[INFO] cloning repository https://github.com/VladislavIzbash/Brainfucker
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/VladislavIzbash/Brainfucker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVladislavIzbash%2FBrainfucker", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVladislavIzbash%2FBrainfucker'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 01b89561f45b6c47301769260728620d61af8cdb
[INFO] testing VladislavIzbash/Brainfucker against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVladislavIzbash%2FBrainfucker" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/VladislavIzbash/Brainfucker on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/VladislavIzbash/Brainfucker
[INFO] finished tweaking git repo https://github.com/VladislavIzbash/Brainfucker
[INFO] tweaked toml for git repo https://github.com/VladislavIzbash/Brainfucker written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/VladislavIzbash/Brainfucker already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--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 llvm-sys v120.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a35820c704c15d7d70e919609d22187e710566980e43219a8db19316119024e0
[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" "a35820c704c15d7d70e919609d22187e710566980e43219a8db19316119024e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a35820c704c15d7d70e919609d22187e710566980e43219a8db19316119024e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a35820c704c15d7d70e919609d22187e710566980e43219a8db19316119024e0", kill_on_drop: false }`
[INFO] [stdout] a35820c704c15d7d70e919609d22187e710566980e43219a8db19316119024e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d5da87046cdbdf1307ea59abbad7e2b08ee408a6874a1d87a34808eab1ddc43
[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" "6d5da87046cdbdf1307ea59abbad7e2b08ee408a6874a1d87a34808eab1ddc43", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.30
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling cc v1.0.71
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling anyhow v1.0.44
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling inkwell v0.1.0 (https://github.com/TheDan64/inkwell?branch=master#bec0222f)
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling textwrap v0.14.2
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling os_str_bytes v4.2.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling llvm-sys v120.2.1
[INFO] [stdout] error: No suitable version of LLVM was found system-wide or pointed
[INFO] [stdout]        to by LLVM_SYS_120_PREFIX.
[INFO] [stdout] 
[INFO] [stdout]        Consider using `llvmenv` to compile an appropriate copy of LLVM, and
[INFO] [stdout]        refer to the llvm-sys documentation for more information.
[INFO] [stdout] 
[INFO] [stdout]        llvm-sys: https://crates.io/crates/llvm-sys
[INFO] [stdout]        llvmenv: https://crates.io/crates/llvmenv
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-120.2.1/src/lib.rs:486:1
[INFO] [stdout]     |
[INFO] [stdout] 486 | / std::compile_error!(concat!(
[INFO] [stdout] 487 | |     "No suitable version of LLVM was found system-wide or pointed
[INFO] [stdout] 488 | |        to by LLVM_SYS_",
[INFO] [stdout] 489 | |     env!("CARGO_PKG_VERSION_MAJOR"),
[INFO] [stdout] ...   |
[INFO] [stdout] 496 | |        llvmenv: https://crates.io/crates/llvmenv"
[INFO] [stdout] 497 | | ));
[INFO] [stdout]     | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `llvm-sys` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "6d5da87046cdbdf1307ea59abbad7e2b08ee408a6874a1d87a34808eab1ddc43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d5da87046cdbdf1307ea59abbad7e2b08ee408a6874a1d87a34808eab1ddc43", kill_on_drop: false }`
[INFO] [stdout] 6d5da87046cdbdf1307ea59abbad7e2b08ee408a6874a1d87a34808eab1ddc43