/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.trace.refinement.strategy WOLF -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/aws-c-common/aws_ring_buffer_clean_up_harness_negated.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-17387ad-m [2024-11-06 05:29:44,630 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-06 05:29:44,698 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-06 05:29:44,704 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-06 05:29:44,704 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-06 05:29:44,731 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-06 05:29:44,731 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-06 05:29:44,732 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-06 05:29:44,732 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-06 05:29:44,733 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-06 05:29:44,733 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-06 05:29:44,733 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-06 05:29:44,734 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-06 05:29:44,734 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-06 05:29:44,735 INFO L153 SettingsManager]: * Use SBE=true [2024-11-06 05:29:44,735 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-06 05:29:44,735 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-06 05:29:44,736 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-06 05:29:44,736 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-06 05:29:44,736 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-06 05:29:44,736 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-06 05:29:44,737 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-06 05:29:44,737 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-06 05:29:44,737 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-06 05:29:44,737 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-06 05:29:44,738 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-06 05:29:44,738 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-06 05:29:44,738 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-06 05:29:44,738 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-06 05:29:44,739 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-06 05:29:44,739 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-06 05:29:44,739 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 05:29:44,739 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-06 05:29:44,740 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-06 05:29:44,740 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-06 05:29:44,740 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-06 05:29:44,740 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-06 05:29:44,740 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-06 05:29:44,741 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-06 05:29:44,741 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-06 05:29:44,741 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-06 05:29:44,742 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> WOLF [2024-11-06 05:29:44,966 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-06 05:29:45,000 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-06 05:29:45,006 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-06 05:29:45,007 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-06 05:29:45,007 INFO L274 PluginConnector]: CDTParser initialized [2024-11-06 05:29:45,009 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_ring_buffer_clean_up_harness_negated.i [2024-11-06 05:29:46,442 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-06 05:29:46,903 INFO L384 CDTParser]: Found 1 translation units. [2024-11-06 05:29:46,905 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_ring_buffer_clean_up_harness_negated.i [2024-11-06 05:29:46,945 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/caf2b5640/ac8435b7d8ee4c328fd9b1d77d5080d0/FLAG1b842f392 [2024-11-06 05:29:47,027 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/caf2b5640/ac8435b7d8ee4c328fd9b1d77d5080d0 [2024-11-06 05:29:47,029 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-06 05:29:47,031 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-06 05:29:47,038 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-06 05:29:47,038 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-06 05:29:47,046 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-06 05:29:47,047 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 05:29:47" (1/1) ... [2024-11-06 05:29:47,048 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76bd9ca7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:29:47, skipping insertion in model container [2024-11-06 05:29:47,048 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 05:29:47" (1/1) ... [2024-11-06 05:29:47,186 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-06 05:29:47,468 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_ring_buffer_clean_up_harness_negated.i[4498,4511] [2024-11-06 05:29:47,478 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_ring_buffer_clean_up_harness_negated.i[4558,4571] [2024-11-06 05:29:47,939 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:29:48,025 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:29:48,025 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:29:48,026 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:29:48,031 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:29:48,033 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:29:48,033 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:29:48,034 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:29:48,034 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:29:48,034 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:29:48,035 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:29:48,037 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:29:48,038 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:29:48,039 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:29:48,039 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:29:48,046 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:29:48,046 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:29:48,046 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:29:48,046 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:29:48,048 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:29:48,048 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:29:48,048 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:29:48,048 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:29:48,304 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:29:48,305 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:29:48,306 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:29:48,306 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:29:48,446 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:29:48,480 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:29:48,488 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:29:48,502 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:29:48,626 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:29:48,630 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:29:48,632 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:29:48,633 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:29:48,633 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:29:48,726 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 05:29:48,778 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-06 05:29:48,811 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-06 05:29:48,816 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_ring_buffer_clean_up_harness_negated.i[4498,4511] [2024-11-06 05:29:48,817 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_ring_buffer_clean_up_harness_negated.i[4558,4571] [2024-11-06 05:29:48,843 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:29:48,860 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:29:48,860 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:29:48,860 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:29:48,862 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:29:48,863 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:29:48,863 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:29:48,863 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:29:48,863 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:29:48,864 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:29:48,864 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:29:48,869 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:29:48,870 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:29:48,870 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:29:48,871 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:29:48,875 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:29:48,875 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:29:48,876 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:29:48,876 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:29:48,879 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:29:48,880 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:29:48,880 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:29:48,880 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:29:48,934 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:29:48,935 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:29:48,935 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:29:48,935 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:29:48,954 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:29:48,964 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:29:48,967 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:29:48,970 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:29:49,023 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:29:49,029 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:29:49,030 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 05:29:49,031 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:29:49,031 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:29:49,072 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 05:29:49,150 INFO L200 MainTranslator]: Completed pre-run [2024-11-06 05:29:49,165 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_ring_buffer_clean_up_harness_negated.i[4498,4511] [2024-11-06 05:29:49,165 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_ring_buffer_clean_up_harness_negated.i[4558,4571] [2024-11-06 05:29:49,198 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:29:49,198 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:29:49,198 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:29:49,200 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:29:49,201 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:29:49,207 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:29:49,208 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:29:49,209 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:29:49,209 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:29:49,305 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8237] [2024-11-06 05:29:49,307 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:29:49,307 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 05:29:49,331 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8963-8974] [2024-11-06 05:29:49,350 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 05:29:49,490 INFO L204 MainTranslator]: Completed translation [2024-11-06 05:29:49,492 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:29:49 WrapperNode [2024-11-06 05:29:49,492 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-06 05:29:49,494 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-06 05:29:49,494 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-06 05:29:49,494 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-06 05:29:49,500 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:29:49" (1/1) ... [2024-11-06 05:29:49,585 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:29:49" (1/1) ... [2024-11-06 05:29:49,656 INFO L138 Inliner]: procedures = 700, calls = 2872, calls flagged for inlining = 56, calls inlined = 6, statements flattened = 818 [2024-11-06 05:29:49,656 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-06 05:29:49,657 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-06 05:29:49,657 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-06 05:29:49,657 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-06 05:29:49,680 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:29:49" (1/1) ... [2024-11-06 05:29:49,680 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:29:49" (1/1) ... [2024-11-06 05:29:49,700 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:29:49" (1/1) ... [2024-11-06 05:29:49,828 INFO L175 MemorySlicer]: Split 531 memory accesses to 5 slices as follows [2, 257, 238, 28, 6]. 48 percent of accesses are in the largest equivalence class. The 18 initializations are split as follows [2, 0, 6, 5, 5]. The 494 writes are split as follows [0, 257, 232, 5, 0]. [2024-11-06 05:29:49,828 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:29:49" (1/1) ... [2024-11-06 05:29:49,829 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:29:49" (1/1) ... [2024-11-06 05:29:49,865 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:29:49" (1/1) ... [2024-11-06 05:29:49,875 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:29:49" (1/1) ... [2024-11-06 05:29:49,889 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:29:49" (1/1) ... [2024-11-06 05:29:49,894 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:29:49" (1/1) ... [2024-11-06 05:29:49,904 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-06 05:29:49,908 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-06 05:29:49,909 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-06 05:29:49,909 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-06 05:29:49,909 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:29:49" (1/1) ... [2024-11-06 05:29:49,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 05:29:49,922 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 05:29:49,937 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-06 05:29:49,941 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-06 05:29:49,963 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-06 05:29:49,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-06 05:29:49,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-06 05:29:49,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-06 05:29:49,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-06 05:29:49,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-06 05:29:49,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-06 05:29:49,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-06 05:29:49,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-06 05:29:49,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-06 05:29:49,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-06 05:29:49,964 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_load_ptr [2024-11-06 05:29:49,964 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_load_ptr [2024-11-06 05:29:49,964 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-06 05:29:49,965 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-06 05:29:49,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-06 05:29:49,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-06 05:29:49,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-06 05:29:49,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-06 05:29:49,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-06 05:29:49,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-06 05:29:49,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-06 05:29:49,965 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_priv_xlate_order [2024-11-06 05:29:49,965 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_priv_xlate_order [2024-11-06 05:29:49,965 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-06 05:29:49,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-06 05:29:49,965 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-06 05:29:49,965 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-06 05:29:49,965 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-11-06 05:29:49,966 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-11-06 05:29:49,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-06 05:29:49,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-06 05:29:49,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-06 05:29:49,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-06 05:29:49,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-06 05:29:49,966 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2024-11-06 05:29:49,966 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2024-11-06 05:29:49,966 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_store_ptr [2024-11-06 05:29:49,966 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_store_ptr [2024-11-06 05:29:49,966 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-06 05:29:49,966 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-06 05:29:49,966 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-06 05:29:49,966 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-06 05:29:49,967 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-06 05:29:49,967 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-06 05:29:49,967 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-06 05:29:49,967 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-06 05:29:49,967 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-06 05:29:49,967 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-06 05:29:49,967 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-06 05:29:49,967 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-06 05:29:49,967 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-06 05:29:49,968 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-06 05:29:49,968 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-06 05:29:49,968 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-06 05:29:49,968 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-06 05:29:49,968 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-06 05:29:49,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-06 05:29:49,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-06 05:29:49,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-06 05:29:49,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-06 05:29:49,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-06 05:29:49,968 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_check_atomic_ptr [2024-11-06 05:29:49,968 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ring_buffer_check_atomic_ptr [2024-11-06 05:29:49,969 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-06 05:29:49,969 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-06 05:29:49,969 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-06 05:29:49,969 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-06 05:29:49,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-06 05:29:49,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-06 05:29:49,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-06 05:29:49,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-06 05:29:49,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-06 05:29:49,969 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_store_ptr_explicit [2024-11-06 05:29:49,969 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_store_ptr_explicit [2024-11-06 05:29:49,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-11-06 05:29:49,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-11-06 05:29:49,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#2 [2024-11-06 05:29:49,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#3 [2024-11-06 05:29:49,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#4 [2024-11-06 05:29:49,970 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_is_valid [2024-11-06 05:29:49,970 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ring_buffer_is_valid [2024-11-06 05:29:49,970 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_load_ptr_explicit [2024-11-06 05:29:49,970 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_load_ptr_explicit [2024-11-06 05:29:50,296 INFO L238 CfgBuilder]: Building ICFG [2024-11-06 05:29:50,298 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-06 05:29:58,292 INFO L? ?]: Removed 89 outVars from TransFormulas that were not future-live. [2024-11-06 05:29:58,293 INFO L287 CfgBuilder]: Performing block encoding [2024-11-06 05:29:58,304 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-06 05:29:58,304 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-06 05:29:58,305 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 05:29:58 BoogieIcfgContainer [2024-11-06 05:29:58,305 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-06 05:29:58,306 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-06 05:29:58,306 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-06 05:29:58,309 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-06 05:29:58,309 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 05:29:47" (1/3) ... [2024-11-06 05:29:58,309 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62d4d299 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 05:29:58, skipping insertion in model container [2024-11-06 05:29:58,309 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:29:49" (2/3) ... [2024-11-06 05:29:58,309 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62d4d299 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 05:29:58, skipping insertion in model container [2024-11-06 05:29:58,310 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 05:29:58" (3/3) ... [2024-11-06 05:29:58,310 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_ring_buffer_clean_up_harness_negated.i [2024-11-06 05:29:58,323 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-06 05:29:58,324 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2024-11-06 05:29:58,378 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-06 05:29:58,383 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@62ac076, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-06 05:29:58,383 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-11-06 05:29:58,387 INFO L276 IsEmpty]: Start isEmpty. Operand has 149 states, 97 states have (on average 1.2577319587628866) internal successors, (122), 100 states have internal predecessors, (122), 33 states have call successors, (33), 15 states have call predecessors, (33), 15 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2024-11-06 05:29:58,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-06 05:29:58,393 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 05:29:58,394 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 05:29:58,394 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting aws_atomic_store_ptr_explicitErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION, aws_atomic_load_ptr_explicitErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE (and 1 more)] === [2024-11-06 05:29:58,398 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 05:29:58,398 INFO L85 PathProgramCache]: Analyzing trace with hash -571381307, now seen corresponding path program 1 times [2024-11-06 05:29:58,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 05:29:58,417 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [871180947] [2024-11-06 05:29:58,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 05:29:58,417 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 05:29:58,417 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 05:29:58,422 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 05:29:58,423 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-06 05:31:15,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 05:31:15,251 INFO L255 TraceCheckSpWp]: Trace formula consists of 4045 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-06 05:31:15,260 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 05:31:16,496 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-06 05:31:16,500 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 05:31:16,501 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 05:31:16,501 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [871180947] [2024-11-06 05:31:16,502 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [871180947] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 05:31:16,502 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 05:31:16,502 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-06 05:31:16,509 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1012451142] [2024-11-06 05:31:16,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 05:31:16,518 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-06 05:31:16,518 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 05:31:16,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-06 05:31:16,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-06 05:31:16,564 INFO L87 Difference]: Start difference. First operand has 149 states, 97 states have (on average 1.2577319587628866) internal successors, (122), 100 states have internal predecessors, (122), 33 states have call successors, (33), 15 states have call predecessors, (33), 15 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 6 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-06 05:31:17,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 05:31:17,816 INFO L93 Difference]: Finished difference Result 284 states and 387 transitions. [2024-11-06 05:31:17,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-06 05:31:17,818 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 55 [2024-11-06 05:31:17,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 05:31:17,825 INFO L225 Difference]: With dead ends: 284 [2024-11-06 05:31:17,825 INFO L226 Difference]: Without dead ends: 145 [2024-11-06 05:31:17,828 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-06 05:31:17,830 INFO L432 NwaCegarLoop]: 173 mSDtfsCounter, 13 mSDsluCounter, 660 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 833 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-06 05:31:17,830 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 833 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-06 05:31:17,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2024-11-06 05:31:17,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 145. [2024-11-06 05:31:17,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 145 states, 92 states have (on average 1.184782608695652) internal successors, (109), 97 states have internal predecessors, (109), 33 states have call successors, (33), 15 states have call predecessors, (33), 16 states have return successors, (33), 32 states have call predecessors, (33), 32 states have call successors, (33) [2024-11-06 05:31:17,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 175 transitions. [2024-11-06 05:31:17,880 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 175 transitions. Word has length 55 [2024-11-06 05:31:17,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 05:31:17,881 INFO L471 AbstractCegarLoop]: Abstraction has 145 states and 175 transitions. [2024-11-06 05:31:17,881 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-06 05:31:17,881 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 175 transitions. [2024-11-06 05:31:17,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-06 05:31:17,884 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 05:31:17,884 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 05:31:17,987 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-06 05:31:18,088 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 05:31:18,089 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting aws_atomic_store_ptr_explicitErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE === [aws_atomic_priv_xlate_orderErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION, aws_atomic_load_ptr_explicitErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE (and 1 more)] === [2024-11-06 05:31:18,090 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 05:31:18,090 INFO L85 PathProgramCache]: Analyzing trace with hash -534425487, now seen corresponding path program 1 times [2024-11-06 05:31:18,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 05:31:18,103 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [471398677] [2024-11-06 05:31:18,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 05:31:18,103 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 05:31:18,104 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 05:31:18,105 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 05:31:18,107 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process