[INFO] cloning repository https://github.com/JackToaster/bf-llvm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JackToaster/bf-llvm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJackToaster%2Fbf-llvm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJackToaster%2Fbf-llvm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a00a322f7d0ff8bbca94b775dc1ba7d78df1f0ef
[INFO] checking JackToaster/bf-llvm against try#b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 for pr-79470
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJackToaster%2Fbf-llvm" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JackToaster/bf-llvm on toolchain b2f80f6008cdafc35b4472bd46afa16cc6b0cd63
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JackToaster/bf-llvm
[INFO] finished tweaking git repo https://github.com/JackToaster/bf-llvm
[INFO] tweaked toml for git repo https://github.com/JackToaster/bf-llvm written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/JackToaster/bf-llvm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fb6ead15ed38bdffdd8fbd0516ed66ce20d9148bd95bcc4a7d9b67c013b54331
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "fb6ead15ed38bdffdd8fbd0516ed66ce20d9148bd95bcc4a7d9b67c013b54331", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb6ead15ed38bdffdd8fbd0516ed66ce20d9148bd95bcc4a7d9b67c013b54331", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb6ead15ed38bdffdd8fbd0516ed66ce20d9148bd95bcc4a7d9b67c013b54331", kill_on_drop: false }`
[INFO] [stdout] fb6ead15ed38bdffdd8fbd0516ed66ce20d9148bd95bcc4a7d9b67c013b54331
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f54989dd718d462cc4d444afb35c9a485d0b64b0ab3f05405c6eb09fe5b55533
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f54989dd718d462cc4d444afb35c9a485d0b64b0ab3f05405c6eb09fe5b55533", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]     Checking funty v1.0.1
[INFO] [stderr]     Checking tap v1.0.0
[INFO] [stderr]    Compiling inkwell v0.1.0 (https://github.com/TheDan64/inkwell?branch=master#18886e56)
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking lexical-core v0.7.4
[INFO] [stderr]     Checking lock_api v0.4.1
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]    Compiling nom v6.0.0
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]     Checking bitvec v0.19.4
[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]     Checking parking_lot v0.11.0
[INFO] [stderr]    Compiling llvm-sys v100.2.0
[INFO] [stderr]    Compiling inkwell_internals v0.2.0 (https://github.com/TheDan64/inkwell?branch=master#18886e56)
[INFO] [stderr]     Checking bf-llvm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `inkwell::builder::Builder`
[INFO] [stdout]  --> src/compiler/jit.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use inkwell::builder::Builder;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ExecutionEngine`
[INFO] [stdout]  --> src/compiler/jit.rs:4:33
[INFO] [stdout]   |
[INFO] [stdout] 4 | use inkwell::execution_engine::{ExecutionEngine, JitFunction};
[INFO] [stdout]   |                                 ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `inkwell::module::Module`
[INFO] [stdout]  --> src/compiler/jit.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use inkwell::module::Module;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `InitializationConfig`, `Target`
[INFO] [stdout]  --> src/compiler/jit.rs:6:24
[INFO] [stdout]   |
[INFO] [stdout] 6 | use inkwell::targets::{InitializationConfig, Target};
[INFO] [stdout]   |                        ^^^^^^^^^^^^^^^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `inkwell::builder::Builder`
[INFO] [stdout]  --> src/compiler/jit.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use inkwell::builder::Builder;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ExecutionEngine`
[INFO] [stdout]  --> src/compiler/jit.rs:4:33
[INFO] [stdout]   |
[INFO] [stdout] 4 | use inkwell::execution_engine::{ExecutionEngine, JitFunction};
[INFO] [stdout]   |                                 ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `inkwell::module::Module`
[INFO] [stdout]  --> src/compiler/jit.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use inkwell::module::Module;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `InitializationConfig`, `Target`
[INFO] [stdout]  --> src/compiler/jit.rs:6:24
[INFO] [stdout]   |
[INFO] [stdout] 6 | use inkwell::targets::{InitializationConfig, Target};
[INFO] [stdout]   |                        ^^^^^^^^^^^^^^^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `compiled`
[INFO] [stdout]   --> src/main.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 |     let compiled = compiler::jit::compile(parsed)?;
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_compiled`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `compiled`
[INFO] [stdout]   --> src/main.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 |     let compiled = compiler::jit::compile(parsed)?;
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_compiled`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/compiler/codegen.rs:70:9
[INFO] [stdout]    |
[INFO] [stdout] 70 |         self.module.print_to_file("module.ir");
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/compiler/jit.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     io::stdout().flush();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/compiler/codegen.rs:70:9
[INFO] [stdout]    |
[INFO] [stdout] 70 |         self.module.print_to_file("module.ir");
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/compiler/jit.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     io::stdout().flush();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 05s
[INFO] running `Command { std: "docker" "inspect" "f54989dd718d462cc4d444afb35c9a485d0b64b0ab3f05405c6eb09fe5b55533", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f54989dd718d462cc4d444afb35c9a485d0b64b0ab3f05405c6eb09fe5b55533", kill_on_drop: false }`
[INFO] [stdout] f54989dd718d462cc4d444afb35c9a485d0b64b0ab3f05405c6eb09fe5b55533