[INFO] fetching crate gurobi 0.3.4...
[INFO] testing gurobi-0.3.4 against 1.75.0 for beta-1.76-1
[INFO] extracting crate gurobi 0.3.4 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate gurobi 0.3.4 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gurobi 0.3.4
[INFO] finished tweaking crates.io crate gurobi 0.3.4
[INFO] tweaked toml for crates.io crate gurobi 0.3.4 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate gurobi 0.3.4 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gurobi-sys v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8eaaf995b782d9c4bfe1056e577f313096eecc99d5e7b6b402eea9ddefc2ac1e
[INFO] running `Command { std: "docker" "start" "-a" "8eaaf995b782d9c4bfe1056e577f313096eecc99d5e7b6b402eea9ddefc2ac1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8eaaf995b782d9c4bfe1056e577f313096eecc99d5e7b6b402eea9ddefc2ac1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8eaaf995b782d9c4bfe1056e577f313096eecc99d5e7b6b402eea9ddefc2ac1e", kill_on_drop: false }`
[INFO] [stdout] 8eaaf995b782d9c4bfe1056e577f313096eecc99d5e7b6b402eea9ddefc2ac1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9396100aeaa5f98a7090be36aff18d28769aa6322242e3d2f38155e4ca65e560
[INFO] running `Command { std: "docker" "start" "-a" "9396100aeaa5f98a7090be36aff18d28769aa6322242e3d2f38155e4ca65e560", kill_on_drop: false }`
[INFO] [stderr]    Compiling gurobi-sys v0.3.0
[INFO] [stderr]    Compiling itertools v0.4.19
[INFO] [stderr]    Compiling gurobi v0.3.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unknown lint: `extend_from_slice`
[INFO] [stdout]   --> src/lib.rs:80:10
[INFO] [stdout]    |
[INFO] [stdout] 80 | #![allow(extend_from_slice)]
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown lint: `explicit_iter_loop`
[INFO] [stdout]   --> src/lib.rs:81:10
[INFO] [stdout]    |
[INFO] [stdout] 81 | #![allow(explicit_iter_loop)]
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/env.rs:26:23
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let logfilename = try!(CString::new(logfilename));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/env.rs:41:23
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let logfilename = try!(CString::new(logfilename));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/env.rs:42:25
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let computeserver = try!(CString::new(computeserver));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/env.rs:43:20
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let password = try!(CString::new(password));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/env.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 74 |     try!(self.check_apicall(unsafe { P::get_param(self.env, param.into().as_ptr(), value.as_rawptr()) }));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/env.rs:86:20
[INFO] [stdout]    |
[INFO] [stdout] 86 |     let filename = try!(CString::new(filename));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/env.rs:92:20
[INFO] [stdout]    |
[INFO] [stdout] 92 |     let filename = try!(CString::new(filename));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:227:19
[INFO] [stdout]     |
[INFO] [stdout] 227 |           coldel: try!(callback.get_int(PRESOLVE, PRE_COLDEL)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:228:19
[INFO] [stdout]     |
[INFO] [stdout] 228 |           rowdel: try!(callback.get_int(PRESOLVE, PRE_ROWDEL)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:229:19
[INFO] [stdout]     |
[INFO] [stdout] 229 |           senchg: try!(callback.get_int(PRESOLVE, PRE_SENCHG)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:230:19
[INFO] [stdout]     |
[INFO] [stdout] 230 |           bndchg: try!(callback.get_int(PRESOLVE, PRE_BNDCHG)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:231:19
[INFO] [stdout]     |
[INFO] [stdout] 231 |           coecfg: try!(callback.get_int(PRESOLVE, PRE_COECHG))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:237:19
[INFO] [stdout]     |
[INFO] [stdout] 237 |           itrcnt: try!(callback.get_double(SIMPLEX, SPX_ITRCNT)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:238:19
[INFO] [stdout]     |
[INFO] [stdout] 238 |           objval: try!(callback.get_double(SIMPLEX, SPX_OBJVAL)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:239:20
[INFO] [stdout]     |
[INFO] [stdout] 239 |           priminf: try!(callback.get_double(SIMPLEX, SPX_PRIMINF)),
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:240:20
[INFO] [stdout]     |
[INFO] [stdout] 240 |           dualinf: try!(callback.get_double(SIMPLEX, SPX_DUALINF)),
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:241:19
[INFO] [stdout]     |
[INFO] [stdout] 241 |           ispert: try!(callback.get_int(SIMPLEX, SPX_ISPERT))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:246:19
[INFO] [stdout]     |
[INFO] [stdout] 246 |           objbst: try!(callback.get_double(MIP, MIP_OBJBST)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:247:19
[INFO] [stdout]     |
[INFO] [stdout] 247 |           objbnd: try!(callback.get_double(MIP, MIP_OBJBND)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:248:19
[INFO] [stdout]     |
[INFO] [stdout] 248 |           nodcnt: try!(callback.get_double(MIP, MIP_NODCNT)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:249:19
[INFO] [stdout]     |
[INFO] [stdout] 249 |           solcnt: try!(callback.get_double(MIP, MIP_SOLCNT)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:250:19
[INFO] [stdout]     |
[INFO] [stdout] 250 |           cutcnt: try!(callback.get_int(MIP, MIP_CUTCNT)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:251:20
[INFO] [stdout]     |
[INFO] [stdout] 251 |           nodleft: try!(callback.get_double(MIP, MIP_NODLFT)),
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:252:19
[INFO] [stdout]     |
[INFO] [stdout] 252 |           itrcnt: try!(callback.get_double(MIP, MIP_ITRCNT))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:257:16
[INFO] [stdout]     |
[INFO] [stdout] 257 |           obj: try!(callback.get_double(MIPSOL, MIPSOL_OBJ)),
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:258:19
[INFO] [stdout]     |
[INFO] [stdout] 258 |           objbst: try!(callback.get_double(MIPSOL, MIPSOL_OBJBST)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:259:19
[INFO] [stdout]     |
[INFO] [stdout] 259 |           objbnd: try!(callback.get_double(MIPSOL, MIPSOL_OBJBND)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:260:19
[INFO] [stdout]     |
[INFO] [stdout] 260 |           nodcnt: try!(callback.get_double(MIPSOL, MIPSOL_NODCNT)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:261:19
[INFO] [stdout]     |
[INFO] [stdout] 261 |           solcnt: try!(callback.get_double(MIPSOL, MIPSOL_SOLCNT))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:266:19
[INFO] [stdout]     |
[INFO] [stdout] 266 |           status: try!(callback.get_int(MIPNODE, MIPNODE_STATUS)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:267:19
[INFO] [stdout]     |
[INFO] [stdout] 267 |           objbst: try!(callback.get_double(MIPNODE, MIPNODE_OBJBST)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:268:19
[INFO] [stdout]     |
[INFO] [stdout] 268 |           objbnd: try!(callback.get_double(MIPNODE, MIPNODE_OBJBND)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:269:19
[INFO] [stdout]     |
[INFO] [stdout] 269 |           nodcnt: try!(callback.get_double(MIPNODE, MIPNODE_NODCNT)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:270:19
[INFO] [stdout]     |
[INFO] [stdout] 270 |           solcnt: try!(callback.get_int(MIPNODE, MIPNODE_SOLCNT))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:273:33
[INFO] [stdout]     |
[INFO] [stdout] 273 |       MESSAGE => Where::Message(try!(callback.get_string(MESSAGE, MSG_STRING)).trim().to_owned()),
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:276:19
[INFO] [stdout]     |
[INFO] [stdout] 276 |           itrcnt: try!(callback.get_int(BARRIER, BARRIER_ITRCNT)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:277:20
[INFO] [stdout]     |
[INFO] [stdout] 277 |           primobj: try!(callback.get_double(BARRIER, BARRIER_PRIMOBJ)),
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:278:20
[INFO] [stdout]     |
[INFO] [stdout] 278 |           dualobj: try!(callback.get_double(BARRIER, BARRIER_DUALOBJ)),
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:279:20
[INFO] [stdout]     |
[INFO] [stdout] 279 |           priminf: try!(callback.get_double(BARRIER, BARRIER_PRIMINF)),
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:280:20
[INFO] [stdout]     |
[INFO] [stdout] 280 |           dualinf: try!(callback.get_double(BARRIER, BARRIER_DUALINF)),
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:281:18
[INFO] [stdout]     |
[INFO] [stdout] 281 |           compl: try!(callback.get_double(BARRIER, BARRIER_COMPL))
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/expr.rs:78:16
[INFO] [stdout]    |
[INFO] [stdout] 78 |     let vars = try!(model.get_values(attr::X, self.vars.as_slice()));
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/expr.rs:138:16
[INFO] [stdout]     |
[INFO] [stdout] 138 |     let lind = try!(model.get_values(attr::X, self.lind.as_slice()));
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/expr.rs:139:16
[INFO] [stdout]     |
[INFO] [stdout] 139 |     let qrow = try!(model.get_values(attr::X, self.qrow.as_slice()));
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/expr.rs:140:16
[INFO] [stdout]     |
[INFO] [stdout] 140 |     let qcol = try!(model.get_values(attr::X, self.qcol.as_slice()));
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/model.rs:124:8
[INFO] [stdout]     |
[INFO] [stdout] 124 |       1...14 => unsafe { transmute(val as i8) },
[INFO] [stdout]     |        ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown lint: `transmute_ptr_to_ref`
[INFO] [stdout]    --> src/model.rs:249:9
[INFO] [stdout]     |
[INFO] [stdout] 249 | #[allow(transmute_ptr_to_ref)] // Clippy gives a false positive here.
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:315:5
[INFO] [stdout]     |
[INFO] [stdout] 315 |     try!(model.populate());
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:345:5
[INFO] [stdout]     |
[INFO] [stdout] 345 |     try!(env.check_apicall(unsafe {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:343:21
[INFO] [stdout]     |
[INFO] [stdout] 343 |     let modelname = try!(CString::new(modelname));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:363:5
[INFO] [stdout]     |
[INFO] [stdout] 363 |     try!(env.check_apicall(unsafe { ffi::GRBreadmodel(env.get_ptr(), filename.as_ptr(), &mut model) }));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:361:20
[INFO] [stdout]     |
[INFO] [stdout] 361 |     let filename = try!(CString::new(filename));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:468:5
[INFO] [stdout]     |
[INFO] [stdout] 468 |     try!(self.check_apicall(unsafe { ffi::GRBupdatemodel(self.model) }));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:449:7
[INFO] [stdout]     |
[INFO] [stdout] 449 |       try!(self.check_apicall(unsafe { ffi::GRBdelvars(self.model, delind.len() as ffi::c_int, delind.as_ptr()) }));
[INFO] [stdout]     |       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:454:7
[INFO] [stdout]     |
[INFO] [stdout] 454 |       try!(self.check_apicall(unsafe { ffi::GRBdelconstrs(self.model, delind.len() as ffi::c_int, delind.as_ptr()) }));
[INFO] [stdout]     |       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:459:7
[INFO] [stdout]     |
[INFO] [stdout] 459 |       try!(self.check_apicall(unsafe { ffi::GRBdelqconstrs(self.model, delind.len() as ffi::c_int, delind.as_ptr()) }));
[INFO] [stdout]     |       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:464:7
[INFO] [stdout]     |
[INFO] [stdout] 464 |       try!(self.check_apicall(unsafe { ffi::GRBdelsos(self.model, delind.len() as ffi::c_int, delind.as_ptr()) }));
[INFO] [stdout]     |       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:488:20
[INFO] [stdout]     |
[INFO] [stdout] 488 |         let mode = try!(self.env.get(param::UpdateMode));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:497:5
[INFO] [stdout]     |
[INFO] [stdout] 497 |     try!(self.update());
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:503:5
[INFO] [stdout]     |
[INFO] [stdout] 503 |     try!(self.update());
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown lint: `useless_transmute`
[INFO] [stdout]    --> src/model.rs:508:11
[INFO] [stdout]     |
[INFO] [stdout] 508 |   #[allow(useless_transmute)] // Clippy gives a false positive here.
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:512:5
[INFO] [stdout]     |
[INFO] [stdout] 512 |     try!(self.update());
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:517:5
[INFO] [stdout]     |
[INFO] [stdout] 517 |     try!(self.check_apicall(unsafe { ffi::GRBsetcallbackfunc(self.model, callback_wrapper, transmute(&usrdata)) }));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:519:5
[INFO] [stdout]     |
[INFO] [stdout] 519 |     try!(self.check_apicall(unsafe { ffi::GRBoptimize(self.model) }));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:586:20
[INFO] [stdout]     |
[INFO] [stdout] 586 |     let filename = try!(CString::new(filename));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:592:20
[INFO] [stdout]     |
[INFO] [stdout] 592 |     let filename = try!(CString::new(filename));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:618:5
[INFO] [stdout]     |
[INFO] [stdout] 618 |     try!(self.check_apicall(unsafe {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:617:16
[INFO] [stdout]     |
[INFO] [stdout] 617 |     let name = try!(CString::new(name));
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:630:21
[INFO] [stdout]     |
[INFO] [stdout] 630 |     let col_no = if try!(self.get_update_mode()) != 0 {
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:696:5
[INFO] [stdout]     |
[INFO] [stdout] 696 |     try!(self.check_apicall(unsafe {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:652:20
[INFO] [stdout]     |
[INFO] [stdout] 652 |         let name = try!(CString::new(name));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:710:16
[INFO] [stdout]     |
[INFO] [stdout] 710 |     let mode = try!(self.get_update_mode());
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:727:5
[INFO] [stdout]     |
[INFO] [stdout] 727 |     try!(self.check_apicall(unsafe {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:725:22
[INFO] [stdout]     |
[INFO] [stdout] 725 |     let constrname = try!(CString::new(name));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:737:21
[INFO] [stdout]     |
[INFO] [stdout] 737 |     let row_no = if try!(self.get_update_mode()) != 0 {
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:774:5
[INFO] [stdout]     |
[INFO] [stdout] 774 |     try!(self.check_apicall(unsafe {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:752:18
[INFO] [stdout]     |
[INFO] [stdout] 752 |       let name = try!(CString::new(s));
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:786:16
[INFO] [stdout]     |
[INFO] [stdout] 786 |     let mode = try!(self.get_update_mode());
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:809:5
[INFO] [stdout]     |
[INFO] [stdout] 809 |     try!(self.check_apicall(unsafe {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:807:22
[INFO] [stdout]     |
[INFO] [stdout] 807 |     let constrname = try!(CString::new(name));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:819:16
[INFO] [stdout]     |
[INFO] [stdout] 819 |     let mode = try!(self.get_update_mode());
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:866:5
[INFO] [stdout]     |
[INFO] [stdout] 866 |     try!(self.check_apicall(unsafe {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:844:18
[INFO] [stdout]     |
[INFO] [stdout] 844 |       let name = try!(CString::new(s));
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:878:16
[INFO] [stdout]     |
[INFO] [stdout] 878 |     let mode = try!(self.get_update_mode());
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:899:5
[INFO] [stdout]     |
[INFO] [stdout] 899 |     try!(self.check_apicall(unsafe {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:897:22
[INFO] [stdout]     |
[INFO] [stdout] 897 |     let constrname = try!(CString::new(constrname));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:913:22
[INFO] [stdout]     |
[INFO] [stdout] 913 |     let qrow_no = if try!(self.get_update_mode()) != 0 {
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:932:5
[INFO] [stdout]     |
[INFO] [stdout] 932 |     try!(self.check_apicall(unsafe {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:942:21
[INFO] [stdout]     |
[INFO] [stdout] 942 |     let sos_no = if try!(self.get_update_mode()) != 0 {
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:959:5
[INFO] [stdout]     |
[INFO] [stdout] 959 |     try!(self.del_qpterms());
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:960:5
[INFO] [stdout]     |
[INFO] [stdout] 960 |     try!(self.add_qpterms(qrow.as_slice(), qcol.as_slice(), qval.as_slice()));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:962:5
[INFO] [stdout]     |
[INFO] [stdout] 962 |     try!(self.set_list(attr::Obj, lind.as_slice(), lval.as_slice()));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:971:5
[INFO] [stdout]     |
[INFO] [stdout] 971 |     try!(self.check_apicall(unsafe {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:981:5
[INFO] [stdout]     |
[INFO] [stdout] 981 |     try!(self.check_apicall(unsafe { A::set_attr(self.model, attr.into().as_ptr(), util::From::from(value)) }));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:993:5
[INFO] [stdout]     |
[INFO] [stdout] 993 |     try!(self.check_apicall(unsafe {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1006:5
[INFO] [stdout]      |
[INFO] [stdout] 1006 |     try!(self.check_apicall(unsafe {
[INFO] [stdout]      |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1037:5
[INFO] [stdout]      |
[INFO] [stdout] 1037 |     try!(self.check_apicall(unsafe {
[INFO] [stdout]      |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1053:5
[INFO] [stdout]      |
[INFO] [stdout] 1053 |     try!(self.set_list(attr,
[INFO] [stdout]      |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1074:18
[INFO] [stdout]      |
[INFO] [stdout] 1074 |     let values = try!(A::to_rawsets(values));
[INFO] [stdout]      |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1147:5
[INFO] [stdout]      |
[INFO] [stdout] 1147 |     try!(self.check_apicall(unsafe {
[INFO] [stdout]      |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1156:5
[INFO] [stdout]      |
[INFO] [stdout] 1156 |     try!(self.update());
[INFO] [stdout]      |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1158:16
[INFO] [stdout]      |
[INFO] [stdout] 1158 |     let cols = try!(self.get(attr::NumVars)) as usize;
[INFO] [stdout]      |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1159:16
[INFO] [stdout]      |
[INFO] [stdout] 1159 |     let rows = try!(self.get(attr::NumConstrs)) as usize;
[INFO] [stdout]      |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1160:17
[INFO] [stdout]      |
[INFO] [stdout] 1160 |     let qrows = try!(self.get(attr::NumQConstrs)) as usize;
[INFO] [stdout]      |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1200:5
[INFO] [stdout]      |
[INFO] [stdout] 1200 |     try!(self.check_apicall(unsafe {
[INFO] [stdout]      |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1231:5
[INFO] [stdout]      |
[INFO] [stdout] 1231 |     try!(self.check_apicall(unsafe { ffi::GRBgetcoeff(self.model, var.index(), constr.index(), &mut value) }));
[INFO] [stdout]      |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1237:5
[INFO] [stdout]      |
[INFO] [stdout] 1237 |     try!(self.check_apicall(unsafe { ffi::GRBchgcoeffs(self.model, 1, &constr.index(), &var.index(), &value) }));
[INFO] [stdout]      |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1250:5
[INFO] [stdout]      |
[INFO] [stdout] 1250 |     try!(self.check_apicall(unsafe {
[INFO] [stdout]      |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1261:16
[INFO] [stdout]      |
[INFO] [stdout] 1261 |     let cols = try!(self.get(attr::NumVars)) as usize;
[INFO] [stdout]      |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1262:16
[INFO] [stdout]      |
[INFO] [stdout] 1262 |     let rows = try!(self.get(attr::NumConstrs)) as usize;
[INFO] [stdout]      |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1263:23
[INFO] [stdout]      |
[INFO] [stdout] 1263 |     let numqconstrs = try!(self.get(attr::NumQConstrs)) as usize;
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1264:18
[INFO] [stdout]      |
[INFO] [stdout] 1264 |     let numsos = try!(self.get(attr::NumSOS)) as usize;
[INFO] [stdout]      |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1279:5
[INFO] [stdout]      |
[INFO] [stdout] 1279 |     try!(self.check_apicall(unsafe {
[INFO] [stdout]      |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1291:5
[INFO] [stdout]      |
[INFO] [stdout] 1291 |     try!(self.check_apicall(unsafe { ffi::GRBdelq(self.model) }));
[INFO] [stdout]      |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/util.rs:16:11
[INFO] [stdout]    |
[INFO] [stdout] 16 |   fn from(T) -> Self;
[INFO] [stdout]    |           ^ help: try naming the parameter or explicitly ignoring it: `_: T`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/util.rs:117:11
[INFO] [stdout]     |
[INFO] [stdout] 117 |   fn from(T) -> Self;
[INFO] [stdout]     |           ^ help: try naming the parameter or explicitly ignoring it: `_: T`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:206:19
[INFO] [stdout]     |
[INFO] [stdout] 206 |       let value = try!(CString::new(value.as_str()));
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]   --> src/param.rs:28:3
[INFO] [stdout]    |
[INFO] [stdout] 28 |   #[inline(always)]
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]   --> src/param.rs:31:3
[INFO] [stdout]    |
[INFO] [stdout] 31 |   #[inline(always)]
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/model.rs:245:21
[INFO] [stdout]     |
[INFO] [stdout] 245 |   callback: &'a mut FnMut(Callback) -> Result<()>
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 245 |   callback: &'a mut dyn FnMut(Callback) -> Result<()>
[INFO] [stdout]     |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:40:39
[INFO] [stdout]    |
[INFO] [stdout] 40 |       Error::NulError(ref err) => err.description(),
[INFO] [stdout]    |                                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/expr.rs:325:16
[INFO] [stdout]     |
[INFO] [stdout] 325 |   fn sub(self, mut rhs: LinExpr) -> Self::Output {
[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: variable does not need to be mutable
[INFO] [stdout]    --> src/model.rs:254:7
[INFO] [stdout]     |
[INFO] [stdout] 254 |   let mut usrdata = unsafe { transmute::<_, &mut CallbackData>(usrdata) };
[INFO] [stdout]     |       ----^^^^^^^
[INFO] [stdout]     |       |
[INFO] [stdout]     |       help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/model.rs:439:13
[INFO] [stdout]     |
[INFO] [stdout] 439 |     for (i, mut elem) in vec.iter_mut().enumerate() {
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 126 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "9396100aeaa5f98a7090be36aff18d28769aa6322242e3d2f38155e4ca65e560", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9396100aeaa5f98a7090be36aff18d28769aa6322242e3d2f38155e4ca65e560", kill_on_drop: false }`
[INFO] [stdout] 9396100aeaa5f98a7090be36aff18d28769aa6322242e3d2f38155e4ca65e560
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 38f8df287aee519cd99a388b8d6adab13a001990444c99ba8aad368d4b731fc9
[INFO] running `Command { std: "docker" "start" "-a" "38f8df287aee519cd99a388b8d6adab13a001990444c99ba8aad368d4b731fc9", kill_on_drop: false }`
[INFO] [stdout] warning: unknown lint: `extend_from_slice`
[INFO] [stdout]   --> src/lib.rs:80:10
[INFO] [stdout]    |
[INFO] [stdout] 80 | #![allow(extend_from_slice)]
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown lint: `explicit_iter_loop`
[INFO] [stdout]   --> src/lib.rs:81:10
[INFO] [stdout]    |
[INFO] [stdout] 81 | #![allow(explicit_iter_loop)]
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/env.rs:26:23
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let logfilename = try!(CString::new(logfilename));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/env.rs:41:23
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let logfilename = try!(CString::new(logfilename));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/env.rs:42:25
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let computeserver = try!(CString::new(computeserver));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/env.rs:43:20
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let password = try!(CString::new(password));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/env.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 74 |     try!(self.check_apicall(unsafe { P::get_param(self.env, param.into().as_ptr(), value.as_rawptr()) }));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/env.rs:86:20
[INFO] [stdout]    |
[INFO] [stdout] 86 |     let filename = try!(CString::new(filename));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/env.rs:92:20
[INFO] [stdout]    |
[INFO] [stdout] 92 |     let filename = try!(CString::new(filename));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:227:19
[INFO] [stdout]     |
[INFO] [stdout] 227 |           coldel: try!(callback.get_int(PRESOLVE, PRE_COLDEL)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:228:19
[INFO] [stdout]     |
[INFO] [stdout] 228 |           rowdel: try!(callback.get_int(PRESOLVE, PRE_ROWDEL)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:229:19
[INFO] [stdout]     |
[INFO] [stdout] 229 |           senchg: try!(callback.get_int(PRESOLVE, PRE_SENCHG)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:230:19
[INFO] [stdout]     |
[INFO] [stdout] 230 |           bndchg: try!(callback.get_int(PRESOLVE, PRE_BNDCHG)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:231:19
[INFO] [stdout]     |
[INFO] [stdout] 231 |           coecfg: try!(callback.get_int(PRESOLVE, PRE_COECHG))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:237:19
[INFO] [stdout]     |
[INFO] [stdout] 237 |           itrcnt: try!(callback.get_double(SIMPLEX, SPX_ITRCNT)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:238:19
[INFO] [stdout]     |
[INFO] [stdout] 238 |           objval: try!(callback.get_double(SIMPLEX, SPX_OBJVAL)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:239:20
[INFO] [stdout]     |
[INFO] [stdout] 239 |           priminf: try!(callback.get_double(SIMPLEX, SPX_PRIMINF)),
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:240:20
[INFO] [stdout]     |
[INFO] [stdout] 240 |           dualinf: try!(callback.get_double(SIMPLEX, SPX_DUALINF)),
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:241:19
[INFO] [stdout]     |
[INFO] [stdout] 241 |           ispert: try!(callback.get_int(SIMPLEX, SPX_ISPERT))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:246:19
[INFO] [stdout]     |
[INFO] [stdout] 246 |           objbst: try!(callback.get_double(MIP, MIP_OBJBST)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:247:19
[INFO] [stdout]     |
[INFO] [stdout] 247 |           objbnd: try!(callback.get_double(MIP, MIP_OBJBND)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:248:19
[INFO] [stdout]     |
[INFO] [stdout] 248 |           nodcnt: try!(callback.get_double(MIP, MIP_NODCNT)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:249:19
[INFO] [stdout]     |
[INFO] [stdout] 249 |           solcnt: try!(callback.get_double(MIP, MIP_SOLCNT)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:250:19
[INFO] [stdout]     |
[INFO] [stdout] 250 |           cutcnt: try!(callback.get_int(MIP, MIP_CUTCNT)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:251:20
[INFO] [stdout]     |
[INFO] [stdout] 251 |           nodleft: try!(callback.get_double(MIP, MIP_NODLFT)),
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:252:19
[INFO] [stdout]     |
[INFO] [stdout] 252 |           itrcnt: try!(callback.get_double(MIP, MIP_ITRCNT))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:257:16
[INFO] [stdout]     |
[INFO] [stdout] 257 |           obj: try!(callback.get_double(MIPSOL, MIPSOL_OBJ)),
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:258:19
[INFO] [stdout]     |
[INFO] [stdout] 258 |           objbst: try!(callback.get_double(MIPSOL, MIPSOL_OBJBST)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:259:19
[INFO] [stdout]     |
[INFO] [stdout] 259 |           objbnd: try!(callback.get_double(MIPSOL, MIPSOL_OBJBND)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:260:19
[INFO] [stdout]     |
[INFO] [stdout] 260 |           nodcnt: try!(callback.get_double(MIPSOL, MIPSOL_NODCNT)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:261:19
[INFO] [stdout]     |
[INFO] [stdout] 261 |           solcnt: try!(callback.get_double(MIPSOL, MIPSOL_SOLCNT))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:266:19
[INFO] [stdout]     |
[INFO] [stdout] 266 |           status: try!(callback.get_int(MIPNODE, MIPNODE_STATUS)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:267:19
[INFO] [stdout]     |
[INFO] [stdout] 267 |           objbst: try!(callback.get_double(MIPNODE, MIPNODE_OBJBST)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:268:19
[INFO] [stdout]     |
[INFO] [stdout] 268 |           objbnd: try!(callback.get_double(MIPNODE, MIPNODE_OBJBND)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:269:19
[INFO] [stdout]     |
[INFO] [stdout] 269 |           nodcnt: try!(callback.get_double(MIPNODE, MIPNODE_NODCNT)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:270:19
[INFO] [stdout]     |
[INFO] [stdout] 270 |           solcnt: try!(callback.get_int(MIPNODE, MIPNODE_SOLCNT))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:273:33
[INFO] [stdout]     |
[INFO] [stdout] 273 |       MESSAGE => Where::Message(try!(callback.get_string(MESSAGE, MSG_STRING)).trim().to_owned()),
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:276:19
[INFO] [stdout]     |
[INFO] [stdout] 276 |           itrcnt: try!(callback.get_int(BARRIER, BARRIER_ITRCNT)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:277:20
[INFO] [stdout]     |
[INFO] [stdout] 277 |           primobj: try!(callback.get_double(BARRIER, BARRIER_PRIMOBJ)),
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:278:20
[INFO] [stdout]     |
[INFO] [stdout] 278 |           dualobj: try!(callback.get_double(BARRIER, BARRIER_DUALOBJ)),
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:279:20
[INFO] [stdout]     |
[INFO] [stdout] 279 |           priminf: try!(callback.get_double(BARRIER, BARRIER_PRIMINF)),
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:280:20
[INFO] [stdout]     |
[INFO] [stdout] 280 |           dualinf: try!(callback.get_double(BARRIER, BARRIER_DUALINF)),
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:281:18
[INFO] [stdout]     |
[INFO] [stdout] 281 |           compl: try!(callback.get_double(BARRIER, BARRIER_COMPL))
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/expr.rs:78:16
[INFO] [stdout]    |
[INFO] [stdout] 78 |     let vars = try!(model.get_values(attr::X, self.vars.as_slice()));
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/expr.rs:138:16
[INFO] [stdout]     |
[INFO] [stdout] 138 |     let lind = try!(model.get_values(attr::X, self.lind.as_slice()));
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/expr.rs:139:16
[INFO] [stdout]     |
[INFO] [stdout] 139 |     let qrow = try!(model.get_values(attr::X, self.qrow.as_slice()));
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/expr.rs:140:16
[INFO] [stdout]     |
[INFO] [stdout] 140 |     let qcol = try!(model.get_values(attr::X, self.qcol.as_slice()));
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/model.rs:124:8
[INFO] [stdout]     |
[INFO] [stdout] 124 |       1...14 => unsafe { transmute(val as i8) },
[INFO] [stdout]     |        ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown lint: `transmute_ptr_to_ref`
[INFO] [stdout]    --> src/model.rs:249:9
[INFO] [stdout]     |
[INFO] [stdout] 249 | #[allow(transmute_ptr_to_ref)] // Clippy gives a false positive here.
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:315:5
[INFO] [stdout]     |
[INFO] [stdout] 315 |     try!(model.populate());
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:345:5
[INFO] [stdout]     |
[INFO] [stdout] 345 |     try!(env.check_apicall(unsafe {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:343:21
[INFO] [stdout]     |
[INFO] [stdout] 343 |     let modelname = try!(CString::new(modelname));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:363:5
[INFO] [stdout]     |
[INFO] [stdout] 363 |     try!(env.check_apicall(unsafe { ffi::GRBreadmodel(env.get_ptr(), filename.as_ptr(), &mut model) }));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:361:20
[INFO] [stdout]     |
[INFO] [stdout] 361 |     let filename = try!(CString::new(filename));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:468:5
[INFO] [stdout]     |
[INFO] [stdout] 468 |     try!(self.check_apicall(unsafe { ffi::GRBupdatemodel(self.model) }));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:449:7
[INFO] [stdout]     |
[INFO] [stdout] 449 |       try!(self.check_apicall(unsafe { ffi::GRBdelvars(self.model, delind.len() as ffi::c_int, delind.as_ptr()) }));
[INFO] [stdout]     |       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:454:7
[INFO] [stdout]     |
[INFO] [stdout] 454 |       try!(self.check_apicall(unsafe { ffi::GRBdelconstrs(self.model, delind.len() as ffi::c_int, delind.as_ptr()) }));
[INFO] [stdout]     |       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:459:7
[INFO] [stdout]     |
[INFO] [stdout] 459 |       try!(self.check_apicall(unsafe { ffi::GRBdelqconstrs(self.model, delind.len() as ffi::c_int, delind.as_ptr()) }));
[INFO] [stdout]     |       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:464:7
[INFO] [stdout]     |
[INFO] [stdout] 464 |       try!(self.check_apicall(unsafe { ffi::GRBdelsos(self.model, delind.len() as ffi::c_int, delind.as_ptr()) }));
[INFO] [stdout]     |       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:488:20
[INFO] [stdout]     |
[INFO] [stdout] 488 |         let mode = try!(self.env.get(param::UpdateMode));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:497:5
[INFO] [stdout]     |
[INFO] [stdout] 497 |     try!(self.update());
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:503:5
[INFO] [stdout]     |
[INFO] [stdout] 503 |     try!(self.update());
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown lint: `useless_transmute`
[INFO] [stdout]    --> src/model.rs:508:11
[INFO] [stdout]     |
[INFO] [stdout] 508 |   #[allow(useless_transmute)] // Clippy gives a false positive here.
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:512:5
[INFO] [stdout]     |
[INFO] [stdout] 512 |     try!(self.update());
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:517:5
[INFO] [stdout]     |
[INFO] [stdout] 517 |     try!(self.check_apicall(unsafe { ffi::GRBsetcallbackfunc(self.model, callback_wrapper, transmute(&usrdata)) }));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:519:5
[INFO] [stdout]     |
[INFO] [stdout] 519 |     try!(self.check_apicall(unsafe { ffi::GRBoptimize(self.model) }));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:586:20
[INFO] [stdout]     |
[INFO] [stdout] 586 |     let filename = try!(CString::new(filename));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:592:20
[INFO] [stdout]     |
[INFO] [stdout] 592 |     let filename = try!(CString::new(filename));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:618:5
[INFO] [stdout]     |
[INFO] [stdout] 618 |     try!(self.check_apicall(unsafe {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:617:16
[INFO] [stdout]     |
[INFO] [stdout] 617 |     let name = try!(CString::new(name));
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:630:21
[INFO] [stdout]     |
[INFO] [stdout] 630 |     let col_no = if try!(self.get_update_mode()) != 0 {
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:696:5
[INFO] [stdout]     |
[INFO] [stdout] 696 |     try!(self.check_apicall(unsafe {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:652:20
[INFO] [stdout]     |
[INFO] [stdout] 652 |         let name = try!(CString::new(name));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:710:16
[INFO] [stdout]     |
[INFO] [stdout] 710 |     let mode = try!(self.get_update_mode());
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:727:5
[INFO] [stdout]     |
[INFO] [stdout] 727 |     try!(self.check_apicall(unsafe {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:725:22
[INFO] [stdout]     |
[INFO] [stdout] 725 |     let constrname = try!(CString::new(name));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:737:21
[INFO] [stdout]     |
[INFO] [stdout] 737 |     let row_no = if try!(self.get_update_mode()) != 0 {
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:774:5
[INFO] [stdout]     |
[INFO] [stdout] 774 |     try!(self.check_apicall(unsafe {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:752:18
[INFO] [stdout]     |
[INFO] [stdout] 752 |       let name = try!(CString::new(s));
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:786:16
[INFO] [stdout]     |
[INFO] [stdout] 786 |     let mode = try!(self.get_update_mode());
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:809:5
[INFO] [stdout]     |
[INFO] [stdout] 809 |     try!(self.check_apicall(unsafe {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:807:22
[INFO] [stdout]     |
[INFO] [stdout] 807 |     let constrname = try!(CString::new(name));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:819:16
[INFO] [stdout]     |
[INFO] [stdout] 819 |     let mode = try!(self.get_update_mode());
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:866:5
[INFO] [stdout]     |
[INFO] [stdout] 866 |     try!(self.check_apicall(unsafe {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:844:18
[INFO] [stdout]     |
[INFO] [stdout] 844 |       let name = try!(CString::new(s));
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:878:16
[INFO] [stdout]     |
[INFO] [stdout] 878 |     let mode = try!(self.get_update_mode());
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:899:5
[INFO] [stdout]     |
[INFO] [stdout] 899 |     try!(self.check_apicall(unsafe {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:897:22
[INFO] [stdout]     |
[INFO] [stdout] 897 |     let constrname = try!(CString::new(constrname));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:913:22
[INFO] [stdout]     |
[INFO] [stdout] 913 |     let qrow_no = if try!(self.get_update_mode()) != 0 {
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:932:5
[INFO] [stdout]     |
[INFO] [stdout] 932 |     try!(self.check_apicall(unsafe {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:942:21
[INFO] [stdout]     |
[INFO] [stdout] 942 |     let sos_no = if try!(self.get_update_mode()) != 0 {
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:959:5
[INFO] [stdout]     |
[INFO] [stdout] 959 |     try!(self.del_qpterms());
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:960:5
[INFO] [stdout]     |
[INFO] [stdout] 960 |     try!(self.add_qpterms(qrow.as_slice(), qcol.as_slice(), qval.as_slice()));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:962:5
[INFO] [stdout]     |
[INFO] [stdout] 962 |     try!(self.set_list(attr::Obj, lind.as_slice(), lval.as_slice()));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:971:5
[INFO] [stdout]     |
[INFO] [stdout] 971 |     try!(self.check_apicall(unsafe {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:981:5
[INFO] [stdout]     |
[INFO] [stdout] 981 |     try!(self.check_apicall(unsafe { A::set_attr(self.model, attr.into().as_ptr(), util::From::from(value)) }));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:993:5
[INFO] [stdout]     |
[INFO] [stdout] 993 |     try!(self.check_apicall(unsafe {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1006:5
[INFO] [stdout]      |
[INFO] [stdout] 1006 |     try!(self.check_apicall(unsafe {
[INFO] [stdout]      |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1037:5
[INFO] [stdout]      |
[INFO] [stdout] 1037 |     try!(self.check_apicall(unsafe {
[INFO] [stdout]      |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1053:5
[INFO] [stdout]      |
[INFO] [stdout] 1053 |     try!(self.set_list(attr,
[INFO] [stdout]      |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1074:18
[INFO] [stdout]      |
[INFO] [stdout] 1074 |     let values = try!(A::to_rawsets(values));
[INFO] [stdout]      |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1147:5
[INFO] [stdout]      |
[INFO] [stdout] 1147 |     try!(self.check_apicall(unsafe {
[INFO] [stdout]      |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1156:5
[INFO] [stdout]      |
[INFO] [stdout] 1156 |     try!(self.update());
[INFO] [stdout]      |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1158:16
[INFO] [stdout]      |
[INFO] [stdout] 1158 |     let cols = try!(self.get(attr::NumVars)) as usize;
[INFO] [stdout]      |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1159:16
[INFO] [stdout]      |
[INFO] [stdout] 1159 |     let rows = try!(self.get(attr::NumConstrs)) as usize;
[INFO] [stdout]      |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1160:17
[INFO] [stdout]      |
[INFO] [stdout] 1160 |     let qrows = try!(self.get(attr::NumQConstrs)) as usize;
[INFO] [stdout]      |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1200:5
[INFO] [stdout]      |
[INFO] [stdout] 1200 |     try!(self.check_apicall(unsafe {
[INFO] [stdout]      |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1231:5
[INFO] [stdout]      |
[INFO] [stdout] 1231 |     try!(self.check_apicall(unsafe { ffi::GRBgetcoeff(self.model, var.index(), constr.index(), &mut value) }));
[INFO] [stdout]      |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1237:5
[INFO] [stdout]      |
[INFO] [stdout] 1237 |     try!(self.check_apicall(unsafe { ffi::GRBchgcoeffs(self.model, 1, &constr.index(), &var.index(), &value) }));
[INFO] [stdout]      |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1250:5
[INFO] [stdout]      |
[INFO] [stdout] 1250 |     try!(self.check_apicall(unsafe {
[INFO] [stdout]      |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1261:16
[INFO] [stdout]      |
[INFO] [stdout] 1261 |     let cols = try!(self.get(attr::NumVars)) as usize;
[INFO] [stdout]      |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1262:16
[INFO] [stdout]      |
[INFO] [stdout] 1262 |     let rows = try!(self.get(attr::NumConstrs)) as usize;
[INFO] [stdout]      |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1263:23
[INFO] [stdout]      |
[INFO] [stdout] 1263 |     let numqconstrs = try!(self.get(attr::NumQConstrs)) as usize;
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1264:18
[INFO] [stdout]      |
[INFO] [stdout] 1264 |     let numsos = try!(self.get(attr::NumSOS)) as usize;
[INFO] [stdout]      |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1279:5
[INFO] [stdout]      |
[INFO] [stdout] 1279 |     try!(self.check_apicall(unsafe {
[INFO] [stdout]      |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1291:5
[INFO] [stdout]      |
[INFO] [stdout] 1291 |     try!(self.check_apicall(unsafe { ffi::GRBdelq(self.model) }));
[INFO] [stdout]      |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/util.rs:16:11
[INFO] [stdout]    |
[INFO] [stdout] 16 |   fn from(T) -> Self;
[INFO] [stdout]    |           ^ help: try naming the parameter or explicitly ignoring it: `_: T`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/util.rs:117:11
[INFO] [stdout]     |
[INFO] [stdout] 117 |   fn from(T) -> Self;
[INFO] [stdout]     |           ^ help: try naming the parameter or explicitly ignoring it: `_: T`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:206:19
[INFO] [stdout]     |
[INFO] [stdout] 206 |       let value = try!(CString::new(value.as_str()));
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]   --> src/param.rs:28:3
[INFO] [stdout]    |
[INFO] [stdout] 28 |   #[inline(always)]
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]   --> src/param.rs:31:3
[INFO] [stdout]    |
[INFO] [stdout] 31 |   #[inline(always)]
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/model.rs:245:21
[INFO] [stdout]     |
[INFO] [stdout] 245 |   callback: &'a mut FnMut(Callback) -> Result<()>
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 245 |   callback: &'a mut dyn FnMut(Callback) -> Result<()>
[INFO] [stdout]     |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:40:39
[INFO] [stdout]    |
[INFO] [stdout] 40 |       Error::NulError(ref err) => err.description(),
[INFO] [stdout]    |                                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling gurobi v0.3.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/expr.rs:325:16
[INFO] [stdout]     |
[INFO] [stdout] 325 |   fn sub(self, mut rhs: LinExpr) -> Self::Output {
[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: variable does not need to be mutable
[INFO] [stdout]    --> src/model.rs:254:7
[INFO] [stdout]     |
[INFO] [stdout] 254 |   let mut usrdata = unsafe { transmute::<_, &mut CallbackData>(usrdata) };
[INFO] [stdout]     |       ----^^^^^^^
[INFO] [stdout]     |       |
[INFO] [stdout]     |       help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/model.rs:439:13
[INFO] [stdout]     |
[INFO] [stdout] 439 |     for (i, mut elem) in vec.iter_mut().enumerate() {
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 126 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/workforce/mod.rs:50:3
[INFO] [stdout]    |
[INFO] [stdout] 50 |   try!(model.update());
[INFO] [stdout]    |   ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/workforce/mod.rs:50:3
[INFO] [stdout]    |
[INFO] [stdout] 50 |   try!(model.update());
[INFO] [stdout]    |   ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/workforce/mod.rs:55:3
[INFO] [stdout]    |
[INFO] [stdout] 55 |   try!(model.set_objective(objexpr, Minimize));
[INFO] [stdout]    |   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/workforce/mod.rs:55:3
[INFO] [stdout]    |
[INFO] [stdout] 55 |   try!(model.set_objective(objexpr, Minimize));
[INFO] [stdout]    |   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/workforce/mod.rs:38:19
[INFO] [stdout]    |
[INFO] [stdout] 38 |   let mut model = try!(Model::new("assignment", &env));
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/workforce/mod.rs:45:15
[INFO] [stdout]    |
[INFO] [stdout] 45 |       let v = try!(model.add_var(vname.as_str(), Continuous, 0.0, -INFINITY, availability as f64, &[], &[]));
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/workforce/mod.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 58 |     try!(model.add_constr(format!("c.{}", shift).as_str(),
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/workforce/mod.rs:38:19
[INFO] [stdout]    |
[INFO] [stdout] 38 |   let mut model = try!(Model::new("assignment", &env));
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/workforce/mod.rs:45:15
[INFO] [stdout]    |
[INFO] [stdout] 45 |       let v = try!(model.add_var(vname.as_str(), Continuous, 0.0, -INFINITY, availability as f64, &[], &[]));
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/workforce/mod.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 58 |     try!(model.add_constr(format!("c.{}", shift).as_str(),
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/workforce/mod.rs:50:3
[INFO] [stdout]    |
[INFO] [stdout] 50 |   try!(model.update());
[INFO] [stdout]    |   ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/workforce/mod.rs:55:3
[INFO] [stdout]    |
[INFO] [stdout] 55 |   try!(model.set_objective(objexpr, Minimize));
[INFO] [stdout]    |   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/workforce/mod.rs:38:19
[INFO] [stdout]    |
[INFO] [stdout] 38 |   let mut model = try!(Model::new("assignment", &env));
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/workforce/mod.rs:45:15
[INFO] [stdout]    |
[INFO] [stdout] 45 |       let v = try!(model.add_var(vname.as_str(), Continuous, 0.0, -INFINITY, availability as f64, &[], &[]));
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/workforce/mod.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 58 |     try!(model.add_constr(format!("c.{}", shift).as_str(),
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown lint: `extend_from_slice`
[INFO] [stdout]   --> src/lib.rs:80:10
[INFO] [stdout]    |
[INFO] [stdout] 80 | #![allow(extend_from_slice)]
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown lint: `explicit_iter_loop`
[INFO] [stdout]   --> src/lib.rs:81:10
[INFO] [stdout]    |
[INFO] [stdout] 81 | #![allow(explicit_iter_loop)]
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/env.rs:26:23
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let logfilename = try!(CString::new(logfilename));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/env.rs:41:23
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let logfilename = try!(CString::new(logfilename));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/env.rs:42:25
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let computeserver = try!(CString::new(computeserver));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/env.rs:43:20
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let password = try!(CString::new(password));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/env.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 74 |     try!(self.check_apicall(unsafe { P::get_param(self.env, param.into().as_ptr(), value.as_rawptr()) }));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/env.rs:86:20
[INFO] [stdout]    |
[INFO] [stdout] 86 |     let filename = try!(CString::new(filename));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/env.rs:92:20
[INFO] [stdout]    |
[INFO] [stdout] 92 |     let filename = try!(CString::new(filename));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:227:19
[INFO] [stdout]     |
[INFO] [stdout] 227 |           coldel: try!(callback.get_int(PRESOLVE, PRE_COLDEL)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:228:19
[INFO] [stdout]     |
[INFO] [stdout] 228 |           rowdel: try!(callback.get_int(PRESOLVE, PRE_ROWDEL)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:229:19
[INFO] [stdout]     |
[INFO] [stdout] 229 |           senchg: try!(callback.get_int(PRESOLVE, PRE_SENCHG)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:230:19
[INFO] [stdout]     |
[INFO] [stdout] 230 |           bndchg: try!(callback.get_int(PRESOLVE, PRE_BNDCHG)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:231:19
[INFO] [stdout]     |
[INFO] [stdout] 231 |           coecfg: try!(callback.get_int(PRESOLVE, PRE_COECHG))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:237:19
[INFO] [stdout]     |
[INFO] [stdout] 237 |           itrcnt: try!(callback.get_double(SIMPLEX, SPX_ITRCNT)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:238:19
[INFO] [stdout]     |
[INFO] [stdout] 238 |           objval: try!(callback.get_double(SIMPLEX, SPX_OBJVAL)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:239:20
[INFO] [stdout]     |
[INFO] [stdout] 239 |           priminf: try!(callback.get_double(SIMPLEX, SPX_PRIMINF)),
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:240:20
[INFO] [stdout]     |
[INFO] [stdout] 240 |           dualinf: try!(callback.get_double(SIMPLEX, SPX_DUALINF)),
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:241:19
[INFO] [stdout]     |
[INFO] [stdout] 241 |           ispert: try!(callback.get_int(SIMPLEX, SPX_ISPERT))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:246:19
[INFO] [stdout]     |
[INFO] [stdout] 246 |           objbst: try!(callback.get_double(MIP, MIP_OBJBST)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:247:19
[INFO] [stdout]     |
[INFO] [stdout] 247 |           objbnd: try!(callback.get_double(MIP, MIP_OBJBND)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:248:19
[INFO] [stdout]     |
[INFO] [stdout] 248 |           nodcnt: try!(callback.get_double(MIP, MIP_NODCNT)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:249:19
[INFO] [stdout]     |
[INFO] [stdout] 249 |           solcnt: try!(callback.get_double(MIP, MIP_SOLCNT)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:250:19
[INFO] [stdout]     |
[INFO] [stdout] 250 |           cutcnt: try!(callback.get_int(MIP, MIP_CUTCNT)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:251:20
[INFO] [stdout]     |
[INFO] [stdout] 251 |           nodleft: try!(callback.get_double(MIP, MIP_NODLFT)),
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:252:19
[INFO] [stdout]     |
[INFO] [stdout] 252 |           itrcnt: try!(callback.get_double(MIP, MIP_ITRCNT))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:257:16
[INFO] [stdout]     |
[INFO] [stdout] 257 |           obj: try!(callback.get_double(MIPSOL, MIPSOL_OBJ)),
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:258:19
[INFO] [stdout]     |
[INFO] [stdout] 258 |           objbst: try!(callback.get_double(MIPSOL, MIPSOL_OBJBST)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:259:19
[INFO] [stdout]     |
[INFO] [stdout] 259 |           objbnd: try!(callback.get_double(MIPSOL, MIPSOL_OBJBND)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:260:19
[INFO] [stdout]     |
[INFO] [stdout] 260 |           nodcnt: try!(callback.get_double(MIPSOL, MIPSOL_NODCNT)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:261:19
[INFO] [stdout]     |
[INFO] [stdout] 261 |           solcnt: try!(callback.get_double(MIPSOL, MIPSOL_SOLCNT))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:266:19
[INFO] [stdout]     |
[INFO] [stdout] 266 |           status: try!(callback.get_int(MIPNODE, MIPNODE_STATUS)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:267:19
[INFO] [stdout]     |
[INFO] [stdout] 267 |           objbst: try!(callback.get_double(MIPNODE, MIPNODE_OBJBST)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:268:19
[INFO] [stdout]     |
[INFO] [stdout] 268 |           objbnd: try!(callback.get_double(MIPNODE, MIPNODE_OBJBND)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:269:19
[INFO] [stdout]     |
[INFO] [stdout] 269 |           nodcnt: try!(callback.get_double(MIPNODE, MIPNODE_NODCNT)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:270:19
[INFO] [stdout]     |
[INFO] [stdout] 270 |           solcnt: try!(callback.get_int(MIPNODE, MIPNODE_SOLCNT))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:273:33
[INFO] [stdout]     |
[INFO] [stdout] 273 |       MESSAGE => Where::Message(try!(callback.get_string(MESSAGE, MSG_STRING)).trim().to_owned()),
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:276:19
[INFO] [stdout]     |
[INFO] [stdout] 276 |           itrcnt: try!(callback.get_int(BARRIER, BARRIER_ITRCNT)),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:277:20
[INFO] [stdout]     |
[INFO] [stdout] 277 |           primobj: try!(callback.get_double(BARRIER, BARRIER_PRIMOBJ)),
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:278:20
[INFO] [stdout]     |
[INFO] [stdout] 278 |           dualobj: try!(callback.get_double(BARRIER, BARRIER_DUALOBJ)),
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:279:20
[INFO] [stdout]     |
[INFO] [stdout] 279 |           priminf: try!(callback.get_double(BARRIER, BARRIER_PRIMINF)),
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:280:20
[INFO] [stdout]     |
[INFO] [stdout] 280 |           dualinf: try!(callback.get_double(BARRIER, BARRIER_DUALINF)),
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/callback.rs:281:18
[INFO] [stdout]     |
[INFO] [stdout] 281 |           compl: try!(callback.get_double(BARRIER, BARRIER_COMPL))
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/expr.rs:78:16
[INFO] [stdout]    |
[INFO] [stdout] 78 |     let vars = try!(model.get_values(attr::X, self.vars.as_slice()));
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/expr.rs:138:16
[INFO] [stdout]     |
[INFO] [stdout] 138 |     let lind = try!(model.get_values(attr::X, self.lind.as_slice()));
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/expr.rs:139:16
[INFO] [stdout]     |
[INFO] [stdout] 139 |     let qrow = try!(model.get_values(attr::X, self.qrow.as_slice()));
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/expr.rs:140:16
[INFO] [stdout]     |
[INFO] [stdout] 140 |     let qcol = try!(model.get_values(attr::X, self.qcol.as_slice()));
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/model.rs:124:8
[INFO] [stdout]     |
[INFO] [stdout] 124 |       1...14 => unsafe { transmute(val as i8) },
[INFO] [stdout]     |        ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown lint: `transmute_ptr_to_ref`
[INFO] [stdout]    --> src/model.rs:249:9
[INFO] [stdout]     |
[INFO] [stdout] 249 | #[allow(transmute_ptr_to_ref)] // Clippy gives a false positive here.
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:315:5
[INFO] [stdout]     |
[INFO] [stdout] 315 |     try!(model.populate());
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:345:5
[INFO] [stdout]     |
[INFO] [stdout] 345 |     try!(env.check_apicall(unsafe {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:343:21
[INFO] [stdout]     |
[INFO] [stdout] 343 |     let modelname = try!(CString::new(modelname));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:363:5
[INFO] [stdout]     |
[INFO] [stdout] 363 |     try!(env.check_apicall(unsafe { ffi::GRBreadmodel(env.get_ptr(), filename.as_ptr(), &mut model) }));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:361:20
[INFO] [stdout]     |
[INFO] [stdout] 361 |     let filename = try!(CString::new(filename));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:468:5
[INFO] [stdout]     |
[INFO] [stdout] 468 |     try!(self.check_apicall(unsafe { ffi::GRBupdatemodel(self.model) }));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:449:7
[INFO] [stdout]     |
[INFO] [stdout] 449 |       try!(self.check_apicall(unsafe { ffi::GRBdelvars(self.model, delind.len() as ffi::c_int, delind.as_ptr()) }));
[INFO] [stdout]     |       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:454:7
[INFO] [stdout]     |
[INFO] [stdout] 454 |       try!(self.check_apicall(unsafe { ffi::GRBdelconstrs(self.model, delind.len() as ffi::c_int, delind.as_ptr()) }));
[INFO] [stdout]     |       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:459:7
[INFO] [stdout]     |
[INFO] [stdout] 459 |       try!(self.check_apicall(unsafe { ffi::GRBdelqconstrs(self.model, delind.len() as ffi::c_int, delind.as_ptr()) }));
[INFO] [stdout]     |       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:464:7
[INFO] [stdout]     |
[INFO] [stdout] 464 |       try!(self.check_apicall(unsafe { ffi::GRBdelsos(self.model, delind.len() as ffi::c_int, delind.as_ptr()) }));
[INFO] [stdout]     |       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:488:20
[INFO] [stdout]     |
[INFO] [stdout] 488 |         let mode = try!(self.env.get(param::UpdateMode));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:497:5
[INFO] [stdout]     |
[INFO] [stdout] 497 |     try!(self.update());
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:503:5
[INFO] [stdout]     |
[INFO] [stdout] 503 |     try!(self.update());
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown lint: `useless_transmute`
[INFO] [stdout]    --> src/model.rs:508:11
[INFO] [stdout]     |
[INFO] [stdout] 508 |   #[allow(useless_transmute)] // Clippy gives a false positive here.
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:512:5
[INFO] [stdout]     |
[INFO] [stdout] 512 |     try!(self.update());
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:517:5
[INFO] [stdout]     |
[INFO] [stdout] 517 |     try!(self.check_apicall(unsafe { ffi::GRBsetcallbackfunc(self.model, callback_wrapper, transmute(&usrdata)) }));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:519:5
[INFO] [stdout]     |
[INFO] [stdout] 519 |     try!(self.check_apicall(unsafe { ffi::GRBoptimize(self.model) }));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:586:20
[INFO] [stdout]     |
[INFO] [stdout] 586 |     let filename = try!(CString::new(filename));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:592:20
[INFO] [stdout]     |
[INFO] [stdout] 592 |     let filename = try!(CString::new(filename));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:618:5
[INFO] [stdout]     |
[INFO] [stdout] 618 |     try!(self.check_apicall(unsafe {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:617:16
[INFO] [stdout]     |
[INFO] [stdout] 617 |     let name = try!(CString::new(name));
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:630:21
[INFO] [stdout]     |
[INFO] [stdout] 630 |     let col_no = if try!(self.get_update_mode()) != 0 {
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:696:5
[INFO] [stdout]     |
[INFO] [stdout] 696 |     try!(self.check_apicall(unsafe {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:652:20
[INFO] [stdout]     |
[INFO] [stdout] 652 |         let name = try!(CString::new(name));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:710:16
[INFO] [stdout]     |
[INFO] [stdout] 710 |     let mode = try!(self.get_update_mode());
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:727:5
[INFO] [stdout]     |
[INFO] [stdout] 727 |     try!(self.check_apicall(unsafe {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:725:22
[INFO] [stdout]     |
[INFO] [stdout] 725 |     let constrname = try!(CString::new(name));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:737:21
[INFO] [stdout]     |
[INFO] [stdout] 737 |     let row_no = if try!(self.get_update_mode()) != 0 {
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:774:5
[INFO] [stdout]     |
[INFO] [stdout] 774 |     try!(self.check_apicall(unsafe {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:752:18
[INFO] [stdout]     |
[INFO] [stdout] 752 |       let name = try!(CString::new(s));
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:786:16
[INFO] [stdout]     |
[INFO] [stdout] 786 |     let mode = try!(self.get_update_mode());
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:809:5
[INFO] [stdout]     |
[INFO] [stdout] 809 |     try!(self.check_apicall(unsafe {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:807:22
[INFO] [stdout]     |
[INFO] [stdout] 807 |     let constrname = try!(CString::new(name));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:819:16
[INFO] [stdout]     |
[INFO] [stdout] 819 |     let mode = try!(self.get_update_mode());
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:866:5
[INFO] [stdout]     |
[INFO] [stdout] 866 |     try!(self.check_apicall(unsafe {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:844:18
[INFO] [stdout]     |
[INFO] [stdout] 844 |       let name = try!(CString::new(s));
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:878:16
[INFO] [stdout]     |
[INFO] [stdout] 878 |     let mode = try!(self.get_update_mode());
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:899:5
[INFO] [stdout]     |
[INFO] [stdout] 899 |     try!(self.check_apicall(unsafe {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:897:22
[INFO] [stdout]     |
[INFO] [stdout] 897 |     let constrname = try!(CString::new(constrname));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:913:22
[INFO] [stdout]     |
[INFO] [stdout] 913 |     let qrow_no = if try!(self.get_update_mode()) != 0 {
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:932:5
[INFO] [stdout]     |
[INFO] [stdout] 932 |     try!(self.check_apicall(unsafe {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:942:21
[INFO] [stdout]     |
[INFO] [stdout] 942 |     let sos_no = if try!(self.get_update_mode()) != 0 {
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:959:5
[INFO] [stdout]     |
[INFO] [stdout] 959 |     try!(self.del_qpterms());
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:960:5
[INFO] [stdout]     |
[INFO] [stdout] 960 |     try!(self.add_qpterms(qrow.as_slice(), qcol.as_slice(), qval.as_slice()));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:962:5
[INFO] [stdout]     |
[INFO] [stdout] 962 |     try!(self.set_list(attr::Obj, lind.as_slice(), lval.as_slice()));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:971:5
[INFO] [stdout]     |
[INFO] [stdout] 971 |     try!(self.check_apicall(unsafe {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:981:5
[INFO] [stdout]     |
[INFO] [stdout] 981 |     try!(self.check_apicall(unsafe { A::set_attr(self.model, attr.into().as_ptr(), util::From::from(value)) }));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/model.rs:993:5
[INFO] [stdout]     |
[INFO] [stdout] 993 |     try!(self.check_apicall(unsafe {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1006:5
[INFO] [stdout]      |
[INFO] [stdout] 1006 |     try!(self.check_apicall(unsafe {
[INFO] [stdout]      |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1037:5
[INFO] [stdout]      |
[INFO] [stdout] 1037 |     try!(self.check_apicall(unsafe {
[INFO] [stdout]      |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1053:5
[INFO] [stdout]      |
[INFO] [stdout] 1053 |     try!(self.set_list(attr,
[INFO] [stdout]      |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1074:18
[INFO] [stdout]      |
[INFO] [stdout] 1074 |     let values = try!(A::to_rawsets(values));
[INFO] [stdout]      |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1147:5
[INFO] [stdout]      |
[INFO] [stdout] 1147 |     try!(self.check_apicall(unsafe {
[INFO] [stdout]      |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1156:5
[INFO] [stdout]      |
[INFO] [stdout] 1156 |     try!(self.update());
[INFO] [stdout]      |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1158:16
[INFO] [stdout]      |
[INFO] [stdout] 1158 |     let cols = try!(self.get(attr::NumVars)) as usize;
[INFO] [stdout]      |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1159:16
[INFO] [stdout]      |
[INFO] [stdout] 1159 |     let rows = try!(self.get(attr::NumConstrs)) as usize;
[INFO] [stdout]      |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1160:17
[INFO] [stdout]      |
[INFO] [stdout] 1160 |     let qrows = try!(self.get(attr::NumQConstrs)) as usize;
[INFO] [stdout]      |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1200:5
[INFO] [stdout]      |
[INFO] [stdout] 1200 |     try!(self.check_apicall(unsafe {
[INFO] [stdout]      |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1231:5
[INFO] [stdout]      |
[INFO] [stdout] 1231 |     try!(self.check_apicall(unsafe { ffi::GRBgetcoeff(self.model, var.index(), constr.index(), &mut value) }));
[INFO] [stdout]      |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1237:5
[INFO] [stdout]      |
[INFO] [stdout] 1237 |     try!(self.check_apicall(unsafe { ffi::GRBchgcoeffs(self.model, 1, &constr.index(), &var.index(), &value) }));
[INFO] [stdout]      |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1250:5
[INFO] [stdout]      |
[INFO] [stdout] 1250 |     try!(self.check_apicall(unsafe {
[INFO] [stdout]      |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1261:16
[INFO] [stdout]      |
[INFO] [stdout] 1261 |     let cols = try!(self.get(attr::NumVars)) as usize;
[INFO] [stdout]      |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1262:16
[INFO] [stdout]      |
[INFO] [stdout] 1262 |     let rows = try!(self.get(attr::NumConstrs)) as usize;
[INFO] [stdout]      |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1263:23
[INFO] [stdout]      |
[INFO] [stdout] 1263 |     let numqconstrs = try!(self.get(attr::NumQConstrs)) as usize;
[INFO] [stdout]      |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1264:18
[INFO] [stdout]      |
[INFO] [stdout] 1264 |     let numsos = try!(self.get(attr::NumSOS)) as usize;
[INFO] [stdout]      |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1279:5
[INFO] [stdout]      |
[INFO] [stdout] 1279 |     try!(self.check_apicall(unsafe {
[INFO] [stdout]      |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/model.rs:1291:5
[INFO] [stdout]      |
[INFO] [stdout] 1291 |     try!(self.check_apicall(unsafe { ffi::GRBdelq(self.model) }));
[INFO] [stdout]      |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/util.rs:16:11
[INFO] [stdout]    |
[INFO] [stdout] 16 |   fn from(T) -> Self;
[INFO] [stdout]    |           ^ help: try naming the parameter or explicitly ignoring it: `_: T`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/util.rs:117:11
[INFO] [stdout]     |
[INFO] [stdout] 117 |   fn from(T) -> Self;
[INFO] [stdout]     |           ^ help: try naming the parameter or explicitly ignoring it: `_: T`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:206:19
[INFO] [stdout]     |
[INFO] [stdout] 206 |       let value = try!(CString::new(value.as_str()));
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]   --> src/param.rs:28:3
[INFO] [stdout]    |
[INFO] [stdout] 28 |   #[inline(always)]
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]   --> src/param.rs:31:3
[INFO] [stdout]    |
[INFO] [stdout] 31 |   #[inline(always)]
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/model.rs:245:21
[INFO] [stdout]     |
[INFO] [stdout] 245 |   callback: &'a mut FnMut(Callback) -> Result<()>
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 245 |   callback: &'a mut dyn FnMut(Callback) -> Result<()>
[INFO] [stdout]     |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:40:39
[INFO] [stdout]    |
[INFO] [stdout] 40 |       Error::NulError(ref err) => err.description(),
[INFO] [stdout]    |                                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/expr.rs:325:16
[INFO] [stdout]     |
[INFO] [stdout] 325 |   fn sub(self, mut rhs: LinExpr) -> Self::Output {
[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: variable does not need to be mutable
[INFO] [stdout]    --> src/model.rs:254:7
[INFO] [stdout]     |
[INFO] [stdout] 254 |   let mut usrdata = unsafe { transmute::<_, &mut CallbackData>(usrdata) };
[INFO] [stdout]     |       ----^^^^^^^
[INFO] [stdout]     |       |
[INFO] [stdout]     |       help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/model.rs:439:13
[INFO] [stdout]     |
[INFO] [stdout] 439 |     for (i, mut elem) in vec.iter_mut().enumerate() {
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: LC_ALL="C" PATH="/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/cargo-home/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" VSLANG="1033" "cc" "-m64" "/tmp/rustcxQkDns/symbols.o" "/opt/rustwide/target/debug/examples/qcp-ee2e02b1f41fa6e0.qcp.22af829f69d8d18f-cgu.0.rcgu.o" "/opt/rustwide/target/debug/examples/qcp-ee2e02b1f41fa6e0.1ebnagruuxoheg2j.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib" "/opt/rustwide/target/debug/deps/libitertools-c7727990c596a769.rlib" "/opt/rustwide/target/debug/deps/libgurobi_sys-534ac553f6e5861a.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-90f6ddbf82de36ec.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-480c41e9d4e1f677.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-db744c0ca03eed1d.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-8ba652dc7d4b285a.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-d5f4520a9ebc0d58.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-4ad84de58f0cb463.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-0d10aae2e0f38735.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-0c17cff739e6745b.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-b29e17139dde1aa8.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-1f975299829cc7bd.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-86bae3bc3079f89b.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-321b82c30dffdf5f.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-3dd8a6810a0bdfef.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-eb39a61c0c879984.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-aa769569f91c3548.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-510a192a50a983ed.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-0577018320f99037.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-193cf992125ccd4c.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-8e138eaf26ebb4a8.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/examples/qcp-ee2e02b1f41fa6e0" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `<gurobi::model::Model as gurobi::model::FromRaw>::from_raw':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:299: undefined reference to `GRBgetenv'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `gurobi::model::Model::new':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:346: undefined reference to `GRBnewmodel'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `gurobi::model::Model::update':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:449: undefined reference to `GRBdelvars'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/src/model.rs:454: undefined reference to `GRBdelconstrs'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/src/model.rs:459: undefined reference to `GRBdelqconstrs'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/src/model.rs:468: undefined reference to `GRBupdatemodel'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/src/model.rs:464: undefined reference to `GRBdelsos'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `gurobi::model::Model::optimize':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:498: undefined reference to `GRBoptimize'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `gurobi::model::Model::write':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:593: undefined reference to `GRBwrite'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `gurobi::model::Model::add_var':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:619: undefined reference to `GRBaddvar'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `gurobi::model::Model::add_constr':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:728: undefined reference to `GRBaddconstr'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `gurobi::model::Model::add_qconstr':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:900: undefined reference to `GRBaddqconstr'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `gurobi::model::Model::add_qpterms':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:1280: undefined reference to `GRBaddqpterms'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `gurobi::model::Model::del_qpterms':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:1291: undefined reference to `GRBdelq'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `<gurobi::model::Model as core::ops::drop::Drop>::drop':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:1307: undefined reference to `GRBfreemodel'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.5.rcgu.o): in function `gurobi::env::Env::new':
[INFO] [stdout]           /opt/rustwide/workdir/src/env.rs:27: undefined reference to `GRBloadenv'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.5.rcgu.o): in function `<gurobi::env::Env as core::ops::drop::Drop>::drop':
[INFO] [stdout]           /opt/rustwide/workdir/src/env.rs:122: undefined reference to `GRBfreeenv'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.5.rcgu.o): in function `gurobi::env::get_error_msg':
[INFO] [stdout]           /opt/rustwide/workdir/src/env.rs:151: undefined reference to `GRBgeterrormsg'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.6.rcgu.o): in function `<gurobi_sys::IntParam as gurobi::parameter::Param>::get_param':
[INFO] [stdout]           /opt/rustwide/workdir/src/param.rs:44: undefined reference to `GRBgetintparam'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.6.rcgu.o): in function `<gurobi_sys::IntAttr as gurobi::attribute::Attr>::get_attr':
[INFO] [stdout]           /opt/rustwide/workdir/src/attr.rs:40: undefined reference to `GRBgetintattr'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.6.rcgu.o): in function `<gurobi_sys::IntAttr as gurobi::attribute::Attr>::set_attr':
[INFO] [stdout]           /opt/rustwide/workdir/src/attr.rs:44: undefined reference to `GRBsetintattr'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.6.rcgu.o): in function `<gurobi_sys::DoubleAttr as gurobi::attribute::AttrArray>::set_attrlist':
[INFO] [stdout]           /opt/rustwide/workdir/src/attr.rs:163: undefined reference to `GRBsetdblattrlist'
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout]   = note: some `extern` functions couldn't be found; some native libraries may need to be installed or have their path specified
[INFO] [stdout]   = note: use the `-l` flag to specify native libraries to link
[INFO] [stdout]   = note: use the `cargo:rustc-link-lib` directive to specify the native libraries to link with Cargo (see https://doc.rust-lang.org/cargo/reference/build-scripts.html#cargorustc-link-libkindname)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: LC_ALL="C" PATH="/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/cargo-home/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" VSLANG="1033" "cc" "-m64" "/tmp/rustc8jne9i/symbols.o" "/opt/rustwide/target/debug/examples/sos-e1b3f516aadf91a1.sos.b17b2f7c3b0b3a5b-cgu.0.rcgu.o" "/opt/rustwide/target/debug/examples/sos-e1b3f516aadf91a1.1rd70yh7rym7mred.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib" "/opt/rustwide/target/debug/deps/libitertools-c7727990c596a769.rlib" "/opt/rustwide/target/debug/deps/libgurobi_sys-534ac553f6e5861a.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-90f6ddbf82de36ec.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-480c41e9d4e1f677.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-db744c0ca03eed1d.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-8ba652dc7d4b285a.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-d5f4520a9ebc0d58.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-4ad84de58f0cb463.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-0d10aae2e0f38735.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-0c17cff739e6745b.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-b29e17139dde1aa8.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-1f975299829cc7bd.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-86bae3bc3079f89b.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-321b82c30dffdf5f.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-3dd8a6810a0bdfef.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-eb39a61c0c879984.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-aa769569f91c3548.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-510a192a50a983ed.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-0577018320f99037.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-193cf992125ccd4c.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-8e138eaf26ebb4a8.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/examples/sos-e1b3f516aadf91a1" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `<gurobi::model::Model as gurobi::model::FromRaw>::from_raw':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:299: undefined reference to `GRBgetenv'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `gurobi::model::Model::new':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:346: undefined reference to `GRBnewmodel'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `gurobi::model::Model::update':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:449: undefined reference to `GRBdelvars'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/src/model.rs:454: undefined reference to `GRBdelconstrs'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/src/model.rs:459: undefined reference to `GRBdelqconstrs'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/src/model.rs:468: undefined reference to `GRBupdatemodel'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/src/model.rs:464: undefined reference to `GRBdelsos'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `gurobi::model::Model::optimize':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:498: undefined reference to `GRBoptimize'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `gurobi::model::Model::write':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:593: undefined reference to `GRBwrite'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `gurobi::model::Model::add_var':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:619: undefined reference to `GRBaddvar'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `gurobi::model::Model::add_sos':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:933: undefined reference to `GRBaddsos'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `gurobi::model::Model::add_qpterms':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:1280: undefined reference to `GRBaddqpterms'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `gurobi::model::Model::del_qpterms':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:1291: undefined reference to `GRBdelq'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `<gurobi::model::Model as core::ops::drop::Drop>::drop':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:1307: undefined reference to `GRBfreemodel'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.5.rcgu.o): in function `gurobi::env::Env::new':
[INFO] [stdout]           /opt/rustwide/workdir/src/env.rs:27: undefined reference to `GRBloadenv'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.5.rcgu.o): in function `<gurobi::env::Env as core::ops::drop::Drop>::drop':
[INFO] [stdout]           /opt/rustwide/workdir/src/env.rs:122: undefined reference to `GRBfreeenv'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.5.rcgu.o): in function `gurobi::env::get_error_msg':
[INFO] [stdout]           /opt/rustwide/workdir/src/env.rs:151: undefined reference to `GRBgeterrormsg'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.6.rcgu.o): in function `<gurobi_sys::IntParam as gurobi::parameter::Param>::get_param':
[INFO] [stdout]           /opt/rustwide/workdir/src/param.rs:44: undefined reference to `GRBgetintparam'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.6.rcgu.o): in function `<gurobi_sys::IntAttr as gurobi::attribute::Attr>::get_attr':
[INFO] [stdout]           /opt/rustwide/workdir/src/attr.rs:40: undefined reference to `GRBgetintattr'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.6.rcgu.o): in function `<gurobi_sys::IntAttr as gurobi::attribute::Attr>::set_attr':
[INFO] [stdout]           /opt/rustwide/workdir/src/attr.rs:44: undefined reference to `GRBsetintattr'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.6.rcgu.o): in function `<gurobi_sys::DoubleAttr as gurobi::attribute::Attr>::get_attr':
[INFO] [stdout]           /opt/rustwide/workdir/src/attr.rs:55: undefined reference to `GRBgetdblattr'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.6.rcgu.o): in function `<gurobi_sys::DoubleAttr as gurobi::attribute::AttrArray>::get_attrelement':
[INFO] [stdout]           /opt/rustwide/workdir/src/attr.rs:145: undefined reference to `GRBgetdblattrelement'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.6.rcgu.o): in function `<gurobi_sys::DoubleAttr as gurobi::attribute::AttrArray>::set_attrlist':
[INFO] [stdout]           /opt/rustwide/workdir/src/attr.rs:163: undefined reference to `GRBsetdblattrlist'
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout]   = note: some `extern` functions couldn't be found; some native libraries may need to be installed or have their path specified
[INFO] [stdout]   = note: use the `-l` flag to specify native libraries to link
[INFO] [stdout]   = note: use the `cargo:rustc-link-lib` directive to specify the native libraries to link with Cargo (see https://doc.rust-lang.org/cargo/reference/build-scripts.html#cargorustc-link-libkindname)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gurobi` (example "sos") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `gurobi` (example "qcp") due to 2 previous errors
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: LC_ALL="C" PATH="/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/cargo-home/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" VSLANG="1033" "cc" "-m64" "/tmp/rustcxrCa8P/symbols.o" "/opt/rustwide/target/debug/examples/sensitivity-13d67895a0368419.sensitivity.620365a81bb066a6-cgu.0.rcgu.o" "/opt/rustwide/target/debug/examples/sensitivity-13d67895a0368419.573e112qohx0kypm.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib" "/opt/rustwide/target/debug/deps/libitertools-c7727990c596a769.rlib" "/opt/rustwide/target/debug/deps/libgurobi_sys-534ac553f6e5861a.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-90f6ddbf82de36ec.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-480c41e9d4e1f677.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-db744c0ca03eed1d.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-8ba652dc7d4b285a.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-d5f4520a9ebc0d58.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-4ad84de58f0cb463.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-0d10aae2e0f38735.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-0c17cff739e6745b.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-b29e17139dde1aa8.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-1f975299829cc7bd.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-86bae3bc3079f89b.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-321b82c30dffdf5f.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-3dd8a6810a0bdfef.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-eb39a61c0c879984.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-aa769569f91c3548.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-510a192a50a983ed.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-0577018320f99037.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-193cf992125ccd4c.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-8e138eaf26ebb4a8.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/examples/sensitivity-13d67895a0368419" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `<gurobi::model::Model as gurobi::model::FromRaw>::from_raw':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:299: undefined reference to `GRBgetenv'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `gurobi::model::Model::read_from':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:363: undefined reference to `GRBreadmodel'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `gurobi::model::Model::update':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:449: undefined reference to `GRBdelvars'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/src/model.rs:454: undefined reference to `GRBdelconstrs'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/src/model.rs:459: undefined reference to `GRBdelqconstrs'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/src/model.rs:468: undefined reference to `GRBupdatemodel'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/src/model.rs:464: undefined reference to `GRBdelsos'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `gurobi::model::Model::optimize':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:498: undefined reference to `GRBoptimize'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `<gurobi::model::Model as core::ops::drop::Drop>::drop':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:1307: undefined reference to `GRBfreemodel'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.5.rcgu.o): in function `gurobi::env::Env::new':
[INFO] [stdout]           /opt/rustwide/workdir/src/env.rs:27: undefined reference to `GRBloadenv'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.5.rcgu.o): in function `<gurobi::env::Env as core::ops::drop::Drop>::drop':
[INFO] [stdout]           /opt/rustwide/workdir/src/env.rs:122: undefined reference to `GRBfreeenv'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.5.rcgu.o): in function `gurobi::env::get_error_msg':
[INFO] [stdout]           /opt/rustwide/workdir/src/env.rs:151: undefined reference to `GRBgeterrormsg'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.6.rcgu.o): in function `<gurobi_sys::IntParam as gurobi::parameter::Param>::set_param':
[INFO] [stdout]           /opt/rustwide/workdir/src/param.rs:48: undefined reference to `GRBsetintparam'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.6.rcgu.o): in function `<gurobi_sys::IntAttr as gurobi::attribute::Attr>::get_attr':
[INFO] [stdout]           /opt/rustwide/workdir/src/attr.rs:40: undefined reference to `GRBgetintattr'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.6.rcgu.o): in function `<gurobi_sys::DoubleAttr as gurobi::attribute::Attr>::get_attr':
[INFO] [stdout]           /opt/rustwide/workdir/src/attr.rs:55: undefined reference to `GRBgetdblattr'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.6.rcgu.o): in function `<gurobi_sys::DoubleAttr as gurobi::attribute::AttrArray>::get_attrelement':
[INFO] [stdout]           /opt/rustwide/workdir/src/attr.rs:145: undefined reference to `GRBgetdblattrelement'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.6.rcgu.o): in function `<gurobi_sys::DoubleAttr as gurobi::attribute::AttrArray>::set_attrelement':
[INFO] [stdout]           /opt/rustwide/workdir/src/attr.rs:151: undefined reference to `GRBsetdblattrelement'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.6.rcgu.o): in function `<gurobi_sys::CharAttr as gurobi::attribute::AttrArray>::get_attrelement':
[INFO] [stdout]           /opt/rustwide/workdir/src/attr.rs:176: undefined reference to `GRBgetcharattrelement'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.6.rcgu.o): in function `<gurobi_sys::StringAttr as gurobi::attribute::AttrArray>::get_attrelement':
[INFO] [stdout]           /opt/rustwide/workdir/src/attr.rs:215: undefined reference to `GRBgetstrattrelement'
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout]   = note: some `extern` functions couldn't be found; some native libraries may need to be installed or have their path specified
[INFO] [stdout]   = note: use the `-l` flag to specify native libraries to link
[INFO] [stdout]   = note: use the `cargo:rustc-link-lib` directive to specify the native libraries to link with Cargo (see https://doc.rust-lang.org/cargo/reference/build-scripts.html#cargorustc-link-libkindname)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gurobi` (example "sensitivity") due to 2 previous errors
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: LC_ALL="C" PATH="/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/cargo-home/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" VSLANG="1033" "cc" "-m64" "/tmp/rustcZK8ifE/symbols.o" "/opt/rustwide/target/debug/examples/facility-808b44f9096caefa.facility.6695b32de62825c4-cgu.0.rcgu.o" "/opt/rustwide/target/debug/examples/facility-808b44f9096caefa.facility.6695b32de62825c4-cgu.1.rcgu.o" "/opt/rustwide/target/debug/examples/facility-808b44f9096caefa.3fmfbb5xa8ew5cn7.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib" "/opt/rustwide/target/debug/deps/libitertools-c7727990c596a769.rlib" "/opt/rustwide/target/debug/deps/libgurobi_sys-534ac553f6e5861a.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-90f6ddbf82de36ec.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-480c41e9d4e1f677.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-db744c0ca03eed1d.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-8ba652dc7d4b285a.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-d5f4520a9ebc0d58.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-4ad84de58f0cb463.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-0d10aae2e0f38735.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-0c17cff739e6745b.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-b29e17139dde1aa8.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-1f975299829cc7bd.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-86bae3bc3079f89b.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-321b82c30dffdf5f.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-3dd8a6810a0bdfef.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-eb39a61c0c879984.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-aa769569f91c3548.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-510a192a50a983ed.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-0577018320f99037.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-193cf992125ccd4c.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-8e138eaf26ebb4a8.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/examples/facility-808b44f9096caefa" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `<gurobi::model::Model as gurobi::model::FromRaw>::from_raw':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:299: undefined reference to `GRBgetenv'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `gurobi::model::Model::new':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:346: undefined reference to `GRBnewmodel'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `gurobi::model::Model::update':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:449: undefined reference to `GRBdelvars'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/src/model.rs:454: undefined reference to `GRBdelconstrs'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/src/model.rs:459: undefined reference to `GRBdelqconstrs'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/src/model.rs:468: undefined reference to `GRBupdatemodel'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/src/model.rs:464: undefined reference to `GRBdelsos'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `gurobi::model::Model::optimize':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:498: undefined reference to `GRBoptimize'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `gurobi::model::Model::write':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:593: undefined reference to `GRBwrite'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `gurobi::model::Model::add_var':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:619: undefined reference to `GRBaddvar'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `gurobi::model::Model::add_constr':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:728: undefined reference to `GRBaddconstr'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `gurobi::model::Model::add_qpterms':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:1280: undefined reference to `GRBaddqpterms'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `gurobi::model::Model::del_qpterms':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:1291: undefined reference to `GRBdelq'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `<gurobi::model::Model as core::ops::drop::Drop>::drop':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:1307: undefined reference to `GRBfreemodel'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.5.rcgu.o): in function `gurobi::env::Env::new':
[INFO] [stdout]           /opt/rustwide/workdir/src/env.rs:27: undefined reference to `GRBloadenv'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.5.rcgu.o): in function `<gurobi::env::Env as core::ops::drop::Drop>::drop':
[INFO] [stdout]           /opt/rustwide/workdir/src/env.rs:122: undefined reference to `GRBfreeenv'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.5.rcgu.o): in function `gurobi::env::get_error_msg':
[INFO] [stdout]           /opt/rustwide/workdir/src/env.rs:151: undefined reference to `GRBgeterrormsg'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.6.rcgu.o): in function `<gurobi_sys::IntParam as gurobi::parameter::Param>::get_param':
[INFO] [stdout]           /opt/rustwide/workdir/src/param.rs:44: undefined reference to `GRBgetintparam'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.6.rcgu.o): in function `<gurobi_sys::IntParam as gurobi::parameter::Param>::set_param':
[INFO] [stdout]           /opt/rustwide/workdir/src/param.rs:48: undefined reference to `GRBsetintparam'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.6.rcgu.o): in function `<gurobi_sys::IntAttr as gurobi::attribute::Attr>::get_attr':
[INFO] [stdout]           /opt/rustwide/workdir/src/attr.rs:40: undefined reference to `GRBgetintattr'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.6.rcgu.o): in function `<gurobi_sys::IntAttr as gurobi::attribute::Attr>::set_attr':
[INFO] [stdout]           /opt/rustwide/workdir/src/attr.rs:44: undefined reference to `GRBsetintattr'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.6.rcgu.o): in function `<gurobi_sys::DoubleAttr as gurobi::attribute::Attr>::get_attr':
[INFO] [stdout]           /opt/rustwide/workdir/src/attr.rs:55: undefined reference to `GRBgetdblattr'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.6.rcgu.o): in function `<gurobi_sys::DoubleAttr as gurobi::attribute::AttrArray>::get_attrelement':
[INFO] [stdout]           /opt/rustwide/workdir/src/attr.rs:145: undefined reference to `GRBgetdblattrelement'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.6.rcgu.o): in function `<gurobi_sys::DoubleAttr as gurobi::attribute::AttrArray>::set_attrelement':
[INFO] [stdout]           /opt/rustwide/workdir/src/attr.rs:151: undefined reference to `GRBsetdblattrelement'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.6.rcgu.o): in function `<gurobi_sys::DoubleAttr as gurobi::attribute::AttrArray>::set_attrlist':
[INFO] [stdout]           /opt/rustwide/workdir/src/attr.rs:163: undefined reference to `GRBsetdblattrlist'
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout]   = note: some `extern` functions couldn't be found; some native libraries may need to be installed or have their path specified
[INFO] [stdout]   = note: use the `-l` flag to specify native libraries to link
[INFO] [stdout]   = note: use the `cargo:rustc-link-lib` directive to specify the native libraries to link with Cargo (see https://doc.rust-lang.org/cargo/reference/build-scripts.html#cargorustc-link-libkindname)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: LC_ALL="C" PATH="/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/cargo-home/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" VSLANG="1033" "cc" "-m64" "/tmp/rustcWCcg01/symbols.o" "/opt/rustwide/target/debug/examples/workforce1-825d2e44098002f0.workforce1.14bb332308c08004-cgu.0.rcgu.o" "/opt/rustwide/target/debug/examples/workforce1-825d2e44098002f0.workforce1.14bb332308c08004-cgu.1.rcgu.o" "/opt/rustwide/target/debug/examples/workforce1-825d2e44098002f0.4kxahz9t1s8w4wyb.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib" "/opt/rustwide/target/debug/deps/libitertools-c7727990c596a769.rlib" "/opt/rustwide/target/debug/deps/libgurobi_sys-534ac553f6e5861a.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-90f6ddbf82de36ec.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-480c41e9d4e1f677.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-db744c0ca03eed1d.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-8ba652dc7d4b285a.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-d5f4520a9ebc0d58.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-4ad84de58f0cb463.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-0d10aae2e0f38735.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-0c17cff739e6745b.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-b29e17139dde1aa8.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-1f975299829cc7bd.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-86bae3bc3079f89b.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-321b82c30dffdf5f.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-3dd8a6810a0bdfef.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-eb39a61c0c879984.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-aa769569f91c3548.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-510a192a50a983ed.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-0577018320f99037.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-193cf992125ccd4c.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-8e138eaf26ebb4a8.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/examples/workforce1-825d2e44098002f0" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `<gurobi::model::Model as gurobi::model::FromRaw>::from_raw':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:299: undefined reference to `GRBgetenv'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `gurobi::model::Model::new':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:346: undefined reference to `GRBnewmodel'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `gurobi::model::Model::update':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:449: undefined reference to `GRBdelvars'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/src/model.rs:454: undefined reference to `GRBdelconstrs'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/src/model.rs:459: undefined reference to `GRBdelqconstrs'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/src/model.rs:468: undefined reference to `GRBupdatemodel'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/src/model.rs:464: undefined reference to `GRBdelsos'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `gurobi::model::Model::optimize':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:498: undefined reference to `GRBoptimize'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `gurobi::model::Model::compute_iis':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:531: undefined reference to `GRBcomputeIIS'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `gurobi::model::Model::add_var':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:619: undefined reference to `GRBaddvar'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `gurobi::model::Model::add_constr':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:728: undefined reference to `GRBaddconstr'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `gurobi::model::Model::add_qpterms':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:1280: undefined reference to `GRBaddqpterms'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `gurobi::model::Model::del_qpterms':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:1291: undefined reference to `GRBdelq'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `<gurobi::model::Model as core::ops::drop::Drop>::drop':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:1307: undefined reference to `GRBfreemodel'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.5.rcgu.o): in function `gurobi::env::Env::new':
[INFO] [stdout]           /opt/rustwide/workdir/src/env.rs:27: undefined reference to `GRBloadenv'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.5.rcgu.o): in function `<gurobi::env::Env as core::ops::drop::Drop>::drop':
[INFO] [stdout]           /opt/rustwide/workdir/src/env.rs:122: undefined reference to `GRBfreeenv'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.5.rcgu.o): in function `gurobi::env::get_error_msg':
[INFO] [stdout]           /opt/rustwide/workdir/src/env.rs:151: undefined reference to `GRBgeterrormsg'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.6.rcgu.o): in function `<gurobi_sys::IntParam as gurobi::parameter::Param>::get_param':
[INFO] [stdout]           /opt/rustwide/workdir/src/param.rs:44: undefined reference to `GRBgetintparam'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.6.rcgu.o): in function `<gurobi_sys::IntParam as gurobi::parameter::Param>::set_param':
[INFO] [stdout]           /opt/rustwide/workdir/src/param.rs:48: undefined reference to `GRBsetintparam'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.6.rcgu.o): in function `<gurobi_sys::IntAttr as gurobi::attribute::Attr>::get_attr':
[INFO] [stdout]           /opt/rustwide/workdir/src/attr.rs:40: undefined reference to `GRBgetintattr'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.6.rcgu.o): in function `<gurobi_sys::IntAttr as gurobi::attribute::Attr>::set_attr':
[INFO] [stdout]           /opt/rustwide/workdir/src/attr.rs:44: undefined reference to `GRBsetintattr'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.6.rcgu.o): in function `<gurobi_sys::IntAttr as gurobi::attribute::AttrArray>::get_attrelement':
[INFO] [stdout]           /opt/rustwide/workdir/src/attr.rs:115: undefined reference to `GRBgetintattrelement'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.6.rcgu.o): in function `<gurobi_sys::DoubleAttr as gurobi::attribute::AttrArray>::set_attrlist':
[INFO] [stdout]           /opt/rustwide/workdir/src/attr.rs:163: undefined reference to `GRBsetdblattrlist'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.6.rcgu.o): in function `<gurobi_sys::StringAttr as gurobi::attribute::AttrArray>::get_attrelement':
[INFO] [stdout]           /opt/rustwide/workdir/src/attr.rs:215: undefined reference to `GRBgetstrattrelement'
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout]   = note: some `extern` functions couldn't be found; some native libraries may need to be installed or have their path specified
[INFO] [stdout]   = note: use the `-l` flag to specify native libraries to link
[INFO] [stdout]   = note: use the `cargo:rustc-link-lib` directive to specify the native libraries to link with Cargo (see https://doc.rust-lang.org/cargo/reference/build-scripts.html#cargorustc-link-libkindname)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gurobi` (example "facility") due to 2 previous errors
[INFO] [stderr] error: could not compile `gurobi` (example "workforce1") due to 2 previous errors; 5 warnings emitted
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: LC_ALL="C" PATH="/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/cargo-home/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" VSLANG="1033" "cc" "-m64" "/tmp/rustcUeQEIo/symbols.o" "/opt/rustwide/target/debug/examples/workforce3-8700ef09f0e7ccb4.workforce3.89936bb370f9946b-cgu.0.rcgu.o" "/opt/rustwide/target/debug/examples/workforce3-8700ef09f0e7ccb4.workforce3.89936bb370f9946b-cgu.1.rcgu.o" "/opt/rustwide/target/debug/examples/workforce3-8700ef09f0e7ccb4.4m7frp6f52yvsi25.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib" "/opt/rustwide/target/debug/deps/libitertools-c7727990c596a769.rlib" "/opt/rustwide/target/debug/deps/libgurobi_sys-534ac553f6e5861a.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-90f6ddbf82de36ec.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-480c41e9d4e1f677.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-db744c0ca03eed1d.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-8ba652dc7d4b285a.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-d5f4520a9ebc0d58.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-4ad84de58f0cb463.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-0d10aae2e0f38735.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-0c17cff739e6745b.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-b29e17139dde1aa8.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-1f975299829cc7bd.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-86bae3bc3079f89b.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-321b82c30dffdf5f.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-3dd8a6810a0bdfef.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-eb39a61c0c879984.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-aa769569f91c3548.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-510a192a50a983ed.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-0577018320f99037.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-193cf992125ccd4c.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-8e138eaf26ebb4a8.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/examples/workforce3-8700ef09f0e7ccb4" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `<gurobi::model::Model as gurobi::model::FromRaw>::from_raw':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:299: undefined reference to `GRBgetenv'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `gurobi::model::Model::new':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:346: undefined reference to `GRBnewmodel'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `gurobi::model::Model::copy':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:369: undefined reference to `GRBcopymodel'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `gurobi::model::Model::update':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:449: undefined reference to `GRBdelvars'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/src/model.rs:454: undefined reference to `GRBdelconstrs'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/src/model.rs:459: undefined reference to `GRBdelqconstrs'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/src/model.rs:468: undefined reference to `GRBupdatemodel'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/src/model.rs:464: undefined reference to `GRBdelsos'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `gurobi::model::Model::optimize':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:498: undefined reference to `GRBoptimize'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `gurobi::model::Model::add_var':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:619: undefined reference to `GRBaddvar'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `gurobi::model::Model::add_constr':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:728: undefined reference to `GRBaddconstr'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `gurobi::model::Model::feas_relax':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:1148: undefined reference to `GRBfeasrelax'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `gurobi::model::Model::add_qpterms':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:1280: undefined reference to `GRBaddqpterms'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `gurobi::model::Model::del_qpterms':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:1291: undefined reference to `GRBdelq'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `<gurobi::model::Model as core::ops::drop::Drop>::drop':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:1307: undefined reference to `GRBfreemodel'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.5.rcgu.o): in function `gurobi::env::Env::new':
[INFO] [stdout]           /opt/rustwide/workdir/src/env.rs:27: undefined reference to `GRBloadenv'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.5.rcgu.o): in function `<gurobi::env::Env as core::ops::drop::Drop>::drop':
[INFO] [stdout]           /opt/rustwide/workdir/src/env.rs:122: undefined reference to `GRBfreeenv'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.5.rcgu.o): in function `gurobi::env::get_error_msg':
[INFO] [stdout]           /opt/rustwide/workdir/src/env.rs:151: undefined reference to `GRBgeterrormsg'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.6.rcgu.o): in function `<gurobi_sys::IntParam as gurobi::parameter::Param>::get_param':
[INFO] [stdout]           /opt/rustwide/workdir/src/param.rs:44: undefined reference to `GRBgetintparam'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.6.rcgu.o): in function `<gurobi_sys::IntParam as gurobi::parameter::Param>::set_param':
[INFO] [stdout]           /opt/rustwide/workdir/src/param.rs:48: undefined reference to `GRBsetintparam'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.6.rcgu.o): in function `<gurobi_sys::IntAttr as gurobi::attribute::Attr>::get_attr':
[INFO] [stdout]           /opt/rustwide/workdir/src/attr.rs:40: undefined reference to `GRBgetintattr'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.6.rcgu.o): in function `<gurobi_sys::IntAttr as gurobi::attribute::Attr>::set_attr':
[INFO] [stdout]           /opt/rustwide/workdir/src/attr.rs:44: undefined reference to `GRBsetintattr'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.6.rcgu.o): in function `<gurobi_sys::StringAttr as gurobi::attribute::Attr>::set_attr':
[INFO] [stdout]           /opt/rustwide/workdir/src/attr.rs:74: undefined reference to `GRBsetstrattr'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.6.rcgu.o): in function `<gurobi_sys::DoubleAttr as gurobi::attribute::AttrArray>::get_attrelement':
[INFO] [stdout]           /opt/rustwide/workdir/src/attr.rs:145: undefined reference to `GRBgetdblattrelement'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.6.rcgu.o): in function `<gurobi_sys::DoubleAttr as gurobi::attribute::AttrArray>::set_attrlist':
[INFO] [stdout]           /opt/rustwide/workdir/src/attr.rs:163: undefined reference to `GRBsetdblattrlist'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.6.rcgu.o): in function `<gurobi_sys::StringAttr as gurobi::attribute::AttrArray>::get_attrelement':
[INFO] [stdout]           /opt/rustwide/workdir/src/attr.rs:215: undefined reference to `GRBgetstrattrelement'
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout]   = note: some `extern` functions couldn't be found; some native libraries may need to be installed or have their path specified
[INFO] [stdout]   = note: use the `-l` flag to specify native libraries to link
[INFO] [stdout]   = note: use the `cargo:rustc-link-lib` directive to specify the native libraries to link with Cargo (see https://doc.rust-lang.org/cargo/reference/build-scripts.html#cargorustc-link-libkindname)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gurobi` (example "workforce3") due to 2 previous errors; 5 warnings emitted
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: LC_ALL="C" PATH="/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/cargo-home/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" VSLANG="1033" "cc" "-m64" "/tmp/rustcGECNJC/symbols.o" "/opt/rustwide/target/debug/examples/workforce2-1714970c363349f5.workforce2.7b93193f0a2966b5-cgu.0.rcgu.o" "/opt/rustwide/target/debug/examples/workforce2-1714970c363349f5.workforce2.7b93193f0a2966b5-cgu.1.rcgu.o" "/opt/rustwide/target/debug/examples/workforce2-1714970c363349f5.workforce2.7b93193f0a2966b5-cgu.2.rcgu.o" "/opt/rustwide/target/debug/examples/workforce2-1714970c363349f5.14spv03306srjlq7.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib" "/opt/rustwide/target/debug/deps/libitertools-c7727990c596a769.rlib" "/opt/rustwide/target/debug/deps/libgurobi_sys-534ac553f6e5861a.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-90f6ddbf82de36ec.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-480c41e9d4e1f677.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-db744c0ca03eed1d.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-8ba652dc7d4b285a.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-d5f4520a9ebc0d58.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-4ad84de58f0cb463.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-0d10aae2e0f38735.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-0c17cff739e6745b.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-b29e17139dde1aa8.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-1f975299829cc7bd.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-86bae3bc3079f89b.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-321b82c30dffdf5f.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-3dd8a6810a0bdfef.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-eb39a61c0c879984.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-aa769569f91c3548.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-510a192a50a983ed.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-0577018320f99037.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-193cf992125ccd4c.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-8e138eaf26ebb4a8.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/examples/workforce2-1714970c363349f5" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `<gurobi::model::Model as gurobi::model::FromRaw>::from_raw':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:299: undefined reference to `GRBgetenv'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `gurobi::model::Model::new':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:346: undefined reference to `GRBnewmodel'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `gurobi::model::Model::update':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:449: undefined reference to `GRBdelvars'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/src/model.rs:454: undefined reference to `GRBdelconstrs'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/src/model.rs:459: undefined reference to `GRBdelqconstrs'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/src/model.rs:468: undefined reference to `GRBupdatemodel'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/src/model.rs:464: undefined reference to `GRBdelsos'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `gurobi::model::Model::optimize':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:498: undefined reference to `GRBoptimize'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `gurobi::model::Model::compute_iis':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:531: undefined reference to `GRBcomputeIIS'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `gurobi::model::Model::add_var':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:619: undefined reference to `GRBaddvar'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `gurobi::model::Model::add_constr':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:728: undefined reference to `GRBaddconstr'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `gurobi::model::Model::add_qpterms':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:1280: undefined reference to `GRBaddqpterms'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `gurobi::model::Model::del_qpterms':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:1291: undefined reference to `GRBdelq'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.2.rcgu.o): in function `<gurobi::model::Model as core::ops::drop::Drop>::drop':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:1307: undefined reference to `GRBfreemodel'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.5.rcgu.o): in function `gurobi::env::Env::new':
[INFO] [stdout]           /opt/rustwide/workdir/src/env.rs:27: undefined reference to `GRBloadenv'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.5.rcgu.o): in function `<gurobi::env::Env as core::ops::drop::Drop>::drop':
[INFO] [stdout]           /opt/rustwide/workdir/src/env.rs:122: undefined reference to `GRBfreeenv'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.5.rcgu.o): in function `gurobi::env::get_error_msg':
[INFO] [stdout]           /opt/rustwide/workdir/src/env.rs:151: undefined reference to `GRBgeterrormsg'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.6.rcgu.o): in function `<gurobi_sys::IntParam as gurobi::parameter::Param>::get_param':
[INFO] [stdout]           /opt/rustwide/workdir/src/param.rs:44: undefined reference to `GRBgetintparam'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.6.rcgu.o): in function `<gurobi_sys::IntParam as gurobi::parameter::Param>::set_param':
[INFO] [stdout]           /opt/rustwide/workdir/src/param.rs:48: undefined reference to `GRBsetintparam'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.6.rcgu.o): in function `<gurobi_sys::IntAttr as gurobi::attribute::Attr>::get_attr':
[INFO] [stdout]           /opt/rustwide/workdir/src/attr.rs:40: undefined reference to `GRBgetintattr'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.6.rcgu.o): in function `<gurobi_sys::IntAttr as gurobi::attribute::Attr>::set_attr':
[INFO] [stdout]           /opt/rustwide/workdir/src/attr.rs:44: undefined reference to `GRBsetintattr'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.6.rcgu.o): in function `<gurobi_sys::IntAttr as gurobi::attribute::AttrArray>::get_attrelement':
[INFO] [stdout]           /opt/rustwide/workdir/src/attr.rs:115: undefined reference to `GRBgetintattrelement'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.6.rcgu.o): in function `<gurobi_sys::DoubleAttr as gurobi::attribute::AttrArray>::set_attrlist':
[INFO] [stdout]           /opt/rustwide/workdir/src/attr.rs:163: undefined reference to `GRBsetdblattrlist'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libgurobi-d77a16bb2bf6b18d.rlib(gurobi-d77a16bb2bf6b18d.gurobi.dd61b2e0ccb9cd2e-cgu.6.rcgu.o): in function `<gurobi_sys::StringAttr as gurobi::attribute::AttrArray>::get_attrelement':
[INFO] [stdout]           /opt/rustwide/workdir/src/attr.rs:215: undefined reference to `GRBgetstrattrelement'
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout]   = note: some `extern` functions couldn't be found; some native libraries may need to be installed or have their path specified
[INFO] [stdout]   = note: use the `-l` flag to specify native libraries to link
[INFO] [stdout]   = note: use the `cargo:rustc-link-lib` directive to specify the native libraries to link with Cargo (see https://doc.rust-lang.org/cargo/reference/build-scripts.html#cargorustc-link-libkindname)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gurobi` (example "workforce2") due to 2 previous errors; 5 warnings emitted
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: LC_ALL="C" PATH="/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/cargo-home/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" VSLANG="1033" "cc" "-m64" "/tmp/rustc8WIh8y/symbols.o" "/opt/rustwide/target/debug/deps/gurobi-fda78d3a82bc8b60.gurobi.6a498a46aa7b759e-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/gurobi-fda78d3a82bc8b60.gurobi.6a498a46aa7b759e-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/gurobi-fda78d3a82bc8b60.gurobi.6a498a46aa7b759e-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/gurobi-fda78d3a82bc8b60.gurobi.6a498a46aa7b759e-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/gurobi-fda78d3a82bc8b60.gurobi.6a498a46aa7b759e-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/gurobi-fda78d3a82bc8b60.527e1t17mygprxna.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-3df1bed8075ce1de.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-2076fd86b325cb5d.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-caa7152ee70c190f.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_std-04e6425e07f02a3c.rlib" "/opt/rustwide/target/debug/deps/libitertools-c7727990c596a769.rlib" "/opt/rustwide/target/debug/deps/libgurobi_sys-534ac553f6e5861a.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-90f6ddbf82de36ec.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-480c41e9d4e1f677.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-db744c0ca03eed1d.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-8ba652dc7d4b285a.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-d5f4520a9ebc0d58.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-4ad84de58f0cb463.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-0d10aae2e0f38735.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-0c17cff739e6745b.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-b29e17139dde1aa8.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-1f975299829cc7bd.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-86bae3bc3079f89b.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-321b82c30dffdf5f.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-3dd8a6810a0bdfef.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-eb39a61c0c879984.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-aa769569f91c3548.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-510a192a50a983ed.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-0577018320f99037.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-193cf992125ccd4c.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-8e138eaf26ebb4a8.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/gurobi-fda78d3a82bc8b60" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/gurobi-fda78d3a82bc8b60.gurobi.6a498a46aa7b759e-cgu.0.rcgu.o: in function `<gurobi::model::Model as gurobi::model::FromRaw>::from_raw':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:299: undefined reference to `GRBgetenv'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/gurobi-fda78d3a82bc8b60.gurobi.6a498a46aa7b759e-cgu.0.rcgu.o: in function `gurobi::model::Model::new':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:346: undefined reference to `GRBnewmodel'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/gurobi-fda78d3a82bc8b60.gurobi.6a498a46aa7b759e-cgu.0.rcgu.o: in function `gurobi::model::Model::update':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:449: undefined reference to `GRBdelvars'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/src/model.rs:454: undefined reference to `GRBdelconstrs'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/src/model.rs:459: undefined reference to `GRBdelqconstrs'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/src/model.rs:468: undefined reference to `GRBupdatemodel'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/src/model.rs:464: undefined reference to `GRBdelsos'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/gurobi-fda78d3a82bc8b60.gurobi.6a498a46aa7b759e-cgu.0.rcgu.o: in function `gurobi::model::Model::add_var':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:619: undefined reference to `GRBaddvar'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/gurobi-fda78d3a82bc8b60.gurobi.6a498a46aa7b759e-cgu.0.rcgu.o: in function `<gurobi::model::Model as core::ops::drop::Drop>::drop':
[INFO] [stdout]           /opt/rustwide/workdir/src/model.rs:1307: undefined reference to `GRBfreemodel'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/gurobi-fda78d3a82bc8b60.gurobi.6a498a46aa7b759e-cgu.2.rcgu.o: in function `gurobi::env::Env::new':
[INFO] [stdout]           /opt/rustwide/workdir/src/env.rs:27: undefined reference to `GRBloadenv'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/gurobi-fda78d3a82bc8b60.gurobi.6a498a46aa7b759e-cgu.2.rcgu.o: in function `<gurobi::env::Env as core::ops::drop::Drop>::drop':
[INFO] [stdout]           /opt/rustwide/workdir/src/env.rs:122: undefined reference to `GRBfreeenv'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/gurobi-fda78d3a82bc8b60.gurobi.6a498a46aa7b759e-cgu.2.rcgu.o: in function `gurobi::env::get_error_msg':
[INFO] [stdout]           /opt/rustwide/workdir/src/env.rs:151: undefined reference to `GRBgeterrormsg'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/gurobi-fda78d3a82bc8b60.gurobi.6a498a46aa7b759e-cgu.2.rcgu.o: in function `<gurobi_sys::IntParam as gurobi::parameter::Param>::get_param':
[INFO] [stdout]           /opt/rustwide/workdir/src/param.rs:44: undefined reference to `GRBgetintparam'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/gurobi-fda78d3a82bc8b60.gurobi.6a498a46aa7b759e-cgu.2.rcgu.o: in function `<gurobi_sys::IntParam as gurobi::parameter::Param>::set_param':
[INFO] [stdout]           /opt/rustwide/workdir/src/param.rs:48: undefined reference to `GRBsetintparam'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/gurobi-fda78d3a82bc8b60.gurobi.6a498a46aa7b759e-cgu.2.rcgu.o: in function `<gurobi_sys::IntAttr as gurobi::attribute::Attr>::get_attr':
[INFO] [stdout]           /opt/rustwide/workdir/src/attr.rs:40: undefined reference to `GRBgetintattr'
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout]   = note: some `extern` functions couldn't be found; some native libraries may need to be installed or have their path specified
[INFO] [stdout]   = note: use the `-l` flag to specify native libraries to link
[INFO] [stdout]   = note: use the `cargo:rustc-link-lib` directive to specify the native libraries to link with Cargo (see https://doc.rust-lang.org/cargo/reference/build-scripts.html#cargorustc-link-libkindname)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 126 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gurobi` (lib test) due to 2 previous errors; 126 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "38f8df287aee519cd99a388b8d6adab13a001990444c99ba8aad368d4b731fc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38f8df287aee519cd99a388b8d6adab13a001990444c99ba8aad368d4b731fc9", kill_on_drop: false }`
[INFO] [stdout] 38f8df287aee519cd99a388b8d6adab13a001990444c99ba8aad368d4b731fc9
