[INFO] cloning repository https://github.com/mikialex/rxsl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mikialex/rxsl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmikialex%2Frxsl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmikialex%2Frxsl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 84e1774d0b251d78e0bab65cf60c2693689f7739
[INFO] checking mikialex/rxsl against try#012cd62c9add58ab3910e44c137d87db3ab70f61 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmikialex%2Frxsl" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mikialex/rxsl
[INFO] finished tweaking git repo https://github.com/mikialex/rxsl
[INFO] tweaked toml for git repo https://github.com/mikialex/rxsl written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mikialex/rxsl on toolchain 012cd62c9add58ab3910e44c137d87db3ab70f61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mikialex/rxsl 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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d777fb8e3a4068ad78ef5cc0770ba9bfd0253759e530a2be2d7185959372d9e
[INFO] running `Command { std: "docker" "start" "-a" "9d777fb8e3a4068ad78ef5cc0770ba9bfd0253759e530a2be2d7185959372d9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d777fb8e3a4068ad78ef5cc0770ba9bfd0253759e530a2be2d7185959372d9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d777fb8e3a4068ad78ef5cc0770ba9bfd0253759e530a2be2d7185959372d9e", kill_on_drop: false }`
[INFO] [stdout] 9d777fb8e3a4068ad78ef5cc0770ba9bfd0253759e530a2be2d7185959372d9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee1f2471cf2a2e166925a08c863c9b7302ed41a51dbaa23f741cfe614263a729
[INFO] running `Command { std: "docker" "start" "-a" "ee1f2471cf2a2e166925a08c863c9b7302ed41a51dbaa23f741cfe614263a729", kill_on_drop: false }`
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]     Checking rxsl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `bool_to_option` has been stable since 1.62.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(bool_to_option)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `bool_to_option` has been stable since 1.62.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(bool_to_option)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `array`
[INFO] [stdout]    --> src/ir_gen.rs:405:39
[INFO] [stdout]     |
[INFO] [stdout] 405 |             Expression::ArrayAccess { array, index } => todo!(),
[INFO] [stdout]     |                                       ^^^^^ help: try ignoring the field: `array: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]    --> src/ir_gen.rs:405:46
[INFO] [stdout]     |
[INFO] [stdout] 405 |             Expression::ArrayAccess { array, index } => todo!(),
[INFO] [stdout]     |                                              ^^^^^ help: try ignoring the field: `index: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `from`
[INFO] [stdout]    --> src/ir_gen.rs:406:38
[INFO] [stdout]     |
[INFO] [stdout] 406 |             Expression::ItemAccess { from, to } => todo!(),
[INFO] [stdout]     |                                      ^^^^ help: try ignoring the field: `from: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `to`
[INFO] [stdout]    --> src/ir_gen.rs:406:44
[INFO] [stdout]     |
[INFO] [stdout] 406 |             Expression::ItemAccess { from, to } => todo!(),
[INFO] [stdout]     |                                            ^^ help: try ignoring the field: `to: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num`
[INFO] [stdout]    --> src/ir_gen.rs:460:50
[INFO] [stdout]     |
[INFO] [stdout] 460 |                     PrimitiveConstValue::Numeric(num) => (
[INFO] [stdout]     |                                                  ^^^ help: if this is intentional, prefix it with an underscore: `_num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `array`
[INFO] [stdout]    --> src/ir_gen.rs:405:39
[INFO] [stdout]     |
[INFO] [stdout] 405 |             Expression::ArrayAccess { array, index } => todo!(),
[INFO] [stdout]     |                                       ^^^^^ help: try ignoring the field: `array: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]    --> src/ir_gen.rs:405:46
[INFO] [stdout]     |
[INFO] [stdout] 405 |             Expression::ArrayAccess { array, index } => todo!(),
[INFO] [stdout]     |                                              ^^^^^ help: try ignoring the field: `index: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `from`
[INFO] [stdout]    --> src/ir_gen.rs:406:38
[INFO] [stdout]     |
[INFO] [stdout] 406 |             Expression::ItemAccess { from, to } => todo!(),
[INFO] [stdout]     |                                      ^^^^ help: try ignoring the field: `from: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `to`
[INFO] [stdout]    --> src/ir_gen.rs:406:44
[INFO] [stdout]     |
[INFO] [stdout] 406 |             Expression::ItemAccess { from, to } => todo!(),
[INFO] [stdout]     |                                            ^^ help: try ignoring the field: `to: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num`
[INFO] [stdout]    --> src/ir_gen.rs:460:50
[INFO] [stdout]     |
[INFO] [stdout] 460 |                     PrimitiveConstValue::Numeric(num) => (
[INFO] [stdout]     |                                                  ^^^ help: if this is intentional, prefix it with an underscore: `_num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/utils/storage.rs:142:17
[INFO] [stdout]     |
[INFO] [stdout] 142 |             let mut old = &mut c.inner[position];
[INFO] [stdout]     |                 ----^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `source` is never read
[INFO] [stdout]   --> src/lexer.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub struct Lexer<'a> {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 65 |     input: &'a str,
[INFO] [stdout] 66 |     source: &'a str,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Lexer` has derived impls for the traits `Debug` and `Clone`, 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] [stdout] warning: constant `test_component` is never used
[INFO] [stdout]    --> src/test/mod.rs:115:7
[INFO] [stdout]     |
[INFO] [stdout] 115 | const test_component: &str = r#"
[INFO] [stdout]     |       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/utils/storage.rs:142:17
[INFO] [stdout]     |
[INFO] [stdout] 142 |             let mut old = &mut c.inner[position];
[INFO] [stdout]     |                 ----^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `source` is never read
[INFO] [stdout]   --> src/lexer.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub struct Lexer<'a> {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 65 |     input: &'a str,
[INFO] [stdout] 66 |     source: &'a str,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Lexer` has derived impls for the traits `Debug` and `Clone`, 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] [stdout] warning: function `parse` is never used
[INFO] [stdout]  --> src/test/mod.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn parse(input: &str) -> Expression {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_parse_statement` is never used
[INFO] [stdout]   --> src/test/mod.rs:43:4
[INFO] [stdout]    |
[INFO] [stdout] 43 | fn test_parse_statement(input: &str) -> Statement {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `test_component` is never used
[INFO] [stdout]    --> src/test/mod.rs:115:7
[INFO] [stdout]     |
[INFO] [stdout] 115 | const test_component: &str = r#"
[INFO] [stdout]     |       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `BasicBlockHandle` does not permit being left uninitialized
[INFO] [stdout]   --> src/control_flow_graph.rs:68:30
[INFO] [stdout]    |
[INFO] [stdout] 68 |             handle: unsafe { MaybeUninit::<BasicBlockHandle>::uninit().assume_init() },
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                              |
[INFO] [stdout]    |                              this code causes undefined behavior when executed
[INFO] [stdout]    |                              help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]    |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]   --> src/control_flow_graph.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 |     inner: NodeIndex,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `test_component` should have an upper case name
[INFO] [stdout]    --> src/test/mod.rs:115:7
[INFO] [stdout]     |
[INFO] [stdout] 115 | const test_component: &str = r#"
[INFO] [stdout]     |       ^^^^^^^^^^^^^^ help: convert the identifier to upper case: `TEST_COMPONENT`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_upper_case_globals)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `BasicBlockHandle` does not permit being left uninitialized
[INFO] [stdout]   --> src/control_flow_graph.rs:68:30
[INFO] [stdout]    |
[INFO] [stdout] 68 |             handle: unsafe { MaybeUninit::<BasicBlockHandle>::uninit().assume_init() },
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                              |
[INFO] [stdout]    |                              this code causes undefined behavior when executed
[INFO] [stdout]    |                              help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]    |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]   --> src/control_flow_graph.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 |     inner: NodeIndex,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `test_component` should have an upper case name
[INFO] [stdout]    --> src/test/mod.rs:115:7
[INFO] [stdout]     |
[INFO] [stdout] 115 | const test_component: &str = r#"
[INFO] [stdout]     |       ^^^^^^^^^^^^^^ help: convert the identifier to upper case: `TEST_COMPONENT`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_upper_case_globals)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.34s
[INFO] running `Command { std: "docker" "inspect" "ee1f2471cf2a2e166925a08c863c9b7302ed41a51dbaa23f741cfe614263a729", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee1f2471cf2a2e166925a08c863c9b7302ed41a51dbaa23f741cfe614263a729", kill_on_drop: false }`
[INFO] [stdout] ee1f2471cf2a2e166925a08c863c9b7302ed41a51dbaa23f741cfe614263a729
