[INFO] cloning repository https://github.com/gmartsenkov/monkey-lang [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gmartsenkov/monkey-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmartsenkov%2Fmonkey-lang", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmartsenkov%2Fmonkey-lang'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmartsenkov%2Fmonkey-lang: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 1) [INFO] cloning repository https://github.com/gmartsenkov/monkey-lang [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gmartsenkov/monkey-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmartsenkov%2Fmonkey-lang", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmartsenkov%2Fmonkey-lang'... [INFO] [stderr] error: failed to write new configuration file /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmartsenkov%2Fmonkey-lang/config.lock [INFO] [stderr] fatal: could not set 'core.filemode' to 'true' [WARN] Retrying crate fetch in 3 seconds (attempt 2) [INFO] cloning repository https://github.com/gmartsenkov/monkey-lang [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gmartsenkov/monkey-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmartsenkov%2Fmonkey-lang", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmartsenkov%2Fmonkey-lang'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmartsenkov%2Fmonkey-lang: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 3) [INFO] cloning repository https://github.com/gmartsenkov/monkey-lang [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gmartsenkov/monkey-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmartsenkov%2Fmonkey-lang", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmartsenkov%2Fmonkey-lang'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmartsenkov%2Fmonkey-lang: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 4) [INFO] cloning repository https://github.com/gmartsenkov/monkey-lang [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gmartsenkov/monkey-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmartsenkov%2Fmonkey-lang", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmartsenkov%2Fmonkey-lang'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmartsenkov%2Fmonkey-lang: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 5) [INFO] cloning repository https://github.com/gmartsenkov/monkey-lang [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gmartsenkov/monkey-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmartsenkov%2Fmonkey-lang", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmartsenkov%2Fmonkey-lang'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmartsenkov%2Fmonkey-lang: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 6) [INFO] cloning repository https://github.com/gmartsenkov/monkey-lang [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gmartsenkov/monkey-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmartsenkov%2Fmonkey-lang", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmartsenkov%2Fmonkey-lang'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmartsenkov%2Fmonkey-lang: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 7) [INFO] cloning repository https://github.com/gmartsenkov/monkey-lang [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gmartsenkov/monkey-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmartsenkov%2Fmonkey-lang", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmartsenkov%2Fmonkey-lang'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmartsenkov%2Fmonkey-lang: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 8) [INFO] cloning repository https://github.com/gmartsenkov/monkey-lang [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gmartsenkov/monkey-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmartsenkov%2Fmonkey-lang", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmartsenkov%2Fmonkey-lang'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmartsenkov%2Fmonkey-lang: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 9) [INFO] cloning repository https://github.com/gmartsenkov/monkey-lang [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gmartsenkov/monkey-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmartsenkov%2Fmonkey-lang", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmartsenkov%2Fmonkey-lang'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmartsenkov%2Fmonkey-lang: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 10) [INFO] cloning repository https://github.com/gmartsenkov/monkey-lang [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gmartsenkov/monkey-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmartsenkov%2Fmonkey-lang", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmartsenkov%2Fmonkey-lang'... [INFO] [stderr] error: copy-fd: write returned: No space left on device [INFO] [stderr] fatal: cannot copy '/usr/share/git-core/templates/hooks/applypatch-msg.sample' to '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmartsenkov%2Fmonkey-lang/hooks/applypatch-msg.sample': No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 11) [INFO] cloning repository https://github.com/gmartsenkov/monkey-lang [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gmartsenkov/monkey-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmartsenkov%2Fmonkey-lang", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmartsenkov%2Fmonkey-lang'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmartsenkov%2Fmonkey-lang: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 12) [INFO] cloning repository https://github.com/gmartsenkov/monkey-lang [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gmartsenkov/monkey-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmartsenkov%2Fmonkey-lang", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmartsenkov%2Fmonkey-lang'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmartsenkov%2Fmonkey-lang: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 13) [INFO] cloning repository https://github.com/gmartsenkov/monkey-lang [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gmartsenkov/monkey-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmartsenkov%2Fmonkey-lang", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmartsenkov%2Fmonkey-lang'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmartsenkov%2Fmonkey-lang: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 14) [INFO] cloning repository https://github.com/gmartsenkov/monkey-lang [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gmartsenkov/monkey-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmartsenkov%2Fmonkey-lang", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmartsenkov%2Fmonkey-lang'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] edeb79616ead3d54d5071b0660ea1f7625439d09 [INFO] checking gmartsenkov/monkey-lang against master#8365fcb2b840c95eeb0bc377af8bd498fad22245 for pr-145605 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmartsenkov%2Fmonkey-lang" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/gmartsenkov/monkey-lang [INFO] finished tweaking git repo https://github.com/gmartsenkov/monkey-lang [INFO] tweaked toml for git repo https://github.com/gmartsenkov/monkey-lang written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/gmartsenkov/monkey-lang on toolchain 8365fcb2b840c95eeb0bc377af8bd498fad22245 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8365fcb2b840c95eeb0bc377af8bd498fad22245" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/gmartsenkov/monkey-lang 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" "+8365fcb2b840c95eeb0bc377af8bd498fad22245" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8365fcb2b840c95eeb0bc377af8bd498fad22245" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e1dc769c4be6a88608984b8268066b1de94494d8eb91ae822d15882b2d85c150 [INFO] running `Command { std: "docker" "start" "-a" "e1dc769c4be6a88608984b8268066b1de94494d8eb91ae822d15882b2d85c150", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e1dc769c4be6a88608984b8268066b1de94494d8eb91ae822d15882b2d85c150", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e1dc769c4be6a88608984b8268066b1de94494d8eb91ae822d15882b2d85c150", kill_on_drop: false }` [INFO] [stdout] e1dc769c4be6a88608984b8268066b1de94494d8eb91ae822d15882b2d85c150 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8365fcb2b840c95eeb0bc377af8bd498fad22245" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c1e1c54a65e391883567c8313b699f55bb16580c6f70ffbf042c3b0b62768392 [INFO] running `Command { std: "docker" "start" "-a" "c1e1c54a65e391883567c8313b699f55bb16580c6f70ffbf042c3b0b62768392", kill_on_drop: false }` [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking monkey-lang v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: enum `Statements` is never used [INFO] [stdout] --> src/ast.rs:3:10 [INFO] [stdout] | [INFO] [stdout] 3 | pub enum Statements { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Expressions` is never used [INFO] [stdout] --> src/ast.rs:9:10 [INFO] [stdout] | [INFO] [stdout] 9 | pub enum Expressions { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Program` is never constructed [INFO] [stdout] --> src/ast.rs:18:12 [INFO] [stdout] | [INFO] [stdout] 18 | pub struct Program { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Identifier` is never constructed [INFO] [stdout] --> src/ast.rs:22:12 [INFO] [stdout] | [INFO] [stdout] 22 | pub struct Identifier { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `LetStatement` is never constructed [INFO] [stdout] --> src/ast.rs:27:12 [INFO] [stdout] | [INFO] [stdout] 27 | pub struct LetStatement { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ReturnStatement` is never constructed [INFO] [stdout] --> src/ast.rs:33:12 [INFO] [stdout] | [INFO] [stdout] 33 | pub struct ReturnStatement { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Boolean` is never constructed [INFO] [stdout] --> src/ast.rs:38:12 [INFO] [stdout] | [INFO] [stdout] 38 | pub struct Boolean { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `IntegerLiteral` is never constructed [INFO] [stdout] --> src/ast.rs:43:12 [INFO] [stdout] | [INFO] [stdout] 43 | pub struct IntegerLiteral { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ExpressionStatement` is never constructed [INFO] [stdout] --> src/ast.rs:48:12 [INFO] [stdout] | [INFO] [stdout] 48 | pub struct ExpressionStatement { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `PrefixExpression` is never constructed [INFO] [stdout] --> src/ast.rs:53:12 [INFO] [stdout] | [INFO] [stdout] 53 | pub struct PrefixExpression { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `InfixExpression` is never constructed [INFO] [stdout] --> src/ast.rs:59:12 [INFO] [stdout] | [INFO] [stdout] 59 | pub struct InfixExpression { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `IfStatement` is never constructed [INFO] [stdout] --> src/ast.rs:66:12 [INFO] [stdout] | [INFO] [stdout] 66 | pub struct IfStatement { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `BlockStatement` is never constructed [INFO] [stdout] --> src/ast.rs:73:12 [INFO] [stdout] | [INFO] [stdout] 73 | pub struct BlockStatement { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `token_literal` is never used [INFO] [stdout] --> src/ast.rs:79:8 [INFO] [stdout] | [INFO] [stdout] 78 | impl LetStatement { [INFO] [stdout] | ----------------- method in this implementation [INFO] [stdout] 79 | fn token_literal(&self) -> &str { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `token_literal` is never used [INFO] [stdout] --> src/ast.rs:85:12 [INFO] [stdout] | [INFO] [stdout] 84 | impl Identifier { [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] 85 | pub fn token_literal(&self) -> &str { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `token_literal` is never used [INFO] [stdout] --> src/ast.rs:91:12 [INFO] [stdout] | [INFO] [stdout] 90 | impl IntegerLiteral { [INFO] [stdout] | ------------------- method in this implementation [INFO] [stdout] 91 | pub fn token_literal(&self) -> &str { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `token_literal` is never used [INFO] [stdout] --> src/ast.rs:97:12 [INFO] [stdout] | [INFO] [stdout] 96 | impl PrefixExpression { [INFO] [stdout] | --------------------- method in this implementation [INFO] [stdout] 97 | pub fn token_literal(&self) -> &str { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `to_string` is never used [INFO] [stdout] --> src/ast.rs:103:8 [INFO] [stdout] | [INFO] [stdout] 102 | impl IfStatement { [INFO] [stdout] | ---------------- method in this implementation [INFO] [stdout] 103 | fn to_string(&self) -> String { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `to_string` is never used [INFO] [stdout] --> src/ast.rs:118:8 [INFO] [stdout] | [INFO] [stdout] 117 | impl BlockStatement { [INFO] [stdout] | ------------------- method in this implementation [INFO] [stdout] 118 | fn to_string(&self) -> String { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `token_literal`, `to_string`, `expression`, and `let_statement` are never used [INFO] [stdout] --> src/ast.rs:129:12 [INFO] [stdout] | [INFO] [stdout] 128 | impl Statements { [INFO] [stdout] | --------------- methods in this implementation [INFO] [stdout] 129 | pub fn token_literal(&self) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 137 | pub fn to_string(&self) -> String { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 150 | pub fn expression(&self) -> &Expressions { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 157 | pub fn let_statement(&self) -> &LetStatement { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple methods are never used [INFO] [stdout] --> src/ast.rs:166:8 [INFO] [stdout] | [INFO] [stdout] 165 | impl Expressions { [INFO] [stdout] | ---------------- methods in this implementation [INFO] [stdout] 166 | fn to_string(&self) -> String { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 182 | pub fn identifier(&self) -> &Identifier { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 189 | pub fn integer_literal(&self) -> &IntegerLiteral { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 196 | pub fn prefix(&self) -> &PrefixExpression { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 203 | pub fn infix(&self) -> &InfixExpression { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 210 | pub fn boolean(&self) -> &Boolean { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 217 | pub fn if_statement(&self) -> &IfStatement { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `token_literal` and `to_string` are never used [INFO] [stdout] --> src/ast.rs:226:8 [INFO] [stdout] | [INFO] [stdout] 225 | impl Program { [INFO] [stdout] | ------------ methods in this implementation [INFO] [stdout] 226 | fn token_literal(&self) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 233 | pub fn to_string(&self) -> String { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `LOWEST` is never used [INFO] [stdout] --> src/parser.rs:5:7 [INFO] [stdout] | [INFO] [stdout] 5 | const LOWEST: u8 = 1; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `EQUALS` is never used [INFO] [stdout] --> src/parser.rs:6:7 [INFO] [stdout] | [INFO] [stdout] 6 | const EQUALS: u8 = 2; // == [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `LESSGREATER` is never used [INFO] [stdout] --> src/parser.rs:7:7 [INFO] [stdout] | [INFO] [stdout] 7 | const LESSGREATER: u8 = 3; // > or < [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `SUM` is never used [INFO] [stdout] --> src/parser.rs:8:7 [INFO] [stdout] | [INFO] [stdout] 8 | const SUM: u8 = 4; // + [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `PRODUCT` is never used [INFO] [stdout] --> src/parser.rs:9:7 [INFO] [stdout] | [INFO] [stdout] 9 | const PRODUCT: u8 = 5; // * [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `PREFIX` is never used [INFO] [stdout] --> src/parser.rs:10:7 [INFO] [stdout] | [INFO] [stdout] 10 | const PREFIX: u8 = 6; // -X or !X [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `CALL` is never used [INFO] [stdout] --> src/parser.rs:11:7 [INFO] [stdout] | [INFO] [stdout] 11 | const CALL: u8 = 7; // myFunction(x) [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `PrefixParseFn` is never used [INFO] [stdout] --> src/parser.rs:13:6 [INFO] [stdout] | [INFO] [stdout] 13 | type PrefixParseFn = fn(&mut Parser) -> Option; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `InfixParseFn` is never used [INFO] [stdout] --> src/parser.rs:14:6 [INFO] [stdout] | [INFO] [stdout] 14 | type InfixParseFn = fn(ast::Expressions, &mut Parser) -> Option; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Parser` is never constructed [INFO] [stdout] --> src/parser.rs:31:12 [INFO] [stdout] | [INFO] [stdout] 31 | pub struct Parser<'a> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `new` is never used [INFO] [stdout] --> src/parser.rs:40:8 [INFO] [stdout] | [INFO] [stdout] 40 | pub fn new(lexer: &mut lexer::Lexer) -> Parser { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_if_expression` is never used [INFO] [stdout] --> src/parser.rs:74:4 [INFO] [stdout] | [INFO] [stdout] 74 | fn parse_if_expression(parser: &mut Parser) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_grouped_expression` is never used [INFO] [stdout] --> src/parser.rs:120:4 [INFO] [stdout] | [INFO] [stdout] 120 | fn parse_grouped_expression(parser: &mut Parser) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_identifier` is never used [INFO] [stdout] --> src/parser.rs:132:4 [INFO] [stdout] | [INFO] [stdout] 132 | fn parse_identifier(parser: &mut Parser) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_integer_literal` is never used [INFO] [stdout] --> src/parser.rs:139:4 [INFO] [stdout] | [INFO] [stdout] 139 | fn parse_integer_literal(parser: &mut Parser) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_boolean_expression` is never used [INFO] [stdout] --> src/parser.rs:149:4 [INFO] [stdout] | [INFO] [stdout] 149 | fn parse_boolean_expression(parser: &mut Parser) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_prefix_expression` is never used [INFO] [stdout] --> src/parser.rs:156:4 [INFO] [stdout] | [INFO] [stdout] 156 | fn parse_prefix_expression(parser: &mut Parser) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_infix_expression` is never used [INFO] [stdout] --> src/parser.rs:174:4 [INFO] [stdout] | [INFO] [stdout] 174 | fn parse_infix_expression(left: ast::Expressions, parser: &mut Parser) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple methods are never used [INFO] [stdout] --> src/parser.rs:194:12 [INFO] [stdout] | [INFO] [stdout] 193 | impl Parser<'_> { [INFO] [stdout] | --------------- methods in this implementation [INFO] [stdout] 194 | pub fn parse_program(&mut self) -> ast::Program { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 208 | fn parse_statement(&mut self) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 216 | fn parse_let_statement(&mut self) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 246 | fn parse_return_statement(&mut self) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 260 | fn parse_expression_statement(&mut self) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 279 | fn parse_expression(&mut self, precedence: u8) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 305 | fn parse_identifier(&self) -> ast::Expressions { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 312 | fn parse_block_statement(&mut self) -> ast::BlockStatement { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 327 | fn register_prefix_fn(&mut self, token_type: token::Type, function: PrefixParseFn) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 331 | fn register_infix_fn(&mut self, token_type: token::Type, function: InfixParseFn) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 335 | fn next_token(&mut self) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 340 | fn peek_precedence(&self) -> u8 { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 347 | fn current_precedence(&self) -> u8 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 354 | fn expect_peek_token(&mut self, expected: &str) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `NULL` is never used [INFO] [stdout] --> src/token.rs:6:11 [INFO] [stdout] | [INFO] [stdout] 6 | pub const NULL: &str = "NULL"; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `literal` is never read [INFO] [stdout] --> src/token.rs:61:9 [INFO] [stdout] | [INFO] [stdout] 59 | pub struct Token { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] 60 | pub token_type: Type, [INFO] [stdout] 61 | pub literal: String, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Token` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/parser.rs:40:19 [INFO] [stdout] | [INFO] [stdout] 40 | pub fn new(lexer: &mut lexer::Lexer) -> Parser { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ ------ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 40 | pub fn new(lexer: &mut lexer::Lexer) -> Parser<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `token` is never read [INFO] [stdout] --> src/ast.rs:39:9 [INFO] [stdout] | [INFO] [stdout] 38 | pub struct Boolean { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 39 | pub token: token::Token, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `token` is never read [INFO] [stdout] --> src/ast.rs:54:9 [INFO] [stdout] | [INFO] [stdout] 53 | pub struct PrefixExpression { [INFO] [stdout] | ---------------- field in this struct [INFO] [stdout] 54 | pub token: token::Token, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `token` is never read [INFO] [stdout] --> src/ast.rs:60:9 [INFO] [stdout] | [INFO] [stdout] 59 | pub struct InfixExpression { [INFO] [stdout] | --------------- field in this struct [INFO] [stdout] 60 | pub token: token::Token, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `token` is never read [INFO] [stdout] --> src/ast.rs:67:9 [INFO] [stdout] | [INFO] [stdout] 66 | pub struct IfStatement { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] 67 | pub token: token::Token, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `token` is never read [INFO] [stdout] --> src/ast.rs:74:9 [INFO] [stdout] | [INFO] [stdout] 73 | pub struct BlockStatement { [INFO] [stdout] | -------------- field in this struct [INFO] [stdout] 74 | pub token: token::Token, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `token_literal` is never used [INFO] [stdout] --> src/ast.rs:97:12 [INFO] [stdout] | [INFO] [stdout] 96 | impl PrefixExpression { [INFO] [stdout] | --------------------- method in this implementation [INFO] [stdout] 97 | pub fn token_literal(&self) -> &str { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `token_literal` is never used [INFO] [stdout] --> src/ast.rs:226:8 [INFO] [stdout] | [INFO] [stdout] 225 | impl Program { [INFO] [stdout] | ------------ method in this implementation [INFO] [stdout] 226 | fn token_literal(&self) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `CALL` is never used [INFO] [stdout] --> src/parser.rs:11:7 [INFO] [stdout] | [INFO] [stdout] 11 | const CALL: u8 = 7; // myFunction(x) [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `parse_identifier` is never used [INFO] [stdout] --> src/parser.rs:305:8 [INFO] [stdout] | [INFO] [stdout] 193 | impl Parser<'_> { [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 305 | fn parse_identifier(&self) -> ast::Expressions { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/parser.rs:40:19 [INFO] [stdout] | [INFO] [stdout] 40 | pub fn new(lexer: &mut lexer::Lexer) -> Parser { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ ------ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 40 | pub fn new(lexer: &mut lexer::Lexer) -> Parser<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s [INFO] running `Command { std: "docker" "inspect" "c1e1c54a65e391883567c8313b699f55bb16580c6f70ffbf042c3b0b62768392", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c1e1c54a65e391883567c8313b699f55bb16580c6f70ffbf042c3b0b62768392", kill_on_drop: false }` [INFO] [stdout] c1e1c54a65e391883567c8313b699f55bb16580c6f70ffbf042c3b0b62768392