56a2aee4dfba - std::panicking::catch_unwind::ha8241964d3d773cd
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   40:     0x56a2aee4dfba - std::panic::catch_unwind::ha8554bc7696cae72
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14
[INFO] [stdout]   41:     0x56a2aee4dfba - std::thread::Builder::spawn_unchecked_::{{closure}}::he06f1f62b4c90f8d
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   42:     0x56a2aee4dfba - core::ops::function::FnOnce::call_once{{vtable.shim}}::ha7fd20ecae19b9b9
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x56a2aeeb067f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h43642ed9c40e0ab2
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   44:     0x56a2aeeb067f - std::sys::thread::unix::Thread::new::thread_start::h38da0f633f090ce2
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/thread/unix.rs:126:17
[INFO] [stdout]   45:     0x7088a190aaa4 - <unknown>
[INFO] [stdout]   46:     0x7088a1997a64 - clone
[INFO] [stdout]   47:                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 0.06s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "96634b3998f26591ae0969fd843272ffeeabbed058e5cf6d29a78563efa75924", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96634b3998f26591ae0969fd843272ffeeabbed058e5cf6d29a78563efa75924", kill_on_drop: false }`
[INFO] [stdout] 96634b3998f26591ae0969fd843272ffeeabbed058e5cf6d29a78563efa75924
