/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 --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.smt.solver External_ModelsAndUnsatCoreMode --traceabstraction.command.for.external.solver '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' -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/aws-c-common/aws_priority_queue_size_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-05 08:23:36,000 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-05 08:23:36,076 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-05 08:23:36,080 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-05 08:23:36,080 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-05 08:23:36,106 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-05 08:23:36,107 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-05 08:23:36,107 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-05 08:23:36,108 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-05 08:23:36,109 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-05 08:23:36,110 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-05 08:23:36,110 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-05 08:23:36,110 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-05 08:23:36,111 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-05 08:23:36,111 INFO L153 SettingsManager]: * Use SBE=true [2024-11-05 08:23:36,114 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-05 08:23:36,114 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-05 08:23:36,114 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-05 08:23:36,115 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-05 08:23:36,115 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-05 08:23:36,115 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-05 08:23:36,116 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-05 08:23:36,116 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-05 08:23:36,116 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-05 08:23:36,116 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-05 08:23:36,116 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-05 08:23:36,117 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-05 08:23:36,117 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-05 08:23:36,117 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-05 08:23:36,117 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-05 08:23:36,118 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-05 08:23:36,118 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 08:23:36,118 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-05 08:23:36,118 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-05 08:23:36,118 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-05 08:23:36,119 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-05 08:23:36,119 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-05 08:23:36,121 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-05 08:23:36,121 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-05 08:23:36,121 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-05 08:23:36,122 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-05 08:23:36,122 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-05 08:23:36,361 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-05 08:23:36,383 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-05 08:23:36,387 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-05 08:23:36,388 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-05 08:23:36,388 INFO L274 PluginConnector]: CDTParser initialized [2024-11-05 08:23:36,389 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_priority_queue_size_harness.i [2024-11-05 08:23:37,890 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-05 08:23:38,438 INFO L384 CDTParser]: Found 1 translation units. [2024-11-05 08:23:38,439 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_priority_queue_size_harness.i [2024-11-05 08:23:38,488 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/201a03198/67bfb89ac2244448a6d24aa8801ddc75/FLAGdc783b686 [2024-11-05 08:23:38,509 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/201a03198/67bfb89ac2244448a6d24aa8801ddc75 [2024-11-05 08:23:38,512 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-05 08:23:38,514 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-05 08:23:38,517 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-05 08:23:38,517 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-05 08:23:38,523 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-05 08:23:38,524 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 08:23:38" (1/1) ... [2024-11-05 08:23:38,525 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f3d6466 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:23:38, skipping insertion in model container [2024-11-05 08:23:38,525 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 08:23:38" (1/1) ... [2024-11-05 08:23:38,635 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 08:23:39,024 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_priority_queue_size_harness.i[4497,4510] [2024-11-05 08:23:39,037 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_priority_queue_size_harness.i[4557,4570] [2024-11-05 08:23:40,005 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:23:40,165 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:23:40,165 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:23:40,166 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:23:40,173 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:23:40,174 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:23:40,175 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:23:40,175 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:23:40,176 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:23:40,176 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:23:40,177 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:23:40,179 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:23:40,180 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:23:40,188 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:23:40,189 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:23:40,204 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:23:40,205 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:23:40,205 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:23:40,205 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:23:40,208 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:23:40,208 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:23:40,209 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:23:40,209 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:23:40,632 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:23:40,633 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:23:40,633 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:23:40,634 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:23:40,721 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:23:40,733 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:23:40,741 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:23:40,742 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:23:40,742 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:23:40,798 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:23:40,798 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:23:40,805 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 08:23:40,848 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-05 08:23:40,883 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 08:23:40,888 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_priority_queue_size_harness.i[4497,4510] [2024-11-05 08:23:40,889 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_priority_queue_size_harness.i[4557,4570] [2024-11-05 08:23:40,916 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:23:40,944 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:23:40,945 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:23:40,945 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:23:40,948 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:23:40,949 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:23:40,949 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:23:40,949 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:23:40,950 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:23:40,954 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:23:40,955 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:23:40,957 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:23:40,959 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:23:40,960 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:23:40,960 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:23:40,965 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:23:40,966 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:23:40,966 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:23:40,966 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:23:40,967 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:23:40,967 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:23:40,968 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:23:40,968 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:23:41,033 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:23:41,034 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:23:41,035 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:23:41,035 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:23:41,063 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:23:41,068 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:23:41,075 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:23:41,075 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:23:41,075 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:23:41,097 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:23:41,098 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:23:41,099 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 08:23:41,114 INFO L200 MainTranslator]: Completed pre-run [2024-11-05 08:23:41,129 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_priority_queue_size_harness.i[4497,4510] [2024-11-05 08:23:41,130 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_priority_queue_size_harness.i[4557,4570] [2024-11-05 08:23:41,168 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:23:41,169 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:23:41,170 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:23:41,170 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:23:41,170 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:23:41,176 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:23:41,176 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:23:41,178 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:23:41,178 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:23:41,242 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:23:41,242 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:23:41,249 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7703-7714] [2024-11-05 08:23:41,271 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 08:23:41,546 INFO L204 MainTranslator]: Completed translation [2024-11-05 08:23:41,548 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:23:41 WrapperNode [2024-11-05 08:23:41,548 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-05 08:23:41,550 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-05 08:23:41,550 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-05 08:23:41,550 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-05 08:23:41,556 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:23:41" (1/1) ... [2024-11-05 08:23:41,646 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:23:41" (1/1) ... [2024-11-05 08:23:41,733 INFO L138 Inliner]: procedures = 698, calls = 1543, calls flagged for inlining = 54, calls inlined = 9, statements flattened = 672 [2024-11-05 08:23:41,734 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-05 08:23:41,734 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-05 08:23:41,734 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-05 08:23:41,735 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-05 08:23:41,746 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:23:41" (1/1) ... [2024-11-05 08:23:41,746 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:23:41" (1/1) ... [2024-11-05 08:23:41,758 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:23:41" (1/1) ... [2024-11-05 08:23:41,850 INFO L175 MemorySlicer]: Split 335 memory accesses to 6 slices as follows [7, 238, 2, 3, 6, 79]. 71 percent of accesses are in the largest equivalence class. The 24 initializations are split as follows [5, 6, 2, 1, 0, 10]. The 252 writes are split as follows [0, 232, 0, 1, 2, 17]. [2024-11-05 08:23:41,850 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:23:41" (1/1) ... [2024-11-05 08:23:41,852 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:23:41" (1/1) ... [2024-11-05 08:23:41,901 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:23:41" (1/1) ... [2024-11-05 08:23:41,909 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:23:41" (1/1) ... [2024-11-05 08:23:41,935 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:23:41" (1/1) ... [2024-11-05 08:23:41,946 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:23:41" (1/1) ... [2024-11-05 08:23:41,967 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-05 08:23:41,968 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-05 08:23:41,968 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-05 08:23:41,968 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-05 08:23:41,969 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:23:41" (1/1) ... [2024-11-05 08:23:41,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 08:23:41,983 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-05 08:23:41,998 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) [2024-11-05 08:23:42,003 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 [2024-11-05 08:23:42,030 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2024-11-05 08:23:42,030 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2024-11-05 08:23:42,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-05 08:23:42,030 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2024-11-05 08:23:42,030 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2024-11-05 08:23:42,030 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2024-11-05 08:23:42,031 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2024-11-05 08:23:42,031 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-05 08:23:42,031 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-05 08:23:42,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-05 08:23:42,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-05 08:23:42,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-05 08:23:42,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-05 08:23:42,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-05 08:23:42,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-05 08:23:42,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-05 08:23:42,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-05 08:23:42,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-05 08:23:42,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-05 08:23:42,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-05 08:23:42,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-05 08:23:42,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#0 [2024-11-05 08:23:42,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#1 [2024-11-05 08:23:42,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#2 [2024-11-05 08:23:42,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#3 [2024-11-05 08:23:42,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#4 [2024-11-05 08:23:42,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#5 [2024-11-05 08:23:42,034 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-05 08:23:42,034 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-05 08:23:42,035 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-05 08:23:42,035 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-05 08:23:42,035 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-05 08:23:42,035 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-05 08:23:42,035 INFO L130 BoogieDeclarations]: Found specification of procedure save_byte_from_array [2024-11-05 08:23:42,035 INFO L138 BoogieDeclarations]: Found implementation of procedure save_byte_from_array [2024-11-05 08:23:42,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-05 08:23:42,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-05 08:23:42,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-05 08:23:42,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-05 08:23:42,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-05 08:23:42,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-05 08:23:42,036 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-05 08:23:42,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-05 08:23:42,036 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-05 08:23:42,036 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-05 08:23:42,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-05 08:23:42,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-05 08:23:42,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-05 08:23:42,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-05 08:23:42,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-05 08:23:42,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-05 08:23:42,037 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-05 08:23:42,037 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-05 08:23:42,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-05 08:23:42,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-05 08:23:42,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-05 08:23:42,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-05 08:23:42,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-05 08:23:42,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-05 08:23:42,038 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-11-05 08:23:42,038 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-11-05 08:23:42,038 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-05 08:23:42,038 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-05 08:23:42,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-05 08:23:42,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-05 08:23:42,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-05 08:23:42,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-05 08:23:42,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-05 08:23:42,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-05 08:23:42,039 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2024-11-05 08:23:42,039 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2024-11-05 08:23:42,039 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2024-11-05 08:23:42,039 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2024-11-05 08:23:42,039 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-05 08:23:42,039 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-05 08:23:42,039 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-05 08:23:42,039 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-05 08:23:42,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-05 08:23:42,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-05 08:23:42,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-05 08:23:42,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-05 08:23:42,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-05 08:23:42,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-05 08:23:42,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-05 08:23:42,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-05 08:23:42,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-05 08:23:42,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-05 08:23:42,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-05 08:23:42,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-05 08:23:42,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-05 08:23:42,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-05 08:23:42,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-05 08:23:42,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-05 08:23:42,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-05 08:23:42,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-05 08:23:42,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-05 08:23:42,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-05 08:23:42,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-05 08:23:42,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-05 08:23:42,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-05 08:23:42,042 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-05 08:23:42,042 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-05 08:23:42,042 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-05 08:23:42,043 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-05 08:23:42,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-05 08:23:42,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-05 08:23:42,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-05 08:23:42,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-05 08:23:42,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-05 08:23:42,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-05 08:23:42,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#0 [2024-11-05 08:23:42,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#1 [2024-11-05 08:23:42,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#2 [2024-11-05 08:23:42,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#3 [2024-11-05 08:23:42,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#4 [2024-11-05 08:23:42,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#5 [2024-11-05 08:23:42,045 INFO L130 BoogieDeclarations]: Found specification of procedure assert_array_list_equivalence [2024-11-05 08:23:42,045 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_array_list_equivalence [2024-11-05 08:23:42,045 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2024-11-05 08:23:42,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2024-11-05 08:23:42,400 INFO L238 CfgBuilder]: Building ICFG [2024-11-05 08:23:42,403 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-05 08:23:49,911 INFO L? ?]: Removed 144 outVars from TransFormulas that were not future-live. [2024-11-05 08:23:49,911 INFO L287 CfgBuilder]: Performing block encoding [2024-11-05 08:23:49,934 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-05 08:23:49,935 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-05 08:23:49,935 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 08:23:49 BoogieIcfgContainer [2024-11-05 08:23:49,935 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-05 08:23:49,938 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-05 08:23:49,938 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-05 08:23:49,942 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-05 08:23:49,942 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.11 08:23:38" (1/3) ... [2024-11-05 08:23:49,943 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5787ccf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 08:23:49, skipping insertion in model container [2024-11-05 08:23:49,943 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:23:41" (2/3) ... [2024-11-05 08:23:49,943 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5787ccf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 08:23:49, skipping insertion in model container [2024-11-05 08:23:49,943 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 08:23:49" (3/3) ... [2024-11-05 08:23:49,945 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_size_harness.i [2024-11-05 08:23:49,962 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-05 08:23:49,963 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-05 08:23:50,054 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-05 08:23:50,063 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;@1bf00791, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-05 08:23:50,064 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-05 08:23:50,069 INFO L276 IsEmpty]: Start isEmpty. Operand has 187 states, 121 states have (on average 1.2148760330578512) internal successors, (147), 122 states have internal predecessors, (147), 46 states have call successors, (46), 18 states have call predecessors, (46), 18 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-11-05 08:23:50,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-05 08:23:50,088 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 08:23:50,089 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 08:23:50,089 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 08:23:50,096 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 08:23:50,096 INFO L85 PathProgramCache]: Analyzing trace with hash 1783507274, now seen corresponding path program 1 times [2024-11-05 08:23:50,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 08:23:50,106 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [681847306] [2024-11-05 08:23:50,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 08:23:50,108 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 [2024-11-05 08:23:50,108 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-05 08:23:50,112 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) [2024-11-05 08:23:50,115 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 [2024-11-05 08:23:58,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 08:23:58,211 INFO L255 TraceCheckSpWp]: Trace formula consists of 2766 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-05 08:23:58,228 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 08:23:58,278 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-11-05 08:23:58,279 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 08:24:03,031 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2024-11-05 08:24:03,032 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 08:24:03,032 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [681847306] [2024-11-05 08:24:03,033 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [681847306] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-05 08:24:03,033 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-05 08:24:03,033 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2024-11-05 08:24:03,035 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [348142825] [2024-11-05 08:24:03,036 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-05 08:24:03,043 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-05 08:24:03,043 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 08:24:03,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-05 08:24:03,075 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-05 08:24:03,078 INFO L87 Difference]: Start difference. First operand has 187 states, 121 states have (on average 1.2148760330578512) internal successors, (147), 122 states have internal predecessors, (147), 46 states have call successors, (46), 18 states have call predecessors, (46), 18 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) Second operand has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-05 08:24:03,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 08:24:03,139 INFO L93 Difference]: Finished difference Result 351 states and 474 transitions. [2024-11-05 08:24:03,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-05 08:24:03,142 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 137 [2024-11-05 08:24:03,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 08:24:03,152 INFO L225 Difference]: With dead ends: 351 [2024-11-05 08:24:03,152 INFO L226 Difference]: Without dead ends: 182 [2024-11-05 08:24:03,157 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 272 GetRequests, 272 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-05 08:24:03,161 INFO L432 NwaCegarLoop]: 236 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 236 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-05 08:24:03,162 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 236 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-05 08:24:03,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2024-11-05 08:24:03,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 182. [2024-11-05 08:24:03,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 182 states, 117 states have (on average 1.1965811965811965) internal successors, (140), 118 states have internal predecessors, (140), 46 states have call successors, (46), 18 states have call predecessors, (46), 18 states have return successors, (45), 45 states have call predecessors, (45), 45 states have call successors, (45) [2024-11-05 08:24:03,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 231 transitions. [2024-11-05 08:24:03,219 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 231 transitions. Word has length 137 [2024-11-05 08:24:03,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 08:24:03,221 INFO L471 AbstractCegarLoop]: Abstraction has 182 states and 231 transitions. [2024-11-05 08:24:03,221 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-05 08:24:03,222 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 231 transitions. [2024-11-05 08:24:03,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-05 08:24:03,225 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 08:24:03,225 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 08:24:03,294 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 [2024-11-05 08:24:03,426 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 [2024-11-05 08:24:03,427 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 08:24:03,428 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 08:24:03,428 INFO L85 PathProgramCache]: Analyzing trace with hash 1808251914, now seen corresponding path program 1 times [2024-11-05 08:24:03,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 08:24:03,428 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1307440915] [2024-11-05 08:24:03,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 08:24:03,429 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 [2024-11-05 08:24:03,429 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-05 08:24:03,432 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) [2024-11-05 08:24:03,433 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 [2024-11-05 08:24:10,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 08:24:10,774 INFO L255 TraceCheckSpWp]: Trace formula consists of 2766 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-05 08:24:10,782 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 08:24:14,115 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-11-05 08:24:14,115 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 08:24:22,429 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2024-11-05 08:24:22,429 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 08:24:22,430 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1307440915] [2024-11-05 08:24:22,430 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1307440915] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-05 08:24:22,430 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-05 08:24:22,430 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 6 [2024-11-05 08:24:22,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [399565367] [2024-11-05 08:24:22,430 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-05 08:24:22,432 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-05 08:24:22,432 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 08:24:22,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-05 08:24:22,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-05 08:24:22,434 INFO L87 Difference]: Start difference. First operand 182 states and 231 transitions. Second operand has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 6 states have internal predecessors, (59), 3 states have call successors, (30), 2 states have call predecessors, (30), 3 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2024-11-05 08:24:24,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 08:24:24,614 INFO L93 Difference]: Finished difference Result 310 states and 393 transitions. [2024-11-05 08:24:24,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-05 08:24:24,615 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 6 states have internal predecessors, (59), 3 states have call successors, (30), 2 states have call predecessors, (30), 3 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) Word has length 137 [2024-11-05 08:24:24,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 08:24:24,618 INFO L225 Difference]: With dead ends: 310 [2024-11-05 08:24:24,619 INFO L226 Difference]: Without dead ends: 182 [2024-11-05 08:24:24,620 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 272 GetRequests, 268 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-05 08:24:24,621 INFO L432 NwaCegarLoop]: 218 mSDtfsCounter, 8 mSDsluCounter, 405 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 623 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-11-05 08:24:24,621 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 623 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-11-05 08:24:24,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2024-11-05 08:24:24,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 182. [2024-11-05 08:24:24,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 182 states, 117 states have (on average 1.188034188034188) internal successors, (139), 118 states have internal predecessors, (139), 46 states have call successors, (46), 18 states have call predecessors, (46), 18 states have return successors, (45), 45 states have call predecessors, (45), 45 states have call successors, (45) [2024-11-05 08:24:24,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 230 transitions. [2024-11-05 08:24:24,643 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 230 transitions. Word has length 137 [2024-11-05 08:24:24,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 08:24:24,644 INFO L471 AbstractCegarLoop]: Abstraction has 182 states and 230 transitions. [2024-11-05 08:24:24,645 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 6 states have internal predecessors, (59), 3 states have call successors, (30), 2 states have call predecessors, (30), 3 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2024-11-05 08:24:24,645 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 230 transitions. [2024-11-05 08:24:24,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-05 08:24:24,651 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 08:24:24,651 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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] [2024-11-05 08:24:24,723 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 (3)] Ended with exit code 0 [2024-11-05 08:24:24,852 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /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 [2024-11-05 08:24:24,853 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 08:24:24,853 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 08:24:24,853 INFO L85 PathProgramCache]: Analyzing trace with hash 1444309632, now seen corresponding path program 1 times [2024-11-05 08:24:24,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 08:24:24,854 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [607900450] [2024-11-05 08:24:24,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 08:24:24,854 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 [2024-11-05 08:24:24,854 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-05 08:24:24,858 INFO L229 MonitoredProcess]: Starting monitored process 4 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) [2024-11-05 08:24:24,860 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 (4)] Waiting until timeout for monitored process [2024-11-05 08:24:32,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 08:24:32,487 INFO L255 TraceCheckSpWp]: Trace formula consists of 2796 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-05 08:24:32,493 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 08:24:37,158 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-11-05 08:24:37,161 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 08:24:47,748 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2024-11-05 08:24:47,748 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 08:24:47,748 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [607900450] [2024-11-05 08:24:47,748 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [607900450] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 08:24:47,748 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 08:24:47,748 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 9 [2024-11-05 08:24:47,749 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [902212882] [2024-11-05 08:24:47,749 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 08:24:47,749 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-05 08:24:47,749 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 08:24:47,750 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-05 08:24:47,750 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-05 08:24:47,752 INFO L87 Difference]: Start difference. First operand 182 states and 230 transitions. Second operand has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 7 states have internal predecessors, (57), 4 states have call successors, (24), 2 states have call predecessors, (24), 4 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22) [2024-11-05 08:24:54,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 08:24:54,893 INFO L93 Difference]: Finished difference Result 329 states and 422 transitions. [2024-11-05 08:24:54,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-05 08:24:54,896 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 7 states have internal predecessors, (57), 4 states have call successors, (24), 2 states have call predecessors, (24), 4 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22) Word has length 145 [2024-11-05 08:24:54,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 08:24:54,900 INFO L225 Difference]: With dead ends: 329 [2024-11-05 08:24:54,900 INFO L226 Difference]: Without dead ends: 184 [2024-11-05 08:24:54,901 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 289 GetRequests, 281 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2024-11-05 08:24:54,902 INFO L432 NwaCegarLoop]: 209 mSDtfsCounter, 34 mSDsluCounter, 991 mSDsCounter, 0 mSdLazyCounter, 136 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 1200 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 136 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2024-11-05 08:24:54,902 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 1200 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 136 Invalid, 0 Unknown, 0 Unchecked, 6.7s Time] [2024-11-05 08:24:54,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2024-11-05 08:24:54,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 184. [2024-11-05 08:24:54,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 184 states, 118 states have (on average 1.1864406779661016) internal successors, (140), 120 states have internal predecessors, (140), 46 states have call successors, (46), 18 states have call predecessors, (46), 19 states have return successors, (48), 45 states have call predecessors, (48), 45 states have call successors, (48) [2024-11-05 08:24:54,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 234 transitions. [2024-11-05 08:24:54,917 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 234 transitions. Word has length 145 [2024-11-05 08:24:54,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 08:24:54,917 INFO L471 AbstractCegarLoop]: Abstraction has 184 states and 234 transitions. [2024-11-05 08:24:54,917 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 7 states have internal predecessors, (57), 4 states have call successors, (24), 2 states have call predecessors, (24), 4 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22) [2024-11-05 08:24:54,918 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 234 transitions. [2024-11-05 08:24:54,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-05 08:24:54,920 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 08:24:54,920 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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, 1, 1] [2024-11-05 08:24:55,010 INFO L540 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 (4)] Forceful destruction successful, exit code 0 [2024-11-05 08:24:55,124 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /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 [2024-11-05 08:24:55,125 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 08:24:55,125 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 08:24:55,125 INFO L85 PathProgramCache]: Analyzing trace with hash 1259760670, now seen corresponding path program 1 times [2024-11-05 08:24:55,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 08:24:55,126 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [979438364] [2024-11-05 08:24:55,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 08:24:55,126 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 [2024-11-05 08:24:55,126 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-05 08:24:55,127 INFO L229 MonitoredProcess]: Starting monitored process 5 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) [2024-11-05 08:24:55,128 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 (5)] Waiting until timeout for monitored process [2024-11-05 08:25:02,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 08:25:02,310 INFO L255 TraceCheckSpWp]: Trace formula consists of 2896 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-05 08:25:02,316 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 08:25:05,925 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-11-05 08:25:05,925 INFO L311 TraceCheckSpWp]: Computing backward predicates...