[INFO] cloning repository https://github.com/nate-droid/fox_lang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nate-droid/fox_lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnate-droid%2Ffox_lang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnate-droid%2Ffox_lang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f075b0abbe7480784f8b0566c199d25136010287
[INFO] checking nate-droid/fox_lang against try#9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869 for pr-129249
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnate-droid%2Ffox_lang" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nate-droid/fox_lang on toolchain 9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nate-droid/fox_lang
[INFO] finished tweaking git repo https://github.com/nate-droid/fox_lang
[INFO] tweaked toml for git repo https://github.com/nate-droid/fox_lang written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/nate-droid/fox_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" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "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 nate-droid/fox_lang against try#9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869 for pr-129249
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnate-droid%2Ffox_lang" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nate-droid/fox_lang on toolchain 9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nate-droid/fox_lang
[INFO] finished tweaking git repo https://github.com/nate-droid/fox_lang
[INFO] tweaked toml for git repo https://github.com/nate-droid/fox_lang written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/nate-droid/fox_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" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 91851979b3f553386c8ca38d351cc9adc15365e42785cb3e5b17cfaff9c8d5bd
[INFO] running `Command { std: "docker" "start" "-a" "91851979b3f553386c8ca38d351cc9adc15365e42785cb3e5b17cfaff9c8d5bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "91851979b3f553386c8ca38d351cc9adc15365e42785cb3e5b17cfaff9c8d5bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91851979b3f553386c8ca38d351cc9adc15365e42785cb3e5b17cfaff9c8d5bd", kill_on_drop: false }`
[INFO] [stdout] 91851979b3f553386c8ca38d351cc9adc15365e42785cb3e5b17cfaff9c8d5bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 469bb4075349c1e3affde0a949e6fd2b9752476cd4eeab47c12af71077e8c18a
[INFO] running `Command { std: "docker" "start" "-a" "469bb4075349c1e3affde0a949e6fd2b9752476cd4eeab47c12af71077e8c18a", kill_on_drop: false }`
[INFO] [stderr]     Checking foxlang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::cut::Axiom`
[INFO] [stdout]  --> src/lang_parser.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::cut::Axiom;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::cut::Axiom`
[INFO] [stdout]  --> src/lang_parser.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::cut::Axiom;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/parser.rs:642:13
[INFO] [stdout]     |
[INFO] [stdout] 641 |             panic!("this needs to be parsed as an expression");
[INFO] [stdout]     |             -------------------------------------------------- any code following this expression is unreachable
[INFO] [stdout] 642 |             return Err(ParseError::UnexpectedToken);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/parser.rs:642:13
[INFO] [stdout]     |
[INFO] [stdout] 641 |             panic!("this needs to be parsed as an expression");
[INFO] [stdout]     |             -------------------------------------------------- any code following this expression is unreachable
[INFO] [stdout] 642 |             return Err(ParseError::UnexpectedToken);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `cut::Step` is more private than the item `Axiom::steps`
[INFO] [stdout]    --> src/cut.rs:8:5
[INFO] [stdout]     |
[INFO] [stdout] 8   |     pub steps: Vec<Step>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^ field `Axiom::steps` is reachable at visibility `pub`
[INFO] [stdout]     |
[INFO] [stdout] note: but type `cut::Step` is only usable at visibility `pub(crate)`
[INFO] [stdout]    --> src/cut.rs:126:1
[INFO] [stdout]     |
[INFO] [stdout] 126 | pub(crate) struct Step {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `is_unary_expression`, `is_binary_expression`, and `parse_binary_expression` are never used
[INFO] [stdout]    --> src/parser.rs:561:8
[INFO] [stdout]     |
[INFO] [stdout] 208 | impl Parser {
[INFO] [stdout]     | ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 561 |     fn is_unary_expression(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 568 |     fn is_binary_expression(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 639 |     fn parse_binary_expression(&mut self) -> Result<Node, ParseError> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]  --> src/cut.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Axiom {
[INFO] [stdout]   |            ----- field in this struct
[INFO] [stdout] 5 |     index: usize,
[INFO] [stdout] 6 |     name: String,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `index`, `hypothesis`, and `reference` are never read
[INFO] [stdout]    --> src/cut.rs:127:5
[INFO] [stdout]     |
[INFO] [stdout] 126 | pub(crate) struct Step {
[INFO] [stdout]     |                   ---- fields in this struct
[INFO] [stdout] 127 |     index: usize,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 128 |     hypothesis: (usize, usize),
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 129 |     reference: String,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Step` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `lexer` is never read
[INFO] [stdout]  --> src/lang_parser.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub(crate) struct LangParser<'a> {
[INFO] [stdout]   |                   ---------- field in this struct
[INFO] [stdout] 8 |     lexer: LangLexer<'a>,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `peek_token` is never used
[INFO] [stdout]    --> src/lang_parser.rs:215:8
[INFO] [stdout]     |
[INFO] [stdout] 13  | impl<'a> LangParser<'a> {
[INFO] [stdout]     | ----------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 215 |     fn peek_token(&self) -> Result<Token, String> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `cut::Step` is more private than the item `cut::Axiom::steps`
[INFO] [stdout]    --> src/cut.rs:8:5
[INFO] [stdout]     |
[INFO] [stdout] 8   |     pub steps: Vec<Step>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^ field `cut::Axiom::steps` is reachable at visibility `pub`
[INFO] [stdout]     |
[INFO] [stdout] note: but type `cut::Step` is only usable at visibility `pub(crate)`
[INFO] [stdout]    --> src/cut.rs:126:1
[INFO] [stdout]     |
[INFO] [stdout] 126 | pub(crate) struct Step {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `is_unary_expression`, `is_binary_expression`, and `parse_binary_expression` are never used
[INFO] [stdout]    --> src/parser.rs:561:8
[INFO] [stdout]     |
[INFO] [stdout] 208 | impl Parser {
[INFO] [stdout]     | ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 561 |     fn is_unary_expression(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 568 |     fn is_binary_expression(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 639 |     fn parse_binary_expression(&mut self) -> Result<Node, ParseError> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]  --> src/cut.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Axiom {
[INFO] [stdout]   |            ----- field in this struct
[INFO] [stdout] 5 |     index: usize,
[INFO] [stdout] 6 |     name: String,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `index`, `hypothesis`, and `reference` are never read
[INFO] [stdout]    --> src/cut.rs:127:5
[INFO] [stdout]     |
[INFO] [stdout] 126 | pub(crate) struct Step {
[INFO] [stdout]     |                   ---- fields in this struct
[INFO] [stdout] 127 |     index: usize,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 128 |     hypothesis: (usize, usize),
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 129 |     reference: String,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Step` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `lexer` is never read
[INFO] [stdout]  --> src/lang_parser.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub(crate) struct LangParser<'a> {
[INFO] [stdout]   |                   ---------- field in this struct
[INFO] [stdout] 8 |     lexer: LangLexer<'a>,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `peek_token` is never used
[INFO] [stdout]    --> src/lang_parser.rs:215:8
[INFO] [stdout]     |
[INFO] [stdout] 13  | impl<'a> LangParser<'a> {
[INFO] [stdout]     | ----------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 215 |     fn peek_token(&self) -> Result<Token, String> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::cut::Axiom`
[INFO] [stdout]  --> src/lang_parser.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::cut::Axiom;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::cut::Axiom`
[INFO] [stdout]  --> src/lang_parser.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::cut::Axiom;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/parser.rs:642:13
[INFO] [stdout]     |
[INFO] [stdout] 641 |             panic!("this needs to be parsed as an expression");
[INFO] [stdout]     |             -------------------------------------------------- any code following this expression is unreachable
[INFO] [stdout] 642 |             return Err(ParseError::UnexpectedToken);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/parser.rs:642:13
[INFO] [stdout]     |
[INFO] [stdout] 641 |             panic!("this needs to be parsed as an expression");
[INFO] [stdout]     |             -------------------------------------------------- any code following this expression is unreachable
[INFO] [stdout] 642 |             return Err(ParseError::UnexpectedToken);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `cut::Step` is more private than the item `Axiom::steps`
[INFO] [stdout]    --> src/cut.rs:8:5
[INFO] [stdout]     |
[INFO] [stdout] 8   |     pub steps: Vec<Step>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^ field `Axiom::steps` is reachable at visibility `pub`
[INFO] [stdout]     |
[INFO] [stdout] note: but type `cut::Step` is only usable at visibility `pub(crate)`
[INFO] [stdout]    --> src/cut.rs:126:1
[INFO] [stdout]     |
[INFO] [stdout] 126 | pub(crate) struct Step {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `is_unary_expression`, `is_binary_expression`, and `parse_binary_expression` are never used
[INFO] [stdout]    --> src/parser.rs:561:8
[INFO] [stdout]     |
[INFO] [stdout] 208 | impl Parser {
[INFO] [stdout]     | ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 561 |     fn is_unary_expression(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 568 |     fn is_binary_expression(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 639 |     fn parse_binary_expression(&mut self) -> Result<Node, ParseError> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `lexer` is never read
[INFO] [stdout]  --> src/lang_parser.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub(crate) struct LangParser<'a> {
[INFO] [stdout]   |                   ---------- field in this struct
[INFO] [stdout] 8 |     lexer: LangLexer<'a>,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `peek_token` is never used
[INFO] [stdout]    --> src/lang_parser.rs:215:8
[INFO] [stdout]     |
[INFO] [stdout] 13  | impl<'a> LangParser<'a> {
[INFO] [stdout]     | ----------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 215 |     fn peek_token(&self) -> Result<Token, String> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]  --> src/cut.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Axiom {
[INFO] [stdout]   |            ----- field in this struct
[INFO] [stdout] 5 |     index: usize,
[INFO] [stdout] 6 |     name: String,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `index`, `hypothesis`, and `reference` are never read
[INFO] [stdout]    --> src/cut.rs:127:5
[INFO] [stdout]     |
[INFO] [stdout] 126 | pub(crate) struct Step {
[INFO] [stdout]     |                   ---- fields in this struct
[INFO] [stdout] 127 |     index: usize,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 128 |     hypothesis: (usize, usize),
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 129 |     reference: String,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Step` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `cut::Step` is more private than the item `cut::Axiom::steps`
[INFO] [stdout]    --> src/cut.rs:8:5
[INFO] [stdout]     |
[INFO] [stdout] 8   |     pub steps: Vec<Step>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^ field `cut::Axiom::steps` is reachable at visibility `pub`
[INFO] [stdout]     |
[INFO] [stdout] note: but type `cut::Step` is only usable at visibility `pub(crate)`
[INFO] [stdout]    --> src/cut.rs:126:1
[INFO] [stdout]     |
[INFO] [stdout] 126 | pub(crate) struct Step {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `is_unary_expression`, `is_binary_expression`, and `parse_binary_expression` are never used
[INFO] [stdout]    --> src/parser.rs:561:8
[INFO] [stdout]     |
[INFO] [stdout] 208 | impl Parser {
[INFO] [stdout]     | ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 561 |     fn is_unary_expression(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 568 |     fn is_binary_expression(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 639 |     fn parse_binary_expression(&mut self) -> Result<Node, ParseError> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `lexer` is never read
[INFO] [stdout]  --> src/lang_parser.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub(crate) struct LangParser<'a> {
[INFO] [stdout]   |                   ---------- field in this struct
[INFO] [stdout] 8 |     lexer: LangLexer<'a>,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `peek_token` is never used
[INFO] [stdout]    --> src/lang_parser.rs:215:8
[INFO] [stdout]     |
[INFO] [stdout] 13  | impl<'a> LangParser<'a> {
[INFO] [stdout]     | ----------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 215 |     fn peek_token(&self) -> Result<Token, String> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]  --> src/cut.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Axiom {
[INFO] [stdout]   |            ----- field in this struct
[INFO] [stdout] 5 |     index: usize,
[INFO] [stdout] 6 |     name: String,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `index`, `hypothesis`, and `reference` are never read
[INFO] [stdout]    --> src/cut.rs:127:5
[INFO] [stdout]     |
[INFO] [stdout] 126 | pub(crate) struct Step {
[INFO] [stdout]     |                   ---- fields in this struct
[INFO] [stdout] 127 |     index: usize,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 128 |     hypothesis: (usize, usize),
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 129 |     reference: String,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Step` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "469bb4075349c1e3affde0a949e6fd2b9752476cd4eeab47c12af71077e8c18a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "469bb4075349c1e3affde0a949e6fd2b9752476cd4eeab47c12af71077e8c18a", kill_on_drop: false }`
[INFO] [stdout] 469bb4075349c1e3affde0a949e6fd2b9752476cd4eeab47c12af71077e8c18a