/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks SMT_FEATURE_HEURISTIC --traceabstraction.assert.codeblocks.term.scoring.heuristic NUM_VARIABLES --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 4 -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-d623d84 [2020-07-20 17:11:26,320 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 17:11:26,323 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 17:11:26,338 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 17:11:26,339 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 17:11:26,340 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 17:11:26,342 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 17:11:26,344 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 17:11:26,346 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 17:11:26,347 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 17:11:26,348 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 17:11:26,349 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 17:11:26,349 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 17:11:26,350 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 17:11:26,351 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 17:11:26,353 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 17:11:26,353 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 17:11:26,356 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 17:11:26,358 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 17:11:26,360 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 17:11:26,362 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 17:11:26,363 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 17:11:26,364 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 17:11:26,365 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 17:11:26,368 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-20 17:11:26,368 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-20 17:11:26,368 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-20 17:11:26,369 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-20 17:11:26,370 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-20 17:11:26,371 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-20 17:11:26,371 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-20 17:11:26,372 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-20 17:11:26,373 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-20 17:11:26,375 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-20 17:11:26,377 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-20 17:11:26,377 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-20 17:11:26,382 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-20 17:11:26,383 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-20 17:11:26,383 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 17:11:26,384 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 17:11:26,386 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 17:11:26,388 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-20 17:11:26,415 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 17:11:26,415 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 17:11:26,417 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 17:11:26,418 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 17:11:26,418 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 17:11:26,418 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 17:11:26,418 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 17:11:26,419 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 17:11:26,419 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 17:11:26,419 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 17:11:26,420 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 17:11:26,420 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 17:11:26,421 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 17:11:26,421 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 17:11:26,421 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 17:11:26,422 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 17:11:26,422 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 17:11:26,422 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 17:11:26,422 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 17:11:26,422 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 17:11:26,423 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 17:11:26,423 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 17:11:26,424 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 17:11:26,424 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 17:11:26,424 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 17:11:26,424 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 17:11:26,424 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 17:11:26,425 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 17:11:26,425 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 17:11:26,425 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 -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> SMT_FEATURE_HEURISTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> NUM_VARIABLES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 4 [2020-07-20 17:11:26,801 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 17:11:26,818 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 17:11:26,822 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 17:11:26,824 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 17:11:26,825 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 17:11:26,825 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl2.cil-1.c [2020-07-20 17:11:26,908 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b431ee84b/bd4be5135dbb49f4b8635d2038d50e62/FLAG55387c4d2 [2020-07-20 17:11:27,480 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 17:11:27,481 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl2.cil-1.c [2020-07-20 17:11:27,510 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b431ee84b/bd4be5135dbb49f4b8635d2038d50e62/FLAG55387c4d2 [2020-07-20 17:11:27,741 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b431ee84b/bd4be5135dbb49f4b8635d2038d50e62 [2020-07-20 17:11:27,754 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 17:11:27,759 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 17:11:27,760 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 17:11:27,760 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 17:11:27,765 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 17:11:27,766 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 05:11:27" (1/1) ... [2020-07-20 17:11:27,770 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bcc4e8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 05:11:27, skipping insertion in model container [2020-07-20 17:11:27,770 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 05:11:27" (1/1) ... [2020-07-20 17:11:27,780 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 17:11:27,848 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 17:11:28,163 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 17:11:28,169 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 17:11:28,386 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 17:11:28,413 INFO L208 MainTranslator]: Completed translation [2020-07-20 17:11:28,414 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 05:11:28 WrapperNode [2020-07-20 17:11:28,414 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 17:11:28,415 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 17:11:28,415 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 17:11:28,415 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 17:11:28,431 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 05:11:28" (1/1) ... [2020-07-20 17:11:28,431 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 05:11:28" (1/1) ... [2020-07-20 17:11:28,448 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 05:11:28" (1/1) ... [2020-07-20 17:11:28,449 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 05:11:28" (1/1) ... [2020-07-20 17:11:28,470 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 05:11:28" (1/1) ... [2020-07-20 17:11:28,483 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 05:11:28" (1/1) ... [2020-07-20 17:11:28,488 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 05:11:28" (1/1) ... [2020-07-20 17:11:28,497 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 17:11:28,498 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 17:11:28,499 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 17:11:28,499 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 17:11:28,500 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 05:11:28" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2020-07-20 17:11:28,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 17:11:28,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 17:11:28,568 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2020-07-20 17:11:28,568 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2020-07-20 17:11:28,569 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_PnP [2020-07-20 17:11:28,569 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 17:11:28,569 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2020-07-20 17:11:28,569 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2020-07-20 17:11:28,569 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2020-07-20 17:11:28,570 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2020-07-20 17:11:28,570 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2020-07-20 17:11:28,570 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_Complete [2020-07-20 17:11:28,570 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_CreateClose [2020-07-20 17:11:28,570 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_DispatchPassThrough [2020-07-20 17:11:28,571 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_Power [2020-07-20 17:11:28,571 INFO L138 BoogieDeclarations]: Found implementation of procedure PoCallDriver [2020-07-20 17:11:28,571 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_InternIoCtl [2020-07-20 17:11:28,571 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2020-07-20 17:11:28,572 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 17:11:28,572 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2020-07-20 17:11:28,572 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 17:11:28,572 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2020-07-20 17:11:28,573 INFO L130 BoogieDeclarations]: Found specification of procedure PoCallDriver [2020-07-20 17:11:28,573 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_PnP [2020-07-20 17:11:28,573 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2020-07-20 17:11:28,573 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2020-07-20 17:11:28,573 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2020-07-20 17:11:28,574 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_Complete [2020-07-20 17:11:28,574 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_CreateClose [2020-07-20 17:11:28,574 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_DispatchPassThrough [2020-07-20 17:11:28,574 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_Power [2020-07-20 17:11:28,574 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_InternIoCtl [2020-07-20 17:11:28,574 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2020-07-20 17:11:28,575 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2020-07-20 17:11:28,575 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2020-07-20 17:11:28,575 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2020-07-20 17:11:28,576 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 17:11:28,576 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2020-07-20 17:11:28,576 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 17:11:28,576 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 17:11:28,857 WARN L775 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-07-20 17:11:29,027 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2020-07-20 17:11:29,028 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2020-07-20 17:11:29,056 WARN L775 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-07-20 17:11:29,184 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume false; [2020-07-20 17:11:29,185 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !false; [2020-07-20 17:11:29,186 WARN L775 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-07-20 17:11:29,250 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2020-07-20 17:11:29,251 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2020-07-20 17:11:29,269 WARN L775 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-07-20 17:11:29,348 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2020-07-20 17:11:29,349 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2020-07-20 17:11:29,462 WARN L775 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-07-20 17:11:29,483 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2020-07-20 17:11:29,483 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2020-07-20 17:11:29,510 WARN L775 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-07-20 17:11:29,637 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##43: assume false; [2020-07-20 17:11:29,637 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##44: assume !false; [2020-07-20 17:11:29,658 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 17:11:29,659 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-07-20 17:11:29,667 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 05:11:29 BoogieIcfgContainer [2020-07-20 17:11:29,667 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 17:11:29,669 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 17:11:29,669 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 17:11:29,674 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 17:11:29,674 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 05:11:27" (1/3) ... [2020-07-20 17:11:29,675 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40519be1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 05:11:29, skipping insertion in model container [2020-07-20 17:11:29,676 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 05:11:28" (2/3) ... [2020-07-20 17:11:29,676 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40519be1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 05:11:29, skipping insertion in model container [2020-07-20 17:11:29,676 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 05:11:29" (3/3) ... [2020-07-20 17:11:29,679 INFO L109 eAbstractionObserver]: Analyzing ICFG kbfiltr_simpl2.cil-1.c [2020-07-20 17:11:29,693 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-20 17:11:29,704 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 17:11:29,722 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 17:11:29,756 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 17:11:29,756 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 17:11:29,756 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-20 17:11:29,756 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 17:11:29,757 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 17:11:29,757 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 17:11:29,757 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 17:11:29,757 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 17:11:29,789 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states. [2020-07-20 17:11:29,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-07-20 17:11:29,800 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 17:11:29,801 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] [2020-07-20 17:11:29,802 INFO L427 AbstractCegarLoop]: === Iteration 1 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 17:11:29,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 17:11:29,811 INFO L82 PathProgramCache]: Analyzing trace with hash 1712773315, now seen corresponding path program 1 times [2020-07-20 17:11:29,822 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 17:11:29,823 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1362834932] [2020-07-20 17:11:29,824 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 17:11:30,016 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 1 check-sat command(s) [2020-07-20 17:11:30,017 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 17:11:30,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-20 17:11:30,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 17:11:30,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 17:11:30,076 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 17:11:30,077 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1362834932] [2020-07-20 17:11:30,078 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 17:11:30,078 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 17:11:30,080 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2073897578] [2020-07-20 17:11:30,086 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 17:11:30,087 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 17:11:30,101 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 17:11:30,102 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 17:11:30,104 INFO L87 Difference]: Start difference. First operand 239 states. Second operand 3 states. [2020-07-20 17:11:30,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 17:11:30,437 INFO L93 Difference]: Finished difference Result 395 states and 593 transitions. [2020-07-20 17:11:30,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 17:11:30,442 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2020-07-20 17:11:30,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 17:11:30,483 INFO L225 Difference]: With dead ends: 395 [2020-07-20 17:11:30,483 INFO L226 Difference]: Without dead ends: 228 [2020-07-20 17:11:30,498 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 17:11:30,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2020-07-20 17:11:30,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 228. [2020-07-20 17:11:30,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 228 states. [2020-07-20 17:11:30,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 322 transitions. [2020-07-20 17:11:30,659 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 322 transitions. Word has length 20 [2020-07-20 17:11:30,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 17:11:30,662 INFO L479 AbstractCegarLoop]: Abstraction has 228 states and 322 transitions. [2020-07-20 17:11:30,662 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 17:11:30,664 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 322 transitions. [2020-07-20 17:11:30,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-07-20 17:11:30,668 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 17:11:30,669 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] [2020-07-20 17:11:30,883 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 17:11:30,884 INFO L427 AbstractCegarLoop]: === Iteration 2 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 17:11:30,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 17:11:30,885 INFO L82 PathProgramCache]: Analyzing trace with hash -1840561730, now seen corresponding path program 1 times [2020-07-20 17:11:30,886 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 17:11:30,886 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1978978213] [2020-07-20 17:11:30,887 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 17:11:31,014 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 2 check-sat command(s) [2020-07-20 17:11:31,015 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 17:11:31,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-20 17:11:31,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 17:11:31,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 17:11:31,061 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 17:11:31,061 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1978978213] [2020-07-20 17:11:31,061 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 17:11:31,062 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 17:11:31,062 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338998677] [2020-07-20 17:11:31,064 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 17:11:31,064 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 17:11:31,065 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 17:11:31,065 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 17:11:31,065 INFO L87 Difference]: Start difference. First operand 228 states and 322 transitions. Second operand 3 states. [2020-07-20 17:11:31,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 17:11:31,277 INFO L93 Difference]: Finished difference Result 366 states and 502 transitions. [2020-07-20 17:11:31,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 17:11:31,279 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2020-07-20 17:11:31,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 17:11:31,286 INFO L225 Difference]: With dead ends: 366 [2020-07-20 17:11:31,287 INFO L226 Difference]: Without dead ends: 308 [2020-07-20 17:11:31,290 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 17:11:31,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 308 states. [2020-07-20 17:11:31,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 308 to 295. [2020-07-20 17:11:31,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 295 states. [2020-07-20 17:11:31,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 295 states and 404 transitions. [2020-07-20 17:11:31,326 INFO L78 Accepts]: Start accepts. Automaton has 295 states and 404 transitions. Word has length 28 [2020-07-20 17:11:31,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 17:11:31,327 INFO L479 AbstractCegarLoop]: Abstraction has 295 states and 404 transitions. [2020-07-20 17:11:31,327 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 17:11:31,327 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 404 transitions. [2020-07-20 17:11:31,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-07-20 17:11:31,329 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 17:11:31,329 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] [2020-07-20 17:11:31,541 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 17:11:31,543 INFO L427 AbstractCegarLoop]: === Iteration 3 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 17:11:31,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 17:11:31,543 INFO L82 PathProgramCache]: Analyzing trace with hash -919522484, now seen corresponding path program 1 times [2020-07-20 17:11:31,544 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 17:11:31,544 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1964376680] [2020-07-20 17:11:31,545 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 17:11:31,722 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 17:11:31,723 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 17:11:31,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 500 conjuncts, 7 conjunts are in the unsatisfiable core [2020-07-20 17:11:31,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 17:11:31,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 17:11:31,780 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 17:11:31,780 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1964376680] [2020-07-20 17:11:31,781 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 17:11:31,781 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 17:11:31,783 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1118532] [2020-07-20 17:11:31,784 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 17:11:31,784 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 17:11:31,785 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 17:11:31,785 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 17:11:31,785 INFO L87 Difference]: Start difference. First operand 295 states and 404 transitions. Second operand 3 states. [2020-07-20 17:11:31,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 17:11:31,838 INFO L93 Difference]: Finished difference Result 472 states and 628 transitions. [2020-07-20 17:11:31,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 17:11:31,839 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2020-07-20 17:11:31,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 17:11:31,843 INFO L225 Difference]: With dead ends: 472 [2020-07-20 17:11:31,843 INFO L226 Difference]: Without dead ends: 356 [2020-07-20 17:11:31,845 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 17:11:31,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 356 states. [2020-07-20 17:11:31,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 356 to 335. [2020-07-20 17:11:31,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 335 states. [2020-07-20 17:11:31,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 335 states and 455 transitions. [2020-07-20 17:11:31,880 INFO L78 Accepts]: Start accepts. Automaton has 335 states and 455 transitions. Word has length 28 [2020-07-20 17:11:31,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 17:11:31,880 INFO L479 AbstractCegarLoop]: Abstraction has 335 states and 455 transitions. [2020-07-20 17:11:31,881 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 17:11:31,881 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 455 transitions. [2020-07-20 17:11:31,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-07-20 17:11:31,884 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 17:11:31,884 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] [2020-07-20 17:11:32,098 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 17:11:32,099 INFO L427 AbstractCegarLoop]: === Iteration 4 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 17:11:32,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 17:11:32,100 INFO L82 PathProgramCache]: Analyzing trace with hash -1823384951, now seen corresponding path program 1 times [2020-07-20 17:11:32,101 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 17:11:32,101 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [966577213] [2020-07-20 17:11:32,102 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 17:11:32,211 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 2 check-sat command(s) [2020-07-20 17:11:32,212 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 17:11:32,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 7 conjunts are in the unsatisfiable core [2020-07-20 17:11:32,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 17:11:32,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 17:11:32,234 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 17:11:32,234 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [966577213] [2020-07-20 17:11:32,235 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 17:11:32,235 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 17:11:32,235 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2094230748] [2020-07-20 17:11:32,236 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 17:11:32,236 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 17:11:32,236 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 17:11:32,237 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 17:11:32,237 INFO L87 Difference]: Start difference. First operand 335 states and 455 transitions. Second operand 3 states. [2020-07-20 17:11:32,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 17:11:32,328 INFO L93 Difference]: Finished difference Result 338 states and 457 transitions. [2020-07-20 17:11:32,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 17:11:32,329 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 38 [2020-07-20 17:11:32,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 17:11:32,332 INFO L225 Difference]: With dead ends: 338 [2020-07-20 17:11:32,333 INFO L226 Difference]: Without dead ends: 334 [2020-07-20 17:11:32,333 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 17:11:32,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 334 states. [2020-07-20 17:11:32,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 334 to 334. [2020-07-20 17:11:32,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 334 states. [2020-07-20 17:11:32,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 334 states and 452 transitions. [2020-07-20 17:11:32,356 INFO L78 Accepts]: Start accepts. Automaton has 334 states and 452 transitions. Word has length 38 [2020-07-20 17:11:32,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 17:11:32,357 INFO L479 AbstractCegarLoop]: Abstraction has 334 states and 452 transitions. [2020-07-20 17:11:32,357 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 17:11:32,357 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 452 transitions. [2020-07-20 17:11:32,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-07-20 17:11:32,362 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 17:11:32,362 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] [2020-07-20 17:11:32,576 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 17:11:32,577 INFO L427 AbstractCegarLoop]: === Iteration 5 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 17:11:32,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 17:11:32,578 INFO L82 PathProgramCache]: Analyzing trace with hash 1946925920, now seen corresponding path program 1 times [2020-07-20 17:11:32,579 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 17:11:32,579 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1682861737] [2020-07-20 17:11:32,580 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 17:11:32,742 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 17:11:32,743 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 17:11:32,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 580 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-20 17:11:32,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 17:11:32,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 17:11:32,805 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 17:11:32,805 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1682861737] [2020-07-20 17:11:32,806 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 17:11:32,806 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-20 17:11:32,806 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922674440] [2020-07-20 17:11:32,807 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-20 17:11:32,807 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 17:11:32,807 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-20 17:11:32,808 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-20 17:11:32,808 INFO L87 Difference]: Start difference. First operand 334 states and 452 transitions. Second operand 5 states. [2020-07-20 17:11:33,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 17:11:33,093 INFO L93 Difference]: Finished difference Result 482 states and 642 transitions. [2020-07-20 17:11:33,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-20 17:11:33,094 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 46 [2020-07-20 17:11:33,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 17:11:33,100 INFO L225 Difference]: With dead ends: 482 [2020-07-20 17:11:33,100 INFO L226 Difference]: Without dead ends: 400 [2020-07-20 17:11:33,101 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-20 17:11:33,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 400 states. [2020-07-20 17:11:33,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 400 to 352. [2020-07-20 17:11:33,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 352 states. [2020-07-20 17:11:33,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 352 states and 474 transitions. [2020-07-20 17:11:33,130 INFO L78 Accepts]: Start accepts. Automaton has 352 states and 474 transitions. Word has length 46 [2020-07-20 17:11:33,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 17:11:33,130 INFO L479 AbstractCegarLoop]: Abstraction has 352 states and 474 transitions. [2020-07-20 17:11:33,131 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-20 17:11:33,131 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 474 transitions. [2020-07-20 17:11:33,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-07-20 17:11:33,134 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 17:11:33,134 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] [2020-07-20 17:11:33,346 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 17:11:33,347 INFO L427 AbstractCegarLoop]: === Iteration 6 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 17:11:33,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 17:11:33,348 INFO L82 PathProgramCache]: Analyzing trace with hash 101550673, now seen corresponding path program 1 times [2020-07-20 17:11:33,348 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 17:11:33,349 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [560960225] [2020-07-20 17:11:33,349 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 17:11:33,482 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 17:11:33,482 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 17:11:33,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 581 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-20 17:11:33,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 17:11:33,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 17:11:33,505 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 17:11:33,505 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [560960225] [2020-07-20 17:11:33,506 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 17:11:33,506 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 17:11:33,506 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2030607799] [2020-07-20 17:11:33,506 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 17:11:33,507 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 17:11:33,507 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 17:11:33,508 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 17:11:33,508 INFO L87 Difference]: Start difference. First operand 352 states and 474 transitions. Second operand 3 states. [2020-07-20 17:11:33,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 17:11:33,547 INFO L93 Difference]: Finished difference Result 396 states and 522 transitions. [2020-07-20 17:11:33,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 17:11:33,547 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-07-20 17:11:33,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 17:11:33,551 INFO L225 Difference]: With dead ends: 396 [2020-07-20 17:11:33,551 INFO L226 Difference]: Without dead ends: 332 [2020-07-20 17:11:33,556 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 43 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 17:11:33,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 332 states. [2020-07-20 17:11:33,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 332 to 311. [2020-07-20 17:11:33,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 311 states. [2020-07-20 17:11:33,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 311 states and 415 transitions. [2020-07-20 17:11:33,583 INFO L78 Accepts]: Start accepts. Automaton has 311 states and 415 transitions. Word has length 46 [2020-07-20 17:11:33,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 17:11:33,584 INFO L479 AbstractCegarLoop]: Abstraction has 311 states and 415 transitions. [2020-07-20 17:11:33,584 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 17:11:33,584 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 415 transitions. [2020-07-20 17:11:33,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-07-20 17:11:33,586 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 17:11:33,588 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] [2020-07-20 17:11:33,799 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 17:11:33,800 INFO L427 AbstractCegarLoop]: === Iteration 7 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 17:11:33,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 17:11:33,800 INFO L82 PathProgramCache]: Analyzing trace with hash -1615603168, now seen corresponding path program 1 times [2020-07-20 17:11:33,801 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 17:11:33,802 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2054466257] [2020-07-20 17:11:33,802 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 17:11:33,925 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 2 check-sat command(s) [2020-07-20 17:11:33,926 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 17:11:33,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-20 17:11:33,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 17:11:33,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 17:11:33,977 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 17:11:33,977 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2054466257] [2020-07-20 17:11:33,977 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 17:11:33,977 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-20 17:11:33,978 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [513930756] [2020-07-20 17:11:33,978 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-20 17:11:33,979 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 17:11:33,979 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-20 17:11:33,979 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-20 17:11:33,979 INFO L87 Difference]: Start difference. First operand 311 states and 415 transitions. Second operand 5 states. [2020-07-20 17:11:34,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 17:11:34,256 INFO L93 Difference]: Finished difference Result 337 states and 443 transitions. [2020-07-20 17:11:34,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-20 17:11:34,257 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 45 [2020-07-20 17:11:34,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 17:11:34,260 INFO L225 Difference]: With dead ends: 337 [2020-07-20 17:11:34,260 INFO L226 Difference]: Without dead ends: 332 [2020-07-20 17:11:34,261 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-20 17:11:34,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 332 states. [2020-07-20 17:11:34,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 332 to 325. [2020-07-20 17:11:34,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 325 states. [2020-07-20 17:11:34,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 325 states and 431 transitions. [2020-07-20 17:11:34,324 INFO L78 Accepts]: Start accepts. Automaton has 325 states and 431 transitions. Word has length 45 [2020-07-20 17:11:34,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 17:11:34,327 INFO L479 AbstractCegarLoop]: Abstraction has 325 states and 431 transitions. [2020-07-20 17:11:34,327 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-20 17:11:34,328 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 431 transitions. [2020-07-20 17:11:34,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-07-20 17:11:34,334 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 17:11:34,335 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] [2020-07-20 17:11:34,547 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 17:11:34,549 INFO L427 AbstractCegarLoop]: === Iteration 8 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 17:11:34,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 17:11:34,549 INFO L82 PathProgramCache]: Analyzing trace with hash 1076662093, now seen corresponding path program 1 times [2020-07-20 17:11:34,550 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 17:11:34,550 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [981301000] [2020-07-20 17:11:34,551 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 17:11:34,656 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 2 check-sat command(s) [2020-07-20 17:11:34,656 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 17:11:34,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-20 17:11:34,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 17:11:34,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 17:11:34,716 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 17:11:34,717 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [981301000] [2020-07-20 17:11:34,717 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 17:11:34,717 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-20 17:11:34,717 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [326268897] [2020-07-20 17:11:34,719 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-20 17:11:34,719 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 17:11:34,719 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-20 17:11:34,722 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-20 17:11:34,722 INFO L87 Difference]: Start difference. First operand 325 states and 431 transitions. Second operand 5 states. [2020-07-20 17:11:34,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 17:11:34,969 INFO L93 Difference]: Finished difference Result 337 states and 442 transitions. [2020-07-20 17:11:34,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-20 17:11:34,971 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 46 [2020-07-20 17:11:34,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 17:11:34,975 INFO L225 Difference]: With dead ends: 337 [2020-07-20 17:11:34,975 INFO L226 Difference]: Without dead ends: 332 [2020-07-20 17:11:34,976 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-20 17:11:34,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 332 states. [2020-07-20 17:11:35,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 332 to 326. [2020-07-20 17:11:35,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 326 states. [2020-07-20 17:11:35,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 326 states and 432 transitions. [2020-07-20 17:11:35,005 INFO L78 Accepts]: Start accepts. Automaton has 326 states and 432 transitions. Word has length 46 [2020-07-20 17:11:35,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 17:11:35,005 INFO L479 AbstractCegarLoop]: Abstraction has 326 states and 432 transitions. [2020-07-20 17:11:35,006 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-20 17:11:35,006 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 432 transitions. [2020-07-20 17:11:35,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-07-20 17:11:35,008 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 17:11:35,008 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] [2020-07-20 17:11:35,222 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 17:11:35,223 INFO L427 AbstractCegarLoop]: === Iteration 9 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 17:11:35,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 17:11:35,224 INFO L82 PathProgramCache]: Analyzing trace with hash -1194379914, now seen corresponding path program 1 times [2020-07-20 17:11:35,224 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 17:11:35,224 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [103904737] [2020-07-20 17:11:35,224 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 17:11:35,361 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 17:11:35,361 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 17:11:35,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 581 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-20 17:11:35,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 17:11:35,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 17:11:35,381 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 17:11:35,381 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [103904737] [2020-07-20 17:11:35,382 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 17:11:35,382 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 17:11:35,382 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [362851804] [2020-07-20 17:11:35,382 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 17:11:35,383 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 17:11:35,383 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 17:11:35,383 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 17:11:35,383 INFO L87 Difference]: Start difference. First operand 326 states and 432 transitions. Second operand 3 states. [2020-07-20 17:11:35,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 17:11:35,426 INFO L93 Difference]: Finished difference Result 340 states and 449 transitions. [2020-07-20 17:11:35,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 17:11:35,427 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-07-20 17:11:35,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 17:11:35,429 INFO L225 Difference]: With dead ends: 340 [2020-07-20 17:11:35,429 INFO L226 Difference]: Without dead ends: 118 [2020-07-20 17:11:35,431 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 17:11:35,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2020-07-20 17:11:35,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2020-07-20 17:11:35,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 118 states. [2020-07-20 17:11:35,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 136 transitions. [2020-07-20 17:11:35,443 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 136 transitions. Word has length 47 [2020-07-20 17:11:35,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 17:11:35,444 INFO L479 AbstractCegarLoop]: Abstraction has 118 states and 136 transitions. [2020-07-20 17:11:35,444 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 17:11:35,444 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 136 transitions. [2020-07-20 17:11:35,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-07-20 17:11:35,445 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 17:11:35,445 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] [2020-07-20 17:11:35,658 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 17:11:35,659 INFO L427 AbstractCegarLoop]: === Iteration 10 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 17:11:35,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 17:11:35,660 INFO L82 PathProgramCache]: Analyzing trace with hash -582629432, now seen corresponding path program 1 times [2020-07-20 17:11:35,660 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 17:11:35,661 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [15181901] [2020-07-20 17:11:35,661 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 17:11:35,770 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 2 check-sat command(s) [2020-07-20 17:11:35,770 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 17:11:35,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-20 17:11:35,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 17:11:35,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 17:11:35,786 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 17:11:35,786 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [15181901] [2020-07-20 17:11:35,787 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 17:11:35,787 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 17:11:35,787 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [678743160] [2020-07-20 17:11:35,788 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 17:11:35,788 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 17:11:35,789 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 17:11:35,789 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 17:11:35,789 INFO L87 Difference]: Start difference. First operand 118 states and 136 transitions. Second operand 3 states. [2020-07-20 17:11:35,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 17:11:35,826 INFO L93 Difference]: Finished difference Result 146 states and 169 transitions. [2020-07-20 17:11:35,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 17:11:35,826 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2020-07-20 17:11:35,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 17:11:35,828 INFO L225 Difference]: With dead ends: 146 [2020-07-20 17:11:35,828 INFO L226 Difference]: Without dead ends: 116 [2020-07-20 17:11:35,829 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 17:11:35,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2020-07-20 17:11:35,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2020-07-20 17:11:35,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2020-07-20 17:11:35,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 132 transitions. [2020-07-20 17:11:35,840 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 132 transitions. Word has length 53 [2020-07-20 17:11:35,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 17:11:35,841 INFO L479 AbstractCegarLoop]: Abstraction has 116 states and 132 transitions. [2020-07-20 17:11:35,841 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 17:11:35,841 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 132 transitions. [2020-07-20 17:11:35,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-20 17:11:35,842 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 17:11:35,842 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] [2020-07-20 17:11:36,057 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 17:11:36,058 INFO L427 AbstractCegarLoop]: === Iteration 11 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 17:11:36,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 17:11:36,059 INFO L82 PathProgramCache]: Analyzing trace with hash -538994442, now seen corresponding path program 1 times [2020-07-20 17:11:36,059 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 17:11:36,060 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [392732694] [2020-07-20 17:11:36,060 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 17:11:36,231 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 17:11:36,231 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 17:11:36,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 639 conjuncts, 5 conjunts are in the unsatisfiable core [2020-07-20 17:11:36,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 17:11:36,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 17:11:36,274 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 17:11:36,275 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [392732694] [2020-07-20 17:11:36,275 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 17:11:36,275 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 17:11:36,275 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2071404611] [2020-07-20 17:11:36,276 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 17:11:36,276 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 17:11:36,277 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 17:11:36,277 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-07-20 17:11:36,277 INFO L87 Difference]: Start difference. First operand 116 states and 132 transitions. Second operand 6 states. [2020-07-20 17:11:36,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 17:11:36,335 INFO L93 Difference]: Finished difference Result 143 states and 163 transitions. [2020-07-20 17:11:36,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-20 17:11:36,335 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 57 [2020-07-20 17:11:36,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 17:11:36,337 INFO L225 Difference]: With dead ends: 143 [2020-07-20 17:11:36,337 INFO L226 Difference]: Without dead ends: 136 [2020-07-20 17:11:36,338 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-07-20 17:11:36,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2020-07-20 17:11:36,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 126. [2020-07-20 17:11:36,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 126 states. [2020-07-20 17:11:36,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 145 transitions. [2020-07-20 17:11:36,349 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 145 transitions. Word has length 57 [2020-07-20 17:11:36,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 17:11:36,349 INFO L479 AbstractCegarLoop]: Abstraction has 126 states and 145 transitions. [2020-07-20 17:11:36,349 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 17:11:36,350 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 145 transitions. [2020-07-20 17:11:36,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-07-20 17:11:36,350 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 17:11:36,351 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] [2020-07-20 17:11:36,565 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 17:11:36,565 INFO L427 AbstractCegarLoop]: === Iteration 12 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 17:11:36,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 17:11:36,566 INFO L82 PathProgramCache]: Analyzing trace with hash 1535327622, now seen corresponding path program 1 times [2020-07-20 17:11:36,567 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 17:11:36,567 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [57410236] [2020-07-20 17:11:36,568 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 17:11:36,726 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 17:11:36,727 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 17:11:36,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 644 conjuncts, 9 conjunts are in the unsatisfiable core [2020-07-20 17:11:36,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 17:11:36,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 17:11:36,766 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 17:11:36,767 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [57410236] [2020-07-20 17:11:36,767 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 17:11:36,768 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-20 17:11:36,768 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1887109468] [2020-07-20 17:11:36,769 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-20 17:11:36,769 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 17:11:36,769 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-20 17:11:36,769 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-20 17:11:36,770 INFO L87 Difference]: Start difference. First operand 126 states and 145 transitions. Second operand 5 states. [2020-07-20 17:11:36,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 17:11:36,787 INFO L93 Difference]: Finished difference Result 160 states and 184 transitions. [2020-07-20 17:11:36,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-20 17:11:36,788 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 58 [2020-07-20 17:11:36,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 17:11:36,789 INFO L225 Difference]: With dead ends: 160 [2020-07-20 17:11:36,790 INFO L226 Difference]: Without dead ends: 118 [2020-07-20 17:11:36,790 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-20 17:11:36,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2020-07-20 17:11:36,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2020-07-20 17:11:36,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 118 states. [2020-07-20 17:11:36,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 134 transitions. [2020-07-20 17:11:36,802 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 134 transitions. Word has length 58 [2020-07-20 17:11:36,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 17:11:36,802 INFO L479 AbstractCegarLoop]: Abstraction has 118 states and 134 transitions. [2020-07-20 17:11:36,802 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-20 17:11:36,803 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 134 transitions. [2020-07-20 17:11:36,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-07-20 17:11:36,804 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 17:11:36,804 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] [2020-07-20 17:11:37,019 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 17:11:37,020 INFO L427 AbstractCegarLoop]: === Iteration 13 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 17:11:37,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 17:11:37,021 INFO L82 PathProgramCache]: Analyzing trace with hash 1832020397, now seen corresponding path program 1 times [2020-07-20 17:11:37,021 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 17:11:37,021 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [13300137] [2020-07-20 17:11:37,022 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 17:11:37,132 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 2 check-sat command(s) [2020-07-20 17:11:37,132 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 17:11:37,134 INFO L263 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-20 17:11:37,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 17:11:37,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 17:11:37,172 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 17:11:37,173 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [13300137] [2020-07-20 17:11:37,173 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 17:11:37,173 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-20 17:11:37,173 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1245666211] [2020-07-20 17:11:37,174 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-20 17:11:37,175 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 17:11:37,175 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-20 17:11:37,175 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-07-20 17:11:37,176 INFO L87 Difference]: Start difference. First operand 118 states and 134 transitions. Second operand 4 states. [2020-07-20 17:11:37,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 17:11:37,257 INFO L93 Difference]: Finished difference Result 128 states and 144 transitions. [2020-07-20 17:11:37,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-20 17:11:37,258 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 62 [2020-07-20 17:11:37,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 17:11:37,259 INFO L225 Difference]: With dead ends: 128 [2020-07-20 17:11:37,259 INFO L226 Difference]: Without dead ends: 94 [2020-07-20 17:11:37,260 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 58 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-07-20 17:11:37,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2020-07-20 17:11:37,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 93. [2020-07-20 17:11:37,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2020-07-20 17:11:37,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 102 transitions. [2020-07-20 17:11:37,269 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 102 transitions. Word has length 62 [2020-07-20 17:11:37,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 17:11:37,269 INFO L479 AbstractCegarLoop]: Abstraction has 93 states and 102 transitions. [2020-07-20 17:11:37,270 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-20 17:11:37,270 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 102 transitions. [2020-07-20 17:11:37,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-07-20 17:11:37,270 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 17:11:37,271 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] [2020-07-20 17:11:37,483 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 17:11:37,484 INFO L427 AbstractCegarLoop]: === Iteration 14 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 17:11:37,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 17:11:37,485 INFO L82 PathProgramCache]: Analyzing trace with hash 438385987, now seen corresponding path program 1 times [2020-07-20 17:11:37,485 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 17:11:37,486 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1110384018] [2020-07-20 17:11:37,486 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 17:11:37,628 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 17:11:37,629 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 17:11:37,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 645 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-20 17:11:37,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 17:11:37,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 17:11:37,675 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 17:11:37,675 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1110384018] [2020-07-20 17:11:37,676 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 17:11:37,676 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 17:11:37,676 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [893803543] [2020-07-20 17:11:37,676 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 17:11:37,677 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 17:11:37,677 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 17:11:37,677 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 17:11:37,677 INFO L87 Difference]: Start difference. First operand 93 states and 102 transitions. Second operand 3 states. [2020-07-20 17:11:37,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 17:11:37,711 INFO L93 Difference]: Finished difference Result 109 states and 118 transitions. [2020-07-20 17:11:37,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 17:11:37,711 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 63 [2020-07-20 17:11:37,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 17:11:37,713 INFO L225 Difference]: With dead ends: 109 [2020-07-20 17:11:37,713 INFO L226 Difference]: Without dead ends: 104 [2020-07-20 17:11:37,713 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 17:11:37,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2020-07-20 17:11:37,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 95. [2020-07-20 17:11:37,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2020-07-20 17:11:37,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 103 transitions. [2020-07-20 17:11:37,723 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 103 transitions. Word has length 63 [2020-07-20 17:11:37,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 17:11:37,724 INFO L479 AbstractCegarLoop]: Abstraction has 95 states and 103 transitions. [2020-07-20 17:11:37,724 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 17:11:37,724 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 103 transitions. [2020-07-20 17:11:37,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-07-20 17:11:37,725 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 17:11:37,725 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] [2020-07-20 17:11:37,936 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 17:11:37,937 INFO L427 AbstractCegarLoop]: === Iteration 15 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 17:11:37,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 17:11:37,937 INFO L82 PathProgramCache]: Analyzing trace with hash 467391660, now seen corresponding path program 1 times [2020-07-20 17:11:37,938 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 17:11:37,938 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1185311913] [2020-07-20 17:11:37,938 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 17:11:38,086 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 17:11:38,086 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 17:11:38,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 673 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-20 17:11:38,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 17:11:38,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 17:11:38,108 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 17:11:38,109 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1185311913] [2020-07-20 17:11:38,109 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 17:11:38,110 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 17:11:38,110 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [530913593] [2020-07-20 17:11:38,111 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 17:11:38,111 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 17:11:38,111 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 17:11:38,112 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 17:11:38,112 INFO L87 Difference]: Start difference. First operand 95 states and 103 transitions. Second operand 3 states. [2020-07-20 17:11:38,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 17:11:38,131 INFO L93 Difference]: Finished difference Result 131 states and 144 transitions. [2020-07-20 17:11:38,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 17:11:38,132 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 64 [2020-07-20 17:11:38,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 17:11:38,133 INFO L225 Difference]: With dead ends: 131 [2020-07-20 17:11:38,133 INFO L226 Difference]: Without dead ends: 101 [2020-07-20 17:11:38,135 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 17:11:38,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2020-07-20 17:11:38,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 98. [2020-07-20 17:11:38,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2020-07-20 17:11:38,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 106 transitions. [2020-07-20 17:11:38,146 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 106 transitions. Word has length 64 [2020-07-20 17:11:38,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 17:11:38,148 INFO L479 AbstractCegarLoop]: Abstraction has 98 states and 106 transitions. [2020-07-20 17:11:38,148 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 17:11:38,148 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 106 transitions. [2020-07-20 17:11:38,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-07-20 17:11:38,149 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 17:11:38,149 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] [2020-07-20 17:11:38,364 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 17:11:38,364 INFO L427 AbstractCegarLoop]: === Iteration 16 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 17:11:38,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 17:11:38,365 INFO L82 PathProgramCache]: Analyzing trace with hash -543725590, now seen corresponding path program 1 times [2020-07-20 17:11:38,365 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 17:11:38,366 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [285731686] [2020-07-20 17:11:38,366 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 17:11:38,505 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 17:11:38,506 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 17:11:38,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 645 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-20 17:11:38,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 17:11:38,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 17:11:38,559 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 17:11:38,559 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [285731686] [2020-07-20 17:11:38,559 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 17:11:38,560 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-20 17:11:38,560 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1564044439] [2020-07-20 17:11:38,560 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-20 17:11:38,561 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 17:11:38,561 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-20 17:11:38,561 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-20 17:11:38,561 INFO L87 Difference]: Start difference. First operand 98 states and 106 transitions. Second operand 5 states. [2020-07-20 17:11:38,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 17:11:38,635 INFO L93 Difference]: Finished difference Result 101 states and 108 transitions. [2020-07-20 17:11:38,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-20 17:11:38,636 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 64 [2020-07-20 17:11:38,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 17:11:38,637 INFO L225 Difference]: With dead ends: 101 [2020-07-20 17:11:38,637 INFO L226 Difference]: Without dead ends: 82 [2020-07-20 17:11:38,638 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-20 17:11:38,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2020-07-20 17:11:38,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2020-07-20 17:11:38,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82 states. [2020-07-20 17:11:38,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 87 transitions. [2020-07-20 17:11:38,645 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 87 transitions. Word has length 64 [2020-07-20 17:11:38,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 17:11:38,646 INFO L479 AbstractCegarLoop]: Abstraction has 82 states and 87 transitions. [2020-07-20 17:11:38,646 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-20 17:11:38,646 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 87 transitions. [2020-07-20 17:11:38,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-07-20 17:11:38,647 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 17:11:38,647 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] [2020-07-20 17:11:38,863 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 17:11:38,863 INFO L427 AbstractCegarLoop]: === Iteration 17 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 17:11:38,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 17:11:38,864 INFO L82 PathProgramCache]: Analyzing trace with hash -603130258, now seen corresponding path program 1 times [2020-07-20 17:11:38,864 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 17:11:38,865 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1106913473] [2020-07-20 17:11:38,865 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 17:11:39,014 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 17:11:39,014 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 17:11:39,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 677 conjuncts, 7 conjunts are in the unsatisfiable core [2020-07-20 17:11:39,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 17:11:39,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 17:11:39,041 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 17:11:39,041 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1106913473] [2020-07-20 17:11:39,041 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 17:11:39,041 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 17:11:39,042 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [66391741] [2020-07-20 17:11:39,042 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 17:11:39,042 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 17:11:39,043 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 17:11:39,043 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 17:11:39,043 INFO L87 Difference]: Start difference. First operand 82 states and 87 transitions. Second operand 3 states. [2020-07-20 17:11:39,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 17:11:39,058 INFO L93 Difference]: Finished difference Result 98 states and 104 transitions. [2020-07-20 17:11:39,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 17:11:39,059 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 65 [2020-07-20 17:11:39,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 17:11:39,060 INFO L225 Difference]: With dead ends: 98 [2020-07-20 17:11:39,060 INFO L226 Difference]: Without dead ends: 78 [2020-07-20 17:11:39,061 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 17:11:39,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2020-07-20 17:11:39,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2020-07-20 17:11:39,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2020-07-20 17:11:39,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 81 transitions. [2020-07-20 17:11:39,068 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 81 transitions. Word has length 65 [2020-07-20 17:11:39,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 17:11:39,069 INFO L479 AbstractCegarLoop]: Abstraction has 78 states and 81 transitions. [2020-07-20 17:11:39,069 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 17:11:39,069 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 81 transitions. [2020-07-20 17:11:39,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-07-20 17:11:39,070 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 17:11:39,070 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] [2020-07-20 17:11:39,284 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 17:11:39,285 INFO L427 AbstractCegarLoop]: === Iteration 18 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 17:11:39,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 17:11:39,286 INFO L82 PathProgramCache]: Analyzing trace with hash 1151601388, now seen corresponding path program 1 times [2020-07-20 17:11:39,286 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 17:11:39,287 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1403087207] [2020-07-20 17:11:39,287 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 17:11:39,441 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 17:11:39,441 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 17:11:39,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 665 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-20 17:11:39,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 17:11:39,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 17:11:39,500 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 17:11:39,500 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1403087207] [2020-07-20 17:11:39,501 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 17:11:39,501 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 17:11:39,501 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1521610903] [2020-07-20 17:11:39,502 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 17:11:39,502 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 17:11:39,502 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 17:11:39,503 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-07-20 17:11:39,503 INFO L87 Difference]: Start difference. First operand 78 states and 81 transitions. Second operand 6 states. [2020-07-20 17:11:39,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 17:11:39,541 INFO L93 Difference]: Finished difference Result 87 states and 90 transitions. [2020-07-20 17:11:39,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-20 17:11:39,541 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 65 [2020-07-20 17:11:39,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 17:11:39,542 INFO L225 Difference]: With dead ends: 87 [2020-07-20 17:11:39,543 INFO L226 Difference]: Without dead ends: 78 [2020-07-20 17:11:39,543 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-07-20 17:11:39,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2020-07-20 17:11:39,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2020-07-20 17:11:39,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2020-07-20 17:11:39,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 80 transitions. [2020-07-20 17:11:39,550 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 80 transitions. Word has length 65 [2020-07-20 17:11:39,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 17:11:39,551 INFO L479 AbstractCegarLoop]: Abstraction has 78 states and 80 transitions. [2020-07-20 17:11:39,551 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 17:11:39,551 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 80 transitions. [2020-07-20 17:11:39,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-07-20 17:11:39,554 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 17:11:39,554 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] [2020-07-20 17:11:39,767 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 17:11:39,768 INFO L427 AbstractCegarLoop]: === Iteration 19 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 17:11:39,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 17:11:39,769 INFO L82 PathProgramCache]: Analyzing trace with hash -42695807, now seen corresponding path program 1 times [2020-07-20 17:11:39,770 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 17:11:39,770 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [444405560] [2020-07-20 17:11:39,771 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 17:11:39,914 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 17:11:39,914 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 17:11:39,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 683 conjuncts, 7 conjunts are in the unsatisfiable core [2020-07-20 17:11:39,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 17:11:39,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 17:11:39,943 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 17:11:39,943 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [444405560] [2020-07-20 17:11:39,944 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 17:11:39,944 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-20 17:11:39,944 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1254679899] [2020-07-20 17:11:39,944 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-20 17:11:39,945 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 17:11:39,945 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-20 17:11:39,945 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-07-20 17:11:39,945 INFO L87 Difference]: Start difference. First operand 78 states and 80 transitions. Second operand 5 states. [2020-07-20 17:11:40,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 17:11:40,043 INFO L93 Difference]: Finished difference Result 78 states and 80 transitions. [2020-07-20 17:11:40,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-20 17:11:40,044 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 76 [2020-07-20 17:11:40,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 17:11:40,045 INFO L225 Difference]: With dead ends: 78 [2020-07-20 17:11:40,045 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 17:11:40,046 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-07-20 17:11:40,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 17:11:40,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 17:11:40,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 17:11:40,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 17:11:40,046 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 76 [2020-07-20 17:11:40,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 17:11:40,047 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 17:11:40,047 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-20 17:11:40,047 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 17:11:40,047 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 17:11:40,248 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 17:11:40,252 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 17:11:40,387 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 21 [2020-07-20 17:11:42,025 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 44 [2020-07-20 17:11:42,187 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 48 [2020-07-20 17:11:42,418 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 52 [2020-07-20 17:11:42,739 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 44 [2020-07-20 17:11:42,955 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 53 [2020-07-20 17:11:43,364 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 46 [2020-07-20 17:11:43,477 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 42 [2020-07-20 17:11:43,930 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 51 [2020-07-20 17:11:44,133 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2020-07-20 17:11:44,397 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 58 [2020-07-20 17:11:44,563 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 44 [2020-07-20 17:11:44,807 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 50 [2020-07-20 17:11:45,396 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 51 [2020-07-20 17:11:45,510 INFO L271 CegarLoopResult]: At program point KeSetEventENTRY(lines 566 573) the Hoare annotation is: true [2020-07-20 17:11:45,510 INFO L268 CegarLoopResult]: For program point KeSetEventFINAL(lines 566 573) no Hoare annotation was computed. [2020-07-20 17:11:45,510 INFO L268 CegarLoopResult]: For program point KeSetEventEXIT(lines 566 573) no Hoare annotation was computed. [2020-07-20 17:11:45,510 INFO L271 CegarLoopResult]: At program point KbFilter_CompleteENTRY(lines 616 626) the Hoare annotation is: true [2020-07-20 17:11:45,511 INFO L271 CegarLoopResult]: At program point L622(line 622) the Hoare annotation is: true [2020-07-20 17:11:45,511 INFO L268 CegarLoopResult]: For program point L622-1(line 622) no Hoare annotation was computed. [2020-07-20 17:11:45,511 INFO L268 CegarLoopResult]: For program point KbFilter_CompleteFINAL(lines 616 626) no Hoare annotation was computed. [2020-07-20 17:11:45,511 INFO L268 CegarLoopResult]: For program point KbFilter_CompleteEXIT(lines 616 626) no Hoare annotation was computed. [2020-07-20 17:11:45,511 INFO L268 CegarLoopResult]: For program point L704(lines 704 725) no Hoare annotation was computed. [2020-07-20 17:11:45,512 INFO L268 CegarLoopResult]: For program point L698(lines 698 727) no Hoare annotation was computed. [2020-07-20 17:11:45,512 INFO L268 CegarLoopResult]: For program point KbFilter_PowerEXIT(lines 687 742) no Hoare annotation was computed. [2020-07-20 17:11:45,512 INFO L264 CegarLoopResult]: At program point KbFilter_PowerENTRY(lines 687 742) the Hoare annotation is: (or (not (<= ~MPR3~0 6)) (= ~s~0 ~NP~0) (not (<= 7 ~IPC~0)) (= 1 ~pended~0) (not (= 0 ~compRegistered~0)) (not (= ~NP~0 |old(~s~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2))) [2020-07-20 17:11:45,512 INFO L268 CegarLoopResult]: For program point L707(lines 707 724) no Hoare annotation was computed. [2020-07-20 17:11:45,512 INFO L264 CegarLoopResult]: At program point L738(line 738) the Hoare annotation is: (or (not (<= ~MPR3~0 6)) (not (<= 7 ~IPC~0)) (= 1 ~pended~0) (not (= 0 ~compRegistered~0)) (not (= ~NP~0 |old(~s~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2)) (= ~SKIP1~0 ~s~0)) [2020-07-20 17:11:45,512 INFO L268 CegarLoopResult]: For program point L738-1(line 738) no Hoare annotation was computed. [2020-07-20 17:11:45,512 INFO L268 CegarLoopResult]: For program point L701(lines 701 726) no Hoare annotation was computed. [2020-07-20 17:11:45,512 INFO L264 CegarLoopResult]: At program point L732(line 732) the Hoare annotation is: (or (not (= |old(~s~0)| ~NP~0)) (not (<= ~MPR3~0 6)) (not (<= 7 ~IPC~0)) (not (<= ~DC~0 2)) (= 1 ~pended~0) (not (= 0 ~compRegistered~0)) (not (<= 4 ~SKIP2~0))) [2020-07-20 17:11:45,513 INFO L264 CegarLoopResult]: At program point L699(lines 698 727) the Hoare annotation is: (or (not (<= ~MPR3~0 6)) (= ~s~0 ~NP~0) (not (<= 7 ~IPC~0)) (= 1 ~pended~0) (not (= 0 ~compRegistered~0)) (not (= ~NP~0 |old(~s~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2))) [2020-07-20 17:11:45,513 INFO L268 CegarLoopResult]: For program point L732-1(lines 728 734) no Hoare annotation was computed. [2020-07-20 17:11:45,513 INFO L268 CegarLoopResult]: For program point KbFilter_PowerFINAL(lines 687 742) no Hoare annotation was computed. [2020-07-20 17:11:45,513 INFO L264 CegarLoopResult]: At program point L722(lines 697 741) the Hoare annotation is: (or (not (<= ~MPR3~0 6)) (= ~s~0 ~NP~0) (not (<= 7 ~IPC~0)) (= 1 ~pended~0) (not (= 0 ~compRegistered~0)) (not (= ~NP~0 |old(~s~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2))) [2020-07-20 17:11:45,513 INFO L268 CegarLoopResult]: For program point stub_driver_initEXIT(lines 41 54) no Hoare annotation was computed. [2020-07-20 17:11:45,513 INFO L264 CegarLoopResult]: At program point stub_driver_initENTRY(lines 41 54) the Hoare annotation is: (or (not (<= ~MPR3~0 6)) (not (<= 7 ~IPC~0)) (not (<= 5 ~MPR1~0)) (not (= ~NP~0 |old(~s~0)|)) (and (not (= 1 ~pended~0)) (= ~s~0 |old(~s~0)|) (= 0 ~compRegistered~0)) (not (<= ~NP~0 1)) (not (<= 6 ~MPR3~0)) (= 1 |old(~pended~0)|) (not (= 0 |old(~compRegistered~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2))) [2020-07-20 17:11:45,514 INFO L268 CegarLoopResult]: For program point stub_driver_initFINAL(lines 41 54) no Hoare annotation was computed. [2020-07-20 17:11:45,514 INFO L268 CegarLoopResult]: For program point _BLAST_initFINAL(lines 55 76) no Hoare annotation was computed. [2020-07-20 17:11:45,514 INFO L264 CegarLoopResult]: At program point _BLAST_initENTRY(lines 55 76) the Hoare annotation is: (or (and (= ~s~0 ~NP~0) (= ~MPR1~0 ~s~0) (= ~s~0 ~UNLOADED~0) (not (= 1 ~pended~0)) (= ~s~0 |old(~s~0)|) (= ~MPR3~0 ~s~0) (= 0 ~compRegistered~0) (= ~SKIP1~0 ~s~0)) (not (= |old(~s~0)| |old(~NP~0)|)) (not (= |old(~SKIP1~0)| |old(~s~0)|)) (= 1 |old(~pended~0)|) (not (= 0 |old(~compRegistered~0)|)) (not (= |old(~s~0)| |old(~MPR1~0)|)) (not (= |old(~s~0)| |old(~MPR3~0)|)) (not (= |old(~UNLOADED~0)| |old(~s~0)|))) [2020-07-20 17:11:45,514 INFO L268 CegarLoopResult]: For program point _BLAST_initEXIT(lines 55 76) no Hoare annotation was computed. [2020-07-20 17:11:45,514 INFO L271 CegarLoopResult]: At program point errorFnENTRY(lines 1007 1014) the Hoare annotation is: true [2020-07-20 17:11:45,514 INFO L268 CegarLoopResult]: For program point errorFnFINAL(lines 1007 1014) no Hoare annotation was computed. [2020-07-20 17:11:45,514 INFO L268 CegarLoopResult]: For program point errorFnEXIT(lines 1007 1014) no Hoare annotation was computed. [2020-07-20 17:11:45,515 INFO L268 CegarLoopResult]: For program point errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1011) no Hoare annotation was computed. [2020-07-20 17:11:45,515 INFO L268 CegarLoopResult]: For program point L448(lines 448 450) no Hoare annotation was computed. [2020-07-20 17:11:45,515 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 293 464) no Hoare annotation was computed. [2020-07-20 17:11:45,515 INFO L271 CegarLoopResult]: At program point L374(lines 373 406) the Hoare annotation is: true [2020-07-20 17:11:45,515 INFO L268 CegarLoopResult]: For program point L432(lines 432 434) no Hoare annotation was computed. [2020-07-20 17:11:45,515 INFO L268 CegarLoopResult]: For program point L366(lines 366 407) no Hoare annotation was computed. [2020-07-20 17:11:45,516 INFO L268 CegarLoopResult]: For program point L383(line 383) no Hoare annotation was computed. [2020-07-20 17:11:45,516 INFO L268 CegarLoopResult]: For program point L441(lines 441 445) no Hoare annotation was computed. [2020-07-20 17:11:45,516 INFO L268 CegarLoopResult]: For program point L342(lines 328 411) no Hoare annotation was computed. [2020-07-20 17:11:45,516 INFO L264 CegarLoopResult]: At program point L367(lines 366 407) the Hoare annotation is: (or (and (<= 7 ~IPC~0) (= ~s~0 ~NP~0) (<= ~DC~0 2) (not (= 1 ~pended~0)) (= 0 ~compRegistered~0) (<= 4 ~SKIP2~0) (<= ~MPR3~0 6)) (not (= |old(~s~0)| |old(~NP~0)|)) (not (= |old(~SKIP1~0)| |old(~s~0)|)) (= 1 |old(~pended~0)|) (not (= 0 |old(~compRegistered~0)|)) (not (= |old(~s~0)| |old(~MPR1~0)|)) (not (= |old(~s~0)| |old(~MPR3~0)|)) (not (= |old(~UNLOADED~0)| |old(~s~0)|))) [2020-07-20 17:11:45,516 INFO L264 CegarLoopResult]: At program point L326(line 326) the Hoare annotation is: (or (not (= |old(~s~0)| |old(~NP~0)|)) (not (= |old(~SKIP1~0)| |old(~s~0)|)) (= 1 |old(~pended~0)|) (not (= 0 |old(~compRegistered~0)|)) (not (= |old(~s~0)| |old(~MPR1~0)|)) (not (= |old(~s~0)| |old(~MPR3~0)|)) (not (= |old(~UNLOADED~0)| |old(~s~0)|)) (and (= ~s~0 ~NP~0) (= ~MPR1~0 ~s~0) (= ~s~0 ~UNLOADED~0) (not (= 1 ~pended~0)) (= ~MPR3~0 ~s~0) (= 0 ~compRegistered~0) (= ~SKIP1~0 ~s~0))) [2020-07-20 17:11:45,516 INFO L268 CegarLoopResult]: For program point L326-1(lines 322 463) no Hoare annotation was computed. [2020-07-20 17:11:45,516 INFO L268 CegarLoopResult]: For program point L351(lines 351 410) no Hoare annotation was computed. [2020-07-20 17:11:45,517 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 293 464) no Hoare annotation was computed. [2020-07-20 17:11:45,517 INFO L268 CegarLoopResult]: For program point L393(line 393) no Hoare annotation was computed. [2020-07-20 17:11:45,517 INFO L264 CegarLoopResult]: At program point L352(lines 351 410) the Hoare annotation is: (or (and (<= 7 ~IPC~0) (= ~s~0 ~NP~0) (<= ~DC~0 2) (not (= 1 ~pended~0)) (= 0 ~compRegistered~0) (<= 4 ~SKIP2~0) (<= ~MPR3~0 6)) (not (= |old(~s~0)| |old(~NP~0)|)) (not (= |old(~SKIP1~0)| |old(~s~0)|)) (= 1 |old(~pended~0)|) (not (= 0 |old(~compRegistered~0)|)) (not (= |old(~s~0)| |old(~MPR1~0)|)) (not (= |old(~s~0)| |old(~MPR3~0)|)) (not (= |old(~UNLOADED~0)| |old(~s~0)|))) [2020-07-20 17:11:45,517 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 293 464) the Hoare annotation is: (or (and (= ~s~0 ~NP~0) (= ~MPR1~0 ~s~0) (= ~s~0 ~UNLOADED~0) (not (= 1 ~pended~0)) (= ~s~0 |old(~s~0)|) (= ~MPR3~0 ~s~0) (= 0 ~compRegistered~0) (= ~SKIP1~0 ~s~0)) (not (= |old(~s~0)| |old(~NP~0)|)) (not (= |old(~SKIP1~0)| |old(~s~0)|)) (= 1 |old(~pended~0)|) (not (= 0 |old(~compRegistered~0)|)) (not (= |old(~s~0)| |old(~MPR1~0)|)) (not (= |old(~s~0)| |old(~MPR3~0)|)) (not (= |old(~UNLOADED~0)| |old(~s~0)|))) [2020-07-20 17:11:45,517 INFO L264 CegarLoopResult]: At program point L443(line 443) the Hoare annotation is: (or (not (= |old(~s~0)| |old(~NP~0)|)) (not (= |old(~SKIP1~0)| |old(~s~0)|)) (= 1 |old(~pended~0)|) (not (= 0 |old(~compRegistered~0)|)) (not (= |old(~s~0)| |old(~MPR1~0)|)) (not (= |old(~s~0)| |old(~MPR3~0)|)) (not (= |old(~UNLOADED~0)| |old(~s~0)|))) [2020-07-20 17:11:45,517 INFO L264 CegarLoopResult]: At program point L427(lines 420 460) the Hoare annotation is: (or (not (= |old(~s~0)| |old(~NP~0)|)) (= ~s~0 ~UNLOADED~0) (and (<= 7 ~IPC~0) (<= ~DC~0 2) (not (= 1 ~pended~0)) (<= 4 ~SKIP2~0) (<= ~MPR3~0 6)) (not (= |old(~SKIP1~0)| |old(~s~0)|)) (= 1 |old(~pended~0)|) (not (= 0 |old(~compRegistered~0)|)) (not (= |old(~s~0)| |old(~MPR1~0)|)) (not (= |old(~s~0)| |old(~MPR3~0)|)) (not (= |old(~UNLOADED~0)| |old(~s~0)|))) [2020-07-20 17:11:45,518 INFO L268 CegarLoopResult]: For program point L361(lines 361 408) no Hoare annotation was computed. [2020-07-20 17:11:45,518 INFO L264 CegarLoopResult]: At program point L328(lines 322 463) the Hoare annotation is: (or (not (= |old(~s~0)| |old(~NP~0)|)) (= ~s~0 ~UNLOADED~0) (and (<= 7 ~IPC~0) (<= ~DC~0 2) (not (= 1 ~pended~0)) (<= 4 ~SKIP2~0) (<= ~MPR3~0 6)) (not (= |old(~SKIP1~0)| |old(~s~0)|)) (= 1 |old(~pended~0)|) (not (= 0 |old(~compRegistered~0)|)) (not (= |old(~s~0)| |old(~MPR1~0)|)) (not (= |old(~s~0)| |old(~MPR3~0)|)) (not (= |old(~UNLOADED~0)| |old(~s~0)|))) [2020-07-20 17:11:45,518 INFO L268 CegarLoopResult]: For program point L452(lines 452 454) no Hoare annotation was computed. [2020-07-20 17:11:45,518 INFO L264 CegarLoopResult]: At program point L419(lines 412 461) the Hoare annotation is: (or (not (= |old(~s~0)| |old(~NP~0)|)) (= ~s~0 ~UNLOADED~0) (and (<= 7 ~IPC~0) (<= ~DC~0 2) (not (= 1 ~pended~0)) (<= 4 ~SKIP2~0) (<= ~MPR3~0 6)) (not (= |old(~SKIP1~0)| |old(~s~0)|)) (= 1 |old(~pended~0)|) (not (= 0 |old(~compRegistered~0)|)) (not (= |old(~s~0)| |old(~MPR1~0)|)) (not (= |old(~s~0)| |old(~MPR3~0)|)) (not (= |old(~UNLOADED~0)| |old(~s~0)|))) [2020-07-20 17:11:45,518 INFO L268 CegarLoopResult]: For program point L378(line 378) no Hoare annotation was computed. [2020-07-20 17:11:45,518 INFO L268 CegarLoopResult]: For program point L337(lines 337 340) no Hoare annotation was computed. [2020-07-20 17:11:45,519 INFO L264 CegarLoopResult]: At program point L337-2(lines 337 340) the Hoare annotation is: (or (not (= |old(~s~0)| |old(~NP~0)|)) (not (= |old(~SKIP1~0)| |old(~s~0)|)) (= 1 |old(~pended~0)|) (not (= 0 |old(~compRegistered~0)|)) (not (= |old(~s~0)| |old(~MPR1~0)|)) (not (= |old(~s~0)| |old(~MPR3~0)|)) (and (<= ~NP~0 1) (<= 7 ~IPC~0) (= ~s~0 ~NP~0) (<= ~DC~0 2) (not (= 1 ~pended~0)) (<= 5 ~MPR1~0) (= 0 ~compRegistered~0) (<= 4 ~SKIP2~0) (<= 6 ~MPR3~0) (<= ~MPR3~0 6)) (not (= |old(~UNLOADED~0)| |old(~s~0)|))) [2020-07-20 17:11:45,519 INFO L268 CegarLoopResult]: For program point L428(lines 412 461) no Hoare annotation was computed. [2020-07-20 17:11:45,519 INFO L264 CegarLoopResult]: At program point L362(lines 361 408) the Hoare annotation is: (or (not (= |old(~s~0)| |old(~NP~0)|)) (not (= |old(~SKIP1~0)| |old(~s~0)|)) (= 1 |old(~pended~0)|) (not (= 0 |old(~compRegistered~0)|)) (not (= |old(~s~0)| |old(~MPR1~0)|)) (not (= |old(~s~0)| |old(~MPR3~0)|)) (and (<= ~NP~0 1) (<= 7 ~IPC~0) (= ~s~0 ~NP~0) (<= ~DC~0 2) (not (= 1 ~pended~0)) (<= 5 ~MPR1~0) (= 0 ~compRegistered~0) (<= 4 ~SKIP2~0) (<= 6 ~MPR3~0) (<= ~MPR3~0 6)) (not (= |old(~UNLOADED~0)| |old(~s~0)|))) [2020-07-20 17:11:45,519 INFO L268 CegarLoopResult]: For program point L371(lines 371 406) no Hoare annotation was computed. [2020-07-20 17:11:45,519 INFO L268 CegarLoopResult]: For program point L429(lines 429 458) no Hoare annotation was computed. [2020-07-20 17:11:45,519 INFO L268 CegarLoopResult]: For program point L421(lines 421 425) no Hoare annotation was computed. [2020-07-20 17:11:45,519 INFO L268 CegarLoopResult]: For program point L388(line 388) no Hoare annotation was computed. [2020-07-20 17:11:45,519 INFO L268 CegarLoopResult]: For program point L413(lines 413 417) no Hoare annotation was computed. [2020-07-20 17:11:45,520 INFO L264 CegarLoopResult]: At program point L372(lines 371 406) the Hoare annotation is: (or (and (<= 7 ~IPC~0) (= ~s~0 ~NP~0) (<= ~DC~0 2) (not (= 1 ~pended~0)) (= 0 ~compRegistered~0) (<= 4 ~SKIP2~0) (<= ~MPR3~0 6)) (not (= |old(~s~0)| |old(~NP~0)|)) (not (= |old(~SKIP1~0)| |old(~s~0)|)) (= 1 |old(~pended~0)|) (not (= 0 |old(~compRegistered~0)|)) (not (= |old(~s~0)| |old(~MPR1~0)|)) (not (= |old(~s~0)| |old(~MPR3~0)|)) (not (= |old(~UNLOADED~0)| |old(~s~0)|))) [2020-07-20 17:11:45,520 INFO L268 CegarLoopResult]: For program point L430(lines 430 457) no Hoare annotation was computed. [2020-07-20 17:11:45,520 INFO L268 CegarLoopResult]: For program point L356(lines 356 409) no Hoare annotation was computed. [2020-07-20 17:11:45,520 INFO L268 CegarLoopResult]: For program point L447(lines 447 455) no Hoare annotation was computed. [2020-07-20 17:11:45,520 INFO L264 CegarLoopResult]: At program point L439(lines 430 457) the Hoare annotation is: (or (not (= |old(~s~0)| |old(~NP~0)|)) (and (<= 7 ~IPC~0) (<= ~DC~0 2) (not (= 1 ~pended~0)) (<= 4 ~SKIP2~0) (<= ~MPR3~0 6)) (not (= |old(~SKIP1~0)| |old(~s~0)|)) (= 1 |old(~pended~0)|) (not (= 0 |old(~compRegistered~0)|)) (not (= |old(~s~0)| |old(~MPR1~0)|)) (not (= |old(~s~0)| |old(~MPR3~0)|)) (not (= |old(~UNLOADED~0)| |old(~s~0)|))) [2020-07-20 17:11:45,520 INFO L268 CegarLoopResult]: For program point L431(lines 431 437) no Hoare annotation was computed. [2020-07-20 17:11:45,520 INFO L268 CegarLoopResult]: For program point L398(line 398) no Hoare annotation was computed. [2020-07-20 17:11:45,521 INFO L264 CegarLoopResult]: At program point L357(lines 356 409) the Hoare annotation is: (or (and (<= 7 ~IPC~0) (= ~s~0 ~NP~0) (<= ~DC~0 2) (not (= 1 ~pended~0)) (= 0 ~compRegistered~0) (<= 4 ~SKIP2~0) (<= ~MPR3~0 6)) (not (= |old(~s~0)| |old(~NP~0)|)) (not (= |old(~SKIP1~0)| |old(~s~0)|)) (= 1 |old(~pended~0)|) (not (= 0 |old(~compRegistered~0)|)) (not (= |old(~s~0)| |old(~MPR1~0)|)) (not (= |old(~s~0)| |old(~MPR3~0)|)) (not (= |old(~UNLOADED~0)| |old(~s~0)|))) [2020-07-20 17:11:45,521 INFO L264 CegarLoopResult]: At program point L510(lines 509 524) the Hoare annotation is: (let ((.cse0 (not (<= ~MPR3~0 6))) (.cse1 (not (<= 7 ~IPC~0))) (.cse2 (= 1 ~pended~0)) (.cse3 (not (<= 4 ~SKIP2~0))) (.cse4 (not (<= ~DC~0 2)))) (and (or .cse0 (and (= ~MPR1~0 ~s~0) (= 0 (+ IofCallDriver_~__cil_tmp7~0 1073741802)) (= ~setEventCalled~0 1)) .cse1 (not (<= 5 ~MPR1~0)) .cse2 (not (= ~NP~0 |old(~s~0)|)) (not (<= ~NP~0 1)) (not (<= 6 ~MPR3~0)) .cse3 .cse4 (not (<= 1 ~compRegistered~0))) (or .cse0 (not (= ~SKIP1~0 |old(~s~0)|)) .cse1 .cse2 (not (= 0 ~compRegistered~0)) .cse3 .cse4 (= ~SKIP1~0 ~s~0)))) [2020-07-20 17:11:45,521 INFO L268 CegarLoopResult]: For program point L539(lines 539 546) no Hoare annotation was computed. [2020-07-20 17:11:45,521 INFO L268 CegarLoopResult]: For program point L502(lines 502 525) no Hoare annotation was computed. [2020-07-20 17:11:45,521 INFO L268 CegarLoopResult]: For program point L531(lines 531 537) no Hoare annotation was computed. [2020-07-20 17:11:45,521 INFO L264 CegarLoopResult]: At program point L544(line 544) the Hoare annotation is: (let ((.cse0 (not (<= ~MPR3~0 6))) (.cse1 (not (<= 7 ~IPC~0))) (.cse2 (= 1 ~pended~0)) (.cse3 (not (<= 4 ~SKIP2~0))) (.cse4 (not (<= ~DC~0 2)))) (and (or .cse0 .cse1 (not (<= 5 ~MPR1~0)) .cse2 (not (= ~NP~0 |old(~s~0)|)) (not (<= ~NP~0 1)) (not (<= 6 ~MPR3~0)) .cse3 .cse4 (not (<= 1 ~compRegistered~0))) (or .cse0 (not (= ~SKIP1~0 |old(~s~0)|)) .cse1 .cse2 (not (= 0 ~compRegistered~0)) .cse3 .cse4))) [2020-07-20 17:11:45,522 INFO L268 CegarLoopResult]: For program point L544-1(lines 526 548) no Hoare annotation was computed. [2020-07-20 17:11:45,522 INFO L268 CegarLoopResult]: For program point L507(lines 507 524) no Hoare annotation was computed. [2020-07-20 17:11:45,522 INFO L264 CegarLoopResult]: At program point L503(lines 502 525) the Hoare annotation is: (let ((.cse0 (not (<= ~MPR3~0 6))) (.cse1 (not (<= 7 ~IPC~0))) (.cse2 (= 1 ~pended~0)) (.cse3 (not (<= 4 ~SKIP2~0))) (.cse4 (not (<= ~DC~0 2)))) (and (or .cse0 .cse1 (not (<= 5 ~MPR1~0)) .cse2 (not (= ~NP~0 |old(~s~0)|)) (and (= ~MPR1~0 ~s~0) (= 0 (+ IofCallDriver_~__cil_tmp7~0 1073741802))) (not (<= ~NP~0 1)) (not (<= 6 ~MPR3~0)) .cse3 .cse4 (not (<= 1 ~compRegistered~0))) (or .cse0 (not (= ~SKIP1~0 |old(~s~0)|)) .cse1 .cse2 (not (= 0 ~compRegistered~0)) .cse3 .cse4 (= ~SKIP1~0 ~s~0)))) [2020-07-20 17:11:45,522 INFO L264 CegarLoopResult]: At program point IofCallDriverENTRY(lines 479 551) the Hoare annotation is: (let ((.cse0 (not (<= ~MPR3~0 6))) (.cse1 (not (<= 7 ~IPC~0))) (.cse2 (= 1 ~pended~0)) (.cse3 (not (<= 4 ~SKIP2~0))) (.cse4 (not (<= ~DC~0 2)))) (and (or .cse0 (not (= ~SKIP1~0 |old(~s~0)|)) .cse1 .cse2 (not (= 0 ~compRegistered~0)) .cse3 .cse4 (= ~SKIP1~0 ~s~0)) (or .cse0 .cse1 (not (<= 5 ~MPR1~0)) .cse2 (not (= ~NP~0 |old(~s~0)|)) (= ~s~0 |old(~s~0)|) (not (<= ~NP~0 1)) (not (<= 6 ~MPR3~0)) .cse3 .cse4 (not (<= 1 ~compRegistered~0))))) [2020-07-20 17:11:45,522 INFO L264 CegarLoopResult]: At program point L495(line 495) the Hoare annotation is: (let ((.cse0 (not (<= ~MPR3~0 6))) (.cse1 (not (<= 7 ~IPC~0))) (.cse2 (= 1 ~pended~0)) (.cse3 (not (<= 4 ~SKIP2~0))) (.cse4 (not (<= ~DC~0 2)))) (and (or .cse0 (not (= ~SKIP1~0 |old(~s~0)|)) .cse1 .cse2 (not (= 0 ~compRegistered~0)) .cse3 .cse4) (or .cse0 .cse1 (not (<= 5 ~MPR1~0)) .cse2 (not (= ~NP~0 |old(~s~0)|)) (not (<= ~NP~0 1)) (not (<= 6 ~MPR3~0)) .cse3 .cse4 (and (= ~s~0 |old(~s~0)|) (= 0 (+ IofCallDriver_~__cil_tmp7~0 1073741802)) (= ~setEventCalled~0 1)) (not (<= 1 ~compRegistered~0))))) [2020-07-20 17:11:45,523 INFO L268 CegarLoopResult]: For program point L487(lines 487 499) no Hoare annotation was computed. [2020-07-20 17:11:45,523 INFO L268 CegarLoopResult]: For program point L487-1(lines 487 499) no Hoare annotation was computed. [2020-07-20 17:11:45,523 INFO L268 CegarLoopResult]: For program point IofCallDriverFINAL(lines 479 551) no Hoare annotation was computed. [2020-07-20 17:11:45,523 INFO L264 CegarLoopResult]: At program point L508(lines 507 524) the Hoare annotation is: (let ((.cse0 (not (<= ~MPR3~0 6))) (.cse1 (not (<= 7 ~IPC~0))) (.cse2 (= 1 ~pended~0)) (.cse3 (not (<= 4 ~SKIP2~0))) (.cse4 (not (<= ~DC~0 2)))) (and (or .cse0 .cse1 (not (<= 5 ~MPR1~0)) .cse2 (not (= ~NP~0 |old(~s~0)|)) (and (= ~MPR1~0 ~s~0) (= 0 (+ IofCallDriver_~__cil_tmp7~0 1073741802))) (not (<= ~NP~0 1)) (not (<= 6 ~MPR3~0)) .cse3 .cse4 (not (<= 1 ~compRegistered~0))) (or .cse0 (not (= ~SKIP1~0 |old(~s~0)|)) .cse1 .cse2 (not (= 0 ~compRegistered~0)) .cse3 .cse4 (= ~SKIP1~0 ~s~0)))) [2020-07-20 17:11:45,523 INFO L268 CegarLoopResult]: For program point IofCallDriverEXIT(lines 479 551) no Hoare annotation was computed. [2020-07-20 17:11:45,523 INFO L268 CegarLoopResult]: For program point L530(lines 530 547) no Hoare annotation was computed. [2020-07-20 17:11:45,523 INFO L268 CegarLoopResult]: For program point L493(lines 493 497) no Hoare annotation was computed. [2020-07-20 17:11:45,524 INFO L264 CegarLoopResult]: At program point L522(lines 486 550) the Hoare annotation is: (let ((.cse2 (not (<= ~MPR3~0 6))) (.cse3 (not (<= 7 ~IPC~0))) (.cse4 (= 1 ~pended~0)) (.cse5 (not (<= 4 ~SKIP2~0))) (.cse6 (not (<= ~DC~0 2)))) (and (let ((.cse0 (= ~MPR1~0 ~s~0)) (.cse1 (= 0 (+ IofCallDriver_~__cil_tmp7~0 1073741802)))) (or (and .cse0 .cse1 (= ~setEventCalled~0 1) (= 259 IofCallDriver_~returnVal2~0)) .cse2 .cse3 (not (<= 5 ~MPR1~0)) .cse4 (not (= ~NP~0 |old(~s~0)|)) (not (<= 6 ~MPR3~0)) .cse5 (and (<= IofCallDriver_~returnVal2~0 0) .cse0 .cse1) (not (<= ~NP~0 1)) (not (<= 1 ~compRegistered~0)) .cse6)) (or .cse2 (not (= ~SKIP1~0 |old(~s~0)|)) .cse3 .cse4 (not (= 0 ~compRegistered~0)) .cse5 .cse6 (= ~SKIP1~0 ~s~0)))) [2020-07-20 17:11:45,524 INFO L264 CegarLoopResult]: At program point L489(line 489) the Hoare annotation is: (let ((.cse0 (not (<= ~MPR3~0 6))) (.cse1 (not (<= 7 ~IPC~0))) (.cse2 (= 1 ~pended~0)) (.cse3 (not (<= 4 ~SKIP2~0))) (.cse4 (not (<= ~DC~0 2)))) (and (or .cse0 (not (= ~SKIP1~0 |old(~s~0)|)) .cse1 .cse2 (not (= 0 ~compRegistered~0)) .cse3 .cse4) (or .cse0 .cse1 (not (<= 5 ~MPR1~0)) .cse2 (not (= ~NP~0 |old(~s~0)|)) (= ~s~0 |old(~s~0)|) (not (<= ~NP~0 1)) (not (<= 6 ~MPR3~0)) .cse3 .cse4 (not (<= 1 ~compRegistered~0))))) [2020-07-20 17:11:45,524 INFO L268 CegarLoopResult]: For program point L489-1(line 489) no Hoare annotation was computed. [2020-07-20 17:11:45,524 INFO L264 CegarLoopResult]: At program point L473(line 473) the Hoare annotation is: (or (not (<= ~MPR3~0 6)) (not (<= 7 ~IPC~0)) (not (<= 5 ~MPR1~0)) (= 1 ~pended~0) (not (= ~NP~0 |old(~s~0)|)) (not (<= ~NP~0 1)) (not (<= 6 ~MPR3~0)) (not (<= 4 ~SKIP2~0)) (not (= ~setEventCalled~0 1)) (not (<= ~DC~0 2)) (not (<= 1 ~compRegistered~0))) [2020-07-20 17:11:45,525 INFO L264 CegarLoopResult]: At program point stubMoreProcessingRequiredENTRY(lines 465 478) the Hoare annotation is: (or (not (<= ~MPR3~0 6)) (not (<= 7 ~IPC~0)) (not (<= 5 ~MPR1~0)) (= 1 ~pended~0) (= ~s~0 |old(~s~0)|) (not (= ~NP~0 |old(~s~0)|)) (not (<= 6 ~MPR3~0)) (not (<= 4 ~SKIP2~0)) (not (<= ~NP~0 1)) (not (= ~setEventCalled~0 1)) (not (<= 1 ~compRegistered~0)) (not (<= ~DC~0 2))) [2020-07-20 17:11:45,525 INFO L268 CegarLoopResult]: For program point L473-1(lines 465 478) no Hoare annotation was computed. [2020-07-20 17:11:45,525 INFO L268 CegarLoopResult]: For program point stubMoreProcessingRequiredEXIT(lines 465 478) no Hoare annotation was computed. [2020-07-20 17:11:45,525 INFO L268 CegarLoopResult]: For program point L795(lines 795 815) no Hoare annotation was computed. [2020-07-20 17:11:45,525 INFO L268 CegarLoopResult]: For program point L758(lines 758 762) no Hoare annotation was computed. [2020-07-20 17:11:45,525 INFO L264 CegarLoopResult]: At program point L787(lines 751 818) the Hoare annotation is: (or (not (<= ~MPR3~0 6)) (not (= ~SKIP1~0 |old(~s~0)|)) (not (<= 7 ~IPC~0)) (= 1 ~pended~0) (not (= 0 ~compRegistered~0)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2)) (= ~SKIP1~0 ~s~0)) [2020-07-20 17:11:45,525 INFO L268 CegarLoopResult]: For program point PoCallDriverEXIT(lines 743 819) no Hoare annotation was computed. [2020-07-20 17:11:45,525 INFO L264 CegarLoopResult]: At program point L754(line 754) the Hoare annotation is: (or (not (<= ~MPR3~0 6)) (not (<= 7 ~IPC~0)) (not (= ~SKIP1~0 |old(~s~0)|)) (not (<= ~DC~0 2)) (= 1 ~pended~0) (not (= 0 ~compRegistered~0)) (not (<= 4 ~SKIP2~0))) [2020-07-20 17:11:45,525 INFO L268 CegarLoopResult]: For program point L754-1(line 754) no Hoare annotation was computed. [2020-07-20 17:11:45,526 INFO L264 CegarLoopResult]: At program point L812(line 812) the Hoare annotation is: (or (not (<= ~MPR3~0 6)) (not (<= 7 ~IPC~0)) (not (= ~SKIP1~0 |old(~s~0)|)) (not (<= ~DC~0 2)) (= 1 ~pended~0) (not (= 0 ~compRegistered~0)) (not (<= 4 ~SKIP2~0))) [2020-07-20 17:11:45,526 INFO L268 CegarLoopResult]: For program point L812-1(lines 791 816) no Hoare annotation was computed. [2020-07-20 17:11:45,526 INFO L264 CegarLoopResult]: At program point L775(lines 774 789) the Hoare annotation is: (or (not (<= ~MPR3~0 6)) (not (= ~SKIP1~0 |old(~s~0)|)) (not (<= 7 ~IPC~0)) (= 1 ~pended~0) (not (= 0 ~compRegistered~0)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2)) (= ~SKIP1~0 ~s~0)) [2020-07-20 17:11:45,526 INFO L268 CegarLoopResult]: For program point L767(lines 767 790) no Hoare annotation was computed. [2020-07-20 17:11:45,526 INFO L268 CegarLoopResult]: For program point PoCallDriverFINAL(lines 743 819) no Hoare annotation was computed. [2020-07-20 17:11:45,526 INFO L264 CegarLoopResult]: At program point PoCallDriverENTRY(lines 743 819) the Hoare annotation is: (or (not (<= ~MPR3~0 6)) (not (= ~SKIP1~0 |old(~s~0)|)) (not (<= 7 ~IPC~0)) (= 1 ~pended~0) (not (= 0 ~compRegistered~0)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2)) (= ~SKIP1~0 ~s~0)) [2020-07-20 17:11:45,526 INFO L268 CegarLoopResult]: For program point L772(lines 772 789) no Hoare annotation was computed. [2020-07-20 17:11:45,527 INFO L264 CegarLoopResult]: At program point L768(lines 767 790) the Hoare annotation is: (or (not (<= ~MPR3~0 6)) (not (= ~SKIP1~0 |old(~s~0)|)) (not (<= 7 ~IPC~0)) (= 1 ~pended~0) (not (= 0 ~compRegistered~0)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2)) (= ~SKIP1~0 ~s~0)) [2020-07-20 17:11:45,527 INFO L264 CegarLoopResult]: At program point L760(line 760) the Hoare annotation is: (or (not (<= ~MPR3~0 6)) (not (<= 7 ~IPC~0)) (not (= ~SKIP1~0 |old(~s~0)|)) (not (<= ~DC~0 2)) (= 1 ~pended~0) (not (= 0 ~compRegistered~0)) (not (<= 4 ~SKIP2~0))) [2020-07-20 17:11:45,527 INFO L268 CegarLoopResult]: For program point L752(lines 752 764) no Hoare annotation was computed. [2020-07-20 17:11:45,527 INFO L268 CegarLoopResult]: For program point L752-1(lines 752 764) no Hoare annotation was computed. [2020-07-20 17:11:45,527 INFO L264 CegarLoopResult]: At program point L773(lines 772 789) the Hoare annotation is: (or (not (<= ~MPR3~0 6)) (not (= ~SKIP1~0 |old(~s~0)|)) (not (<= 7 ~IPC~0)) (= 1 ~pended~0) (not (= 0 ~compRegistered~0)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2)) (= ~SKIP1~0 ~s~0)) [2020-07-20 17:11:45,527 INFO L268 CegarLoopResult]: For program point L798(lines 798 804) no Hoare annotation was computed. [2020-07-20 17:11:45,527 INFO L268 CegarLoopResult]: For program point L807(lines 807 814) no Hoare annotation was computed. [2020-07-20 17:11:45,527 INFO L268 CegarLoopResult]: For program point L636(lines 636 654) no Hoare annotation was computed. [2020-07-20 17:11:45,528 INFO L268 CegarLoopResult]: For program point KbFilter_CreateCloseEXIT(lines 627 662) no Hoare annotation was computed. [2020-07-20 17:11:45,528 INFO L264 CegarLoopResult]: At program point L651(lines 639 653) the Hoare annotation is: (or (not (<= ~MPR3~0 6)) (= ~s~0 ~NP~0) (not (<= 7 ~IPC~0)) (= 1 ~pended~0) (not (= 0 ~compRegistered~0)) (not (= ~NP~0 |old(~s~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2))) [2020-07-20 17:11:45,528 INFO L264 CegarLoopResult]: At program point L643(lines 636 654) the Hoare annotation is: (or (not (<= ~MPR3~0 6)) (= ~s~0 ~NP~0) (not (<= 7 ~IPC~0)) (= 1 ~pended~0) (not (= 0 ~compRegistered~0)) (not (= ~NP~0 |old(~s~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2))) [2020-07-20 17:11:45,528 INFO L268 CegarLoopResult]: For program point L639(lines 639 653) no Hoare annotation was computed. [2020-07-20 17:11:45,528 INFO L264 CegarLoopResult]: At program point KbFilter_CreateCloseENTRY(lines 627 662) the Hoare annotation is: (or (not (<= ~MPR3~0 6)) (= ~s~0 ~NP~0) (not (<= 7 ~IPC~0)) (= 1 ~pended~0) (not (= 0 ~compRegistered~0)) (not (= ~NP~0 |old(~s~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2))) [2020-07-20 17:11:45,528 INFO L264 CegarLoopResult]: At program point L658(line 658) the Hoare annotation is: (or (not (<= ~MPR3~0 6)) (= ~s~0 ~NP~0) (not (<= 7 ~IPC~0)) (= 1 ~pended~0) (not (= 0 ~compRegistered~0)) (not (= ~NP~0 |old(~s~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2))) [2020-07-20 17:11:45,528 INFO L268 CegarLoopResult]: For program point L658-1(line 658) no Hoare annotation was computed. [2020-07-20 17:11:45,529 INFO L268 CegarLoopResult]: For program point KbFilter_CreateCloseFINAL(lines 627 662) no Hoare annotation was computed. [2020-07-20 17:11:45,529 INFO L268 CegarLoopResult]: For program point L642(lines 642 652) no Hoare annotation was computed. [2020-07-20 17:11:45,529 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 17:11:45,529 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~s~0 |old(~s~0)|) [2020-07-20 17:11:45,529 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 17:11:45,529 INFO L268 CegarLoopResult]: For program point L894(lines 894 982) no Hoare annotation was computed. [2020-07-20 17:11:45,529 INFO L264 CegarLoopResult]: At program point L890(lines 889 984) the Hoare annotation is: (or (not (<= ~MPR3~0 6)) (= ~s~0 ~NP~0) (not (<= 7 ~IPC~0)) (= 1 ~pended~0) (not (= 0 ~compRegistered~0)) (not (= ~NP~0 |old(~s~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2))) [2020-07-20 17:11:45,529 INFO L268 CegarLoopResult]: For program point L915(lines 915 976) no Hoare annotation was computed. [2020-07-20 17:11:45,530 INFO L264 CegarLoopResult]: At program point L882(lines 881 986) the Hoare annotation is: (or (not (<= ~MPR3~0 6)) (= ~s~0 ~NP~0) (not (<= 7 ~IPC~0)) (= 1 ~pended~0) (not (= 0 ~compRegistered~0)) (not (= ~NP~0 |old(~s~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2))) [2020-07-20 17:11:45,530 INFO L268 CegarLoopResult]: For program point KbFilter_InternIoCtlEXIT(lines 820 1005) no Hoare annotation was computed. [2020-07-20 17:11:45,530 INFO L268 CegarLoopResult]: For program point L932(lines 932 971) no Hoare annotation was computed. [2020-07-20 17:11:45,530 INFO L268 CegarLoopResult]: For program point L957-1(lines 957 959) no Hoare annotation was computed. [2020-07-20 17:11:45,530 INFO L268 CegarLoopResult]: For program point L908(lines 908 978) no Hoare annotation was computed. [2020-07-20 17:11:45,530 INFO L264 CegarLoopResult]: At program point L970(lines 865 1004) the Hoare annotation is: (or (not (<= ~MPR3~0 6)) (= ~s~0 ~NP~0) (not (<= 7 ~IPC~0)) (= 1 ~pended~0) (not (= 0 ~compRegistered~0)) (not (= ~NP~0 |old(~s~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2))) [2020-07-20 17:11:45,530 INFO L264 CegarLoopResult]: At program point L933(lines 873 988) the Hoare annotation is: (or (not (<= ~MPR3~0 6)) (= ~s~0 ~NP~0) (not (<= 7 ~IPC~0)) (= 1 ~pended~0) (not (= 0 ~compRegistered~0)) (not (= ~NP~0 |old(~s~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2))) [2020-07-20 17:11:45,530 INFO L264 CegarLoopResult]: At program point L995(line 995) the Hoare annotation is: (or (not (<= ~MPR3~0 6)) (= ~s~0 ~NP~0) (not (<= 7 ~IPC~0)) (= 1 ~pended~0) (not (= 0 ~compRegistered~0)) (not (= ~NP~0 |old(~s~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2))) [2020-07-20 17:11:45,531 INFO L268 CegarLoopResult]: For program point L995-1(line 995) no Hoare annotation was computed. [2020-07-20 17:11:45,531 INFO L268 CegarLoopResult]: For program point L929(lines 929 972) no Hoare annotation was computed. [2020-07-20 17:11:45,531 INFO L268 CegarLoopResult]: For program point L954(lines 954 956) no Hoare annotation was computed. [2020-07-20 17:11:45,531 INFO L268 CegarLoopResult]: For program point L954-2(lines 932 969) no Hoare annotation was computed. [2020-07-20 17:11:45,531 INFO L268 CegarLoopResult]: For program point L938(lines 938 941) no Hoare annotation was computed. [2020-07-20 17:11:45,531 INFO L268 CegarLoopResult]: For program point L901(lines 901 980) no Hoare annotation was computed. [2020-07-20 17:11:45,531 INFO L268 CegarLoopResult]: For program point L922(lines 922 974) no Hoare annotation was computed. [2020-07-20 17:11:45,531 INFO L268 CegarLoopResult]: For program point L889(lines 889 984) no Hoare annotation was computed. [2020-07-20 17:11:45,532 INFO L264 CegarLoopResult]: At program point KbFilter_InternIoCtlENTRY(lines 820 1005) the Hoare annotation is: (or (not (<= ~MPR3~0 6)) (= ~s~0 ~NP~0) (not (<= 7 ~IPC~0)) (= 1 ~pended~0) (not (= 0 ~compRegistered~0)) (not (= ~NP~0 |old(~s~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2))) [2020-07-20 17:11:45,532 INFO L268 CegarLoopResult]: For program point L881(lines 881 986) no Hoare annotation was computed. [2020-07-20 17:11:45,532 INFO L268 CegarLoopResult]: For program point L873(lines 873 988) no Hoare annotation was computed. [2020-07-20 17:11:45,532 INFO L264 CegarLoopResult]: At program point L1001(line 1001) the Hoare annotation is: (or (not (<= ~MPR3~0 6)) (= ~s~0 ~NP~0) (not (<= 7 ~IPC~0)) (= 1 ~pended~0) (not (= 0 ~compRegistered~0)) (not (= ~NP~0 |old(~s~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2))) [2020-07-20 17:11:45,532 INFO L268 CegarLoopResult]: For program point L1001-1(line 1001) no Hoare annotation was computed. [2020-07-20 17:11:45,532 INFO L268 CegarLoopResult]: For program point KbFilter_InternIoCtlFINAL(lines 820 1005) no Hoare annotation was computed. [2020-07-20 17:11:45,532 INFO L268 CegarLoopResult]: For program point KeWaitForSingleObjectEXIT(lines 574 615) no Hoare annotation was computed. [2020-07-20 17:11:45,532 INFO L268 CegarLoopResult]: For program point L601(lines 601 613) no Hoare annotation was computed. [2020-07-20 17:11:45,533 INFO L264 CegarLoopResult]: At program point L587(lines 579 598) the Hoare annotation is: (let ((.cse0 (not (<= ~MPR3~0 6))) (.cse1 (not (<= 7 ~IPC~0))) (.cse2 (not (<= 5 ~MPR1~0))) (.cse3 (= 1 ~pended~0)) (.cse4 (not (<= ~NP~0 1))) (.cse5 (not (<= 6 ~MPR3~0))) (.cse6 (not (<= 4 ~SKIP2~0))) (.cse7 (not (<= ~DC~0 2))) (.cse8 (not (<= 1 ~compRegistered~0)))) (and (or .cse0 (= ~s~0 ~NP~0) .cse1 .cse2 .cse3 (not (= ~NP~0 |old(~s~0)|)) .cse4 .cse5 .cse6 .cse7 .cse8) (or (not (= 1 |old(~setEventCalled~0)|)) (not (= ~MPR3~0 |old(~s~0)|)) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8))) [2020-07-20 17:11:45,533 INFO L268 CegarLoopResult]: For program point L579(lines 579 598) no Hoare annotation was computed. [2020-07-20 17:11:45,533 INFO L268 CegarLoopResult]: For program point KeWaitForSingleObjectFINAL(lines 574 615) no Hoare annotation was computed. [2020-07-20 17:11:45,533 INFO L264 CegarLoopResult]: At program point L604(lines 603 613) the Hoare annotation is: (let ((.cse0 (not (<= ~MPR3~0 6))) (.cse1 (= ~s~0 ~NP~0)) (.cse2 (not (<= 7 ~IPC~0))) (.cse3 (not (<= 5 ~MPR1~0))) (.cse4 (= 1 ~pended~0)) (.cse5 (not (<= ~NP~0 1))) (.cse6 (not (<= 6 ~MPR3~0))) (.cse7 (not (<= 4 ~SKIP2~0))) (.cse8 (not (<= ~DC~0 2))) (.cse9 (not (<= 1 ~compRegistered~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ~NP~0 |old(~s~0)|)) .cse5 .cse6 .cse7 .cse8 .cse9) (or (not (= 1 |old(~setEventCalled~0)|)) (not (= ~MPR3~0 |old(~s~0)|)) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9))) [2020-07-20 17:11:45,533 INFO L264 CegarLoopResult]: At program point L602(lines 601 613) the Hoare annotation is: (let ((.cse0 (not (<= ~MPR3~0 6))) (.cse1 (= ~s~0 ~NP~0)) (.cse2 (not (<= 7 ~IPC~0))) (.cse3 (not (<= 5 ~MPR1~0))) (.cse4 (= 1 ~pended~0)) (.cse5 (not (<= ~NP~0 1))) (.cse6 (not (<= 6 ~MPR3~0))) (.cse7 (not (<= 4 ~SKIP2~0))) (.cse8 (not (<= ~DC~0 2))) (.cse9 (not (<= 1 ~compRegistered~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ~NP~0 |old(~s~0)|)) .cse5 .cse6 .cse7 .cse8 .cse9) (or (not (= 1 |old(~setEventCalled~0)|)) (not (= ~MPR3~0 |old(~s~0)|)) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9))) [2020-07-20 17:11:45,534 INFO L264 CegarLoopResult]: At program point L594(line 594) the Hoare annotation is: (let ((.cse0 (not (<= ~MPR3~0 6))) (.cse1 (not (<= 7 ~IPC~0))) (.cse2 (not (<= 5 ~MPR1~0))) (.cse3 (= 1 ~pended~0)) (.cse4 (not (<= ~NP~0 1))) (.cse5 (not (<= 6 ~MPR3~0))) (.cse6 (not (<= 4 ~SKIP2~0))) (.cse7 (not (<= ~DC~0 2))) (.cse8 (not (<= 1 ~compRegistered~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~NP~0 |old(~s~0)|)) .cse4 .cse5 .cse6 .cse7 .cse8) (or (not (= 1 |old(~setEventCalled~0)|)) (not (= ~MPR3~0 |old(~s~0)|)) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8))) [2020-07-20 17:11:45,534 INFO L268 CegarLoopResult]: For program point L592(lines 592 596) no Hoare annotation was computed. [2020-07-20 17:11:45,534 INFO L268 CegarLoopResult]: For program point L592-1(lines 579 598) no Hoare annotation was computed. [2020-07-20 17:11:45,534 INFO L264 CegarLoopResult]: At program point KeWaitForSingleObjectENTRY(lines 574 615) the Hoare annotation is: (let ((.cse0 (not (<= ~MPR3~0 6))) (.cse1 (not (<= 7 ~IPC~0))) (.cse2 (not (<= 5 ~MPR1~0))) (.cse3 (= 1 ~pended~0)) (.cse4 (not (<= ~NP~0 1))) (.cse5 (not (<= 6 ~MPR3~0))) (.cse6 (not (<= 4 ~SKIP2~0))) (.cse7 (not (<= ~DC~0 2))) (.cse8 (not (<= 1 ~compRegistered~0)))) (and (or .cse0 (= ~s~0 ~NP~0) .cse1 .cse2 .cse3 (not (= ~NP~0 |old(~s~0)|)) .cse4 .cse5 .cse6 .cse7 .cse8) (or (not (= 1 |old(~setEventCalled~0)|)) (not (= ~MPR3~0 |old(~s~0)|)) .cse0 .cse1 (and (= ~MPR3~0 ~s~0) (= ~setEventCalled~0 1)) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8))) [2020-07-20 17:11:45,534 INFO L268 CegarLoopResult]: For program point L580(lines 580 585) no Hoare annotation was computed. [2020-07-20 17:11:45,534 INFO L264 CegarLoopResult]: At program point L560(line 560) the Hoare annotation is: (let ((.cse0 (not (= |old(~s~0)| ~NP~0))) (.cse1 (not (<= ~MPR3~0 6))) (.cse2 (not (<= 7 ~IPC~0))) (.cse3 (not (<= ~DC~0 2))) (.cse4 (= 1 ~pended~0)) (.cse5 (not (<= 4 ~SKIP2~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= 0 ~compRegistered~0)) .cse5) (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (not (<= 1 ~compRegistered~0))))) [2020-07-20 17:11:45,534 INFO L268 CegarLoopResult]: For program point L560-1(lines 552 565) no Hoare annotation was computed. [2020-07-20 17:11:45,535 INFO L268 CegarLoopResult]: For program point L556(lines 556 562) no Hoare annotation was computed. [2020-07-20 17:11:45,535 INFO L264 CegarLoopResult]: At program point IofCompleteRequestENTRY(lines 552 565) the Hoare annotation is: (let ((.cse0 (not (<= ~MPR3~0 6))) (.cse1 (= ~s~0 ~NP~0)) (.cse2 (not (<= 7 ~IPC~0))) (.cse3 (= 1 ~pended~0)) (.cse4 (not (= ~NP~0 |old(~s~0)|))) (.cse5 (not (<= 4 ~SKIP2~0))) (.cse6 (not (<= ~DC~0 2)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (not (<= 1 ~compRegistered~0))) (or .cse0 .cse1 .cse2 .cse3 (not (= 0 ~compRegistered~0)) .cse4 .cse5 .cse6))) [2020-07-20 17:11:45,535 INFO L268 CegarLoopResult]: For program point IofCompleteRequestEXIT(lines 552 565) no Hoare annotation was computed. [2020-07-20 17:11:45,535 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 17:11:45,535 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~s~0 ~NP~0) (= ~MPR1~0 ~s~0) (= ~s~0 ~UNLOADED~0) (not (= 1 ~pended~0)) (= ~MPR3~0 ~s~0) (= 0 ~compRegistered~0) (= ~SKIP1~0 ~s~0)) [2020-07-20 17:11:45,535 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 17:11:45,535 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 17:11:45,536 INFO L264 CegarLoopResult]: At program point KbFilter_DispatchPassThroughENTRY(lines 663 686) the Hoare annotation is: (or (not (<= ~MPR3~0 6)) (= ~s~0 ~NP~0) (not (<= 7 ~IPC~0)) (= 1 ~pended~0) (not (= 0 ~compRegistered~0)) (not (= ~NP~0 |old(~s~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2))) [2020-07-20 17:11:45,536 INFO L268 CegarLoopResult]: For program point L672(lines 672 678) no Hoare annotation was computed. [2020-07-20 17:11:45,536 INFO L264 CegarLoopResult]: At program point L682(line 682) the Hoare annotation is: (or (not (<= ~MPR3~0 6)) (not (<= 7 ~IPC~0)) (= 1 ~pended~0) (not (= 0 ~compRegistered~0)) (not (= ~NP~0 |old(~s~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2)) (= ~SKIP1~0 ~s~0)) [2020-07-20 17:11:45,536 INFO L268 CegarLoopResult]: For program point L682-1(line 682) no Hoare annotation was computed. [2020-07-20 17:11:45,536 INFO L268 CegarLoopResult]: For program point KbFilter_DispatchPassThroughFINAL(lines 663 686) no Hoare annotation was computed. [2020-07-20 17:11:45,536 INFO L264 CegarLoopResult]: At program point L676(line 676) the Hoare annotation is: (or (not (= |old(~s~0)| ~NP~0)) (not (<= ~MPR3~0 6)) (not (<= 7 ~IPC~0)) (not (<= ~DC~0 2)) (= 1 ~pended~0) (not (= 0 ~compRegistered~0)) (not (<= 4 ~SKIP2~0))) [2020-07-20 17:11:45,536 INFO L268 CegarLoopResult]: For program point KbFilter_DispatchPassThroughEXIT(lines 663 686) no Hoare annotation was computed. [2020-07-20 17:11:45,537 INFO L268 CegarLoopResult]: For program point L676-1(lines 672 678) no Hoare annotation was computed. [2020-07-20 17:11:45,537 INFO L264 CegarLoopResult]: At program point L225(line 225) the Hoare annotation is: (or (not (<= ~MPR3~0 6)) (not (<= 7 ~IPC~0)) (not (<= 5 ~MPR1~0)) (= 1 ~pended~0) (not (= ~NP~0 |old(~s~0)|)) (not (<= ~NP~0 1)) (not (<= 6 ~MPR3~0)) (not (= 0 |old(~compRegistered~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2))) [2020-07-20 17:11:45,537 INFO L264 CegarLoopResult]: At program point L192(lines 192 193) the Hoare annotation is: (or (not (<= ~MPR3~0 6)) (not (<= 7 ~IPC~0)) (not (<= 5 ~MPR1~0)) (= 1 ~pended~0) (not (= ~NP~0 |old(~s~0)|)) (not (<= ~NP~0 1)) (not (<= 6 ~MPR3~0)) (not (= 0 |old(~compRegistered~0)|)) (not (<= 4 ~SKIP2~0)) (and (= ~s~0 |old(~s~0)|) (<= 1 ~compRegistered~0) (<= 0 KbFilter_PnP_~status~0)) (not (<= ~DC~0 2))) [2020-07-20 17:11:45,537 INFO L268 CegarLoopResult]: For program point L225-1(lines 221 227) no Hoare annotation was computed. [2020-07-20 17:11:45,537 INFO L268 CegarLoopResult]: For program point L192-1(lines 192 193) no Hoare annotation was computed. [2020-07-20 17:11:45,537 INFO L268 CegarLoopResult]: For program point L151(lines 151 274) no Hoare annotation was computed. [2020-07-20 17:11:45,537 INFO L268 CegarLoopResult]: For program point L118(lines 118 285) no Hoare annotation was computed. [2020-07-20 17:11:45,538 INFO L264 CegarLoopResult]: At program point L110(lines 109 288) the Hoare annotation is: (or (not (<= ~MPR3~0 6)) (not (<= 7 ~IPC~0)) (not (<= 5 ~MPR1~0)) (= 1 ~pended~0) (and (= ~s~0 ~NP~0) (= 0 ~compRegistered~0)) (not (= ~NP~0 |old(~s~0)|)) (not (<= ~NP~0 1)) (not (<= 6 ~MPR3~0)) (not (= 0 |old(~compRegistered~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2))) [2020-07-20 17:11:45,538 INFO L271 CegarLoopResult]: At program point L267(lines 170 268) the Hoare annotation is: true [2020-07-20 17:11:45,538 INFO L268 CegarLoopResult]: For program point L160(lines 160 271) no Hoare annotation was computed. [2020-07-20 17:11:45,538 INFO L268 CegarLoopResult]: For program point L127(lines 127 282) no Hoare annotation was computed. [2020-07-20 17:11:45,538 INFO L264 CegarLoopResult]: At program point L177(line 177) the Hoare annotation is: (or (not (<= ~MPR3~0 6)) (not (<= 7 ~IPC~0)) (not (<= 5 ~MPR1~0)) (= 1 ~pended~0) (not (= ~NP~0 |old(~s~0)|)) (not (<= ~NP~0 1)) (not (<= 6 ~MPR3~0)) (not (= 0 |old(~compRegistered~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2))) [2020-07-20 17:11:45,538 INFO L264 CegarLoopResult]: At program point L169(lines 115 286) the Hoare annotation is: (or (not (<= ~MPR3~0 6)) (not (<= 7 ~IPC~0)) (not (<= 5 ~MPR1~0)) (= 1 ~pended~0) (and (= ~s~0 ~NP~0) (= 0 ~compRegistered~0)) (not (= ~NP~0 |old(~s~0)|)) (not (<= ~NP~0 1)) (not (<= 6 ~MPR3~0)) (not (= 0 |old(~compRegistered~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2))) [2020-07-20 17:11:45,538 INFO L268 CegarLoopResult]: For program point L136(lines 136 279) no Hoare annotation was computed. [2020-07-20 17:11:45,538 INFO L268 CegarLoopResult]: For program point KbFilter_PnPEXIT(lines 79 292) no Hoare annotation was computed. [2020-07-20 17:11:45,539 INFO L268 CegarLoopResult]: For program point L145(lines 145 276) no Hoare annotation was computed. [2020-07-20 17:11:45,539 INFO L268 CegarLoopResult]: For program point L112(lines 112 287) no Hoare annotation was computed. [2020-07-20 17:11:45,539 INFO L268 CegarLoopResult]: For program point L154(lines 154 273) no Hoare annotation was computed. [2020-07-20 17:11:45,539 INFO L268 CegarLoopResult]: For program point L121(lines 121 284) no Hoare annotation was computed. [2020-07-20 17:11:45,539 INFO L264 CegarLoopResult]: At program point L113(lines 112 287) the Hoare annotation is: (or (not (<= ~MPR3~0 6)) (not (<= 7 ~IPC~0)) (not (<= 5 ~MPR1~0)) (= 1 ~pended~0) (and (= ~s~0 ~NP~0) (= 0 ~compRegistered~0)) (not (= ~NP~0 |old(~s~0)|)) (not (<= ~NP~0 1)) (not (<= 6 ~MPR3~0)) (not (= 0 |old(~compRegistered~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2))) [2020-07-20 17:11:45,539 INFO L264 CegarLoopResult]: At program point KbFilter_PnPENTRY(lines 79 292) the Hoare annotation is: (or (not (<= ~MPR3~0 6)) (not (<= 7 ~IPC~0)) (not (<= 5 ~MPR1~0)) (= 1 ~pended~0) (not (= ~NP~0 |old(~s~0)|)) (and (= ~s~0 |old(~s~0)|) (= 0 ~compRegistered~0)) (not (<= ~NP~0 1)) (not (<= 6 ~MPR3~0)) (not (= 0 |old(~compRegistered~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2))) [2020-07-20 17:11:45,539 INFO L268 CegarLoopResult]: For program point L237(lines 237 243) no Hoare annotation was computed. [2020-07-20 17:11:45,539 INFO L268 CegarLoopResult]: For program point KbFilter_PnPFINAL(lines 79 292) no Hoare annotation was computed. [2020-07-20 17:11:45,540 INFO L264 CegarLoopResult]: At program point L262(lines 262 263) the Hoare annotation is: (or (not (<= ~MPR3~0 6)) (not (<= 7 ~IPC~0)) (not (<= 5 ~MPR1~0)) (= 1 ~pended~0) (not (= ~NP~0 |old(~s~0)|)) (and (= 0 ~compRegistered~0) (= ~SKIP1~0 ~s~0)) (not (<= ~NP~0 1)) (not (<= 6 ~MPR3~0)) (not (= 0 |old(~compRegistered~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2))) [2020-07-20 17:11:45,540 INFO L268 CegarLoopResult]: For program point L262-1(lines 262 263) no Hoare annotation was computed. [2020-07-20 17:11:45,540 INFO L268 CegarLoopResult]: For program point L163(lines 163 270) no Hoare annotation was computed. [2020-07-20 17:11:45,540 INFO L268 CegarLoopResult]: For program point L130(lines 130 281) no Hoare annotation was computed. [2020-07-20 17:11:45,540 INFO L268 CegarLoopResult]: For program point L221(lines 221 227) no Hoare annotation was computed. [2020-07-20 17:11:45,540 INFO L268 CegarLoopResult]: For program point L180(lines 180 186) no Hoare annotation was computed. [2020-07-20 17:11:45,540 INFO L268 CegarLoopResult]: For program point L180-1(lines 175 187) no Hoare annotation was computed. [2020-07-20 17:11:45,541 INFO L268 CegarLoopResult]: For program point L205(lines 205 211) no Hoare annotation was computed. [2020-07-20 17:11:45,541 INFO L268 CegarLoopResult]: For program point L139(lines 139 278) no Hoare annotation was computed. [2020-07-20 17:11:45,541 INFO L268 CegarLoopResult]: For program point L106(lines 106 289) no Hoare annotation was computed. [2020-07-20 17:11:45,541 INFO L268 CegarLoopResult]: For program point L197(lines 197 203) no Hoare annotation was computed. [2020-07-20 17:11:45,541 INFO L268 CegarLoopResult]: For program point L197-2(lines 170 266) no Hoare annotation was computed. [2020-07-20 17:11:45,541 INFO L264 CegarLoopResult]: At program point L247(line 247) the Hoare annotation is: (or (not (<= ~MPR3~0 6)) (not (<= 7 ~IPC~0)) (not (<= 5 ~MPR1~0)) (= 1 ~pended~0) (not (= ~NP~0 |old(~s~0)|)) (and (= 0 ~compRegistered~0) (= ~SKIP1~0 ~s~0)) (not (<= ~NP~0 1)) (not (<= 6 ~MPR3~0)) (not (= 0 |old(~compRegistered~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2))) [2020-07-20 17:11:45,541 INFO L268 CegarLoopResult]: For program point L247-1(line 247) no Hoare annotation was computed. [2020-07-20 17:11:45,542 INFO L268 CegarLoopResult]: For program point L148(lines 148 275) no Hoare annotation was computed. [2020-07-20 17:11:45,542 INFO L268 CegarLoopResult]: For program point L115(lines 115 286) no Hoare annotation was computed. [2020-07-20 17:11:45,542 INFO L268 CegarLoopResult]: For program point L206(lines 206 210) no Hoare annotation was computed. [2020-07-20 17:11:45,542 INFO L264 CegarLoopResult]: At program point L107(lines 106 289) the Hoare annotation is: (or (not (<= ~MPR3~0 6)) (not (<= 7 ~IPC~0)) (not (<= 5 ~MPR1~0)) (= 1 ~pended~0) (not (= ~NP~0 |old(~s~0)|)) (not (<= ~NP~0 1)) (not (<= 6 ~MPR3~0)) (not (= 0 |old(~compRegistered~0)|)) (not (<= 4 ~SKIP2~0)) (and (= ~s~0 |old(~s~0)|) (= 0 ~compRegistered~0) (<= 0 KbFilter_PnP_~status~0)) (not (<= ~DC~0 2))) [2020-07-20 17:11:45,542 INFO L264 CegarLoopResult]: At program point L231(lines 231 232) the Hoare annotation is: (or (not (<= ~MPR3~0 6)) (not (<= 7 ~IPC~0)) (not (<= 5 ~MPR1~0)) (= 1 ~pended~0) (not (= ~NP~0 |old(~s~0)|)) (and (= 0 ~compRegistered~0) (= ~SKIP1~0 ~s~0)) (not (<= ~NP~0 1)) (not (<= 6 ~MPR3~0)) (not (= 0 |old(~compRegistered~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2))) [2020-07-20 17:11:45,542 INFO L268 CegarLoopResult]: For program point L231-1(lines 231 232) no Hoare annotation was computed. [2020-07-20 17:11:45,542 INFO L264 CegarLoopResult]: At program point L256(line 256) the Hoare annotation is: (or (not (<= ~MPR3~0 6)) (not (<= 7 ~IPC~0)) (not (<= 5 ~MPR1~0)) (= 1 ~pended~0) (not (= ~NP~0 |old(~s~0)|)) (not (<= ~NP~0 1)) (not (<= 6 ~MPR3~0)) (not (= 0 |old(~compRegistered~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2))) [2020-07-20 17:11:45,542 INFO L268 CegarLoopResult]: For program point L256-1(lines 252 258) no Hoare annotation was computed. [2020-07-20 17:11:45,543 INFO L268 CegarLoopResult]: For program point L157(lines 157 272) no Hoare annotation was computed. [2020-07-20 17:11:45,543 INFO L268 CegarLoopResult]: For program point L124(lines 124 283) no Hoare annotation was computed. [2020-07-20 17:11:45,543 INFO L264 CegarLoopResult]: At program point L182(line 182) the Hoare annotation is: (or (not (<= ~MPR3~0 6)) (not (<= 7 ~IPC~0)) (not (<= 5 ~MPR1~0)) (= 1 ~pended~0) (not (= ~NP~0 |old(~s~0)|)) (not (<= ~NP~0 1)) (not (<= 6 ~MPR3~0)) (not (= 0 |old(~compRegistered~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2))) [2020-07-20 17:11:45,543 INFO L264 CegarLoopResult]: At program point L199(lines 199 201) the Hoare annotation is: (let ((.cse0 (<= 1 ~compRegistered~0))) (or (not (<= ~MPR3~0 6)) (not (<= 7 ~IPC~0)) (not (<= 5 ~MPR1~0)) (= 1 ~pended~0) (not (= ~NP~0 |old(~s~0)|)) (not (<= 6 ~MPR3~0)) (not (= 0 |old(~compRegistered~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~NP~0 1)) (and (= 259 KbFilter_PnP_~__cil_tmp23~0) (= ~MPR3~0 ~s~0) (= ~setEventCalled~0 1) .cse0 (<= 0 KbFilter_PnP_~status~0)) (and (= ~s~0 ~NP~0) .cse0) (not (<= ~DC~0 2)))) [2020-07-20 17:11:45,543 INFO L268 CegarLoopResult]: For program point L166(lines 166 269) no Hoare annotation was computed. [2020-07-20 17:11:45,543 INFO L268 CegarLoopResult]: For program point L199-1(lines 199 201) no Hoare annotation was computed. [2020-07-20 17:11:45,543 INFO L268 CegarLoopResult]: For program point L133(lines 133 280) no Hoare annotation was computed. [2020-07-20 17:11:45,544 INFO L264 CegarLoopResult]: At program point L216(line 216) the Hoare annotation is: (or (not (<= ~MPR3~0 6)) (not (<= 7 ~IPC~0)) (not (<= 5 ~MPR1~0)) (= 1 ~pended~0) (not (= ~NP~0 |old(~s~0)|)) (not (<= ~NP~0 1)) (not (<= 6 ~MPR3~0)) (not (= 0 |old(~compRegistered~0)|)) (not (<= 4 ~SKIP2~0)) (and (= ~s~0 ~NP~0) (<= 1 ~compRegistered~0)) (not (<= ~DC~0 2))) [2020-07-20 17:11:45,544 INFO L264 CegarLoopResult]: At program point L241(line 241) the Hoare annotation is: (or (not (<= ~MPR3~0 6)) (not (<= 7 ~IPC~0)) (not (<= 5 ~MPR1~0)) (= 1 ~pended~0) (not (= ~NP~0 |old(~s~0)|)) (not (<= ~NP~0 1)) (not (<= 6 ~MPR3~0)) (not (= 0 |old(~compRegistered~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2))) [2020-07-20 17:11:45,544 INFO L268 CegarLoopResult]: For program point L241-1(lines 237 243) no Hoare annotation was computed. [2020-07-20 17:11:45,544 INFO L268 CegarLoopResult]: For program point L175(lines 175 187) no Hoare annotation was computed. [2020-07-20 17:11:45,544 INFO L268 CegarLoopResult]: For program point L142(lines 142 277) no Hoare annotation was computed. [2020-07-20 17:11:45,544 INFO L268 CegarLoopResult]: For program point L109(lines 109 288) no Hoare annotation was computed. [2020-07-20 17:11:45,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 05:11:45 BoogieIcfgContainer [2020-07-20 17:11:45,595 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 17:11:45,597 INFO L168 Benchmark]: Toolchain (without parser) took 17841.21 ms. Allocated memory was 135.8 MB in the beginning and 407.9 MB in the end (delta: 272.1 MB). Free memory was 99.9 MB in the beginning and 220.0 MB in the end (delta: -120.1 MB). Peak memory consumption was 258.9 MB. Max. memory is 7.1 GB. [2020-07-20 17:11:45,598 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 135.8 MB. Free memory was 118.9 MB in the beginning and 118.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-20 17:11:45,599 INFO L168 Benchmark]: CACSL2BoogieTranslator took 654.43 ms. Allocated memory was 135.8 MB in the beginning and 201.3 MB in the end (delta: 65.5 MB). Free memory was 99.4 MB in the beginning and 176.9 MB in the end (delta: -77.5 MB). Peak memory consumption was 33.6 MB. Max. memory is 7.1 GB. [2020-07-20 17:11:45,599 INFO L168 Benchmark]: Boogie Preprocessor took 82.98 ms. Allocated memory is still 201.3 MB. Free memory was 176.9 MB in the beginning and 173.6 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. [2020-07-20 17:11:45,600 INFO L168 Benchmark]: RCFGBuilder took 1168.90 ms. Allocated memory is still 201.3 MB. Free memory was 173.6 MB in the beginning and 102.1 MB in the end (delta: 71.5 MB). Peak memory consumption was 71.5 MB. Max. memory is 7.1 GB. [2020-07-20 17:11:45,600 INFO L168 Benchmark]: TraceAbstraction took 15926.61 ms. Allocated memory was 201.3 MB in the beginning and 407.9 MB in the end (delta: 206.6 MB). Free memory was 102.1 MB in the beginning and 220.0 MB in the end (delta: -117.9 MB). Peak memory consumption was 195.6 MB. Max. memory is 7.1 GB. [2020-07-20 17:11:45,603 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 135.8 MB. Free memory was 118.9 MB in the beginning and 118.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 654.43 ms. Allocated memory was 135.8 MB in the beginning and 201.3 MB in the end (delta: 65.5 MB). Free memory was 99.4 MB in the beginning and 176.9 MB in the end (delta: -77.5 MB). Peak memory consumption was 33.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 82.98 ms. Allocated memory is still 201.3 MB. Free memory was 176.9 MB in the beginning and 173.6 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1168.90 ms. Allocated memory is still 201.3 MB. Free memory was 173.6 MB in the beginning and 102.1 MB in the end (delta: 71.5 MB). Peak memory consumption was 71.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 15926.61 ms. Allocated memory was 201.3 MB in the beginning and 407.9 MB in the end (delta: 206.6 MB). Free memory was 102.1 MB in the beginning and 220.0 MB in the end (delta: -117.9 MB). Peak memory consumption was 195.6 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(NP)) || s == UNLOADED) || ((((7 <= IPC && DC <= 2) && !(1 == pended)) && 4 <= SKIP2) && MPR3 <= 6)) || !(\old(SKIP1) == \old(s))) || 1 == \old(pended)) || !(0 == \old(compRegistered))) || !(\old(s) == \old(MPR1))) || !(\old(s) == \old(MPR3))) || !(\old(UNLOADED) == \old(s)) - InvariantResult [Line: 373]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 865]: Loop Invariant Derived loop invariant: ((((((!(MPR3 <= 6) || s == NP) || !(7 <= IPC)) || 1 == pended) || !(0 == compRegistered)) || !(NP == \old(s))) || !(4 <= SKIP2)) || !(DC <= 2) - InvariantResult [Line: 170]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: ((((((!(MPR3 <= 6) || !(SKIP1 == \old(s))) || !(7 <= IPC)) || 1 == pended) || !(0 == compRegistered)) || !(4 <= SKIP2)) || !(DC <= 2)) || SKIP1 == s - InvariantResult [Line: 881]: Loop Invariant Derived loop invariant: ((((((!(MPR3 <= 6) || s == NP) || !(7 <= IPC)) || 1 == pended) || !(0 == compRegistered)) || !(NP == \old(s))) || !(4 <= SKIP2)) || !(DC <= 2) - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: ((((((((((!(MPR3 <= 6) || !(7 <= IPC)) || !(5 <= MPR1)) || 1 == pended) || !(NP == \old(s))) || (MPR1 == s && 0 == __cil_tmp7 + 1073741802)) || !(NP <= 1)) || !(6 <= MPR3)) || !(4 <= SKIP2)) || !(DC <= 2)) || !(1 <= compRegistered)) && (((((((!(MPR3 <= 6) || !(SKIP1 == \old(s))) || !(7 <= IPC)) || 1 == pended) || !(0 == compRegistered)) || !(4 <= SKIP2)) || !(DC <= 2)) || SKIP1 == s) - InvariantResult [Line: 366]: Loop Invariant Derived loop invariant: ((((((((((((7 <= IPC && s == NP) && DC <= 2) && !(1 == pended)) && 0 == compRegistered) && 4 <= SKIP2) && MPR3 <= 6) || !(\old(s) == \old(NP))) || !(\old(SKIP1) == \old(s))) || 1 == \old(pended)) || !(0 == \old(compRegistered))) || !(\old(s) == \old(MPR1))) || !(\old(s) == \old(MPR3))) || !(\old(UNLOADED) == \old(s)) - InvariantResult [Line: 774]: Loop Invariant Derived loop invariant: ((((((!(MPR3 <= 6) || !(SKIP1 == \old(s))) || !(7 <= IPC)) || 1 == pended) || !(0 == compRegistered)) || !(4 <= SKIP2)) || !(DC <= 2)) || SKIP1 == s - InvariantResult [Line: 636]: Loop Invariant Derived loop invariant: ((((((!(MPR3 <= 6) || s == NP) || !(7 <= IPC)) || 1 == pended) || !(0 == compRegistered)) || !(NP == \old(s))) || !(4 <= SKIP2)) || !(DC <= 2) - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: (((((((((!(MPR3 <= 6) || !(7 <= IPC)) || !(5 <= MPR1)) || 1 == pended) || (s == NP && 0 == compRegistered)) || !(NP == \old(s))) || !(NP <= 1)) || !(6 <= MPR3)) || !(0 == \old(compRegistered))) || !(4 <= SKIP2)) || !(DC <= 2) - InvariantResult [Line: 698]: Loop Invariant Derived loop invariant: ((((((!(MPR3 <= 6) || s == NP) || !(7 <= IPC)) || 1 == pended) || !(0 == compRegistered)) || !(NP == \old(s))) || !(4 <= SKIP2)) || !(DC <= 2) - InvariantResult [Line: 112]: Loop Invariant Derived loop invariant: (((((((((!(MPR3 <= 6) || !(7 <= IPC)) || !(5 <= MPR1)) || 1 == pended) || (s == NP && 0 == compRegistered)) || !(NP == \old(s))) || !(NP <= 1)) || !(6 <= MPR3)) || !(0 == \old(compRegistered))) || !(4 <= SKIP2)) || !(DC <= 2) - InvariantResult [Line: 486]: Loop Invariant Derived loop invariant: ((((((((((((((MPR1 == s && 0 == __cil_tmp7 + 1073741802) && setEventCalled == 1) && 259 == returnVal2) || !(MPR3 <= 6)) || !(7 <= IPC)) || !(5 <= MPR1)) || 1 == pended) || !(NP == \old(s))) || !(6 <= MPR3)) || !(4 <= SKIP2)) || ((returnVal2 <= 0 && MPR1 == s) && 0 == __cil_tmp7 + 1073741802)) || !(NP <= 1)) || !(1 <= compRegistered)) || !(DC <= 2)) && (((((((!(MPR3 <= 6) || !(SKIP1 == \old(s))) || !(7 <= IPC)) || 1 == pended) || !(0 == compRegistered)) || !(4 <= SKIP2)) || !(DC <= 2)) || SKIP1 == s) - InvariantResult [Line: 873]: Loop Invariant Derived loop invariant: ((((((!(MPR3 <= 6) || s == NP) || !(7 <= IPC)) || 1 == pended) || !(0 == compRegistered)) || !(NP == \old(s))) || !(4 <= SKIP2)) || !(DC <= 2) - InvariantResult [Line: 601]: Loop Invariant Derived loop invariant: ((((((((((!(MPR3 <= 6) || s == NP) || !(7 <= IPC)) || !(5 <= MPR1)) || 1 == pended) || !(NP == \old(s))) || !(NP <= 1)) || !(6 <= MPR3)) || !(4 <= SKIP2)) || !(DC <= 2)) || !(1 <= compRegistered)) && (((((((((((!(1 == \old(setEventCalled)) || !(MPR3 == \old(s))) || !(MPR3 <= 6)) || s == NP) || !(7 <= IPC)) || !(5 <= MPR1)) || 1 == pended) || !(NP <= 1)) || !(6 <= MPR3)) || !(4 <= SKIP2)) || !(DC <= 2)) || !(1 <= compRegistered)) - InvariantResult [Line: 603]: Loop Invariant Derived loop invariant: ((((((((((!(MPR3 <= 6) || s == NP) || !(7 <= IPC)) || !(5 <= MPR1)) || 1 == pended) || !(NP == \old(s))) || !(NP <= 1)) || !(6 <= MPR3)) || !(4 <= SKIP2)) || !(DC <= 2)) || !(1 <= compRegistered)) && (((((((((((!(1 == \old(setEventCalled)) || !(MPR3 == \old(s))) || !(MPR3 <= 6)) || s == NP) || !(7 <= IPC)) || !(5 <= MPR1)) || 1 == pended) || !(NP <= 1)) || !(6 <= MPR3)) || !(4 <= SKIP2)) || !(DC <= 2)) || !(1 <= compRegistered)) - InvariantResult [Line: 361]: Loop Invariant Derived loop invariant: ((((((!(\old(s) == \old(NP)) || !(\old(SKIP1) == \old(s))) || 1 == \old(pended)) || !(0 == \old(compRegistered))) || !(\old(s) == \old(MPR1))) || !(\old(s) == \old(MPR3))) || (((((((((NP <= 1 && 7 <= IPC) && s == NP) && DC <= 2) && !(1 == pended)) && 5 <= MPR1) && 0 == compRegistered) && 4 <= SKIP2) && 6 <= MPR3) && MPR3 <= 6)) || !(\old(UNLOADED) == \old(s)) - InvariantResult [Line: 106]: Loop Invariant Derived loop invariant: (((((((((!(MPR3 <= 6) || !(7 <= IPC)) || !(5 <= MPR1)) || 1 == pended) || !(NP == \old(s))) || !(NP <= 1)) || !(6 <= MPR3)) || !(0 == \old(compRegistered))) || !(4 <= SKIP2)) || ((s == \old(s) && 0 == compRegistered) && 0 <= status)) || !(DC <= 2) - InvariantResult [Line: 430]: Loop Invariant Derived loop invariant: ((((((!(\old(s) == \old(NP)) || ((((7 <= IPC && DC <= 2) && !(1 == pended)) && 4 <= SKIP2) && MPR3 <= 6)) || !(\old(SKIP1) == \old(s))) || 1 == \old(pended)) || !(0 == \old(compRegistered))) || !(\old(s) == \old(MPR1))) || !(\old(s) == \old(MPR3))) || !(\old(UNLOADED) == \old(s)) - InvariantResult [Line: 639]: Loop Invariant Derived loop invariant: ((((((!(MPR3 <= 6) || s == NP) || !(7 <= IPC)) || 1 == pended) || !(0 == compRegistered)) || !(NP == \old(s))) || !(4 <= SKIP2)) || !(DC <= 2) - InvariantResult [Line: 697]: Loop Invariant Derived loop invariant: ((((((!(MPR3 <= 6) || s == NP) || !(7 <= IPC)) || 1 == pended) || !(0 == compRegistered)) || !(NP == \old(s))) || !(4 <= SKIP2)) || !(DC <= 2) - InvariantResult [Line: 412]: Loop Invariant Derived loop invariant: (((((((!(\old(s) == \old(NP)) || s == UNLOADED) || ((((7 <= IPC && DC <= 2) && !(1 == pended)) && 4 <= SKIP2) && MPR3 <= 6)) || !(\old(SKIP1) == \old(s))) || 1 == \old(pended)) || !(0 == \old(compRegistered))) || !(\old(s) == \old(MPR1))) || !(\old(s) == \old(MPR3))) || !(\old(UNLOADED) == \old(s)) - InvariantResult [Line: 751]: Loop Invariant Derived loop invariant: ((((((!(MPR3 <= 6) || !(SKIP1 == \old(s))) || !(7 <= IPC)) || 1 == pended) || !(0 == compRegistered)) || !(4 <= SKIP2)) || !(DC <= 2)) || SKIP1 == s - InvariantResult [Line: 579]: Loop Invariant Derived loop invariant: ((((((((((!(MPR3 <= 6) || s == NP) || !(7 <= IPC)) || !(5 <= MPR1)) || 1 == pended) || !(NP == \old(s))) || !(NP <= 1)) || !(6 <= MPR3)) || !(4 <= SKIP2)) || !(DC <= 2)) || !(1 <= compRegistered)) && ((((((((((!(1 == \old(setEventCalled)) || !(MPR3 == \old(s))) || !(MPR3 <= 6)) || !(7 <= IPC)) || !(5 <= MPR1)) || 1 == pended) || !(NP <= 1)) || !(6 <= MPR3)) || !(4 <= SKIP2)) || !(DC <= 2)) || !(1 <= compRegistered)) - InvariantResult [Line: 356]: Loop Invariant Derived loop invariant: ((((((((((((7 <= IPC && s == NP) && DC <= 2) && !(1 == pended)) && 0 == compRegistered) && 4 <= SKIP2) && MPR3 <= 6) || !(\old(s) == \old(NP))) || !(\old(SKIP1) == \old(s))) || 1 == \old(pended)) || !(0 == \old(compRegistered))) || !(\old(s) == \old(MPR1))) || !(\old(s) == \old(MPR3))) || !(\old(UNLOADED) == \old(s)) - InvariantResult [Line: 509]: Loop Invariant Derived loop invariant: ((((((((((!(MPR3 <= 6) || ((MPR1 == s && 0 == __cil_tmp7 + 1073741802) && setEventCalled == 1)) || !(7 <= IPC)) || !(5 <= MPR1)) || 1 == pended) || !(NP == \old(s))) || !(NP <= 1)) || !(6 <= MPR3)) || !(4 <= SKIP2)) || !(DC <= 2)) || !(1 <= compRegistered)) && (((((((!(MPR3 <= 6) || !(SKIP1 == \old(s))) || !(7 <= IPC)) || 1 == pended) || !(0 == compRegistered)) || !(4 <= SKIP2)) || !(DC <= 2)) || SKIP1 == s) - InvariantResult [Line: 889]: Loop Invariant Derived loop invariant: ((((((!(MPR3 <= 6) || s == NP) || !(7 <= IPC)) || 1 == pended) || !(0 == compRegistered)) || !(NP == \old(s))) || !(4 <= SKIP2)) || !(DC <= 2) - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: (((((((!(\old(s) == \old(NP)) || s == UNLOADED) || ((((7 <= IPC && DC <= 2) && !(1 == pended)) && 4 <= SKIP2) && MPR3 <= 6)) || !(\old(SKIP1) == \old(s))) || 1 == \old(pended)) || !(0 == \old(compRegistered))) || !(\old(s) == \old(MPR1))) || !(\old(s) == \old(MPR3))) || !(\old(UNLOADED) == \old(s)) - InvariantResult [Line: 767]: Loop Invariant Derived loop invariant: ((((((!(MPR3 <= 6) || !(SKIP1 == \old(s))) || !(7 <= IPC)) || 1 == pended) || !(0 == compRegistered)) || !(4 <= SKIP2)) || !(DC <= 2)) || SKIP1 == s - InvariantResult [Line: 507]: Loop Invariant Derived loop invariant: ((((((((((!(MPR3 <= 6) || !(7 <= IPC)) || !(5 <= MPR1)) || 1 == pended) || !(NP == \old(s))) || (MPR1 == s && 0 == __cil_tmp7 + 1073741802)) || !(NP <= 1)) || !(6 <= MPR3)) || !(4 <= SKIP2)) || !(DC <= 2)) || !(1 <= compRegistered)) && (((((((!(MPR3 <= 6) || !(SKIP1 == \old(s))) || !(7 <= IPC)) || 1 == pended) || !(0 == compRegistered)) || !(4 <= SKIP2)) || !(DC <= 2)) || SKIP1 == s) - InvariantResult [Line: 371]: Loop Invariant Derived loop invariant: ((((((((((((7 <= IPC && s == NP) && DC <= 2) && !(1 == pended)) && 0 == compRegistered) && 4 <= SKIP2) && MPR3 <= 6) || !(\old(s) == \old(NP))) || !(\old(SKIP1) == \old(s))) || 1 == \old(pended)) || !(0 == \old(compRegistered))) || !(\old(s) == \old(MPR1))) || !(\old(s) == \old(MPR3))) || !(\old(UNLOADED) == \old(s)) - InvariantResult [Line: 115]: Loop Invariant Derived loop invariant: (((((((((!(MPR3 <= 6) || !(7 <= IPC)) || !(5 <= MPR1)) || 1 == pended) || (s == NP && 0 == compRegistered)) || !(NP == \old(s))) || !(NP <= 1)) || !(6 <= MPR3)) || !(0 == \old(compRegistered))) || !(4 <= SKIP2)) || !(DC <= 2) - InvariantResult [Line: 351]: Loop Invariant Derived loop invariant: ((((((((((((7 <= IPC && s == NP) && DC <= 2) && !(1 == pended)) && 0 == compRegistered) && 4 <= SKIP2) && MPR3 <= 6) || !(\old(s) == \old(NP))) || !(\old(SKIP1) == \old(s))) || 1 == \old(pended)) || !(0 == \old(compRegistered))) || !(\old(s) == \old(MPR1))) || !(\old(s) == \old(MPR3))) || !(\old(UNLOADED) == \old(s)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 18 procedures, 239 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 10.4s, OverallIterations: 19, TraceHistogramMax: 1, AutomataDifference: 2.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 5.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3651 SDtfs, 2182 SDslu, 3287 SDs, 0 SdLazy, 894 SolverSat, 116 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 957 GetRequests, 913 SyntacticMatches, 2 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=352occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 19 MinimizatonAttempts, 139 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 84 LocationsWithAnnotation, 327 PreInvPairs, 403 NumberOfFragments, 3648 HoareAnnotationTreeSize, 327 FomulaSimplifications, 743 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 84 FomulaSimplificationsInter, 1772 FormulaSimplificationTreeSizeReductionInter, 4.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 971 NumberOfCodeBlocks, 766 NumberOfCodeBlocksAsserted, 57 NumberOfCheckSat, 952 ConstructedInterpolants, 0 QuantifiedInterpolants, 133309 SizeOfPredicates, 25 NumberOfNonLiveVariables, 9646 ConjunctsInSsa, 104 ConjunctsInUnsatCore, 19 InterpolantComputations, 19 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...