[INFO] cloning repository https://github.com/evomassiny/rlox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/evomassiny/rlox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fevomassiny%2Frlox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fevomassiny%2Frlox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 111273cc58184696252746bd5f621109ecca0b29
[INFO] testing evomassiny/rlox against 1.85.0 for beta-1.86-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fevomassiny%2Frlox" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/evomassiny/rlox on toolchain 1.85.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.85.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/evomassiny/rlox
[INFO] finished tweaking git repo https://github.com/evomassiny/rlox
[INFO] tweaked toml for git repo https://github.com/evomassiny/rlox written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/evomassiny/rlox 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" "+1.85.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+1.85.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5771c70896018f989642593c696db93281302c17e418f6a151e8679f45b032b3
[INFO] running `Command { std: "docker" "start" "-a" "5771c70896018f989642593c696db93281302c17e418f6a151e8679f45b032b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5771c70896018f989642593c696db93281302c17e418f6a151e8679f45b032b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5771c70896018f989642593c696db93281302c17e418f6a151e8679f45b032b3", kill_on_drop: false }`
[INFO] [stdout] 5771c70896018f989642593c696db93281302c17e418f6a151e8679f45b032b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+1.85.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e993fe905a8e52a09f7ffde6cee7da389f545611536b6dac4380e25e4533e14e
[INFO] running `Command { std: "docker" "start" "-a" "e993fe905a8e52a09f7ffde6cee7da389f545611536b6dac4380e25e4533e14e", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.46
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.102
[INFO] [stderr]    Compiling libc v0.2.134
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling lexer v0.1.0 (/opt/rustwide/workdir/lexer)
[INFO] [stderr]    Compiling os_str_bytes v6.3.0
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling textwrap v0.15.1
[INFO] [stderr]    Compiling once_cell v1.15.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling heap v0.1.0 (/opt/rustwide/workdir/heap)
[INFO] [stdout] warning: unused import: `std::convert::AsRef`
[INFO] [stdout]  --> heap/src/arrays.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::convert::AsRef;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `LINE_SIZE_BITS`
[INFO] [stdout]  --> heap/src/block_headers.rs:2:53
[INFO] [stdout]   |
[INFO] [stdout] 2 |     BlockOffset, BLOCK_SIZE, LINE_COUNT, LINE_SIZE, LINE_SIZE_BITS,
[INFO] [stdout]   |                                                     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::heap_objects::Header`
[INFO] [stdout]  --> heap/src/blocks.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::heap_objects::Header;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ptr::addr_of`
[INFO] [stdout]  --> heap/src/boxed_values.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::ptr::addr_of;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Block` and `LINE_COUNT`
[INFO] [stdout]  --> heap/src/compactor.rs:4:14
[INFO] [stdout]   |
[INFO] [stdout] 4 |     blocks::{Block, LINE_COUNT},
[INFO] [stdout]   |              ^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ptr::NonNull`
[INFO] [stdout]   --> heap/src/compactor.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::ptr::NonNull;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::arrays::Array`
[INFO] [stdout]  --> heap/src/heap.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::arrays::Array;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BlockHeader` and `BlockState`
[INFO] [stdout]  --> heap/src/heap.rs:2:28
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::block_headers::{BlockHeader, BlockState};
[INFO] [stdout]   |                            ^^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BlockError`, `Block`, and `LINE_COUNT`
[INFO] [stdout]  --> heap/src/heap.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::blocks::{Block, BlockError, InBlockPtr, LINE_COUNT};
[INFO] [stdout]   |                     ^^^^^  ^^^^^^^^^^              ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::boxed_values::BoxedValue`
[INFO] [stdout]  --> heap/src/heap.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::boxed_values::BoxedValue;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Header`, `Markable`, and `Object`
[INFO] [stdout]  --> heap/src/heap.rs:6:27
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::heap_objects::{Header, Markable, Object};
[INFO] [stdout]   |                           ^^^^^^  ^^^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::lists::List`
[INFO] [stdout]  --> heap/src/heap.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::lists::List;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::strings::Str`
[INFO] [stdout]  --> heap/src/heap.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::strings::Str;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::tombstones::Tombstone`
[INFO] [stdout]   --> heap/src/heap.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::tombstones::Tombstone;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `values::Value`
[INFO] [stdout]  --> heap/src/heap_objects.rs:3:55
[INFO] [stdout]   |
[INFO] [stdout] 3 |     lists::List, strings::Str, tombstones::Tombstone, values::Value,
[INFO] [stdout]   |                                                       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> heap/src/lists.rs:134:9
[INFO] [stdout]     |
[INFO] [stdout] 134 | /         /// SAFETY:
[INFO] [stdout] 135 | |         /// safe because both &self and self.array_ptr are non Null
[INFO] [stdout]     | |___________________________________________________________________^
[INFO] [stdout] 136 | /         unsafe {
[INFO] [stdout] 137 | |             let array_header_ptr = addr_of!((*self.array_ptr).header);
[INFO] [stdout] 138 | |             let self_ptr =
[INFO] [stdout] 139 | |                 Some(NonNull::new_unchecked(self as *const _ as *mut Header));
[INFO] [stdout] ...   |
[INFO] [stdout] 143 | |             });
[INFO] [stdout] 144 | |         }
[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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::blocks::InBlockPtr`
[INFO] [stdout]  --> heap/src/tombstones.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::blocks::InBlockPtr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::heap::Heap`
[INFO] [stdout]  --> heap/src/tombstones.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::heap::Heap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::memory::MemoryError`
[INFO] [stdout]  --> heap/src/tombstones.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::memory::MemoryError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> heap/src/boxed_values.rs:24:17
[INFO] [stdout]    |
[INFO] [stdout] 24 |             let mut boxed_value = ptr.as_ptr().cast::<Self>();
[INFO] [stdout]    |                 ----^^^^^^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> heap/src/lists.rs:35:17
[INFO] [stdout]    |
[INFO] [stdout] 35 |             let mut list = ptr.as_ptr().cast::<Self>();
[INFO] [stdout]    |                 ----^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling parser v0.1.0 (/opt/rustwide/workdir/parser)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> heap/src/strings.rs:39:17
[INFO] [stdout]    |
[INFO] [stdout] 39 |             let mut string = ptr.as_ptr().cast::<Self>();
[INFO] [stdout]    |                 ----^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `TooBig` is never constructed
[INFO] [stdout]   --> heap/src/blocks.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub enum BlockError {
[INFO] [stdout]    |          ---------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 17 |     TooBig,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BlockError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> parser/src/stmt_parser.rs:104:13
[INFO] [stdout]     |
[INFO] [stdout] 100 |             TokenKind::For => {
[INFO] [stdout]     |             -------------- matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 104 |             TokenKind::For => {
[INFO] [stdout]     |             ^^^^^^^^^^^^^^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Primary` is never constructed
[INFO] [stdout]   --> parser/src/expr_parser.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub enum Precedence {
[INFO] [stdout]    |          ---------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 37 |     Primary = 9,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Precedence` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling resolver v0.1.0 (/opt/rustwide/workdir/resolver)
[INFO] [stdout] warning: unused imports: `SymbolId` and `Symbol`
[INFO] [stdout]  --> resolver/src/resolve.rs:2:27
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::symbols::{Sym, Symbol, SymbolId, SymbolTable};
[INFO] [stdout]   |                           ^^^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `NodeId`
[INFO] [stdout]  --> resolver/src/resolve.rs:4:30
[INFO] [stdout]   |
[INFO] [stdout] 4 | use parser::{Expr, ExprKind, NodeId, Stmt, StmtKind};
[INFO] [stdout]   |                              ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `StorageKind`
[INFO] [stdout]  --> resolver/src/scopes.rs:1:22
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::symbols::{StorageKind, Sym, SymbolId, SymbolTable};
[INFO] [stdout]   |                      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Globals` and `ScopeChain`
[INFO] [stdout]  --> resolver/src/lib.rs:8:14
[INFO] [stdout]   |
[INFO] [stdout] 8 | use scopes::{Globals, ScopeChain};
[INFO] [stdout]   |              ^^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `table`
[INFO] [stdout]   --> resolver/src/scopes.rs:66:39
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub fn resolve(&self, name: &str, table: &SymbolTable) -> Option<Sym> {
[INFO] [stdout]    |                                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_table`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling type_checker v0.1.0 (/opt/rustwide/workdir/type_checker)
[INFO] [stdout] warning: unused variable: `node_id`
[INFO] [stdout]   --> type_checker/src/type_check.rs:60:23
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn get(&self, node_id: NodeId) -> Option<&[Constraint]> {
[INFO] [stdout]    |                       ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_node_id`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bind_name`
[INFO] [stdout]    --> type_checker/src/type_check.rs:160:16
[INFO] [stdout]     |
[INFO] [stdout] 160 |         Assign(bind_name, r_value_expr) => {
[INFO] [stdout]     |                ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bind_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r_value_expr`
[INFO] [stdout]    --> type_checker/src/type_check.rs:160:27
[INFO] [stdout]     |
[INFO] [stdout] 160 |         Assign(bind_name, r_value_expr) => {
[INFO] [stdout]     |                           ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_r_value_expr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bind_name`
[INFO] [stdout]    --> type_checker/src/type_check.rs:163:18
[INFO] [stdout]     |
[INFO] [stdout] 163 |         Variable(bind_name) => todo!(),
[INFO] [stdout]     |                  ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bind_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `object_expr`
[INFO] [stdout]    --> type_checker/src/type_check.rs:164:13
[INFO] [stdout]     |
[INFO] [stdout] 164 |         Get(object_expr, attr_name) => todo!(),
[INFO] [stdout]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_object_expr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `attr_name`
[INFO] [stdout]    --> type_checker/src/type_check.rs:164:26
[INFO] [stdout]     |
[INFO] [stdout] 164 |         Get(object_expr, attr_name) => todo!(),
[INFO] [stdout]     |                          ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_attr_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `object_expr`
[INFO] [stdout]    --> type_checker/src/type_check.rs:165:13
[INFO] [stdout]     |
[INFO] [stdout] 165 |         Set(object_expr, attr_name, r_value_expr) => todo!(),
[INFO] [stdout]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_object_expr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `attr_name`
[INFO] [stdout]    --> type_checker/src/type_check.rs:165:26
[INFO] [stdout]     |
[INFO] [stdout] 165 |         Set(object_expr, attr_name, r_value_expr) => todo!(),
[INFO] [stdout]     |                          ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_attr_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r_value_expr`
[INFO] [stdout]    --> type_checker/src/type_check.rs:165:37
[INFO] [stdout]     |
[INFO] [stdout] 165 |         Set(object_expr, attr_name, r_value_expr) => todo!(),
[INFO] [stdout]     |                                     ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_r_value_expr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `attr_name`
[INFO] [stdout]    --> type_checker/src/type_check.rs:166:15
[INFO] [stdout]     |
[INFO] [stdout] 166 |         Super(attr_name) => todo!(),
[INFO] [stdout]     |               ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_attr_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmts`
[INFO] [stdout]    --> type_checker/src/type_check.rs:179:15
[INFO] [stdout]     |
[INFO] [stdout] 179 |         Block(stmts) => todo!(),
[INFO] [stdout]     |               ^^^^^ help: if this is intentional, prefix it with an underscore: `_stmts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> type_checker/src/type_check.rs:180:15
[INFO] [stdout]     |
[INFO] [stdout] 180 |         Class(name, maybe_super_name, methods) => todo!(),
[INFO] [stdout]     |               ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `maybe_super_name`
[INFO] [stdout]    --> type_checker/src/type_check.rs:180:21
[INFO] [stdout]     |
[INFO] [stdout] 180 |         Class(name, maybe_super_name, methods) => todo!(),
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_maybe_super_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `methods`
[INFO] [stdout]    --> type_checker/src/type_check.rs:180:39
[INFO] [stdout]     |
[INFO] [stdout] 180 |         Class(name, maybe_super_name, methods) => todo!(),
[INFO] [stdout]     |                                       ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_methods`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `condition`
[INFO] [stdout]    --> type_checker/src/type_check.rs:181:12
[INFO] [stdout]     |
[INFO] [stdout] 181 |         If(condition, then, maybe_else) => todo!(),
[INFO] [stdout]     |            ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_condition`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `then`
[INFO] [stdout]    --> type_checker/src/type_check.rs:181:23
[INFO] [stdout]     |
[INFO] [stdout] 181 |         If(condition, then, maybe_else) => todo!(),
[INFO] [stdout]     |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_then`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `maybe_else`
[INFO] [stdout]    --> type_checker/src/type_check.rs:181:29
[INFO] [stdout]     |
[INFO] [stdout] 181 |         If(condition, then, maybe_else) => todo!(),
[INFO] [stdout]     |                             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_maybe_else`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> type_checker/src/type_check.rs:182:18
[INFO] [stdout]     |
[INFO] [stdout] 182 |         Function(name, args, body) => todo!(),
[INFO] [stdout]     |                  ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]    --> type_checker/src/type_check.rs:182:24
[INFO] [stdout]     |
[INFO] [stdout] 182 |         Function(name, args, body) => todo!(),
[INFO] [stdout]     |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `body`
[INFO] [stdout]    --> type_checker/src/type_check.rs:182:30
[INFO] [stdout]     |
[INFO] [stdout] 182 |         Function(name, args, body) => todo!(),
[INFO] [stdout]     |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_body`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expr`
[INFO] [stdout]    --> type_checker/src/type_check.rs:184:15
[INFO] [stdout]     |
[INFO] [stdout] 184 |         Print(expr) => todo!(),
[INFO] [stdout]     |               ^^^^ help: if this is intentional, prefix it with an underscore: `_expr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `maybe_expr`
[INFO] [stdout]    --> type_checker/src/type_check.rs:185:16
[INFO] [stdout]     |
[INFO] [stdout] 185 |         Return(maybe_expr) => todo!(),
[INFO] [stdout]     |                ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_maybe_expr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> type_checker/src/type_check.rs:186:13
[INFO] [stdout]     |
[INFO] [stdout] 186 |         Var(name, intializer) => todo!(),
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `intializer`
[INFO] [stdout]    --> type_checker/src/type_check.rs:186:19
[INFO] [stdout]     |
[INFO] [stdout] 186 |         Var(name, intializer) => todo!(),
[INFO] [stdout]     |                   ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_intializer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `condition`
[INFO] [stdout]    --> type_checker/src/type_check.rs:187:15
[INFO] [stdout]     |
[INFO] [stdout] 187 |         While(condition, body) => todo!(),
[INFO] [stdout]     |               ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_condition`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `body`
[INFO] [stdout]    --> type_checker/src/type_check.rs:187:26
[INFO] [stdout]     |
[INFO] [stdout] 187 |         While(condition, body) => todo!(),
[INFO] [stdout]     |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_body`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `maybe_initializer`
[INFO] [stdout]    --> type_checker/src/type_check.rs:188:13
[INFO] [stdout]     |
[INFO] [stdout] 188 |         For(maybe_initializer, maybe_condition, maybe_increment, body) => {
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_maybe_initializer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `maybe_condition`
[INFO] [stdout]    --> type_checker/src/type_check.rs:188:32
[INFO] [stdout]     |
[INFO] [stdout] 188 |         For(maybe_initializer, maybe_condition, maybe_increment, body) => {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_maybe_condition`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `maybe_increment`
[INFO] [stdout]    --> type_checker/src/type_check.rs:188:49
[INFO] [stdout]     |
[INFO] [stdout] 188 |         For(maybe_initializer, maybe_condition, maybe_increment, body) => {
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_maybe_increment`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `body`
[INFO] [stdout]    --> type_checker/src/type_check.rs:188:66
[INFO] [stdout]     |
[INFO] [stdout] 188 |         For(maybe_initializer, maybe_condition, maybe_increment, body) => {
[INFO] [stdout]     |                                                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_body`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `constraints`
[INFO] [stdout]    --> type_checker/src/type_check.rs:212:9
[INFO] [stdout]     |
[INFO] [stdout] 212 |     let constraints = collect_constraints(&untyped_ast)?;
[INFO] [stdout]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_constraints`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `types`
[INFO] [stdout]    --> type_checker/src/type_check.rs:213:9
[INFO] [stdout]     |
[INFO] [stdout] 213 |     let types = TypeTable::new();
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_types`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `MathOp` is never used
[INFO] [stdout]   --> type_checker/src/type_check.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub enum MathOp {
[INFO] [stdout]    |          ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> type_checker/src/type_check.rs:31:16
[INFO] [stdout]    |
[INFO] [stdout] 31 |     IsNumOrStr(NodeId),
[INFO] [stdout]    |     ---------- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[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] 31 |     IsNumOrStr(()),
[INFO] [stdout]    |                ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> type_checker/src/type_check.rs:32:11
[INFO] [stdout]    |
[INFO] [stdout] 32 |     IsNum(NodeId),
[INFO] [stdout]    |     ----- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[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] 32 |     IsNum(()),
[INFO] [stdout]    |           ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> type_checker/src/type_check.rs:33:11
[INFO] [stdout]    |
[INFO] [stdout] 33 |     IsStr(NodeId),
[INFO] [stdout]    |     ----- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[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] 33 |     IsStr(()),
[INFO] [stdout]    |           ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> type_checker/src/type_check.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 |     IsBool(NodeId),
[INFO] [stdout]    |     ------ ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[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] 34 |     IsBool(()),
[INFO] [stdout]    |            ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> type_checker/src/type_check.rs:37:20
[INFO] [stdout]    |
[INFO] [stdout] 37 |     IsCallableWith(NodeId, Vec<NodeId>),
[INFO] [stdout]    |     -------------- ^^^^^^  ^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 37 |     IsCallableWith((), ()),
[INFO] [stdout]    |                    ~~  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> type_checker/src/type_check.rs:39:10
[INFO] [stdout]    |
[INFO] [stdout] 39 |     Same(NodeId, NodeId),
[INFO] [stdout]    |     ---- ^^^^^^  ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 39 |     Same((), ()),
[INFO] [stdout]    |          ~~  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0`, `1`, and `2` are never read
[INFO] [stdout]   --> type_checker/src/type_check.rs:44:14
[INFO] [stdout]    |
[INFO] [stdout] 44 |     IsEither(NodeId, NodeId, NodeId),
[INFO] [stdout]    |     -------- ^^^^^^  ^^^^^^  ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 44 |     IsEither((), (), ()),
[INFO] [stdout]    |              ~~  ~~  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> type_checker/src/type_check.rs:45:18
[INFO] [stdout]    |
[INFO] [stdout] 45 |     ReturnTypeOf(NodeId),
[INFO] [stdout]    |     ------------ ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[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] 45 |     ReturnTypeOf(()),
[INFO] [stdout]    |                  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `IsNil` and `Equivalent` are never constructed
[INFO] [stdout]   --> type_checker/src/type_check.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub enum Constraint {
[INFO] [stdout]    |          ---------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 35 |     IsNil(NodeId),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |     Equivalent(NodeId, NodeId),
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get` is never used
[INFO] [stdout]   --> type_checker/src/type_check.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 53 | impl ConstraintStore {
[INFO] [stdout]    | -------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 60 |     pub fn get(&self, node_id: NodeId) -> Option<&[Constraint]> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> type_checker/src/type_check.rs:178:5
[INFO] [stdout]     |
[INFO] [stdout] 178 | /     match &stmt.kind {
[INFO] [stdout] 179 | |         Block(stmts) => todo!(),
[INFO] [stdout] 180 | |         Class(name, maybe_super_name, methods) => todo!(),
[INFO] [stdout] 181 | |         If(condition, then, maybe_else) => todo!(),
[INFO] [stdout] ...   |
[INFO] [stdout] 191 | |     };
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 178 |     let _ = match &stmt.kind {
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap_derive v3.2.18
[INFO] [stderr]    Compiling clap v3.2.22
[INFO] [stdout] error: failed to write to `/opt/rustwide/target/debug/deps/rmetaE4IdXA/lib.rmeta`: No space left on device (os error 28)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `clap` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "e993fe905a8e52a09f7ffde6cee7da389f545611536b6dac4380e25e4533e14e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e993fe905a8e52a09f7ffde6cee7da389f545611536b6dac4380e25e4533e14e", kill_on_drop: false }`
[INFO] [stdout] e993fe905a8e52a09f7ffde6cee7da389f545611536b6dac4380e25e4533e14e