[INFO] cloning repository https://github.com/AntidermisMC/rlox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AntidermisMC/rlox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAntidermisMC%2Frlox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAntidermisMC%2Frlox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c74756662b0b6a15dde73a3b2acffa7bb659155f
[INFO] checking AntidermisMC/rlox against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAntidermisMC%2Frlox" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AntidermisMC/rlox on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AntidermisMC/rlox
[INFO] finished tweaking git repo https://github.com/AntidermisMC/rlox
[INFO] tweaked toml for git repo https://github.com/AntidermisMC/rlox written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/AntidermisMC/rlox already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 73ac8023517ade2dc227d5f32887c3b98e66886e78c480fe729d0bc88e6b5255
[INFO] running `Command { std: "docker" "start" "-a" "73ac8023517ade2dc227d5f32887c3b98e66886e78c480fe729d0bc88e6b5255", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73ac8023517ade2dc227d5f32887c3b98e66886e78c480fe729d0bc88e6b5255", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73ac8023517ade2dc227d5f32887c3b98e66886e78c480fe729d0bc88e6b5255", kill_on_drop: false }`
[INFO] [stdout] 73ac8023517ade2dc227d5f32887c3b98e66886e78c480fe729d0bc88e6b5255
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be94f5e936e5d7b0f13d7ff11c133086b86fe92f91e05af2b6154f7a53dab327
[INFO] running `Command { std: "docker" "start" "-a" "be94f5e936e5d7b0f13d7ff11c133086b86fe92f91e05af2b6154f7a53dab327", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking rlox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `Literal`
[INFO] [stdout]  --> src/ast/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Literal(Literal),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `UnaryOperation`
[INFO] [stdout]  --> src/ast/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     UnaryOperation(Unary),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `BinaryOperation`
[INFO] [stdout]  --> src/ast/mod.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     BinaryOperation(Binary),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `StringLiteral`
[INFO] [stdout]   --> src/ast/mod.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     StringLiteral(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NumberLiteral`
[INFO] [stdout]   --> src/ast/mod.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     NumberLiteral(f64),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `True`
[INFO] [stdout]   --> src/ast/mod.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     True,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `False`
[INFO] [stdout]   --> src/ast/mod.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     False,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Nil`
[INFO] [stdout]   --> src/ast/mod.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Nil,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_one_line`
[INFO] [stdout]   --> src/code_span.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn is_one_line(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `lines`
[INFO] [stdout]   --> src/code_span.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn lines(&self) -> std::ops::Range<usize> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_repr`
[INFO] [stdout]   --> src/code_span.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn get_repr(&self, source: Vec<&str>) -> String {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `unexpected_end_of_file`
[INFO] [stdout]   --> src/error.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn unexpected_end_of_file(position: Location) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `peek_location`
[INFO] [stdout]   --> src/location_tracking_iterator.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn peek_location(&mut self) -> Option<Location> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `peek_location_2`
[INFO] [stdout]   --> src/location_tracking_iterator.rs:79:12
[INFO] [stdout]    |
[INFO] [stdout] 79 |     pub fn peek_location_2(&mut self) -> Option<Location> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_expression`
[INFO] [stdout]  --> src/parsing/mod.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn parse_expression(tokens: &mut TokenStream) -> Result<Expression, Error> {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_equality`
[INFO] [stdout]   --> src/parsing/mod.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn parse_equality(tokens: &mut TokenStream) -> Result<Expression, Error> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_comparison`
[INFO] [stdout]   --> src/parsing/mod.rs:47:4
[INFO] [stdout]    |
[INFO] [stdout] 47 | fn parse_comparison(tokens: &mut TokenStream) -> Result<Expression, Error> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_term`
[INFO] [stdout]   --> src/parsing/mod.rs:71:4
[INFO] [stdout]    |
[INFO] [stdout] 71 | fn parse_term(tokens: &mut TokenStream) -> Result<Expression, Error> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_factor`
[INFO] [stdout]   --> src/parsing/mod.rs:91:4
[INFO] [stdout]    |
[INFO] [stdout] 91 | fn parse_factor(tokens: &mut TokenStream) -> Result<Expression, Error> {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_unary`
[INFO] [stdout]    --> src/parsing/mod.rs:111:4
[INFO] [stdout]     |
[INFO] [stdout] 111 | fn parse_unary(tokens: &mut TokenStream) -> Result<Expression, Error> {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_primary`
[INFO] [stdout]    --> src/parsing/mod.rs:129:4
[INFO] [stdout]     |
[INFO] [stdout] 129 | fn parse_primary(tokens: &mut TokenStream) -> Result<Expression, Error> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `TokenStreamState`
[INFO] [stdout]   --> src/scanning/token/token_stream.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct TokenStreamState {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/scanning/token/token_stream.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn new(text: &'a str) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `back`
[INFO] [stdout]   --> src/scanning/token/token_stream.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn back(&mut self) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_pos`
[INFO] [stdout]   --> src/scanning/token/token_stream.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn set_pos(&mut self, pos: Position) {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `peek`
[INFO] [stdout]   --> src/scanning/token/token_stream.rs:63:12
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub fn peek(&mut self) -> Option<<Self as Iterator>::Item> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `save_position`
[INFO] [stdout]   --> src/scanning/token/token_stream.rs:69:12
[INFO] [stdout]    |
[INFO] [stdout] 69 |     pub fn save_position(&self) -> TokenStreamState {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `load_position`
[INFO] [stdout]   --> src/scanning/token/token_stream.rs:77:12
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub fn load_position(&mut self, save: TokenStreamState) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `current_position`
[INFO] [stdout]   --> src/scanning/token/token_stream.rs:85:12
[INFO] [stdout]    |
[INFO] [stdout] 85 |     pub fn current_position(&self) -> Location {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_of_type`
[INFO] [stdout]   --> src/scanning/token.rs:69:12
[INFO] [stdout]    |
[INFO] [stdout] 69 |     pub fn is_of_type(&self, token_type: TokenType) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `scan_all`
[INFO] [stdout]    --> src/scanning/mod.rs:225:8
[INFO] [stdout]     |
[INFO] [stdout] 225 | pub fn scan_all(code: &str) -> Result<Vec<Token>, Error> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 31 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_one_line`
[INFO] [stdout]   --> src/code_span.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn is_one_line(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `lines`
[INFO] [stdout]   --> src/code_span.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn lines(&self) -> std::ops::Range<usize> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_repr`
[INFO] [stdout]   --> src/code_span.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn get_repr(&self, source: Vec<&str>) -> String {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `Command { std: "docker" "inspect" "be94f5e936e5d7b0f13d7ff11c133086b86fe92f91e05af2b6154f7a53dab327", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be94f5e936e5d7b0f13d7ff11c133086b86fe92f91e05af2b6154f7a53dab327", kill_on_drop: false }`
[INFO] [stdout] be94f5e936e5d7b0f13d7ff11c133086b86fe92f91e05af2b6154f7a53dab327