[INFO] cloning repository https://github.com/Yu212/untitled-lang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Yu212/untitled-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYu212%2Funtitled-lang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYu212%2Funtitled-lang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 46d7aff160ff90efdba61c7b298ab224bee63409
[INFO] checking Yu212/untitled-lang against master#c8551d3c63c51f290cf1dc9dc4714249ea849fd1 for pr-148946
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYu212%2Funtitled-lang" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Yu212/untitled-lang
[INFO] finished tweaking git repo https://github.com/Yu212/untitled-lang
[INFO] tweaked toml for git repo https://github.com/Yu212/untitled-lang written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Yu212/untitled-lang on toolchain c8551d3c63c51f290cf1dc9dc4714249ea849fd1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c8551d3c63c51f290cf1dc9dc4714249ea849fd1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Yu212/untitled-lang 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" "+c8551d3c63c51f290cf1dc9dc4714249ea849fd1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded llvm-sys v160.2.1
[INFO] [stderr]   Downloaded la-arena v0.3.1
[INFO] [stderr]   Downloaded inkwell_internals v0.11.0
[INFO] [stderr]   Downloaded anstream v0.6.17
[INFO] [stderr]   Downloaded anstyle v1.0.9
[INFO] [stderr]   Downloaded unscanny v0.1.0
[INFO] [stderr]   Downloaded ecow v0.2.5
[INFO] [stderr]   Downloaded str_indices v0.4.3
[INFO] [stderr]   Downloaded tower-lsp-macros v0.9.0
[INFO] [stderr]   Downloaded tower-lsp v0.20.0
[INFO] [stderr]   Downloaded inkwell v0.6.0
[INFO] [stderr]   Downloaded lsp-types v0.94.1
[INFO] [stderr]   Downloaded insta v1.43.1
[INFO] [stderr]   Downloaded ropey v1.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "+c8551d3c63c51f290cf1dc9dc4714249ea849fd1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0a0e1a9aac209b473d117219257d2bc49e72c179fa6c6e132a4b6a66dda4f6fb
[INFO] running `Command { std: "docker" "start" "-a" "0a0e1a9aac209b473d117219257d2bc49e72c179fa6c6e132a4b6a66dda4f6fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a0e1a9aac209b473d117219257d2bc49e72c179fa6c6e132a4b6a66dda4f6fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a0e1a9aac209b473d117219257d2bc49e72c179fa6c6e132a4b6a66dda4f6fb", kill_on_drop: false }`
[INFO] [stdout] 0a0e1a9aac209b473d117219257d2bc49e72c179fa6c6e132a4b6a66dda4f6fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c8551d3c63c51f290cf1dc9dc4714249ea849fd1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1e72c1e5591c168b61ce71f2cfe634153870f673018d1524818132ebf803fd3
[INFO] running `Command { std: "docker" "start" "-a" "c1e72c1e5591c168b61ce71f2cfe634153870f673018d1524818132ebf803fd3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling libc v0.2.161
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking anstyle v1.0.9
[INFO] [stderr]    Compiling thiserror v1.0.65
[INFO] [stderr]    Compiling inkwell v0.6.0
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]     Checking text-size v1.1.1
[INFO] [stderr]     Checking similar v2.6.0
[INFO] [stderr]     Checking countme v3.0.1
[INFO] [stderr]     Checking pin-project-lite v0.2.15
[INFO] [stderr]    Compiling serde v1.0.213
[INFO] [stderr]     Checking unscanny v0.1.0
[INFO] [stderr]     Checking ecow v0.2.5
[INFO] [stderr]     Checking la-arena v0.3.1
[INFO] [stderr]     Checking drop_bomb v0.1.5
[INFO] [stderr]    Compiling serde_json v1.0.132
[INFO] [stderr]     Checking unicode-bidi v0.3.17
[INFO] [stderr]     Checking bytes v1.8.0
[INFO] [stderr]     Checking itertools v0.14.0
[INFO] [stderr]     Checking arbitrary v1.3.2
[INFO] [stderr]     Checking str_indices v0.4.3
[INFO] [stderr]     Checking ropey v1.6.1
[INFO] [stderr]     Checking anstream v0.6.17
[INFO] [stderr]     Checking clap_builder v4.5.37
[INFO] [stderr]     Checking rowan v0.16.1
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]     Checking console v0.15.8
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking mio v1.0.2
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling syn v2.0.85
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking dashmap v5.5.3
[INFO] [stderr]     Checking dashmap v6.1.0
[INFO] [stderr]    Compiling jobserver v0.1.32
[INFO] [stderr]     Checking insta v1.43.1
[INFO] [stderr]    Compiling cc v1.1.31
[INFO] [stderr]    Compiling llvm-sys v160.2.1
[INFO] [stderr]    Compiling libfuzzer-sys v0.4.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.65
[INFO] [stderr]    Compiling clap_derive v4.5.32
[INFO] [stderr]    Compiling inkwell_internals v0.11.0
[INFO] [stderr]    Compiling serde_derive v1.0.213
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling pin-project-internal v1.1.7
[INFO] [stderr]    Compiling serde_repr v0.1.19
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling tower-lsp-macros v0.9.0
[INFO] [stderr]    Compiling async-trait v0.1.83
[INFO] [stderr]    Compiling auto_impl v1.2.0
[INFO] [stderr]     Checking tokio v1.41.0
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking pin-project v1.1.7
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr] warning: libfuzzer-sys@0.4.7: c++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr] warning: libfuzzer-sys@0.4.7: compilation terminated.
[INFO] [stderr] warning: libfuzzer-sys@0.4.7: ToolExecError: Command "c++" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-gdwarf-4" "-fno-omit-frame-pointer" "-m64" "-Wall" "-Wextra" "-std=c++17" "-fno-omit-frame-pointer" "-w" "-o" "/opt/rustwide/target/debug/build/libfuzzer-sys-0523eb6e157be98f/out/dea49a5d26799b40-FuzzerDriver.o" "-c" "libfuzzer/FuzzerDriver.cpp" with args c++ did not execute successfully (status code exit status: 1).
[INFO] [stderr] error: failed to run custom build command for `libfuzzer-sys v0.4.7`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/libfuzzer-sys-4f166dfda2f4a0c4/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-env-changed=CUSTOM_LIBFUZZER_PATH
[INFO] [stderr]   cargo:rerun-if-changed=libfuzzer/FuzzerUtilPosix.cpp
[INFO] [stderr]   cargo:rerun-if-changed=libfuzzer/FuzzerUtilLinux.cpp
[INFO] [stderr]   cargo:rerun-if-changed=libfuzzer/FuzzerCrossOver.cpp
[INFO] [stderr]   cargo:rerun-if-changed=libfuzzer/FuzzerExtraCountersDarwin.cpp
[INFO] [stderr]   cargo:rerun-if-changed=libfuzzer/FuzzerLoop.cpp
[INFO] [stderr]   cargo:rerun-if-changed=libfuzzer/FuzzerExtFunctionsWindows.cpp
[INFO] [stderr]   cargo:rerun-if-changed=libfuzzer/FuzzerMerge.cpp
[INFO] [stderr]   cargo:rerun-if-changed=libfuzzer/FuzzerExtFunctionsWeak.cpp
[INFO] [stderr]   cargo:rerun-if-changed=libfuzzer/FuzzerIO.cpp
[INFO] [stderr]   cargo:rerun-if-changed=libfuzzer/FuzzerInterceptors.cpp
[INFO] [stderr]   cargo:rerun-if-changed=libfuzzer/FuzzerMain.cpp
[INFO] [stderr]   cargo:rerun-if-changed=libfuzzer/FuzzerUtilWindows.cpp
[INFO] [stderr]   cargo:rerun-if-changed=libfuzzer/FuzzerExtFunctionsDlsym.cpp
[INFO] [stderr]   cargo:rerun-if-changed=libfuzzer/FuzzerExtraCounters.cpp
[INFO] [stderr]   cargo:rerun-if-changed=libfuzzer/FuzzerFork.cpp
[INFO] [stderr]   cargo:rerun-if-changed=libfuzzer/FuzzerIOWindows.cpp
[INFO] [stderr]   cargo:rerun-if-changed=libfuzzer/FuzzerUtilFuchsia.cpp
[INFO] [stderr]   cargo:rerun-if-changed=libfuzzer/FuzzerDriver.cpp
[INFO] [stderr]   cargo:rerun-if-changed=libfuzzer/FuzzerTracePC.cpp
[INFO] [stderr]   cargo:rerun-if-changed=libfuzzer/FuzzerMutate.cpp
[INFO] [stderr]   cargo:rerun-if-changed=libfuzzer/FuzzerDataFlowTrace.cpp
[INFO] [stderr]   cargo:rerun-if-changed=libfuzzer/FuzzerSHA1.cpp
[INFO] [stderr]   cargo:rerun-if-changed=libfuzzer/FuzzerUtil.cpp
[INFO] [stderr]   cargo:rerun-if-changed=libfuzzer/FuzzerUtilDarwin.cpp
[INFO] [stderr]   cargo:rerun-if-changed=libfuzzer/FuzzerIOPosix.cpp
[INFO] [stderr]   cargo:rerun-if-changed=libfuzzer/FuzzerExtraCountersWindows.cpp
[INFO] [stderr]   OUT_DIR = Some(/opt/rustwide/target/debug/build/libfuzzer-sys-0523eb6e157be98f/out)
[INFO] [stderr]   TARGET = Some(x86_64-unknown-linux-gnu)
[INFO] [stderr]   OPT_LEVEL = Some(0)
[INFO] [stderr]   HOST = Some(x86_64-unknown-linux-gnu)
[INFO] [stderr]   cargo:rerun-if-env-changed=CXX_x86_64-unknown-linux-gnu
[INFO] [stderr]   CXX_x86_64-unknown-linux-gnu = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CXX_x86_64_unknown_linux_gnu
[INFO] [stderr]   CXX_x86_64_unknown_linux_gnu = None
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_CXX
[INFO] [stderr]   HOST_CXX = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CXX
[INFO] [stderr]   CXX = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CC_ENABLE_DEBUG_OUTPUT
[INFO] [stderr]   RUSTC_WRAPPER = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CRATE_CC_NO_DEFAULTS
[INFO] [stderr]   CRATE_CC_NO_DEFAULTS = None
[INFO] [stderr]   DEBUG = Some(true)
[INFO] [stderr]   CARGO_CFG_TARGET_FEATURE = Some(fxsr,sse,sse2,x87)
[INFO] [stderr]   cargo:rerun-if-env-changed=CXXFLAGS_x86_64-unknown-linux-gnu
[INFO] [stderr]   CXXFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CXXFLAGS_x86_64_unknown_linux_gnu
[INFO] [stderr]   CXXFLAGS_x86_64_unknown_linux_gnu = None
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_CXXFLAGS
[INFO] [stderr]   HOST_CXXFLAGS = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CXXFLAGS
[INFO] [stderr]   CXXFLAGS = None
[INFO] [stderr]   exit status: 0
[INFO] [stderr]   exit status: 0
[INFO] [stderr]   exit status: 0
[INFO] [stderr]   exit status: 0
[INFO] [stderr]   exit status: 0
[INFO] [stderr]   exit status: 0
[INFO] [stderr]   exit status: 0
[INFO] [stderr]   exit status: 0
[INFO] [stderr]   exit status: 0
[INFO] [stderr]   exit status: 0
[INFO] [stderr]   exit status: 0
[INFO] [stderr]   exit status: 0
[INFO] [stderr]   exit status: 0
[INFO] [stderr]   exit status: 0
[INFO] [stderr]   exit status: 0
[INFO] [stderr]   exit status: 0
[INFO] [stderr]   cargo:warning=c++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr]   cargo:warning=compilation terminated.
[INFO] [stderr]   exit status: 0
[INFO] [stderr]   exit status: 0
[INFO] [stderr]   exit status: 0
[INFO] [stderr]   exit status: 0
[INFO] [stderr]   exit status: 0
[INFO] [stderr]   exit status: 0
[INFO] [stderr]   exit status: 1
[INFO] [stderr]   cargo:warning=ToolExecError: Command "c++" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-gdwarf-4" "-fno-omit-frame-pointer" "-m64" "-Wall" "-Wextra" "-std=c++17" "-fno-omit-frame-pointer" "-w" "-o" "/opt/rustwide/target/debug/build/libfuzzer-sys-0523eb6e157be98f/out/dea49a5d26799b40-FuzzerDriver.o" "-c" "libfuzzer/FuzzerDriver.cpp" with args c++ did not execute successfully (status code exit status: 1).
[INFO] [stderr]   exit status: 0
[INFO] [stderr]   exit status: 0
[INFO] [stderr]   exit status: 0
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   error occurred: Command "c++" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-gdwarf-4" "-fno-omit-frame-pointer" "-m64" "-Wall" "-Wextra" "-std=c++17" "-fno-omit-frame-pointer" "-w" "-o" "/opt/rustwide/target/debug/build/libfuzzer-sys-0523eb6e157be98f/out/dea49a5d26799b40-FuzzerDriver.o" "-c" "libfuzzer/FuzzerDriver.cpp" with args c++ did not execute successfully (status code exit status: 1).
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c1e72c1e5591c168b61ce71f2cfe634153870f673018d1524818132ebf803fd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1e72c1e5591c168b61ce71f2cfe634153870f673018d1524818132ebf803fd3", kill_on_drop: false }`
[INFO] [stdout] c1e72c1e5591c168b61ce71f2cfe634153870f673018d1524818132ebf803fd3