[INFO] cloning repository https://github.com/n4to4/interpreter-rs [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/n4to4/interpreter-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fn4to4%2Finterpreter-rs"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fn4to4%2Finterpreter-rs'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 14ece5df4d2e1a7f60069af47418825a0d3bcc78 [INFO] testing n4to4/interpreter-rs against 1.44.0 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fn4to4%2Finterpreter-rs" "/workspace/builds/worker-2/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/n4to4/interpreter-rs on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/n4to4/interpreter-rs [INFO] finished tweaking git repo https://github.com/n4to4/interpreter-rs [INFO] tweaked toml for git repo https://github.com/n4to4/interpreter-rs written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/n4to4/interpreter-rs already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 5054500cf8daaee770ccfd5fcf584adde9c845b3ec2d21c5b02a9a2675e0e6b9 [INFO] running `"docker" "start" "-a" "5054500cf8daaee770ccfd5fcf584adde9c845b3ec2d21c5b02a9a2675e0e6b9"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling difference v2.0.0 [INFO] [stderr] Compiling downcast-rs v1.0.3 [INFO] [stderr] Compiling pretty_assertions v0.5.1 [INFO] [stderr] Compiling interpreter v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/ast.rs:24:29 [INFO] [stderr] | [INFO] [stderr] 24 | pub statements: Vec>, [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Statement` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/ast.rs:84:32 [INFO] [stderr] | [INFO] [stderr] 84 | fn as_statement(&self) -> &Statement; [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Statement` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/ast.rs:85:38 [INFO] [stderr] | [INFO] [stderr] 85 | fn as_box_statement(self) -> Box; [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Statement` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/ast.rs:88:32 [INFO] [stderr] | [INFO] [stderr] 88 | fn as_statement(&self) -> &Statement { [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Statement` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/ast.rs:92:38 [INFO] [stderr] | [INFO] [stderr] 92 | fn as_box_statement(self) -> Box { [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Statement` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/parser.rs:46:49 [INFO] [stderr] | [INFO] [stderr] 46 | fn parse_statement(&mut self) -> Option> { [INFO] [stderr] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn ast::Statement` [INFO] [stderr] [INFO] [stderr] warning: variant `NOT_EQ` should have an upper camel case name [INFO] [stderr] --> src/token.rs:27:5 [INFO] [stderr] | [INFO] [stderr] 27 | NOT_EQ, [INFO] [stderr] | ^^^^^^ help: convert the identifier to upper camel case: `NotEq` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/repl.rs:17:17 [INFO] [stderr] | [INFO] [stderr] 17 | let mut l = Lexer::new(line); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Program` [INFO] [stderr] --> src/ast.rs:23:12 [INFO] [stderr] | [INFO] [stderr] 23 | pub struct Program { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/ast.rs:27:5 [INFO] [stderr] | [INFO] [stderr] 27 | pub fn new() -> Program { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `token_literal` [INFO] [stderr] --> src/ast.rs:33:5 [INFO] [stderr] | [INFO] [stderr] 33 | fn token_literal(&self) -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Parser` [INFO] [stderr] --> src/parser.rs:5:8 [INFO] [stderr] | [INFO] [stderr] 5 | struct Parser<'a> { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/parser.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | fn new(l: &'a mut Lexer) -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `next_token` [INFO] [stderr] --> src/parser.rs:23:5 [INFO] [stderr] | [INFO] [stderr] 23 | fn next_token(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `parse_program` [INFO] [stderr] --> src/parser.rs:31:5 [INFO] [stderr] | [INFO] [stderr] 31 | fn parse_program(&mut self) -> Option { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `parse_statement` [INFO] [stderr] --> src/parser.rs:46:5 [INFO] [stderr] | [INFO] [stderr] 46 | fn parse_statement(&mut self) -> Option> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `parse_let_statement` [INFO] [stderr] --> src/parser.rs:53:5 [INFO] [stderr] | [INFO] [stderr] 53 | fn parse_let_statement(&mut self) -> Option { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `cur_token_is` [INFO] [stderr] --> src/parser.rs:81:5 [INFO] [stderr] | [INFO] [stderr] 81 | fn cur_token_is(&self, t: token::TokenType) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `peek_token_is` [INFO] [stderr] --> src/parser.rs:84:5 [INFO] [stderr] | [INFO] [stderr] 84 | fn peek_token_is(&self, t: token::TokenType) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `expect_peek` [INFO] [stderr] --> src/parser.rs:87:5 [INFO] [stderr] | [INFO] [stderr] 87 | fn expect_peek(&mut self, t: token::TokenType) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 20 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.10s [INFO] running `"docker" "inspect" "5054500cf8daaee770ccfd5fcf584adde9c845b3ec2d21c5b02a9a2675e0e6b9"` [INFO] running `"docker" "rm" "-f" "5054500cf8daaee770ccfd5fcf584adde9c845b3ec2d21c5b02a9a2675e0e6b9"` [INFO] [stdout] 5054500cf8daaee770ccfd5fcf584adde9c845b3ec2d21c5b02a9a2675e0e6b9 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] c1e05f6b4f9d2cfa100717661be21fdfbaedeb73503cc93b73d6f32fe19b8ee1 [INFO] running `"docker" "start" "-a" "c1e05f6b4f9d2cfa100717661be21fdfbaedeb73503cc93b73d6f32fe19b8ee1"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling interpreter v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/ast.rs:24:29 [INFO] [stderr] | [INFO] [stderr] 24 | pub statements: Vec>, [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Statement` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/ast.rs:84:32 [INFO] [stderr] | [INFO] [stderr] 84 | fn as_statement(&self) -> &Statement; [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Statement` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/ast.rs:85:38 [INFO] [stderr] | [INFO] [stderr] 85 | fn as_box_statement(self) -> Box; [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Statement` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/ast.rs:88:32 [INFO] [stderr] | [INFO] [stderr] 88 | fn as_statement(&self) -> &Statement { [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Statement` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/ast.rs:92:38 [INFO] [stderr] | [INFO] [stderr] 92 | fn as_box_statement(self) -> Box { [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Statement` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/parser.rs:46:49 [INFO] [stderr] | [INFO] [stderr] 46 | fn parse_statement(&mut self) -> Option> { [INFO] [stderr] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn ast::Statement` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/parser.rs:104:28 [INFO] [stderr] | [INFO] [stderr] 104 | fn print_if_string(s: &Any) { [INFO] [stderr] | ^^^ help: use `dyn`: `dyn Any` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/parser.rs:130:37 [INFO] [stderr] | [INFO] [stderr] 130 | fn assert_let_statement(s: &Box, name: &str) { [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Statement` [INFO] [stderr] [INFO] [stderr] warning: variant `NOT_EQ` should have an upper camel case name [INFO] [stderr] --> src/token.rs:27:5 [INFO] [stderr] | [INFO] [stderr] 27 | NOT_EQ, [INFO] [stderr] | ^^^^^^ help: convert the identifier to upper camel case: `NotEq` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/repl.rs:17:17 [INFO] [stderr] | [INFO] [stderr] 17 | let mut l = Lexer::new(line); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `token_literal` [INFO] [stderr] --> src/ast.rs:33:5 [INFO] [stderr] | [INFO] [stderr] 33 | fn token_literal(&self) -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `print_if_string` [INFO] [stderr] --> src/parser.rs:104:8 [INFO] [stderr] | [INFO] [stderr] 104 | fn print_if_string(s: &Any) { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 12 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.12s [INFO] running `"docker" "inspect" "c1e05f6b4f9d2cfa100717661be21fdfbaedeb73503cc93b73d6f32fe19b8ee1"` [INFO] running `"docker" "rm" "-f" "c1e05f6b4f9d2cfa100717661be21fdfbaedeb73503cc93b73d6f32fe19b8ee1"` [INFO] [stdout] c1e05f6b4f9d2cfa100717661be21fdfbaedeb73503cc93b73d6f32fe19b8ee1 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 28872452c5febd4d5d2bf9c3d45689c5e1ddca6bc96608307c830928de6e4dd8 [INFO] running `"docker" "start" "-a" "28872452c5febd4d5d2bf9c3d45689c5e1ddca6bc96608307c830928de6e4dd8"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/ast.rs:24:29 [INFO] [stderr] | [INFO] [stderr] 24 | pub statements: Vec>, [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Statement` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/ast.rs:84:32 [INFO] [stderr] | [INFO] [stderr] 84 | fn as_statement(&self) -> &Statement; [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Statement` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/ast.rs:85:38 [INFO] [stderr] | [INFO] [stderr] 85 | fn as_box_statement(self) -> Box; [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Statement` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/ast.rs:88:32 [INFO] [stderr] | [INFO] [stderr] 88 | fn as_statement(&self) -> &Statement { [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Statement` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/ast.rs:92:38 [INFO] [stderr] | [INFO] [stderr] 92 | fn as_box_statement(self) -> Box { [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Statement` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/parser.rs:46:49 [INFO] [stderr] | [INFO] [stderr] 46 | fn parse_statement(&mut self) -> Option> { [INFO] [stderr] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn ast::Statement` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/parser.rs:104:28 [INFO] [stderr] | [INFO] [stderr] 104 | fn print_if_string(s: &Any) { [INFO] [stderr] | ^^^ help: use `dyn`: `dyn Any` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/parser.rs:130:37 [INFO] [stderr] | [INFO] [stderr] 130 | fn assert_let_statement(s: &Box, name: &str) { [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Statement` [INFO] [stderr] [INFO] [stderr] warning: variant `NOT_EQ` should have an upper camel case name [INFO] [stderr] --> src/token.rs:27:5 [INFO] [stderr] | [INFO] [stderr] 27 | NOT_EQ, [INFO] [stderr] | ^^^^^^ help: convert the identifier to upper camel case: `NotEq` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/repl.rs:17:17 [INFO] [stderr] | [INFO] [stderr] 17 | let mut l = Lexer::new(line); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `token_literal` [INFO] [stderr] --> src/ast.rs:33:5 [INFO] [stderr] | [INFO] [stderr] 33 | fn token_literal(&self) -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `print_if_string` [INFO] [stderr] --> src/parser.rs:104:8 [INFO] [stderr] | [INFO] [stderr] 104 | fn print_if_string(s: &Any) { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 12 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/interpreter-3dc90bc85f0ea3c6 [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test token::tests::next_token ... ok [INFO] [stdout] test parser::tests::let_statements ... ok [INFO] [stdout] test token::tests::next_token2 ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "28872452c5febd4d5d2bf9c3d45689c5e1ddca6bc96608307c830928de6e4dd8"` [INFO] running `"docker" "rm" "-f" "28872452c5febd4d5d2bf9c3d45689c5e1ddca6bc96608307c830928de6e4dd8"` [INFO] [stdout] 28872452c5febd4d5d2bf9c3d45689c5e1ddca6bc96608307c830928de6e4dd8