[INFO] cloning repository https://github.com/sdmcode/i_v [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sdmcode/i_v" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsdmcode%2Fi_v", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsdmcode%2Fi_v'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] aa8d4e6cdb581bf2efdd11c8e86e84f3051f9ac3 [INFO] testing sdmcode/i_v against try#0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6 for pr-137122-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsdmcode%2Fi_v" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/sdmcode/i_v [INFO] finished tweaking git repo https://github.com/sdmcode/i_v [INFO] tweaked toml for git repo https://github.com/sdmcode/i_v written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/sdmcode/i_v on toolchain 0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/sdmcode/i_v 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" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fe832be8b28de50d8ed66c2b06f384d0c04ab498d1e66ac766c8cf35ef493782 [INFO] running `Command { std: "docker" "start" "-a" "fe832be8b28de50d8ed66c2b06f384d0c04ab498d1e66ac766c8cf35ef493782", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fe832be8b28de50d8ed66c2b06f384d0c04ab498d1e66ac766c8cf35ef493782", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fe832be8b28de50d8ed66c2b06f384d0c04ab498d1e66ac766c8cf35ef493782", kill_on_drop: false }` [INFO] [stdout] fe832be8b28de50d8ed66c2b06f384d0c04ab498d1e66ac766c8cf35ef493782 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 19b56a9fdcd856d0089c2553e3f4c72827e9aaeaabb47318097fdf3c15702053 [INFO] running `Command { std: "docker" "start" "-a" "19b56a9fdcd856d0089c2553e3f4c72827e9aaeaabb47318097fdf3c15702053", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling i_v v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `compiler::parser::ParseResult` [INFO] [stdout] --> src/repl/mod.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use compiler::parser::ParseResult; [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/compiler/parser.rs:540:9 [INFO] [stdout] | [INFO] [stdout] 493 | / loop { [INFO] [stdout] 494 | | [INFO] [stdout] 495 | | match cmp.clone() { [INFO] [stdout] 496 | | ParseResult::Success(lr) => { [INFO] [stdout] ... | [INFO] [stdout] 539 | | } [INFO] [stdout] | |_________- any code following this expression is unreachable [INFO] [stdout] 540 | return cmp; [INFO] [stdout] | ^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/compiler/parser.rs:828:9 [INFO] [stdout] | [INFO] [stdout] 787 | / match cur_token { [INFO] [stdout] 788 | | Token::Print => return self.parse_print_expression(), [INFO] [stdout] 789 | | Token::LeftBrace => { [INFO] [stdout] 790 | | let mut exs = vec!(); [INFO] [stdout] ... | [INFO] [stdout] 825 | | _ => return self.parse_statement() [INFO] [stdout] 826 | | } [INFO] [stdout] | |_________- any code following this `match` expression is unreachable, as all arms diverge [INFO] [stdout] 827 | [INFO] [stdout] 828 | return ParseResult::Failed("lol".to_string()) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/compiler/parser.rs:271:16 [INFO] [stdout] | [INFO] [stdout] 271 | pub fn new(mut toks: Vec) -> Parser { [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: unused variable: `v` [INFO] [stdout] --> src/compiler/parser.rs:562:81 [INFO] [stdout] | [INFO] [stdout] 562 | ... ExpressionType::LiteralExpression(name, v) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `ident` is never read [INFO] [stdout] --> src/compiler/parser.rs:597:17 [INFO] [stdout] | [INFO] [stdout] 597 | let mut ident = String::new(); [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `name` is never read [INFO] [stdout] --> src/compiler/parser.rs:688:25 [INFO] [stdout] | [INFO] [stdout] 688 | let mut name = String::new(); [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/compiler/parser.rs:834:34 [INFO] [stdout] | [INFO] [stdout] 834 | ParseResult::Success(s) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `skip` is never used [INFO] [stdout] --> src/compiler/mod.rs:139:8 [INFO] [stdout] | [INFO] [stdout] 18 | impl<'a> Scanner<'a> { [INFO] [stdout] | -------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 139 | fn skip(&mut self, num: usize) { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `return_type` and `ident` are never read [INFO] [stdout] --> src/compiler/parser.rs:192:5 [INFO] [stdout] | [INFO] [stdout] 191 | pub struct Argument { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] 192 | return_type: ReturnType, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 193 | ident: String [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Argument` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/compiler/mod.rs:20:23 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn new(input: &str) -> Scanner { [INFO] [stdout] | ^^^^ ------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 20 | pub fn new(input: &str) -> Scanner<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `compiler::parser::ParseResult` [INFO] [stdout] --> src/repl/mod.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use compiler::parser::ParseResult; [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/compiler/parser.rs:540:9 [INFO] [stdout] | [INFO] [stdout] 493 | / loop { [INFO] [stdout] 494 | | [INFO] [stdout] 495 | | match cmp.clone() { [INFO] [stdout] 496 | | ParseResult::Success(lr) => { [INFO] [stdout] ... | [INFO] [stdout] 539 | | } [INFO] [stdout] | |_________- any code following this expression is unreachable [INFO] [stdout] 540 | return cmp; [INFO] [stdout] | ^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/compiler/parser.rs:828:9 [INFO] [stdout] | [INFO] [stdout] 787 | / match cur_token { [INFO] [stdout] 788 | | Token::Print => return self.parse_print_expression(), [INFO] [stdout] 789 | | Token::LeftBrace => { [INFO] [stdout] 790 | | let mut exs = vec!(); [INFO] [stdout] ... | [INFO] [stdout] 825 | | _ => return self.parse_statement() [INFO] [stdout] 826 | | } [INFO] [stdout] | |_________- any code following this `match` expression is unreachable, as all arms diverge [INFO] [stdout] 827 | [INFO] [stdout] 828 | return ParseResult::Failed("lol".to_string()) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/compiler/parser.rs:271:16 [INFO] [stdout] | [INFO] [stdout] 271 | pub fn new(mut toks: Vec) -> Parser { [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: unused variable: `v` [INFO] [stdout] --> src/compiler/parser.rs:562:81 [INFO] [stdout] | [INFO] [stdout] 562 | ... ExpressionType::LiteralExpression(name, v) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `ident` is never read [INFO] [stdout] --> src/compiler/parser.rs:597:17 [INFO] [stdout] | [INFO] [stdout] 597 | let mut ident = String::new(); [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `name` is never read [INFO] [stdout] --> src/compiler/parser.rs:688:25 [INFO] [stdout] | [INFO] [stdout] 688 | let mut name = String::new(); [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/compiler/parser.rs:834:34 [INFO] [stdout] | [INFO] [stdout] 834 | ParseResult::Success(s) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `skip` is never used [INFO] [stdout] --> src/compiler/mod.rs:139:8 [INFO] [stdout] | [INFO] [stdout] 18 | impl<'a> Scanner<'a> { [INFO] [stdout] | -------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 139 | fn skip(&mut self, num: usize) { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `return_type` and `ident` are never read [INFO] [stdout] --> src/compiler/parser.rs:192:5 [INFO] [stdout] | [INFO] [stdout] 191 | pub struct Argument { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] 192 | return_type: ReturnType, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 193 | ident: String [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Argument` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/compiler/mod.rs:20:23 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn new(input: &str) -> Scanner { [INFO] [stdout] | ^^^^ ------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 20 | pub fn new(input: &str) -> Scanner<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.74s [INFO] running `Command { std: "docker" "inspect" "19b56a9fdcd856d0089c2553e3f4c72827e9aaeaabb47318097fdf3c15702053", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "19b56a9fdcd856d0089c2553e3f4c72827e9aaeaabb47318097fdf3c15702053", kill_on_drop: false }` [INFO] [stdout] 19b56a9fdcd856d0089c2553e3f4c72827e9aaeaabb47318097fdf3c15702053 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2e1f0b2ade0207f5be05354beecdb437ae5044540f2d0e9d837588d2cbdea178 [INFO] running `Command { std: "docker" "start" "-a" "2e1f0b2ade0207f5be05354beecdb437ae5044540f2d0e9d837588d2cbdea178", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stdout] warning: unused import: `compiler::parser::ParseResult` [INFO] [stdout] --> src/repl/mod.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use compiler::parser::ParseResult; [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/compiler/parser.rs:540:9 [INFO] [stdout] | [INFO] [stdout] 493 | / loop { [INFO] [stdout] 494 | | [INFO] [stdout] 495 | | match cmp.clone() { [INFO] [stdout] 496 | | ParseResult::Success(lr) => { [INFO] [stdout] ... | [INFO] [stdout] 539 | | } [INFO] [stdout] | |_________- any code following this expression is unreachable [INFO] [stdout] 540 | return cmp; [INFO] [stdout] | ^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/compiler/parser.rs:828:9 [INFO] [stdout] | [INFO] [stdout] 787 | / match cur_token { [INFO] [stdout] 788 | | Token::Print => return self.parse_print_expression(), [INFO] [stdout] 789 | | Token::LeftBrace => { [INFO] [stdout] 790 | | let mut exs = vec!(); [INFO] [stdout] ... | [INFO] [stdout] 825 | | _ => return self.parse_statement() [INFO] [stdout] 826 | | } [INFO] [stdout] | |_________- any code following this `match` expression is unreachable, as all arms diverge [INFO] [stdout] 827 | [INFO] [stdout] 828 | return ParseResult::Failed("lol".to_string()) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/compiler/parser.rs:271:16 [INFO] [stdout] | [INFO] [stdout] 271 | pub fn new(mut toks: Vec) -> Parser { [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: unused variable: `v` [INFO] [stdout] --> src/compiler/parser.rs:562:81 [INFO] [stdout] | [INFO] [stdout] 562 | ... ExpressionType::LiteralExpression(name, v) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `ident` is never read [INFO] [stdout] --> src/compiler/parser.rs:597:17 [INFO] [stdout] | [INFO] [stdout] 597 | let mut ident = String::new(); [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `name` is never read [INFO] [stdout] --> src/compiler/parser.rs:688:25 [INFO] [stdout] | [INFO] [stdout] 688 | let mut name = String::new(); [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/compiler/parser.rs:834:34 [INFO] [stdout] | [INFO] [stdout] 834 | ParseResult::Success(s) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `skip` is never used [INFO] [stdout] --> src/compiler/mod.rs:139:8 [INFO] [stdout] | [INFO] [stdout] 18 | impl<'a> Scanner<'a> { [INFO] [stdout] | -------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 139 | fn skip(&mut self, num: usize) { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `return_type` and `ident` are never read [INFO] [stdout] --> src/compiler/parser.rs:192:5 [INFO] [stdout] | [INFO] [stdout] 191 | pub struct Argument { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] 192 | return_type: ReturnType, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 193 | ident: String [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Argument` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/compiler/mod.rs:20:23 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn new(input: &str) -> Scanner { [INFO] [stdout] | ^^^^ ------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 20 | pub fn new(input: &str) -> Scanner<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling i_v v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `compiler::parser::ParseResult` [INFO] [stdout] --> src/repl/mod.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use compiler::parser::ParseResult; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `compiler::parser::ParseResult` [INFO] [stdout] --> src/repl/mod.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use compiler::parser::ParseResult; [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/compiler/parser.rs:540:9 [INFO] [stdout] | [INFO] [stdout] 493 | / loop { [INFO] [stdout] 494 | | [INFO] [stdout] 495 | | match cmp.clone() { [INFO] [stdout] 496 | | ParseResult::Success(lr) => { [INFO] [stdout] ... | [INFO] [stdout] 539 | | } [INFO] [stdout] | |_________- any code following this expression is unreachable [INFO] [stdout] 540 | return cmp; [INFO] [stdout] | ^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/compiler/parser.rs:828:9 [INFO] [stdout] | [INFO] [stdout] 787 | / match cur_token { [INFO] [stdout] 788 | | Token::Print => return self.parse_print_expression(), [INFO] [stdout] 789 | | Token::LeftBrace => { [INFO] [stdout] 790 | | let mut exs = vec!(); [INFO] [stdout] ... | [INFO] [stdout] 825 | | _ => return self.parse_statement() [INFO] [stdout] 826 | | } [INFO] [stdout] | |_________- any code following this `match` expression is unreachable, as all arms diverge [INFO] [stdout] 827 | [INFO] [stdout] 828 | return ParseResult::Failed("lol".to_string()) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/compiler/parser.rs:271:16 [INFO] [stdout] | [INFO] [stdout] 271 | pub fn new(mut toks: Vec) -> Parser { [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: unused variable: `v` [INFO] [stdout] --> src/compiler/parser.rs:562:81 [INFO] [stdout] | [INFO] [stdout] 562 | ... ExpressionType::LiteralExpression(name, v) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `ident` is never read [INFO] [stdout] --> src/compiler/parser.rs:597:17 [INFO] [stdout] | [INFO] [stdout] 597 | let mut ident = String::new(); [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `name` is never read [INFO] [stdout] --> src/compiler/parser.rs:688:25 [INFO] [stdout] | [INFO] [stdout] 688 | let mut name = String::new(); [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/compiler/parser.rs:834:34 [INFO] [stdout] | [INFO] [stdout] 834 | ParseResult::Success(s) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `return_type` and `ident` are never read [INFO] [stdout] --> src/compiler/parser.rs:192:5 [INFO] [stdout] | [INFO] [stdout] 191 | pub struct Argument { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] 192 | return_type: ReturnType, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 193 | ident: String [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Argument` 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] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/compiler/mod.rs:20:23 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn new(input: &str) -> Scanner { [INFO] [stdout] | ^^^^ ------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 20 | pub fn new(input: &str) -> Scanner<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `i_v` (lib test); 1 warning emitted [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] No space left on device (os error 28) [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] failed to parse process output: `/opt/rustwide/rustup-home/toolchains/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/bin/rustc --crate-name i_v --edition=2015 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=4e05fce838ffda6b -C extra-filename=-7d84523493d57dbe --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints=forbid` (exit status: 101) [INFO] running `Command { std: "docker" "inspect" "2e1f0b2ade0207f5be05354beecdb437ae5044540f2d0e9d837588d2cbdea178", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2e1f0b2ade0207f5be05354beecdb437ae5044540f2d0e9d837588d2cbdea178", kill_on_drop: false }` [INFO] [stdout] 2e1f0b2ade0207f5be05354beecdb437ae5044540f2d0e9d837588d2cbdea178