[INFO] fetching crate hyperlight-component-util 0.11.0...
[INFO] checking hyperlight-component-util-0.11.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate hyperlight-component-util 0.11.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate hyperlight-component-util 0.11.0
[INFO] finished tweaking crates.io crate hyperlight-component-util 0.11.0
[INFO] tweaked toml for crates.io crate hyperlight-component-util 0.11.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate hyperlight-component-util 0.11.0 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate hyperlight-component-util 0.11.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b71de4f0e0996d382f3695e242e2216437a0195804252116de35f952aa3c4e7d
[INFO] running `Command { std: "docker" "start" "-a" "b71de4f0e0996d382f3695e242e2216437a0195804252116de35f952aa3c4e7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b71de4f0e0996d382f3695e242e2216437a0195804252116de35f952aa3c4e7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b71de4f0e0996d382f3695e242e2216437a0195804252116de35f952aa3c4e7d", kill_on_drop: false }`
[INFO] [stdout] b71de4f0e0996d382f3695e242e2216437a0195804252116de35f952aa3c4e7d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dunmustuse_in_always_ok" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 832e98be72136a436489efd1f5cc5ff46b138eed308e829ae490c6339d3d0e16
[INFO] running `Command { std: "docker" "start" "-a" "832e98be72136a436489efd1f5cc5ff46b138eed308e829ae490c6339d3d0e16", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]     Checking unicode-ident v1.0.20
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling wasmparser v0.240.0
[INFO] [stderr]     Checking semver v1.0.27
[INFO] [stderr]     Checking proc-macro2 v1.0.103
[INFO] [stderr]     Checking syn v2.0.108
[INFO] [stderr]     Checking indexmap v2.12.0
[INFO] [stderr]     Checking hashbrown v0.15.5
[INFO] [stderr]     Checking hyperlight-component-util v0.11.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<ExternDesc<'_>, Void>
[INFO] [stdout]    --> src/elaborate.rs:533:26
[INFO] [stdout]     |
[INFO] [stdout] 533 |                 let ed = sub.extern_desc(&ed).not_void();
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<ExternDesc<'_>, Void>
[INFO] [stdout]    --> src/elaborate.rs:631:26
[INFO] [stdout]     |
[INFO] [stdout] 631 |                 let ed = sub.extern_desc(&ed).not_void();
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<ExternDesc<'_>, Void>
[INFO] [stdout]    --> src/elaborate.rs:644:26
[INFO] [stdout]     |
[INFO] [stdout] 644 |                 let ed = sub.extern_desc(&ed).not_void();
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::option::Option<etypes::Defined<'_>>, Void>
[INFO] [stdout]    --> src/substitute.rs:283:78
[INFO] [stdout]     |
[INFO] [stdout] 283 |       fn subst_bvar(&self, i: u32) -> Result<Option<Defined<'a>>, Self::Error> {
[INFO] [stdout]     |  ______________________________________________________________________________^
[INFO] [stdout] 284 | |         Ok(Some(Defined::Handleable(Handleable::Var(Tyvar::Bound(
[INFO] [stdout] 285 | |             i.checked_add_signed(self.rbshift).unwrap(),
[INFO] [stdout] 286 | |         )))))
[INFO] [stdout] 287 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::option::Option<etypes::Defined<'_>>, Void>
[INFO] [stdout]    --> src/substitute.rs:284:9
[INFO] [stdout]     |
[INFO] [stdout] 284 | /         Ok(Some(Defined::Handleable(Handleable::Var(Tyvar::Bound(
[INFO] [stdout] 285 | |             i.checked_add_signed(self.rbshift).unwrap(),
[INFO] [stdout] 286 | |         )))))
[INFO] [stdout]     | |_____________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::option::Option<etypes::Defined<'_>>, Void>
[INFO] [stdout]    --> src/substitute.rs:288:88
[INFO] [stdout]     |
[INFO] [stdout] 288 |       fn subst_evar(&self, _o: u32, _i: u32) -> Result<Option<Defined<'a>>, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________________________________^
[INFO] [stdout] 289 | |         Ok(None)
[INFO] [stdout] 290 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::option::Option<etypes::Defined<'_>>, Void>
[INFO] [stdout]    --> src/substitute.rs:289:9
[INFO] [stdout]     |
[INFO] [stdout] 289 |         Ok(None)
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::option::Option<etypes::Defined<'_>>, Void>
[INFO] [stdout]    --> src/substitute.rs:291:88
[INFO] [stdout]     |
[INFO] [stdout] 291 |       fn subst_uvar(&self, _o: u32, _i: u32) -> Result<Option<Defined<'a>>, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________________________________^
[INFO] [stdout] 292 | |         Ok(None)
[INFO] [stdout] 293 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::option::Option<etypes::Defined<'_>>, Void>
[INFO] [stdout]    --> src/substitute.rs:292:9
[INFO] [stdout]     |
[INFO] [stdout] 292 |         Ok(None)
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<etypes::Defined<'_>, Void>
[INFO] [stdout]    --> src/substitute.rs:391:25
[INFO] [stdout]     |
[INFO] [stdout] 391 |                 Ok(Some(rbsub.defined(&dt).not_void()))
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::option::Option<etypes::Defined<'_>>, Void>
[INFO] [stdout]    --> src/substitute.rs:531:71
[INFO] [stdout]     |
[INFO] [stdout] 531 |       fn subst_bvar(&self, i: u32) -> Result<Option<Defined<'a>>, Void> {
[INFO] [stdout]     |  _______________________________________________________________________^
[INFO] [stdout] 532 | |         let mk = |i| {
[INFO] [stdout] 533 | |             let fi = self.free_base + self.how_many - i - 1;
[INFO] [stdout] 534 | |             if self.is_universal {
[INFO] [stdout] ...   |
[INFO] [stdout] 544 | |         })
[INFO] [stdout] 545 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::option::Option<etypes::Defined<'_>>, Void>
[INFO] [stdout]    --> src/substitute.rs:540:9
[INFO] [stdout]     |
[INFO] [stdout] 540 | /         Ok(if i < self.how_many {
[INFO] [stdout] 541 | |             Some(Defined::Handleable(Handleable::Var(Tyvar::Free(mk(i)))))
[INFO] [stdout] 542 | |         } else {
[INFO] [stdout] 543 | |             None
[INFO] [stdout] 544 | |         })
[INFO] [stdout]     | |__________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::option::Option<etypes::Defined<'_>>, Void>
[INFO] [stdout]    --> src/substitute.rs:546:81
[INFO] [stdout]     |
[INFO] [stdout] 546 |       fn subst_evar(&self, _o: u32, _i: u32) -> Result<Option<Defined<'a>>, Void> {
[INFO] [stdout]     |  _________________________________________________________________________________^
[INFO] [stdout] 547 | |         Ok(None)
[INFO] [stdout] 548 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::option::Option<etypes::Defined<'_>>, Void>
[INFO] [stdout]    --> src/substitute.rs:547:9
[INFO] [stdout]     |
[INFO] [stdout] 547 |         Ok(None)
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::option::Option<etypes::Defined<'_>>, Void>
[INFO] [stdout]    --> src/substitute.rs:549:81
[INFO] [stdout]     |
[INFO] [stdout] 549 |       fn subst_uvar(&self, _o: u32, _i: u32) -> Result<Option<Defined<'a>>, Void> {
[INFO] [stdout]     |  _________________________________________________________________________________^
[INFO] [stdout] 550 | |         Ok(None)
[INFO] [stdout] 551 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::option::Option<etypes::Defined<'_>>, Void>
[INFO] [stdout]    --> src/substitute.rs:550:9
[INFO] [stdout]     |
[INFO] [stdout] 550 |         Ok(None)
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<BoundedTyvar<'_>, Void>
[INFO] [stdout]   --> src/tv.rs:94:25
[INFO] [stdout]    |
[INFO] [stdout] 94 |             let bound = sub.bounded_tyvar(&var).not_void();
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<BoundedTyvar<'_>, Void>
[INFO] [stdout]    --> src/tv.rs:113:25
[INFO] [stdout]     |
[INFO] [stdout] 113 |             let bound = sub.bounded_tyvar(&var).not_void();
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<etypes::Instance<'_>, Void>
[INFO] [stdout]    --> src/wf.rs:372:18
[INFO] [stdout]     |
[INFO] [stdout] 372 |         let it = subst.instance(&qit.unqualified).not_void();
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<ExternDecl<'_>, Void>
[INFO] [stdout]    --> src/wf.rs:392:23
[INFO] [stdout]     |
[INFO] [stdout] 392 |             .map(|ed| subst.extern_decl(ed).not_void())
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<QualifiedInstance<'_>, Void>
[INFO] [stdout]    --> src/wf.rs:394:18
[INFO] [stdout]     |
[INFO] [stdout] 394 |         let it = subst.qualified_instance(&ct.instance).not_void();
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<ExternDesc<'_>, Void>
[INFO] [stdout]    --> src/elaborate.rs:533:26
[INFO] [stdout]     |
[INFO] [stdout] 533 |                 let ed = sub.extern_desc(&ed).not_void();
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<ExternDesc<'_>, Void>
[INFO] [stdout]    --> src/elaborate.rs:631:26
[INFO] [stdout]     |
[INFO] [stdout] 631 |                 let ed = sub.extern_desc(&ed).not_void();
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<ExternDesc<'_>, Void>
[INFO] [stdout]    --> src/elaborate.rs:644:26
[INFO] [stdout]     |
[INFO] [stdout] 644 |                 let ed = sub.extern_desc(&ed).not_void();
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hyperlight-component-util` (lib test) due to 21 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::option::Option<etypes::Defined<'_>>, Void>
[INFO] [stdout]    --> src/substitute.rs:283:78
[INFO] [stdout]     |
[INFO] [stdout] 283 |       fn subst_bvar(&self, i: u32) -> Result<Option<Defined<'a>>, Self::Error> {
[INFO] [stdout]     |  ______________________________________________________________________________^
[INFO] [stdout] 284 | |         Ok(Some(Defined::Handleable(Handleable::Var(Tyvar::Bound(
[INFO] [stdout] 285 | |             i.checked_add_signed(self.rbshift).unwrap(),
[INFO] [stdout] 286 | |         )))))
[INFO] [stdout] 287 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::option::Option<etypes::Defined<'_>>, Void>
[INFO] [stdout]    --> src/substitute.rs:284:9
[INFO] [stdout]     |
[INFO] [stdout] 284 | /         Ok(Some(Defined::Handleable(Handleable::Var(Tyvar::Bound(
[INFO] [stdout] 285 | |             i.checked_add_signed(self.rbshift).unwrap(),
[INFO] [stdout] 286 | |         )))))
[INFO] [stdout]     | |_____________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::option::Option<etypes::Defined<'_>>, Void>
[INFO] [stdout]    --> src/substitute.rs:288:88
[INFO] [stdout]     |
[INFO] [stdout] 288 |       fn subst_evar(&self, _o: u32, _i: u32) -> Result<Option<Defined<'a>>, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________________________________^
[INFO] [stdout] 289 | |         Ok(None)
[INFO] [stdout] 290 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::option::Option<etypes::Defined<'_>>, Void>
[INFO] [stdout]    --> src/substitute.rs:289:9
[INFO] [stdout]     |
[INFO] [stdout] 289 |         Ok(None)
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::option::Option<etypes::Defined<'_>>, Void>
[INFO] [stdout]    --> src/substitute.rs:291:88
[INFO] [stdout]     |
[INFO] [stdout] 291 |       fn subst_uvar(&self, _o: u32, _i: u32) -> Result<Option<Defined<'a>>, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________________________________^
[INFO] [stdout] 292 | |         Ok(None)
[INFO] [stdout] 293 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::option::Option<etypes::Defined<'_>>, Void>
[INFO] [stdout]    --> src/substitute.rs:292:9
[INFO] [stdout]     |
[INFO] [stdout] 292 |         Ok(None)
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<etypes::Defined<'_>, Void>
[INFO] [stdout]    --> src/substitute.rs:391:25
[INFO] [stdout]     |
[INFO] [stdout] 391 |                 Ok(Some(rbsub.defined(&dt).not_void()))
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::option::Option<etypes::Defined<'_>>, Void>
[INFO] [stdout]    --> src/substitute.rs:531:71
[INFO] [stdout]     |
[INFO] [stdout] 531 |       fn subst_bvar(&self, i: u32) -> Result<Option<Defined<'a>>, Void> {
[INFO] [stdout]     |  _______________________________________________________________________^
[INFO] [stdout] 532 | |         let mk = |i| {
[INFO] [stdout] 533 | |             let fi = self.free_base + self.how_many - i - 1;
[INFO] [stdout] 534 | |             if self.is_universal {
[INFO] [stdout] ...   |
[INFO] [stdout] 544 | |         })
[INFO] [stdout] 545 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::option::Option<etypes::Defined<'_>>, Void>
[INFO] [stdout]    --> src/substitute.rs:540:9
[INFO] [stdout]     |
[INFO] [stdout] 540 | /         Ok(if i < self.how_many {
[INFO] [stdout] 541 | |             Some(Defined::Handleable(Handleable::Var(Tyvar::Free(mk(i)))))
[INFO] [stdout] 542 | |         } else {
[INFO] [stdout] 543 | |             None
[INFO] [stdout] 544 | |         })
[INFO] [stdout]     | |__________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::option::Option<etypes::Defined<'_>>, Void>
[INFO] [stdout]    --> src/substitute.rs:546:81
[INFO] [stdout]     |
[INFO] [stdout] 546 |       fn subst_evar(&self, _o: u32, _i: u32) -> Result<Option<Defined<'a>>, Void> {
[INFO] [stdout]     |  _________________________________________________________________________________^
[INFO] [stdout] 547 | |         Ok(None)
[INFO] [stdout] 548 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::option::Option<etypes::Defined<'_>>, Void>
[INFO] [stdout]    --> src/substitute.rs:547:9
[INFO] [stdout]     |
[INFO] [stdout] 547 |         Ok(None)
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::option::Option<etypes::Defined<'_>>, Void>
[INFO] [stdout]    --> src/substitute.rs:549:81
[INFO] [stdout]     |
[INFO] [stdout] 549 |       fn subst_uvar(&self, _o: u32, _i: u32) -> Result<Option<Defined<'a>>, Void> {
[INFO] [stdout]     |  _________________________________________________________________________________^
[INFO] [stdout] 550 | |         Ok(None)
[INFO] [stdout] 551 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::option::Option<etypes::Defined<'_>>, Void>
[INFO] [stdout]    --> src/substitute.rs:550:9
[INFO] [stdout]     |
[INFO] [stdout] 550 |         Ok(None)
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<BoundedTyvar<'_>, Void>
[INFO] [stdout]   --> src/tv.rs:94:25
[INFO] [stdout]    |
[INFO] [stdout] 94 |             let bound = sub.bounded_tyvar(&var).not_void();
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<BoundedTyvar<'_>, Void>
[INFO] [stdout]    --> src/tv.rs:113:25
[INFO] [stdout]     |
[INFO] [stdout] 113 |             let bound = sub.bounded_tyvar(&var).not_void();
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<etypes::Instance<'_>, Void>
[INFO] [stdout]    --> src/wf.rs:372:18
[INFO] [stdout]     |
[INFO] [stdout] 372 |         let it = subst.instance(&qit.unqualified).not_void();
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<ExternDecl<'_>, Void>
[INFO] [stdout]    --> src/wf.rs:392:23
[INFO] [stdout]     |
[INFO] [stdout] 392 |             .map(|ed| subst.extern_decl(ed).not_void())
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<QualifiedInstance<'_>, Void>
[INFO] [stdout]    --> src/wf.rs:394:18
[INFO] [stdout]     |
[INFO] [stdout] 394 |         let it = subst.qualified_instance(&ct.instance).not_void();
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hyperlight-component-util` (lib) due to 21 previous errors
[INFO] running `Command { std: "docker" "inspect" "832e98be72136a436489efd1f5cc5ff46b138eed308e829ae490c6339d3d0e16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "832e98be72136a436489efd1f5cc5ff46b138eed308e829ae490c6339d3d0e16", kill_on_drop: false }`
[INFO] [stdout] 832e98be72136a436489efd1f5cc5ff46b138eed308e829ae490c6339d3d0e16
