[INFO] cloning repository https://github.com/jufer002/lox-interpreter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jufer002/lox-interpreter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjufer002%2Flox-interpreter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjufer002%2Flox-interpreter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5306e472cacacce9e6eef880be21ccac1d3e3d6c
[INFO] documenting jufer002/lox-interpreter against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjufer002%2Flox-interpreter" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jufer002/lox-interpreter on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jufer002/lox-interpreter
[INFO] finished tweaking git repo https://github.com/jufer002/lox-interpreter
[INFO] tweaked toml for git repo https://github.com/jufer002/lox-interpreter written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/jufer002/lox-interpreter already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e4774c4d3f96c4a4bf3fa04fcc221805bb98c74c2ce13205d14c230faddecc93
[INFO] running `Command { std: "docker" "start" "-a" "e4774c4d3f96c4a4bf3fa04fcc221805bb98c74c2ce13205d14c230faddecc93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4774c4d3f96c4a4bf3fa04fcc221805bb98c74c2ce13205d14c230faddecc93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4774c4d3f96c4a4bf3fa04fcc221805bb98c74c2ce13205d14c230faddecc93", kill_on_drop: false }`
[INFO] [stdout] e4774c4d3f96c4a4bf3fa04fcc221805bb98c74c2ce13205d14c230faddecc93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af5b8cc521134eb8a028f2917214cb1bf9d922b83f8145522a965a55542613a8
[INFO] running `Command { std: "docker" "start" "-a" "af5b8cc521134eb8a028f2917214cb1bf9d922b83f8145522a965a55542613a8", kill_on_drop: false }`
[INFO] [stderr]     Checking lox-interpreter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting lox-interpreter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `tokens`
[INFO] [stdout]   --> src/parser.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     tokens: Vec<Token>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `curr`
[INFO] [stdout]   --> src/parser.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     curr: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/parser.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn new(tokens: Vec<Token>) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `advance`
[INFO] [stdout]   --> src/parser.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn advance(&mut self) -> &Token {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `consume`
[INFO] [stdout]   --> src/parser.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn consume(&mut self, tok_types: &[TokenType]) -> bool {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `check`
[INFO] [stdout]   --> src/parser.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn check(&self, tok_type: &TokenType) -> bool {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `peek`
[INFO] [stdout]   --> src/parser.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 61 |     fn peek(&self) -> &Token {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_at_end`
[INFO] [stdout]   --> src/parser.rs:65:8
[INFO] [stdout]    |
[INFO] [stdout] 65 |     fn is_at_end(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `prev`
[INFO] [stdout]   --> src/parser.rs:69:8
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn prev(&mut self) -> &Token {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `expression`
[INFO] [stdout]   --> src/parser.rs:74:8
[INFO] [stdout]    |
[INFO] [stdout] 74 |     fn expression(&mut self) -> Expr {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `equality`
[INFO] [stdout]   --> src/parser.rs:79:8
[INFO] [stdout]    |
[INFO] [stdout] 79 |     fn equality(&mut self) -> Expr {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `comparison`
[INFO] [stdout]   --> src/parser.rs:95:8
[INFO] [stdout]    |
[INFO] [stdout] 95 |     fn comparison(&mut self) -> Expr {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `term`
[INFO] [stdout]    --> src/parser.rs:113:8
[INFO] [stdout]     |
[INFO] [stdout] 113 |     fn term(&mut self) -> Expr {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `factor`
[INFO] [stdout]    --> src/parser.rs:129:8
[INFO] [stdout]     |
[INFO] [stdout] 129 |     fn factor(&mut self) -> Expr {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `unary`
[INFO] [stdout]    --> src/parser.rs:145:8
[INFO] [stdout]     |
[INFO] [stdout] 145 |     fn unary(&mut self) -> Expr {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `primary`
[INFO] [stdout]    --> src/parser.rs:157:8
[INFO] [stdout]     |
[INFO] [stdout] 157 |     fn primary(&mut self) -> Expr {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.72s
[INFO] running `Command { std: "docker" "inspect" "af5b8cc521134eb8a028f2917214cb1bf9d922b83f8145522a965a55542613a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af5b8cc521134eb8a028f2917214cb1bf9d922b83f8145522a965a55542613a8", kill_on_drop: false }`
[INFO] [stdout] af5b8cc521134eb8a028f2917214cb1bf9d922b83f8145522a965a55542613a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 53abf0b8dba2a0d739e190457935ed28cd0bd2521210a619551fb907a648c5cd
[INFO] running `Command { std: "docker" "start" "-a" "53abf0b8dba2a0d739e190457935ed28cd0bd2521210a619551fb907a648c5cd", kill_on_drop: false }`
[INFO] [stderr]  Documenting lox-interpreter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "53abf0b8dba2a0d739e190457935ed28cd0bd2521210a619551fb907a648c5cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53abf0b8dba2a0d739e190457935ed28cd0bd2521210a619551fb907a648c5cd", kill_on_drop: false }`
[INFO] [stdout] 53abf0b8dba2a0d739e190457935ed28cd0bd2521210a619551fb907a648c5cd