[INFO] cloning repository https://github.com/takeru56/parser
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/takeru56/parser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftakeru56%2Fparser", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftakeru56%2Fparser'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ccb11ae9f6d2e172c8d23c01759b84c8b03d5009
[INFO] checking takeru56/parser against 1.95.0-beta.7 for beta-1.95-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftakeru56%2Fparser" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/takeru56/parser
[INFO] finished tweaking git repo https://github.com/takeru56/parser
[INFO] tweaked toml for git repo https://github.com/takeru56/parser written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/takeru56/parser on toolchain 1.95.0-beta.7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0-beta.7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/takeru56/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" "+1.95.0-beta.7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking takeru56/parser against 1.95.0-beta.7 for beta-1.95-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftakeru56%2Fparser" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/takeru56/parser
[INFO] finished tweaking git repo https://github.com/takeru56/parser
[INFO] tweaked toml for git repo https://github.com/takeru56/parser written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/takeru56/parser on toolchain 1.95.0-beta.7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0-beta.7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/takeru56/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" "+1.95.0-beta.7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0-beta.7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 381895f0988a7a2084cbd95d745601576db8833007747b131f0f695273742baf
[INFO] running `Command { std: "docker" "start" "-a" "381895f0988a7a2084cbd95d745601576db8833007747b131f0f695273742baf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "381895f0988a7a2084cbd95d745601576db8833007747b131f0f695273742baf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "381895f0988a7a2084cbd95d745601576db8833007747b131f0f695273742baf", kill_on_drop: false }`
[INFO] [stdout] 381895f0988a7a2084cbd95d745601576db8833007747b131f0f695273742baf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0-beta.7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 941bd38a44bd62b042ab60e62d3cd31c18cf3ccec1eccdae66b72b9a0b3ae7db
[INFO] running `Command { std: "docker" "start" "-a" "941bd38a44bd62b042ab60e62d3cd31c18cf3ccec1eccdae66b72b9a0b3ae7db", kill_on_drop: false }`
[INFO] [stderr]     Checking parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/main.rs:161:17
[INFO] [stdout]     |
[INFO] [stdout] 161 |             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 <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/main.rs:161:17
[INFO] [stdout]     |
[INFO] [stdout] 161 |             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 <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `merge` is never used
[INFO] [stdout]  --> src/main.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | impl Loc {
[INFO] [stdout]   | -------- method in this implementation
[INFO] [stdout] 8 |     fn merge(&self, other: &Loc) -> Loc {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ParseError` is never used
[INFO] [stdout]    --> src/main.rs:203:6
[INFO] [stdout]     |
[INFO] [stdout] 203 | enum ParseError {
[INFO] [stdout]     |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `AstKind` is never used
[INFO] [stdout]    --> src/main.rs:213:6
[INFO] [stdout]     |
[INFO] [stdout] 213 | enum AstKind {
[INFO] [stdout]     |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Ast` is never used
[INFO] [stdout]    --> src/main.rs:219:6
[INFO] [stdout]     |
[INFO] [stdout] 219 | type Ast = Annot<AstKind>;
[INFO] [stdout]     |      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `UniOpKind` is never used
[INFO] [stdout]    --> src/main.rs:222:6
[INFO] [stdout]     |
[INFO] [stdout] 222 | enum UniOpKind {
[INFO] [stdout]     |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `UniOp` is never used
[INFO] [stdout]    --> src/main.rs:227:6
[INFO] [stdout]     |
[INFO] [stdout] 227 | type UniOp = Annot<UniOpKind>;
[INFO] [stdout]     |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `plus` and `minus` are never used
[INFO] [stdout]    --> src/main.rs:230:8
[INFO] [stdout]     |
[INFO] [stdout] 229 | impl UniOp {
[INFO] [stdout]     | ---------- associated functions in this implementation
[INFO] [stdout] 230 |     fn plus(loc: Loc) -> Self {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 234 |     fn minus(loc: Loc) -> Self {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `BinOpKind` is never used
[INFO] [stdout]    --> src/main.rs:240:6
[INFO] [stdout]     |
[INFO] [stdout] 240 | enum BinOpKind {
[INFO] [stdout]     |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `BinOp` is never used
[INFO] [stdout]    --> src/main.rs:247:6
[INFO] [stdout]     |
[INFO] [stdout] 247 | type BinOp = Annot<BinOpKind>;
[INFO] [stdout]     |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `add`, `sub`, `mult`, and `div` are never used
[INFO] [stdout]    --> src/main.rs:250:8
[INFO] [stdout]     |
[INFO] [stdout] 249 | impl BinOp {
[INFO] [stdout]     | ---------- associated functions in this implementation
[INFO] [stdout] 250 |     fn add(loc: Loc) -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 253 |     fn sub(loc: Loc) -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 256 |     fn mult(loc: Loc) -> Self {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 259 |     fn div(loc: Loc) -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `num`, `uniop`, and `binop` are never used
[INFO] [stdout]    --> src/main.rs:265:8
[INFO] [stdout]     |
[INFO] [stdout] 264 | impl Ast {
[INFO] [stdout]     | -------- associated functions in this implementation
[INFO] [stdout] 265 |     fn num(n: u64, loc: Loc) -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 269 |     fn uniop(op: UniOp, e: Ast, loc: Loc) -> Self {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 273 |     fn binop(op: BinOp, l: Ast, r: Ast, loc: Loc) -> Self {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `add` is never used
[INFO] [stdout]    --> src/main.rs:289:4
[INFO] [stdout]     |
[INFO] [stdout] 289 | fn add<Tokens>(tokens: &mut Peekable<Tokens>) -> Result<Ast, ParseError>
[INFO] [stdout]     |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mul` is never used
[INFO] [stdout]    --> src/main.rs:321:4
[INFO] [stdout]     |
[INFO] [stdout] 321 | fn mul<Tokens>(tokens: &mut Peekable<Tokens>) -> Result<Ast, ParseError>
[INFO] [stdout]     |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `unary` is never used
[INFO] [stdout]    --> src/main.rs:350:4
[INFO] [stdout]     |
[INFO] [stdout] 350 | fn unary<Tokens>(tokens: &mut Peekable<Tokens>) -> Result<Ast, ParseError>
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `atom` is never used
[INFO] [stdout]    --> src/main.rs:378:4
[INFO] [stdout]     |
[INFO] [stdout] 378 | fn atom<Tokens>(tokens: &mut Peekable<Tokens>) -> Result<Ast, ParseError>
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse` is never used
[INFO] [stdout]    --> src/main.rs:402:4
[INFO] [stdout]     |
[INFO] [stdout] 402 | fn parse(tokens: Vec<Token>) -> Result<Ast, ParseError> {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_expr` is never used
[INFO] [stdout]    --> src/main.rs:411:4
[INFO] [stdout]     |
[INFO] [stdout] 411 | fn parse_expr<Tokens>(tokens: &mut Peekable<Tokens>) -> Result<Ast, ParseError>
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `UnexpectedToken` and `NotOperation` are never constructed
[INFO] [stdout]    --> src/main.rs:204:5
[INFO] [stdout]     |
[INFO] [stdout] 203 | enum ParseError {
[INFO] [stdout]     |      ---------- variants in this enum
[INFO] [stdout] 204 |     UnexpectedToken(Token),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 205 |     NotExpression(Token),
[INFO] [stdout] 206 |     NotOperation(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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "941bd38a44bd62b042ab60e62d3cd31c18cf3ccec1eccdae66b72b9a0b3ae7db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "941bd38a44bd62b042ab60e62d3cd31c18cf3ccec1eccdae66b72b9a0b3ae7db", kill_on_drop: false }`
[INFO] [stdout] 941bd38a44bd62b042ab60e62d3cd31c18cf3ccec1eccdae66b72b9a0b3ae7db
