[INFO] cloning repository https://github.com/1tgr/simplejit-demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/1tgr/simplejit-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F1tgr%2Fsimplejit-demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F1tgr%2Fsimplejit-demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 750a1f628452d42836d0da5fc415fcef7750c045
[INFO] checking 1tgr/simplejit-demo against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F1tgr%2Fsimplejit-demo" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-2-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/1tgr/simplejit-demo
[INFO] finished tweaking git repo https://github.com/1tgr/simplejit-demo
[INFO] tweaked toml for git repo https://github.com/1tgr/simplejit-demo written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/1tgr/simplejit-demo 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 git repo https://github.com/1tgr/simplejit-demo 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 09471497f404bb433a11c7f7aa7beccb87dc0588c7071b4ca0a575c828caf8d2
[INFO] running `Command { std: "docker" "start" "-a" "09471497f404bb433a11c7f7aa7beccb87dc0588c7071b4ca0a575c828caf8d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "09471497f404bb433a11c7f7aa7beccb87dc0588c7071b4ca0a575c828caf8d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09471497f404bb433a11c7f7aa7beccb87dc0588c7071b4ca0a575c828caf8d2", kill_on_drop: false }`
[INFO] [stdout] 09471497f404bb433a11c7f7aa7beccb87dc0588c7071b4ca0a575c828caf8d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 6a37cc27e290e725f28f7996660624825b5a6f2cdf64d033d436339a7ab2a193
[INFO] running `Command { std: "docker" "start" "-a" "6a37cc27e290e725f28f7996660624825b5a6f2cdf64d033d436339a7ab2a193", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking smallvec v1.4.2
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling const_fn v0.4.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling crossbeam-utils v0.8.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.68.0 (https://github.com/1tgr/wasmtime?branch=main#0bd0f643)
[INFO] [stderr]    Compiling cranelift-entity v0.68.0 (https://github.com/1tgr/wasmtime?branch=main#0bd0f643)
[INFO] [stderr]    Compiling target-lexicon v0.11.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.68.0 (https://github.com/1tgr/wasmtime?branch=main#0bd0f643)
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking cranelift-bforest v0.68.0 (https://github.com/1tgr/wasmtime?branch=main#0bd0f643)
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking regalloc v0.0.31
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling cc v1.0.62
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling anyhow v1.0.34
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking crossbeam-epoch v0.9.0
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking instant v0.1.8
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling raw-cpuid v8.1.2
[INFO] [stderr]    Compiling unicode-segmentation v1.7.0
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]     Checking bitmaps v2.1.0
[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]    Compiling im-rc v15.0.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking lock_api v0.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking oorandom v11.1.2
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]    Compiling peg-runtime v0.6.3
[INFO] [stderr]     Checking rand_xoshiro v0.4.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking parking_lot v0.11.0
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]    Compiling peg-macros v0.6.3
[INFO] [stderr]     Checking bstr v0.2.14
[INFO] [stderr]     Checking sized-chunks v0.6.2
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking region v2.2.0
[INFO] [stderr]     Checking errno v0.2.7
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking half v1.6.0
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking csv v1.1.4
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stderr]     Checking plotters v0.2.15
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking peg v0.6.3
[INFO] [stderr]     Checking object-pool v0.5.3
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling salsa-macros v0.16.0 (https://github.com/1tgr/salsa#aef53642)
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]    Compiling cranelift-codegen v0.68.0 (https://github.com/1tgr/wasmtime?branch=main#0bd0f643)
[INFO] [stderr]     Checking salsa v0.16.0 (https://github.com/1tgr/salsa#aef53642)
[INFO] [stderr]     Checking thiserror v1.0.22
[INFO] [stderr]     Checking criterion v0.3.3
[INFO] [stderr]     Checking cranelift-frontend v0.68.0 (https://github.com/1tgr/wasmtime?branch=main#0bd0f643)
[INFO] [stderr]     Checking cranelift-module v0.68.0 (https://github.com/1tgr/wasmtime?branch=main#0bd0f643)
[INFO] [stderr]     Checking cranelift-native v0.68.0 (https://github.com/1tgr/wasmtime?branch=main#0bd0f643)
[INFO] [stderr]     Checking cranelift-simplejit v0.68.0 (https://github.com/1tgr/wasmtime?branch=main#0bd0f643)
[INFO] [stderr]     Checking cranelift v0.68.0 (https://github.com/1tgr/wasmtime?branch=main#0bd0f643)
[INFO] [stderr]     Checking simplejit-demo v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `filter_map` and `flat_map` are never used
[INFO] [stdout]    --> src/lib.rs:115:8
[INFO] [stdout]     |
[INFO] [stdout] 111 | trait VecMapExt<T, U>: Sized {
[INFO] [stdout]     |       --------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 115 |     fn filter_map<F: FnMut(T) -> Option<U>>(self, f: F) -> Self::Output;
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 116 |     fn flat_map<I: IntoIterator<Item = U>, F: FnMut(T) -> I>(self, f: F) -> Self::Output;
[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 `filter_map` and `flat_map` are never used
[INFO] [stdout]    --> src/lib.rs:115:8
[INFO] [stdout]     |
[INFO] [stdout] 111 | trait VecMapExt<T, U>: Sized {
[INFO] [stdout]     |       --------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 115 |     fn filter_map<F: FnMut(T) -> Option<U>>(self, f: F) -> Self::Output;
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 116 |     fn flat_map<I: IntoIterator<Item = U>, F: FnMut(T) -> I>(self, f: F) -> Self::Output;
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<std::result::Result<Infallible, Infallible>, expr::ExprId>
[INFO] [stdout]   --> src/lower.rs:33:16
[INFO] [stdout]    |
[INFO] [stdout] 33 |       let body = LowerExprTransform {
[INFO] [stdout]    |  ________________^
[INFO] [stdout] 34 | |         db,
[INFO] [stdout] 35 | |         env,
[INFO] [stdout] 36 | |         envs: &mut envs,
[INFO] [stdout] ...  |
[INFO] [stdout] 39 | |     .transform_expr(body)?;
[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<expr::ExprId, Infallible>
[INFO] [stdout]   --> src/lower.rs:33:16
[INFO] [stdout]    |
[INFO] [stdout] 33 |       let body = LowerExprTransform {
[INFO] [stdout]    |  ________________^
[INFO] [stdout] 34 | |         db,
[INFO] [stdout] 35 | |         env,
[INFO] [stdout] 36 | |         envs: &mut envs,
[INFO] [stdout] ...  |
[INFO] [stdout] 39 | |     .transform_expr(body)?;
[INFO] [stdout]    | |_________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<expr::Scope, Infallible>
[INFO] [stdout]    --> src/lower.rs:76:144
[INFO] [stdout]     |
[INFO] [stdout]  76 |       fn make_scope(&mut self, mut env: Env, decl_name: IdentId, decl_expr: ExprId, mut stmts: Vec<ExprId>) -> result::Result<Scope, Infallible> {
[INFO] [stdout]     |  ________________________________________________________________________________________________________________________________________________^
[INFO] [stdout]  77 | |         let scope_env = EnvId::from(NonZeroU32::new(*self.index).unwrap());
[INFO] [stdout]  78 | |         *self.index += 1;
[INFO] [stdout] ...   |
[INFO] [stdout]  99 | |         })
[INFO] [stdout] 100 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<std::result::Result<Infallible, Infallible>, expr::ExprId>
[INFO] [stdout]   --> src/lower.rs:80:25
[INFO] [stdout]    |
[INFO] [stdout] 80 |         let decl_expr = self.transform_expr(decl_expr)?;
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<expr::ExprId, Infallible>
[INFO] [stdout]   --> src/lower.rs:80:25
[INFO] [stdout]    |
[INFO] [stdout] 80 |         let decl_expr = self.transform_expr(decl_expr)?;
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<expr::Scope, Infallible>
[INFO] [stdout]   --> src/lower.rs:80:25
[INFO] [stdout]    |
[INFO] [stdout] 80 |         let decl_expr = self.transform_expr(decl_expr)?;
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<expr::Scope, Infallible>
[INFO] [stdout]   --> src/lower.rs:84:9
[INFO] [stdout]    |
[INFO] [stdout] 84 | /         LowerExprTransform {
[INFO] [stdout] 85 | |             db: self.db,
[INFO] [stdout] 86 | |             env: scope_env,
[INFO] [stdout] 87 | |             envs: self.envs,
[INFO] [stdout] ...  |
[INFO] [stdout] 90 | |         .transform_stmts(&mut stmts)?;
[INFO] [stdout]    | |_____________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<expr::Scope, Infallible>
[INFO] [stdout]   --> src/lower.rs:94:9
[INFO] [stdout]    |
[INFO] [stdout] 94 | /         Ok(Scope {
[INFO] [stdout] 95 | |             scope_env,
[INFO] [stdout] 96 | |             decl_name,
[INFO] [stdout] 97 | |             decl_expr,
[INFO] [stdout] 98 | |             body,
[INFO] [stdout] 99 | |         })
[INFO] [stdout]    | |__________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<std::result::Result<Infallible, Infallible>, expr::Scope>
[INFO] [stdout]    --> src/lower.rs:113:37
[INFO] [stdout]     |
[INFO] [stdout] 113 |                         let scope = self.make_scope(env, name, decl_expr, body)?;
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<expr::Scope, Infallible>
[INFO] [stdout]    --> src/lower.rs:113:37
[INFO] [stdout]     |
[INFO] [stdout] 113 |                         let scope = self.make_scope(env, name, decl_expr, body)?;
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<std::result::Result<Infallible, Infallible>, expr::ExprId>
[INFO] [stdout]    --> src/lower.rs:120:25
[INFO] [stdout]     |
[INFO] [stdout] 120 |             *expr_mut = self.transform_expr(*expr_mut)?;
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<expr::ExprId, Infallible>
[INFO] [stdout]    --> src/lower.rs:120:25
[INFO] [stdout]     |
[INFO] [stdout] 120 |             *expr_mut = self.transform_expr(*expr_mut)?;
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<expr::Expr, Infallible>
[INFO] [stdout]    --> src/lower.rs:143:106
[INFO] [stdout]     |
[INFO] [stdout] 143 |       fn transform_block(&mut self, _expr_id: ExprId, mut expr: Block) -> result::Result<Expr, Infallible> {
[INFO] [stdout]     |  __________________________________________________________________________________________________________^
[INFO] [stdout] 144 | |         self.transform_stmts(&mut expr.stmts)?;
[INFO] [stdout] 145 | |         Ok(Expr::Block(expr))
[INFO] [stdout] 146 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<expr::Expr, Infallible>
[INFO] [stdout]    --> src/lower.rs:144:9
[INFO] [stdout]     |
[INFO] [stdout] 144 |         self.transform_stmts(&mut expr.stmts)?;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<expr::Expr, Infallible>
[INFO] [stdout]    --> src/lower.rs:145:9
[INFO] [stdout]     |
[INFO] [stdout] 145 |         Ok(Expr::Block(expr))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<expr::Expr, Infallible>
[INFO] [stdout]    --> src/lower.rs:148:104
[INFO] [stdout]     |
[INFO] [stdout] 148 |       fn transform_call(&mut self, _expr_id: ExprId, mut expr: Call) -> result::Result<Expr, Infallible> {
[INFO] [stdout]     |  ________________________________________________________________________________________________________^
[INFO] [stdout] 149 | |         expr.env = Some(self.env);
[INFO] [stdout] 150 | |         expr.transform(self)
[INFO] [stdout] 151 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<expr::Expr, Infallible>
[INFO] [stdout]    --> src/lower.rs:150:9
[INFO] [stdout]     |
[INFO] [stdout] 150 |         expr.transform(self)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<expr::Expr, Infallible>
[INFO] [stdout]    --> src/lower.rs:153:116
[INFO] [stdout]     |
[INFO] [stdout] 153 |       fn transform_identifier(&mut self, _expr_id: ExprId, mut expr: Identifier) -> result::Result<Expr, Infallible> {
[INFO] [stdout]     |  ____________________________________________________________________________________________________________________^
[INFO] [stdout] 154 | |         expr.env = Some(self.env);
[INFO] [stdout] 155 | |         expr.transform(self)
[INFO] [stdout] 156 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<expr::Expr, Infallible>
[INFO] [stdout]    --> src/lower.rs:155:9
[INFO] [stdout]     |
[INFO] [stdout] 155 |         expr.transform(self)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<std::result::Result<Infallible, Infallible>, expr::ExprId>
[INFO] [stdout]   --> src/lower.rs:33:16
[INFO] [stdout]    |
[INFO] [stdout] 33 |       let body = LowerExprTransform {
[INFO] [stdout]    |  ________________^
[INFO] [stdout] 34 | |         db,
[INFO] [stdout] 35 | |         env,
[INFO] [stdout] 36 | |         envs: &mut envs,
[INFO] [stdout] ...  |
[INFO] [stdout] 39 | |     .transform_expr(body)?;
[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<expr::ExprId, Infallible>
[INFO] [stdout]   --> src/lower.rs:33:16
[INFO] [stdout]    |
[INFO] [stdout] 33 |       let body = LowerExprTransform {
[INFO] [stdout]    |  ________________^
[INFO] [stdout] 34 | |         db,
[INFO] [stdout] 35 | |         env,
[INFO] [stdout] 36 | |         envs: &mut envs,
[INFO] [stdout] ...  |
[INFO] [stdout] 39 | |     .transform_expr(body)?;
[INFO] [stdout]    | |_________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<expr::Scope, Infallible>
[INFO] [stdout]    --> src/lower.rs:76:144
[INFO] [stdout]     |
[INFO] [stdout]  76 |       fn make_scope(&mut self, mut env: Env, decl_name: IdentId, decl_expr: ExprId, mut stmts: Vec<ExprId>) -> result::Result<Scope, Infallible> {
[INFO] [stdout]     |  ________________________________________________________________________________________________________________________________________________^
[INFO] [stdout]  77 | |         let scope_env = EnvId::from(NonZeroU32::new(*self.index).unwrap());
[INFO] [stdout]  78 | |         *self.index += 1;
[INFO] [stdout] ...   |
[INFO] [stdout]  99 | |         })
[INFO] [stdout] 100 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<std::result::Result<Infallible, Infallible>, expr::ExprId>
[INFO] [stdout]   --> src/lower.rs:80:25
[INFO] [stdout]    |
[INFO] [stdout] 80 |         let decl_expr = self.transform_expr(decl_expr)?;
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<expr::ExprId, Infallible>
[INFO] [stdout]   --> src/lower.rs:80:25
[INFO] [stdout]    |
[INFO] [stdout] 80 |         let decl_expr = self.transform_expr(decl_expr)?;
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<expr::Scope, Infallible>
[INFO] [stdout]   --> src/lower.rs:80:25
[INFO] [stdout]    |
[INFO] [stdout] 80 |         let decl_expr = self.transform_expr(decl_expr)?;
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<expr::Scope, Infallible>
[INFO] [stdout]   --> src/lower.rs:84:9
[INFO] [stdout]    |
[INFO] [stdout] 84 | /         LowerExprTransform {
[INFO] [stdout] 85 | |             db: self.db,
[INFO] [stdout] 86 | |             env: scope_env,
[INFO] [stdout] 87 | |             envs: self.envs,
[INFO] [stdout] ...  |
[INFO] [stdout] 90 | |         .transform_stmts(&mut stmts)?;
[INFO] [stdout]    | |_____________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<expr::Scope, Infallible>
[INFO] [stdout]   --> src/lower.rs:94:9
[INFO] [stdout]    |
[INFO] [stdout] 94 | /         Ok(Scope {
[INFO] [stdout] 95 | |             scope_env,
[INFO] [stdout] 96 | |             decl_name,
[INFO] [stdout] 97 | |             decl_expr,
[INFO] [stdout] 98 | |             body,
[INFO] [stdout] 99 | |         })
[INFO] [stdout]    | |__________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<std::result::Result<Infallible, Infallible>, expr::Scope>
[INFO] [stdout]    --> src/lower.rs:113:37
[INFO] [stdout]     |
[INFO] [stdout] 113 |                         let scope = self.make_scope(env, name, decl_expr, body)?;
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<expr::Scope, Infallible>
[INFO] [stdout]    --> src/lower.rs:113:37
[INFO] [stdout]     |
[INFO] [stdout] 113 |                         let scope = self.make_scope(env, name, decl_expr, body)?;
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<std::result::Result<Infallible, Infallible>, expr::ExprId>
[INFO] [stdout]    --> src/lower.rs:120:25
[INFO] [stdout]     |
[INFO] [stdout] 120 |             *expr_mut = self.transform_expr(*expr_mut)?;
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<expr::ExprId, Infallible>
[INFO] [stdout]    --> src/lower.rs:120:25
[INFO] [stdout]     |
[INFO] [stdout] 120 |             *expr_mut = self.transform_expr(*expr_mut)?;
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<expr::Expr, Infallible>
[INFO] [stdout]    --> src/lower.rs:143:106
[INFO] [stdout]     |
[INFO] [stdout] 143 |       fn transform_block(&mut self, _expr_id: ExprId, mut expr: Block) -> result::Result<Expr, Infallible> {
[INFO] [stdout]     |  __________________________________________________________________________________________________________^
[INFO] [stdout] 144 | |         self.transform_stmts(&mut expr.stmts)?;
[INFO] [stdout] 145 | |         Ok(Expr::Block(expr))
[INFO] [stdout] 146 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<expr::Expr, Infallible>
[INFO] [stdout]    --> src/lower.rs:144:9
[INFO] [stdout]     |
[INFO] [stdout] 144 |         self.transform_stmts(&mut expr.stmts)?;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<expr::Expr, Infallible>
[INFO] [stdout]    --> src/lower.rs:145:9
[INFO] [stdout]     |
[INFO] [stdout] 145 |         Ok(Expr::Block(expr))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<expr::Expr, Infallible>
[INFO] [stdout]    --> src/lower.rs:148:104
[INFO] [stdout]     |
[INFO] [stdout] 148 |       fn transform_call(&mut self, _expr_id: ExprId, mut expr: Call) -> result::Result<Expr, Infallible> {
[INFO] [stdout]     |  ________________________________________________________________________________________________________^
[INFO] [stdout] 149 | |         expr.env = Some(self.env);
[INFO] [stdout] 150 | |         expr.transform(self)
[INFO] [stdout] 151 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<expr::Expr, Infallible>
[INFO] [stdout]    --> src/lower.rs:150:9
[INFO] [stdout]     |
[INFO] [stdout] 150 |         expr.transform(self)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<expr::Expr, Infallible>
[INFO] [stdout]    --> src/lower.rs:153:116
[INFO] [stdout]     |
[INFO] [stdout] 153 |       fn transform_identifier(&mut self, _expr_id: ExprId, mut expr: Identifier) -> result::Result<Expr, Infallible> {
[INFO] [stdout]     |  ____________________________________________________________________________________________________________________^
[INFO] [stdout] 154 | |         expr.env = Some(self.env);
[INFO] [stdout] 155 | |         expr.transform(self)
[INFO] [stdout] 156 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<expr::Expr, Infallible>
[INFO] [stdout]    --> src/lower.rs:155:9
[INFO] [stdout]     |
[INFO] [stdout] 155 |         expr.transform(self)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `simplejit-demo` (lib) due to 19 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `simplejit-demo` (lib test) due to 19 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "6a37cc27e290e725f28f7996660624825b5a6f2cdf64d033d436339a7ab2a193", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a37cc27e290e725f28f7996660624825b5a6f2cdf64d033d436339a7ab2a193", kill_on_drop: false }`
[INFO] [stdout] 6a37cc27e290e725f28f7996660624825b5a6f2cdf64d033d436339a7ab2a193
