[INFO] cloning repository https://github.com/tim-harding/madeline [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tim-harding/madeline" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftim-harding%2Fmadeline", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftim-harding%2Fmadeline'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9884a5223b19502e61801f4b23442fc9157008c0 [INFO] checking tim-harding/madeline against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftim-harding%2Fmadeline" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tim-harding/madeline on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-4-tc1/source/.cargo/config.toml [INFO] started tweaking git repo https://github.com/tim-harding/madeline [INFO] finished tweaking git repo https://github.com/tim-harding/madeline [INFO] tweaked toml for git repo https://github.com/tim-harding/madeline written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/tim-harding/madeline 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 110bdd597a0663f5c0cfef14a1d1c7e9c776f1201cccb2c8a037720446b11d49 [INFO] running `Command { std: "docker" "start" "-a" "110bdd597a0663f5c0cfef14a1d1c7e9c776f1201cccb2c8a037720446b11d49", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "110bdd597a0663f5c0cfef14a1d1c7e9c776f1201cccb2c8a037720446b11d49", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "110bdd597a0663f5c0cfef14a1d1c7e9c776f1201cccb2c8a037720446b11d49", kill_on_drop: false }` [INFO] [stdout] 110bdd597a0663f5c0cfef14a1d1c7e9c776f1201cccb2c8a037720446b11d49 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 71ff4a736973ddebef106cbe3dfd092a9c0bcfeb70503f7f877a89b208337826 [INFO] running `Command { std: "docker" "start" "-a" "71ff4a736973ddebef106cbe3dfd092a9c0bcfeb70503f7f877a89b208337826", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.70 [INFO] [stderr] Compiling thiserror v1.0.50 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Compiling syn v2.0.39 [INFO] [stderr] Compiling thiserror-impl v1.0.50 [INFO] [stderr] Checking madeline-lexer v0.1.0 (/opt/rustwide/workdir/parser) [INFO] [stdout] warning: unused variable: `tokens` [INFO] [stdout] --> parser/src/lib.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 7 | let tokens = { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Float` is never constructed [INFO] [stdout] --> parser/src/lexer.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 15 | pub enum TokenKind { [INFO] [stdout] | --------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 18 | Float, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TokenKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `identifiers` is never read [INFO] [stdout] --> parser/src/lexer.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 32 | pub struct Lexer<'a> { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] ... [INFO] [stdout] 37 | identifiers: HashMap<&'a str, Id>, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `float` is never used [INFO] [stdout] --> parser/src/lexer.rs:76:8 [INFO] [stdout] | [INFO] [stdout] 40 | impl<'a> Lexer<'a> { [INFO] [stdout] | ------------------ method in this implementation [INFO] [stdout] ... [INFO] [stdout] 76 | fn float(&mut self) -> Result { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `token_line_and_column` is never used [INFO] [stdout] --> parser/src/lexer.rs:148:15 [INFO] [stdout] | [INFO] [stdout] 148 | pub unsafe fn token_line_and_column(s: &str, token_start: usize) -> (u32, u32) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `last_line_and_column` is never used [INFO] [stdout] --> parser/src/lexer.rs:154:8 [INFO] [stdout] | [INFO] [stdout] 154 | pub fn last_line_and_column(s: &str) -> (u32, u32) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `NodeKind` is never used [INFO] [stdout] --> parser/src/parser.rs:7:10 [INFO] [stdout] | [INFO] [stdout] 7 | pub enum NodeKind { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Node` is never constructed [INFO] [stdout] --> parser/src/parser.rs:21:12 [INFO] [stdout] | [INFO] [stdout] 21 | pub struct Node { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Parser` is never constructed [INFO] [stdout] --> parser/src/parser.rs:27:12 [INFO] [stdout] | [INFO] [stdout] 27 | pub struct Parser<'a> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> parser/src/parser.rs:33:12 [INFO] [stdout] | [INFO] [stdout] 32 | impl<'a> Parser<'a> { [INFO] [stdout] | ------------------- associated items in this implementation [INFO] [stdout] 33 | pub fn new(tokens: &'a [Token]) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 40 | fn unary(&mut self) -> Result { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 56 | fn primary(&mut self) -> Result { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 64 | fn take_token(&mut self) -> TokenKind { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 71 | fn peek_token(&mut self) -> TokenKind { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 78 | fn token_index(&mut self) -> u32 { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 83 | fn push(&mut self, node: Node) -> u32 { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 89 | fn accept_binary(&mut self, kind: NodeKind, lhs: u32, rhs: u32) -> u32 { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 99 | fn accept_unary(&mut self, kind: NodeKind, child: u32) -> u32 { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 103 | fn accept_leaf(&mut self, kind: NodeKind) -> u32 { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 107 | fn error(&mut self, kind: ErrorKind) -> Error { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Primary` and `Unary` are never constructed [INFO] [stdout] --> parser/src/parser.rs:117:5 [INFO] [stdout] | [INFO] [stdout] 116 | pub enum ErrorKind { [INFO] [stdout] | --------- variants in this enum [INFO] [stdout] 117 | Primary, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 118 | Unary, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ErrorKind` 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: unused variable: `tokens` [INFO] [stdout] --> parser/src/lib.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 7 | let tokens = { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Float` is never constructed [INFO] [stdout] --> parser/src/lexer.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 15 | pub enum TokenKind { [INFO] [stdout] | --------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 18 | Float, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TokenKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `identifiers` is never read [INFO] [stdout] --> parser/src/lexer.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 32 | pub struct Lexer<'a> { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] ... [INFO] [stdout] 37 | identifiers: HashMap<&'a str, Id>, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `float` is never used [INFO] [stdout] --> parser/src/lexer.rs:76:8 [INFO] [stdout] | [INFO] [stdout] 40 | impl<'a> Lexer<'a> { [INFO] [stdout] | ------------------ method in this implementation [INFO] [stdout] ... [INFO] [stdout] 76 | fn float(&mut self) -> Result { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `token_line_and_column` is never used [INFO] [stdout] --> parser/src/lexer.rs:148:15 [INFO] [stdout] | [INFO] [stdout] 148 | pub unsafe fn token_line_and_column(s: &str, token_start: usize) -> (u32, u32) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `last_line_and_column` is never used [INFO] [stdout] --> parser/src/lexer.rs:154:8 [INFO] [stdout] | [INFO] [stdout] 154 | pub fn last_line_and_column(s: &str) -> (u32, u32) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `NodeKind` is never used [INFO] [stdout] --> parser/src/parser.rs:7:10 [INFO] [stdout] | [INFO] [stdout] 7 | pub enum NodeKind { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Node` is never constructed [INFO] [stdout] --> parser/src/parser.rs:21:12 [INFO] [stdout] | [INFO] [stdout] 21 | pub struct Node { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Parser` is never constructed [INFO] [stdout] --> parser/src/parser.rs:27:12 [INFO] [stdout] | [INFO] [stdout] 27 | pub struct Parser<'a> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> parser/src/parser.rs:33:12 [INFO] [stdout] | [INFO] [stdout] 32 | impl<'a> Parser<'a> { [INFO] [stdout] | ------------------- associated items in this implementation [INFO] [stdout] 33 | pub fn new(tokens: &'a [Token]) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 40 | fn unary(&mut self) -> Result { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 56 | fn primary(&mut self) -> Result { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 64 | fn take_token(&mut self) -> TokenKind { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 71 | fn peek_token(&mut self) -> TokenKind { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 78 | fn token_index(&mut self) -> u32 { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 83 | fn push(&mut self, node: Node) -> u32 { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 89 | fn accept_binary(&mut self, kind: NodeKind, lhs: u32, rhs: u32) -> u32 { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 99 | fn accept_unary(&mut self, kind: NodeKind, child: u32) -> u32 { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 103 | fn accept_leaf(&mut self, kind: NodeKind) -> u32 { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 107 | fn error(&mut self, kind: ErrorKind) -> Error { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Primary` and `Unary` are never constructed [INFO] [stdout] --> parser/src/parser.rs:117:5 [INFO] [stdout] | [INFO] [stdout] 116 | pub enum ErrorKind { [INFO] [stdout] | --------- variants in this enum [INFO] [stdout] 117 | Primary, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 118 | Unary, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ErrorKind` 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: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.23s [INFO] running `Command { std: "docker" "inspect" "71ff4a736973ddebef106cbe3dfd092a9c0bcfeb70503f7f877a89b208337826", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "71ff4a736973ddebef106cbe3dfd092a9c0bcfeb70503f7f877a89b208337826", kill_on_drop: false }` [INFO] [stdout] 71ff4a736973ddebef106cbe3dfd092a9c0bcfeb70503f7f877a89b208337826