[INFO] cloning repository https://github.com/mbillingr/interpreter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mbillingr/interpreter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmbillingr%2Finterpreter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmbillingr%2Finterpreter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1fc8de00dce9aa7441957077752637c49254999d
[INFO] checking mbillingr/interpreter against eca445e5ae4a6679cc27d3a09106ce245e13a5a6 for pr-162478
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmbillingr%2Finterpreter" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mbillingr/interpreter
[INFO] finished tweaking git repo https://github.com/mbillingr/interpreter
[INFO] tweaked toml for git repo https://github.com/mbillingr/interpreter written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mbillingr/interpreter on toolchain eca445e5ae4a6679cc27d3a09106ce245e13a5a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mbillingr/interpreter 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" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 2ac9c7496432ae2e1c9dd997922abe839bd3efcafd856c8499baef6b137fca4e
[INFO] running `Command { std: "docker" "start" "2ac9c7496432ae2e1c9dd997922abe839bd3efcafd856c8499baef6b137fca4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ac9c7496432ae2e1c9dd997922abe839bd3efcafd856c8499baef6b137fca4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2ac9c7496432ae2e1c9dd997922abe839bd3efcafd856c8499baef6b137fca4e" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ac9c7496432ae2e1c9dd997922abe839bd3efcafd856c8499baef6b137fca4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2ac9c7496432ae2e1c9dd997922abe839bd3efcafd856c8499baef6b137fca4e" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.184
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling nix v0.14.1
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[INFO] [stderr]    Compiling wayland-scanner v0.21.13
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[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking line_drawing v0.7.0
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[INFO] [stderr]     Checking scopeguard v1.2.0
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[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/environment.rs:766:9
[INFO] [stdout]     |
[INFO] [stdout] 766 |   ...   /// deprecated since 0.2.2
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 767 | / ...   env.insert_native("complex", |args| {
[INFO] [stdout] 768 | | ...       eprintln!("Warning: (complex re im) is deprecated and will be removed in a future release. Use (make-rectangular re im)...
[INFO] [stdout] 769 | | ...       let re = car(&args)?.try_as_number()?.to_f64().unwrap();
[INFO] [stdout] 770 | | ...       let im = car(cdr(&args)?)?.try_as_number()?.to_f64().unwrap();
[INFO] [stdout] 771 | | ...       Ok(Number::complex(re, im).into())
[INFO] [stdout] 772 | | ...   });
[INFO] [stdout]     | |________- rustdoc does not generate documentation for expressions
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::usize::MAX`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]   --> src/lexer.rs:72:36
[INFO] [stdout]    |
[INFO] [stdout] 72 |             start_idx: std::usize::MAX,
[INFO] [stdout]    |                                    ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::usize::MAX`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]   --> src/lexer.rs:73:34
[INFO] [stdout]    |
[INFO] [stdout] 73 |             end_idx: std::usize::MAX,
[INFO] [stdout]    |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/environment.rs:766:9
[INFO] [stdout]     |
[INFO] [stdout] 766 |   ...   /// deprecated since 0.2.2
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 767 | / ...   env.insert_native("complex", |args| {
[INFO] [stdout] 768 | | ...       eprintln!("Warning: (complex re im) is deprecated and will be removed in a future release. Use (make-rectangular re im)...
[INFO] [stdout] 769 | | ...       let re = car(&args)?.try_as_number()?.to_f64().unwrap();
[INFO] [stdout] 770 | | ...       let im = car(cdr(&args)?)?.try_as_number()?.to_f64().unwrap();
[INFO] [stdout] 771 | | ...       Ok(Number::complex(re, im).into())
[INFO] [stdout] 772 | | ...   });
[INFO] [stdout]     | |________- rustdoc does not generate documentation for expressions
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::usize::MAX`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]   --> src/lexer.rs:72:36
[INFO] [stdout]    |
[INFO] [stdout] 72 |             start_idx: std::usize::MAX,
[INFO] [stdout]    |                                    ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::usize::MAX`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]   --> src/lexer.rs:73:34
[INFO] [stdout]    |
[INFO] [stdout] 73 |             end_idx: std::usize::MAX,
[INFO] [stdout]    |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_eof` is never used
[INFO] [stdout]  --> src/io.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub trait LineReader {
[INFO] [stdout]   |           ---------- method in this trait
[INFO] [stdout] 7 |     fn read_line(&mut self) -> Result<String>;
[INFO] [stdout] 8 |     fn is_eof(&self) -> bool;
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `private_env` is never read
[INFO] [stdout]   --> src/libraries.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct Library {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 22 |     private_env: EnvRef,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Library` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `lines` is never read
[INFO] [stdout]   --> src/sourcecode.rs:82:9
[INFO] [stdout]    |
[INFO] [stdout] 80 |     struct SourceCode {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 81 |         buffer: String,
[INFO] [stdout] 82 |         lines: Vec<usize>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SourceCode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/envref.rs:38:23
[INFO] [stdout]    |
[INFO] [stdout] 38 |         pub fn borrow(&self) -> EnvTmpRef {
[INFO] [stdout]    |                       ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 38 |         pub fn borrow(&self) -> EnvTmpRef<'_> {
[INFO] [stdout]    |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/envref.rs:44:27
[INFO] [stdout]    |
[INFO] [stdout] 44 |         pub fn borrow_mut(&self) -> EnvMutRef {
[INFO] [stdout]    |                           ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                           |
[INFO] [stdout]    |                           the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 44 |         pub fn borrow_mut(&self) -> EnvMutRef<'_> {
[INFO] [stdout]    |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/expression.rs:230:22
[INFO] [stdout]     |
[INFO] [stdout] 230 |     pub fn iter_list(&self) -> ListIterator {
[INFO] [stdout]     |                      ^^^^^     ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 230 |     pub fn iter_list(&self) -> ListIterator<'_> {
[INFO] [stdout]     |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stdout]    --> src/expression.rs:507:39
[INFO] [stdout]     |
[INFO] [stdout] 507 |             (Native(a), Native(b)) => a == b,
[INFO] [stdout]     |                                       ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the address of the same function can vary between different codegen units
[INFO] [stdout]     = note: furthermore, different functions could have the same address after being merged together
[INFO] [stdout]     = note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stdout]     = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default
[INFO] [stdout] help: refactor your code, or use `std::ptr::fn_addr_eq` to suppress the lint
[INFO] [stdout]     |
[INFO] [stdout] 507 -             (Native(a), Native(b)) => a == b,
[INFO] [stdout] 507 +             (Native(a), Native(b)) => std::ptr::fn_addr_eq(*a, *b),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stdout]    --> src/expression.rs:541:39
[INFO] [stdout]     |
[INFO] [stdout] 541 |             (Native(a), Native(b)) => a == b,
[INFO] [stdout]     |                                       ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the address of the same function can vary between different codegen units
[INFO] [stdout]     = note: furthermore, different functions could have the same address after being merged together
[INFO] [stdout]     = note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stdout] help: refactor your code, or use `std::ptr::fn_addr_eq` to suppress the lint
[INFO] [stdout]     |
[INFO] [stdout] 541 -             (Native(a), Native(b)) => a == b,
[INFO] [stdout] 541 +             (Native(a), Native(b)) => std::ptr::fn_addr_eq(*a, *b),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
[INFO] [stdout]    --> src/symbol.rs:145:9
[INFO] [stdout]     |
[INFO] [stdout] 145 |         self.name as *const _ == s.name as *const _
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ambiguous_wide_pointer_comparisons)]` on by default
[INFO] [stdout] help: use `std::ptr::addr_eq` or untyped pointers to only compare their addresses
[INFO] [stdout]     |
[INFO] [stdout] 145 -         self.name as *const _ == s.name as *const _
[INFO] [stdout] 145 +         std::ptr::addr_eq(self.name as *const _, s.name as *const _)
[INFO] [stdout]     |
[INFO] [stdout] help: use explicit `std::ptr::eq` method to compare metadata and addresses
[INFO] [stdout]     |
[INFO] [stdout] 145 -         self.name as *const _ == s.name as *const _
[INFO] [stdout] 145 +         std::ptr::eq(self.name as *const _, s.name as *const _)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_eof` is never used
[INFO] [stdout]  --> src/io.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub trait LineReader {
[INFO] [stdout]   |           ---------- method in this trait
[INFO] [stdout] 7 |     fn read_line(&mut self) -> Result<String>;
[INFO] [stdout] 8 |     fn is_eof(&self) -> bool;
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `private_env` is never read
[INFO] [stdout]   --> src/libraries.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct Library {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 22 |     private_env: EnvRef,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Library` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `lines` is never read
[INFO] [stdout]   --> src/sourcecode.rs:82:9
[INFO] [stdout]    |
[INFO] [stdout] 80 |     struct SourceCode {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 81 |         buffer: String,
[INFO] [stdout] 82 |         lines: Vec<usize>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SourceCode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/envref.rs:38:23
[INFO] [stdout]    |
[INFO] [stdout] 38 |         pub fn borrow(&self) -> EnvTmpRef {
[INFO] [stdout]    |                       ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 38 |         pub fn borrow(&self) -> EnvTmpRef<'_> {
[INFO] [stdout]    |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/envref.rs:44:27
[INFO] [stdout]    |
[INFO] [stdout] 44 |         pub fn borrow_mut(&self) -> EnvMutRef {
[INFO] [stdout]    |                           ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                           |
[INFO] [stdout]    |                           the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 44 |         pub fn borrow_mut(&self) -> EnvMutRef<'_> {
[INFO] [stdout]    |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/expression.rs:230:22
[INFO] [stdout]     |
[INFO] [stdout] 230 |     pub fn iter_list(&self) -> ListIterator {
[INFO] [stdout]     |                      ^^^^^     ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 230 |     pub fn iter_list(&self) -> ListIterator<'_> {
[INFO] [stdout]     |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stdout]    --> src/expression.rs:507:39
[INFO] [stdout]     |
[INFO] [stdout] 507 |             (Native(a), Native(b)) => a == b,
[INFO] [stdout]     |                                       ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the address of the same function can vary between different codegen units
[INFO] [stdout]     = note: furthermore, different functions could have the same address after being merged together
[INFO] [stdout]     = note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stdout]     = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default
[INFO] [stdout] help: refactor your code, or use `std::ptr::fn_addr_eq` to suppress the lint
[INFO] [stdout]     |
[INFO] [stdout] 507 -             (Native(a), Native(b)) => a == b,
[INFO] [stdout] 507 +             (Native(a), Native(b)) => std::ptr::fn_addr_eq(*a, *b),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stdout]    --> src/expression.rs:541:39
[INFO] [stdout]     |
[INFO] [stdout] 541 |             (Native(a), Native(b)) => a == b,
[INFO] [stdout]     |                                       ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the address of the same function can vary between different codegen units
[INFO] [stdout]     = note: furthermore, different functions could have the same address after being merged together
[INFO] [stdout]     = note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stdout] help: refactor your code, or use `std::ptr::fn_addr_eq` to suppress the lint
[INFO] [stdout]     |
[INFO] [stdout] 541 -             (Native(a), Native(b)) => a == b,
[INFO] [stdout] 541 +             (Native(a), Native(b)) => std::ptr::fn_addr_eq(*a, *b),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
[INFO] [stdout]    --> src/symbol.rs:145:9
[INFO] [stdout]     |
[INFO] [stdout] 145 |         self.name as *const _ == s.name as *const _
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ambiguous_wide_pointer_comparisons)]` on by default
[INFO] [stdout] help: use `std::ptr::addr_eq` or untyped pointers to only compare their addresses
[INFO] [stdout]     |
[INFO] [stdout] 145 -         self.name as *const _ == s.name as *const _
[INFO] [stdout] 145 +         std::ptr::addr_eq(self.name as *const _, s.name as *const _)
[INFO] [stdout]     |
[INFO] [stdout] help: use explicit `std::ptr::eq` method to compare metadata and addresses
[INFO] [stdout]     |
[INFO] [stdout] 145 -         self.name as *const _ == s.name as *const _
[INFO] [stdout] 145 +         std::ptr::eq(self.name as *const _, s.name as *const _)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 43.28s
[INFO] running `Command { std: "docker" "inspect" "2ac9c7496432ae2e1c9dd997922abe839bd3efcafd856c8499baef6b137fca4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ac9c7496432ae2e1c9dd997922abe839bd3efcafd856c8499baef6b137fca4e", kill_on_drop: false }`
[INFO] [stdout] 2ac9c7496432ae2e1c9dd997922abe839bd3efcafd856c8499baef6b137fca4e
