[INFO] cloning repository https://github.com/joaovicdsantos/writing-an-interpreter [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/joaovicdsantos/writing-an-interpreter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoaovicdsantos%2Fwriting-an-interpreter", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoaovicdsantos%2Fwriting-an-interpreter'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7fc234f36549139293510d0bd9b6055e45684e25 [INFO] building joaovicdsantos/writing-an-interpreter against master#ad211ced81509462cdfe4c29ed10f97279a0acae for pr-135216 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoaovicdsantos%2Fwriting-an-interpreter" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/joaovicdsantos/writing-an-interpreter on toolchain ad211ced81509462cdfe4c29ed10f97279a0acae [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/joaovicdsantos/writing-an-interpreter [INFO] finished tweaking git repo https://github.com/joaovicdsantos/writing-an-interpreter [INFO] tweaked toml for git repo https://github.com/joaovicdsantos/writing-an-interpreter written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/joaovicdsantos/writing-an-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" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 898e9bf02635bd7a5432dbb6cc5758d7106c167d894b3a8ffc3704397ef4488e [INFO] running `Command { std: "docker" "start" "-a" "898e9bf02635bd7a5432dbb6cc5758d7106c167d894b3a8ffc3704397ef4488e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "898e9bf02635bd7a5432dbb6cc5758d7106c167d894b3a8ffc3704397ef4488e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "898e9bf02635bd7a5432dbb6cc5758d7106c167d894b3a8ffc3704397ef4488e", kill_on_drop: false }` [INFO] [stdout] 898e9bf02635bd7a5432dbb6cc5758d7106c167d894b3a8ffc3704397ef4488e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8f7c59fd5ebf01d7040c450448385c38dd8ffc12ec24a4e3d4ac1cc05209ebca [INFO] running `Command { std: "docker" "start" "-a" "8f7c59fd5ebf01d7040c450448385c38dd8ffc12ec24a4e3d4ac1cc05209ebca", kill_on_drop: false }` [INFO] [stderr] Compiling writing-an-interpreter v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `precedence` [INFO] [stdout] --> src/parser/parser.rs:204:36 [INFO] [stdout] | [INFO] [stdout] 204 | fn parse_expression(&mut self, precedence: u8) -> Option> { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_precedence` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `statement_node`, `as_let_statement`, `as_return_statement`, and `as_expression_statement` are never used [INFO] [stdout] --> src/ast/ast.rs:9:8 [INFO] [stdout] | [INFO] [stdout] 8 | pub trait Statement: Node { [INFO] [stdout] | --------- methods in this trait [INFO] [stdout] 9 | fn statement_node(&self); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] 10 | fn as_let_statement(&self) -> Option<&LetStatement> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 13 | fn as_return_statement(&self) -> Option<&ReturnStatement> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 16 | fn as_expression_statement(&self) -> Option<&ExpressionStatement> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `expression_node` and `as_identifier_expression` are never used [INFO] [stdout] --> src/ast/ast.rs:22:8 [INFO] [stdout] | [INFO] [stdout] 21 | pub trait Expression: Node { [INFO] [stdout] | ---------- methods in this trait [INFO] [stdout] 22 | fn expression_node(&self); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] 23 | fn as_identifier_expression(&self) -> Option<&Identifier> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `PrefixParseFn` is never used [INFO] [stdout] --> src/parser/parser.rs:13:6 [INFO] [stdout] | [INFO] [stdout] 13 | type PrefixParseFn = fn(&mut Parser) -> Box; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `InfixParseFn` is never used [INFO] [stdout] --> src/parser/parser.rs:14:6 [INFO] [stdout] | [INFO] [stdout] 14 | type InfixParseFn = fn(&mut Parser, dyn Expression) -> Box; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `LOWEST` is never used [INFO] [stdout] --> src/parser/parser.rs:16:7 [INFO] [stdout] | [INFO] [stdout] 16 | const LOWEST: u8 = 1; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `EQUALS` is never used [INFO] [stdout] --> src/parser/parser.rs:17:7 [INFO] [stdout] | [INFO] [stdout] 17 | const EQUALS: u8 = 2; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `LESSGREATER` is never used [INFO] [stdout] --> src/parser/parser.rs:18:7 [INFO] [stdout] | [INFO] [stdout] 18 | const LESSGREATER: u8 = 3; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `SUM` is never used [INFO] [stdout] --> src/parser/parser.rs:19:7 [INFO] [stdout] | [INFO] [stdout] 19 | const SUM: u8 = 4; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `PRODUCT` is never used [INFO] [stdout] --> src/parser/parser.rs:20:7 [INFO] [stdout] | [INFO] [stdout] 20 | const PRODUCT: u8 = 5; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `PREFIX` is never used [INFO] [stdout] --> src/parser/parser.rs:21:7 [INFO] [stdout] | [INFO] [stdout] 21 | const PREFIX: u8 = 6; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `CALL` is never used [INFO] [stdout] --> src/parser/parser.rs:22:7 [INFO] [stdout] | [INFO] [stdout] 22 | const CALL: u8 = 7; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Parser` is never constructed [INFO] [stdout] --> src/parser/parser.rs:24:8 [INFO] [stdout] | [INFO] [stdout] 24 | struct Parser { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/parser/parser.rs:34:8 [INFO] [stdout] | [INFO] [stdout] 33 | impl Parser { [INFO] [stdout] | ----------- associated items in this implementation [INFO] [stdout] 34 | fn new(lexer: Lexer) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 52 | fn next_token(&mut self) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 57 | fn parse_program(&mut self) -> Program { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 71 | fn parse_statement(&mut self) -> Option> { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 83 | fn parse_let_statement(&mut self) -> Option> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 120 | fn parse_return_statement(&mut self) -> Option> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 142 | fn parse_expression_statement(&mut self) -> Option> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 160 | fn cur_token_is(&self, token: TokenType) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 167 | fn peek_token_is(&self, token: TokenType) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 174 | fn expect_peek(&mut self, token: TokenType) -> bool { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 184 | fn peek_error(&mut self, token: TokenType) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 196 | fn register_prefix(&mut self, token_type: TokenType, fun: PrefixParseFn) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 200 | fn register_infix(&mut self, token_type: TokenType, fun: InfixParseFn) { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 204 | fn parse_expression(&mut self, precedence: u8) -> Option> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 220 | fn parse_identifier(&mut self) -> Box { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] rustc-LLVM ERROR: IO failure on output stream: No space left on device [INFO] [stderr] error: could not compile `writing-an-interpreter` (bin "writing-an-interpreter"); 14 warnings emitted [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/ad211ced81509462cdfe4c29ed10f97279a0acae/bin/rustc --crate-name writing_an_interpreter --edition=2021 src/main.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=0dbf48580c7c54e7 -C extra-filename=-220a9954344ba84d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints=forbid` (exit status: 101) [INFO] running `Command { std: "docker" "inspect" "8f7c59fd5ebf01d7040c450448385c38dd8ffc12ec24a4e3d4ac1cc05209ebca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8f7c59fd5ebf01d7040c450448385c38dd8ffc12ec24a4e3d4ac1cc05209ebca", kill_on_drop: false }` [INFO] [stdout] 8f7c59fd5ebf01d7040c450448385c38dd8ffc12ec24a4e3d4ac1cc05209ebca