[INFO] cloning repository https://github.com/yahooshiken/rust-parser [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yahooshiken/rust-parser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyahooshiken%2Frust-parser", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyahooshiken%2Frust-parser'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c04a1f0c613310dc8e7f7017c57da0544522234b [INFO] building yahooshiken/rust-parser against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyahooshiken%2Frust-parser" "/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/yahooshiken/rust-parser on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/yahooshiken/rust-parser [INFO] finished tweaking git repo https://github.com/yahooshiken/rust-parser [INFO] tweaked toml for git repo https://github.com/yahooshiken/rust-parser written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/yahooshiken/rust-parser 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fc630afdea884e03b2f94a558be095365c560cde836639101efa37fcdc618cea [INFO] running `Command { std: "docker" "start" "-a" "fc630afdea884e03b2f94a558be095365c560cde836639101efa37fcdc618cea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fc630afdea884e03b2f94a558be095365c560cde836639101efa37fcdc618cea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fc630afdea884e03b2f94a558be095365c560cde836639101efa37fcdc618cea", kill_on_drop: false }` [INFO] [stdout] fc630afdea884e03b2f94a558be095365c560cde836639101efa37fcdc618cea [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 -Dtail-expr-drop-order" "-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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] aba48f0a02a9d37b74efe91677d52aa7d573eb6612b5ae14568d1b9c94a980bf [INFO] running `Command { std: "docker" "start" "-a" "aba48f0a02a9d37b74efe91677d52aa7d573eb6612b5ae14568d1b9c94a980bf", kill_on_drop: false }` [INFO] [stderr] Compiling parser v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/main.rs:121:17 [INFO] [stdout] | [INFO] [stdout] 121 | b'0'...b'9' => lex_a_token!(lex_number(input, pos)), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:152:29 [INFO] [stdout] | [INFO] [stdout] 152 | fn lex_number(input: &[u8], mut pos: usize) -> Result<(Token, usize), LexError> { [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:186:30 [INFO] [stdout] | [INFO] [stdout] 186 | fn skip_spaces(input: &[u8], mut pos: usize) -> Result<((), usize), LexError> { [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `merge` is never used [INFO] [stdout] --> src/main.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 6 | impl Loc { [INFO] [stdout] | -------- method in this implementation [INFO] [stdout] 7 | fn merge(&self, other: &Loc) -> Loc { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `AstKind` is never used [INFO] [stdout] --> src/main.rs:226:6 [INFO] [stdout] | [INFO] [stdout] 226 | enum AstKind { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `Ast` is never used [INFO] [stdout] --> src/main.rs:235:6 [INFO] [stdout] | [INFO] [stdout] 235 | type Ast = Annotation; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated functions `num`, `uniop`, and `binop` are never used [INFO] [stdout] --> src/main.rs:238:8 [INFO] [stdout] | [INFO] [stdout] 237 | impl Ast { [INFO] [stdout] | -------- associated functions in this implementation [INFO] [stdout] 238 | fn num(n: u64, loc: Loc) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 241 | fn uniop(op: UniOp, e: Ast, loc: Loc) -> Self { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 244 | fn binop(op: BinOp, l: Ast, r: Ast, loc: Loc) -> Self { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `UniOpKind` is never used [INFO] [stdout] --> src/main.rs:257:6 [INFO] [stdout] | [INFO] [stdout] 257 | enum UniOpKind { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `UniOp` is never used [INFO] [stdout] --> src/main.rs:262:6 [INFO] [stdout] | [INFO] [stdout] 262 | type UniOp = Annotation; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated functions `plus` and `minus` are never used [INFO] [stdout] --> src/main.rs:265:8 [INFO] [stdout] | [INFO] [stdout] 264 | impl UniOp { [INFO] [stdout] | ---------- associated functions in this implementation [INFO] [stdout] 265 | fn plus(loc: Loc) -> Self { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 268 | fn minus(loc: Loc) -> Self { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `BinOpKind` is never used [INFO] [stdout] --> src/main.rs:274:6 [INFO] [stdout] | [INFO] [stdout] 274 | enum BinOpKind { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `BinOp` is never used [INFO] [stdout] --> src/main.rs:281:6 [INFO] [stdout] | [INFO] [stdout] 281 | type BinOp = Annotation; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated functions `add`, `sub`, `mult`, and `div` are never used [INFO] [stdout] --> src/main.rs:284:8 [INFO] [stdout] | [INFO] [stdout] 283 | impl BinOp { [INFO] [stdout] | ---------- associated functions in this implementation [INFO] [stdout] 284 | fn add(loc: Loc) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 287 | fn sub(loc: Loc) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 290 | fn mult(loc: Loc) -> Self { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 293 | fn div(loc: Loc) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `ParseError` is never used [INFO] [stdout] --> src/main.rs:299:6 [INFO] [stdout] | [INFO] [stdout] 299 | enum ParseError { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_left_binop` is never used [INFO] [stdout] --> src/main.rs:316:4 [INFO] [stdout] | [INFO] [stdout] 316 | fn parse_left_binop( [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_atom` is never used [INFO] [stdout] --> src/main.rs:343:4 [INFO] [stdout] | [INFO] [stdout] 343 | fn parse_atom(tokens: &mut Peekable) -> Result [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_expr1` is never used [INFO] [stdout] --> src/main.rs:367:4 [INFO] [stdout] | [INFO] [stdout] 367 | fn parse_expr1(tokens: &mut Peekable) -> Result [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_expr2` is never used [INFO] [stdout] --> src/main.rs:393:4 [INFO] [stdout] | [INFO] [stdout] 393 | fn parse_expr2(tokens: &mut Peekable) -> Result [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_expr` is never used [INFO] [stdout] --> src/main.rs:416:4 [INFO] [stdout] | [INFO] [stdout] 416 | fn parse_expr(tokens: &mut Peekable) -> Result [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_expr3` is never used [INFO] [stdout] --> src/main.rs:423:4 [INFO] [stdout] | [INFO] [stdout] 423 | fn parse_expr3(tokens: &mut Peekable) -> Result [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse` is never used [INFO] [stdout] --> src/main.rs:446:4 [INFO] [stdout] | [INFO] [stdout] 446 | fn parse(tokens: Vec) -> Result { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.51s [INFO] running `Command { std: "docker" "inspect" "aba48f0a02a9d37b74efe91677d52aa7d573eb6612b5ae14568d1b9c94a980bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aba48f0a02a9d37b74efe91677d52aa7d573eb6612b5ae14568d1b9c94a980bf", kill_on_drop: false }` [INFO] [stdout] aba48f0a02a9d37b74efe91677d52aa7d573eb6612b5ae14568d1b9c94a980bf [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 -Dtail-expr-drop-order" "-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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f0ae88b95770b2ca03dd84af3d2a13bf8a4d31a5d7db9dff8c83b4ea4f82165e [INFO] running `Command { std: "docker" "start" "-a" "f0ae88b95770b2ca03dd84af3d2a13bf8a4d31a5d7db9dff8c83b4ea4f82165e", kill_on_drop: false }` [INFO] [stderr] Compiling parser v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/main.rs:121:17 [INFO] [stdout] | [INFO] [stdout] 121 | b'0'...b'9' => lex_a_token!(lex_number(input, pos)), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:152:29 [INFO] [stdout] | [INFO] [stdout] 152 | fn lex_number(input: &[u8], mut pos: usize) -> Result<(Token, usize), LexError> { [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:186:30 [INFO] [stdout] | [INFO] [stdout] 186 | fn skip_spaces(input: &[u8], mut pos: usize) -> Result<((), usize), LexError> { [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `UnexpectedToken` is never constructed [INFO] [stdout] --> src/main.rs:301:5 [INFO] [stdout] | [INFO] [stdout] 299 | enum ParseError { [INFO] [stdout] | ---------- variant in this enum [INFO] [stdout] 300 | // 予期しないトークン. [INFO] [stdout] 301 | UnexpectedToken(Token), [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ParseError` 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] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.55s [INFO] running `Command { std: "docker" "inspect" "f0ae88b95770b2ca03dd84af3d2a13bf8a4d31a5d7db9dff8c83b4ea4f82165e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f0ae88b95770b2ca03dd84af3d2a13bf8a4d31a5d7db9dff8c83b4ea4f82165e", kill_on_drop: false }` [INFO] [stdout] f0ae88b95770b2ca03dd84af3d2a13bf8a4d31a5d7db9dff8c83b4ea4f82165e