[INFO] fetching crate rgmsh 0.1.2...
[INFO] testing rgmsh-0.1.2 against 1.55.0 for beta-1.56-1
[INFO] extracting crate rgmsh 0.1.2 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate rgmsh 0.1.2 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rgmsh 0.1.2
[INFO] finished tweaking crates.io crate rgmsh 0.1.2
[INFO] tweaked toml for crates.io crate rgmsh 0.1.2 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate rgmsh 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e52b9cf263558551e205e4642c97d63773fea2475dd14e500038f2565fb54ed0
[INFO] running `Command { std: "docker" "start" "-a" "e52b9cf263558551e205e4642c97d63773fea2475dd14e500038f2565fb54ed0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e52b9cf263558551e205e4642c97d63773fea2475dd14e500038f2565fb54ed0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e52b9cf263558551e205e4642c97d63773fea2475dd14e500038f2565fb54ed0", kill_on_drop: false }`
[INFO] [stdout] e52b9cf263558551e205e4642c97d63773fea2475dd14e500038f2565fb54ed0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 04796dfd706701adbdefbcd2d06de70df359dad922182abd9cd6d3cb959760e8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "04796dfd706701adbdefbcd2d06de70df359dad922182abd9cd6d3cb959760e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.16
[INFO] [stderr]    Compiling gmsh-sys v0.1.2
[INFO] [stderr]    Compiling rgmsh v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]  --> src/model/occ.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | /// All angle values are in radians, commonly given as fractions of π.
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]   = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `CStr`
[INFO] [stdout]    --> src/model/mod.rs:224:16
[INFO] [stdout]     |
[INFO] [stdout] 224 | use std::ffi::{CStr, CString};
[INFO] [stdout]     |                ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `check_main_error`
[INFO] [stdout]  --> src/model/occ.rs:4:36
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::{GmshError, GmshResult, check_main_error, check_model_error};
[INFO] [stdout]   |                                    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `c_or_s` should have an upper camel case name
[INFO] [stdout]    --> src/model/mod.rs:727:6
[INFO] [stdout]     |
[INFO] [stdout] 727 | type c_or_s = CurveOrSurface;
[INFO] [stdout]     |      ^^^^^^ help: convert the identifier to upper camel case: `COrS`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Surface`
[INFO] [stdout]    --> src/model/mod.rs:701:9
[INFO] [stdout]     |
[INFO] [stdout] 701 |         Surface(SurfaceTag),
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Volume`
[INFO] [stdout]    --> src/model/mod.rs:702:9
[INFO] [stdout]     |
[INFO] [stdout] 702 |         Volume(VolumeTag),
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Point`
[INFO] [stdout]    --> src/model/mod.rs:708:9
[INFO] [stdout]     |
[INFO] [stdout] 708 |         Point(PointTag),
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Curve`
[INFO] [stdout]    --> src/model/mod.rs:709:9
[INFO] [stdout]     |
[INFO] [stdout] 709 |         Curve(CurveTag),
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Wire`
[INFO] [stdout]    --> src/model/mod.rs:710:9
[INFO] [stdout]     |
[INFO] [stdout] 710 |         Wire(WireTag),
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Surface`
[INFO] [stdout]    --> src/model/mod.rs:711:9
[INFO] [stdout]     |
[INFO] [stdout] 711 |         Surface(SurfaceTag),
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Shell`
[INFO] [stdout]    --> src/model/mod.rs:712:9
[INFO] [stdout]     |
[INFO] [stdout] 712 |         Shell(ShellTag),
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Volume`
[INFO] [stdout]    --> src/model/mod.rs:713:9
[INFO] [stdout]     |
[INFO] [stdout] 713 |         Volume(VolumeTag),
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `FieldTag`
[INFO] [stdout]   --> src/lib.rs:52:8
[INFO] [stdout]    |
[INFO] [stdout] 52 | struct FieldTag(i64);
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `ViewTag`
[INFO] [stdout]   --> src/lib.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 | struct ViewTag(i64);
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `ApiCategory`
[INFO] [stdout]  --> src/bin/api_gen.rs:3:6
[INFO] [stdout]   |
[INFO] [stdout] 3 | enum ApiCategory { 
[INFO] [stdout]   |      ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Func`
[INFO] [stdout]  --> src/bin/api_gen.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct Func<T, F> { 
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.33s
[INFO] running `Command { std: "docker" "inspect" "04796dfd706701adbdefbcd2d06de70df359dad922182abd9cd6d3cb959760e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04796dfd706701adbdefbcd2d06de70df359dad922182abd9cd6d3cb959760e8", kill_on_drop: false }`
[INFO] [stdout] 04796dfd706701adbdefbcd2d06de70df359dad922182abd9cd6d3cb959760e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 207e3e5b5f768e7f0fa27907fcf805810f18edbbac4be362d8fde09e8cbd1bd4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "207e3e5b5f768e7f0fa27907fcf805810f18edbbac4be362d8fde09e8cbd1bd4", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling serde v1.0.100
[INFO] [stderr]    Compiling proc-macro2 v1.0.3
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]    Compiling scopeguard v1.0.0
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling rayon-core v1.6.0
[INFO] [stderr]    Compiling either v1.5.2
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling same-file v1.0.5
[INFO] [stderr]    Compiling cast v0.2.2
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]  --> src/model/occ.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | /// All angle values are in radians, commonly given as fractions of π.
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]   = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `CStr`
[INFO] [stdout]    --> src/model/mod.rs:224:16
[INFO] [stdout]     |
[INFO] [stdout] 224 | use std::ffi::{CStr, CString};
[INFO] [stdout]     |                ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `check_main_error`
[INFO] [stdout]  --> src/model/occ.rs:4:36
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::{GmshError, GmshResult, check_main_error, check_model_error};
[INFO] [stdout]   |                                    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `c_or_s` should have an upper camel case name
[INFO] [stdout]    --> src/model/mod.rs:727:6
[INFO] [stdout]     |
[INFO] [stdout] 727 | type c_or_s = CurveOrSurface;
[INFO] [stdout]     |      ^^^^^^ help: convert the identifier to upper camel case: `COrS`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Surface`
[INFO] [stdout]    --> src/model/mod.rs:701:9
[INFO] [stdout]     |
[INFO] [stdout] 701 |         Surface(SurfaceTag),
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Volume`
[INFO] [stdout]    --> src/model/mod.rs:702:9
[INFO] [stdout]     |
[INFO] [stdout] 702 |         Volume(VolumeTag),
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Point`
[INFO] [stdout]    --> src/model/mod.rs:708:9
[INFO] [stdout]     |
[INFO] [stdout] 708 |         Point(PointTag),
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Curve`
[INFO] [stdout]    --> src/model/mod.rs:709:9
[INFO] [stdout]     |
[INFO] [stdout] 709 |         Curve(CurveTag),
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Wire`
[INFO] [stdout]    --> src/model/mod.rs:710:9
[INFO] [stdout]     |
[INFO] [stdout] 710 |         Wire(WireTag),
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Surface`
[INFO] [stdout]    --> src/model/mod.rs:711:9
[INFO] [stdout]     |
[INFO] [stdout] 711 |         Surface(SurfaceTag),
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Shell`
[INFO] [stdout]    --> src/model/mod.rs:712:9
[INFO] [stdout]     |
[INFO] [stdout] 712 |         Shell(ShellTag),
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Volume`
[INFO] [stdout]    --> src/model/mod.rs:713:9
[INFO] [stdout]     |
[INFO] [stdout] 713 |         Volume(VolumeTag),
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `FieldTag`
[INFO] [stdout]   --> src/lib.rs:52:8
[INFO] [stdout]    |
[INFO] [stdout] 52 | struct FieldTag(i64);
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `ViewTag`
[INFO] [stdout]   --> src/lib.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 | struct ViewTag(i64);
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling walkdir v2.2.9
[INFO] [stderr]    Compiling regex-automata v0.1.8
[INFO] [stderr]    Compiling rand_xoshiro v0.1.0
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling criterion-plot v0.3.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling csv-core v0.1.6
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling rayon v1.2.0
[INFO] [stderr]    Compiling bstr v0.2.8
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling serde_derive v1.0.100
[INFO] [stderr]    Compiling csv v1.1.1
[INFO] [stderr]    Compiling tinytemplate v1.0.2
[INFO] [stderr]    Compiling criterion v0.2.11
[INFO] [stderr]    Compiling rgmsh v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `pl`
[INFO] [stdout]   --> examples/t1.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |     let pl = model.add_plane_surface(cl)?;
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_pl`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `gui`
[INFO] [stdout]   --> examples/t1.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |     let gui = gmsh.run_gui()?;
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_gui`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> examples/t1.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let mut gmsh = Gmsh::initialize()?;
[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: enum is never used: `ApiCategory`
[INFO] [stdout]  --> src/bin/api_gen.rs:3:6
[INFO] [stdout]   |
[INFO] [stdout] 3 | enum ApiCategory { 
[INFO] [stdout]   |      ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Func`
[INFO] [stdout]  --> src/bin/api_gen.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct Func<T, F> { 
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `l1`
[INFO] [stdout]   --> examples/tour.rs:76:9
[INFO] [stdout]    |
[INFO] [stdout] 76 |     let l1 = geom.add_line(p1, p2)?;
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_l1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `l2`
[INFO] [stdout]   --> examples/tour.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |     let l2 = geom.add_line(p1, p2)?;
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_l2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `l3`
[INFO] [stdout]   --> examples/tour.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 78 |     let l3 = geom.add_line(p1, p2)?;
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_l3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `l4`
[INFO] [stdout]   --> examples/tour.rs:79:9
[INFO] [stdout]    |
[INFO] [stdout] 79 |     let l4 = geom.add_line(p1, p2)?;
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_l4`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p_a`
[INFO] [stdout]    --> examples/tour.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 113 |     let p_a = geom_a.add_point(0., 0., 0.)?;
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_p_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p_b`
[INFO] [stdout]    --> examples/tour.rs:114:9
[INFO] [stdout]     |
[INFO] [stdout] 114 |     let p_b = geom_b.add_point(0., 1., 1.)?;
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_p_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p_c`
[INFO] [stdout]    --> examples/tour.rs:115:9
[INFO] [stdout]     |
[INFO] [stdout] 115 |     let p_c = geom_b.add_point(0., 1., 1.)?;
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_p_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]  --> src/model/occ.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | /// All angle values are in radians, commonly given as fractions of π.
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]   = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> examples/tour.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut gmsh = Gmsh::initialize()?;
[INFO] [stdout]    |         ----^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `CStr`
[INFO] [stdout]    --> src/model/mod.rs:224:16
[INFO] [stdout]     |
[INFO] [stdout] 224 | use std::ffi::{CStr, CString};
[INFO] [stdout]     |                ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `check_main_error`
[INFO] [stdout]  --> src/model/occ.rs:4:36
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::{GmshError, GmshResult, check_main_error, check_model_error};
[INFO] [stdout]   |                                    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `c_or_s` should have an upper camel case name
[INFO] [stdout]    --> src/model/mod.rs:727:6
[INFO] [stdout]     |
[INFO] [stdout] 727 | type c_or_s = CurveOrSurface;
[INFO] [stdout]     |      ^^^^^^ help: convert the identifier to upper camel case: `COrS`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::model::*`
[INFO] [stdout]    --> src/lib.rs:207:9
[INFO] [stdout]     |
[INFO] [stdout] 207 |     use crate::model::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/tour.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     geom.remove_point(p);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> examples/tour.rs:128:5
[INFO] [stdout]     |
[INFO] [stdout] 128 |     geom.generate_mesh(2);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "/opt/rustwide/target/debug/examples/t1-e30a700ec8e8c6e1.t1.4de2c840-cgu.0.rcgu.o" "/opt/rustwide/target/debug/examples/t1-e30a700ec8e8c6e1.t1.4de2c840-cgu.1.rcgu.o" "/opt/rustwide/target/debug/examples/t1-e30a700ec8e8c6e1.t1.4de2c840-cgu.2.rcgu.o" "/opt/rustwide/target/debug/examples/t1-e30a700ec8e8c6e1.t1.4de2c840-cgu.3.rcgu.o" "/opt/rustwide/target/debug/examples/t1-e30a700ec8e8c6e1.t1.4de2c840-cgu.4.rcgu.o" "/opt/rustwide/target/debug/examples/t1-e30a700ec8e8c6e1.t1.4de2c840-cgu.5.rcgu.o" "/opt/rustwide/target/debug/examples/t1-e30a700ec8e8c6e1.t1.4de2c840-cgu.6.rcgu.o" "/opt/rustwide/target/debug/examples/t1-e30a700ec8e8c6e1.t1.4de2c840-cgu.7.rcgu.o" "/opt/rustwide/target/debug/examples/t1-e30a700ec8e8c6e1.t1.4de2c840-cgu.8.rcgu.o" "/opt/rustwide/target/debug/examples/t1-e30a700ec8e8c6e1.t1.4de2c840-cgu.9.rcgu.o" "/opt/rustwide/target/debug/examples/t1-e30a700ec8e8c6e1.1gk729wijxn98ltc.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/librgmsh-0c9bad259f6d78b6.rlib" "/opt/rustwide/target/debug/deps/libgmsh_sys-8f12ecc74e74b282.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-008055cc7d873802.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-06f01ac2578bda94.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-f9a3c3274a1835e0.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-d4cbb754ee9f4daa.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-95c14e1c1e3ebcc4.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-d489f0ca872880cc.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-75f07df0b18fea39.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-0c35b278736219a2.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-e530649c9a06e3c6.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-6b148909d375a785.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-cd15fa647f4775d1.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-74be3a703f788ba2.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-8f2c5b445c28b2e3.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-8480e85e0be96197.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-ac23a75f6f42004e.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-557ba8776e04d182.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-4beb03d03503c439.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-dd7db1bec6909f24.rlib" "-Wl,-Bdynamic" "-lgmsh" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/examples/t1-e30a700ec8e8c6e1" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lgmsh
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rgmsh` due to 2 previous errors; 3 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused variable: `geom`
[INFO] [stdout]    --> src/lib.rs:229:13
[INFO] [stdout]     |
[INFO] [stdout] 229 |         let geom = gmsh.create_occ_model("model")?;
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_geom`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `geom`
[INFO] [stdout]    --> src/lib.rs:257:13
[INFO] [stdout]     |
[INFO] [stdout] 257 |         let geom = gmsh.create_occ_model("model")?;
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_geom`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "/opt/rustwide/target/debug/examples/tour-d2d8c9afbbc222bc.tour.cacad7a2-cgu.0.rcgu.o" "/opt/rustwide/target/debug/examples/tour-d2d8c9afbbc222bc.tour.cacad7a2-cgu.1.rcgu.o" "/opt/rustwide/target/debug/examples/tour-d2d8c9afbbc222bc.tour.cacad7a2-cgu.10.rcgu.o" "/opt/rustwide/target/debug/examples/tour-d2d8c9afbbc222bc.tour.cacad7a2-cgu.11.rcgu.o" "/opt/rustwide/target/debug/examples/tour-d2d8c9afbbc222bc.tour.cacad7a2-cgu.12.rcgu.o" "/opt/rustwide/target/debug/examples/tour-d2d8c9afbbc222bc.tour.cacad7a2-cgu.13.rcgu.o" "/opt/rustwide/target/debug/examples/tour-d2d8c9afbbc222bc.tour.cacad7a2-cgu.14.rcgu.o" "/opt/rustwide/target/debug/examples/tour-d2d8c9afbbc222bc.tour.cacad7a2-cgu.15.rcgu.o" "/opt/rustwide/target/debug/examples/tour-d2d8c9afbbc222bc.tour.cacad7a2-cgu.2.rcgu.o" "/opt/rustwide/target/debug/examples/tour-d2d8c9afbbc222bc.tour.cacad7a2-cgu.3.rcgu.o" "/opt/rustwide/target/debug/examples/tour-d2d8c9afbbc222bc.tour.cacad7a2-cgu.4.rcgu.o" "/opt/rustwide/target/debug/examples/tour-d2d8c9afbbc222bc.tour.cacad7a2-cgu.5.rcgu.o" "/opt/rustwide/target/debug/examples/tour-d2d8c9afbbc222bc.tour.cacad7a2-cgu.6.rcgu.o" "/opt/rustwide/target/debug/examples/tour-d2d8c9afbbc222bc.tour.cacad7a2-cgu.7.rcgu.o" "/opt/rustwide/target/debug/examples/tour-d2d8c9afbbc222bc.tour.cacad7a2-cgu.8.rcgu.o" "/opt/rustwide/target/debug/examples/tour-d2d8c9afbbc222bc.tour.cacad7a2-cgu.9.rcgu.o" "/opt/rustwide/target/debug/examples/tour-d2d8c9afbbc222bc.508cnqgs7fivt5rw.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/librgmsh-0c9bad259f6d78b6.rlib" "/opt/rustwide/target/debug/deps/libgmsh_sys-8f12ecc74e74b282.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-008055cc7d873802.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-06f01ac2578bda94.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-f9a3c3274a1835e0.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-d4cbb754ee9f4daa.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-95c14e1c1e3ebcc4.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-d489f0ca872880cc.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-75f07df0b18fea39.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-0c35b278736219a2.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-e530649c9a06e3c6.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-6b148909d375a785.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-cd15fa647f4775d1.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-74be3a703f788ba2.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-8f2c5b445c28b2e3.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-8480e85e0be96197.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-ac23a75f6f42004e.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-557ba8776e04d182.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-4beb03d03503c439.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-dd7db1bec6909f24.rlib" "-Wl,-Bdynamic" "-lgmsh" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/examples/tour-d2d8c9afbbc222bc" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lgmsh
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Surface`
[INFO] [stdout]    --> src/model/mod.rs:701:9
[INFO] [stdout]     |
[INFO] [stdout] 701 |         Surface(SurfaceTag),
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Volume`
[INFO] [stdout]    --> src/model/mod.rs:702:9
[INFO] [stdout]     |
[INFO] [stdout] 702 |         Volume(VolumeTag),
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Point`
[INFO] [stdout]    --> src/model/mod.rs:708:9
[INFO] [stdout]     |
[INFO] [stdout] 708 |         Point(PointTag),
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Curve`
[INFO] [stdout]    --> src/model/mod.rs:709:9
[INFO] [stdout]     |
[INFO] [stdout] 709 |         Curve(CurveTag),
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Wire`
[INFO] [stdout]    --> src/model/mod.rs:710:9
[INFO] [stdout]     |
[INFO] [stdout] 710 |         Wire(WireTag),
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Surface`
[INFO] [stdout]    --> src/model/mod.rs:711:9
[INFO] [stdout]     |
[INFO] [stdout] 711 |         Surface(SurfaceTag),
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Shell`
[INFO] [stdout]    --> src/model/mod.rs:712:9
[INFO] [stdout]     |
[INFO] [stdout] 712 |         Shell(ShellTag),
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Volume`
[INFO] [stdout]    --> src/model/mod.rs:713:9
[INFO] [stdout]     |
[INFO] [stdout] 713 |         Volume(VolumeTag),
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `FieldTag`
[INFO] [stdout]   --> src/lib.rs:52:8
[INFO] [stdout]    |
[INFO] [stdout] 52 | struct FieldTag(i64);
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `ViewTag`
[INFO] [stdout]   --> src/lib.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 | struct ViewTag(i64);
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/rgmsh-2b55ec58c36a8c8f.rgmsh.13f057ec-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/rgmsh-2b55ec58c36a8c8f.rgmsh.13f057ec-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/rgmsh-2b55ec58c36a8c8f.rgmsh.13f057ec-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/rgmsh-2b55ec58c36a8c8f.rgmsh.13f057ec-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/rgmsh-2b55ec58c36a8c8f.rgmsh.13f057ec-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/rgmsh-2b55ec58c36a8c8f.rgmsh.13f057ec-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/rgmsh-2b55ec58c36a8c8f.rgmsh.13f057ec-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/rgmsh-2b55ec58c36a8c8f.rgmsh.13f057ec-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/rgmsh-2b55ec58c36a8c8f.rgmsh.13f057ec-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/rgmsh-2b55ec58c36a8c8f.rgmsh.13f057ec-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/rgmsh-2b55ec58c36a8c8f.rgmsh.13f057ec-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/rgmsh-2b55ec58c36a8c8f.rgmsh.13f057ec-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/rgmsh-2b55ec58c36a8c8f.rgmsh.13f057ec-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/rgmsh-2b55ec58c36a8c8f.rgmsh.13f057ec-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/rgmsh-2b55ec58c36a8c8f.rgmsh.13f057ec-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/rgmsh-2b55ec58c36a8c8f.rgmsh.13f057ec-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/rgmsh-2b55ec58c36a8c8f.564q82uvma9msppp.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-ae0b9de85e81d76f.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-dd17e7b765638f54.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-e55ce254123a1c62.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_std-c91921c83bf98d74.rlib" "/opt/rustwide/target/debug/deps/libgmsh_sys-8f12ecc74e74b282.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-008055cc7d873802.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-06f01ac2578bda94.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-f9a3c3274a1835e0.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-d4cbb754ee9f4daa.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-95c14e1c1e3ebcc4.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-d489f0ca872880cc.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-75f07df0b18fea39.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-0c35b278736219a2.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-e530649c9a06e3c6.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-6b148909d375a785.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-cd15fa647f4775d1.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-74be3a703f788ba2.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-8f2c5b445c28b2e3.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-8480e85e0be96197.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-ac23a75f6f42004e.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-557ba8776e04d182.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-4beb03d03503c439.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-dd7db1bec6909f24.rlib" "-Wl,-Bdynamic" "-lgmsh" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/rgmsh-2b55ec58c36a8c8f" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lgmsh
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "207e3e5b5f768e7f0fa27907fcf805810f18edbbac4be362d8fde09e8cbd1bd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "207e3e5b5f768e7f0fa27907fcf805810f18edbbac4be362d8fde09e8cbd1bd4", kill_on_drop: false }`
[INFO] [stdout] 207e3e5b5f768e7f0fa27907fcf805810f18edbbac4be362d8fde09e8cbd1bd4