[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] testing JackToaster/bf-llvm against beta-2021-01-01 for beta-1.50-1
[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 beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "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" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/TheDan64/inkwell`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded radium v0.5.3
[INFO] [stderr]   Downloaded wyz v0.2.0
[INFO] [stderr]   Downloaded funty v1.0.1
[INFO] [stderr]   Downloaded nom v6.0.0
[INFO] [stderr]   Downloaded llvm-sys v100.2.0
[INFO] [stderr]   Downloaded tap v1.0.0
[INFO] [stderr]   Downloaded bitvec v0.19.4
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5f45f7d33181f7a2bf3160eb45f8c6fb09fe193b5c68fe480326776831a419c3
[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" "5f45f7d33181f7a2bf3160eb45f8c6fb09fe193b5c68fe480326776831a419c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f45f7d33181f7a2bf3160eb45f8c6fb09fe193b5c68fe480326776831a419c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f45f7d33181f7a2bf3160eb45f8c6fb09fe193b5c68fe480326776831a419c3", kill_on_drop: false }`
[INFO] [stdout] 5f45f7d33181f7a2bf3160eb45f8c6fb09fe193b5c68fe480326776831a419c3
[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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cb1a224c3ee01cb577d2825f7fd6c7a350796de92dbd37f5bb00b0dfa6c658bd
[INFO] running `Command { std: "docker" "start" "-a" "cb1a224c3ee01cb577d2825f7fd6c7a350796de92dbd37f5bb00b0dfa6c658bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling cc v1.0.62
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling smallvec v1.4.2
[INFO] [stderr]    Compiling inkwell v0.1.0 (https://github.com/TheDan64/inkwell?branch=master#18886e56)
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling tap v1.0.0
[INFO] [stderr]    Compiling wyz v0.2.0
[INFO] [stderr]    Compiling funty v1.0.1
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling instant v0.1.8
[INFO] [stderr]    Compiling lock_api v0.4.1
[INFO] [stderr]    Compiling nom v6.0.0
[INFO] [stderr]    Compiling lexical-core v0.7.4
[INFO] [stderr]    Compiling bitvec v0.19.4
[INFO] [stderr]    Compiling llvm-sys v100.2.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.0
[INFO] [stderr]    Compiling parking_lot v0.11.0
[INFO] [stderr]    Compiling inkwell_internals v0.2.0 (https://github.com/TheDan64/inkwell?branch=master#18886e56)
[INFO] [stderr]    Compiling 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 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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.53s
[INFO] running `Command { std: "docker" "inspect" "cb1a224c3ee01cb577d2825f7fd6c7a350796de92dbd37f5bb00b0dfa6c658bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb1a224c3ee01cb577d2825f7fd6c7a350796de92dbd37f5bb00b0dfa6c658bd", kill_on_drop: false }`
[INFO] [stdout] cb1a224c3ee01cb577d2825f7fd6c7a350796de92dbd37f5bb00b0dfa6c658bd
[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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b17add4ecefd96ed17538a1213fb51a017c1baccbc346b28f45c092721c83a6
[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" "8b17add4ecefd96ed17538a1213fb51a017c1baccbc346b28f45c092721c83a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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 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] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.86s
[INFO] running `Command { std: "docker" "inspect" "8b17add4ecefd96ed17538a1213fb51a017c1baccbc346b28f45c092721c83a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b17add4ecefd96ed17538a1213fb51a017c1baccbc346b28f45c092721c83a6", kill_on_drop: false }`
[INFO] [stdout] 8b17add4ecefd96ed17538a1213fb51a017c1baccbc346b28f45c092721c83a6
[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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 15952bcfac629fec5a32371952062d9168c97f6875a55c40655f6f4171d055a3
[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" "15952bcfac629fec5a32371952062d9168c97f6875a55c40655f6f4171d055a3", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `inkwell::builder::Builder`
[INFO] [stderr]  --> src/compiler/jit.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use inkwell::builder::Builder;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ExecutionEngine`
[INFO] [stderr]  --> src/compiler/jit.rs:4:33
[INFO] [stderr]   |
[INFO] [stderr] 4 | use inkwell::execution_engine::{ExecutionEngine, JitFunction};
[INFO] [stderr]   |                                 ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `inkwell::module::Module`
[INFO] [stderr]  --> src/compiler/jit.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use inkwell::module::Module;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `InitializationConfig`, `Target`
[INFO] [stderr]  --> src/compiler/jit.rs:6:24
[INFO] [stderr]   |
[INFO] [stderr] 6 | use inkwell::targets::{InitializationConfig, Target};
[INFO] [stderr]   |                        ^^^^^^^^^^^^^^^^^^^^  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `compiled`
[INFO] [stderr]   --> src/main.rs:65:9
[INFO] [stderr]    |
[INFO] [stderr] 65 |     let compiled = compiler::jit::compile(parsed)?;
[INFO] [stderr]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_compiled`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/compiler/codegen.rs:70:9
[INFO] [stderr]    |
[INFO] [stderr] 70 |         self.module.print_to_file("module.ir");
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/compiler/jit.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     io::stdout().flush();
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bf_llvm-d2fc3e95fe317a27
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test parser::parse::tests::parse_element ... ok
[INFO] [stdout] test parser::parse::tests::parse_loop ... ok
[INFO] [stdout] test parser::parse::tests::parse_ast ... ok
[INFO] [stdout] test parser::parse::tests::parse_operators ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "15952bcfac629fec5a32371952062d9168c97f6875a55c40655f6f4171d055a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15952bcfac629fec5a32371952062d9168c97f6875a55c40655f6f4171d055a3", kill_on_drop: false }`
[INFO] [stdout] 15952bcfac629fec5a32371952062d9168c97f6875a55c40655f6f4171d055a3