[INFO] cloning repository https://github.com/slowlime/shift
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/slowlime/shift" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslowlime%2Fshift", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslowlime%2Fshift'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9e43e9f0e2b830e6141e30a9c1c79823f00adb08
[INFO] checking slowlime/shift against try#6713fa75964eb229409a9c6f6f5c418423e313ff for pr-133502-22
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslowlime%2Fshift" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/slowlime/shift
[INFO] finished tweaking git repo https://github.com/slowlime/shift
[INFO] tweaked toml for git repo https://github.com/slowlime/shift written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/slowlime/shift on toolchain 6713fa75964eb229409a9c6f6f5c418423e313ff
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6713fa75964eb229409a9c6f6f5c418423e313ff" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/slowlime/shift 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" "+6713fa75964eb229409a9c6f6f5c418423e313ff" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nom_locate v4.2.0
[INFO] [stderr]   Downloaded brownstone v3.0.0
[INFO] [stderr]   Downloaded indent_write v2.2.0
[INFO] [stderr]   Downloaded nom-supreme v0.8.0
[INFO] [stderr]   Downloaded joinery v2.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+6713fa75964eb229409a9c6f6f5c418423e313ff" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dbff33b1e3159aa0a9ba976916214ed34710756c8dc0b8ae9b304c050c97f3dd
[INFO] running `Command { std: "docker" "start" "-a" "dbff33b1e3159aa0a9ba976916214ed34710756c8dc0b8ae9b304c050c97f3dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dbff33b1e3159aa0a9ba976916214ed34710756c8dc0b8ae9b304c050c97f3dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbff33b1e3159aa0a9ba976916214ed34710756c8dc0b8ae9b304c050c97f3dd", kill_on_drop: false }`
[INFO] [stdout] dbff33b1e3159aa0a9ba976916214ed34710756c8dc0b8ae9b304c050c97f3dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+6713fa75964eb229409a9c6f6f5c418423e313ff" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8dc655fca4fc587c5b611be3063a48167798cace32e036ea6eeae5a2ffe938f4
[INFO] running `Command { std: "docker" "start" "-a" "8dc655fca4fc587c5b611be3063a48167798cace32e036ea6eeae5a2ffe938f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]     Checking clap_lex v0.7.4
[INFO] [stderr]     Checking joinery v2.1.0
[INFO] [stderr]    Compiling slotmap v1.0.7
[INFO] [stderr]     Checking brownstone v3.0.0
[INFO] [stderr]     Checking indent_write v2.2.0
[INFO] [stderr]     Checking bytecount v0.6.8
[INFO] [stderr]     Checking anstream v0.6.18
[INFO] [stderr]     Checking clap_builder v4.5.23
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]     Checking nom_locate v4.2.0
[INFO] [stderr]     Checking nom-supreme v0.8.0
[INFO] [stderr]    Compiling clap_derive v4.5.18
[INFO] [stderr]    Compiling derive_more-impl v1.0.0
[INFO] [stderr]     Checking clap v4.5.23
[INFO] [stderr]     Checking derive_more v1.0.0
[INFO] [stderr]     Checking shift v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `source` is never used
[INFO] [stdout]   --> src/ast.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 33 | impl<'a> Loc<'a> {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] 34 |     pub fn source(&self) -> &'a str {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `as_const_mut`, `as_enum_mut`, `as_var`, `as_var_mut`, and `as_trans_mut` are never used
[INFO] [stdout]    --> src/ast.rs:109:12
[INFO] [stdout]     |
[INFO] [stdout]  71 | impl<'a> Decl<'a> {
[INFO] [stdout]     | ----------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 109 |     pub fn as_const_mut(&mut self) -> &mut DeclConst<'a> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 123 |     pub fn as_enum_mut(&mut self) -> &mut DeclEnum<'a> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 130 |     pub fn as_var(&self) -> &DeclVar<'a> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 137 |     pub fn as_var_mut(&mut self) -> &mut DeclVar<'a> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 151 |     pub fn as_trans_mut(&mut self) -> &mut DeclTrans<'a> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]     --> src/ast.rs:1408:9
[INFO] [stdout]      |
[INFO] [stdout] 1405 | pub struct ExprFunc<'a> {
[INFO] [stdout]      |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 1408 |     pub name: Name<'a>,
[INFO] [stdout]      |         ^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `ExprFunc` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `as_str` is never used
[INFO] [stdout]     --> src/ast.rs:1446:12
[INFO] [stdout]      |
[INFO] [stdout] 1445 | impl Builtin {
[INFO] [stdout]      | ------------ method in this implementation
[INFO] [stdout] 1446 |     pub fn as_str(self) -> &'static str {
[INFO] [stdout]      |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `visit_decl` is never used
[INFO] [stdout]    --> src/ast/visit.rs:216:9
[INFO] [stdout]     |
[INFO] [stdout] 210 |     trait DeclVisitor: StmtVisitor<'a, 'b>;
[INFO] [stdout]     |           ----------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 216 |         visit_decl(decl: super::Decl<'a>);
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `define_visitor` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `visit_decl` is never used
[INFO] [stdout]    --> src/ast/visit.rs:216:9
[INFO] [stdout]     |
[INFO] [stdout] 211 |     trait DeclVisitorMut: StmtVisitorMut<'a, 'b>;
[INFO] [stdout]     |           -------------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 216 |         visit_decl(decl: super::Decl<'a>);
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `define_visitor` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Warn` is never constructed
[INFO] [stdout]   --> src/diag.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub enum Level {
[INFO] [stdout]    |          ----- variant in this enum
[INFO] [stdout] 21 |     Warn,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Level` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `warn` and `warn_at` are never used
[INFO] [stdout]   --> src/diag.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub trait DiagCtx {
[INFO] [stdout]    |           ------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 28 |     fn warn(&mut self, message: String) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |     fn warn_at(&mut self, loc: Loc, message: String) {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/sema.rs:62:14
[INFO] [stdout]    |
[INFO] [stdout] 62 |     ConstFor(StmtId),
[INFO] [stdout]    |     -------- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BindingKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 62 -     ConstFor(StmtId),
[INFO] [stdout] 62 +     ConstFor(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `display_ty` is never used
[INFO] [stdout]    --> src/smv.rs:125:12
[INFO] [stdout]     |
[INFO] [stdout]  46 | impl<'a> Smv<'a> {
[INFO] [stdout]     | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 125 |     pub fn display_ty(&self, ty_id: SmvTyId) -> impl Display + '_ {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Int` is never constructed
[INFO] [stdout]    --> src/smv.rs:297:5
[INFO] [stdout]     |
[INFO] [stdout] 295 | pub enum SmvVariant {
[INFO] [stdout]     |          ---------- variant in this enum
[INFO] [stdout] 296 |     #[display("{_0}")]
[INFO] [stdout] 297 |     Int(i64),
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `SmvVariant` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Read` and `Write` are never constructed
[INFO] [stdout]    --> src/smv.rs:382:5
[INFO] [stdout]     |
[INFO] [stdout] 379 | pub enum SmvFunc {
[INFO] [stdout]     |          ------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 382 |     Read,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 383 |     Write,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `SmvFunc` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Implies` is never constructed
[INFO] [stdout]    --> src/smv.rs:403:5
[INFO] [stdout]     |
[INFO] [stdout] 395 | pub enum SmvBinOp {
[INFO] [stdout]     |          -------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 403 |     Implies,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `SmvBinOp` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `source` is never used
[INFO] [stdout]   --> src/ast.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 33 | impl<'a> Loc<'a> {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] 34 |     pub fn source(&self) -> &'a str {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `as_const_mut`, `as_enum_mut`, `as_var`, `as_var_mut`, and `as_trans_mut` are never used
[INFO] [stdout]    --> src/ast.rs:109:12
[INFO] [stdout]     |
[INFO] [stdout]  71 | impl<'a> Decl<'a> {
[INFO] [stdout]     | ----------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 109 |     pub fn as_const_mut(&mut self) -> &mut DeclConst<'a> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 123 |     pub fn as_enum_mut(&mut self) -> &mut DeclEnum<'a> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 130 |     pub fn as_var(&self) -> &DeclVar<'a> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 137 |     pub fn as_var_mut(&mut self) -> &mut DeclVar<'a> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 151 |     pub fn as_trans_mut(&mut self) -> &mut DeclTrans<'a> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]     --> src/ast.rs:1408:9
[INFO] [stdout]      |
[INFO] [stdout] 1405 | pub struct ExprFunc<'a> {
[INFO] [stdout]      |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 1408 |     pub name: Name<'a>,
[INFO] [stdout]      |         ^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `ExprFunc` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `as_str` is never used
[INFO] [stdout]     --> src/ast.rs:1446:12
[INFO] [stdout]      |
[INFO] [stdout] 1445 | impl Builtin {
[INFO] [stdout]      | ------------ method in this implementation
[INFO] [stdout] 1446 |     pub fn as_str(self) -> &'static str {
[INFO] [stdout]      |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `visit_decl` is never used
[INFO] [stdout]    --> src/ast/visit.rs:216:9
[INFO] [stdout]     |
[INFO] [stdout] 210 |     trait DeclVisitor: StmtVisitor<'a, 'b>;
[INFO] [stdout]     |           ----------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 216 |         visit_decl(decl: super::Decl<'a>);
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `define_visitor` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `visit_decl` is never used
[INFO] [stdout]    --> src/ast/visit.rs:216:9
[INFO] [stdout]     |
[INFO] [stdout] 211 |     trait DeclVisitorMut: StmtVisitorMut<'a, 'b>;
[INFO] [stdout]     |           -------------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 216 |         visit_decl(decl: super::Decl<'a>);
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `define_visitor` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Warn` is never constructed
[INFO] [stdout]   --> src/diag.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub enum Level {
[INFO] [stdout]    |          ----- variant in this enum
[INFO] [stdout] 21 |     Warn,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Level` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `warn` and `warn_at` are never used
[INFO] [stdout]   --> src/diag.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub trait DiagCtx {
[INFO] [stdout]    |           ------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 28 |     fn warn(&mut self, message: String) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |     fn warn_at(&mut self, loc: Loc, message: String) {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/sema.rs:62:14
[INFO] [stdout]    |
[INFO] [stdout] 62 |     ConstFor(StmtId),
[INFO] [stdout]    |     -------- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BindingKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 62 -     ConstFor(StmtId),
[INFO] [stdout] 62 +     ConstFor(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `display_ty` is never used
[INFO] [stdout]    --> src/smv.rs:125:12
[INFO] [stdout]     |
[INFO] [stdout]  46 | impl<'a> Smv<'a> {
[INFO] [stdout]     | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 125 |     pub fn display_ty(&self, ty_id: SmvTyId) -> impl Display + '_ {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Int` is never constructed
[INFO] [stdout]    --> src/smv.rs:297:5
[INFO] [stdout]     |
[INFO] [stdout] 295 | pub enum SmvVariant {
[INFO] [stdout]     |          ---------- variant in this enum
[INFO] [stdout] 296 |     #[display("{_0}")]
[INFO] [stdout] 297 |     Int(i64),
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `SmvVariant` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Read` and `Write` are never constructed
[INFO] [stdout]    --> src/smv.rs:382:5
[INFO] [stdout]     |
[INFO] [stdout] 379 | pub enum SmvFunc {
[INFO] [stdout]     |          ------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 382 |     Read,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 383 |     Write,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `SmvFunc` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Implies` is never constructed
[INFO] [stdout]    --> src/smv.rs:403:5
[INFO] [stdout]     |
[INFO] [stdout] 395 | pub enum SmvBinOp {
[INFO] [stdout]     |          -------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 403 |     Implies,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `SmvBinOp` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.33s
[INFO] running `Command { std: "docker" "inspect" "8dc655fca4fc587c5b611be3063a48167798cace32e036ea6eeae5a2ffe938f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8dc655fca4fc587c5b611be3063a48167798cace32e036ea6eeae5a2ffe938f4", kill_on_drop: false }`
[INFO] [stdout] 8dc655fca4fc587c5b611be3063a48167798cace32e036ea6eeae5a2ffe938f4
