/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=1000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLEST --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl2.cil-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-eb0fd7c [2020-09-21 12:25:15,919 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-21 12:25:15,923 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-21 12:25:15,948 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-21 12:25:15,949 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-21 12:25:15,950 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-21 12:25:15,951 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-21 12:25:15,953 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-21 12:25:15,955 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-21 12:25:15,956 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-21 12:25:15,957 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-21 12:25:15,958 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-21 12:25:15,958 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-21 12:25:15,959 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-21 12:25:15,960 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-21 12:25:15,962 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-21 12:25:15,962 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-21 12:25:15,963 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-21 12:25:15,965 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-21 12:25:15,967 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-21 12:25:15,969 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-21 12:25:15,970 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-21 12:25:15,972 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-21 12:25:15,973 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-21 12:25:15,979 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-21 12:25:15,979 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-21 12:25:15,980 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-21 12:25:15,983 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-21 12:25:15,983 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-21 12:25:15,984 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-21 12:25:15,985 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-21 12:25:15,989 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-21 12:25:15,990 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-21 12:25:15,993 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-21 12:25:15,994 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-21 12:25:15,994 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-21 12:25:15,995 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-21 12:25:15,995 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-21 12:25:15,996 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-21 12:25:15,998 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-21 12:25:16,000 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-21 12:25:16,000 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-09-21 12:25:16,045 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-21 12:25:16,045 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-21 12:25:16,047 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-21 12:25:16,048 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-21 12:25:16,048 INFO L138 SettingsManager]: * Use SBE=true [2020-09-21 12:25:16,048 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-21 12:25:16,049 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-21 12:25:16,049 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-21 12:25:16,049 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-21 12:25:16,049 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-21 12:25:16,050 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-21 12:25:16,050 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-21 12:25:16,050 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-21 12:25:16,051 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-21 12:25:16,051 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-21 12:25:16,051 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-21 12:25:16,052 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-21 12:25:16,052 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-21 12:25:16,052 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-21 12:25:16,052 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-21 12:25:16,053 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-21 12:25:16,053 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 12:25:16,053 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-21 12:25:16,053 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-21 12:25:16,054 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-21 12:25:16,054 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-21 12:25:16,054 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-21 12:25:16,054 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-21 12:25:16,054 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-21 12:25:16,054 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=1000;interpolation-heuristic=SMALLEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=1000;interpolation-heuristic=SMALLEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=1000;interpolation-heuristic=SMALLEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=1000;interpolation-heuristic=SMALLEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=1000;interpolation-heuristic=SMALLEST;log-additional-information=true; [2020-09-21 12:25:16,589 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-21 12:25:16,607 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-21 12:25:16,611 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-21 12:25:16,613 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-21 12:25:16,613 INFO L275 PluginConnector]: CDTParser initialized [2020-09-21 12:25:16,615 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl2.cil-1.c [2020-09-21 12:25:16,697 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/47323884a/9dd9f0d719ce4f77828d00825b384bd0/FLAG7edffa2f4 [2020-09-21 12:25:17,243 INFO L306 CDTParser]: Found 1 translation units. [2020-09-21 12:25:17,244 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl2.cil-1.c [2020-09-21 12:25:17,260 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/47323884a/9dd9f0d719ce4f77828d00825b384bd0/FLAG7edffa2f4 [2020-09-21 12:25:17,550 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/47323884a/9dd9f0d719ce4f77828d00825b384bd0 [2020-09-21 12:25:17,566 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-21 12:25:17,572 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-21 12:25:17,573 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-21 12:25:17,573 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-21 12:25:17,578 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-21 12:25:17,579 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:25:17" (1/1) ... [2020-09-21 12:25:17,583 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a5c20e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:25:17, skipping insertion in model container [2020-09-21 12:25:17,584 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:25:17" (1/1) ... [2020-09-21 12:25:17,594 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-21 12:25:17,673 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-21 12:25:18,028 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 12:25:18,035 INFO L203 MainTranslator]: Completed pre-run [2020-09-21 12:25:18,219 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 12:25:18,255 INFO L208 MainTranslator]: Completed translation [2020-09-21 12:25:18,257 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:25:18 WrapperNode [2020-09-21 12:25:18,257 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-21 12:25:18,258 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-21 12:25:18,258 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-21 12:25:18,258 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-21 12:25:18,279 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:25:18" (1/1) ... [2020-09-21 12:25:18,281 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:25:18" (1/1) ... [2020-09-21 12:25:18,319 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:25:18" (1/1) ... [2020-09-21 12:25:18,322 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:25:18" (1/1) ... [2020-09-21 12:25:18,361 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:25:18" (1/1) ... [2020-09-21 12:25:18,379 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:25:18" (1/1) ... [2020-09-21 12:25:18,385 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:25:18" (1/1) ... [2020-09-21 12:25:18,399 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-21 12:25:18,400 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-21 12:25:18,400 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-21 12:25:18,400 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-21 12:25:18,401 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:25:18" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 12:25:18,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-21 12:25:18,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-21 12:25:18,482 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2020-09-21 12:25:18,482 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2020-09-21 12:25:18,483 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_PnP [2020-09-21 12:25:18,483 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-21 12:25:18,483 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2020-09-21 12:25:18,483 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2020-09-21 12:25:18,483 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2020-09-21 12:25:18,484 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2020-09-21 12:25:18,484 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2020-09-21 12:25:18,484 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_Complete [2020-09-21 12:25:18,484 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_CreateClose [2020-09-21 12:25:18,484 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_DispatchPassThrough [2020-09-21 12:25:18,484 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_Power [2020-09-21 12:25:18,485 INFO L138 BoogieDeclarations]: Found implementation of procedure PoCallDriver [2020-09-21 12:25:18,485 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_InternIoCtl [2020-09-21 12:25:18,485 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2020-09-21 12:25:18,485 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-21 12:25:18,486 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2020-09-21 12:25:18,486 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-21 12:25:18,486 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2020-09-21 12:25:18,486 INFO L130 BoogieDeclarations]: Found specification of procedure PoCallDriver [2020-09-21 12:25:18,486 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_PnP [2020-09-21 12:25:18,487 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2020-09-21 12:25:18,487 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2020-09-21 12:25:18,487 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2020-09-21 12:25:18,487 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_Complete [2020-09-21 12:25:18,487 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_CreateClose [2020-09-21 12:25:18,488 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_DispatchPassThrough [2020-09-21 12:25:18,488 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_Power [2020-09-21 12:25:18,488 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_InternIoCtl [2020-09-21 12:25:18,488 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2020-09-21 12:25:18,488 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2020-09-21 12:25:18,488 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2020-09-21 12:25:18,489 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2020-09-21 12:25:18,489 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-21 12:25:18,489 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2020-09-21 12:25:18,489 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-21 12:25:18,489 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-21 12:25:18,811 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-09-21 12:25:18,921 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2020-09-21 12:25:18,921 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2020-09-21 12:25:18,943 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-09-21 12:25:19,084 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume false; [2020-09-21 12:25:19,085 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !false; [2020-09-21 12:25:19,087 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-09-21 12:25:19,125 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2020-09-21 12:25:19,126 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2020-09-21 12:25:19,132 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-09-21 12:25:19,172 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2020-09-21 12:25:19,172 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2020-09-21 12:25:19,285 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-09-21 12:25:19,311 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2020-09-21 12:25:19,312 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2020-09-21 12:25:19,347 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-09-21 12:25:19,446 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##43: assume false; [2020-09-21 12:25:19,447 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##44: assume !false; [2020-09-21 12:25:19,468 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-21 12:25:19,468 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-09-21 12:25:19,475 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:25:19 BoogieIcfgContainer [2020-09-21 12:25:19,476 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-21 12:25:19,477 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-21 12:25:19,477 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-21 12:25:19,481 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-21 12:25:19,482 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.09 12:25:17" (1/3) ... [2020-09-21 12:25:19,483 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33a313a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 12:25:19, skipping insertion in model container [2020-09-21 12:25:19,483 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:25:18" (2/3) ... [2020-09-21 12:25:19,483 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33a313a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 12:25:19, skipping insertion in model container [2020-09-21 12:25:19,484 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:25:19" (3/3) ... [2020-09-21 12:25:19,486 INFO L109 eAbstractionObserver]: Analyzing ICFG kbfiltr_simpl2.cil-1.c [2020-09-21 12:25:19,499 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-21 12:25:19,510 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-21 12:25:19,533 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-21 12:25:19,568 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-21 12:25:19,569 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-21 12:25:19,569 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-21 12:25:19,569 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-21 12:25:19,569 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-21 12:25:19,569 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-21 12:25:19,570 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-21 12:25:19,570 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-21 12:25:19,597 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states. [2020-09-21 12:25:19,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-09-21 12:25:19,606 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 12:25:19,607 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 12:25:19,607 INFO L427 AbstractCegarLoop]: === Iteration 1 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 12:25:19,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 12:25:19,614 INFO L82 PathProgramCache]: Analyzing trace with hash 1712773315, now seen corresponding path program 1 times [2020-09-21 12:25:19,625 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 12:25:19,626 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1501091882] [2020-09-21 12:25:19,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 12:25:19,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:19,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:20,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:20,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:20,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:20,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:20,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:20,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:20,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-09-21 12:25:20,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-09-21 12:25:20,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1007 [2020-09-21 12:25:20,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:20,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:25:20,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-09-21 12:25:20,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-21 12:25:20,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-09-21 12:25:21,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 12:25:21,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:21,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:21,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:21,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:21,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:21,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-21 12:25:21,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:21,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:21,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:21,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:21,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:25:21,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 12:25:21,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:21,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:21,147 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:21,147 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:21,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:21,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-21 12:25:21,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:21,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:21,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:21,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:21,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-09-21 12:25:21,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 12:25:21,170 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1501091882] [2020-09-21 12:25:21,173 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 12:25:21,174 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-21 12:25:21,175 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1875460588] [2020-09-21 12:25:21,183 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 12:25:21,184 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 12:25:21,204 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 12:25:21,205 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 12:25:21,208 INFO L87 Difference]: Start difference. First operand 239 states. Second operand 5 states. [2020-09-21 12:25:22,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 12:25:22,411 INFO L93 Difference]: Finished difference Result 409 states and 614 transitions. [2020-09-21 12:25:22,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-09-21 12:25:22,413 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 20 [2020-09-21 12:25:22,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 12:25:22,434 INFO L225 Difference]: With dead ends: 409 [2020-09-21 12:25:22,434 INFO L226 Difference]: Without dead ends: 213 [2020-09-21 12:25:22,442 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-21 12:25:22,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2020-09-21 12:25:22,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 186. [2020-09-21 12:25:22,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 186 states. [2020-09-21 12:25:22,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 264 transitions. [2020-09-21 12:25:22,535 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 264 transitions. Word has length 20 [2020-09-21 12:25:22,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 12:25:22,536 INFO L479 AbstractCegarLoop]: Abstraction has 186 states and 264 transitions. [2020-09-21 12:25:22,536 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 12:25:22,536 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 264 transitions. [2020-09-21 12:25:22,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-09-21 12:25:22,538 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 12:25:22,538 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 12:25:22,539 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-21 12:25:22,539 INFO L427 AbstractCegarLoop]: === Iteration 2 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 12:25:22,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 12:25:22,540 INFO L82 PathProgramCache]: Analyzing trace with hash -1840561730, now seen corresponding path program 1 times [2020-09-21 12:25:22,540 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 12:25:22,540 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [77562678] [2020-09-21 12:25:22,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 12:25:22,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:22,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:23,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:23,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-09-21 12:25:23,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:23,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 483 [2020-09-21 12:25:23,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:23,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-21 12:25:23,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-09-21 12:25:23,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-09-21 12:25:23,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:23,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 12:25:23,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:23,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:23,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:23,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:23,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:23,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-21 12:25:23,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:23,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:23,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:23,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:23,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:25:23,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 12:25:23,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:23,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:23,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:23,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:23,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:23,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-09-21 12:25:23,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:23,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:23,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:23,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:23,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:25:23,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 12:25:23,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:23,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:23,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:23,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:23,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:23,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-21 12:25:23,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:23,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:25:23,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:23,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 12:25:23,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:23,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 12:25:23,295 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [77562678] [2020-09-21 12:25:23,295 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 12:25:23,295 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-09-21 12:25:23,295 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [88941904] [2020-09-21 12:25:23,298 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-09-21 12:25:23,298 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 12:25:23,298 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-09-21 12:25:23,298 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-09-21 12:25:23,299 INFO L87 Difference]: Start difference. First operand 186 states and 264 transitions. Second operand 6 states. [2020-09-21 12:25:24,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 12:25:24,217 INFO L93 Difference]: Finished difference Result 302 states and 417 transitions. [2020-09-21 12:25:24,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-09-21 12:25:24,218 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 28 [2020-09-21 12:25:24,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 12:25:24,226 INFO L225 Difference]: With dead ends: 302 [2020-09-21 12:25:24,227 INFO L226 Difference]: Without dead ends: 242 [2020-09-21 12:25:24,231 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2020-09-21 12:25:24,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2020-09-21 12:25:24,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 220. [2020-09-21 12:25:24,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 220 states. [2020-09-21 12:25:24,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 298 transitions. [2020-09-21 12:25:24,302 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 298 transitions. Word has length 28 [2020-09-21 12:25:24,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 12:25:24,303 INFO L479 AbstractCegarLoop]: Abstraction has 220 states and 298 transitions. [2020-09-21 12:25:24,304 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-09-21 12:25:24,304 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 298 transitions. [2020-09-21 12:25:24,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-09-21 12:25:24,306 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 12:25:24,306 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 12:25:24,306 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-21 12:25:24,307 INFO L427 AbstractCegarLoop]: === Iteration 3 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 12:25:24,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 12:25:24,307 INFO L82 PathProgramCache]: Analyzing trace with hash -919522484, now seen corresponding path program 1 times [2020-09-21 12:25:24,308 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 12:25:24,308 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1018505720] [2020-09-21 12:25:24,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 12:25:24,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:24,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:24,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:24,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-09-21 12:25:24,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:24,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 340 [2020-09-21 12:25:24,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:24,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 12:25:24,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-09-21 12:25:24,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-09-21 12:25:24,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:25:24,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 12:25:24,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:24,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:24,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:24,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:24,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:24,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-21 12:25:24,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:24,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:24,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:24,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:24,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:25:24,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 12:25:24,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:24,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:24,854 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:24,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:24,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:24,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-21 12:25:24,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:24,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:24,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:24,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:24,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:25:24,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 12:25:24,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:24,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:24,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:24,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:24,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:24,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-21 12:25:24,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:24,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:25:24,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:24,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 12:25:24,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:25:24,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 12:25:24,902 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1018505720] [2020-09-21 12:25:24,903 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 12:25:24,903 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-09-21 12:25:24,903 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848805992] [2020-09-21 12:25:24,904 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-09-21 12:25:24,904 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 12:25:24,904 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-09-21 12:25:24,905 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-09-21 12:25:24,905 INFO L87 Difference]: Start difference. First operand 220 states and 298 transitions. Second operand 6 states. [2020-09-21 12:25:25,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 12:25:25,467 INFO L93 Difference]: Finished difference Result 288 states and 378 transitions. [2020-09-21 12:25:25,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-09-21 12:25:25,468 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 28 [2020-09-21 12:25:25,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 12:25:25,470 INFO L225 Difference]: With dead ends: 288 [2020-09-21 12:25:25,470 INFO L226 Difference]: Without dead ends: 238 [2020-09-21 12:25:25,471 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2020-09-21 12:25:25,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2020-09-21 12:25:25,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 201. [2020-09-21 12:25:25,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 201 states. [2020-09-21 12:25:25,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 201 states and 270 transitions. [2020-09-21 12:25:25,499 INFO L78 Accepts]: Start accepts. Automaton has 201 states and 270 transitions. Word has length 28 [2020-09-21 12:25:25,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 12:25:25,500 INFO L479 AbstractCegarLoop]: Abstraction has 201 states and 270 transitions. [2020-09-21 12:25:25,500 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-09-21 12:25:25,500 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 270 transitions. [2020-09-21 12:25:25,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-09-21 12:25:25,503 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 12:25:25,503 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 12:25:25,503 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-21 12:25:25,504 INFO L427 AbstractCegarLoop]: === Iteration 4 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 12:25:25,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 12:25:25,504 INFO L82 PathProgramCache]: Analyzing trace with hash -1823384951, now seen corresponding path program 1 times [2020-09-21 12:25:25,504 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 12:25:25,505 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [335062500] [2020-09-21 12:25:25,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 12:25:25,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:25,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:25,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:25,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-09-21 12:25:25,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:25,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 341 [2020-09-21 12:25:25,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:25,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 12:25:25,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 40 [2020-09-21 12:25:25,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-09-21 12:25:25,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:25,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 12:25:25,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:25,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:25,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:25,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:25,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:25,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 12:25:25,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:25,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:25,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:25,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:25,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:26,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 12:25:26,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:26,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:26,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:26,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:26,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:26,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-09-21 12:25:26,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:26,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:26,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:26,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:26,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:25:26,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 12:25:26,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:26,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:26,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:26,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:26,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:26,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 12:25:26,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:26,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:26,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:26,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:26,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:25:26,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 12:25:26,126 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [335062500] [2020-09-21 12:25:26,126 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 12:25:26,126 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-09-21 12:25:26,127 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194372946] [2020-09-21 12:25:26,127 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-09-21 12:25:26,127 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 12:25:26,128 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-09-21 12:25:26,128 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-09-21 12:25:26,128 INFO L87 Difference]: Start difference. First operand 201 states and 270 transitions. Second operand 6 states. [2020-09-21 12:25:26,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 12:25:26,872 INFO L93 Difference]: Finished difference Result 212 states and 283 transitions. [2020-09-21 12:25:26,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-09-21 12:25:26,873 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 38 [2020-09-21 12:25:26,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 12:25:26,878 INFO L225 Difference]: With dead ends: 212 [2020-09-21 12:25:26,878 INFO L226 Difference]: Without dead ends: 109 [2020-09-21 12:25:26,879 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-21 12:25:26,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2020-09-21 12:25:26,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 102. [2020-09-21 12:25:26,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2020-09-21 12:25:26,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 119 transitions. [2020-09-21 12:25:26,900 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 119 transitions. Word has length 38 [2020-09-21 12:25:26,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 12:25:26,901 INFO L479 AbstractCegarLoop]: Abstraction has 102 states and 119 transitions. [2020-09-21 12:25:26,901 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-09-21 12:25:26,901 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 119 transitions. [2020-09-21 12:25:26,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-09-21 12:25:26,906 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 12:25:26,906 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 12:25:26,906 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-21 12:25:26,906 INFO L427 AbstractCegarLoop]: === Iteration 5 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 12:25:26,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 12:25:26,907 INFO L82 PathProgramCache]: Analyzing trace with hash 1946925920, now seen corresponding path program 1 times [2020-09-21 12:25:26,907 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 12:25:26,907 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1859829769] [2020-09-21 12:25:26,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 12:25:26,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:27,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:27,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:27,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:27,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:27,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:27,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-09-21 12:25:27,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-09-21 12:25:27,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1021 [2020-09-21 12:25:27,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:27,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:25:27,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 58 [2020-09-21 12:25:27,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-21 12:25:27,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:28,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 12:25:28,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:28,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:28,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:28,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:28,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:28,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:25:28,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:28,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:28,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:28,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:28,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:28,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 12:25:28,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:28,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:28,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:28,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:28,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:28,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-21 12:25:28,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:28,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:28,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:28,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:28,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:28,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 12:25:28,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:28,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:28,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:28,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:28,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:28,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:25:28,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:28,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:28,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:28,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:28,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:28,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-09-21 12:25:28,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:28,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:28,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:28,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 12:25:28,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:28,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:25:28,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:28,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:28,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:28,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:28,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:28,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 12:25:28,179 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1859829769] [2020-09-21 12:25:28,180 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 12:25:28,180 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-09-21 12:25:28,180 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [674978473] [2020-09-21 12:25:28,181 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-09-21 12:25:28,181 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 12:25:28,181 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-09-21 12:25:28,181 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-09-21 12:25:28,182 INFO L87 Difference]: Start difference. First operand 102 states and 119 transitions. Second operand 7 states. [2020-09-21 12:25:28,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 12:25:28,533 INFO L93 Difference]: Finished difference Result 125 states and 145 transitions. [2020-09-21 12:25:28,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-09-21 12:25:28,533 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 46 [2020-09-21 12:25:28,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 12:25:28,535 INFO L225 Difference]: With dead ends: 125 [2020-09-21 12:25:28,535 INFO L226 Difference]: Without dead ends: 120 [2020-09-21 12:25:28,536 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2020-09-21 12:25:28,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2020-09-21 12:25:28,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 104. [2020-09-21 12:25:28,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2020-09-21 12:25:28,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 120 transitions. [2020-09-21 12:25:28,562 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 120 transitions. Word has length 46 [2020-09-21 12:25:28,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 12:25:28,563 INFO L479 AbstractCegarLoop]: Abstraction has 104 states and 120 transitions. [2020-09-21 12:25:28,563 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-09-21 12:25:28,564 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 120 transitions. [2020-09-21 12:25:28,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-09-21 12:25:28,567 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 12:25:28,568 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 12:25:28,568 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-21 12:25:28,568 INFO L427 AbstractCegarLoop]: === Iteration 6 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 12:25:28,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 12:25:28,569 INFO L82 PathProgramCache]: Analyzing trace with hash 101550673, now seen corresponding path program 1 times [2020-09-21 12:25:28,569 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 12:25:28,569 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [148613938] [2020-09-21 12:25:28,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 12:25:28,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:28,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:28,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:29,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:29,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-09-21 12:25:29,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-21 12:25:29,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 956 [2020-09-21 12:25:29,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:29,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:25:29,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 38 [2020-09-21 12:25:29,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-21 12:25:29,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:29,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 12:25:29,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:29,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:29,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:29,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:29,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:29,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-21 12:25:29,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:29,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:29,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:29,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:29,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:25:29,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 12:25:29,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:29,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:29,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:29,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:29,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:29,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-21 12:25:29,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:29,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:29,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:29,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:29,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:25:29,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 12:25:29,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:29,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:29,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:29,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:29,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:29,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:25:29,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:29,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:29,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:29,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:29,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:29,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-09-21 12:25:29,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:29,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:29,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:29,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 12:25:29,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:29,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-21 12:25:29,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:29,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:25:29,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-09-21 12:25:29,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 12:25:29,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:29,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 12:25:29,812 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [148613938] [2020-09-21 12:25:29,812 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 12:25:29,813 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-21 12:25:29,813 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1532873526] [2020-09-21 12:25:29,813 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-21 12:25:29,814 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 12:25:29,814 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-21 12:25:29,814 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2020-09-21 12:25:29,814 INFO L87 Difference]: Start difference. First operand 104 states and 120 transitions. Second operand 8 states. [2020-09-21 12:25:30,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 12:25:30,263 INFO L93 Difference]: Finished difference Result 141 states and 164 transitions. [2020-09-21 12:25:30,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-09-21 12:25:30,263 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 46 [2020-09-21 12:25:30,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 12:25:30,264 INFO L225 Difference]: With dead ends: 141 [2020-09-21 12:25:30,265 INFO L226 Difference]: Without dead ends: 104 [2020-09-21 12:25:30,265 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2020-09-21 12:25:30,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2020-09-21 12:25:30,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2020-09-21 12:25:30,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2020-09-21 12:25:30,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 119 transitions. [2020-09-21 12:25:30,278 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 119 transitions. Word has length 46 [2020-09-21 12:25:30,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 12:25:30,279 INFO L479 AbstractCegarLoop]: Abstraction has 104 states and 119 transitions. [2020-09-21 12:25:30,279 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-21 12:25:30,279 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 119 transitions. [2020-09-21 12:25:30,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-09-21 12:25:30,280 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 12:25:30,280 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 12:25:30,280 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-09-21 12:25:30,280 INFO L427 AbstractCegarLoop]: === Iteration 7 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 12:25:30,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 12:25:30,281 INFO L82 PathProgramCache]: Analyzing trace with hash -582629432, now seen corresponding path program 1 times [2020-09-21 12:25:30,281 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 12:25:30,281 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1176845518] [2020-09-21 12:25:30,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 12:25:30,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:30,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:30,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:30,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-09-21 12:25:30,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:30,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 248 [2020-09-21 12:25:30,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:30,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:25:30,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 63 [2020-09-21 12:25:30,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-21 12:25:30,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:25:30,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 12:25:30,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:30,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:30,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:30,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:30,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:30,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-21 12:25:30,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:30,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:30,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:30,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:30,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:25:30,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 12:25:30,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:30,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:30,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:30,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:30,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:30,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-21 12:25:30,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:30,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:30,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:30,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:30,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:25:30,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 12:25:30,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:30,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:30,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:30,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:30,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:30,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:25:30,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:30,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:30,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:30,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:30,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:30,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-09-21 12:25:30,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:30,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:30,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:30,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-09-21 12:25:30,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:30,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-21 12:25:30,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:30,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:30,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:30,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:30,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:25:30,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 12:25:30,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:30,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:30,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:30,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:30,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:30,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:25:30,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:30,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:30,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:30,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:30,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:25:30,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-09-21 12:25:30,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:30,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:30,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:30,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:30,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:30,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 12:25:30,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:30,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:25:30,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:30,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 12:25:30,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:25:30,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 12:25:30,869 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1176845518] [2020-09-21 12:25:30,870 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 12:25:30,870 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-21 12:25:30,870 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [968225430] [2020-09-21 12:25:30,871 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-21 12:25:30,871 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 12:25:30,871 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-21 12:25:30,871 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-09-21 12:25:30,872 INFO L87 Difference]: Start difference. First operand 104 states and 119 transitions. Second operand 8 states. [2020-09-21 12:25:31,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 12:25:31,198 INFO L93 Difference]: Finished difference Result 134 states and 154 transitions. [2020-09-21 12:25:31,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-09-21 12:25:31,198 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 53 [2020-09-21 12:25:31,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 12:25:31,200 INFO L225 Difference]: With dead ends: 134 [2020-09-21 12:25:31,200 INFO L226 Difference]: Without dead ends: 102 [2020-09-21 12:25:31,201 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=43, Invalid=67, Unknown=0, NotChecked=0, Total=110 [2020-09-21 12:25:31,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2020-09-21 12:25:31,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 102. [2020-09-21 12:25:31,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2020-09-21 12:25:31,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 115 transitions. [2020-09-21 12:25:31,215 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 115 transitions. Word has length 53 [2020-09-21 12:25:31,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 12:25:31,216 INFO L479 AbstractCegarLoop]: Abstraction has 102 states and 115 transitions. [2020-09-21 12:25:31,216 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-21 12:25:31,217 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 115 transitions. [2020-09-21 12:25:31,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-09-21 12:25:31,218 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 12:25:31,218 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 12:25:31,219 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-09-21 12:25:31,219 INFO L427 AbstractCegarLoop]: === Iteration 8 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 12:25:31,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 12:25:31,219 INFO L82 PathProgramCache]: Analyzing trace with hash -538994442, now seen corresponding path program 1 times [2020-09-21 12:25:31,219 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 12:25:31,220 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1726838919] [2020-09-21 12:25:31,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 12:25:31,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:31,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:31,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:32,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:32,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-09-21 12:25:32,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-21 12:25:32,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 999 [2020-09-21 12:25:32,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:32,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 12:25:32,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-09-21 12:25:32,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 12:25:32,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:32,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 12:25:32,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:32,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:32,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:32,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:32,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:32,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 12:25:32,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:32,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:32,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:32,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:32,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:32,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 12:25:32,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:32,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:32,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:32,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:32,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:32,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-21 12:25:32,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:32,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:32,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:32,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:32,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:32,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 12:25:32,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:32,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:32,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:32,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:32,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:32,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:25:32,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:32,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:32,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:32,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:32,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:32,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-09-21 12:25:32,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:32,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:32,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:32,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-09-21 12:25:32,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:32,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 71 [2020-09-21 12:25:32,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:32,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 12:25:32,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-09-21 12:25:32,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 12:25:32,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:32,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 12:25:32,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:32,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:32,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:32,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-09-21 12:25:32,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:32,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-09-21 12:25:32,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:32,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-09-21 12:25:32,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:32,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-09-21 12:25:32,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:32,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 12:25:32,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:32,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:32,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:32,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:32,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:32,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 12:25:32,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:32,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:32,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:32,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:32,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:25:32,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 12:25:32,647 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1726838919] [2020-09-21 12:25:32,647 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 12:25:32,647 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-21 12:25:32,647 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1801688861] [2020-09-21 12:25:32,648 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-21 12:25:32,648 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 12:25:32,649 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-21 12:25:32,649 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-09-21 12:25:32,649 INFO L87 Difference]: Start difference. First operand 102 states and 115 transitions. Second operand 10 states. [2020-09-21 12:25:32,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 12:25:32,838 INFO L93 Difference]: Finished difference Result 132 states and 150 transitions. [2020-09-21 12:25:32,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-09-21 12:25:32,839 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 57 [2020-09-21 12:25:32,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 12:25:32,841 INFO L225 Difference]: With dead ends: 132 [2020-09-21 12:25:32,841 INFO L226 Difference]: Without dead ends: 95 [2020-09-21 12:25:32,842 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-09-21 12:25:32,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2020-09-21 12:25:32,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2020-09-21 12:25:32,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2020-09-21 12:25:32,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 105 transitions. [2020-09-21 12:25:32,853 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 105 transitions. Word has length 57 [2020-09-21 12:25:32,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 12:25:32,854 INFO L479 AbstractCegarLoop]: Abstraction has 95 states and 105 transitions. [2020-09-21 12:25:32,854 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-21 12:25:32,854 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 105 transitions. [2020-09-21 12:25:32,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-09-21 12:25:32,855 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 12:25:32,855 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 12:25:32,855 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-09-21 12:25:32,855 INFO L427 AbstractCegarLoop]: === Iteration 9 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 12:25:32,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 12:25:32,855 INFO L82 PathProgramCache]: Analyzing trace with hash 1964428271, now seen corresponding path program 1 times [2020-09-21 12:25:32,856 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 12:25:32,856 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [401900157] [2020-09-21 12:25:32,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 12:25:32,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:32,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:33,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:33,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:33,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-09-21 12:25:33,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-21 12:25:33,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1015 [2020-09-21 12:25:33,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:33,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-09-21 12:25:33,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-09-21 12:25:33,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 54 [2020-09-21 12:25:33,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:34,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 12:25:34,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:34,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:34,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:34,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:34,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:34,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 12:25:34,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:34,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:34,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:34,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:34,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:34,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 12:25:34,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:34,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:34,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:34,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:34,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:34,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-21 12:25:34,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:34,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:25:34,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:34,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 12:25:34,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:34,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 12:25:34,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:34,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:34,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:34,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:34,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:34,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-21 12:25:34,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:34,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:25:34,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:34,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 12:25:34,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:34,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-09-21 12:25:34,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:34,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:34,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:34,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-09-21 12:25:34,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:34,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-09-21 12:25:34,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:34,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-09-21 12:25:34,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 23 [2020-09-21 12:25:34,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-09-21 12:25:34,211 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:34,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 12:25:34,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:34,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:34,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:34,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-09-21 12:25:34,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:34,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-21 12:25:34,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:34,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:34,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:34,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:34,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:25:34,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 12:25:34,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:34,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:34,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:34,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:34,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:34,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 12:25:34,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:34,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:34,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:34,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:34,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:34,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-21 12:25:34,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:34,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:34,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:34,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:34,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:34,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:25:34,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:34,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:25:34,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:34,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 12:25:34,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:34,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 12:25:34,313 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [401900157] [2020-09-21 12:25:34,314 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 12:25:34,314 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-09-21 12:25:34,314 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1838783407] [2020-09-21 12:25:34,315 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-09-21 12:25:34,315 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 12:25:34,315 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-09-21 12:25:34,315 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-09-21 12:25:34,316 INFO L87 Difference]: Start difference. First operand 95 states and 105 transitions. Second operand 11 states. [2020-09-21 12:25:34,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 12:25:34,845 INFO L93 Difference]: Finished difference Result 125 states and 140 transitions. [2020-09-21 12:25:34,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-09-21 12:25:34,846 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 61 [2020-09-21 12:25:34,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 12:25:34,847 INFO L225 Difference]: With dead ends: 125 [2020-09-21 12:25:34,847 INFO L226 Difference]: Without dead ends: 95 [2020-09-21 12:25:34,849 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=80, Invalid=226, Unknown=0, NotChecked=0, Total=306 [2020-09-21 12:25:34,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2020-09-21 12:25:34,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2020-09-21 12:25:34,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2020-09-21 12:25:34,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 104 transitions. [2020-09-21 12:25:34,866 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 104 transitions. Word has length 61 [2020-09-21 12:25:34,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 12:25:34,866 INFO L479 AbstractCegarLoop]: Abstraction has 95 states and 104 transitions. [2020-09-21 12:25:34,866 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-09-21 12:25:34,866 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 104 transitions. [2020-09-21 12:25:34,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-09-21 12:25:34,867 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 12:25:34,867 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 12:25:34,867 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-09-21 12:25:34,868 INFO L427 AbstractCegarLoop]: === Iteration 10 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 12:25:34,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 12:25:34,868 INFO L82 PathProgramCache]: Analyzing trace with hash -1406989260, now seen corresponding path program 1 times [2020-09-21 12:25:34,868 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 12:25:34,869 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1019502263] [2020-09-21 12:25:34,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 12:25:34,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:34,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:35,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:35,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:35,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:35,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:35,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-09-21 12:25:35,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-09-21 12:25:35,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1003 [2020-09-21 12:25:35,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:35,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:25:35,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 68 [2020-09-21 12:25:35,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 12:25:35,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:35,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 12:25:35,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:35,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:35,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:35,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:35,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:35,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 12:25:35,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:35,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:35,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:35,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:35,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:36,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 12:25:36,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:36,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:36,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:36,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:36,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:36,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-21 12:25:36,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:36,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:36,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:36,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:36,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:36,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 12:25:36,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:36,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:36,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:36,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:36,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:36,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:25:36,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:36,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:36,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:36,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:36,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:36,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-09-21 12:25:36,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:36,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:36,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:36,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-09-21 12:25:36,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:36,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-09-21 12:25:36,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:36,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:25:36,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-09-21 12:25:36,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 12:25:36,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:36,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 12:25:36,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:36,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:36,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:36,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-09-21 12:25:36,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:36,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-21 12:25:36,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:36,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:36,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:36,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:36,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:36,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 12:25:36,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:36,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:36,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:36,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:36,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:36,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:25:36,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:36,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:36,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:36,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:36,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:36,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-21 12:25:36,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:36,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:36,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:36,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:36,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:36,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 12:25:36,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:36,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:36,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:36,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:36,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:25:36,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 12:25:36,192 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1019502263] [2020-09-21 12:25:36,192 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 12:25:36,192 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-21 12:25:36,192 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [540543776] [2020-09-21 12:25:36,193 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-21 12:25:36,194 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 12:25:36,194 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-21 12:25:36,194 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2020-09-21 12:25:36,195 INFO L87 Difference]: Start difference. First operand 95 states and 104 transitions. Second operand 9 states. [2020-09-21 12:25:36,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 12:25:36,415 INFO L93 Difference]: Finished difference Result 131 states and 146 transitions. [2020-09-21 12:25:36,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-21 12:25:36,416 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 63 [2020-09-21 12:25:36,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 12:25:36,417 INFO L225 Difference]: With dead ends: 131 [2020-09-21 12:25:36,417 INFO L226 Difference]: Without dead ends: 101 [2020-09-21 12:25:36,418 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2020-09-21 12:25:36,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2020-09-21 12:25:36,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 98. [2020-09-21 12:25:36,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2020-09-21 12:25:36,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 107 transitions. [2020-09-21 12:25:36,429 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 107 transitions. Word has length 63 [2020-09-21 12:25:36,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 12:25:36,430 INFO L479 AbstractCegarLoop]: Abstraction has 98 states and 107 transitions. [2020-09-21 12:25:36,430 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-21 12:25:36,430 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 107 transitions. [2020-09-21 12:25:36,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-09-21 12:25:36,431 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 12:25:36,431 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 12:25:36,431 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-09-21 12:25:36,431 INFO L427 AbstractCegarLoop]: === Iteration 11 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 12:25:36,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 12:25:36,432 INFO L82 PathProgramCache]: Analyzing trace with hash 1883613746, now seen corresponding path program 1 times [2020-09-21 12:25:36,432 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 12:25:36,432 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [83102694] [2020-09-21 12:25:36,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 12:25:36,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:36,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:36,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:36,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:37,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:37,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:37,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-09-21 12:25:37,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-09-21 12:25:37,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1011 [2020-09-21 12:25:37,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:37,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 12:25:37,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 72 [2020-09-21 12:25:37,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-21 12:25:37,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:37,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 12:25:37,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:37,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:37,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:37,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:37,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:37,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 12:25:37,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:37,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:37,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:37,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:37,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:37,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 12:25:37,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:37,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:37,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:37,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:37,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:37,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-21 12:25:37,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:37,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:37,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:37,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:37,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:25:37,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 12:25:37,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:37,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:37,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:37,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:37,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:37,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-21 12:25:37,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:37,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:37,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:37,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:37,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:25:37,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-09-21 12:25:37,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:37,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:37,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:37,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:37,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-09-21 12:25:37,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-21 12:25:37,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 224 [2020-09-21 12:25:37,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:37,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 12:25:37,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:37,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-09-21 12:25:37,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:37,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 12:25:37,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:37,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:38,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:38,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-09-21 12:25:38,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:38,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-21 12:25:38,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:38,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:38,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:38,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:38,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:38,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 12:25:38,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:38,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:38,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:38,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:38,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:38,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:25:38,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:38,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:38,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:38,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:38,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:38,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-21 12:25:38,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:38,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:38,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:38,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:38,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:38,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 12:25:38,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:38,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:38,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:38,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:38,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:38,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 12:25:38,046 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [83102694] [2020-09-21 12:25:38,048 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 12:25:38,048 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-09-21 12:25:38,048 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [861904055] [2020-09-21 12:25:38,049 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-09-21 12:25:38,049 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 12:25:38,049 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-09-21 12:25:38,050 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2020-09-21 12:25:38,050 INFO L87 Difference]: Start difference. First operand 98 states and 107 transitions. Second operand 12 states. [2020-09-21 12:25:38,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 12:25:38,374 INFO L93 Difference]: Finished difference Result 117 states and 125 transitions. [2020-09-21 12:25:38,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-09-21 12:25:38,375 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 64 [2020-09-21 12:25:38,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 12:25:38,376 INFO L225 Difference]: With dead ends: 117 [2020-09-21 12:25:38,376 INFO L226 Difference]: Without dead ends: 98 [2020-09-21 12:25:38,378 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2020-09-21 12:25:38,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2020-09-21 12:25:38,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2020-09-21 12:25:38,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2020-09-21 12:25:38,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 105 transitions. [2020-09-21 12:25:38,394 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 105 transitions. Word has length 64 [2020-09-21 12:25:38,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 12:25:38,395 INFO L479 AbstractCegarLoop]: Abstraction has 98 states and 105 transitions. [2020-09-21 12:25:38,395 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-09-21 12:25:38,396 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 105 transitions. [2020-09-21 12:25:38,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-09-21 12:25:38,396 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 12:25:38,397 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 12:25:38,397 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-09-21 12:25:38,397 INFO L427 AbstractCegarLoop]: === Iteration 12 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 12:25:38,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 12:25:38,397 INFO L82 PathProgramCache]: Analyzing trace with hash -543725590, now seen corresponding path program 1 times [2020-09-21 12:25:38,398 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 12:25:38,398 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2128903128] [2020-09-21 12:25:38,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 12:25:38,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:38,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:38,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:38,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:39,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:39,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:39,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-09-21 12:25:39,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-09-21 12:25:39,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1003 [2020-09-21 12:25:39,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:39,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 12:25:39,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-09-21 12:25:39,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-09-21 12:25:39,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:39,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 12:25:39,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:39,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:39,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:39,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:39,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:39,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 12:25:39,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:39,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:39,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:39,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:39,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:39,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 12:25:39,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:39,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:39,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:39,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:39,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:39,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-21 12:25:39,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:39,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:39,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:39,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:39,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:39,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 12:25:39,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:39,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:39,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:39,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:39,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:39,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:25:39,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:39,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:39,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:39,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:39,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:39,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-09-21 12:25:39,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:39,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:39,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:39,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-09-21 12:25:39,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:39,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-09-21 12:25:39,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:39,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:25:39,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:39,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-09-21 12:25:39,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:39,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 12:25:39,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:39,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:39,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:39,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-09-21 12:25:39,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:39,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-09-21 12:25:39,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:39,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:25:39,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:39,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-21 12:25:39,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:39,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 12:25:39,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:39,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:39,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:39,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:39,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:39,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-21 12:25:39,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:39,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:25:39,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:39,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 12:25:39,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:39,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-21 12:25:39,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:39,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:39,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:39,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:39,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:39,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 12:25:39,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:39,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:25:39,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:39,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 12:25:39,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:39,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 12:25:39,741 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2128903128] [2020-09-21 12:25:39,742 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 12:25:39,742 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-21 12:25:39,742 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [629062077] [2020-09-21 12:25:39,742 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-21 12:25:39,743 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 12:25:39,744 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-21 12:25:39,745 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2020-09-21 12:25:39,745 INFO L87 Difference]: Start difference. First operand 98 states and 105 transitions. Second operand 9 states. [2020-09-21 12:25:39,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 12:25:39,951 INFO L93 Difference]: Finished difference Result 114 states and 122 transitions. [2020-09-21 12:25:39,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-09-21 12:25:39,951 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2020-09-21 12:25:39,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 12:25:39,952 INFO L225 Difference]: With dead ends: 114 [2020-09-21 12:25:39,953 INFO L226 Difference]: Without dead ends: 78 [2020-09-21 12:25:39,953 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=84, Unknown=0, NotChecked=0, Total=132 [2020-09-21 12:25:39,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2020-09-21 12:25:39,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2020-09-21 12:25:39,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2020-09-21 12:25:39,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 81 transitions. [2020-09-21 12:25:39,963 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 81 transitions. Word has length 64 [2020-09-21 12:25:39,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 12:25:39,964 INFO L479 AbstractCegarLoop]: Abstraction has 78 states and 81 transitions. [2020-09-21 12:25:39,964 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-21 12:25:39,964 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 81 transitions. [2020-09-21 12:25:39,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-09-21 12:25:39,964 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 12:25:39,965 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 12:25:39,965 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-09-21 12:25:39,965 INFO L427 AbstractCegarLoop]: === Iteration 13 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 12:25:39,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 12:25:39,966 INFO L82 PathProgramCache]: Analyzing trace with hash 1151601388, now seen corresponding path program 1 times [2020-09-21 12:25:39,966 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 12:25:39,966 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2028328473] [2020-09-21 12:25:39,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 12:25:40,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:40,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:40,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:40,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:40,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-09-21 12:25:40,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-21 12:25:40,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 718 [2020-09-21 12:25:40,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:40,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 12:25:40,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 69 [2020-09-21 12:25:40,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-21 12:25:40,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:40,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 12:25:40,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:40,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:40,872 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:40,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:40,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:40,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-21 12:25:40,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:40,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:40,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:40,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:40,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:25:40,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 12:25:40,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:40,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:40,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:40,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:40,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:40,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-21 12:25:40,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:40,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:40,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:40,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:40,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:25:40,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 12:25:40,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:40,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:40,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:41,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:41,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:41,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:25:41,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:41,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:41,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:41,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:41,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:25:41,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-09-21 12:25:41,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:41,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:41,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:41,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:41,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-09-21 12:25:41,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-21 12:25:41,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 100 [2020-09-21 12:25:41,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:41,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 12:25:41,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:41,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-09-21 12:25:41,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:41,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 12:25:41,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:41,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:41,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:41,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-09-21 12:25:41,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:41,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-21 12:25:41,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:41,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:41,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:41,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:41,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:41,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 12:25:41,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:41,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:41,199 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:41,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:41,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:41,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:25:41,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:41,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:41,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:41,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:41,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:41,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-21 12:25:41,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:41,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:41,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:41,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:41,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:41,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:25:41,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:41,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:41,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:41,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:41,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:41,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 12:25:41,229 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2028328473] [2020-09-21 12:25:41,230 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 12:25:41,230 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-09-21 12:25:41,230 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1278730795] [2020-09-21 12:25:41,230 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-09-21 12:25:41,231 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 12:25:41,231 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-09-21 12:25:41,231 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2020-09-21 12:25:41,232 INFO L87 Difference]: Start difference. First operand 78 states and 81 transitions. Second operand 12 states. [2020-09-21 12:25:41,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 12:25:41,554 INFO L93 Difference]: Finished difference Result 87 states and 90 transitions. [2020-09-21 12:25:41,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-09-21 12:25:41,554 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 65 [2020-09-21 12:25:41,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 12:25:41,555 INFO L225 Difference]: With dead ends: 87 [2020-09-21 12:25:41,555 INFO L226 Difference]: Without dead ends: 78 [2020-09-21 12:25:41,556 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2020-09-21 12:25:41,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2020-09-21 12:25:41,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2020-09-21 12:25:41,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2020-09-21 12:25:41,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 80 transitions. [2020-09-21 12:25:41,568 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 80 transitions. Word has length 65 [2020-09-21 12:25:41,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 12:25:41,568 INFO L479 AbstractCegarLoop]: Abstraction has 78 states and 80 transitions. [2020-09-21 12:25:41,568 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-09-21 12:25:41,568 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 80 transitions. [2020-09-21 12:25:41,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-09-21 12:25:41,569 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 12:25:41,569 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 12:25:41,569 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-09-21 12:25:41,570 INFO L427 AbstractCegarLoop]: === Iteration 14 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 12:25:41,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 12:25:41,570 INFO L82 PathProgramCache]: Analyzing trace with hash -42695807, now seen corresponding path program 1 times [2020-09-21 12:25:41,570 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 12:25:41,571 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [619806147] [2020-09-21 12:25:41,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 12:25:41,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:41,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:41,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:42,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:42,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 103 [2020-09-21 12:25:42,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-21 12:25:42,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 997 [2020-09-21 12:25:42,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:42,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 12:25:42,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 72 [2020-09-21 12:25:42,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-09-21 12:25:42,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:42,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 12:25:42,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:42,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:42,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:42,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:42,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:42,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 12:25:42,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:42,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:42,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:42,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:42,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:42,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 12:25:42,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:42,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:42,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:42,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:42,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:42,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-21 12:25:42,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:42,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:42,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:42,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:42,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:42,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 12:25:42,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:42,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:42,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:42,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:42,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:42,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:25:42,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:42,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:42,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:42,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:42,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:42,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-09-21 12:25:42,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:42,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:42,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:42,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-09-21 12:25:42,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:42,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-09-21 12:25:42,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:42,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:25:42,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:42,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-09-21 12:25:42,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:25:42,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 12:25:42,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:42,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:42,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:42,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-09-21 12:25:42,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:42,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-21 12:25:42,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:42,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:42,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:42,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:42,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:25:42,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 12:25:42,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:42,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:42,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:42,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:42,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:42,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:25:42,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:42,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:42,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:42,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:42,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:25:42,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-21 12:25:42,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:42,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:42,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:42,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:25:42,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:25:42,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:25:42,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:42,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:25:42,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:25:42,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:25:42,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:25:42,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-09-21 12:25:42,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:25:42,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:42,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:25:42,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:25:42,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 12:25:42,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-21 12:25:42,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-21 12:25:42,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:25:42,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 12:25:42,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 12:25:42,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-09-21 12:25:42,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:25:42,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 12:25:42,995 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [619806147] [2020-09-21 12:25:42,995 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 12:25:42,995 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-09-21 12:25:42,996 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [367287635] [2020-09-21 12:25:42,996 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-09-21 12:25:42,997 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 12:25:42,997 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-09-21 12:25:42,997 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2020-09-21 12:25:42,998 INFO L87 Difference]: Start difference. First operand 78 states and 80 transitions. Second operand 11 states. [2020-09-21 12:25:43,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 12:25:43,451 INFO L93 Difference]: Finished difference Result 78 states and 80 transitions. [2020-09-21 12:25:43,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-09-21 12:25:43,452 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 76 [2020-09-21 12:25:43,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 12:25:43,453 INFO L225 Difference]: With dead ends: 78 [2020-09-21 12:25:43,453 INFO L226 Difference]: Without dead ends: 0 [2020-09-21 12:25:43,454 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=58, Invalid=98, Unknown=0, NotChecked=0, Total=156 [2020-09-21 12:25:43,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-21 12:25:43,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-21 12:25:43,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-21 12:25:43,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-21 12:25:43,455 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 76 [2020-09-21 12:25:43,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 12:25:43,455 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-21 12:25:43,455 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-09-21 12:25:43,455 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-21 12:25:43,456 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-21 12:25:43,456 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-09-21 12:25:43,460 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-21 12:25:46,998 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 34 [2020-09-21 12:25:47,525 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 32 [2020-09-21 12:25:47,724 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 40 [2020-09-21 12:25:48,174 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 35 [2020-09-21 12:25:48,742 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 40 [2020-09-21 12:25:48,990 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 72 [2020-09-21 12:25:49,094 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 33 [2020-09-21 12:25:49,380 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 45 [2020-09-21 12:25:50,357 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 40 [2020-09-21 12:25:50,571 INFO L264 CegarLoopResult]: At program point KeSetEventENTRY(lines 566 573) the Hoare annotation is: (or (not (<= 1 ~compRegistered~0)) (= ~pended~0 1) (= ~setEventCalled~0 |old(~setEventCalled~0)|) (not (<= (+ ~NP~0 4) ~MPR1~0)) (not (= ~s~0 ~NP~0))) [2020-09-21 12:25:50,571 INFO L268 CegarLoopResult]: For program point KeSetEventFINAL(lines 566 573) no Hoare annotation was computed. [2020-09-21 12:25:50,571 INFO L268 CegarLoopResult]: For program point KeSetEventEXIT(lines 566 573) no Hoare annotation was computed. [2020-09-21 12:25:50,572 INFO L264 CegarLoopResult]: At program point KbFilter_CompleteENTRY(lines 616 626) the Hoare annotation is: (or (not (<= 1 ~compRegistered~0)) (= ~pended~0 1) (= ~setEventCalled~0 |old(~setEventCalled~0)|) (not (<= (+ ~NP~0 4) ~MPR1~0)) (not (= ~s~0 ~NP~0))) [2020-09-21 12:25:50,572 INFO L264 CegarLoopResult]: At program point L622(line 622) the Hoare annotation is: (or (not (<= 1 ~compRegistered~0)) (= ~pended~0 1) (= ~setEventCalled~0 |old(~setEventCalled~0)|) (not (<= (+ ~NP~0 4) ~MPR1~0)) (not (= ~s~0 ~NP~0))) [2020-09-21 12:25:50,572 INFO L268 CegarLoopResult]: For program point L622-1(line 622) no Hoare annotation was computed. [2020-09-21 12:25:50,572 INFO L268 CegarLoopResult]: For program point KbFilter_CompleteFINAL(lines 616 626) no Hoare annotation was computed. [2020-09-21 12:25:50,572 INFO L268 CegarLoopResult]: For program point KbFilter_CompleteEXIT(lines 616 626) no Hoare annotation was computed. [2020-09-21 12:25:50,573 INFO L268 CegarLoopResult]: For program point L704(lines 704 725) no Hoare annotation was computed. [2020-09-21 12:25:50,573 INFO L268 CegarLoopResult]: For program point L698(lines 698 727) no Hoare annotation was computed. [2020-09-21 12:25:50,573 INFO L268 CegarLoopResult]: For program point KbFilter_PowerEXIT(lines 687 742) no Hoare annotation was computed. [2020-09-21 12:25:50,573 INFO L264 CegarLoopResult]: At program point KbFilter_PowerENTRY(lines 687 742) the Hoare annotation is: (or (= ~pended~0 1) (and (= ~lowerDriverReturn~0 |old(~lowerDriverReturn~0)|) (= ~setEventCalled~0 |old(~setEventCalled~0)|) (= ~s~0 |old(~s~0)|)) (not (= ~NP~0 |old(~s~0)|)) (not (= ~compRegistered~0 0))) [2020-09-21 12:25:50,573 INFO L268 CegarLoopResult]: For program point L707(lines 707 724) no Hoare annotation was computed. [2020-09-21 12:25:50,573 INFO L264 CegarLoopResult]: At program point L738(line 738) the Hoare annotation is: (or (= ~pended~0 1) (= ~SKIP1~0 ~s~0) (not (= ~NP~0 |old(~s~0)|)) (not (= ~compRegistered~0 0))) [2020-09-21 12:25:50,574 INFO L268 CegarLoopResult]: For program point L738-1(line 738) no Hoare annotation was computed. [2020-09-21 12:25:50,574 INFO L268 CegarLoopResult]: For program point L701(lines 701 726) no Hoare annotation was computed. [2020-09-21 12:25:50,574 INFO L264 CegarLoopResult]: At program point L732(line 732) the Hoare annotation is: (or (= ~pended~0 1) (not (= ~compRegistered~0 0)) (not (= |old(~s~0)| ~NP~0))) [2020-09-21 12:25:50,574 INFO L264 CegarLoopResult]: At program point L699(lines 698 727) the Hoare annotation is: (or (= ~pended~0 1) (and (= ~lowerDriverReturn~0 |old(~lowerDriverReturn~0)|) (= ~setEventCalled~0 |old(~setEventCalled~0)|) (= ~s~0 |old(~s~0)|)) (not (= ~NP~0 |old(~s~0)|)) (not (= ~compRegistered~0 0))) [2020-09-21 12:25:50,574 INFO L268 CegarLoopResult]: For program point L732-1(lines 728 734) no Hoare annotation was computed. [2020-09-21 12:25:50,574 INFO L268 CegarLoopResult]: For program point KbFilter_PowerFINAL(lines 687 742) no Hoare annotation was computed. [2020-09-21 12:25:50,575 INFO L264 CegarLoopResult]: At program point L722(lines 697 741) the Hoare annotation is: (or (= ~pended~0 1) (and (= ~lowerDriverReturn~0 |old(~lowerDriverReturn~0)|) (= ~setEventCalled~0 |old(~setEventCalled~0)|) (= ~s~0 |old(~s~0)|)) (not (= ~NP~0 |old(~s~0)|)) (not (= ~compRegistered~0 0))) [2020-09-21 12:25:50,575 INFO L268 CegarLoopResult]: For program point stub_driver_initEXIT(lines 41 54) no Hoare annotation was computed. [2020-09-21 12:25:50,575 INFO L264 CegarLoopResult]: At program point stub_driver_initENTRY(lines 41 54) the Hoare annotation is: (or (and (= ~lowerDriverReturn~0 |old(~lowerDriverReturn~0)|) (= ~pended~0 |old(~pended~0)|) (= ~setEventCalled~0 |old(~setEventCalled~0)|) (= ~compRegistered~0 0) (= ~compFptr~0 |old(~compFptr~0)|) (= |old(~customIrp~0)| ~customIrp~0) (= ~s~0 |old(~s~0)|)) (not (<= (+ ~NP~0 4) ~MPR1~0)) (= |old(~pended~0)| 1) (not (= |old(~compRegistered~0)| 0)) (not (= ~NP~0 |old(~s~0)|))) [2020-09-21 12:25:50,575 INFO L268 CegarLoopResult]: For program point stub_driver_initFINAL(lines 41 54) no Hoare annotation was computed. [2020-09-21 12:25:50,575 INFO L268 CegarLoopResult]: For program point _BLAST_initFINAL(lines 55 76) no Hoare annotation was computed. [2020-09-21 12:25:50,576 INFO L264 CegarLoopResult]: At program point _BLAST_initENTRY(lines 55 76) the Hoare annotation is: (or (not (= |old(~s~0)| |old(~MPR3~0)|)) (= |old(~pended~0)| 1) (not (= |old(~SKIP1~0)| |old(~s~0)|)) (not (= |old(~compRegistered~0)| 0)) (not (= |old(~s~0)| |old(~MPR1~0)|)) (and (= |old(~SKIP2~0)| ~SKIP2~0) (= ~lowerDriverReturn~0 |old(~lowerDriverReturn~0)|) (= ~setEventCalled~0 |old(~setEventCalled~0)|) (= ~s~0 ~NP~0) (= ~MPR3~0 |old(~MPR3~0)|) (= |old(~customIrp~0)| ~customIrp~0) (= |old(~SKIP1~0)| ~SKIP1~0) (= ~IPC~0 |old(~IPC~0)|) (= |old(~UNLOADED~0)| ~UNLOADED~0) (= ~DC~0 |old(~DC~0)|) (= |old(~compRegistered~0)| ~compRegistered~0) (= ~pended~0 |old(~pended~0)|) (= ~MPR1~0 |old(~MPR1~0)|) (= ~compFptr~0 |old(~compFptr~0)|) (= ~SKIP1~0 ~s~0)) (not (= |old(~s~0)| |old(~NP~0)|))) [2020-09-21 12:25:50,576 INFO L268 CegarLoopResult]: For program point _BLAST_initEXIT(lines 55 76) no Hoare annotation was computed. [2020-09-21 12:25:50,576 INFO L271 CegarLoopResult]: At program point errorFnENTRY(lines 1007 1014) the Hoare annotation is: true [2020-09-21 12:25:50,576 INFO L268 CegarLoopResult]: For program point errorFnFINAL(lines 1007 1014) no Hoare annotation was computed. [2020-09-21 12:25:50,576 INFO L268 CegarLoopResult]: For program point errorFnEXIT(lines 1007 1014) no Hoare annotation was computed. [2020-09-21 12:25:50,576 INFO L268 CegarLoopResult]: For program point errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1011) no Hoare annotation was computed. [2020-09-21 12:25:50,577 INFO L268 CegarLoopResult]: For program point L448(lines 448 450) no Hoare annotation was computed. [2020-09-21 12:25:50,577 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 293 464) no Hoare annotation was computed. [2020-09-21 12:25:50,577 INFO L264 CegarLoopResult]: At program point L374(lines 373 406) the Hoare annotation is: (or (not (= |old(~s~0)| |old(~MPR3~0)|)) (= |old(~pended~0)| 1) (not (= |old(~SKIP1~0)| |old(~s~0)|)) (not (= |old(~compRegistered~0)| 0)) (not (= |old(~s~0)| |old(~MPR1~0)|)) (not (= |old(~s~0)| |old(~NP~0)|)) (not (= ~pended~0 1))) [2020-09-21 12:25:50,577 INFO L268 CegarLoopResult]: For program point L432(lines 432 434) no Hoare annotation was computed. [2020-09-21 12:25:50,577 INFO L268 CegarLoopResult]: For program point L366(lines 366 407) no Hoare annotation was computed. [2020-09-21 12:25:50,577 INFO L268 CegarLoopResult]: For program point L383(line 383) no Hoare annotation was computed. [2020-09-21 12:25:50,577 INFO L268 CegarLoopResult]: For program point L441(lines 441 445) no Hoare annotation was computed. [2020-09-21 12:25:50,578 INFO L268 CegarLoopResult]: For program point L342(lines 328 411) no Hoare annotation was computed. [2020-09-21 12:25:50,578 INFO L264 CegarLoopResult]: At program point L367(lines 366 407) the Hoare annotation is: (or (not (= |old(~s~0)| |old(~MPR3~0)|)) (= |old(~pended~0)| 1) (not (= |old(~SKIP1~0)| |old(~s~0)|)) (not (= |old(~compRegistered~0)| 0)) (not (= |old(~s~0)| |old(~MPR1~0)|)) (not (= |old(~s~0)| |old(~NP~0)|)) (and (= ~compRegistered~0 0) (= ~s~0 ~NP~0) (not (= ~pended~0 1)))) [2020-09-21 12:25:50,578 INFO L264 CegarLoopResult]: At program point L326(line 326) the Hoare annotation is: (or (and (= ~MPR3~0 ~s~0) (= ~compRegistered~0 0) (= ~s~0 ~NP~0) (= ~SKIP1~0 ~s~0) (not (= ~pended~0 1)) (= ~MPR1~0 ~NP~0)) (not (= |old(~s~0)| |old(~MPR3~0)|)) (= |old(~pended~0)| 1) (not (= |old(~SKIP1~0)| |old(~s~0)|)) (not (= |old(~compRegistered~0)| 0)) (not (= |old(~s~0)| |old(~MPR1~0)|)) (not (= |old(~s~0)| |old(~NP~0)|))) [2020-09-21 12:25:50,578 INFO L268 CegarLoopResult]: For program point L326-1(lines 322 463) no Hoare annotation was computed. [2020-09-21 12:25:50,578 INFO L268 CegarLoopResult]: For program point L351(lines 351 410) no Hoare annotation was computed. [2020-09-21 12:25:50,578 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 293 464) no Hoare annotation was computed. [2020-09-21 12:25:50,578 INFO L268 CegarLoopResult]: For program point L393(line 393) no Hoare annotation was computed. [2020-09-21 12:25:50,579 INFO L264 CegarLoopResult]: At program point L352(lines 351 410) the Hoare annotation is: (or (not (= |old(~s~0)| |old(~MPR3~0)|)) (= |old(~pended~0)| 1) (not (= |old(~SKIP1~0)| |old(~s~0)|)) (not (= |old(~compRegistered~0)| 0)) (not (= |old(~s~0)| |old(~MPR1~0)|)) (not (= |old(~s~0)| |old(~NP~0)|)) (and (= ~compRegistered~0 0) (= ~s~0 ~NP~0) (not (= ~pended~0 1)))) [2020-09-21 12:25:50,579 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 293 464) the Hoare annotation is: (or (not (= |old(~s~0)| |old(~MPR3~0)|)) (= |old(~pended~0)| 1) (not (= |old(~SKIP1~0)| |old(~s~0)|)) (not (= |old(~compRegistered~0)| 0)) (not (= |old(~s~0)| |old(~MPR1~0)|)) (not (= |old(~s~0)| |old(~NP~0)|)) (and (= |old(~SKIP2~0)| ~SKIP2~0) (= ~lowerDriverReturn~0 |old(~lowerDriverReturn~0)|) (= ~setEventCalled~0 |old(~setEventCalled~0)|) (= ~s~0 ~NP~0) (= |old(~Executive~0)| ~Executive~0) (= ~MPR3~0 |old(~MPR3~0)|) (= |old(~customIrp~0)| ~customIrp~0) (= ~KernelMode~0 |old(~KernelMode~0)|) (= |old(~SKIP1~0)| ~SKIP1~0) (= ~IPC~0 |old(~IPC~0)|) (= |old(~UNLOADED~0)| ~UNLOADED~0) (= ~DC~0 |old(~DC~0)|) (= |old(~compRegistered~0)| ~compRegistered~0) (= ~pended~0 |old(~pended~0)|) (= ~MPR1~0 |old(~MPR1~0)|) (= ~compFptr~0 |old(~compFptr~0)|) (= ~SKIP1~0 ~s~0) (= |old(~DevicePowerState~0)| ~DevicePowerState~0) (= ~myStatus~0 |old(~myStatus~0)|))) [2020-09-21 12:25:50,579 INFO L264 CegarLoopResult]: At program point L443(line 443) the Hoare annotation is: (or (not (= |old(~s~0)| |old(~MPR3~0)|)) (= |old(~pended~0)| 1) (not (= |old(~SKIP1~0)| |old(~s~0)|)) (not (= |old(~compRegistered~0)| 0)) (not (= |old(~s~0)| |old(~MPR1~0)|)) (not (= |old(~s~0)| |old(~NP~0)|))) [2020-09-21 12:25:50,579 INFO L264 CegarLoopResult]: At program point L427(lines 420 460) the Hoare annotation is: (or (not (= |old(~s~0)| |old(~MPR3~0)|)) (= |old(~pended~0)| 1) (not (= |old(~SKIP1~0)| |old(~s~0)|)) (not (= |old(~compRegistered~0)| 0)) (not (= |old(~s~0)| |old(~MPR1~0)|)) (not (= |old(~s~0)| |old(~NP~0)|)) (not (= ~pended~0 1))) [2020-09-21 12:25:50,580 INFO L268 CegarLoopResult]: For program point L361(lines 361 408) no Hoare annotation was computed. [2020-09-21 12:25:50,580 INFO L264 CegarLoopResult]: At program point L328(lines 322 463) the Hoare annotation is: (or (not (= |old(~s~0)| |old(~MPR3~0)|)) (= |old(~pended~0)| 1) (not (= |old(~SKIP1~0)| |old(~s~0)|)) (not (= |old(~compRegistered~0)| 0)) (not (= |old(~s~0)| |old(~MPR1~0)|)) (not (= |old(~s~0)| |old(~NP~0)|)) (not (= ~pended~0 1))) [2020-09-21 12:25:50,580 INFO L268 CegarLoopResult]: For program point L452(lines 452 454) no Hoare annotation was computed. [2020-09-21 12:25:50,580 INFO L264 CegarLoopResult]: At program point L419(lines 412 461) the Hoare annotation is: (or (not (= |old(~s~0)| |old(~MPR3~0)|)) (= |old(~pended~0)| 1) (not (= |old(~SKIP1~0)| |old(~s~0)|)) (not (= |old(~compRegistered~0)| 0)) (not (= |old(~s~0)| |old(~MPR1~0)|)) (not (= |old(~s~0)| |old(~NP~0)|)) (not (= ~pended~0 1))) [2020-09-21 12:25:50,580 INFO L268 CegarLoopResult]: For program point L378(line 378) no Hoare annotation was computed. [2020-09-21 12:25:50,580 INFO L268 CegarLoopResult]: For program point L337(lines 337 340) no Hoare annotation was computed. [2020-09-21 12:25:50,580 INFO L264 CegarLoopResult]: At program point L337-2(lines 337 340) the Hoare annotation is: (or (not (= |old(~s~0)| |old(~MPR3~0)|)) (= |old(~pended~0)| 1) (not (= |old(~SKIP1~0)| |old(~s~0)|)) (and (= ~compRegistered~0 0) (= ~s~0 ~NP~0) (<= (+ ~NP~0 4) ~MPR1~0) (not (= ~pended~0 1))) (not (= |old(~compRegistered~0)| 0)) (not (= |old(~s~0)| |old(~MPR1~0)|)) (not (= |old(~s~0)| |old(~NP~0)|))) [2020-09-21 12:25:50,581 INFO L268 CegarLoopResult]: For program point L428(lines 412 461) no Hoare annotation was computed. [2020-09-21 12:25:50,581 INFO L264 CegarLoopResult]: At program point L362(lines 361 408) the Hoare annotation is: (or (not (= |old(~s~0)| |old(~MPR3~0)|)) (= |old(~pended~0)| 1) (not (= |old(~SKIP1~0)| |old(~s~0)|)) (and (= ~compRegistered~0 0) (= ~s~0 ~NP~0) (<= (+ ~NP~0 4) ~MPR1~0) (not (= ~pended~0 1))) (not (= |old(~compRegistered~0)| 0)) (not (= |old(~s~0)| |old(~MPR1~0)|)) (not (= |old(~s~0)| |old(~NP~0)|))) [2020-09-21 12:25:50,581 INFO L268 CegarLoopResult]: For program point L371(lines 371 406) no Hoare annotation was computed. [2020-09-21 12:25:50,581 INFO L268 CegarLoopResult]: For program point L429(lines 429 458) no Hoare annotation was computed. [2020-09-21 12:25:50,581 INFO L268 CegarLoopResult]: For program point L421(lines 421 425) no Hoare annotation was computed. [2020-09-21 12:25:50,581 INFO L268 CegarLoopResult]: For program point L388(line 388) no Hoare annotation was computed. [2020-09-21 12:25:50,581 INFO L268 CegarLoopResult]: For program point L413(lines 413 417) no Hoare annotation was computed. [2020-09-21 12:25:50,582 INFO L264 CegarLoopResult]: At program point L372(lines 371 406) the Hoare annotation is: (or (not (= |old(~s~0)| |old(~MPR3~0)|)) (= |old(~pended~0)| 1) (not (= |old(~SKIP1~0)| |old(~s~0)|)) (not (= |old(~compRegistered~0)| 0)) (not (= |old(~s~0)| |old(~MPR1~0)|)) (not (= |old(~s~0)| |old(~NP~0)|)) (and (= ~compRegistered~0 0) (= ~s~0 ~NP~0) (not (= ~pended~0 1)))) [2020-09-21 12:25:50,582 INFO L268 CegarLoopResult]: For program point L430(lines 430 457) no Hoare annotation was computed. [2020-09-21 12:25:50,582 INFO L268 CegarLoopResult]: For program point L356(lines 356 409) no Hoare annotation was computed. [2020-09-21 12:25:50,582 INFO L268 CegarLoopResult]: For program point L447(lines 447 455) no Hoare annotation was computed. [2020-09-21 12:25:50,582 INFO L264 CegarLoopResult]: At program point L439(lines 430 457) the Hoare annotation is: (or (not (= |old(~s~0)| |old(~MPR3~0)|)) (= |old(~pended~0)| 1) (not (= |old(~SKIP1~0)| |old(~s~0)|)) (not (= |old(~compRegistered~0)| 0)) (not (= |old(~s~0)| |old(~MPR1~0)|)) (not (= |old(~s~0)| |old(~NP~0)|)) (not (= ~pended~0 1))) [2020-09-21 12:25:50,582 INFO L268 CegarLoopResult]: For program point L431(lines 431 437) no Hoare annotation was computed. [2020-09-21 12:25:50,582 INFO L268 CegarLoopResult]: For program point L398(line 398) no Hoare annotation was computed. [2020-09-21 12:25:50,583 INFO L264 CegarLoopResult]: At program point L357(lines 356 409) the Hoare annotation is: (or (not (= |old(~s~0)| |old(~MPR3~0)|)) (= |old(~pended~0)| 1) (not (= |old(~SKIP1~0)| |old(~s~0)|)) (not (= |old(~compRegistered~0)| 0)) (not (= |old(~s~0)| |old(~MPR1~0)|)) (not (= |old(~s~0)| |old(~NP~0)|)) (and (= ~compRegistered~0 0) (= ~s~0 ~NP~0) (not (= ~pended~0 1)))) [2020-09-21 12:25:50,583 INFO L264 CegarLoopResult]: At program point L510(lines 509 524) the Hoare annotation is: (let ((.cse0 (= ~pended~0 1))) (and (or .cse0 (and (= ~lowerDriverReturn~0 |old(~lowerDriverReturn~0)|) (= ~setEventCalled~0 |old(~setEventCalled~0)|) (= ~SKIP1~0 ~s~0)) (not (= ~SKIP1~0 |old(~s~0)|)) (not (= ~compRegistered~0 0))) (or (not (<= 1 ~compRegistered~0)) .cse0 (not (<= (+ ~NP~0 4) ~MPR1~0)) (not (= ~NP~0 |old(~s~0)|)) (and (= ~MPR1~0 ~s~0) (= ~setEventCalled~0 1) (= (+ IofCallDriver_~__cil_tmp7~0 1073741802) 0))))) [2020-09-21 12:25:50,583 INFO L268 CegarLoopResult]: For program point L539(lines 539 546) no Hoare annotation was computed. [2020-09-21 12:25:50,583 INFO L268 CegarLoopResult]: For program point L502(lines 502 525) no Hoare annotation was computed. [2020-09-21 12:25:50,583 INFO L268 CegarLoopResult]: For program point L531(lines 531 537) no Hoare annotation was computed. [2020-09-21 12:25:50,583 INFO L264 CegarLoopResult]: At program point L544(line 544) the Hoare annotation is: (let ((.cse0 (= ~pended~0 1))) (and (or .cse0 (not (= ~SKIP1~0 |old(~s~0)|)) (not (= ~compRegistered~0 0))) (or (not (<= (+ ~NP~0 4) ~MPR1~0)) (not (<= 1 ~compRegistered~0)) .cse0 (not (= |old(~s~0)| ~NP~0))))) [2020-09-21 12:25:50,583 INFO L268 CegarLoopResult]: For program point L544-1(lines 526 548) no Hoare annotation was computed. [2020-09-21 12:25:50,584 INFO L268 CegarLoopResult]: For program point L507(lines 507 524) no Hoare annotation was computed. [2020-09-21 12:25:50,584 INFO L264 CegarLoopResult]: At program point L503(lines 502 525) the Hoare annotation is: (let ((.cse0 (= ~pended~0 1))) (and (or .cse0 (and (= ~lowerDriverReturn~0 |old(~lowerDriverReturn~0)|) (= ~setEventCalled~0 |old(~setEventCalled~0)|) (= ~SKIP1~0 ~s~0)) (not (= ~SKIP1~0 |old(~s~0)|)) (not (= ~compRegistered~0 0))) (or (not (<= 1 ~compRegistered~0)) .cse0 (not (<= (+ ~NP~0 4) ~MPR1~0)) (not (= ~NP~0 |old(~s~0)|)) (and (= ~MPR1~0 ~s~0) (= ~setEventCalled~0 1) (= (+ IofCallDriver_~__cil_tmp7~0 1073741802) 0))))) [2020-09-21 12:25:50,584 INFO L264 CegarLoopResult]: At program point IofCallDriverENTRY(lines 479 551) the Hoare annotation is: (let ((.cse0 (= ~pended~0 1)) (.cse1 (= ~lowerDriverReturn~0 |old(~lowerDriverReturn~0)|)) (.cse2 (= ~setEventCalled~0 |old(~setEventCalled~0)|))) (and (or .cse0 (and .cse1 .cse2 (= ~SKIP1~0 ~s~0)) (not (= ~SKIP1~0 |old(~s~0)|)) (not (= ~compRegistered~0 0))) (or (not (<= 1 ~compRegistered~0)) .cse0 (not (<= (+ ~NP~0 4) ~MPR1~0)) (and .cse1 .cse2 (= ~s~0 |old(~s~0)|)) (not (= ~NP~0 |old(~s~0)|))))) [2020-09-21 12:25:50,584 INFO L264 CegarLoopResult]: At program point L495(line 495) the Hoare annotation is: (let ((.cse0 (= ~pended~0 1))) (and (or .cse0 (not (= ~SKIP1~0 |old(~s~0)|)) (not (= ~compRegistered~0 0))) (or (not (<= 1 ~compRegistered~0)) .cse0 (and (= ~setEventCalled~0 1) (= ~s~0 |old(~s~0)|) (= (+ IofCallDriver_~__cil_tmp7~0 1073741802) 0)) (not (<= (+ ~NP~0 4) ~MPR1~0)) (not (= ~NP~0 |old(~s~0)|))))) [2020-09-21 12:25:50,584 INFO L268 CegarLoopResult]: For program point L487(lines 487 499) no Hoare annotation was computed. [2020-09-21 12:25:50,584 INFO L268 CegarLoopResult]: For program point L487-1(lines 487 499) no Hoare annotation was computed. [2020-09-21 12:25:50,585 INFO L268 CegarLoopResult]: For program point IofCallDriverFINAL(lines 479 551) no Hoare annotation was computed. [2020-09-21 12:25:50,585 INFO L264 CegarLoopResult]: At program point L508(lines 507 524) the Hoare annotation is: (let ((.cse0 (= ~pended~0 1))) (and (or .cse0 (and (= ~lowerDriverReturn~0 |old(~lowerDriverReturn~0)|) (= ~setEventCalled~0 |old(~setEventCalled~0)|) (= ~SKIP1~0 ~s~0)) (not (= ~SKIP1~0 |old(~s~0)|)) (not (= ~compRegistered~0 0))) (or (not (<= 1 ~compRegistered~0)) .cse0 (not (<= (+ ~NP~0 4) ~MPR1~0)) (not (= ~NP~0 |old(~s~0)|)) (and (= ~MPR1~0 ~s~0) (= ~setEventCalled~0 1) (= (+ IofCallDriver_~__cil_tmp7~0 1073741802) 0))))) [2020-09-21 12:25:50,585 INFO L268 CegarLoopResult]: For program point IofCallDriverEXIT(lines 479 551) no Hoare annotation was computed. [2020-09-21 12:25:50,585 INFO L268 CegarLoopResult]: For program point L530(lines 530 547) no Hoare annotation was computed. [2020-09-21 12:25:50,585 INFO L268 CegarLoopResult]: For program point L493(lines 493 497) no Hoare annotation was computed. [2020-09-21 12:25:50,585 INFO L264 CegarLoopResult]: At program point L522(lines 486 550) the Hoare annotation is: (let ((.cse0 (= ~pended~0 1))) (and (or .cse0 (and (= ~lowerDriverReturn~0 |old(~lowerDriverReturn~0)|) (= ~setEventCalled~0 |old(~setEventCalled~0)|) (= ~SKIP1~0 ~s~0)) (not (= ~SKIP1~0 |old(~s~0)|)) (not (= ~compRegistered~0 0))) (let ((.cse1 (= ~MPR1~0 ~s~0)) (.cse2 (= ~setEventCalled~0 1)) (.cse3 (= (+ IofCallDriver_~__cil_tmp7~0 1073741802) 0))) (or (not (<= 1 ~compRegistered~0)) .cse0 (and .cse1 .cse2 (= 259 IofCallDriver_~returnVal2~0) .cse3) (not (<= (+ ~NP~0 4) ~MPR1~0)) (not (= ~NP~0 |old(~s~0)|)) (and (<= IofCallDriver_~returnVal2~0 0) .cse1 .cse2 .cse3))))) [2020-09-21 12:25:50,586 INFO L264 CegarLoopResult]: At program point L489(line 489) the Hoare annotation is: (let ((.cse0 (= ~pended~0 1))) (and (or .cse0 (not (= ~SKIP1~0 |old(~s~0)|)) (not (= ~compRegistered~0 0))) (or (not (<= 1 ~compRegistered~0)) .cse0 (not (<= (+ ~NP~0 4) ~MPR1~0)) (and (= ~lowerDriverReturn~0 |old(~lowerDriverReturn~0)|) (= ~setEventCalled~0 |old(~setEventCalled~0)|) (= ~s~0 |old(~s~0)|)) (not (= ~NP~0 |old(~s~0)|))))) [2020-09-21 12:25:50,586 INFO L268 CegarLoopResult]: For program point L489-1(line 489) no Hoare annotation was computed. [2020-09-21 12:25:50,586 INFO L264 CegarLoopResult]: At program point L473(line 473) the Hoare annotation is: (or (not (<= (+ ~NP~0 4) ~MPR1~0)) (not (<= 1 ~compRegistered~0)) (not (= ~setEventCalled~0 1)) (= ~pended~0 1) (not (= |old(~s~0)| ~NP~0))) [2020-09-21 12:25:50,586 INFO L264 CegarLoopResult]: At program point stubMoreProcessingRequiredENTRY(lines 465 478) the Hoare annotation is: (or (not (<= 1 ~compRegistered~0)) (= ~pended~0 1) (not (<= (+ ~NP~0 4) ~MPR1~0)) (not (= ~setEventCalled~0 1)) (not (= ~NP~0 |old(~s~0)|)) (= ~s~0 |old(~s~0)|)) [2020-09-21 12:25:50,586 INFO L268 CegarLoopResult]: For program point L473-1(lines 465 478) no Hoare annotation was computed. [2020-09-21 12:25:50,586 INFO L268 CegarLoopResult]: For program point stubMoreProcessingRequiredEXIT(lines 465 478) no Hoare annotation was computed. [2020-09-21 12:25:50,586 INFO L268 CegarLoopResult]: For program point L795(lines 795 815) no Hoare annotation was computed. [2020-09-21 12:25:50,586 INFO L268 CegarLoopResult]: For program point L758(lines 758 762) no Hoare annotation was computed. [2020-09-21 12:25:50,587 INFO L264 CegarLoopResult]: At program point L787(lines 751 818) the Hoare annotation is: (or (= ~pended~0 1) (and (= ~lowerDriverReturn~0 |old(~lowerDriverReturn~0)|) (= ~setEventCalled~0 |old(~setEventCalled~0)|) (= ~SKIP1~0 ~s~0)) (not (= ~SKIP1~0 |old(~s~0)|)) (not (= ~compRegistered~0 0))) [2020-09-21 12:25:50,587 INFO L268 CegarLoopResult]: For program point PoCallDriverEXIT(lines 743 819) no Hoare annotation was computed. [2020-09-21 12:25:50,587 INFO L264 CegarLoopResult]: At program point L754(line 754) the Hoare annotation is: (or (= ~pended~0 1) (not (= ~SKIP1~0 |old(~s~0)|)) (not (= ~compRegistered~0 0))) [2020-09-21 12:25:50,587 INFO L268 CegarLoopResult]: For program point L754-1(line 754) no Hoare annotation was computed. [2020-09-21 12:25:50,587 INFO L264 CegarLoopResult]: At program point L812(line 812) the Hoare annotation is: (or (= ~pended~0 1) (not (= ~SKIP1~0 |old(~s~0)|)) (not (= ~compRegistered~0 0))) [2020-09-21 12:25:50,587 INFO L268 CegarLoopResult]: For program point L812-1(lines 791 816) no Hoare annotation was computed. [2020-09-21 12:25:50,587 INFO L264 CegarLoopResult]: At program point L775(lines 774 789) the Hoare annotation is: (or (= ~pended~0 1) (and (= ~lowerDriverReturn~0 |old(~lowerDriverReturn~0)|) (= ~setEventCalled~0 |old(~setEventCalled~0)|) (= ~SKIP1~0 ~s~0)) (not (= ~SKIP1~0 |old(~s~0)|)) (not (= ~compRegistered~0 0))) [2020-09-21 12:25:50,588 INFO L268 CegarLoopResult]: For program point L767(lines 767 790) no Hoare annotation was computed. [2020-09-21 12:25:50,588 INFO L268 CegarLoopResult]: For program point PoCallDriverFINAL(lines 743 819) no Hoare annotation was computed. [2020-09-21 12:25:50,588 INFO L264 CegarLoopResult]: At program point PoCallDriverENTRY(lines 743 819) the Hoare annotation is: (or (= ~pended~0 1) (and (= ~lowerDriverReturn~0 |old(~lowerDriverReturn~0)|) (= ~setEventCalled~0 |old(~setEventCalled~0)|) (= ~SKIP1~0 ~s~0)) (not (= ~SKIP1~0 |old(~s~0)|)) (not (= ~compRegistered~0 0))) [2020-09-21 12:25:50,588 INFO L268 CegarLoopResult]: For program point L772(lines 772 789) no Hoare annotation was computed. [2020-09-21 12:25:50,588 INFO L264 CegarLoopResult]: At program point L768(lines 767 790) the Hoare annotation is: (or (= ~pended~0 1) (and (= ~lowerDriverReturn~0 |old(~lowerDriverReturn~0)|) (= ~setEventCalled~0 |old(~setEventCalled~0)|) (= ~SKIP1~0 ~s~0)) (not (= ~SKIP1~0 |old(~s~0)|)) (not (= ~compRegistered~0 0))) [2020-09-21 12:25:50,588 INFO L264 CegarLoopResult]: At program point L760(line 760) the Hoare annotation is: (or (= ~pended~0 1) (not (= ~SKIP1~0 |old(~s~0)|)) (not (= ~compRegistered~0 0))) [2020-09-21 12:25:50,588 INFO L268 CegarLoopResult]: For program point L752(lines 752 764) no Hoare annotation was computed. [2020-09-21 12:25:50,589 INFO L268 CegarLoopResult]: For program point L752-1(lines 752 764) no Hoare annotation was computed. [2020-09-21 12:25:50,589 INFO L264 CegarLoopResult]: At program point L773(lines 772 789) the Hoare annotation is: (or (= ~pended~0 1) (and (= ~lowerDriverReturn~0 |old(~lowerDriverReturn~0)|) (= ~setEventCalled~0 |old(~setEventCalled~0)|) (= ~SKIP1~0 ~s~0)) (not (= ~SKIP1~0 |old(~s~0)|)) (not (= ~compRegistered~0 0))) [2020-09-21 12:25:50,589 INFO L268 CegarLoopResult]: For program point L798(lines 798 804) no Hoare annotation was computed. [2020-09-21 12:25:50,589 INFO L268 CegarLoopResult]: For program point L807(lines 807 814) no Hoare annotation was computed. [2020-09-21 12:25:50,589 INFO L268 CegarLoopResult]: For program point L636(lines 636 654) no Hoare annotation was computed. [2020-09-21 12:25:50,589 INFO L268 CegarLoopResult]: For program point KbFilter_CreateCloseEXIT(lines 627 662) no Hoare annotation was computed. [2020-09-21 12:25:50,589 INFO L264 CegarLoopResult]: At program point L651(lines 639 653) the Hoare annotation is: (or (= ~pended~0 1) (and (= ~lowerDriverReturn~0 |old(~lowerDriverReturn~0)|) (= ~setEventCalled~0 |old(~setEventCalled~0)|) (= ~s~0 |old(~s~0)|) (= ~myStatus~0 |old(~myStatus~0)|)) (not (= ~NP~0 |old(~s~0)|)) (not (= ~compRegistered~0 0))) [2020-09-21 12:25:50,590 INFO L264 CegarLoopResult]: At program point L643(lines 636 654) the Hoare annotation is: (or (= ~pended~0 1) (and (= ~lowerDriverReturn~0 |old(~lowerDriverReturn~0)|) (= ~setEventCalled~0 |old(~setEventCalled~0)|) (= ~s~0 |old(~s~0)|) (= ~myStatus~0 |old(~myStatus~0)|)) (not (= ~NP~0 |old(~s~0)|)) (not (= ~compRegistered~0 0))) [2020-09-21 12:25:50,590 INFO L268 CegarLoopResult]: For program point L639(lines 639 653) no Hoare annotation was computed. [2020-09-21 12:25:50,590 INFO L264 CegarLoopResult]: At program point KbFilter_CreateCloseENTRY(lines 627 662) the Hoare annotation is: (or (= ~pended~0 1) (and (= ~lowerDriverReturn~0 |old(~lowerDriverReturn~0)|) (= ~setEventCalled~0 |old(~setEventCalled~0)|) (= ~s~0 |old(~s~0)|) (= ~myStatus~0 |old(~myStatus~0)|)) (not (= ~NP~0 |old(~s~0)|)) (not (= ~compRegistered~0 0))) [2020-09-21 12:25:50,590 INFO L264 CegarLoopResult]: At program point L658(line 658) the Hoare annotation is: (or (= ~pended~0 1) (and (= ~lowerDriverReturn~0 |old(~lowerDriverReturn~0)|) (= ~setEventCalled~0 |old(~setEventCalled~0)|) (= ~s~0 |old(~s~0)|)) (not (= ~NP~0 |old(~s~0)|)) (not (= ~compRegistered~0 0))) [2020-09-21 12:25:50,590 INFO L268 CegarLoopResult]: For program point L658-1(line 658) no Hoare annotation was computed. [2020-09-21 12:25:50,590 INFO L268 CegarLoopResult]: For program point KbFilter_CreateCloseFINAL(lines 627 662) no Hoare annotation was computed. [2020-09-21 12:25:50,590 INFO L268 CegarLoopResult]: For program point L642(lines 642 652) no Hoare annotation was computed. [2020-09-21 12:25:50,590 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-09-21 12:25:50,591 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~compRegistered~0 |old(~compRegistered~0)|) (= ~lowerDriverReturn~0 |old(~lowerDriverReturn~0)|) (= ~setEventCalled~0 |old(~setEventCalled~0)|) (= ~SKIP2~0 |old(~SKIP2~0)|) (= ~NP~0 |old(~NP~0)|) (= ~MPR3~0 |old(~MPR3~0)|) (= ~DevicePowerState~0 |old(~DevicePowerState~0)|) (= ~KernelMode~0 |old(~KernelMode~0)|) (= ~s~0 |old(~s~0)|) (= ~SKIP1~0 |old(~SKIP1~0)|) (= ~IPC~0 |old(~IPC~0)|) (= ~DC~0 |old(~DC~0)|) (= ~pended~0 |old(~pended~0)|) (= ~MPR1~0 |old(~MPR1~0)|) (= ~compFptr~0 |old(~compFptr~0)|) (= ~customIrp~0 |old(~customIrp~0)|) (= ~UNLOADED~0 |old(~UNLOADED~0)|) (= ~Executive~0 |old(~Executive~0)|) (= ~myStatus~0 |old(~myStatus~0)|)) [2020-09-21 12:25:50,591 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-09-21 12:25:50,591 INFO L268 CegarLoopResult]: For program point L894(lines 894 982) no Hoare annotation was computed. [2020-09-21 12:25:50,591 INFO L264 CegarLoopResult]: At program point L890(lines 889 984) the Hoare annotation is: (or (= ~pended~0 1) (and (= ~lowerDriverReturn~0 |old(~lowerDriverReturn~0)|) (= ~setEventCalled~0 |old(~setEventCalled~0)|) (= ~s~0 |old(~s~0)|) (= ~myStatus~0 |old(~myStatus~0)|)) (not (= ~NP~0 |old(~s~0)|)) (not (= ~compRegistered~0 0))) [2020-09-21 12:25:50,591 INFO L268 CegarLoopResult]: For program point L915(lines 915 976) no Hoare annotation was computed. [2020-09-21 12:25:50,591 INFO L264 CegarLoopResult]: At program point L882(lines 881 986) the Hoare annotation is: (or (= ~pended~0 1) (and (= ~lowerDriverReturn~0 |old(~lowerDriverReturn~0)|) (= ~setEventCalled~0 |old(~setEventCalled~0)|) (= ~s~0 |old(~s~0)|) (= ~myStatus~0 |old(~myStatus~0)|)) (not (= ~NP~0 |old(~s~0)|)) (not (= ~compRegistered~0 0))) [2020-09-21 12:25:50,592 INFO L268 CegarLoopResult]: For program point KbFilter_InternIoCtlEXIT(lines 820 1005) no Hoare annotation was computed. [2020-09-21 12:25:50,592 INFO L268 CegarLoopResult]: For program point L932(lines 932 971) no Hoare annotation was computed. [2020-09-21 12:25:50,592 INFO L268 CegarLoopResult]: For program point L957-1(lines 957 959) no Hoare annotation was computed. [2020-09-21 12:25:50,592 INFO L268 CegarLoopResult]: For program point L908(lines 908 978) no Hoare annotation was computed. [2020-09-21 12:25:50,592 INFO L264 CegarLoopResult]: At program point L970(lines 865 1004) the Hoare annotation is: (or (= ~pended~0 1) (and (= ~lowerDriverReturn~0 |old(~lowerDriverReturn~0)|) (= ~setEventCalled~0 |old(~setEventCalled~0)|) (= ~s~0 |old(~s~0)|) (= ~myStatus~0 |old(~myStatus~0)|)) (not (= ~NP~0 |old(~s~0)|)) (not (= ~compRegistered~0 0))) [2020-09-21 12:25:50,592 INFO L264 CegarLoopResult]: At program point L933(lines 873 988) the Hoare annotation is: (or (= ~pended~0 1) (and (= ~lowerDriverReturn~0 |old(~lowerDriverReturn~0)|) (= ~setEventCalled~0 |old(~setEventCalled~0)|) (= ~s~0 |old(~s~0)|) (= ~myStatus~0 |old(~myStatus~0)|)) (not (= ~NP~0 |old(~s~0)|)) (not (= ~compRegistered~0 0))) [2020-09-21 12:25:50,592 INFO L264 CegarLoopResult]: At program point L995(line 995) the Hoare annotation is: (or (= ~pended~0 1) (and (= ~lowerDriverReturn~0 |old(~lowerDriverReturn~0)|) (= ~setEventCalled~0 |old(~setEventCalled~0)|) (= ~s~0 |old(~s~0)|)) (not (= ~NP~0 |old(~s~0)|)) (not (= ~compRegistered~0 0))) [2020-09-21 12:25:50,593 INFO L268 CegarLoopResult]: For program point L995-1(line 995) no Hoare annotation was computed. [2020-09-21 12:25:50,593 INFO L268 CegarLoopResult]: For program point L929(lines 929 972) no Hoare annotation was computed. [2020-09-21 12:25:50,593 INFO L268 CegarLoopResult]: For program point L954(lines 954 956) no Hoare annotation was computed. [2020-09-21 12:25:50,593 INFO L268 CegarLoopResult]: For program point L954-2(lines 932 969) no Hoare annotation was computed. [2020-09-21 12:25:50,593 INFO L268 CegarLoopResult]: For program point L938(lines 938 941) no Hoare annotation was computed. [2020-09-21 12:25:50,593 INFO L268 CegarLoopResult]: For program point L901(lines 901 980) no Hoare annotation was computed. [2020-09-21 12:25:50,593 INFO L268 CegarLoopResult]: For program point L922(lines 922 974) no Hoare annotation was computed. [2020-09-21 12:25:50,593 INFO L268 CegarLoopResult]: For program point L889(lines 889 984) no Hoare annotation was computed. [2020-09-21 12:25:50,594 INFO L264 CegarLoopResult]: At program point KbFilter_InternIoCtlENTRY(lines 820 1005) the Hoare annotation is: (or (= ~pended~0 1) (and (= ~lowerDriverReturn~0 |old(~lowerDriverReturn~0)|) (= ~setEventCalled~0 |old(~setEventCalled~0)|) (= ~s~0 |old(~s~0)|) (= ~myStatus~0 |old(~myStatus~0)|)) (not (= ~NP~0 |old(~s~0)|)) (not (= ~compRegistered~0 0))) [2020-09-21 12:25:50,594 INFO L268 CegarLoopResult]: For program point L881(lines 881 986) no Hoare annotation was computed. [2020-09-21 12:25:50,594 INFO L268 CegarLoopResult]: For program point L873(lines 873 988) no Hoare annotation was computed. [2020-09-21 12:25:50,594 INFO L264 CegarLoopResult]: At program point L1001(line 1001) the Hoare annotation is: (or (= ~pended~0 1) (and (= ~lowerDriverReturn~0 |old(~lowerDriverReturn~0)|) (= ~setEventCalled~0 |old(~setEventCalled~0)|) (= ~s~0 |old(~s~0)|) (= ~myStatus~0 |old(~myStatus~0)|)) (not (= ~NP~0 |old(~s~0)|)) (not (= ~compRegistered~0 0))) [2020-09-21 12:25:50,594 INFO L268 CegarLoopResult]: For program point L1001-1(line 1001) no Hoare annotation was computed. [2020-09-21 12:25:50,594 INFO L268 CegarLoopResult]: For program point KbFilter_InternIoCtlFINAL(lines 820 1005) no Hoare annotation was computed. [2020-09-21 12:25:50,594 INFO L268 CegarLoopResult]: For program point KeWaitForSingleObjectEXIT(lines 574 615) no Hoare annotation was computed. [2020-09-21 12:25:50,594 INFO L268 CegarLoopResult]: For program point L601(lines 601 613) no Hoare annotation was computed. [2020-09-21 12:25:50,595 INFO L264 CegarLoopResult]: At program point L587(lines 579 598) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~compRegistered~0))) (.cse1 (= ~pended~0 1)) (.cse2 (not (= |old(~setEventCalled~0)| 1))) (.cse3 (not (<= (+ ~NP~0 4) ~MPR1~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~NP~0 |old(~s~0)|)) (and (= ~setEventCalled~0 |old(~setEventCalled~0)|) (= |old(~customIrp~0)| ~customIrp~0) (= ~s~0 |old(~s~0)|))) (or .cse0 .cse1 .cse2 .cse3 (not (= ~MPR3~0 |old(~s~0)|))))) [2020-09-21 12:25:50,595 INFO L268 CegarLoopResult]: For program point L579(lines 579 598) no Hoare annotation was computed. [2020-09-21 12:25:50,595 INFO L268 CegarLoopResult]: For program point KeWaitForSingleObjectFINAL(lines 574 615) no Hoare annotation was computed. [2020-09-21 12:25:50,595 INFO L264 CegarLoopResult]: At program point L604(lines 603 613) the Hoare annotation is: (let ((.cse1 (= ~pended~0 1))) (let ((.cse0 (not (<= 1 ~compRegistered~0))) (.cse2 (not (= |old(~setEventCalled~0)| 1))) (.cse3 (not (<= (+ ~NP~0 4) ~MPR1~0))) (.cse4 (and (= ~s~0 ~NP~0) (not .cse1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ~MPR3~0 |old(~s~0)|))) (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ~NP~0 |old(~s~0)|)))))) [2020-09-21 12:25:50,595 INFO L264 CegarLoopResult]: At program point L602(lines 601 613) the Hoare annotation is: (let ((.cse1 (= ~pended~0 1))) (let ((.cse0 (not (<= 1 ~compRegistered~0))) (.cse2 (not (= |old(~setEventCalled~0)| 1))) (.cse3 (not (<= (+ ~NP~0 4) ~MPR1~0))) (.cse4 (and (= ~s~0 ~NP~0) (not .cse1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ~MPR3~0 |old(~s~0)|))) (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ~NP~0 |old(~s~0)|)))))) [2020-09-21 12:25:50,595 INFO L264 CegarLoopResult]: At program point L594(line 594) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~compRegistered~0))) (.cse1 (= ~pended~0 1)) (.cse2 (not (= |old(~setEventCalled~0)| 1))) (.cse3 (not (<= (+ ~NP~0 4) ~MPR1~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~NP~0 |old(~s~0)|))) (or .cse0 .cse1 .cse2 .cse3 (not (= ~MPR3~0 |old(~s~0)|))))) [2020-09-21 12:25:50,596 INFO L268 CegarLoopResult]: For program point L592(lines 592 596) no Hoare annotation was computed. [2020-09-21 12:25:50,596 INFO L268 CegarLoopResult]: For program point L592-1(lines 579 598) no Hoare annotation was computed. [2020-09-21 12:25:50,596 INFO L264 CegarLoopResult]: At program point KeWaitForSingleObjectENTRY(lines 574 615) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~compRegistered~0))) (.cse1 (= ~pended~0 1)) (.cse2 (not (= |old(~setEventCalled~0)| 1))) (.cse3 (not (<= (+ ~NP~0 4) ~MPR1~0))) (.cse4 (and (= ~setEventCalled~0 |old(~setEventCalled~0)|) (= |old(~customIrp~0)| ~customIrp~0) (= ~s~0 |old(~s~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~NP~0 |old(~s~0)|)) .cse4) (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ~MPR3~0 |old(~s~0)|))))) [2020-09-21 12:25:50,596 INFO L268 CegarLoopResult]: For program point L580(lines 580 585) no Hoare annotation was computed. [2020-09-21 12:25:50,596 INFO L264 CegarLoopResult]: At program point L560(line 560) the Hoare annotation is: (or (= ~pended~0 1) (not (= |old(~s~0)| ~NP~0))) [2020-09-21 12:25:50,596 INFO L268 CegarLoopResult]: For program point L560-1(lines 552 565) no Hoare annotation was computed. [2020-09-21 12:25:50,596 INFO L268 CegarLoopResult]: For program point L556(lines 556 562) no Hoare annotation was computed. [2020-09-21 12:25:50,596 INFO L264 CegarLoopResult]: At program point IofCompleteRequestENTRY(lines 552 565) the Hoare annotation is: (or (= ~pended~0 1) (not (= ~NP~0 |old(~s~0)|)) (= ~s~0 |old(~s~0)|)) [2020-09-21 12:25:50,597 INFO L268 CegarLoopResult]: For program point IofCompleteRequestEXIT(lines 552 565) no Hoare annotation was computed. [2020-09-21 12:25:50,597 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-09-21 12:25:50,597 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~MPR3~0 ~s~0) (= ~compRegistered~0 0) (= ~s~0 ~NP~0) (= ~SKIP1~0 ~s~0) (not (= ~pended~0 1)) (= ~MPR1~0 ~NP~0)) [2020-09-21 12:25:50,597 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-21 12:25:50,597 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-09-21 12:25:50,597 INFO L264 CegarLoopResult]: At program point KbFilter_DispatchPassThroughENTRY(lines 663 686) the Hoare annotation is: (or (= ~pended~0 1) (and (= ~lowerDriverReturn~0 |old(~lowerDriverReturn~0)|) (= ~setEventCalled~0 |old(~setEventCalled~0)|) (= ~s~0 |old(~s~0)|)) (not (= ~NP~0 |old(~s~0)|)) (not (= ~compRegistered~0 0))) [2020-09-21 12:25:50,597 INFO L268 CegarLoopResult]: For program point L672(lines 672 678) no Hoare annotation was computed. [2020-09-21 12:25:50,598 INFO L264 CegarLoopResult]: At program point L682(line 682) the Hoare annotation is: (or (= ~pended~0 1) (= ~SKIP1~0 ~s~0) (not (= ~NP~0 |old(~s~0)|)) (not (= ~compRegistered~0 0))) [2020-09-21 12:25:50,598 INFO L268 CegarLoopResult]: For program point L682-1(line 682) no Hoare annotation was computed. [2020-09-21 12:25:50,598 INFO L268 CegarLoopResult]: For program point KbFilter_DispatchPassThroughFINAL(lines 663 686) no Hoare annotation was computed. [2020-09-21 12:25:50,598 INFO L264 CegarLoopResult]: At program point L676(line 676) the Hoare annotation is: (or (= ~pended~0 1) (not (= ~compRegistered~0 0)) (not (= |old(~s~0)| ~NP~0))) [2020-09-21 12:25:50,598 INFO L268 CegarLoopResult]: For program point KbFilter_DispatchPassThroughEXIT(lines 663 686) no Hoare annotation was computed. [2020-09-21 12:25:50,598 INFO L268 CegarLoopResult]: For program point L676-1(lines 672 678) no Hoare annotation was computed. [2020-09-21 12:25:50,598 INFO L264 CegarLoopResult]: At program point L225(line 225) the Hoare annotation is: (or (= ~pended~0 1) (not (<= (+ ~NP~0 4) ~MPR1~0)) (not (= |old(~compRegistered~0)| 0)) (not (= ~NP~0 |old(~s~0)|))) [2020-09-21 12:25:50,599 INFO L264 CegarLoopResult]: At program point L192(lines 192 193) the Hoare annotation is: (or (= ~pended~0 1) (not (<= (+ ~NP~0 4) ~MPR1~0)) (not (= |old(~compRegistered~0)| 0)) (not (= ~NP~0 |old(~s~0)|)) (and (= ~lowerDriverReturn~0 |old(~lowerDriverReturn~0)|) (= ~setEventCalled~0 |old(~setEventCalled~0)|) (= |old(~customIrp~0)| ~customIrp~0) (= ~s~0 |old(~s~0)|) (<= 1 ~compRegistered~0))) [2020-09-21 12:25:50,599 INFO L268 CegarLoopResult]: For program point L225-1(lines 221 227) no Hoare annotation was computed. [2020-09-21 12:25:50,599 INFO L268 CegarLoopResult]: For program point L192-1(lines 192 193) no Hoare annotation was computed. [2020-09-21 12:25:50,599 INFO L268 CegarLoopResult]: For program point L151(lines 151 274) no Hoare annotation was computed. [2020-09-21 12:25:50,599 INFO L268 CegarLoopResult]: For program point L118(lines 118 285) no Hoare annotation was computed. [2020-09-21 12:25:50,599 INFO L264 CegarLoopResult]: At program point L110(lines 109 288) the Hoare annotation is: (or (= ~pended~0 1) (and (= ~lowerDriverReturn~0 |old(~lowerDriverReturn~0)|) (= ~setEventCalled~0 |old(~setEventCalled~0)|) (= ~compRegistered~0 0) (= |old(~customIrp~0)| ~customIrp~0) (= ~s~0 |old(~s~0)|) (= ~myStatus~0 |old(~myStatus~0)|)) (not (<= (+ ~NP~0 4) ~MPR1~0)) (not (= |old(~compRegistered~0)| 0)) (not (= ~NP~0 |old(~s~0)|))) [2020-09-21 12:25:50,599 INFO L271 CegarLoopResult]: At program point L267(lines 170 268) the Hoare annotation is: true [2020-09-21 12:25:50,599 INFO L268 CegarLoopResult]: For program point L160(lines 160 271) no Hoare annotation was computed. [2020-09-21 12:25:50,600 INFO L268 CegarLoopResult]: For program point L127(lines 127 282) no Hoare annotation was computed. [2020-09-21 12:25:50,600 INFO L264 CegarLoopResult]: At program point L177(line 177) the Hoare annotation is: (or (= ~pended~0 1) (not (<= (+ ~NP~0 4) ~MPR1~0)) (not (= |old(~compRegistered~0)| 0)) (not (= ~NP~0 |old(~s~0)|))) [2020-09-21 12:25:50,600 INFO L264 CegarLoopResult]: At program point L169(lines 115 286) the Hoare annotation is: (or (= ~pended~0 1) (and (= ~lowerDriverReturn~0 |old(~lowerDriverReturn~0)|) (= ~setEventCalled~0 |old(~setEventCalled~0)|) (= ~compRegistered~0 0) (= |old(~customIrp~0)| ~customIrp~0) (= ~s~0 |old(~s~0)|) (= ~myStatus~0 |old(~myStatus~0)|)) (not (<= (+ ~NP~0 4) ~MPR1~0)) (not (= |old(~compRegistered~0)| 0)) (not (= ~NP~0 |old(~s~0)|))) [2020-09-21 12:25:50,600 INFO L268 CegarLoopResult]: For program point L136(lines 136 279) no Hoare annotation was computed. [2020-09-21 12:25:50,600 INFO L268 CegarLoopResult]: For program point KbFilter_PnPEXIT(lines 79 292) no Hoare annotation was computed. [2020-09-21 12:25:50,600 INFO L268 CegarLoopResult]: For program point L145(lines 145 276) no Hoare annotation was computed. [2020-09-21 12:25:50,600 INFO L268 CegarLoopResult]: For program point L112(lines 112 287) no Hoare annotation was computed. [2020-09-21 12:25:50,600 INFO L268 CegarLoopResult]: For program point L154(lines 154 273) no Hoare annotation was computed. [2020-09-21 12:25:50,601 INFO L268 CegarLoopResult]: For program point L121(lines 121 284) no Hoare annotation was computed. [2020-09-21 12:25:50,601 INFO L264 CegarLoopResult]: At program point L113(lines 112 287) the Hoare annotation is: (or (= ~pended~0 1) (and (= ~lowerDriverReturn~0 |old(~lowerDriverReturn~0)|) (= ~setEventCalled~0 |old(~setEventCalled~0)|) (= ~compRegistered~0 0) (= |old(~customIrp~0)| ~customIrp~0) (= ~s~0 |old(~s~0)|) (= ~myStatus~0 |old(~myStatus~0)|)) (not (<= (+ ~NP~0 4) ~MPR1~0)) (not (= |old(~compRegistered~0)| 0)) (not (= ~NP~0 |old(~s~0)|))) [2020-09-21 12:25:50,601 INFO L264 CegarLoopResult]: At program point KbFilter_PnPENTRY(lines 79 292) the Hoare annotation is: (or (= ~pended~0 1) (and (= ~lowerDriverReturn~0 |old(~lowerDriverReturn~0)|) (= ~setEventCalled~0 |old(~setEventCalled~0)|) (= ~compRegistered~0 0) (= |old(~customIrp~0)| ~customIrp~0) (= ~s~0 |old(~s~0)|) (= ~myStatus~0 |old(~myStatus~0)|)) (not (<= (+ ~NP~0 4) ~MPR1~0)) (not (= |old(~compRegistered~0)| 0)) (not (= ~NP~0 |old(~s~0)|))) [2020-09-21 12:25:50,601 INFO L268 CegarLoopResult]: For program point L237(lines 237 243) no Hoare annotation was computed. [2020-09-21 12:25:50,601 INFO L268 CegarLoopResult]: For program point KbFilter_PnPFINAL(lines 79 292) no Hoare annotation was computed. [2020-09-21 12:25:50,601 INFO L264 CegarLoopResult]: At program point L262(lines 262 263) the Hoare annotation is: (or (= ~pended~0 1) (not (<= (+ ~NP~0 4) ~MPR1~0)) (not (= |old(~compRegistered~0)| 0)) (not (= ~NP~0 |old(~s~0)|)) (and (= ~compRegistered~0 0) (= ~SKIP1~0 ~s~0))) [2020-09-21 12:25:50,601 INFO L268 CegarLoopResult]: For program point L262-1(lines 262 263) no Hoare annotation was computed. [2020-09-21 12:25:50,601 INFO L268 CegarLoopResult]: For program point L163(lines 163 270) no Hoare annotation was computed. [2020-09-21 12:25:50,602 INFO L268 CegarLoopResult]: For program point L130(lines 130 281) no Hoare annotation was computed. [2020-09-21 12:25:50,602 INFO L268 CegarLoopResult]: For program point L221(lines 221 227) no Hoare annotation was computed. [2020-09-21 12:25:50,602 INFO L268 CegarLoopResult]: For program point L180(lines 180 186) no Hoare annotation was computed. [2020-09-21 12:25:50,602 INFO L268 CegarLoopResult]: For program point L180-1(lines 175 187) no Hoare annotation was computed. [2020-09-21 12:25:50,602 INFO L268 CegarLoopResult]: For program point L205(lines 205 211) no Hoare annotation was computed. [2020-09-21 12:25:50,602 INFO L268 CegarLoopResult]: For program point L139(lines 139 278) no Hoare annotation was computed. [2020-09-21 12:25:50,602 INFO L268 CegarLoopResult]: For program point L106(lines 106 289) no Hoare annotation was computed. [2020-09-21 12:25:50,602 INFO L268 CegarLoopResult]: For program point L197(lines 197 203) no Hoare annotation was computed. [2020-09-21 12:25:50,602 INFO L268 CegarLoopResult]: For program point L197-2(lines 170 266) no Hoare annotation was computed. [2020-09-21 12:25:50,603 INFO L264 CegarLoopResult]: At program point L247(line 247) the Hoare annotation is: (or (= ~pended~0 1) (not (<= (+ ~NP~0 4) ~MPR1~0)) (not (= |old(~compRegistered~0)| 0)) (not (= ~NP~0 |old(~s~0)|)) (and (= ~compRegistered~0 0) (= ~SKIP1~0 ~s~0))) [2020-09-21 12:25:50,603 INFO L268 CegarLoopResult]: For program point L247-1(line 247) no Hoare annotation was computed. [2020-09-21 12:25:50,603 INFO L268 CegarLoopResult]: For program point L148(lines 148 275) no Hoare annotation was computed. [2020-09-21 12:25:50,603 INFO L268 CegarLoopResult]: For program point L115(lines 115 286) no Hoare annotation was computed. [2020-09-21 12:25:50,603 INFO L268 CegarLoopResult]: For program point L206(lines 206 210) no Hoare annotation was computed. [2020-09-21 12:25:50,603 INFO L264 CegarLoopResult]: At program point L107(lines 106 289) the Hoare annotation is: (or (= ~pended~0 1) (and (= ~lowerDriverReturn~0 |old(~lowerDriverReturn~0)|) (= ~setEventCalled~0 |old(~setEventCalled~0)|) (= ~compRegistered~0 0) (= |old(~customIrp~0)| ~customIrp~0) (= ~s~0 |old(~s~0)|) (= ~myStatus~0 |old(~myStatus~0)|)) (not (<= (+ ~NP~0 4) ~MPR1~0)) (not (= |old(~compRegistered~0)| 0)) (not (= ~NP~0 |old(~s~0)|))) [2020-09-21 12:25:50,603 INFO L264 CegarLoopResult]: At program point L231(lines 231 232) the Hoare annotation is: (or (= ~pended~0 1) (not (<= (+ ~NP~0 4) ~MPR1~0)) (not (= |old(~compRegistered~0)| 0)) (not (= ~NP~0 |old(~s~0)|)) (and (= ~compRegistered~0 0) (= ~SKIP1~0 ~s~0))) [2020-09-21 12:25:50,603 INFO L268 CegarLoopResult]: For program point L231-1(lines 231 232) no Hoare annotation was computed. [2020-09-21 12:25:50,604 INFO L264 CegarLoopResult]: At program point L256(line 256) the Hoare annotation is: (or (= ~pended~0 1) (not (<= (+ ~NP~0 4) ~MPR1~0)) (not (= |old(~compRegistered~0)| 0)) (not (= ~NP~0 |old(~s~0)|))) [2020-09-21 12:25:50,604 INFO L268 CegarLoopResult]: For program point L256-1(lines 252 258) no Hoare annotation was computed. [2020-09-21 12:25:50,604 INFO L268 CegarLoopResult]: For program point L157(lines 157 272) no Hoare annotation was computed. [2020-09-21 12:25:50,604 INFO L268 CegarLoopResult]: For program point L124(lines 124 283) no Hoare annotation was computed. [2020-09-21 12:25:50,604 INFO L264 CegarLoopResult]: At program point L182(line 182) the Hoare annotation is: (or (= ~pended~0 1) (not (<= (+ ~NP~0 4) ~MPR1~0)) (not (= |old(~compRegistered~0)| 0)) (not (= ~NP~0 |old(~s~0)|))) [2020-09-21 12:25:50,604 INFO L264 CegarLoopResult]: At program point L199(lines 199 201) the Hoare annotation is: (let ((.cse0 (= ~setEventCalled~0 1)) (.cse1 (<= 1 ~compRegistered~0))) (or (= ~pended~0 1) (not (<= (+ ~NP~0 4) ~MPR1~0)) (not (= |old(~compRegistered~0)| 0)) (not (= ~NP~0 |old(~s~0)|)) (and (= ~MPR3~0 ~s~0) .cse0 (= KbFilter_PnP_~status~0 259) .cse1 (<= 259 KbFilter_PnP_~__cil_tmp23~0) (<= KbFilter_PnP_~__cil_tmp23~0 259)) (and .cse0 (= ~s~0 ~NP~0) .cse1))) [2020-09-21 12:25:50,604 INFO L268 CegarLoopResult]: For program point L166(lines 166 269) no Hoare annotation was computed. [2020-09-21 12:25:50,604 INFO L268 CegarLoopResult]: For program point L199-1(lines 199 201) no Hoare annotation was computed. [2020-09-21 12:25:50,605 INFO L268 CegarLoopResult]: For program point L133(lines 133 280) no Hoare annotation was computed. [2020-09-21 12:25:50,605 INFO L264 CegarLoopResult]: At program point L216(line 216) the Hoare annotation is: (or (= ~pended~0 1) (not (<= (+ ~NP~0 4) ~MPR1~0)) (= ~s~0 ~NP~0) (not (= |old(~compRegistered~0)| 0)) (not (= ~NP~0 |old(~s~0)|))) [2020-09-21 12:25:50,605 INFO L264 CegarLoopResult]: At program point L241(line 241) the Hoare annotation is: (or (= ~pended~0 1) (not (<= (+ ~NP~0 4) ~MPR1~0)) (not (= |old(~compRegistered~0)| 0)) (not (= ~NP~0 |old(~s~0)|))) [2020-09-21 12:25:50,605 INFO L268 CegarLoopResult]: For program point L241-1(lines 237 243) no Hoare annotation was computed. [2020-09-21 12:25:50,605 INFO L268 CegarLoopResult]: For program point L175(lines 175 187) no Hoare annotation was computed. [2020-09-21 12:25:50,605 INFO L268 CegarLoopResult]: For program point L142(lines 142 277) no Hoare annotation was computed. [2020-09-21 12:25:50,605 INFO L268 CegarLoopResult]: For program point L109(lines 109 288) no Hoare annotation was computed. [2020-09-21 12:25:50,649 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.09 12:25:50 BoogieIcfgContainer [2020-09-21 12:25:50,649 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-21 12:25:50,651 INFO L168 Benchmark]: Toolchain (without parser) took 33084.14 ms. Allocated memory was 138.4 MB in the beginning and 607.1 MB in the end (delta: 468.7 MB). Free memory was 100.6 MB in the beginning and 535.5 MB in the end (delta: -434.9 MB). Peak memory consumption was 448.8 MB. Max. memory is 7.1 GB. [2020-09-21 12:25:50,652 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 138.4 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2020-09-21 12:25:50,653 INFO L168 Benchmark]: CACSL2BoogieTranslator took 684.38 ms. Allocated memory was 138.4 MB in the beginning and 202.4 MB in the end (delta: 64.0 MB). Free memory was 99.9 MB in the beginning and 175.0 MB in the end (delta: -75.1 MB). Peak memory consumption was 28.1 MB. Max. memory is 7.1 GB. [2020-09-21 12:25:50,654 INFO L168 Benchmark]: Boogie Preprocessor took 141.35 ms. Allocated memory is still 202.4 MB. Free memory was 175.0 MB in the beginning and 171.5 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 7.1 GB. [2020-09-21 12:25:50,654 INFO L168 Benchmark]: RCFGBuilder took 1076.36 ms. Allocated memory is still 202.4 MB. Free memory was 171.5 MB in the beginning and 100.2 MB in the end (delta: 71.4 MB). Peak memory consumption was 71.4 MB. Max. memory is 7.1 GB. [2020-09-21 12:25:50,655 INFO L168 Benchmark]: TraceAbstraction took 31172.17 ms. Allocated memory was 202.4 MB in the beginning and 607.1 MB in the end (delta: 404.8 MB). Free memory was 99.5 MB in the beginning and 535.5 MB in the end (delta: -436.0 MB). Peak memory consumption was 383.7 MB. Max. memory is 7.1 GB. [2020-09-21 12:25:50,658 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 138.4 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 684.38 ms. Allocated memory was 138.4 MB in the beginning and 202.4 MB in the end (delta: 64.0 MB). Free memory was 99.9 MB in the beginning and 175.0 MB in the end (delta: -75.1 MB). Peak memory consumption was 28.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 141.35 ms. Allocated memory is still 202.4 MB. Free memory was 175.0 MB in the beginning and 171.5 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1076.36 ms. Allocated memory is still 202.4 MB. Free memory was 171.5 MB in the beginning and 100.2 MB in the end (delta: 71.4 MB). Peak memory consumption was 71.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 31172.17 ms. Allocated memory was 202.4 MB in the beginning and 607.1 MB in the end (delta: 404.8 MB). Free memory was 99.5 MB in the beginning and 535.5 MB in the end (delta: -436.0 MB). Peak memory consumption was 383.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1011]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 420]: Loop Invariant Derived loop invariant: (((((!(\old(s) == \old(MPR3)) || \old(pended) == 1) || !(\old(SKIP1) == \old(s))) || !(\old(compRegistered) == 0)) || !(\old(s) == \old(MPR1))) || !(\old(s) == \old(NP))) || !(pended == 1) - InvariantResult [Line: 373]: Loop Invariant Derived loop invariant: (((((!(\old(s) == \old(MPR3)) || \old(pended) == 1) || !(\old(SKIP1) == \old(s))) || !(\old(compRegistered) == 0)) || !(\old(s) == \old(MPR1))) || !(\old(s) == \old(NP))) || !(pended == 1) - InvariantResult [Line: 865]: Loop Invariant Derived loop invariant: ((pended == 1 || (((lowerDriverReturn == \old(lowerDriverReturn) && setEventCalled == \old(setEventCalled)) && s == \old(s)) && myStatus == \old(myStatus))) || !(NP == \old(s))) || !(compRegistered == 0) - InvariantResult [Line: 170]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: ((pended == 1 || ((lowerDriverReturn == \old(lowerDriverReturn) && setEventCalled == \old(setEventCalled)) && SKIP1 == s)) || !(SKIP1 == \old(s))) || !(compRegistered == 0) - InvariantResult [Line: 881]: Loop Invariant Derived loop invariant: ((pended == 1 || (((lowerDriverReturn == \old(lowerDriverReturn) && setEventCalled == \old(setEventCalled)) && s == \old(s)) && myStatus == \old(myStatus))) || !(NP == \old(s))) || !(compRegistered == 0) - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: (((pended == 1 || ((lowerDriverReturn == \old(lowerDriverReturn) && setEventCalled == \old(setEventCalled)) && SKIP1 == s)) || !(SKIP1 == \old(s))) || !(compRegistered == 0)) && ((((!(1 <= compRegistered) || pended == 1) || !(NP + 4 <= MPR1)) || !(NP == \old(s))) || ((MPR1 == s && setEventCalled == 1) && __cil_tmp7 + 1073741802 == 0)) - InvariantResult [Line: 366]: Loop Invariant Derived loop invariant: (((((!(\old(s) == \old(MPR3)) || \old(pended) == 1) || !(\old(SKIP1) == \old(s))) || !(\old(compRegistered) == 0)) || !(\old(s) == \old(MPR1))) || !(\old(s) == \old(NP))) || ((compRegistered == 0 && s == NP) && !(pended == 1)) - InvariantResult [Line: 774]: Loop Invariant Derived loop invariant: ((pended == 1 || ((lowerDriverReturn == \old(lowerDriverReturn) && setEventCalled == \old(setEventCalled)) && SKIP1 == s)) || !(SKIP1 == \old(s))) || !(compRegistered == 0) - InvariantResult [Line: 636]: Loop Invariant Derived loop invariant: ((pended == 1 || (((lowerDriverReturn == \old(lowerDriverReturn) && setEventCalled == \old(setEventCalled)) && s == \old(s)) && myStatus == \old(myStatus))) || !(NP == \old(s))) || !(compRegistered == 0) - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: (((pended == 1 || (((((lowerDriverReturn == \old(lowerDriverReturn) && setEventCalled == \old(setEventCalled)) && compRegistered == 0) && \old(customIrp) == customIrp) && s == \old(s)) && myStatus == \old(myStatus))) || !(NP + 4 <= MPR1)) || !(\old(compRegistered) == 0)) || !(NP == \old(s)) - InvariantResult [Line: 698]: Loop Invariant Derived loop invariant: ((pended == 1 || ((lowerDriverReturn == \old(lowerDriverReturn) && setEventCalled == \old(setEventCalled)) && s == \old(s))) || !(NP == \old(s))) || !(compRegistered == 0) - InvariantResult [Line: 112]: Loop Invariant Derived loop invariant: (((pended == 1 || (((((lowerDriverReturn == \old(lowerDriverReturn) && setEventCalled == \old(setEventCalled)) && compRegistered == 0) && \old(customIrp) == customIrp) && s == \old(s)) && myStatus == \old(myStatus))) || !(NP + 4 <= MPR1)) || !(\old(compRegistered) == 0)) || !(NP == \old(s)) - InvariantResult [Line: 486]: Loop Invariant Derived loop invariant: (((pended == 1 || ((lowerDriverReturn == \old(lowerDriverReturn) && setEventCalled == \old(setEventCalled)) && SKIP1 == s)) || !(SKIP1 == \old(s))) || !(compRegistered == 0)) && (((((!(1 <= compRegistered) || pended == 1) || (((MPR1 == s && setEventCalled == 1) && 259 == returnVal2) && __cil_tmp7 + 1073741802 == 0)) || !(NP + 4 <= MPR1)) || !(NP == \old(s))) || (((returnVal2 <= 0 && MPR1 == s) && setEventCalled == 1) && __cil_tmp7 + 1073741802 == 0)) - InvariantResult [Line: 873]: Loop Invariant Derived loop invariant: ((pended == 1 || (((lowerDriverReturn == \old(lowerDriverReturn) && setEventCalled == \old(setEventCalled)) && s == \old(s)) && myStatus == \old(myStatus))) || !(NP == \old(s))) || !(compRegistered == 0) - InvariantResult [Line: 601]: Loop Invariant Derived loop invariant: (((((!(1 <= compRegistered) || pended == 1) || !(\old(setEventCalled) == 1)) || !(NP + 4 <= MPR1)) || (s == NP && !(pended == 1))) || !(MPR3 == \old(s))) && (((((!(1 <= compRegistered) || pended == 1) || !(\old(setEventCalled) == 1)) || !(NP + 4 <= MPR1)) || (s == NP && !(pended == 1))) || !(NP == \old(s))) - InvariantResult [Line: 603]: Loop Invariant Derived loop invariant: (((((!(1 <= compRegistered) || pended == 1) || !(\old(setEventCalled) == 1)) || !(NP + 4 <= MPR1)) || (s == NP && !(pended == 1))) || !(MPR3 == \old(s))) && (((((!(1 <= compRegistered) || pended == 1) || !(\old(setEventCalled) == 1)) || !(NP + 4 <= MPR1)) || (s == NP && !(pended == 1))) || !(NP == \old(s))) - InvariantResult [Line: 361]: Loop Invariant Derived loop invariant: (((((!(\old(s) == \old(MPR3)) || \old(pended) == 1) || !(\old(SKIP1) == \old(s))) || (((compRegistered == 0 && s == NP) && NP + 4 <= MPR1) && !(pended == 1))) || !(\old(compRegistered) == 0)) || !(\old(s) == \old(MPR1))) || !(\old(s) == \old(NP)) - InvariantResult [Line: 106]: Loop Invariant Derived loop invariant: (((pended == 1 || (((((lowerDriverReturn == \old(lowerDriverReturn) && setEventCalled == \old(setEventCalled)) && compRegistered == 0) && \old(customIrp) == customIrp) && s == \old(s)) && myStatus == \old(myStatus))) || !(NP + 4 <= MPR1)) || !(\old(compRegistered) == 0)) || !(NP == \old(s)) - InvariantResult [Line: 430]: Loop Invariant Derived loop invariant: (((((!(\old(s) == \old(MPR3)) || \old(pended) == 1) || !(\old(SKIP1) == \old(s))) || !(\old(compRegistered) == 0)) || !(\old(s) == \old(MPR1))) || !(\old(s) == \old(NP))) || !(pended == 1) - InvariantResult [Line: 639]: Loop Invariant Derived loop invariant: ((pended == 1 || (((lowerDriverReturn == \old(lowerDriverReturn) && setEventCalled == \old(setEventCalled)) && s == \old(s)) && myStatus == \old(myStatus))) || !(NP == \old(s))) || !(compRegistered == 0) - InvariantResult [Line: 697]: Loop Invariant Derived loop invariant: ((pended == 1 || ((lowerDriverReturn == \old(lowerDriverReturn) && setEventCalled == \old(setEventCalled)) && s == \old(s))) || !(NP == \old(s))) || !(compRegistered == 0) - InvariantResult [Line: 412]: Loop Invariant Derived loop invariant: (((((!(\old(s) == \old(MPR3)) || \old(pended) == 1) || !(\old(SKIP1) == \old(s))) || !(\old(compRegistered) == 0)) || !(\old(s) == \old(MPR1))) || !(\old(s) == \old(NP))) || !(pended == 1) - InvariantResult [Line: 751]: Loop Invariant Derived loop invariant: ((pended == 1 || ((lowerDriverReturn == \old(lowerDriverReturn) && setEventCalled == \old(setEventCalled)) && SKIP1 == s)) || !(SKIP1 == \old(s))) || !(compRegistered == 0) - InvariantResult [Line: 579]: Loop Invariant Derived loop invariant: (((((!(1 <= compRegistered) || pended == 1) || !(\old(setEventCalled) == 1)) || !(NP + 4 <= MPR1)) || !(NP == \old(s))) || ((setEventCalled == \old(setEventCalled) && \old(customIrp) == customIrp) && s == \old(s))) && ((((!(1 <= compRegistered) || pended == 1) || !(\old(setEventCalled) == 1)) || !(NP + 4 <= MPR1)) || !(MPR3 == \old(s))) - InvariantResult [Line: 356]: Loop Invariant Derived loop invariant: (((((!(\old(s) == \old(MPR3)) || \old(pended) == 1) || !(\old(SKIP1) == \old(s))) || !(\old(compRegistered) == 0)) || !(\old(s) == \old(MPR1))) || !(\old(s) == \old(NP))) || ((compRegistered == 0 && s == NP) && !(pended == 1)) - InvariantResult [Line: 509]: Loop Invariant Derived loop invariant: (((pended == 1 || ((lowerDriverReturn == \old(lowerDriverReturn) && setEventCalled == \old(setEventCalled)) && SKIP1 == s)) || !(SKIP1 == \old(s))) || !(compRegistered == 0)) && ((((!(1 <= compRegistered) || pended == 1) || !(NP + 4 <= MPR1)) || !(NP == \old(s))) || ((MPR1 == s && setEventCalled == 1) && __cil_tmp7 + 1073741802 == 0)) - InvariantResult [Line: 889]: Loop Invariant Derived loop invariant: ((pended == 1 || (((lowerDriverReturn == \old(lowerDriverReturn) && setEventCalled == \old(setEventCalled)) && s == \old(s)) && myStatus == \old(myStatus))) || !(NP == \old(s))) || !(compRegistered == 0) - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: (((((!(\old(s) == \old(MPR3)) || \old(pended) == 1) || !(\old(SKIP1) == \old(s))) || !(\old(compRegistered) == 0)) || !(\old(s) == \old(MPR1))) || !(\old(s) == \old(NP))) || !(pended == 1) - InvariantResult [Line: 767]: Loop Invariant Derived loop invariant: ((pended == 1 || ((lowerDriverReturn == \old(lowerDriverReturn) && setEventCalled == \old(setEventCalled)) && SKIP1 == s)) || !(SKIP1 == \old(s))) || !(compRegistered == 0) - InvariantResult [Line: 507]: Loop Invariant Derived loop invariant: (((pended == 1 || ((lowerDriverReturn == \old(lowerDriverReturn) && setEventCalled == \old(setEventCalled)) && SKIP1 == s)) || !(SKIP1 == \old(s))) || !(compRegistered == 0)) && ((((!(1 <= compRegistered) || pended == 1) || !(NP + 4 <= MPR1)) || !(NP == \old(s))) || ((MPR1 == s && setEventCalled == 1) && __cil_tmp7 + 1073741802 == 0)) - InvariantResult [Line: 371]: Loop Invariant Derived loop invariant: (((((!(\old(s) == \old(MPR3)) || \old(pended) == 1) || !(\old(SKIP1) == \old(s))) || !(\old(compRegistered) == 0)) || !(\old(s) == \old(MPR1))) || !(\old(s) == \old(NP))) || ((compRegistered == 0 && s == NP) && !(pended == 1)) - InvariantResult [Line: 115]: Loop Invariant Derived loop invariant: (((pended == 1 || (((((lowerDriverReturn == \old(lowerDriverReturn) && setEventCalled == \old(setEventCalled)) && compRegistered == 0) && \old(customIrp) == customIrp) && s == \old(s)) && myStatus == \old(myStatus))) || !(NP + 4 <= MPR1)) || !(\old(compRegistered) == 0)) || !(NP == \old(s)) - InvariantResult [Line: 351]: Loop Invariant Derived loop invariant: (((((!(\old(s) == \old(MPR3)) || \old(pended) == 1) || !(\old(SKIP1) == \old(s))) || !(\old(compRegistered) == 0)) || !(\old(s) == \old(MPR1))) || !(\old(s) == \old(NP))) || ((compRegistered == 0 && s == NP) && !(pended == 1)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 18 procedures, 239 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 23.8s, OverallIterations: 14, TraceHistogramMax: 1, AutomataDifference: 6.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 7.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1706 SDtfs, 1964 SDslu, 1929 SDs, 0 SdLazy, 3461 SolverSat, 487 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 250 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 2.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=239occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 14 MinimizatonAttempts, 112 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 84 LocationsWithAnnotation, 306 PreInvPairs, 378 NumberOfFragments, 2522 HoareAnnotationTreeSize, 306 FomulaSimplifications, 3732 FormulaSimplificationTreeSizeReduction, 2.2s HoareSimplificationTime, 84 FomulaSimplificationsInter, 2855 FormulaSimplificationTreeSizeReductionInter, 4.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 15.5s InterpolantComputationTime, 709 NumberOfCodeBlocks, 709 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 695 ConstructedInterpolants, 0 QuantifiedInterpolants, 151733 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...