[INFO] cloning repository https://github.com/Takashiidobe/mylang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Takashiidobe/mylang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTakashiidobe%2Fmylang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTakashiidobe%2Fmylang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b7c84ffb464418420a1a378155833187fef4c27c
[INFO] checking Takashiidobe/mylang against try#b32fc44666c052e7cf07ab471bfb6f9ec571902f for pr-138676
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTakashiidobe%2Fmylang" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Takashiidobe/mylang on toolchain b32fc44666c052e7cf07ab471bfb6f9ec571902f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b32fc44666c052e7cf07ab471bfb6f9ec571902f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Takashiidobe/mylang
[INFO] finished tweaking git repo https://github.com/Takashiidobe/mylang
[INFO] tweaked toml for git repo https://github.com/Takashiidobe/mylang written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Takashiidobe/mylang 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" "+b32fc44666c052e7cf07ab471bfb6f9ec571902f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking Takashiidobe/mylang against try#b32fc44666c052e7cf07ab471bfb6f9ec571902f for pr-138676
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTakashiidobe%2Fmylang" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Takashiidobe/mylang on toolchain b32fc44666c052e7cf07ab471bfb6f9ec571902f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b32fc44666c052e7cf07ab471bfb6f9ec571902f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Takashiidobe/mylang
[INFO] finished tweaking git repo https://github.com/Takashiidobe/mylang
[INFO] tweaked toml for git repo https://github.com/Takashiidobe/mylang written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Takashiidobe/mylang 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" "+b32fc44666c052e7cf07ab471bfb6f9ec571902f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded insta-cmd v0.6.0
[INFO] [stderr]   Downloaded insta v1.39.0
[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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+b32fc44666c052e7cf07ab471bfb6f9ec571902f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 789b1029e3f858a4d5dba4c7d5d3c083c00ab12f1f4e094c5f201f43ffa34eea
[INFO] running `Command { std: "docker" "start" "-a" "789b1029e3f858a4d5dba4c7d5d3c083c00ab12f1f4e094c5f201f43ffa34eea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "789b1029e3f858a4d5dba4c7d5d3c083c00ab12f1f4e094c5f201f43ffa34eea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "789b1029e3f858a4d5dba4c7d5d3c083c00ab12f1f4e094c5f201f43ffa34eea", kill_on_drop: false }`
[INFO] [stdout] 789b1029e3f858a4d5dba4c7d5d3c083c00ab12f1f4e094c5f201f43ffa34eea
[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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+b32fc44666c052e7cf07ab471bfb6f9ec571902f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c844c480ed0a53934f2ed04554729e37548da9b58ebc489febcce374b8a77ee
[INFO] running `Command { std: "docker" "start" "-a" "0c844c480ed0a53934f2ed04554729e37548da9b58ebc489febcce374b8a77ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.82
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling serde v1.0.202
[INFO] [stderr]     Checking linux-raw-sys v0.4.14
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking endian-type v0.1.2
[INFO] [stderr]     Checking home v0.5.9
[INFO] [stderr]     Checking unicode-width v0.1.12
[INFO] [stderr]     Checking unicode-segmentation v1.11.0
[INFO] [stderr]    Compiling serde_json v1.0.117
[INFO] [stderr]    Compiling nix v0.28.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking predicates-core v1.0.6
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling assert_cmd v2.0.14
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]     Checking termtree v0.4.1
[INFO] [stderr]     Checking similar v2.5.0
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]     Checking anstyle v1.0.7
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]     Checking predicates-tree v1.0.9
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking predicates v3.1.0
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.64
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking console v0.15.8
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking fd-lock v4.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.202
[INFO] [stderr]    Compiling rustyline-derive v0.10.0
[INFO] [stderr]     Checking rustyline v14.0.0
[INFO] [stderr]     Checking bstr v1.9.1
[INFO] [stderr]     Checking globset v0.4.14
[INFO] [stderr]     Checking mylang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/ast_printer.rs:105:9
[INFO] [stdout]     |
[INFO] [stdout] 105 |         name: &Token,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `params`
[INFO] [stdout]    --> src/ast_printer.rs:106:9
[INFO] [stdout]     |
[INFO] [stdout] 106 |         params: &[Token],
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_params`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `body`
[INFO] [stdout]    --> src/ast_printer.rs:107:9
[INFO] [stdout]     |
[INFO] [stdout] 107 |         body: &[Stmt],
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_body`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `return_type`
[INFO] [stdout]    --> src/ast_printer.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 108 |         return_type: &ObjType,
[INFO] [stdout]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_return_type`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keyword`
[INFO] [stdout]    --> src/ast_printer.rs:115:9
[INFO] [stdout]     |
[INFO] [stdout] 115 |         keyword: &Token,
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_keyword`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/ast_printer.rs:116:9
[INFO] [stdout]     |
[INFO] [stdout] 116 |         value: &Option<Expr>,
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cond`
[INFO] [stdout]    --> src/bc_interpreter.rs:100:36
[INFO] [stdout]     |
[INFO] [stdout] 100 |     fn visit_while_stmt(&mut self, cond: &Expr, body: &Stmt) -> Result<(), Error> {
[INFO] [stdout]     |                                    ^^^^ help: if this is intentional, prefix it with an underscore: `_cond`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `body`
[INFO] [stdout]    --> src/bc_interpreter.rs:100:49
[INFO] [stdout]     |
[INFO] [stdout] 100 |     fn visit_while_stmt(&mut self, cond: &Expr, body: &Stmt) -> Result<(), Error> {
[INFO] [stdout]     |                                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_body`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/bc_interpreter.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 113 |         name: &Token,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `params`
[INFO] [stdout]    --> src/bc_interpreter.rs:114:9
[INFO] [stdout]     |
[INFO] [stdout] 114 |         params: &[Token],
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_params`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `body`
[INFO] [stdout]    --> src/bc_interpreter.rs:115:9
[INFO] [stdout]     |
[INFO] [stdout] 115 |         body: &[Stmt],
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_body`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `return_type`
[INFO] [stdout]    --> src/bc_interpreter.rs:116:9
[INFO] [stdout]     |
[INFO] [stdout] 116 |         return_type: &ObjType,
[INFO] [stdout]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_return_type`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keyword`
[INFO] [stdout]    --> src/bc_interpreter.rs:121:37
[INFO] [stdout]     |
[INFO] [stdout] 121 |     fn visit_return_stmt(&mut self, keyword: &Token, value: &Option<Expr>) -> Result<(), Error> {
[INFO] [stdout]     |                                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_keyword`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/bc_interpreter.rs:121:54
[INFO] [stdout]     |
[INFO] [stdout] 121 |     fn visit_return_stmt(&mut self, keyword: &Token, value: &Option<Expr>) -> Result<(), Error> {
[INFO] [stdout]     |                                                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `callee`
[INFO] [stdout]    --> src/bc_interpreter.rs:231:9
[INFO] [stdout]     |
[INFO] [stdout] 231 |         callee: &Expr,
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_callee`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `paren`
[INFO] [stdout]    --> src/bc_interpreter.rs:232:9
[INFO] [stdout]     |
[INFO] [stdout] 232 |         paren: &Token,
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_paren`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `arguments`
[INFO] [stdout]    --> src/bc_interpreter.rs:233:9
[INFO] [stdout]     |
[INFO] [stdout] 233 |         arguments: &[Expr],
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_arguments`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/interpreter.rs:89:9
[INFO] [stdout]    |
[INFO] [stdout] 89 |         name: &Token,
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `params`
[INFO] [stdout]   --> src/interpreter.rs:90:9
[INFO] [stdout]    |
[INFO] [stdout] 90 |         params: &[Token],
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_params`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `body`
[INFO] [stdout]   --> src/interpreter.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |         body: &[Stmt],
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_body`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `return_type`
[INFO] [stdout]   --> src/interpreter.rs:92:9
[INFO] [stdout]    |
[INFO] [stdout] 92 |         return_type: &ObjType,
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_return_type`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keyword`
[INFO] [stdout]   --> src/interpreter.rs:97:37
[INFO] [stdout]    |
[INFO] [stdout] 97 |     fn visit_return_stmt(&mut self, keyword: &Token, value: &Option<Expr>) -> Result<(), Error> {
[INFO] [stdout]    |                                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_keyword`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/interpreter.rs:97:54
[INFO] [stdout]    |
[INFO] [stdout] 97 |     fn visit_return_stmt(&mut self, keyword: &Token, value: &Option<Expr>) -> Result<(), Error> {
[INFO] [stdout]    |                                                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `callee`
[INFO] [stdout]    --> src/interpreter.rs:203:9
[INFO] [stdout]     |
[INFO] [stdout] 203 |         callee: &Expr,
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_callee`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `paren`
[INFO] [stdout]    --> src/interpreter.rs:204:9
[INFO] [stdout]     |
[INFO] [stdout] 204 |         paren: &Token,
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_paren`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `arguments`
[INFO] [stdout]    --> src/interpreter.rs:205:9
[INFO] [stdout]     |
[INFO] [stdout] 205 |         arguments: &[Expr],
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_arguments`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking insta v1.39.0
[INFO] [stderr]     Checking insta-cmd v0.6.0
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/ast_printer.rs:105:9
[INFO] [stdout]     |
[INFO] [stdout] 105 |         name: &Token,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `params`
[INFO] [stdout]    --> src/ast_printer.rs:106:9
[INFO] [stdout]     |
[INFO] [stdout] 106 |         params: &[Token],
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_params`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `body`
[INFO] [stdout]    --> src/ast_printer.rs:107:9
[INFO] [stdout]     |
[INFO] [stdout] 107 |         body: &[Stmt],
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_body`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `return_type`
[INFO] [stdout]    --> src/ast_printer.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 108 |         return_type: &ObjType,
[INFO] [stdout]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_return_type`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keyword`
[INFO] [stdout]    --> src/ast_printer.rs:115:9
[INFO] [stdout]     |
[INFO] [stdout] 115 |         keyword: &Token,
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_keyword`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/ast_printer.rs:116:9
[INFO] [stdout]     |
[INFO] [stdout] 116 |         value: &Option<Expr>,
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cond`
[INFO] [stdout]    --> src/bc_interpreter.rs:100:36
[INFO] [stdout]     |
[INFO] [stdout] 100 |     fn visit_while_stmt(&mut self, cond: &Expr, body: &Stmt) -> Result<(), Error> {
[INFO] [stdout]     |                                    ^^^^ help: if this is intentional, prefix it with an underscore: `_cond`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `body`
[INFO] [stdout]    --> src/bc_interpreter.rs:100:49
[INFO] [stdout]     |
[INFO] [stdout] 100 |     fn visit_while_stmt(&mut self, cond: &Expr, body: &Stmt) -> Result<(), Error> {
[INFO] [stdout]     |                                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_body`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/bc_interpreter.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 113 |         name: &Token,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `params`
[INFO] [stdout]    --> src/bc_interpreter.rs:114:9
[INFO] [stdout]     |
[INFO] [stdout] 114 |         params: &[Token],
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_params`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `body`
[INFO] [stdout]    --> src/bc_interpreter.rs:115:9
[INFO] [stdout]     |
[INFO] [stdout] 115 |         body: &[Stmt],
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_body`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `return_type`
[INFO] [stdout]    --> src/bc_interpreter.rs:116:9
[INFO] [stdout]     |
[INFO] [stdout] 116 |         return_type: &ObjType,
[INFO] [stdout]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_return_type`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keyword`
[INFO] [stdout]    --> src/bc_interpreter.rs:121:37
[INFO] [stdout]     |
[INFO] [stdout] 121 |     fn visit_return_stmt(&mut self, keyword: &Token, value: &Option<Expr>) -> Result<(), Error> {
[INFO] [stdout]     |                                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_keyword`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/bc_interpreter.rs:121:54
[INFO] [stdout]     |
[INFO] [stdout] 121 |     fn visit_return_stmt(&mut self, keyword: &Token, value: &Option<Expr>) -> Result<(), Error> {
[INFO] [stdout]     |                                                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `callee`
[INFO] [stdout]    --> src/bc_interpreter.rs:231:9
[INFO] [stdout]     |
[INFO] [stdout] 231 |         callee: &Expr,
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_callee`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `paren`
[INFO] [stdout]    --> src/bc_interpreter.rs:232:9
[INFO] [stdout]     |
[INFO] [stdout] 232 |         paren: &Token,
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_paren`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `arguments`
[INFO] [stdout]    --> src/bc_interpreter.rs:233:9
[INFO] [stdout]     |
[INFO] [stdout] 233 |         arguments: &[Expr],
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_arguments`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/interpreter.rs:89:9
[INFO] [stdout]    |
[INFO] [stdout] 89 |         name: &Token,
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `params`
[INFO] [stdout]   --> src/interpreter.rs:90:9
[INFO] [stdout]    |
[INFO] [stdout] 90 |         params: &[Token],
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_params`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `body`
[INFO] [stdout]   --> src/interpreter.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |         body: &[Stmt],
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_body`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `return_type`
[INFO] [stdout]   --> src/interpreter.rs:92:9
[INFO] [stdout]    |
[INFO] [stdout] 92 |         return_type: &ObjType,
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_return_type`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keyword`
[INFO] [stdout]   --> src/interpreter.rs:97:37
[INFO] [stdout]    |
[INFO] [stdout] 97 |     fn visit_return_stmt(&mut self, keyword: &Token, value: &Option<Expr>) -> Result<(), Error> {
[INFO] [stdout]    |                                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_keyword`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/interpreter.rs:97:54
[INFO] [stdout]    |
[INFO] [stdout] 97 |     fn visit_return_stmt(&mut self, keyword: &Token, value: &Option<Expr>) -> Result<(), Error> {
[INFO] [stdout]    |                                                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `callee`
[INFO] [stdout]    --> src/interpreter.rs:203:9
[INFO] [stdout]     |
[INFO] [stdout] 203 |         callee: &Expr,
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_callee`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `paren`
[INFO] [stdout]    --> src/interpreter.rs:204:9
[INFO] [stdout]     |
[INFO] [stdout] 204 |         paren: &Token,
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_paren`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `arguments`
[INFO] [stdout]    --> src/interpreter.rs:205:9
[INFO] [stdout]     |
[INFO] [stdout] 205 |         arguments: &[Expr],
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_arguments`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.01s
[INFO] running `Command { std: "docker" "inspect" "0c844c480ed0a53934f2ed04554729e37548da9b58ebc489febcce374b8a77ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c844c480ed0a53934f2ed04554729e37548da9b58ebc489febcce374b8a77ee", kill_on_drop: false }`
[INFO] [stdout] 0c844c480ed0a53934f2ed04554729e37548da9b58ebc489febcce374b8a77ee