[INFO] cloning repository https://github.com/Running-Lag/BrainF_C
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Running-Lag/BrainF_C" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRunning-Lag%2FBrainF_C", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRunning-Lag%2FBrainF_C'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 14f3475402076adc02222ea784d78b841a8b9f60
[INFO] checking Running-Lag/BrainF_C against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRunning-Lag%2FBrainF_C" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Running-Lag/BrainF_C
[INFO] finished tweaking git repo https://github.com/Running-Lag/BrainF_C
[INFO] tweaked toml for git repo https://github.com/Running-Lag/BrainF_C written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Running-Lag/BrainF_C on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Running-Lag/BrainF_C 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7eb8b0bc3de954a415d41ae8c29c827f7473a6bc7ca67cadc76a10c887b97237
[INFO] running `Command { std: "docker" "start" "-a" "7eb8b0bc3de954a415d41ae8c29c827f7473a6bc7ca67cadc76a10c887b97237", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7eb8b0bc3de954a415d41ae8c29c827f7473a6bc7ca67cadc76a10c887b97237", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7eb8b0bc3de954a415d41ae8c29c827f7473a6bc7ca67cadc76a10c887b97237", kill_on_drop: false }`
[INFO] [stdout] 7eb8b0bc3de954a415d41ae8c29c827f7473a6bc7ca67cadc76a10c887b97237
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 01ee0fa279d234ee319e69abbcce90c98475b8ca59ccea9fe07323a25c1642b5
[INFO] running `Command { std: "docker" "start" "-a" "01ee0fa279d234ee319e69abbcce90c98475b8ca59ccea9fe07323a25c1642b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]    Compiling regex-lite v0.1.7
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]    Compiling cc v1.2.34
[INFO] [stderr]    Compiling beef v0.5.2
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling inkwell v0.6.0
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling logos-codegen v0.15.1
[INFO] [stderr]    Compiling llvm-sys v181.2.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling inkwell_internals v0.11.0
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]    Compiling logos-derive v0.15.1
[INFO] [stderr]     Checking logos v0.15.1
[INFO] [stderr]     Checking brain_f_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `inkwell::values::AnyValue`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use inkwell::values::AnyValue;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `inkwell::values::AnyValue`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use inkwell::values::AnyValue;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `context`
[INFO] [stdout]    --> src/compiler/codegen.rs:233:23
[INFO] [stdout]     |
[INFO] [stdout] 233 |     fn load_print<'b>(context: &'b Context, module: &Module<'b>, void_type: VoidType<'b>, ptr_type: PointerType<'b>) -> FunctionValue<'b> {
[INFO] [stdout]     |                       ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_context`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_decimal` is never used
[INFO] [stdout]   --> src/compiler/lexer.rs:63:4
[INFO] [stdout]    |
[INFO] [stdout] 63 | fn parse_decimal(lex: &mut Lexer<Token>) -> Option<f64>
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `status` is never used
[INFO] [stdout]   --> src/compiler/parser.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl Parser
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 56 |     pub fn status(&self) -> &Status
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<File, !>
[INFO] [stdout]   --> src/main.rs:31:20
[INFO] [stdout]    |
[INFO] [stdout] 31 |       let mut file = File::create(&args[2]).map_err(|_|
[INFO] [stdout]    |  ____________________^
[INFO] [stdout] 32 | |         {
[INFO] [stdout] 33 | |             println!("Could not create the output file!");
[INFO] [stdout] 34 | |             exit(1);
[INFO] [stdout] 35 | |         }).unwrap();
[INFO] [stdout]    | |__________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/compiler/codegen.rs:155:46
[INFO] [stdout]     |
[INFO] [stdout] 155 |     fn codegen_get_pointer_to_selected_value(&self) -> PointerValue
[INFO] [stdout]     |                                              ^^^^^     ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                              |
[INFO] [stdout]     |                                              the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 155 |     fn codegen_get_pointer_to_selected_value(&self) -> PointerValue<'_>
[INFO] [stdout]     |                                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `brain_f_rs` (bin "brain_f_rs" test) due to 1 previous error; 5 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused variable: `context`
[INFO] [stdout]    --> src/compiler/codegen.rs:233:23
[INFO] [stdout]     |
[INFO] [stdout] 233 |     fn load_print<'b>(context: &'b Context, module: &Module<'b>, void_type: VoidType<'b>, ptr_type: PointerType<'b>) -> FunctionValue<'b> {
[INFO] [stdout]     |                       ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_context`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_decimal` is never used
[INFO] [stdout]   --> src/compiler/lexer.rs:63:4
[INFO] [stdout]    |
[INFO] [stdout] 63 | fn parse_decimal(lex: &mut Lexer<Token>) -> Option<f64>
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `status` is never used
[INFO] [stdout]   --> src/compiler/parser.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl Parser
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 56 |     pub fn status(&self) -> &Status
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<File, !>
[INFO] [stdout]   --> src/main.rs:31:20
[INFO] [stdout]    |
[INFO] [stdout] 31 |       let mut file = File::create(&args[2]).map_err(|_|
[INFO] [stdout]    |  ____________________^
[INFO] [stdout] 32 | |         {
[INFO] [stdout] 33 | |             println!("Could not create the output file!");
[INFO] [stdout] 34 | |             exit(1);
[INFO] [stdout] 35 | |         }).unwrap();
[INFO] [stdout]    | |__________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/compiler/codegen.rs:155:46
[INFO] [stdout]     |
[INFO] [stdout] 155 |     fn codegen_get_pointer_to_selected_value(&self) -> PointerValue
[INFO] [stdout]     |                                              ^^^^^     ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                              |
[INFO] [stdout]     |                                              the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 155 |     fn codegen_get_pointer_to_selected_value(&self) -> PointerValue<'_>
[INFO] [stdout]     |                                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `brain_f_rs` (bin "brain_f_rs") due to 1 previous error; 5 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "01ee0fa279d234ee319e69abbcce90c98475b8ca59ccea9fe07323a25c1642b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01ee0fa279d234ee319e69abbcce90c98475b8ca59ccea9fe07323a25c1642b5", kill_on_drop: false }`
[INFO] [stdout] 01ee0fa279d234ee319e69abbcce90c98475b8ca59ccea9fe07323a25c1642b5
