/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/ldv-commit-tester/m0_drivers-hwmon-ibmpex-ko--130_7a--d631323.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-17387ad-m [2024-11-06 02:33:53,848 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-06 02:33:53,925 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 02:33:53,930 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-06 02:33:53,930 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-06 02:33:53,963 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-06 02:33:53,964 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-06 02:33:53,964 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-06 02:33:53,964 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-06 02:33:53,965 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-06 02:33:53,966 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-06 02:33:53,967 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-06 02:33:53,968 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-06 02:33:53,969 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-06 02:33:53,969 INFO L153 SettingsManager]: * Use SBE=true [2024-11-06 02:33:53,970 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-06 02:33:53,970 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-06 02:33:53,970 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-06 02:33:53,970 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-06 02:33:53,971 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-06 02:33:53,971 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-06 02:33:53,974 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-06 02:33:53,974 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-06 02:33:53,975 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-06 02:33:53,975 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-06 02:33:53,975 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-06 02:33:53,975 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-06 02:33:53,976 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-06 02:33:53,976 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-06 02:33:53,976 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-06 02:33:53,976 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-06 02:33:53,976 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 02:33:53,977 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-06 02:33:53,977 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-06 02:33:53,977 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-06 02:33:53,977 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-06 02:33:53,977 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-06 02:33:53,978 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-06 02:33:53,978 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-06 02:33:53,978 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-06 02:33:53,978 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-06 02:33:53,979 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> WOLF [2024-11-06 02:33:54,208 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-06 02:33:54,230 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-06 02:33:54,232 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-06 02:33:54,234 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-06 02:33:54,235 INFO L274 PluginConnector]: CDTParser initialized [2024-11-06 02:33:54,236 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-commit-tester/m0_drivers-hwmon-ibmpex-ko--130_7a--d631323.i [2024-11-06 02:33:55,694 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-06 02:33:56,100 INFO L384 CDTParser]: Found 1 translation units. [2024-11-06 02:33:56,101 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-commit-tester/m0_drivers-hwmon-ibmpex-ko--130_7a--d631323.i [2024-11-06 02:33:56,130 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5dd70735/d5ea125de927437f9779a28a452e7a56/FLAGa1f070d1c [2024-11-06 02:33:56,277 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5dd70735/d5ea125de927437f9779a28a452e7a56 [2024-11-06 02:33:56,279 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-06 02:33:56,281 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-06 02:33:56,282 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-06 02:33:56,282 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-06 02:33:56,288 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-06 02:33:56,289 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 02:33:56" (1/1) ... [2024-11-06 02:33:56,290 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a8e7158 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:33:56, skipping insertion in model container [2024-11-06 02:33:56,290 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 02:33:56" (1/1) ... [2024-11-06 02:33:56,355 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-06 02:33:56,797 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 02:33:56,856 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 02:33:56,865 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 02:33:56,872 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 02:33:56,872 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 02:33:56,876 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 02:33:56,876 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 02:33:56,880 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 02:33:56,880 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 02:33:56,884 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 02:33:56,893 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 02:33:56,899 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 02:33:56,907 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 02:33:56,908 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 02:33:56,910 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 02:33:56,913 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 02:33:56,915 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 02:33:56,916 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:33:56,918 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 02:33:56,932 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 02:33:56,934 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 02:33:56,934 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 02:33:56,939 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 02:33:56,945 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:33:56,946 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 02:33:56,966 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-commit-tester/m0_drivers-hwmon-ibmpex-ko--130_7a--d631323.i[71148,71161] [2024-11-06 02:33:57,002 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 02:33:57,003 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 02:33:57,035 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-06 02:33:57,059 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-06 02:33:57,161 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 02:33:57,190 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 02:33:57,195 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 02:33:57,196 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 02:33:57,197 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 02:33:57,197 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 02:33:57,198 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 02:33:57,199 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 02:33:57,200 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 02:33:57,201 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 02:33:57,210 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 02:33:57,214 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 02:33:57,219 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 02:33:57,220 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 02:33:57,223 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 02:33:57,225 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 02:33:57,228 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 02:33:57,229 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 02:33:57,229 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 02:33:57,233 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 02:33:57,235 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 02:33:57,235 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 02:33:57,237 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 02:33:57,242 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 02:33:57,243 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 02:33:57,247 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-commit-tester/m0_drivers-hwmon-ibmpex-ko--130_7a--d631323.i[71148,71161] [2024-11-06 02:33:57,257 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 02:33:57,257 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 02:33:57,267 INFO L200 MainTranslator]: Completed pre-run [2024-11-06 02:33:57,378 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-commit-tester/m0_drivers-hwmon-ibmpex-ko--130_7a--d631323.i[71148,71161] [2024-11-06 02:33:57,389 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 02:33:57,434 INFO L204 MainTranslator]: Completed translation [2024-11-06 02:33:57,436 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:33:57 WrapperNode [2024-11-06 02:33:57,436 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-06 02:33:57,438 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-06 02:33:57,438 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-06 02:33:57,438 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-06 02:33:57,445 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:33:57" (1/1) ... [2024-11-06 02:33:57,493 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:33:57" (1/1) ... [2024-11-06 02:33:57,561 INFO L138 Inliner]: procedures = 114, calls = 421, calls flagged for inlining = 49, calls inlined = 44, statements flattened = 1102 [2024-11-06 02:33:57,561 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-06 02:33:57,562 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-06 02:33:57,562 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-06 02:33:57,562 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-06 02:33:57,574 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:33:57" (1/1) ... [2024-11-06 02:33:57,575 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:33:57" (1/1) ... [2024-11-06 02:33:57,591 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:33:57" (1/1) ... [2024-11-06 02:33:57,729 INFO L175 MemorySlicer]: Split 233 memory accesses to 13 slices as follows [2, 10, 8, 7, 5, 6, 18, 3, 3, 2, 4, 4, 161]. 69 percent of accesses are in the largest equivalence class. The 48 initializations are split as follows [2, 0, 0, 7, 5, 6, 0, 3, 3, 2, 3, 3, 14]. The 80 writes are split as follows [0, 0, 0, 0, 0, 0, 14, 0, 0, 0, 0, 0, 66]. [2024-11-06 02:33:57,730 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:33:57" (1/1) ... [2024-11-06 02:33:57,730 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:33:57" (1/1) ... [2024-11-06 02:33:57,809 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:33:57" (1/1) ... [2024-11-06 02:33:57,821 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:33:57" (1/1) ... [2024-11-06 02:33:57,850 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:33:57" (1/1) ... [2024-11-06 02:33:57,862 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:33:57" (1/1) ... [2024-11-06 02:33:57,882 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-06 02:33:57,884 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-06 02:33:57,885 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-06 02:33:57,885 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-06 02:33:57,886 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:33:57" (1/1) ... [2024-11-06 02:33:57,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 02:33:57,905 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 02:33:57,921 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 02:33:57,923 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 02:33:57,943 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-06 02:33:57,943 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-06 02:33:57,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-06 02:33:57,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-06 02:33:57,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-06 02:33:57,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-06 02:33:57,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-06 02:33:57,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-06 02:33:57,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#8 [2024-11-06 02:33:57,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#9 [2024-11-06 02:33:57,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#10 [2024-11-06 02:33:57,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#11 [2024-11-06 02:33:57,945 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#12 [2024-11-06 02:33:57,945 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-06 02:33:57,945 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-06 02:33:57,945 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-06 02:33:57,945 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-06 02:33:57,945 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-06 02:33:57,945 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-06 02:33:57,945 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-06 02:33:57,946 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-06 02:33:57,946 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#8 [2024-11-06 02:33:57,946 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#9 [2024-11-06 02:33:57,946 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#10 [2024-11-06 02:33:57,946 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#11 [2024-11-06 02:33:57,946 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#12 [2024-11-06 02:33:57,946 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-06 02:33:57,947 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-06 02:33:57,947 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-06 02:33:57,947 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-06 02:33:57,947 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-06 02:33:57,947 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-06 02:33:57,947 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-06 02:33:57,947 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-06 02:33:57,948 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-11-06 02:33:57,948 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2024-11-06 02:33:57,948 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10 [2024-11-06 02:33:57,948 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#11 [2024-11-06 02:33:57,948 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#12 [2024-11-06 02:33:57,948 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-06 02:33:57,948 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-06 02:33:57,948 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-06 02:33:57,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-06 02:33:57,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-06 02:33:57,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-06 02:33:57,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-06 02:33:57,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-06 02:33:57,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-06 02:33:57,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-06 02:33:57,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-06 02:33:57,950 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-06 02:33:57,950 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-06 02:33:57,950 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#0 [2024-11-06 02:33:57,950 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#1 [2024-11-06 02:33:57,950 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#2 [2024-11-06 02:33:57,950 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#3 [2024-11-06 02:33:57,950 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#4 [2024-11-06 02:33:57,950 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#5 [2024-11-06 02:33:57,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#6 [2024-11-06 02:33:57,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#7 [2024-11-06 02:33:57,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#8 [2024-11-06 02:33:57,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#9 [2024-11-06 02:33:57,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#10 [2024-11-06 02:33:57,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#11 [2024-11-06 02:33:57,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#12 [2024-11-06 02:33:57,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-06 02:33:57,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-06 02:33:57,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-06 02:33:57,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-06 02:33:57,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-06 02:33:57,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-06 02:33:57,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-06 02:33:57,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-06 02:33:57,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-06 02:33:57,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-06 02:33:57,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-06 02:33:57,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-06 02:33:57,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-06 02:33:57,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-06 02:33:57,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-06 02:33:57,953 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-06 02:33:57,953 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-06 02:33:57,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-06 02:33:57,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-06 02:33:57,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-06 02:33:57,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-06 02:33:57,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-06 02:33:57,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-06 02:33:57,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-06 02:33:57,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-06 02:33:57,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-06 02:33:57,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-06 02:33:57,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#8 [2024-11-06 02:33:57,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#9 [2024-11-06 02:33:57,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#10 [2024-11-06 02:33:57,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#11 [2024-11-06 02:33:57,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#12 [2024-11-06 02:33:57,957 INFO L130 BoogieDeclarations]: Found specification of procedure extract_value [2024-11-06 02:33:57,958 INFO L138 BoogieDeclarations]: Found implementation of procedure extract_value [2024-11-06 02:33:57,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#0 [2024-11-06 02:33:57,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#1 [2024-11-06 02:33:57,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#2 [2024-11-06 02:33:57,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#3 [2024-11-06 02:33:57,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#4 [2024-11-06 02:33:57,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#5 [2024-11-06 02:33:57,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#6 [2024-11-06 02:33:57,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#7 [2024-11-06 02:33:57,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#8 [2024-11-06 02:33:57,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#9 [2024-11-06 02:33:57,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#10 [2024-11-06 02:33:57,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#11 [2024-11-06 02:33:57,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#12 [2024-11-06 02:33:57,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-11-06 02:33:57,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-11-06 02:33:57,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#2 [2024-11-06 02:33:57,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#3 [2024-11-06 02:33:57,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#4 [2024-11-06 02:33:57,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#5 [2024-11-06 02:33:57,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#6 [2024-11-06 02:33:57,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#7 [2024-11-06 02:33:57,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#8 [2024-11-06 02:33:57,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#9 [2024-11-06 02:33:57,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#10 [2024-11-06 02:33:57,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#11 [2024-11-06 02:33:57,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#12 [2024-11-06 02:33:57,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#0 [2024-11-06 02:33:57,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#1 [2024-11-06 02:33:57,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#2 [2024-11-06 02:33:57,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#3 [2024-11-06 02:33:57,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#4 [2024-11-06 02:33:57,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#5 [2024-11-06 02:33:57,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#6 [2024-11-06 02:33:57,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#7 [2024-11-06 02:33:57,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#8 [2024-11-06 02:33:57,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#9 [2024-11-06 02:33:57,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#10 [2024-11-06 02:33:57,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#11 [2024-11-06 02:33:57,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#12 [2024-11-06 02:33:57,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-06 02:33:57,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-06 02:33:57,965 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_destroy_user [2024-11-06 02:33:57,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_destroy_user [2024-11-06 02:33:57,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-06 02:33:57,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-06 02:33:57,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-06 02:33:57,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-06 02:33:57,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-06 02:33:57,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-06 02:33:57,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-06 02:33:57,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-06 02:33:57,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-06 02:33:57,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-06 02:33:57,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-06 02:33:57,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-06 02:33:57,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-06 02:33:57,967 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2024-11-06 02:33:57,967 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2024-11-06 02:33:57,967 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-06 02:33:57,968 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#0 [2024-11-06 02:33:57,968 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#1 [2024-11-06 02:33:57,968 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#2 [2024-11-06 02:33:57,968 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#3 [2024-11-06 02:33:57,968 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#4 [2024-11-06 02:33:57,968 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#5 [2024-11-06 02:33:57,968 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#6 [2024-11-06 02:33:57,968 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#7 [2024-11-06 02:33:57,968 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#8 [2024-11-06 02:33:57,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#9 [2024-11-06 02:33:57,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#10 [2024-11-06 02:33:57,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#11 [2024-11-06 02:33:57,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#12 [2024-11-06 02:33:57,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#0 [2024-11-06 02:33:57,970 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#1 [2024-11-06 02:33:57,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#2 [2024-11-06 02:33:57,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#3 [2024-11-06 02:33:57,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#4 [2024-11-06 02:33:57,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#5 [2024-11-06 02:33:57,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#6 [2024-11-06 02:33:57,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#7 [2024-11-06 02:33:57,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#8 [2024-11-06 02:33:57,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#9 [2024-11-06 02:33:57,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#10 [2024-11-06 02:33:57,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#11 [2024-11-06 02:33:57,972 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#12 [2024-11-06 02:33:57,972 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#0 [2024-11-06 02:33:57,972 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#1 [2024-11-06 02:33:57,972 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#2 [2024-11-06 02:33:57,972 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#3 [2024-11-06 02:33:57,972 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#4 [2024-11-06 02:33:57,972 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#5 [2024-11-06 02:33:57,972 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#6 [2024-11-06 02:33:57,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#7 [2024-11-06 02:33:57,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#8 [2024-11-06 02:33:57,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#9 [2024-11-06 02:33:57,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#10 [2024-11-06 02:33:57,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#11 [2024-11-06 02:33:57,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#12 [2024-11-06 02:33:57,973 INFO L130 BoogieDeclarations]: Found specification of procedure ibmpex_bmc_delete [2024-11-06 02:33:57,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmpex_bmc_delete [2024-11-06 02:33:57,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-06 02:33:57,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-06 02:33:57,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-06 02:33:57,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-06 02:33:57,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-06 02:33:57,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-06 02:33:57,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-06 02:33:57,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-06 02:33:57,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-06 02:33:57,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-06 02:33:57,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-06 02:33:57,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-06 02:33:57,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-06 02:33:57,975 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-06 02:33:57,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-06 02:33:57,976 INFO L130 BoogieDeclarations]: Found specification of procedure ibmpex_send_message [2024-11-06 02:33:57,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmpex_send_message [2024-11-06 02:33:57,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-06 02:33:57,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-06 02:33:57,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-06 02:33:57,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-06 02:33:57,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-06 02:33:57,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-06 02:33:57,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-06 02:33:57,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-06 02:33:57,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#8 [2024-11-06 02:33:57,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#9 [2024-11-06 02:33:57,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#10 [2024-11-06 02:33:57,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#11 [2024-11-06 02:33:57,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#12 [2024-11-06 02:33:57,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-06 02:33:57,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-06 02:33:57,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-06 02:33:57,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-06 02:33:57,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-06 02:33:57,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-06 02:33:57,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-06 02:33:57,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-06 02:33:57,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2024-11-06 02:33:57,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#9 [2024-11-06 02:33:57,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#10 [2024-11-06 02:33:57,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#11 [2024-11-06 02:33:57,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#12 [2024-11-06 02:33:57,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#0 [2024-11-06 02:33:57,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#1 [2024-11-06 02:33:57,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#2 [2024-11-06 02:33:57,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#3 [2024-11-06 02:33:57,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#4 [2024-11-06 02:33:57,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#5 [2024-11-06 02:33:57,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#6 [2024-11-06 02:33:57,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#7 [2024-11-06 02:33:57,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#8 [2024-11-06 02:33:57,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#9 [2024-11-06 02:33:57,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#10 [2024-11-06 02:33:57,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#11 [2024-11-06 02:33:57,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#12 [2024-11-06 02:33:57,985 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2024-11-06 02:33:57,985 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2024-11-06 02:33:57,985 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-06 02:33:57,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-06 02:33:57,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-06 02:33:57,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-06 02:33:57,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-06 02:33:57,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-06 02:33:57,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-06 02:33:57,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-06 02:33:57,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-11-06 02:33:57,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2024-11-06 02:33:57,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2024-11-06 02:33:57,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10 [2024-11-06 02:33:57,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#11 [2024-11-06 02:33:57,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#12 [2024-11-06 02:33:57,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-06 02:33:57,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-06 02:33:57,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-06 02:33:57,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-06 02:33:57,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-06 02:33:57,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-06 02:33:57,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-06 02:33:57,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-06 02:33:57,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-06 02:33:57,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-06 02:33:57,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-06 02:33:57,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-06 02:33:57,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-06 02:33:57,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2024-11-06 02:33:57,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2024-11-06 02:33:57,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-06 02:33:57,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-06 02:33:57,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-06 02:33:57,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-06 02:33:57,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-06 02:33:57,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-06 02:33:57,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-06 02:33:57,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-06 02:33:57,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-06 02:33:57,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-11-06 02:33:57,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-11-06 02:33:57,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2024-11-06 02:33:57,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2024-11-06 02:33:57,991 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2024-11-06 02:33:57,991 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2024-11-06 02:33:57,991 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-06 02:33:57,992 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-06 02:33:57,992 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-06 02:33:57,992 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-06 02:33:57,992 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-11-06 02:33:57,992 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-11-06 02:33:57,992 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#0 [2024-11-06 02:33:57,992 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#1 [2024-11-06 02:33:57,992 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#2 [2024-11-06 02:33:57,992 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#3 [2024-11-06 02:33:57,992 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#4 [2024-11-06 02:33:57,992 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#5 [2024-11-06 02:33:57,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#6 [2024-11-06 02:33:57,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#7 [2024-11-06 02:33:57,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#8 [2024-11-06 02:33:57,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#9 [2024-11-06 02:33:57,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#10 [2024-11-06 02:33:57,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#11 [2024-11-06 02:33:57,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#12 [2024-11-06 02:33:57,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2024-11-06 02:33:57,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2024-11-06 02:33:57,993 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_free_recv_msg [2024-11-06 02:33:57,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_free_recv_msg [2024-11-06 02:33:57,994 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2024-11-06 02:33:57,994 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2024-11-06 02:33:57,994 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-06 02:33:57,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-06 02:33:58,458 INFO L238 CfgBuilder]: Building ICFG [2024-11-06 02:33:58,460 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-06 02:34:15,776 INFO L? ?]: Removed 488 outVars from TransFormulas that were not future-live. [2024-11-06 02:34:15,777 INFO L287 CfgBuilder]: Performing block encoding [2024-11-06 02:34:15,800 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-06 02:34:15,800 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-06 02:34:15,800 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 02:34:15 BoogieIcfgContainer [2024-11-06 02:34:15,801 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-06 02:34:15,806 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-06 02:34:15,806 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-06 02:34:15,809 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-06 02:34:15,809 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 02:33:56" (1/3) ... [2024-11-06 02:34:15,809 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fbb2b41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 02:34:15, skipping insertion in model container [2024-11-06 02:34:15,810 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:33:57" (2/3) ... [2024-11-06 02:34:15,810 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fbb2b41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 02:34:15, skipping insertion in model container [2024-11-06 02:34:15,810 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 02:34:15" (3/3) ... [2024-11-06 02:34:15,811 INFO L112 eAbstractionObserver]: Analyzing ICFG m0_drivers-hwmon-ibmpex-ko--130_7a--d631323.i [2024-11-06 02:34:15,825 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-06 02:34:15,826 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-06 02:34:15,899 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-06 02:34:15,906 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;@640041da, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-06 02:34:15,906 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-06 02:34:15,914 INFO L276 IsEmpty]: Start isEmpty. Operand has 293 states, 219 states have (on average 1.2922374429223744) internal successors, (283), 226 states have internal predecessors, (283), 54 states have call successors, (54), 18 states have call predecessors, (54), 18 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-06 02:34:15,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-06 02:34:15,933 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 02:34:15,934 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 02:34:15,934 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 02:34:15,941 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 02:34:15,941 INFO L85 PathProgramCache]: Analyzing trace with hash 168484704, now seen corresponding path program 1 times [2024-11-06 02:34:15,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 02:34:15,960 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1570825131] [2024-11-06 02:34:15,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 02:34:15,961 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 02:34:15,961 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 02:34:15,964 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 02:34:15,966 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 02:34:17,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 02:34:17,176 INFO L255 TraceCheckSpWp]: Trace formula consists of 1087 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-06 02:34:17,188 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 02:34:18,631 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-06 02:34:18,631 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 02:34:18,631 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 02:34:18,632 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1570825131] [2024-11-06 02:34:18,632 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1570825131] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 02:34:18,632 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 02:34:18,632 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-06 02:34:18,634 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1238180653] [2024-11-06 02:34:18,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 02:34:18,638 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-06 02:34:18,638 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 02:34:18,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-06 02:34:18,658 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-06 02:34:18,661 INFO L87 Difference]: Start difference. First operand has 293 states, 219 states have (on average 1.2922374429223744) internal successors, (283), 226 states have internal predecessors, (283), 54 states have call successors, (54), 18 states have call predecessors, (54), 18 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) Second operand has 10 states, 10 states have (on average 8.0) internal successors, (80), 7 states have internal predecessors, (80), 2 states have call successors, (17), 2 states have call predecessors, (17), 5 states have return successors, (15), 5 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-06 02:34:20,200 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-06 02:34:21,737 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-06 02:34:22,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 02:34:22,640 INFO L93 Difference]: Finished difference Result 587 states and 794 transitions. [2024-11-06 02:34:22,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-06 02:34:22,644 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.0) internal successors, (80), 7 states have internal predecessors, (80), 2 states have call successors, (17), 2 states have call predecessors, (17), 5 states have return successors, (15), 5 states have call predecessors, (15), 2 states have call successors, (15) Word has length 124 [2024-11-06 02:34:22,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 02:34:22,655 INFO L225 Difference]: With dead ends: 587 [2024-11-06 02:34:22,655 INFO L226 Difference]: Without dead ends: 290 [2024-11-06 02:34:22,659 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-06 02:34:22,662 INFO L432 NwaCegarLoop]: 381 mSDtfsCounter, 0 mSDsluCounter, 3027 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3408 SdHoareTripleChecker+Invalid, 65 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2024-11-06 02:34:22,663 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3408 Invalid, 65 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 65 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2024-11-06 02:34:22,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 290 states. [2024-11-06 02:34:22,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 290 to 290. [2024-11-06 02:34:22,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 290 states, 217 states have (on average 1.271889400921659) internal successors, (276), 222 states have internal predecessors, (276), 52 states have call successors, (52), 18 states have call predecessors, (52), 20 states have return successors, (56), 53 states have call predecessors, (56), 50 states have call successors, (56) [2024-11-06 02:34:22,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 290 states and 384 transitions. [2024-11-06 02:34:22,736 INFO L78 Accepts]: Start accepts. Automaton has 290 states and 384 transitions. Word has length 124 [2024-11-06 02:34:22,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 02:34:22,736 INFO L471 AbstractCegarLoop]: Abstraction has 290 states and 384 transitions. [2024-11-06 02:34:22,737 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.0) internal successors, (80), 7 states have internal predecessors, (80), 2 states have call successors, (17), 2 states have call predecessors, (17), 5 states have return successors, (15), 5 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-06 02:34:22,737 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 384 transitions. [2024-11-06 02:34:22,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-06 02:34:22,741 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 02:34:22,741 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 02:34:22,770 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 02:34:22,942 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 02:34:22,942 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 02:34:22,943 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 02:34:22,943 INFO L85 PathProgramCache]: Analyzing trace with hash 849140596, now seen corresponding path program 1 times [2024-11-06 02:34:22,944 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 02:34:22,944 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2002967445] [2024-11-06 02:34:22,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 02:34:22,945 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 02:34:22,945 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 02:34:22,947 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 02:34:22,948 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 [2024-11-06 02:34:24,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 02:34:24,094 INFO L255 TraceCheckSpWp]: Trace formula consists of 1127 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-06 02:34:24,100 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 02:34:24,252 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-06 02:34:24,252 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 02:34:24,252 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 02:34:24,252 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2002967445] [2024-11-06 02:34:24,252 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2002967445] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 02:34:24,253 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 02:34:24,253 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-06 02:34:24,253 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [438946772] [2024-11-06 02:34:24,253 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 02:34:24,257 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-06 02:34:24,257 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 02:34:24,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-06 02:34:24,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-06 02:34:24,258 INFO L87 Difference]: Start difference. First operand 290 states and 384 transitions. Second operand has 4 states, 4 states have (on average 24.25) internal successors, (97), 4 states have internal predecessors, (97), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-06 02:34:25,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 02:34:25,248 INFO L93 Difference]: Finished difference Result 574 states and 762 transitions. [2024-11-06 02:34:25,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-06 02:34:25,249 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.25) internal successors, (97), 4 states have internal predecessors, (97), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 138 [2024-11-06 02:34:25,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 02:34:25,256 INFO L225 Difference]: With dead ends: 574 [2024-11-06 02:34:25,256 INFO L226 Difference]: Without dead ends: 292 [2024-11-06 02:34:25,257 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-06 02:34:25,259 INFO L432 NwaCegarLoop]: 368 mSDtfsCounter, 0 mSDsluCounter, 724 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1092 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-06 02:34:25,260 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1092 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-06 02:34:25,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 292 states. [2024-11-06 02:34:25,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 292 to 292. [2024-11-06 02:34:25,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 292 states, 219 states have (on average 1.269406392694064) internal successors, (278), 224 states have internal predecessors, (278), 52 states have call successors, (52), 18 states have call predecessors, (52), 20 states have return successors, (56), 53 states have call predecessors, (56), 50 states have call successors, (56) [2024-11-06 02:34:25,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 292 states and 386 transitions. [2024-11-06 02:34:25,295 INFO L78 Accepts]: Start accepts. Automaton has 292 states and 386 transitions. Word has length 138 [2024-11-06 02:34:25,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 02:34:25,296 INFO L471 AbstractCegarLoop]: Abstraction has 292 states and 386 transitions. [2024-11-06 02:34:25,296 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.25) internal successors, (97), 4 states have internal predecessors, (97), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-06 02:34:25,296 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 386 transitions. [2024-11-06 02:34:25,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-06 02:34:25,302 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 02:34:25,302 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 02:34:25,334 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 [2024-11-06 02:34:25,502 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 [2024-11-06 02:34:25,503 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 02:34:25,504 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 02:34:25,504 INFO L85 PathProgramCache]: Analyzing trace with hash -1623161925, now seen corresponding path program 1 times [2024-11-06 02:34:25,505 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 02:34:25,506 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1837872843] [2024-11-06 02:34:25,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 02:34:25,506 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 02:34:25,506 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 02:34:25,509 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) [2024-11-06 02:34:25,510 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 [2024-11-06 02:34:26,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 02:34:26,976 INFO L255 TraceCheckSpWp]: Trace formula consists of 1169 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-06 02:34:26,982 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 02:34:27,159 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-11-06 02:34:27,160 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 02:34:27,160 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 02:34:27,160 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1837872843] [2024-11-06 02:34:27,160 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1837872843] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 02:34:27,160 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 02:34:27,161 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-06 02:34:27,161 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1969630933] [2024-11-06 02:34:27,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 02:34:27,161 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-06 02:34:27,162 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 02:34:27,165 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-06 02:34:27,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-06 02:34:27,166 INFO L87 Difference]: Start difference. First operand 292 states and 386 transitions. Second operand has 4 states, 4 states have (on average 22.75) internal successors, (91), 4 states have internal predecessors, (91), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-06 02:34:27,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 02:34:27,543 INFO L93 Difference]: Finished difference Result 578 states and 766 transitions. [2024-11-06 02:34:27,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-06 02:34:27,544 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.75) internal successors, (91), 4 states have internal predecessors, (91), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 140 [2024-11-06 02:34:27,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 02:34:27,547 INFO L225 Difference]: With dead ends: 578 [2024-11-06 02:34:27,547 INFO L226 Difference]: Without dead ends: 294 [2024-11-06 02:34:27,548 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-06 02:34:27,549 INFO L432 NwaCegarLoop]: 368 mSDtfsCounter, 0 mSDsluCounter, 717 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1085 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-06 02:34:27,550 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1085 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-06 02:34:27,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 294 states. [2024-11-06 02:34:27,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 294 to 294. [2024-11-06 02:34:27,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 294 states, 221 states have (on average 1.2669683257918551) internal successors, (280), 226 states have internal predecessors, (280), 52 states have call successors, (52), 18 states have call predecessors, (52), 20 states have return successors, (56), 53 states have call predecessors, (56), 50 states have call successors, (56) [2024-11-06 02:34:27,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 294 states and 388 transitions. [2024-11-06 02:34:27,582 INFO L78 Accepts]: Start accepts. Automaton has 294 states and 388 transitions. Word has length 140 [2024-11-06 02:34:27,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 02:34:27,582 INFO L471 AbstractCegarLoop]: Abstraction has 294 states and 388 transitions. [2024-11-06 02:34:27,583 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.75) internal successors, (91), 4 states have internal predecessors, (91), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-06 02:34:27,583 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 388 transitions. [2024-11-06 02:34:27,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-06 02:34:27,589 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 02:34:27,590 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 02:34:27,626 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 [2024-11-06 02:34:27,790 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 [2024-11-06 02:34:27,791 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 02:34:27,791 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 02:34:27,792 INFO L85 PathProgramCache]: Analyzing trace with hash -236958531, now seen corresponding path program 1 times [2024-11-06 02:34:27,792 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 02:34:27,793 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [301824846] [2024-11-06 02:34:27,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 02:34:27,793 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 02:34:27,793 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 02:34:27,794 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) [2024-11-06 02:34:27,795 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 [2024-11-06 02:34:29,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 02:34:29,360 INFO L255 TraceCheckSpWp]: Trace formula consists of 1169 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-06 02:34:29,367 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 02:34:30,871 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-11-06 02:34:30,872 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 02:34:30,872 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 02:34:30,872 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [301824846] [2024-11-06 02:34:30,872 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [301824846] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 02:34:30,872 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 02:34:30,872 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-06 02:34:30,872 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2086698703] [2024-11-06 02:34:30,872 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 02:34:30,873 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-06 02:34:30,873 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 02:34:30,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-06 02:34:30,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-06 02:34:30,875 INFO L87 Difference]: Start difference. First operand 294 states and 388 transitions. Second operand has 10 states, 10 states have (on average 8.8) internal successors, (88), 7 states have internal predecessors, (88), 2 states have call successors, (17), 2 states have call predecessors, (17), 4 states have return successors, (17), 4 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-06 02:34:31,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 02:34:31,604 INFO L93 Difference]: Finished difference Result 582 states and 770 transitions. [2024-11-06 02:34:31,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-06 02:34:31,605 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.8) internal successors, (88), 7 states have internal predecessors, (88), 2 states have call successors, (17), 2 states have call predecessors, (17), 4 states have return successors, (17), 4 states have call predecessors, (17), 1 states have call successors, (17) Word has length 140 [2024-11-06 02:34:31,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 02:34:31,610 INFO L225 Difference]: With dead ends: 582 [2024-11-06 02:34:31,610 INFO L226 Difference]: Without dead ends: 296 [2024-11-06 02:34:31,612 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-06 02:34:31,614 INFO L432 NwaCegarLoop]: 366 mSDtfsCounter, 0 mSDsluCounter, 2919 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3285 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-06 02:34:31,614 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3285 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-06 02:34:31,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 296 states. [2024-11-06 02:34:31,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 296 to 296. [2024-11-06 02:34:31,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 296 states, 223 states have (on average 1.2645739910313902) internal successors, (282), 227 states have internal predecessors, (282), 52 states have call successors, (52), 18 states have call predecessors, (52), 20 states have return successors, (56), 54 states have call predecessors, (56), 50 states have call successors, (56) [2024-11-06 02:34:31,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 296 states and 390 transitions. [2024-11-06 02:34:31,642 INFO L78 Accepts]: Start accepts. Automaton has 296 states and 390 transitions. Word has length 140 [2024-11-06 02:34:31,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 02:34:31,643 INFO L471 AbstractCegarLoop]: Abstraction has 296 states and 390 transitions. [2024-11-06 02:34:31,643 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.8) internal successors, (88), 7 states have internal predecessors, (88), 2 states have call successors, (17), 2 states have call predecessors, (17), 4 states have return successors, (17), 4 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-06 02:34:31,643 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 390 transitions. [2024-11-06 02:34:31,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-11-06 02:34:31,647 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 02:34:31,647 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 02:34:31,694 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 (5)] Ended with exit code 0 [2024-11-06 02:34:31,848 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /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 02:34:31,848 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 02:34:31,849 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 02:34:31,849 INFO L85 PathProgramCache]: Analyzing trace with hash 843084714, now seen corresponding path program 2 times [2024-11-06 02:34:31,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 02:34:31,850 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2119236739] [2024-11-06 02:34:31,850 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-06 02:34:31,850 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 02:34:31,851 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 02:34:31,855 INFO L229 MonitoredProcess]: Starting monitored process 6 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 02:34:31,856 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 (6)] Waiting until timeout for monitored process [2024-11-06 02:34:32,764 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-06 02:34:32,765 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-06 02:34:32,798 INFO L255 TraceCheckSpWp]: Trace formula consists of 516 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-06 02:34:32,807 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 02:34:38,657 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-06 02:34:38,658 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 02:34:38,658 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 02:34:38,658 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2119236739] [2024-11-06 02:34:38,658 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2119236739] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 02:34:38,658 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 02:34:38,658 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-06 02:34:38,659 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1922966173] [2024-11-06 02:34:38,659 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 02:34:38,659 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-06 02:34:38,659 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 02:34:38,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-06 02:34:38,660 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-06 02:34:38,660 INFO L87 Difference]: Start difference. First operand 296 states and 390 transitions. Second operand has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-06 02:34:42,698 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-06 02:34:46,748 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-06 02:34:54,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 02:34:54,832 INFO L93 Difference]: Finished difference Result 848 states and 1124 transitions. [2024-11-06 02:34:54,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-06 02:34:54,832 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 147 [2024-11-06 02:34:54,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 02:34:54,840 INFO L225 Difference]: With dead ends: 848 [2024-11-06 02:34:54,840 INFO L226 Difference]: Without dead ends: 845 [2024-11-06 02:34:54,841 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-06 02:34:54,842 INFO L432 NwaCegarLoop]: 713 mSDtfsCounter, 585 mSDsluCounter, 1365 mSDsCounter, 0 mSdLazyCounter, 432 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 585 SdHoareTripleChecker+Valid, 2078 SdHoareTripleChecker+Invalid, 434 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 432 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.1s IncrementalHoareTripleChecker+Time [2024-11-06 02:34:54,842 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [585 Valid, 2078 Invalid, 434 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 432 Invalid, 2 Unknown, 0 Unchecked, 16.1s Time] [2024-11-06 02:34:54,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 845 states. [2024-11-06 02:34:54,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 845 to 835. [2024-11-06 02:34:54,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 835 states, 626 states have (on average 1.2571884984025559) internal successors, (787), 636 states have internal predecessors, (787), 148 states have call successors, (148), 52 states have call predecessors, (148), 60 states have return successors, (168), 158 states have call predecessors, (168), 146 states have call successors, (168) [2024-11-06 02:34:54,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 835 states and 1103 transitions. [2024-11-06 02:34:54,925 INFO L78 Accepts]: Start accepts. Automaton has 835 states and 1103 transitions. Word has length 147 [2024-11-06 02:34:54,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 02:34:54,926 INFO L471 AbstractCegarLoop]: Abstraction has 835 states and 1103 transitions. [2024-11-06 02:34:54,926 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-06 02:34:54,926 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 1103 transitions. [2024-11-06 02:34:54,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-06 02:34:54,929 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 02:34:54,929 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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 02:34:54,947 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 (6)] Forceful destruction successful, exit code 0 [2024-11-06 02:34:55,130 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /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 02:34:55,130 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 02:34:55,131 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 02:34:55,131 INFO L85 PathProgramCache]: Analyzing trace with hash 1757610850, now seen corresponding path program 1 times [2024-11-06 02:34:55,131 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 02:34:55,132 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1175088289] [2024-11-06 02:34:55,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 02:34:55,132 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 02:34:55,132 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 02:34:55,133 INFO L229 MonitoredProcess]: Starting monitored process 7 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 02:34:55,134 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 (7)] Waiting until timeout for monitored process [2024-11-06 02:34:56,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 02:34:56,667 INFO L255 TraceCheckSpWp]: Trace formula consists of 1218 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-06 02:34:56,672 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 02:34:57,058 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-06 02:34:57,059 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 02:34:57,059 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 02:34:57,059 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1175088289] [2024-11-06 02:34:57,059 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1175088289] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 02:34:57,059 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 02:34:57,059 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-06 02:34:57,059 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230319856] [2024-11-06 02:34:57,059 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 02:34:57,060 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-06 02:34:57,060 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 02:34:57,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-06 02:34:57,060 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 02:34:57,061 INFO L87 Difference]: Start difference. First operand 835 states and 1103 transitions. Second operand has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 3 states have call successors, (18), 3 states have call predecessors, (18), 2 states have return successors, (16), 2 states have call predecessors, (16), 1 states have call successors, (16) [2024-11-06 02:35:01,096 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-06 02:35:01,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 02:35:01,203 INFO L93 Difference]: Finished difference Result 1409 states and 1866 transitions. [2024-11-06 02:35:01,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-06 02:35:01,204 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 3 states have call successors, (18), 3 states have call predecessors, (18), 2 states have return successors, (16), 2 states have call predecessors, (16), 1 states have call successors, (16) Word has length 157 [2024-11-06 02:35:01,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 02:35:01,211 INFO L225 Difference]: With dead ends: 1409 [2024-11-06 02:35:01,212 INFO L226 Difference]: Without dead ends: 1121 [2024-11-06 02:35:01,213 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 02:35:01,215 INFO L432 NwaCegarLoop]: 698 mSDtfsCounter, 352 mSDsluCounter, 364 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 352 SdHoareTripleChecker+Valid, 1062 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-11-06 02:35:01,216 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [352 Valid, 1062 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 4.1s Time] [2024-11-06 02:35:01,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1121 states. [2024-11-06 02:35:01,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1121 to 1118. [2024-11-06 02:35:01,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1118 states, 840 states have (on average 1.2583333333333333) internal successors, (1057), 853 states have internal predecessors, (1057), 197 states have call successors, (197), 69 states have call predecessors, (197), 80 states have return successors, (223), 211 states have call predecessors, (223), 195 states have call successors, (223) [2024-11-06 02:35:01,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 1118 states and 1477 transitions. [2024-11-06 02:35:01,280 INFO L78 Accepts]: Start accepts. Automaton has 1118 states and 1477 transitions. Word has length 157 [2024-11-06 02:35:01,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 02:35:01,282 INFO L471 AbstractCegarLoop]: Abstraction has 1118 states and 1477 transitions. [2024-11-06 02:35:01,283 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 3 states have call successors, (18), 3 states have call predecessors, (18), 2 states have return successors, (16), 2 states have call predecessors, (16), 1 states have call successors, (16) [2024-11-06 02:35:01,283 INFO L276 IsEmpty]: Start isEmpty. Operand 1118 states and 1477 transitions. [2024-11-06 02:35:01,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-11-06 02:35:01,286 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 02:35:01,287 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 02:35:01,331 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 (7)] Ended with exit code 0 [2024-11-06 02:35:01,487 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /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 02:35:01,488 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 02:35:01,488 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 02:35:01,488 INFO L85 PathProgramCache]: Analyzing trace with hash -379275858, now seen corresponding path program 1 times [2024-11-06 02:35:01,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 02:35:01,490 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [857385792] [2024-11-06 02:35:01,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 02:35:01,490 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 02:35:01,490 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 02:35:01,493 INFO L229 MonitoredProcess]: Starting monitored process 8 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 02:35:01,495 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 (8)] Waiting until timeout for monitored process [2024-11-06 02:35:03,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 02:35:03,550 INFO L255 TraceCheckSpWp]: Trace formula consists of 1508 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-06 02:35:03,556 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 02:35:03,779 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-11-06 02:35:03,780 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 02:35:03,780 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 02:35:03,780 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [857385792] [2024-11-06 02:35:03,780 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [857385792] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 02:35:03,780 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 02:35:03,780 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-06 02:35:03,780 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1011476145] [2024-11-06 02:35:03,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 02:35:03,781 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-06 02:35:03,781 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 02:35:03,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-06 02:35:03,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-06 02:35:03,782 INFO L87 Difference]: Start difference. First operand 1118 states and 1477 transitions. Second operand has 4 states, 4 states have (on average 28.25) internal successors, (113), 4 states have internal predecessors, (113), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-06 02:35:04,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 02:35:04,460 INFO L93 Difference]: Finished difference Result 2236 states and 2957 transitions. [2024-11-06 02:35:04,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-06 02:35:04,461 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 28.25) internal successors, (113), 4 states have internal predecessors, (113), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 196 [2024-11-06 02:35:04,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 02:35:04,469 INFO L225 Difference]: With dead ends: 2236 [2024-11-06 02:35:04,469 INFO L226 Difference]: Without dead ends: 1126 [2024-11-06 02:35:04,473 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 193 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-06 02:35:04,474 INFO L432 NwaCegarLoop]: 368 mSDtfsCounter, 0 mSDsluCounter, 717 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1085 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-06 02:35:04,475 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1085 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-06 02:35:04,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1126 states. [2024-11-06 02:35:04,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1126 to 1126. [2024-11-06 02:35:04,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1126 states, 848 states have (on average 1.2558962264150944) internal successors, (1065), 861 states have internal predecessors, (1065), 197 states have call successors, (197), 69 states have call predecessors, (197), 80 states have return successors, (223), 211 states have call predecessors, (223), 195 states have call successors, (223) [2024-11-06 02:35:04,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 1126 states and 1485 transitions. [2024-11-06 02:35:04,531 INFO L78 Accepts]: Start accepts. Automaton has 1126 states and 1485 transitions. Word has length 196 [2024-11-06 02:35:04,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 02:35:04,532 INFO L471 AbstractCegarLoop]: Abstraction has 1126 states and 1485 transitions. [2024-11-06 02:35:04,532 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 28.25) internal successors, (113), 4 states have internal predecessors, (113), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-06 02:35:04,532 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 1485 transitions. [2024-11-06 02:35:04,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-11-06 02:35:04,572 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 02:35:04,572 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 02:35:04,633 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 (8)] Ended with exit code 0 [2024-11-06 02:35:04,772 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /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 02:35:04,773 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 02:35:04,774 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 02:35:04,774 INFO L85 PathProgramCache]: Analyzing trace with hash -840955349, now seen corresponding path program 1 times [2024-11-06 02:35:04,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 02:35:04,775 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [217329901] [2024-11-06 02:35:04,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 02:35:04,775 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 02:35:04,775 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 02:35:04,776 INFO L229 MonitoredProcess]: Starting monitored process 9 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 02:35:04,777 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 (9)] Waiting until timeout for monitored process [2024-11-06 02:35:06,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 02:35:06,806 INFO L255 TraceCheckSpWp]: Trace formula consists of 1488 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-06 02:35:06,814 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 02:35:06,938 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-11-06 02:35:06,938 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 02:35:06,938 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 02:35:06,939 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [217329901] [2024-11-06 02:35:06,939 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [217329901] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 02:35:06,939 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 02:35:06,939 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-06 02:35:06,939 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [135541745] [2024-11-06 02:35:06,939 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 02:35:06,939 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-06 02:35:06,940 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 02:35:06,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-06 02:35:06,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 02:35:06,945 INFO L87 Difference]: Start difference. First operand 1126 states and 1485 transitions. Second operand has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-06 02:35:07,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 02:35:07,247 INFO L93 Difference]: Finished difference Result 2248 states and 2969 transitions. [2024-11-06 02:35:07,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-06 02:35:07,248 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 189 [2024-11-06 02:35:07,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 02:35:07,255 INFO L225 Difference]: With dead ends: 2248 [2024-11-06 02:35:07,255 INFO L226 Difference]: Without dead ends: 1130 [2024-11-06 02:35:07,259 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 187 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 02:35:07,259 INFO L432 NwaCegarLoop]: 369 mSDtfsCounter, 0 mSDsluCounter, 363 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 732 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-06 02:35:07,260 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 732 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-06 02:35:07,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1130 states. [2024-11-06 02:35:07,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1130 to 1130. [2024-11-06 02:35:07,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1130 states, 852 states have (on average 1.2546948356807512) internal successors, (1069), 865 states have internal predecessors, (1069), 197 states have call successors, (197), 69 states have call predecessors, (197), 80 states have return successors, (223), 211 states have call predecessors, (223), 195 states have call successors, (223) [2024-11-06 02:35:07,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130 states to 1130 states and 1489 transitions. [2024-11-06 02:35:07,349 INFO L78 Accepts]: Start accepts. Automaton has 1130 states and 1489 transitions. Word has length 189 [2024-11-06 02:35:07,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 02:35:07,349 INFO L471 AbstractCegarLoop]: Abstraction has 1130 states and 1489 transitions. [2024-11-06 02:35:07,350 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-06 02:35:07,350 INFO L276 IsEmpty]: Start isEmpty. Operand 1130 states and 1489 transitions. [2024-11-06 02:35:07,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-11-06 02:35:07,353 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 02:35:07,353 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 02:35:07,409 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 (9)] Forceful destruction successful, exit code 0 [2024-11-06 02:35:07,553 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /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 02:35:07,554 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 02:35:07,555 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 02:35:07,555 INFO L85 PathProgramCache]: Analyzing trace with hash 698516974, now seen corresponding path program 1 times [2024-11-06 02:35:07,556 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 02:35:07,557 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [624337181] [2024-11-06 02:35:07,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 02:35:07,557 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 02:35:07,557 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 02:35:07,560 INFO L229 MonitoredProcess]: Starting monitored process 10 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 02:35:07,562 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 (10)] Waiting until timeout for monitored process [2024-11-06 02:35:09,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 02:35:09,657 INFO L255 TraceCheckSpWp]: Trace formula consists of 1510 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-06 02:35:09,661 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 02:35:09,914 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-11-06 02:35:09,914 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 02:35:09,914 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 02:35:09,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [624337181] [2024-11-06 02:35:09,914 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [624337181] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 02:35:09,914 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 02:35:09,914 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-06 02:35:09,914 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1511140003] [2024-11-06 02:35:09,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 02:35:09,915 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-06 02:35:09,915 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 02:35:09,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-06 02:35:09,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-06 02:35:09,916 INFO L87 Difference]: Start difference. First operand 1130 states and 1489 transitions. Second operand has 4 states, 4 states have (on average 28.25) internal successors, (113), 4 states have internal predecessors, (113), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-06 02:35:10,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 02:35:10,275 INFO L93 Difference]: Finished difference Result 2260 states and 2981 transitions. [2024-11-06 02:35:10,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-06 02:35:10,278 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 28.25) internal successors, (113), 4 states have internal predecessors, (113), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 196 [2024-11-06 02:35:10,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 02:35:10,285 INFO L225 Difference]: With dead ends: 2260 [2024-11-06 02:35:10,285 INFO L226 Difference]: Without dead ends: 1138 [2024-11-06 02:35:10,288 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 193 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-06 02:35:10,288 INFO L432 NwaCegarLoop]: 368 mSDtfsCounter, 0 mSDsluCounter, 729 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1097 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-06 02:35:10,289 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1097 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-06 02:35:10,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1138 states. [2024-11-06 02:35:10,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1138 to 1138. [2024-11-06 02:35:10,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1138 states, 860 states have (on average 1.2523255813953489) internal successors, (1077), 873 states have internal predecessors, (1077), 197 states have call successors, (197), 69 states have call predecessors, (197), 80 states have return successors, (223), 211 states have call predecessors, (223), 195 states have call successors, (223) [2024-11-06 02:35:10,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 1138 states and 1497 transitions. [2024-11-06 02:35:10,336 INFO L78 Accepts]: Start accepts. Automaton has 1138 states and 1497 transitions. Word has length 196 [2024-11-06 02:35:10,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 02:35:10,337 INFO L471 AbstractCegarLoop]: Abstraction has 1138 states and 1497 transitions. [2024-11-06 02:35:10,337 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 28.25) internal successors, (113), 4 states have internal predecessors, (113), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-06 02:35:10,337 INFO L276 IsEmpty]: Start isEmpty. Operand 1138 states and 1497 transitions. [2024-11-06 02:35:10,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-11-06 02:35:10,340 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 02:35:10,341 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 02:35:10,401 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 (10)] Ended with exit code 0 [2024-11-06 02:35:10,541 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /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 02:35:10,541 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 02:35:10,545 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 02:35:10,546 INFO L85 PathProgramCache]: Analyzing trace with hash 952918788, now seen corresponding path program 1 times [2024-11-06 02:35:10,547 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 02:35:10,547 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [725396298] [2024-11-06 02:35:10,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 02:35:10,547 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 02:35:10,547 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 02:35:10,552 INFO L229 MonitoredProcess]: Starting monitored process 11 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 02:35:10,553 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 (11)] Waiting until timeout for monitored process [2024-11-06 02:35:12,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 02:35:12,819 INFO L255 TraceCheckSpWp]: Trace formula consists of 1512 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-06 02:35:12,828 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 02:35:13,368 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2024-11-06 02:35:13,368 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 02:35:13,368 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 02:35:13,368 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [725396298] [2024-11-06 02:35:13,368 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [725396298] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 02:35:13,368 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 02:35:13,369 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-06 02:35:13,369 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040924156] [2024-11-06 02:35:13,369 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 02:35:13,369 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-06 02:35:13,369 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 02:35:13,370 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-06 02:35:13,370 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-06 02:35:13,370 INFO L87 Difference]: Start difference. First operand 1138 states and 1497 transitions. Second operand has 4 states, 4 states have (on average 25.5) internal successors, (102), 4 states have internal predecessors, (102), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-06 02:35:13,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 02:35:13,934 INFO L93 Difference]: Finished difference Result 1988 states and 2668 transitions. [2024-11-06 02:35:13,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-06 02:35:13,935 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.5) internal successors, (102), 4 states have internal predecessors, (102), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 197 [2024-11-06 02:35:13,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 02:35:13,946 INFO L225 Difference]: With dead ends: 1988 [2024-11-06 02:35:13,946 INFO L226 Difference]: Without dead ends: 1407 [2024-11-06 02:35:13,949 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 194 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-06 02:35:13,949 INFO L432 NwaCegarLoop]: 451 mSDtfsCounter, 83 mSDsluCounter, 816 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 93 SdHoareTripleChecker+Valid, 1267 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-06 02:35:13,951 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [93 Valid, 1267 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-06 02:35:13,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1407 states. [2024-11-06 02:35:14,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1407 to 1196. [2024-11-06 02:35:14,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1196 states, 912 states have (on average 1.2598684210526316) internal successors, (1149), 925 states have internal predecessors, (1149), 203 states have call successors, (203), 69 states have call predecessors, (203), 80 states have return successors, (233), 217 states have call predecessors, (233), 201 states have call successors, (233) [2024-11-06 02:35:14,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 1196 states and 1585 transitions. [2024-11-06 02:35:14,018 INFO L78 Accepts]: Start accepts. Automaton has 1196 states and 1585 transitions. Word has length 197 [2024-11-06 02:35:14,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 02:35:14,019 INFO L471 AbstractCegarLoop]: Abstraction has 1196 states and 1585 transitions. [2024-11-06 02:35:14,019 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.5) internal successors, (102), 4 states have internal predecessors, (102), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-06 02:35:14,019 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 1585 transitions. [2024-11-06 02:35:14,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-11-06 02:35:14,022 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 02:35:14,023 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 02:35:14,083 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 (11)] Ended with exit code 0 [2024-11-06 02:35:14,224 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /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 02:35:14,224 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 02:35:14,225 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 02:35:14,225 INFO L85 PathProgramCache]: Analyzing trace with hash 772964428, now seen corresponding path program 1 times [2024-11-06 02:35:14,226 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 02:35:14,226 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1424044920] [2024-11-06 02:35:14,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 02:35:14,226 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 02:35:14,226 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 02:35:14,227 INFO L229 MonitoredProcess]: Starting monitored process 12 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 02:35:14,229 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 (12)] Waiting until timeout for monitored process [2024-11-06 02:35:16,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 02:35:16,400 INFO L255 TraceCheckSpWp]: Trace formula consists of 1505 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-06 02:35:16,404 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 02:35:16,634 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-11-06 02:35:16,634 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 02:35:16,634 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 02:35:16,634 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1424044920] [2024-11-06 02:35:16,634 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1424044920] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 02:35:16,634 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 02:35:16,634 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-06 02:35:16,634 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1254731457] [2024-11-06 02:35:16,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 02:35:16,635 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-06 02:35:16,635 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 02:35:16,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-06 02:35:16,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-06 02:35:16,636 INFO L87 Difference]: Start difference. First operand 1196 states and 1585 transitions. Second operand has 4 states, 4 states have (on average 28.5) internal successors, (114), 4 states have internal predecessors, (114), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-06 02:35:16,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 02:35:16,894 INFO L93 Difference]: Finished difference Result 2392 states and 3173 transitions. [2024-11-06 02:35:16,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-06 02:35:16,898 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 28.5) internal successors, (114), 4 states have internal predecessors, (114), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 197 [2024-11-06 02:35:16,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 02:35:16,906 INFO L225 Difference]: With dead ends: 2392 [2024-11-06 02:35:16,906 INFO L226 Difference]: Without dead ends: 1204 [2024-11-06 02:35:16,910 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 196 GetRequests, 194 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-06 02:35:16,911 INFO L432 NwaCegarLoop]: 368 mSDtfsCounter, 0 mSDsluCounter, 729 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1097 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-06 02:35:16,912 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1097 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-06 02:35:16,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1204 states. [2024-11-06 02:35:16,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1204 to 1204. [2024-11-06 02:35:16,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1204 states, 920 states have (on average 1.257608695652174) internal successors, (1157), 933 states have internal predecessors, (1157), 203 states have call successors, (203), 69 states have call predecessors, (203), 80 states have return successors, (233), 217 states have call predecessors, (233), 201 states have call successors, (233) [2024-11-06 02:35:16,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1204 states to 1204 states and 1593 transitions. [2024-11-06 02:35:16,972 INFO L78 Accepts]: Start accepts. Automaton has 1204 states and 1593 transitions. Word has length 197 [2024-11-06 02:35:16,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 02:35:16,972 INFO L471 AbstractCegarLoop]: Abstraction has 1204 states and 1593 transitions. [2024-11-06 02:35:16,973 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 28.5) internal successors, (114), 4 states have internal predecessors, (114), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-06 02:35:16,973 INFO L276 IsEmpty]: Start isEmpty. Operand 1204 states and 1593 transitions. [2024-11-06 02:35:16,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2024-11-06 02:35:16,976 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 02:35:16,976 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 02:35:17,030 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 (12)] Forceful destruction successful, exit code 0 [2024-11-06 02:35:17,176 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /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 02:35:17,177 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 02:35:17,177 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 02:35:17,178 INFO L85 PathProgramCache]: Analyzing trace with hash -243675109, now seen corresponding path program 1 times [2024-11-06 02:35:17,179 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 02:35:17,179 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [684822046] [2024-11-06 02:35:17,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 02:35:17,179 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 02:35:17,179 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 02:35:17,182 INFO L229 MonitoredProcess]: Starting monitored process 13 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 02:35:17,183 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 (13)] Waiting until timeout for monitored process [2024-11-06 02:35:19,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 02:35:19,643 INFO L255 TraceCheckSpWp]: Trace formula consists of 1493 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-06 02:35:19,648 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 02:35:21,438 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-06 02:35:21,438 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 02:35:21,438 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 02:35:21,438 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [684822046] [2024-11-06 02:35:21,438 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [684822046] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 02:35:21,438 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 02:35:21,438 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-06 02:35:21,439 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [839998715] [2024-11-06 02:35:21,439 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 02:35:21,439 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-06 02:35:21,439 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 02:35:21,440 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-06 02:35:21,440 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-06 02:35:21,440 INFO L87 Difference]: Start difference. First operand 1204 states and 1593 transitions. Second operand has 8 states, 8 states have (on average 13.5) internal successors, (108), 6 states have internal predecessors, (108), 2 states have call successors, (19), 2 states have call predecessors, (19), 3 states have return successors, (19), 3 states have call predecessors, (19), 1 states have call successors, (19)