[INFO] cloning repository https://github.com/luna-spirito/dentrado
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/luna-spirito/dentrado" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluna-spirito%2Fdentrado", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluna-spirito%2Fdentrado'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8a6850cb946e79305acf447f7e654c81f5b010f3
[INFO] checking luna-spirito/dentrado against try#012cd62c9add58ab3910e44c137d87db3ab70f61 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluna-spirito%2Fdentrado" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/luna-spirito/dentrado
[INFO] finished tweaking git repo https://github.com/luna-spirito/dentrado
[INFO] tweaked toml for git repo https://github.com/luna-spirito/dentrado written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/luna-spirito/dentrado on toolchain 012cd62c9add58ab3910e44c137d87db3ab70f61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/luna-spirito/dentrado 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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 441506d467a2c8a2e4f0bd376ab7a00d7e6fe1aa11de29c0ebc4ef98491090f0
[INFO] running `Command { std: "docker" "start" "-a" "441506d467a2c8a2e4f0bd376ab7a00d7e6fe1aa11de29c0ebc4ef98491090f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "441506d467a2c8a2e4f0bd376ab7a00d7e6fe1aa11de29c0ebc4ef98491090f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "441506d467a2c8a2e4f0bd376ab7a00d7e6fe1aa11de29c0ebc4ef98491090f0", kill_on_drop: false }`
[INFO] [stdout] 441506d467a2c8a2e4f0bd376ab7a00d7e6fe1aa11de29c0ebc4ef98491090f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 39cd9d5f8bd5394a759db66938e53368552493e3919462eed41733a7976b5a4c
[INFO] running `Command { std: "docker" "start" "-a" "39cd9d5f8bd5394a759db66938e53368552493e3919462eed41733a7976b5a4c", kill_on_drop: false }`
[INFO] [stderr]     Checking dentrado v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `unsized_fn_params` is internal to the compiler or standard library
[INFO] [stdout]  --> src/main.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(unsized_fn_params)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: using it is strongly discouraged
[INFO] [stdout]   = note: `#[warn(internal_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ManuallyDrop`, `any::Any`, and `slice`
[INFO] [stdout]   --> src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     any::Any,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 16 |     marker::PhantomData,
[INFO] [stdout] 17 |     mem::{self, ManuallyDrop, size_of, size_of_val_raw},
[INFO] [stdout]    |                 ^^^^^^^^^^^^
[INFO] [stdout] 18 |     ptr::{self, Pointee, copy_nonoverlapping, drop_in_place},
[INFO] [stdout] 19 |     slice,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `vec_into_raw_parts` has been stable since 1.93.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(vec_into_raw_parts)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `layout_for` and `new` are never used
[INFO] [stdout]   --> src/main.rs:36:14
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl<T: ?Sized> Arc<T> {
[INFO] [stdout]    | ---------------------- associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 36 |     const fn layout_for(val: &T) -> (usize, usize, Layout) {
[INFO] [stdout]    |              ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 66 |     fn new(val: Box<T>) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Bits8`, `Bits16`, `Bits32`, `Bits64`, and `BitsInf` are never constructed
[INFO] [stdout]    --> src/main.rs:146:5
[INFO] [stdout]     |
[INFO] [stdout] 145 | enum Bits {
[INFO] [stdout]     |      ---- variants in this enum
[INFO] [stdout] 146 |     Bits8,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 147 |     Bits16,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 148 |     Bits32,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 149 |     Bits64,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 150 |     BitsInf,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Bits` 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: multiple variants are never constructed
[INFO] [stdout]    --> src/main.rs:161:5
[INFO] [stdout]     |
[INFO] [stdout] 160 | enum BuiltinT {
[INFO] [stdout]     |      -------- variants in this enum
[INFO] [stdout] 161 |     Tag,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 162 |     Row,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 163 |     Record,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 164 |     List,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 165 |     Bool,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 166 |     TypePlus,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 167 |     Eq,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 168 |     Refl,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 169 |     RecordGet,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 170 |     RecordKeepFields,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 171 |     RecordDropFields,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 172 |     ListLength,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 173 |     ListIndexL,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 174 |     NatFold,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 175 |     If,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 176 |     IntGte0,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 177 |     IntEq,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 178 |     IntNeq,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 179 |     TagEq,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 180 |     W,
[INFO] [stdout]     |     ^
[INFO] [stdout] 181 |     Wrap,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 182 |     Unwrap,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 183 |     Never,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 184 |     Any,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 185 |     Add(NumDesc),
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 186 |     Sub(NumDesc),
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 187 |     Num(NumDesc),
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 188 |     IntNeg,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `BuiltinT` 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: multiple variants are never constructed
[INFO] [stdout]    --> src/main.rs:196:5
[INFO] [stdout]     |
[INFO] [stdout] 195 | enum Value {
[INFO] [stdout]     |      ----- variants in this enum
[INFO] [stdout] 196 |     NumLit(i64),
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 197 |     TagLit(Tag),
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 198 |     BoolLit(bool),
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 199 |     ListLit(Option<Arc<[Value]>>),
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 200 |     RecordLit(Option<Arc<[(u64, Arc<Value>)]>>),
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 201 |     Lambda(InstrPtr),
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 202 |     Closure(Arc<Closure>),
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 203 |     BuiltinsVar,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 204 |     Builtin(BuiltinT),
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 205 |     Panic,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Value` 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: feature `box_vec_non_null` is declared but not used
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(box_vec_non_null)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: feature `forget_unsized` is declared but not used
[INFO] [stdout]  --> src/main.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(forget_unsized)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `unsized_fn_params` is internal to the compiler or standard library
[INFO] [stdout]  --> src/main.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(unsized_fn_params)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: using it is strongly discouraged
[INFO] [stdout]   = note: `#[warn(internal_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ManuallyDrop`, `any::Any`, and `slice`
[INFO] [stdout]   --> src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     any::Any,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 16 |     marker::PhantomData,
[INFO] [stdout] 17 |     mem::{self, ManuallyDrop, size_of, size_of_val_raw},
[INFO] [stdout]    |                 ^^^^^^^^^^^^
[INFO] [stdout] 18 |     ptr::{self, Pointee, copy_nonoverlapping, drop_in_place},
[INFO] [stdout] 19 |     slice,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `vec_into_raw_parts` has been stable since 1.93.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(vec_into_raw_parts)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `layout_for` and `new` are never used
[INFO] [stdout]   --> src/main.rs:36:14
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl<T: ?Sized> Arc<T> {
[INFO] [stdout]    | ---------------------- associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 36 |     const fn layout_for(val: &T) -> (usize, usize, Layout) {
[INFO] [stdout]    |              ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 66 |     fn new(val: Box<T>) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Bits8`, `Bits16`, `Bits32`, `Bits64`, and `BitsInf` are never constructed
[INFO] [stdout]    --> src/main.rs:146:5
[INFO] [stdout]     |
[INFO] [stdout] 145 | enum Bits {
[INFO] [stdout]     |      ---- variants in this enum
[INFO] [stdout] 146 |     Bits8,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 147 |     Bits16,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 148 |     Bits32,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 149 |     Bits64,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 150 |     BitsInf,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Bits` 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: multiple variants are never constructed
[INFO] [stdout]    --> src/main.rs:161:5
[INFO] [stdout]     |
[INFO] [stdout] 160 | enum BuiltinT {
[INFO] [stdout]     |      -------- variants in this enum
[INFO] [stdout] 161 |     Tag,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 162 |     Row,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 163 |     Record,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 164 |     List,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 165 |     Bool,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 166 |     TypePlus,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 167 |     Eq,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 168 |     Refl,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 169 |     RecordGet,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 170 |     RecordKeepFields,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 171 |     RecordDropFields,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 172 |     ListLength,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 173 |     ListIndexL,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 174 |     NatFold,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 175 |     If,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 176 |     IntGte0,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 177 |     IntEq,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 178 |     IntNeq,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 179 |     TagEq,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 180 |     W,
[INFO] [stdout]     |     ^
[INFO] [stdout] 181 |     Wrap,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 182 |     Unwrap,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 183 |     Never,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 184 |     Any,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 185 |     Add(NumDesc),
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 186 |     Sub(NumDesc),
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 187 |     Num(NumDesc),
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 188 |     IntNeg,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `BuiltinT` 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: multiple variants are never constructed
[INFO] [stdout]    --> src/main.rs:196:5
[INFO] [stdout]     |
[INFO] [stdout] 195 | enum Value {
[INFO] [stdout]     |      ----- variants in this enum
[INFO] [stdout] 196 |     NumLit(i64),
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 197 |     TagLit(Tag),
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 198 |     BoolLit(bool),
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 199 |     ListLit(Option<Arc<[Value]>>),
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 200 |     RecordLit(Option<Arc<[(u64, Arc<Value>)]>>),
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 201 |     Lambda(InstrPtr),
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 202 |     Closure(Arc<Closure>),
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 203 |     BuiltinsVar,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 204 |     Builtin(BuiltinT),
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 205 |     Panic,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Value` 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: feature `box_vec_non_null` is declared but not used
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(box_vec_non_null)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: feature `forget_unsized` is declared but not used
[INFO] [stdout]  --> src/main.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(forget_unsized)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "39cd9d5f8bd5394a759db66938e53368552493e3919462eed41733a7976b5a4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39cd9d5f8bd5394a759db66938e53368552493e3919462eed41733a7976b5a4c", kill_on_drop: false }`
[INFO] [stdout] 39cd9d5f8bd5394a759db66938e53368552493e3919462eed41733a7976b5a4c
