/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 2 -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 [2020-07-21 16:15:03,735 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 16:15:03,738 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 16:15:03,750 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 16:15:03,751 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 16:15:03,752 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 16:15:03,753 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 16:15:03,755 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 16:15:03,757 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 16:15:03,758 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 16:15:03,759 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 16:15:03,760 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 16:15:03,760 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 16:15:03,761 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 16:15:03,762 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 16:15:03,764 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 16:15:03,764 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 16:15:03,765 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 16:15:03,767 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 16:15:03,769 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 16:15:03,773 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 16:15:03,774 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 16:15:03,775 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 16:15:03,776 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 16:15:03,779 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 16:15:03,780 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 16:15:03,780 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 16:15:03,781 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 16:15:03,784 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 16:15:03,785 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 16:15:03,785 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 16:15:03,789 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 16:15:03,790 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 16:15:03,791 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 16:15:03,795 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 16:15:03,796 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 16:15:03,796 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 16:15:03,797 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 16:15:03,797 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 16:15:03,798 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 16:15:03,798 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 16:15:03,800 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 [2020-07-21 16:15:03,828 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 16:15:03,828 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 16:15:03,831 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 16:15:03,831 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 16:15:03,832 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 16:15:03,832 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 16:15:03,832 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 16:15:03,832 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 16:15:03,832 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 16:15:03,833 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 16:15:03,834 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 16:15:03,834 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 16:15:03,835 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 16:15:03,835 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 16:15:03,835 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 16:15:03,836 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 16:15:03,836 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 16:15:03,836 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 16:15:03,836 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 16:15:03,837 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 16:15:03,837 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 16:15:03,838 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 16:15:03,838 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 16:15:03,838 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 16:15:03,838 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 16:15:03,838 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 16:15:03,839 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 16:15:03,839 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 16:15:03,839 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 16:15:03,839 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 -> 2 [2020-07-21 16:15:04,170 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 16:15:04,184 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 16:15:04,188 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 16:15:04,190 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 16:15:04,190 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 16:15:04,191 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl2.cil-1.c [2020-07-21 16:15:04,255 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21e39dfeb/1dca8e39ab484ee0a4c0391c87d4521d/FLAG544a097c2 [2020-07-21 16:15:04,791 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 16:15:04,793 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl2.cil-1.c [2020-07-21 16:15:04,808 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21e39dfeb/1dca8e39ab484ee0a4c0391c87d4521d/FLAG544a097c2 [2020-07-21 16:15:05,092 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21e39dfeb/1dca8e39ab484ee0a4c0391c87d4521d [2020-07-21 16:15:05,101 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 16:15:05,104 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 16:15:05,106 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 16:15:05,106 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 16:15:05,109 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 16:15:05,110 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 04:15:05" (1/1) ... [2020-07-21 16:15:05,113 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d61c383 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 04:15:05, skipping insertion in model container [2020-07-21 16:15:05,114 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 04:15:05" (1/1) ... [2020-07-21 16:15:05,121 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 16:15:05,175 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 16:15:05,494 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 16:15:05,499 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 16:15:05,660 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 16:15:05,681 INFO L208 MainTranslator]: Completed translation [2020-07-21 16:15:05,681 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 04:15:05 WrapperNode [2020-07-21 16:15:05,682 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 16:15:05,683 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 16:15:05,683 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 16:15:05,683 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 16:15:05,695 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 04:15:05" (1/1) ... [2020-07-21 16:15:05,696 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 04:15:05" (1/1) ... [2020-07-21 16:15:05,709 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 04:15:05" (1/1) ... [2020-07-21 16:15:05,710 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 04:15:05" (1/1) ... [2020-07-21 16:15:05,729 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 04:15:05" (1/1) ... [2020-07-21 16:15:05,741 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 04:15:05" (1/1) ... [2020-07-21 16:15:05,746 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 04:15:05" (1/1) ... [2020-07-21 16:15:05,753 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 16:15:05,753 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 16:15:05,753 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 16:15:05,753 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 16:15:05,755 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 04:15:05" (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 [2020-07-21 16:15:05,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 16:15:05,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 16:15:05,825 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2020-07-21 16:15:05,825 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2020-07-21 16:15:05,825 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_PnP [2020-07-21 16:15:05,826 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 16:15:05,826 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2020-07-21 16:15:05,826 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2020-07-21 16:15:05,826 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2020-07-21 16:15:05,826 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2020-07-21 16:15:05,826 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2020-07-21 16:15:05,827 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_Complete [2020-07-21 16:15:05,827 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_CreateClose [2020-07-21 16:15:05,827 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_DispatchPassThrough [2020-07-21 16:15:05,827 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_Power [2020-07-21 16:15:05,827 INFO L138 BoogieDeclarations]: Found implementation of procedure PoCallDriver [2020-07-21 16:15:05,827 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_InternIoCtl [2020-07-21 16:15:05,828 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2020-07-21 16:15:05,828 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 16:15:05,828 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2020-07-21 16:15:05,828 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 16:15:05,828 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2020-07-21 16:15:05,828 INFO L130 BoogieDeclarations]: Found specification of procedure PoCallDriver [2020-07-21 16:15:05,829 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_PnP [2020-07-21 16:15:05,829 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2020-07-21 16:15:05,829 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2020-07-21 16:15:05,829 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2020-07-21 16:15:05,829 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_Complete [2020-07-21 16:15:05,829 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_CreateClose [2020-07-21 16:15:05,830 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_DispatchPassThrough [2020-07-21 16:15:05,830 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_Power [2020-07-21 16:15:05,830 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_InternIoCtl [2020-07-21 16:15:05,830 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2020-07-21 16:15:05,830 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2020-07-21 16:15:05,830 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2020-07-21 16:15:05,831 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2020-07-21 16:15:05,831 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 16:15:05,831 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2020-07-21 16:15:05,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 16:15:05,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 16:15:06,161 WARN L775 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-07-21 16:15:06,240 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2020-07-21 16:15:06,241 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2020-07-21 16:15:06,264 WARN L775 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-07-21 16:15:06,378 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume false; [2020-07-21 16:15:06,379 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !false; [2020-07-21 16:15:06,381 WARN L775 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-07-21 16:15:06,417 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2020-07-21 16:15:06,418 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2020-07-21 16:15:06,424 WARN L775 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-07-21 16:15:06,465 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2020-07-21 16:15:06,465 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2020-07-21 16:15:06,584 WARN L775 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-07-21 16:15:06,614 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2020-07-21 16:15:06,614 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2020-07-21 16:15:06,647 WARN L775 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-07-21 16:15:06,759 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##43: assume false; [2020-07-21 16:15:06,759 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##44: assume !false; [2020-07-21 16:15:06,778 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 16:15:06,778 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-07-21 16:15:06,785 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 04:15:06 BoogieIcfgContainer [2020-07-21 16:15:06,785 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 16:15:06,787 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 16:15:06,787 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 16:15:06,790 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 16:15:06,791 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 04:15:05" (1/3) ... [2020-07-21 16:15:06,792 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@758d189e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 04:15:06, skipping insertion in model container [2020-07-21 16:15:06,792 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 04:15:05" (2/3) ... [2020-07-21 16:15:06,792 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@758d189e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 04:15:06, skipping insertion in model container [2020-07-21 16:15:06,792 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 04:15:06" (3/3) ... [2020-07-21 16:15:06,795 INFO L109 eAbstractionObserver]: Analyzing ICFG kbfiltr_simpl2.cil-1.c [2020-07-21 16:15:06,806 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 16:15:06,815 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 16:15:06,830 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 16:15:06,858 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 16:15:06,858 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 16:15:06,858 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 16:15:06,859 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 16:15:06,859 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 16:15:06,859 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 16:15:06,860 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 16:15:06,860 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 16:15:06,886 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states. [2020-07-21 16:15:06,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-07-21 16:15:06,894 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 16:15:06,896 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] [2020-07-21 16:15:06,896 INFO L427 AbstractCegarLoop]: === Iteration 1 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 16:15:06,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 16:15:06,903 INFO L82 PathProgramCache]: Analyzing trace with hash 1712773315, now seen corresponding path program 1 times [2020-07-21 16:15:06,913 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 16:15:06,913 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [57912833] [2020-07-21 16:15:06,914 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 [2020-07-21 16:15:07,101 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 1 check-sat command(s) [2020-07-21 16:15:07,101 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 16:15:07,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-21 16:15:07,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 16:15:07,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 16:15:07,153 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 16:15:07,154 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [57912833] [2020-07-21 16:15:07,154 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 16:15:07,155 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 16:15:07,156 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [312324513] [2020-07-21 16:15:07,161 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 16:15:07,161 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 16:15:07,175 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 16:15:07,176 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 16:15:07,177 INFO L87 Difference]: Start difference. First operand 239 states. Second operand 3 states. [2020-07-21 16:15:07,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 16:15:07,396 INFO L93 Difference]: Finished difference Result 395 states and 593 transitions. [2020-07-21 16:15:07,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 16:15:07,402 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2020-07-21 16:15:07,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 16:15:07,421 INFO L225 Difference]: With dead ends: 395 [2020-07-21 16:15:07,421 INFO L226 Difference]: Without dead ends: 228 [2020-07-21 16:15:07,428 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 [2020-07-21 16:15:07,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2020-07-21 16:15:07,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 228. [2020-07-21 16:15:07,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 228 states. [2020-07-21 16:15:07,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 322 transitions. [2020-07-21 16:15:07,521 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 322 transitions. Word has length 20 [2020-07-21 16:15:07,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 16:15:07,521 INFO L479 AbstractCegarLoop]: Abstraction has 228 states and 322 transitions. [2020-07-21 16:15:07,521 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 16:15:07,522 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 322 transitions. [2020-07-21 16:15:07,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-07-21 16:15:07,523 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 16:15:07,523 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] [2020-07-21 16:15:07,729 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 16:15:07,729 INFO L427 AbstractCegarLoop]: === Iteration 2 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 16:15:07,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 16:15:07,730 INFO L82 PathProgramCache]: Analyzing trace with hash -1840561730, now seen corresponding path program 1 times [2020-07-21 16:15:07,730 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 16:15:07,731 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2134684611] [2020-07-21 16:15:07,732 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 [2020-07-21 16:15:07,841 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 1 check-sat command(s) [2020-07-21 16:15:07,841 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 16:15:07,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-21 16:15:07,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 16:15:07,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 16:15:07,869 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 16:15:07,870 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2134684611] [2020-07-21 16:15:07,870 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 16:15:07,870 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 16:15:07,870 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [386782904] [2020-07-21 16:15:07,872 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 16:15:07,872 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 16:15:07,873 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 16:15:07,873 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 16:15:07,873 INFO L87 Difference]: Start difference. First operand 228 states and 322 transitions. Second operand 3 states. [2020-07-21 16:15:08,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 16:15:08,039 INFO L93 Difference]: Finished difference Result 366 states and 502 transitions. [2020-07-21 16:15:08,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 16:15:08,040 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2020-07-21 16:15:08,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 16:15:08,045 INFO L225 Difference]: With dead ends: 366 [2020-07-21 16:15:08,045 INFO L226 Difference]: Without dead ends: 308 [2020-07-21 16:15:08,048 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 [2020-07-21 16:15:08,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 308 states. [2020-07-21 16:15:08,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 308 to 295. [2020-07-21 16:15:08,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 295 states. [2020-07-21 16:15:08,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 295 states and 404 transitions. [2020-07-21 16:15:08,085 INFO L78 Accepts]: Start accepts. Automaton has 295 states and 404 transitions. Word has length 28 [2020-07-21 16:15:08,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 16:15:08,086 INFO L479 AbstractCegarLoop]: Abstraction has 295 states and 404 transitions. [2020-07-21 16:15:08,086 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 16:15:08,086 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 404 transitions. [2020-07-21 16:15:08,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-07-21 16:15:08,088 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 16:15:08,088 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] [2020-07-21 16:15:08,301 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 16:15:08,302 INFO L427 AbstractCegarLoop]: === Iteration 3 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 16:15:08,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 16:15:08,303 INFO L82 PathProgramCache]: Analyzing trace with hash -919522484, now seen corresponding path program 1 times [2020-07-21 16:15:08,304 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 16:15:08,304 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2014580113] [2020-07-21 16:15:08,305 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 [2020-07-21 16:15:08,465 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 16:15:08,465 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 16:15:08,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 500 conjuncts, 7 conjunts are in the unsatisfiable core [2020-07-21 16:15:08,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 16:15:08,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 16:15:08,487 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 16:15:08,488 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2014580113] [2020-07-21 16:15:08,488 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 16:15:08,488 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 16:15:08,488 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [193987704] [2020-07-21 16:15:08,489 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 16:15:08,489 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 16:15:08,489 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 16:15:08,490 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 16:15:08,490 INFO L87 Difference]: Start difference. First operand 295 states and 404 transitions. Second operand 3 states. [2020-07-21 16:15:08,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 16:15:08,531 INFO L93 Difference]: Finished difference Result 472 states and 628 transitions. [2020-07-21 16:15:08,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 16:15:08,532 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2020-07-21 16:15:08,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 16:15:08,535 INFO L225 Difference]: With dead ends: 472 [2020-07-21 16:15:08,536 INFO L226 Difference]: Without dead ends: 356 [2020-07-21 16:15:08,537 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 [2020-07-21 16:15:08,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 356 states. [2020-07-21 16:15:08,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 356 to 335. [2020-07-21 16:15:08,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 335 states. [2020-07-21 16:15:08,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 335 states and 455 transitions. [2020-07-21 16:15:08,572 INFO L78 Accepts]: Start accepts. Automaton has 335 states and 455 transitions. Word has length 28 [2020-07-21 16:15:08,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 16:15:08,573 INFO L479 AbstractCegarLoop]: Abstraction has 335 states and 455 transitions. [2020-07-21 16:15:08,573 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 16:15:08,573 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 455 transitions. [2020-07-21 16:15:08,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-07-21 16:15:08,576 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 16:15:08,576 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] [2020-07-21 16:15:08,791 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 16:15:08,792 INFO L427 AbstractCegarLoop]: === Iteration 4 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 16:15:08,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 16:15:08,793 INFO L82 PathProgramCache]: Analyzing trace with hash -1823384951, now seen corresponding path program 1 times [2020-07-21 16:15:08,794 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 16:15:08,794 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1212952775] [2020-07-21 16:15:08,795 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 [2020-07-21 16:15:08,944 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 16:15:08,944 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 16:15:08,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 540 conjuncts, 7 conjunts are in the unsatisfiable core [2020-07-21 16:15:08,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 16:15:08,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 16:15:08,969 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 16:15:08,969 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1212952775] [2020-07-21 16:15:08,969 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 16:15:08,970 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 16:15:08,970 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1726710036] [2020-07-21 16:15:08,970 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 16:15:08,971 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 16:15:08,971 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 16:15:08,971 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 16:15:08,971 INFO L87 Difference]: Start difference. First operand 335 states and 455 transitions. Second operand 3 states. [2020-07-21 16:15:09,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 16:15:09,079 INFO L93 Difference]: Finished difference Result 338 states and 457 transitions. [2020-07-21 16:15:09,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 16:15:09,080 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 38 [2020-07-21 16:15:09,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 16:15:09,084 INFO L225 Difference]: With dead ends: 338 [2020-07-21 16:15:09,084 INFO L226 Difference]: Without dead ends: 334 [2020-07-21 16:15:09,085 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 [2020-07-21 16:15:09,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 334 states. [2020-07-21 16:15:09,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 334 to 334. [2020-07-21 16:15:09,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 334 states. [2020-07-21 16:15:09,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 334 states and 452 transitions. [2020-07-21 16:15:09,116 INFO L78 Accepts]: Start accepts. Automaton has 334 states and 452 transitions. Word has length 38 [2020-07-21 16:15:09,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 16:15:09,117 INFO L479 AbstractCegarLoop]: Abstraction has 334 states and 452 transitions. [2020-07-21 16:15:09,117 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 16:15:09,117 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 452 transitions. [2020-07-21 16:15:09,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-07-21 16:15:09,131 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 16:15:09,131 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] [2020-07-21 16:15:09,331 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 16:15:09,332 INFO L427 AbstractCegarLoop]: === Iteration 5 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 16:15:09,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 16:15:09,332 INFO L82 PathProgramCache]: Analyzing trace with hash 1946925920, now seen corresponding path program 1 times [2020-07-21 16:15:09,333 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 16:15:09,333 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1495400709] [2020-07-21 16:15:09,333 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 [2020-07-21 16:15:09,486 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 16:15:09,487 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 16:15:09,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 598 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 16:15:09,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 16:15:09,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 16:15:09,511 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 16:15:09,511 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1495400709] [2020-07-21 16:15:09,511 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 16:15:09,512 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 16:15:09,512 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1277047734] [2020-07-21 16:15:09,513 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 16:15:09,513 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 16:15:09,513 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 16:15:09,513 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 16:15:09,514 INFO L87 Difference]: Start difference. First operand 334 states and 452 transitions. Second operand 3 states. [2020-07-21 16:15:09,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 16:15:09,552 INFO L93 Difference]: Finished difference Result 379 states and 501 transitions. [2020-07-21 16:15:09,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 16:15:09,553 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-07-21 16:15:09,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 16:15:09,556 INFO L225 Difference]: With dead ends: 379 [2020-07-21 16:15:09,556 INFO L226 Difference]: Without dead ends: 313 [2020-07-21 16:15:09,557 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 [2020-07-21 16:15:09,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 313 states. [2020-07-21 16:15:09,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 313 to 295. [2020-07-21 16:15:09,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 295 states. [2020-07-21 16:15:09,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 295 states and 395 transitions. [2020-07-21 16:15:09,577 INFO L78 Accepts]: Start accepts. Automaton has 295 states and 395 transitions. Word has length 46 [2020-07-21 16:15:09,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 16:15:09,578 INFO L479 AbstractCegarLoop]: Abstraction has 295 states and 395 transitions. [2020-07-21 16:15:09,578 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 16:15:09,578 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 395 transitions. [2020-07-21 16:15:09,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-07-21 16:15:09,581 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 16:15:09,581 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] [2020-07-21 16:15:09,794 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 16:15:09,795 INFO L427 AbstractCegarLoop]: === Iteration 6 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 16:15:09,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 16:15:09,795 INFO L82 PathProgramCache]: Analyzing trace with hash -1615603168, now seen corresponding path program 1 times [2020-07-21 16:15:09,796 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 16:15:09,796 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1595310916] [2020-07-21 16:15:09,797 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 [2020-07-21 16:15:09,957 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 1 check-sat command(s) [2020-07-21 16:15:09,957 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 16:15:09,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-21 16:15:09,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 16:15:10,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 16:15:10,028 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 16:15:10,029 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1595310916] [2020-07-21 16:15:10,029 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 16:15:10,029 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-21 16:15:10,029 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1828704687] [2020-07-21 16:15:10,030 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-21 16:15:10,030 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 16:15:10,030 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-21 16:15:10,031 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-21 16:15:10,031 INFO L87 Difference]: Start difference. First operand 295 states and 395 transitions. Second operand 5 states. [2020-07-21 16:15:10,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 16:15:10,291 INFO L93 Difference]: Finished difference Result 321 states and 423 transitions. [2020-07-21 16:15:10,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-21 16:15:10,291 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 45 [2020-07-21 16:15:10,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 16:15:10,294 INFO L225 Difference]: With dead ends: 321 [2020-07-21 16:15:10,294 INFO L226 Difference]: Without dead ends: 316 [2020-07-21 16:15:10,295 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 [2020-07-21 16:15:10,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 316 states. [2020-07-21 16:15:10,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 316 to 309. [2020-07-21 16:15:10,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 309 states. [2020-07-21 16:15:10,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 309 states and 411 transitions. [2020-07-21 16:15:10,316 INFO L78 Accepts]: Start accepts. Automaton has 309 states and 411 transitions. Word has length 45 [2020-07-21 16:15:10,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 16:15:10,317 INFO L479 AbstractCegarLoop]: Abstraction has 309 states and 411 transitions. [2020-07-21 16:15:10,317 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-21 16:15:10,317 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 411 transitions. [2020-07-21 16:15:10,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-07-21 16:15:10,319 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 16:15:10,319 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] [2020-07-21 16:15:10,522 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 16:15:10,523 INFO L427 AbstractCegarLoop]: === Iteration 7 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 16:15:10,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 16:15:10,524 INFO L82 PathProgramCache]: Analyzing trace with hash 1076662093, now seen corresponding path program 1 times [2020-07-21 16:15:10,524 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 16:15:10,525 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1455426276] [2020-07-21 16:15:10,525 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 [2020-07-21 16:15:10,648 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 16:15:10,649 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 16:15:10,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 580 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-21 16:15:10,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 16:15:10,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 16:15:10,666 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 16:15:10,666 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1455426276] [2020-07-21 16:15:10,666 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 16:15:10,666 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 16:15:10,667 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1168993368] [2020-07-21 16:15:10,667 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 16:15:10,667 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 16:15:10,668 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 16:15:10,668 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 16:15:10,668 INFO L87 Difference]: Start difference. First operand 309 states and 411 transitions. Second operand 3 states. [2020-07-21 16:15:10,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 16:15:10,706 INFO L93 Difference]: Finished difference Result 322 states and 427 transitions. [2020-07-21 16:15:10,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 16:15:10,707 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-07-21 16:15:10,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 16:15:10,708 INFO L225 Difference]: With dead ends: 322 [2020-07-21 16:15:10,709 INFO L226 Difference]: Without dead ends: 102 [2020-07-21 16:15:10,710 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 16:15:10,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2020-07-21 16:15:10,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 102. [2020-07-21 16:15:10,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2020-07-21 16:15:10,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 118 transitions. [2020-07-21 16:15:10,721 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 118 transitions. Word has length 46 [2020-07-21 16:15:10,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 16:15:10,722 INFO L479 AbstractCegarLoop]: Abstraction has 102 states and 118 transitions. [2020-07-21 16:15:10,722 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 16:15:10,722 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 118 transitions. [2020-07-21 16:15:10,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-07-21 16:15:10,723 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 16:15:10,724 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] [2020-07-21 16:15:10,936 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 16:15:10,937 INFO L427 AbstractCegarLoop]: === Iteration 8 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 16:15:10,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 16:15:10,938 INFO L82 PathProgramCache]: Analyzing trace with hash -582629432, now seen corresponding path program 1 times [2020-07-21 16:15:10,938 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 16:15:10,939 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [649832037] [2020-07-21 16:15:10,939 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 [2020-07-21 16:15:11,079 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 16:15:11,080 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 16:15:11,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 616 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-21 16:15:11,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 16:15:11,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 16:15:11,102 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 16:15:11,102 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [649832037] [2020-07-21 16:15:11,102 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 16:15:11,103 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 16:15:11,103 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1888537236] [2020-07-21 16:15:11,103 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 16:15:11,104 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 16:15:11,104 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 16:15:11,104 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 16:15:11,104 INFO L87 Difference]: Start difference. First operand 102 states and 118 transitions. Second operand 3 states. [2020-07-21 16:15:11,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 16:15:11,133 INFO L93 Difference]: Finished difference Result 130 states and 151 transitions. [2020-07-21 16:15:11,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 16:15:11,134 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2020-07-21 16:15:11,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 16:15:11,135 INFO L225 Difference]: With dead ends: 130 [2020-07-21 16:15:11,135 INFO L226 Difference]: Without dead ends: 100 [2020-07-21 16:15:11,136 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 [2020-07-21 16:15:11,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2020-07-21 16:15:11,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 100. [2020-07-21 16:15:11,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2020-07-21 16:15:11,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 114 transitions. [2020-07-21 16:15:11,143 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 114 transitions. Word has length 53 [2020-07-21 16:15:11,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 16:15:11,144 INFO L479 AbstractCegarLoop]: Abstraction has 100 states and 114 transitions. [2020-07-21 16:15:11,144 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 16:15:11,144 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 114 transitions. [2020-07-21 16:15:11,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-21 16:15:11,145 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 16:15:11,145 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] [2020-07-21 16:15:11,358 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 16:15:11,359 INFO L427 AbstractCegarLoop]: === Iteration 9 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 16:15:11,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 16:15:11,360 INFO L82 PathProgramCache]: Analyzing trace with hash 1306380805, now seen corresponding path program 1 times [2020-07-21 16:15:11,360 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 16:15:11,361 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1211344708] [2020-07-21 16:15:11,361 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 [2020-07-21 16:15:11,485 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 16:15:11,486 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 16:15:11,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 656 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-21 16:15:11,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 16:15:11,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 16:15:11,500 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 16:15:11,501 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1211344708] [2020-07-21 16:15:11,501 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 16:15:11,501 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 16:15:11,501 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1852430913] [2020-07-21 16:15:11,502 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 16:15:11,502 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 16:15:11,502 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 16:15:11,502 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 16:15:11,503 INFO L87 Difference]: Start difference. First operand 100 states and 114 transitions. Second operand 3 states. [2020-07-21 16:15:11,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 16:15:11,541 INFO L93 Difference]: Finished difference Result 116 states and 131 transitions. [2020-07-21 16:15:11,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 16:15:11,542 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 57 [2020-07-21 16:15:11,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 16:15:11,543 INFO L225 Difference]: With dead ends: 116 [2020-07-21 16:15:11,543 INFO L226 Difference]: Without dead ends: 111 [2020-07-21 16:15:11,543 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 16:15:11,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2020-07-21 16:15:11,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 102. [2020-07-21 16:15:11,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2020-07-21 16:15:11,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 115 transitions. [2020-07-21 16:15:11,554 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 115 transitions. Word has length 57 [2020-07-21 16:15:11,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 16:15:11,554 INFO L479 AbstractCegarLoop]: Abstraction has 102 states and 115 transitions. [2020-07-21 16:15:11,554 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 16:15:11,554 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 115 transitions. [2020-07-21 16:15:11,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-21 16:15:11,555 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 16:15:11,555 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] [2020-07-21 16:15:11,756 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 16:15:11,756 INFO L427 AbstractCegarLoop]: === Iteration 10 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 16:15:11,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 16:15:11,757 INFO L82 PathProgramCache]: Analyzing trace with hash -538994442, now seen corresponding path program 1 times [2020-07-21 16:15:11,757 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 16:15:11,757 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [203677387] [2020-07-21 16:15:11,757 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 [2020-07-21 16:15:11,892 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 16:15:11,892 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 16:15:11,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 639 conjuncts, 5 conjunts are in the unsatisfiable core [2020-07-21 16:15:11,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 16:15:11,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 16:15:11,933 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 16:15:11,933 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [203677387] [2020-07-21 16:15:11,933 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 16:15:11,934 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 16:15:11,934 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1177538619] [2020-07-21 16:15:11,934 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 16:15:11,935 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 16:15:11,935 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 16:15:11,935 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-07-21 16:15:11,936 INFO L87 Difference]: Start difference. First operand 102 states and 115 transitions. Second operand 6 states. [2020-07-21 16:15:12,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 16:15:12,000 INFO L93 Difference]: Finished difference Result 129 states and 146 transitions. [2020-07-21 16:15:12,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 16:15:12,001 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 57 [2020-07-21 16:15:12,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 16:15:12,002 INFO L225 Difference]: With dead ends: 129 [2020-07-21 16:15:12,002 INFO L226 Difference]: Without dead ends: 122 [2020-07-21 16:15:12,003 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 [2020-07-21 16:15:12,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2020-07-21 16:15:12,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 112. [2020-07-21 16:15:12,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 112 states. [2020-07-21 16:15:12,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 128 transitions. [2020-07-21 16:15:12,013 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 128 transitions. Word has length 57 [2020-07-21 16:15:12,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 16:15:12,013 INFO L479 AbstractCegarLoop]: Abstraction has 112 states and 128 transitions. [2020-07-21 16:15:12,013 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 16:15:12,013 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 128 transitions. [2020-07-21 16:15:12,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-07-21 16:15:12,014 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 16:15:12,015 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] [2020-07-21 16:15:12,228 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 16:15:12,229 INFO L427 AbstractCegarLoop]: === Iteration 11 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 16:15:12,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 16:15:12,229 INFO L82 PathProgramCache]: Analyzing trace with hash 1535327622, now seen corresponding path program 1 times [2020-07-21 16:15:12,230 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 16:15:12,230 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [169496035] [2020-07-21 16:15:12,230 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 [2020-07-21 16:15:12,378 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 16:15:12,379 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 16:15:12,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 644 conjuncts, 9 conjunts are in the unsatisfiable core [2020-07-21 16:15:12,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 16:15:12,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 16:15:12,441 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 16:15:12,442 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [169496035] [2020-07-21 16:15:12,442 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 16:15:12,442 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-21 16:15:12,442 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [327655897] [2020-07-21 16:15:12,443 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-21 16:15:12,443 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 16:15:12,443 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-21 16:15:12,443 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-21 16:15:12,444 INFO L87 Difference]: Start difference. First operand 112 states and 128 transitions. Second operand 5 states. [2020-07-21 16:15:12,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 16:15:12,470 INFO L93 Difference]: Finished difference Result 150 states and 173 transitions. [2020-07-21 16:15:12,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-21 16:15:12,471 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 58 [2020-07-21 16:15:12,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 16:15:12,473 INFO L225 Difference]: With dead ends: 150 [2020-07-21 16:15:12,473 INFO L226 Difference]: Without dead ends: 104 [2020-07-21 16:15:12,474 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 [2020-07-21 16:15:12,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2020-07-21 16:15:12,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2020-07-21 16:15:12,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2020-07-21 16:15:12,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 117 transitions. [2020-07-21 16:15:12,481 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 117 transitions. Word has length 58 [2020-07-21 16:15:12,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 16:15:12,483 INFO L479 AbstractCegarLoop]: Abstraction has 104 states and 117 transitions. [2020-07-21 16:15:12,483 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-21 16:15:12,483 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 117 transitions. [2020-07-21 16:15:12,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-07-21 16:15:12,484 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 16:15:12,485 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] [2020-07-21 16:15:12,698 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 16:15:12,699 INFO L427 AbstractCegarLoop]: === Iteration 12 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 16:15:12,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 16:15:12,700 INFO L82 PathProgramCache]: Analyzing trace with hash 1832020397, now seen corresponding path program 1 times [2020-07-21 16:15:12,700 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 16:15:12,700 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1437665714] [2020-07-21 16:15:12,700 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 [2020-07-21 16:15:12,792 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 1 check-sat command(s) [2020-07-21 16:15:12,792 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 16:15:12,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-21 16:15:12,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 16:15:12,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 16:15:12,831 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 16:15:12,831 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1437665714] [2020-07-21 16:15:12,831 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 16:15:12,831 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-21 16:15:12,831 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [275765786] [2020-07-21 16:15:12,832 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-21 16:15:12,832 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 16:15:12,832 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-21 16:15:12,832 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-07-21 16:15:12,833 INFO L87 Difference]: Start difference. First operand 104 states and 117 transitions. Second operand 4 states. [2020-07-21 16:15:12,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 16:15:12,893 INFO L93 Difference]: Finished difference Result 134 states and 151 transitions. [2020-07-21 16:15:12,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-21 16:15:12,893 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 62 [2020-07-21 16:15:12,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 16:15:12,894 INFO L225 Difference]: With dead ends: 134 [2020-07-21 16:15:12,895 INFO L226 Difference]: Without dead ends: 96 [2020-07-21 16:15:12,895 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 [2020-07-21 16:15:12,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2020-07-21 16:15:12,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 95. [2020-07-21 16:15:12,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2020-07-21 16:15:12,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 103 transitions. [2020-07-21 16:15:12,902 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 103 transitions. Word has length 62 [2020-07-21 16:15:12,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 16:15:12,902 INFO L479 AbstractCegarLoop]: Abstraction has 95 states and 103 transitions. [2020-07-21 16:15:12,902 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-21 16:15:12,902 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 103 transitions. [2020-07-21 16:15:12,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-07-21 16:15:12,903 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 16:15:12,904 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] [2020-07-21 16:15:13,116 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 16:15:13,117 INFO L427 AbstractCegarLoop]: === Iteration 13 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 16:15:13,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 16:15:13,118 INFO L82 PathProgramCache]: Analyzing trace with hash 467391660, now seen corresponding path program 1 times [2020-07-21 16:15:13,118 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 16:15:13,118 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [566300700] [2020-07-21 16:15:13,119 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 [2020-07-21 16:15:13,256 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 16:15:13,256 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 16:15:13,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 673 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 16:15:13,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 16:15:13,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 16:15:13,288 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 16:15:13,289 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [566300700] [2020-07-21 16:15:13,289 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 16:15:13,293 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 16:15:13,293 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1037041539] [2020-07-21 16:15:13,293 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 16:15:13,294 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 16:15:13,294 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 16:15:13,294 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 16:15:13,294 INFO L87 Difference]: Start difference. First operand 95 states and 103 transitions. Second operand 3 states. [2020-07-21 16:15:13,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 16:15:13,311 INFO L93 Difference]: Finished difference Result 131 states and 144 transitions. [2020-07-21 16:15:13,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 16:15:13,315 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 64 [2020-07-21 16:15:13,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 16:15:13,316 INFO L225 Difference]: With dead ends: 131 [2020-07-21 16:15:13,316 INFO L226 Difference]: Without dead ends: 101 [2020-07-21 16:15:13,317 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 [2020-07-21 16:15:13,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2020-07-21 16:15:13,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 98. [2020-07-21 16:15:13,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2020-07-21 16:15:13,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 106 transitions. [2020-07-21 16:15:13,328 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 106 transitions. Word has length 64 [2020-07-21 16:15:13,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 16:15:13,329 INFO L479 AbstractCegarLoop]: Abstraction has 98 states and 106 transitions. [2020-07-21 16:15:13,329 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 16:15:13,329 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 106 transitions. [2020-07-21 16:15:13,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-07-21 16:15:13,330 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 16:15:13,330 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] [2020-07-21 16:15:13,543 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 16:15:13,544 INFO L427 AbstractCegarLoop]: === Iteration 14 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 16:15:13,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 16:15:13,544 INFO L82 PathProgramCache]: Analyzing trace with hash -543725590, now seen corresponding path program 1 times [2020-07-21 16:15:13,545 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 16:15:13,545 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [979658707] [2020-07-21 16:15:13,545 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 [2020-07-21 16:15:13,681 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 16:15:13,682 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 16:15:13,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 672 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-21 16:15:13,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 16:15:13,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 16:15:13,729 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 16:15:13,729 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [979658707] [2020-07-21 16:15:13,729 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 16:15:13,729 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 16:15:13,730 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [436574421] [2020-07-21 16:15:13,730 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 16:15:13,730 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 16:15:13,730 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 16:15:13,731 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-07-21 16:15:13,731 INFO L87 Difference]: Start difference. First operand 98 states and 106 transitions. Second operand 6 states. [2020-07-21 16:15:13,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 16:15:13,766 INFO L93 Difference]: Finished difference Result 112 states and 119 transitions. [2020-07-21 16:15:13,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 16:15:13,767 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 64 [2020-07-21 16:15:13,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 16:15:13,768 INFO L225 Difference]: With dead ends: 112 [2020-07-21 16:15:13,768 INFO L226 Difference]: Without dead ends: 93 [2020-07-21 16:15:13,769 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-07-21 16:15:13,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2020-07-21 16:15:13,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2020-07-21 16:15:13,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2020-07-21 16:15:13,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 99 transitions. [2020-07-21 16:15:13,779 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 99 transitions. Word has length 64 [2020-07-21 16:15:13,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 16:15:13,779 INFO L479 AbstractCegarLoop]: Abstraction has 93 states and 99 transitions. [2020-07-21 16:15:13,779 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 16:15:13,779 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 99 transitions. [2020-07-21 16:15:13,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-07-21 16:15:13,780 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 16:15:13,780 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] [2020-07-21 16:15:13,993 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 16:15:13,994 INFO L427 AbstractCegarLoop]: === Iteration 15 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 16:15:13,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 16:15:13,994 INFO L82 PathProgramCache]: Analyzing trace with hash -603130258, now seen corresponding path program 1 times [2020-07-21 16:15:13,994 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 16:15:13,995 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [368196349] [2020-07-21 16:15:13,995 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 [2020-07-21 16:15:14,150 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 16:15:14,150 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 16:15:14,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 677 conjuncts, 7 conjunts are in the unsatisfiable core [2020-07-21 16:15:14,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 16:15:14,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 16:15:14,168 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 16:15:14,168 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [368196349] [2020-07-21 16:15:14,168 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 16:15:14,169 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 16:15:14,169 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [157124492] [2020-07-21 16:15:14,169 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 16:15:14,170 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 16:15:14,170 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 16:15:14,170 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 16:15:14,170 INFO L87 Difference]: Start difference. First operand 93 states and 99 transitions. Second operand 3 states. [2020-07-21 16:15:14,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 16:15:14,184 INFO L93 Difference]: Finished difference Result 109 states and 116 transitions. [2020-07-21 16:15:14,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 16:15:14,184 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 65 [2020-07-21 16:15:14,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 16:15:14,185 INFO L225 Difference]: With dead ends: 109 [2020-07-21 16:15:14,185 INFO L226 Difference]: Without dead ends: 78 [2020-07-21 16:15:14,188 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 [2020-07-21 16:15:14,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2020-07-21 16:15:14,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2020-07-21 16:15:14,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2020-07-21 16:15:14,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 81 transitions. [2020-07-21 16:15:14,197 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 81 transitions. Word has length 65 [2020-07-21 16:15:14,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 16:15:14,197 INFO L479 AbstractCegarLoop]: Abstraction has 78 states and 81 transitions. [2020-07-21 16:15:14,197 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 16:15:14,198 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 81 transitions. [2020-07-21 16:15:14,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-07-21 16:15:14,198 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 16:15:14,199 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] [2020-07-21 16:15:14,411 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 16:15:14,412 INFO L427 AbstractCegarLoop]: === Iteration 16 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 16:15:14,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 16:15:14,412 INFO L82 PathProgramCache]: Analyzing trace with hash 1151601388, now seen corresponding path program 1 times [2020-07-21 16:15:14,412 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 16:15:14,413 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [110928924] [2020-07-21 16:15:14,413 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 [2020-07-21 16:15:14,545 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 16:15:14,545 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 16:15:14,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 665 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-21 16:15:14,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 16:15:14,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 16:15:14,573 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 16:15:14,574 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [110928924] [2020-07-21 16:15:14,574 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 16:15:14,574 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 16:15:14,574 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [123703456] [2020-07-21 16:15:14,575 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 16:15:14,577 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 16:15:14,578 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 16:15:14,578 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-07-21 16:15:14,578 INFO L87 Difference]: Start difference. First operand 78 states and 81 transitions. Second operand 6 states. [2020-07-21 16:15:14,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 16:15:14,610 INFO L93 Difference]: Finished difference Result 87 states and 90 transitions. [2020-07-21 16:15:14,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 16:15:14,610 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 65 [2020-07-21 16:15:14,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 16:15:14,611 INFO L225 Difference]: With dead ends: 87 [2020-07-21 16:15:14,611 INFO L226 Difference]: Without dead ends: 78 [2020-07-21 16:15:14,612 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 [2020-07-21 16:15:14,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2020-07-21 16:15:14,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2020-07-21 16:15:14,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2020-07-21 16:15:14,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 80 transitions. [2020-07-21 16:15:14,618 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 80 transitions. Word has length 65 [2020-07-21 16:15:14,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 16:15:14,618 INFO L479 AbstractCegarLoop]: Abstraction has 78 states and 80 transitions. [2020-07-21 16:15:14,618 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 16:15:14,618 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 80 transitions. [2020-07-21 16:15:14,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-07-21 16:15:14,619 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 16:15:14,619 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] [2020-07-21 16:15:14,832 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 16:15:14,833 INFO L427 AbstractCegarLoop]: === Iteration 17 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 16:15:14,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 16:15:14,833 INFO L82 PathProgramCache]: Analyzing trace with hash -42695807, now seen corresponding path program 1 times [2020-07-21 16:15:14,833 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 16:15:14,833 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1129321936] [2020-07-21 16:15:14,834 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 [2020-07-21 16:15:14,970 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 16:15:14,970 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 16:15:14,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 714 conjuncts, 7 conjunts are in the unsatisfiable core [2020-07-21 16:15:14,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 16:15:15,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 16:15:15,000 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 16:15:15,001 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1129321936] [2020-07-21 16:15:15,001 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 16:15:15,001 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-21 16:15:15,001 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [784494265] [2020-07-21 16:15:15,002 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-21 16:15:15,002 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 16:15:15,002 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-21 16:15:15,002 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-07-21 16:15:15,002 INFO L87 Difference]: Start difference. First operand 78 states and 80 transitions. Second operand 5 states. [2020-07-21 16:15:15,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 16:15:15,084 INFO L93 Difference]: Finished difference Result 78 states and 80 transitions. [2020-07-21 16:15:15,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-21 16:15:15,085 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 76 [2020-07-21 16:15:15,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 16:15:15,085 INFO L225 Difference]: With dead ends: 78 [2020-07-21 16:15:15,086 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 16:15:15,086 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 [2020-07-21 16:15:15,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 16:15:15,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 16:15:15,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 16:15:15,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 16:15:15,087 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 76 [2020-07-21 16:15:15,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 16:15:15,088 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 16:15:15,088 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-21 16:15:15,088 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 16:15:15,088 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 16:15:15,289 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 16:15:15,292 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 16:15:16,478 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 40 [2020-07-21 16:15:17,913 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 48 [2020-07-21 16:15:18,555 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 41 [2020-07-21 16:15:18,635 INFO L271 CegarLoopResult]: At program point KeSetEventENTRY(lines 566 573) the Hoare annotation is: true [2020-07-21 16:15:18,635 INFO L268 CegarLoopResult]: For program point KeSetEventFINAL(lines 566 573) no Hoare annotation was computed. [2020-07-21 16:15:18,635 INFO L268 CegarLoopResult]: For program point KeSetEventEXIT(lines 566 573) no Hoare annotation was computed. [2020-07-21 16:15:18,635 INFO L271 CegarLoopResult]: At program point KbFilter_CompleteENTRY(lines 616 626) the Hoare annotation is: true [2020-07-21 16:15:18,635 INFO L271 CegarLoopResult]: At program point L622(line 622) the Hoare annotation is: true [2020-07-21 16:15:18,636 INFO L268 CegarLoopResult]: For program point L622-1(line 622) no Hoare annotation was computed. [2020-07-21 16:15:18,636 INFO L268 CegarLoopResult]: For program point KbFilter_CompleteFINAL(lines 616 626) no Hoare annotation was computed. [2020-07-21 16:15:18,636 INFO L268 CegarLoopResult]: For program point KbFilter_CompleteEXIT(lines 616 626) no Hoare annotation was computed. [2020-07-21 16:15:18,636 INFO L268 CegarLoopResult]: For program point L704(lines 704 725) no Hoare annotation was computed. [2020-07-21 16:15:18,636 INFO L268 CegarLoopResult]: For program point L698(lines 698 727) no Hoare annotation was computed. [2020-07-21 16:15:18,636 INFO L268 CegarLoopResult]: For program point KbFilter_PowerEXIT(lines 687 742) no Hoare annotation was computed. [2020-07-21 16:15:18,636 INFO L264 CegarLoopResult]: At program point KbFilter_PowerENTRY(lines 687 742) the Hoare annotation is: (or (= ~s~0 ~NP~0) (= 1 ~pended~0) (not (= 0 ~compRegistered~0)) (not (= ~NP~0 |old(~s~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2))) [2020-07-21 16:15:18,636 INFO L268 CegarLoopResult]: For program point L707(lines 707 724) no Hoare annotation was computed. [2020-07-21 16:15:18,636 INFO L264 CegarLoopResult]: At program point L738(line 738) the Hoare annotation is: (or (= 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)) [2020-07-21 16:15:18,637 INFO L268 CegarLoopResult]: For program point L738-1(line 738) no Hoare annotation was computed. [2020-07-21 16:15:18,637 INFO L268 CegarLoopResult]: For program point L701(lines 701 726) no Hoare annotation was computed. [2020-07-21 16:15:18,637 INFO L264 CegarLoopResult]: At program point L732(line 732) the Hoare annotation is: (or (not (= |old(~s~0)| ~NP~0)) (not (<= ~DC~0 2)) (= 1 ~pended~0) (not (= 0 ~compRegistered~0)) (not (<= 4 ~SKIP2~0))) [2020-07-21 16:15:18,637 INFO L264 CegarLoopResult]: At program point L699(lines 698 727) the Hoare annotation is: (or (= ~s~0 ~NP~0) (= 1 ~pended~0) (not (= 0 ~compRegistered~0)) (not (= ~NP~0 |old(~s~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2))) [2020-07-21 16:15:18,637 INFO L268 CegarLoopResult]: For program point L732-1(lines 728 734) no Hoare annotation was computed. [2020-07-21 16:15:18,638 INFO L268 CegarLoopResult]: For program point KbFilter_PowerFINAL(lines 687 742) no Hoare annotation was computed. [2020-07-21 16:15:18,638 INFO L264 CegarLoopResult]: At program point L722(lines 697 741) the Hoare annotation is: (or (= ~s~0 ~NP~0) (= 1 ~pended~0) (not (= 0 ~compRegistered~0)) (not (= ~NP~0 |old(~s~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2))) [2020-07-21 16:15:18,638 INFO L268 CegarLoopResult]: For program point stub_driver_initEXIT(lines 41 54) no Hoare annotation was computed. [2020-07-21 16:15:18,638 INFO L264 CegarLoopResult]: At program point stub_driver_initENTRY(lines 41 54) the Hoare annotation is: (or (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)) (= 1 |old(~pended~0)|) (not (= 0 |old(~compRegistered~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2))) [2020-07-21 16:15:18,638 INFO L268 CegarLoopResult]: For program point stub_driver_initFINAL(lines 41 54) no Hoare annotation was computed. [2020-07-21 16:15:18,639 INFO L268 CegarLoopResult]: For program point _BLAST_initFINAL(lines 55 76) no Hoare annotation was computed. [2020-07-21 16:15:18,639 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)|))) [2020-07-21 16:15:18,639 INFO L268 CegarLoopResult]: For program point _BLAST_initEXIT(lines 55 76) no Hoare annotation was computed. [2020-07-21 16:15:18,639 INFO L271 CegarLoopResult]: At program point errorFnENTRY(lines 1007 1014) the Hoare annotation is: true [2020-07-21 16:15:18,639 INFO L268 CegarLoopResult]: For program point errorFnFINAL(lines 1007 1014) no Hoare annotation was computed. [2020-07-21 16:15:18,639 INFO L268 CegarLoopResult]: For program point errorFnEXIT(lines 1007 1014) no Hoare annotation was computed. [2020-07-21 16:15:18,639 INFO L268 CegarLoopResult]: For program point errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1011) no Hoare annotation was computed. [2020-07-21 16:15:18,639 INFO L268 CegarLoopResult]: For program point L448(lines 448 450) no Hoare annotation was computed. [2020-07-21 16:15:18,639 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 293 464) no Hoare annotation was computed. [2020-07-21 16:15:18,640 INFO L271 CegarLoopResult]: At program point L374(lines 373 406) the Hoare annotation is: true [2020-07-21 16:15:18,640 INFO L268 CegarLoopResult]: For program point L432(lines 432 434) no Hoare annotation was computed. [2020-07-21 16:15:18,640 INFO L268 CegarLoopResult]: For program point L366(lines 366 407) no Hoare annotation was computed. [2020-07-21 16:15:18,640 INFO L268 CegarLoopResult]: For program point L383(line 383) no Hoare annotation was computed. [2020-07-21 16:15:18,640 INFO L268 CegarLoopResult]: For program point L441(lines 441 445) no Hoare annotation was computed. [2020-07-21 16:15:18,640 INFO L268 CegarLoopResult]: For program point L342(lines 328 411) no Hoare annotation was computed. [2020-07-21 16:15:18,640 INFO L264 CegarLoopResult]: At program point L367(lines 366 407) the Hoare annotation is: (or (not (= |old(~s~0)| |old(~NP~0)|)) (and (= ~s~0 ~NP~0) (<= ~DC~0 2) (not (= 1 ~pended~0)) (= 0 ~compRegistered~0) (<= 4 ~SKIP2~0)) (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)|))) [2020-07-21 16:15:18,641 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))) [2020-07-21 16:15:18,641 INFO L268 CegarLoopResult]: For program point L326-1(lines 322 463) no Hoare annotation was computed. [2020-07-21 16:15:18,641 INFO L268 CegarLoopResult]: For program point L351(lines 351 410) no Hoare annotation was computed. [2020-07-21 16:15:18,641 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 293 464) no Hoare annotation was computed. [2020-07-21 16:15:18,641 INFO L268 CegarLoopResult]: For program point L393(line 393) no Hoare annotation was computed. [2020-07-21 16:15:18,641 INFO L264 CegarLoopResult]: At program point L352(lines 351 410) the Hoare annotation is: (or (not (= |old(~s~0)| |old(~NP~0)|)) (and (= ~s~0 ~NP~0) (<= ~DC~0 2) (not (= 1 ~pended~0)) (= 0 ~compRegistered~0) (<= 4 ~SKIP2~0)) (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)|))) [2020-07-21 16:15:18,641 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)|))) [2020-07-21 16:15:18,641 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)|))) [2020-07-21 16:15:18,642 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) (not (= |old(~SKIP1~0)| |old(~s~0)|)) (and (<= ~DC~0 2) (not (= 1 ~pended~0)) (<= 4 ~SKIP2~0)) (= 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)|))) [2020-07-21 16:15:18,642 INFO L268 CegarLoopResult]: For program point L361(lines 361 408) no Hoare annotation was computed. [2020-07-21 16:15:18,642 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) (not (= |old(~SKIP1~0)| |old(~s~0)|)) (and (<= ~DC~0 2) (not (= 1 ~pended~0)) (<= 4 ~SKIP2~0)) (= 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)|))) [2020-07-21 16:15:18,642 INFO L268 CegarLoopResult]: For program point L452(lines 452 454) no Hoare annotation was computed. [2020-07-21 16:15:18,642 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) (not (= |old(~SKIP1~0)| |old(~s~0)|)) (and (<= ~DC~0 2) (not (= 1 ~pended~0)) (<= 4 ~SKIP2~0)) (= 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)|))) [2020-07-21 16:15:18,642 INFO L268 CegarLoopResult]: For program point L378(line 378) no Hoare annotation was computed. [2020-07-21 16:15:18,642 INFO L268 CegarLoopResult]: For program point L337(lines 337 340) no Hoare annotation was computed. [2020-07-21 16:15:18,643 INFO L264 CegarLoopResult]: At program point L337-2(lines 337 340) the Hoare annotation is: (or (and (<= ~NP~0 1) (= ~s~0 ~NP~0) (<= ~DC~0 2) (not (= 1 ~pended~0)) (<= 5 ~MPR1~0) (= 0 ~compRegistered~0) (<= 4 ~SKIP2~0)) (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)|))) [2020-07-21 16:15:18,643 INFO L268 CegarLoopResult]: For program point L428(lines 412 461) no Hoare annotation was computed. [2020-07-21 16:15:18,643 INFO L264 CegarLoopResult]: At program point L362(lines 361 408) the Hoare annotation is: (or (and (<= ~NP~0 1) (= ~s~0 ~NP~0) (<= ~DC~0 2) (not (= 1 ~pended~0)) (<= 5 ~MPR1~0) (= 0 ~compRegistered~0) (<= 4 ~SKIP2~0)) (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)|))) [2020-07-21 16:15:18,643 INFO L268 CegarLoopResult]: For program point L371(lines 371 406) no Hoare annotation was computed. [2020-07-21 16:15:18,643 INFO L268 CegarLoopResult]: For program point L429(lines 429 458) no Hoare annotation was computed. [2020-07-21 16:15:18,643 INFO L268 CegarLoopResult]: For program point L421(lines 421 425) no Hoare annotation was computed. [2020-07-21 16:15:18,643 INFO L268 CegarLoopResult]: For program point L388(line 388) no Hoare annotation was computed. [2020-07-21 16:15:18,643 INFO L268 CegarLoopResult]: For program point L413(lines 413 417) no Hoare annotation was computed. [2020-07-21 16:15:18,644 INFO L264 CegarLoopResult]: At program point L372(lines 371 406) the Hoare annotation is: (or (not (= |old(~s~0)| |old(~NP~0)|)) (and (= ~s~0 ~NP~0) (<= ~DC~0 2) (not (= 1 ~pended~0)) (= 0 ~compRegistered~0) (<= 4 ~SKIP2~0)) (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)|))) [2020-07-21 16:15:18,644 INFO L268 CegarLoopResult]: For program point L430(lines 430 457) no Hoare annotation was computed. [2020-07-21 16:15:18,644 INFO L268 CegarLoopResult]: For program point L356(lines 356 409) no Hoare annotation was computed. [2020-07-21 16:15:18,644 INFO L268 CegarLoopResult]: For program point L447(lines 447 455) no Hoare annotation was computed. [2020-07-21 16:15:18,644 INFO L264 CegarLoopResult]: At program point L439(lines 430 457) the Hoare annotation is: (or (not (= |old(~s~0)| |old(~NP~0)|)) (not (= |old(~SKIP1~0)| |old(~s~0)|)) (and (<= ~DC~0 2) (not (= 1 ~pended~0)) (<= 4 ~SKIP2~0)) (= 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)|))) [2020-07-21 16:15:18,644 INFO L268 CegarLoopResult]: For program point L431(lines 431 437) no Hoare annotation was computed. [2020-07-21 16:15:18,644 INFO L268 CegarLoopResult]: For program point L398(line 398) no Hoare annotation was computed. [2020-07-21 16:15:18,645 INFO L264 CegarLoopResult]: At program point L357(lines 356 409) the Hoare annotation is: (or (not (= |old(~s~0)| |old(~NP~0)|)) (and (= ~s~0 ~NP~0) (<= ~DC~0 2) (not (= 1 ~pended~0)) (= 0 ~compRegistered~0) (<= 4 ~SKIP2~0)) (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)|))) [2020-07-21 16:15:18,645 INFO L264 CegarLoopResult]: At program point L510(lines 509 524) the Hoare annotation is: (let ((.cse0 (= 1 ~pended~0)) (.cse1 (not (<= 4 ~SKIP2~0))) (.cse2 (not (<= ~DC~0 2)))) (and (or (not (= ~SKIP1~0 |old(~s~0)|)) .cse0 (not (= 0 ~compRegistered~0)) .cse1 .cse2 (= ~SKIP1~0 ~s~0)) (or (and (= ~MPR1~0 ~s~0) (= 0 (+ IofCallDriver_~__cil_tmp7~0 1073741802)) (= ~setEventCalled~0 1)) (not (<= 5 ~MPR1~0)) .cse0 (not (= ~NP~0 |old(~s~0)|)) (not (<= ~NP~0 1)) .cse1 .cse2 (not (<= 1 ~compRegistered~0))))) [2020-07-21 16:15:18,645 INFO L268 CegarLoopResult]: For program point L539(lines 539 546) no Hoare annotation was computed. [2020-07-21 16:15:18,645 INFO L268 CegarLoopResult]: For program point L502(lines 502 525) no Hoare annotation was computed. [2020-07-21 16:15:18,645 INFO L268 CegarLoopResult]: For program point L531(lines 531 537) no Hoare annotation was computed. [2020-07-21 16:15:18,646 INFO L264 CegarLoopResult]: At program point L544(line 544) the Hoare annotation is: (let ((.cse0 (not (<= ~DC~0 2))) (.cse1 (= 1 ~pended~0)) (.cse2 (not (<= 4 ~SKIP2~0)))) (and (or (not (= ~SKIP1~0 |old(~s~0)|)) .cse0 .cse1 (not (= 0 ~compRegistered~0)) .cse2) (or (not (<= ~NP~0 1)) (not (= |old(~s~0)| ~NP~0)) (not (<= 5 ~MPR1~0)) .cse0 .cse1 .cse2 (not (<= 1 ~compRegistered~0))))) [2020-07-21 16:15:18,646 INFO L268 CegarLoopResult]: For program point L544-1(lines 526 548) no Hoare annotation was computed. [2020-07-21 16:15:18,646 INFO L268 CegarLoopResult]: For program point L507(lines 507 524) no Hoare annotation was computed. [2020-07-21 16:15:18,646 INFO L264 CegarLoopResult]: At program point L503(lines 502 525) the Hoare annotation is: (let ((.cse0 (= 1 ~pended~0)) (.cse1 (not (<= 4 ~SKIP2~0))) (.cse2 (not (<= ~DC~0 2)))) (and (or (not (= ~SKIP1~0 |old(~s~0)|)) .cse0 (not (= 0 ~compRegistered~0)) .cse1 .cse2 (= ~SKIP1~0 ~s~0)) (or (not (<= 5 ~MPR1~0)) .cse0 (and (= ~MPR1~0 ~s~0) (= 0 (+ IofCallDriver_~__cil_tmp7~0 1073741802))) (not (= ~NP~0 |old(~s~0)|)) (not (<= ~NP~0 1)) .cse1 .cse2 (not (<= 1 ~compRegistered~0))))) [2020-07-21 16:15:18,646 INFO L264 CegarLoopResult]: At program point IofCallDriverENTRY(lines 479 551) the Hoare annotation is: (let ((.cse0 (= 1 ~pended~0)) (.cse1 (not (<= 4 ~SKIP2~0))) (.cse2 (not (<= ~DC~0 2)))) (and (or (not (<= 5 ~MPR1~0)) .cse0 (not (= ~NP~0 |old(~s~0)|)) (= ~s~0 |old(~s~0)|) (not (<= ~NP~0 1)) .cse1 .cse2 (not (<= 1 ~compRegistered~0))) (or (not (= ~SKIP1~0 |old(~s~0)|)) .cse0 (not (= 0 ~compRegistered~0)) .cse1 .cse2 (= ~SKIP1~0 ~s~0)))) [2020-07-21 16:15:18,646 INFO L264 CegarLoopResult]: At program point L495(line 495) the Hoare annotation is: (let ((.cse0 (= 1 ~pended~0)) (.cse1 (not (<= 4 ~SKIP2~0))) (.cse2 (not (<= ~DC~0 2)))) (and (or (not (= ~SKIP1~0 |old(~s~0)|)) .cse0 (not (= 0 ~compRegistered~0)) .cse1 .cse2) (or (not (<= 5 ~MPR1~0)) .cse0 (not (= ~NP~0 |old(~s~0)|)) (not (<= ~NP~0 1)) .cse1 .cse2 (and (= ~s~0 |old(~s~0)|) (= 0 (+ IofCallDriver_~__cil_tmp7~0 1073741802)) (= ~setEventCalled~0 1)) (not (<= 1 ~compRegistered~0))))) [2020-07-21 16:15:18,647 INFO L268 CegarLoopResult]: For program point L487(lines 487 499) no Hoare annotation was computed. [2020-07-21 16:15:18,647 INFO L268 CegarLoopResult]: For program point L487-1(lines 487 499) no Hoare annotation was computed. [2020-07-21 16:15:18,647 INFO L268 CegarLoopResult]: For program point IofCallDriverFINAL(lines 479 551) no Hoare annotation was computed. [2020-07-21 16:15:18,647 INFO L264 CegarLoopResult]: At program point L508(lines 507 524) the Hoare annotation is: (let ((.cse0 (= 1 ~pended~0)) (.cse1 (not (<= 4 ~SKIP2~0))) (.cse2 (not (<= ~DC~0 2)))) (and (or (not (= ~SKIP1~0 |old(~s~0)|)) .cse0 (not (= 0 ~compRegistered~0)) .cse1 .cse2 (= ~SKIP1~0 ~s~0)) (or (not (<= 5 ~MPR1~0)) .cse0 (and (= ~MPR1~0 ~s~0) (= 0 (+ IofCallDriver_~__cil_tmp7~0 1073741802))) (not (= ~NP~0 |old(~s~0)|)) (not (<= ~NP~0 1)) .cse1 .cse2 (not (<= 1 ~compRegistered~0))))) [2020-07-21 16:15:18,647 INFO L268 CegarLoopResult]: For program point IofCallDriverEXIT(lines 479 551) no Hoare annotation was computed. [2020-07-21 16:15:18,647 INFO L268 CegarLoopResult]: For program point L530(lines 530 547) no Hoare annotation was computed. [2020-07-21 16:15:18,647 INFO L268 CegarLoopResult]: For program point L493(lines 493 497) no Hoare annotation was computed. [2020-07-21 16:15:18,648 INFO L264 CegarLoopResult]: At program point L522(lines 486 550) the Hoare annotation is: (let ((.cse0 (= 1 ~pended~0)) (.cse1 (not (<= 4 ~SKIP2~0))) (.cse2 (not (<= ~DC~0 2)))) (and (or (not (= ~SKIP1~0 |old(~s~0)|)) .cse0 (not (= 0 ~compRegistered~0)) .cse1 .cse2 (= ~SKIP1~0 ~s~0)) (let ((.cse3 (= ~MPR1~0 ~s~0)) (.cse4 (= 0 (+ IofCallDriver_~__cil_tmp7~0 1073741802)))) (or (and .cse3 .cse4 (= ~setEventCalled~0 1) (= 259 IofCallDriver_~returnVal2~0)) (and .cse3 (<= IofCallDriver_~returnVal2~0 0) .cse4) (not (<= 5 ~MPR1~0)) .cse0 (not (= ~NP~0 |old(~s~0)|)) (not (<= ~NP~0 1)) .cse1 .cse2 (not (<= 1 ~compRegistered~0)))))) [2020-07-21 16:15:18,648 INFO L264 CegarLoopResult]: At program point L489(line 489) the Hoare annotation is: (let ((.cse0 (= 1 ~pended~0)) (.cse1 (not (<= 4 ~SKIP2~0))) (.cse2 (not (<= ~DC~0 2)))) (and (or (not (<= 5 ~MPR1~0)) .cse0 (not (= ~NP~0 |old(~s~0)|)) (= ~s~0 |old(~s~0)|) (not (<= ~NP~0 1)) .cse1 .cse2 (not (<= 1 ~compRegistered~0))) (or (not (= ~SKIP1~0 |old(~s~0)|)) .cse0 (not (= 0 ~compRegistered~0)) .cse1 .cse2))) [2020-07-21 16:15:18,648 INFO L268 CegarLoopResult]: For program point L489-1(line 489) no Hoare annotation was computed. [2020-07-21 16:15:18,648 INFO L264 CegarLoopResult]: At program point L473(line 473) the Hoare annotation is: (or (not (= 1 ~setEventCalled~0)) (not (<= ~NP~0 1)) (not (= |old(~s~0)| ~NP~0)) (not (<= 5 ~MPR1~0)) (not (<= ~DC~0 2)) (= 1 ~pended~0) (not (<= 4 ~SKIP2~0)) (not (<= 1 ~compRegistered~0))) [2020-07-21 16:15:18,648 INFO L264 CegarLoopResult]: At program point stubMoreProcessingRequiredENTRY(lines 465 478) the Hoare annotation is: (or (not (<= 5 ~MPR1~0)) (= 1 ~pended~0) (not (= ~NP~0 |old(~s~0)|)) (= ~s~0 |old(~s~0)|) (not (<= ~NP~0 1)) (not (<= 4 ~SKIP2~0)) (not (= ~setEventCalled~0 1)) (not (<= ~DC~0 2)) (not (<= 1 ~compRegistered~0))) [2020-07-21 16:15:18,648 INFO L268 CegarLoopResult]: For program point L473-1(lines 465 478) no Hoare annotation was computed. [2020-07-21 16:15:18,648 INFO L268 CegarLoopResult]: For program point stubMoreProcessingRequiredEXIT(lines 465 478) no Hoare annotation was computed. [2020-07-21 16:15:18,649 INFO L268 CegarLoopResult]: For program point L795(lines 795 815) no Hoare annotation was computed. [2020-07-21 16:15:18,649 INFO L268 CegarLoopResult]: For program point L758(lines 758 762) no Hoare annotation was computed. [2020-07-21 16:15:18,649 INFO L264 CegarLoopResult]: At program point L787(lines 751 818) the Hoare annotation is: (or (not (= ~SKIP1~0 |old(~s~0)|)) (= 1 ~pended~0) (not (= 0 ~compRegistered~0)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2)) (= ~SKIP1~0 ~s~0)) [2020-07-21 16:15:18,649 INFO L268 CegarLoopResult]: For program point PoCallDriverEXIT(lines 743 819) no Hoare annotation was computed. [2020-07-21 16:15:18,649 INFO L264 CegarLoopResult]: At program point L754(line 754) the Hoare annotation is: (or (not (= ~SKIP1~0 |old(~s~0)|)) (not (<= ~DC~0 2)) (= 1 ~pended~0) (not (= 0 ~compRegistered~0)) (not (<= 4 ~SKIP2~0))) [2020-07-21 16:15:18,649 INFO L268 CegarLoopResult]: For program point L754-1(line 754) no Hoare annotation was computed. [2020-07-21 16:15:18,649 INFO L264 CegarLoopResult]: At program point L812(line 812) the Hoare annotation is: (or (not (= ~SKIP1~0 |old(~s~0)|)) (not (<= ~DC~0 2)) (= 1 ~pended~0) (not (= 0 ~compRegistered~0)) (not (<= 4 ~SKIP2~0))) [2020-07-21 16:15:18,650 INFO L268 CegarLoopResult]: For program point L812-1(lines 791 816) no Hoare annotation was computed. [2020-07-21 16:15:18,650 INFO L264 CegarLoopResult]: At program point L775(lines 774 789) the Hoare annotation is: (or (not (= ~SKIP1~0 |old(~s~0)|)) (= 1 ~pended~0) (not (= 0 ~compRegistered~0)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2)) (= ~SKIP1~0 ~s~0)) [2020-07-21 16:15:18,650 INFO L268 CegarLoopResult]: For program point L767(lines 767 790) no Hoare annotation was computed. [2020-07-21 16:15:18,650 INFO L268 CegarLoopResult]: For program point PoCallDriverFINAL(lines 743 819) no Hoare annotation was computed. [2020-07-21 16:15:18,650 INFO L264 CegarLoopResult]: At program point PoCallDriverENTRY(lines 743 819) the Hoare annotation is: (or (not (= ~SKIP1~0 |old(~s~0)|)) (= 1 ~pended~0) (not (= 0 ~compRegistered~0)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2)) (= ~SKIP1~0 ~s~0)) [2020-07-21 16:15:18,650 INFO L268 CegarLoopResult]: For program point L772(lines 772 789) no Hoare annotation was computed. [2020-07-21 16:15:18,650 INFO L264 CegarLoopResult]: At program point L768(lines 767 790) the Hoare annotation is: (or (not (= ~SKIP1~0 |old(~s~0)|)) (= 1 ~pended~0) (not (= 0 ~compRegistered~0)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2)) (= ~SKIP1~0 ~s~0)) [2020-07-21 16:15:18,650 INFO L264 CegarLoopResult]: At program point L760(line 760) the Hoare annotation is: (or (not (= ~SKIP1~0 |old(~s~0)|)) (not (<= ~DC~0 2)) (= 1 ~pended~0) (not (= 0 ~compRegistered~0)) (not (<= 4 ~SKIP2~0))) [2020-07-21 16:15:18,651 INFO L268 CegarLoopResult]: For program point L752(lines 752 764) no Hoare annotation was computed. [2020-07-21 16:15:18,651 INFO L268 CegarLoopResult]: For program point L752-1(lines 752 764) no Hoare annotation was computed. [2020-07-21 16:15:18,651 INFO L264 CegarLoopResult]: At program point L773(lines 772 789) the Hoare annotation is: (or (not (= ~SKIP1~0 |old(~s~0)|)) (= 1 ~pended~0) (not (= 0 ~compRegistered~0)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2)) (= ~SKIP1~0 ~s~0)) [2020-07-21 16:15:18,651 INFO L268 CegarLoopResult]: For program point L798(lines 798 804) no Hoare annotation was computed. [2020-07-21 16:15:18,651 INFO L268 CegarLoopResult]: For program point L807(lines 807 814) no Hoare annotation was computed. [2020-07-21 16:15:18,651 INFO L268 CegarLoopResult]: For program point L636(lines 636 654) no Hoare annotation was computed. [2020-07-21 16:15:18,651 INFO L268 CegarLoopResult]: For program point KbFilter_CreateCloseEXIT(lines 627 662) no Hoare annotation was computed. [2020-07-21 16:15:18,651 INFO L264 CegarLoopResult]: At program point L651(lines 639 653) the Hoare annotation is: (or (= ~s~0 ~NP~0) (= 1 ~pended~0) (not (= 0 ~compRegistered~0)) (not (= ~NP~0 |old(~s~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2))) [2020-07-21 16:15:18,652 INFO L264 CegarLoopResult]: At program point L643(lines 636 654) the Hoare annotation is: (or (= ~s~0 ~NP~0) (= 1 ~pended~0) (not (= 0 ~compRegistered~0)) (not (= ~NP~0 |old(~s~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2))) [2020-07-21 16:15:18,652 INFO L268 CegarLoopResult]: For program point L639(lines 639 653) no Hoare annotation was computed. [2020-07-21 16:15:18,652 INFO L264 CegarLoopResult]: At program point KbFilter_CreateCloseENTRY(lines 627 662) the Hoare annotation is: (or (= ~s~0 ~NP~0) (= 1 ~pended~0) (not (= 0 ~compRegistered~0)) (not (= ~NP~0 |old(~s~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2))) [2020-07-21 16:15:18,652 INFO L264 CegarLoopResult]: At program point L658(line 658) the Hoare annotation is: (or (= ~s~0 ~NP~0) (= 1 ~pended~0) (not (= 0 ~compRegistered~0)) (not (= ~NP~0 |old(~s~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2))) [2020-07-21 16:15:18,652 INFO L268 CegarLoopResult]: For program point L658-1(line 658) no Hoare annotation was computed. [2020-07-21 16:15:18,652 INFO L268 CegarLoopResult]: For program point KbFilter_CreateCloseFINAL(lines 627 662) no Hoare annotation was computed. [2020-07-21 16:15:18,652 INFO L268 CegarLoopResult]: For program point L642(lines 642 652) no Hoare annotation was computed. [2020-07-21 16:15:18,652 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 16:15:18,653 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~s~0 |old(~s~0)|) [2020-07-21 16:15:18,653 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 16:15:18,653 INFO L268 CegarLoopResult]: For program point L894(lines 894 982) no Hoare annotation was computed. [2020-07-21 16:15:18,653 INFO L264 CegarLoopResult]: At program point L890(lines 889 984) the Hoare annotation is: (or (= ~s~0 ~NP~0) (= 1 ~pended~0) (not (= 0 ~compRegistered~0)) (not (= ~NP~0 |old(~s~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2))) [2020-07-21 16:15:18,653 INFO L268 CegarLoopResult]: For program point L915(lines 915 976) no Hoare annotation was computed. [2020-07-21 16:15:18,653 INFO L264 CegarLoopResult]: At program point L882(lines 881 986) the Hoare annotation is: (or (= ~s~0 ~NP~0) (= 1 ~pended~0) (not (= 0 ~compRegistered~0)) (not (= ~NP~0 |old(~s~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2))) [2020-07-21 16:15:18,653 INFO L268 CegarLoopResult]: For program point KbFilter_InternIoCtlEXIT(lines 820 1005) no Hoare annotation was computed. [2020-07-21 16:15:18,653 INFO L268 CegarLoopResult]: For program point L932(lines 932 971) no Hoare annotation was computed. [2020-07-21 16:15:18,653 INFO L268 CegarLoopResult]: For program point L957-1(lines 957 959) no Hoare annotation was computed. [2020-07-21 16:15:18,654 INFO L268 CegarLoopResult]: For program point L908(lines 908 978) no Hoare annotation was computed. [2020-07-21 16:15:18,654 INFO L264 CegarLoopResult]: At program point L970(lines 865 1004) the Hoare annotation is: (or (= ~s~0 ~NP~0) (= 1 ~pended~0) (not (= 0 ~compRegistered~0)) (not (= ~NP~0 |old(~s~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2))) [2020-07-21 16:15:18,654 INFO L264 CegarLoopResult]: At program point L933(lines 873 988) the Hoare annotation is: (or (= ~s~0 ~NP~0) (= 1 ~pended~0) (not (= 0 ~compRegistered~0)) (not (= ~NP~0 |old(~s~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2))) [2020-07-21 16:15:18,654 INFO L264 CegarLoopResult]: At program point L995(line 995) the Hoare annotation is: (or (= ~s~0 ~NP~0) (= 1 ~pended~0) (not (= 0 ~compRegistered~0)) (not (= ~NP~0 |old(~s~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2))) [2020-07-21 16:15:18,654 INFO L268 CegarLoopResult]: For program point L995-1(line 995) no Hoare annotation was computed. [2020-07-21 16:15:18,654 INFO L268 CegarLoopResult]: For program point L929(lines 929 972) no Hoare annotation was computed. [2020-07-21 16:15:18,654 INFO L268 CegarLoopResult]: For program point L954(lines 954 956) no Hoare annotation was computed. [2020-07-21 16:15:18,654 INFO L268 CegarLoopResult]: For program point L954-2(lines 932 969) no Hoare annotation was computed. [2020-07-21 16:15:18,655 INFO L268 CegarLoopResult]: For program point L938(lines 938 941) no Hoare annotation was computed. [2020-07-21 16:15:18,655 INFO L268 CegarLoopResult]: For program point L901(lines 901 980) no Hoare annotation was computed. [2020-07-21 16:15:18,655 INFO L268 CegarLoopResult]: For program point L922(lines 922 974) no Hoare annotation was computed. [2020-07-21 16:15:18,655 INFO L268 CegarLoopResult]: For program point L889(lines 889 984) no Hoare annotation was computed. [2020-07-21 16:15:18,655 INFO L264 CegarLoopResult]: At program point KbFilter_InternIoCtlENTRY(lines 820 1005) the Hoare annotation is: (or (= ~s~0 ~NP~0) (= 1 ~pended~0) (not (= 0 ~compRegistered~0)) (not (= ~NP~0 |old(~s~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2))) [2020-07-21 16:15:18,655 INFO L268 CegarLoopResult]: For program point L881(lines 881 986) no Hoare annotation was computed. [2020-07-21 16:15:18,655 INFO L268 CegarLoopResult]: For program point L873(lines 873 988) no Hoare annotation was computed. [2020-07-21 16:15:18,655 INFO L264 CegarLoopResult]: At program point L1001(line 1001) the Hoare annotation is: (or (= ~s~0 ~NP~0) (= 1 ~pended~0) (not (= 0 ~compRegistered~0)) (not (= ~NP~0 |old(~s~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2))) [2020-07-21 16:15:18,655 INFO L268 CegarLoopResult]: For program point L1001-1(line 1001) no Hoare annotation was computed. [2020-07-21 16:15:18,656 INFO L268 CegarLoopResult]: For program point KbFilter_InternIoCtlFINAL(lines 820 1005) no Hoare annotation was computed. [2020-07-21 16:15:18,656 INFO L268 CegarLoopResult]: For program point KeWaitForSingleObjectEXIT(lines 574 615) no Hoare annotation was computed. [2020-07-21 16:15:18,656 INFO L268 CegarLoopResult]: For program point L601(lines 601 613) no Hoare annotation was computed. [2020-07-21 16:15:18,656 INFO L264 CegarLoopResult]: At program point L587(lines 579 598) the Hoare annotation is: (let ((.cse0 (not (= 1 |old(~setEventCalled~0)|))) (.cse1 (not (<= 5 ~MPR1~0))) (.cse2 (= 1 ~pended~0)) (.cse3 (not (<= ~NP~0 1))) (.cse4 (not (<= 4 ~SKIP2~0))) (.cse5 (not (<= ~DC~0 2))) (.cse6 (not (<= 1 ~compRegistered~0)))) (and (or .cse0 (= ~s~0 ~NP~0) .cse1 .cse2 (not (= ~NP~0 |old(~s~0)|)) .cse3 .cse4 .cse5 .cse6) (or .cse0 (not (= ~MPR3~0 |old(~s~0)|)) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6))) [2020-07-21 16:15:18,656 INFO L268 CegarLoopResult]: For program point L579(lines 579 598) no Hoare annotation was computed. [2020-07-21 16:15:18,656 INFO L268 CegarLoopResult]: For program point KeWaitForSingleObjectFINAL(lines 574 615) no Hoare annotation was computed. [2020-07-21 16:15:18,656 INFO L264 CegarLoopResult]: At program point L604(lines 603 613) the Hoare annotation is: (let ((.cse4 (= 1 ~pended~0)) (.cse8 (<= 1 ~compRegistered~0)) (.cse10 (<= 4 ~SKIP2~0)) (.cse9 (<= ~DC~0 2))) (let ((.cse0 (not (= 1 |old(~setEventCalled~0)|))) (.cse1 (not (<= ~NP~0 1))) (.cse2 (not (<= 5 ~MPR1~0))) (.cse3 (not .cse9)) (.cse5 (not .cse10)) (.cse7 (and (= ~s~0 ~NP~0) .cse9 (not .cse4) .cse10 .cse8)) (.cse6 (not .cse8))) (and (or .cse0 .cse1 (not (= |old(~s~0)| ~NP~0)) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= |old(~s~0)| ~MPR3~0)) .cse5 .cse7 .cse6)))) [2020-07-21 16:15:18,657 INFO L264 CegarLoopResult]: At program point L602(lines 601 613) the Hoare annotation is: (let ((.cse4 (= 1 ~pended~0)) (.cse8 (<= 1 ~compRegistered~0)) (.cse10 (<= 4 ~SKIP2~0)) (.cse9 (<= ~DC~0 2))) (let ((.cse0 (not (= 1 |old(~setEventCalled~0)|))) (.cse1 (not (<= ~NP~0 1))) (.cse2 (not (<= 5 ~MPR1~0))) (.cse3 (not .cse9)) (.cse5 (not .cse10)) (.cse7 (and (= ~s~0 ~NP~0) .cse9 (not .cse4) .cse10 .cse8)) (.cse6 (not .cse8))) (and (or .cse0 .cse1 (not (= |old(~s~0)| ~NP~0)) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= |old(~s~0)| ~MPR3~0)) .cse5 .cse7 .cse6)))) [2020-07-21 16:15:18,657 INFO L264 CegarLoopResult]: At program point L594(line 594) the Hoare annotation is: (let ((.cse0 (not (= 1 |old(~setEventCalled~0)|))) (.cse1 (not (<= ~NP~0 1))) (.cse2 (not (<= 5 ~MPR1~0))) (.cse3 (not (<= ~DC~0 2))) (.cse4 (= 1 ~pended~0)) (.cse5 (not (<= 4 ~SKIP2~0))) (.cse6 (not (<= 1 ~compRegistered~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= |old(~s~0)| ~MPR3~0)) .cse5 .cse6) (or .cse0 .cse1 (not (= |old(~s~0)| ~NP~0)) .cse2 .cse3 .cse4 .cse5 .cse6))) [2020-07-21 16:15:18,657 INFO L268 CegarLoopResult]: For program point L592(lines 592 596) no Hoare annotation was computed. [2020-07-21 16:15:18,657 INFO L268 CegarLoopResult]: For program point L592-1(lines 579 598) no Hoare annotation was computed. [2020-07-21 16:15:18,657 INFO L264 CegarLoopResult]: At program point KeWaitForSingleObjectENTRY(lines 574 615) the Hoare annotation is: (let ((.cse0 (not (= 1 |old(~setEventCalled~0)|))) (.cse1 (= ~setEventCalled~0 1)) (.cse2 (not (<= 5 ~MPR1~0))) (.cse3 (= 1 ~pended~0)) (.cse4 (not (<= ~NP~0 1))) (.cse5 (not (<= 4 ~SKIP2~0))) (.cse6 (not (<= ~DC~0 2))) (.cse7 (not (<= 1 ~compRegistered~0)))) (and (or .cse0 (not (= ~MPR3~0 |old(~s~0)|)) (and (= ~MPR3~0 ~s~0) .cse1) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (or .cse0 (and (= ~s~0 ~NP~0) .cse1) .cse2 .cse3 (not (= ~NP~0 |old(~s~0)|)) .cse4 .cse5 .cse6 .cse7))) [2020-07-21 16:15:18,657 INFO L268 CegarLoopResult]: For program point L580(lines 580 585) no Hoare annotation was computed. [2020-07-21 16:15:18,658 INFO L264 CegarLoopResult]: At program point L560(line 560) the Hoare annotation is: (let ((.cse0 (not (= |old(~s~0)| ~NP~0))) (.cse1 (not (<= ~DC~0 2))) (.cse2 (= 1 ~pended~0)) (.cse3 (not (<= 4 ~SKIP2~0)))) (and (or .cse0 .cse1 .cse2 (not (= 0 ~compRegistered~0)) .cse3) (or .cse0 .cse1 .cse2 .cse3 (not (<= 1 ~compRegistered~0))))) [2020-07-21 16:15:18,658 INFO L268 CegarLoopResult]: For program point L560-1(lines 552 565) no Hoare annotation was computed. [2020-07-21 16:15:18,658 INFO L268 CegarLoopResult]: For program point L556(lines 556 562) no Hoare annotation was computed. [2020-07-21 16:15:18,658 INFO L264 CegarLoopResult]: At program point IofCompleteRequestENTRY(lines 552 565) the Hoare annotation is: (let ((.cse0 (= ~s~0 ~NP~0)) (.cse1 (= 1 ~pended~0)) (.cse2 (not (= ~NP~0 |old(~s~0)|))) (.cse3 (not (<= 4 ~SKIP2~0))) (.cse4 (not (<= ~DC~0 2)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (<= 1 ~compRegistered~0))) (or .cse0 .cse1 (not (= 0 ~compRegistered~0)) .cse2 .cse3 .cse4))) [2020-07-21 16:15:18,658 INFO L268 CegarLoopResult]: For program point IofCompleteRequestEXIT(lines 552 565) no Hoare annotation was computed. [2020-07-21 16:15:18,658 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 16:15:18,658 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)) [2020-07-21 16:15:18,658 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 16:15:18,659 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 16:15:18,659 INFO L264 CegarLoopResult]: At program point KbFilter_DispatchPassThroughENTRY(lines 663 686) the Hoare annotation is: (or (= ~s~0 ~NP~0) (= 1 ~pended~0) (not (= 0 ~compRegistered~0)) (not (= ~NP~0 |old(~s~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2))) [2020-07-21 16:15:18,659 INFO L268 CegarLoopResult]: For program point L672(lines 672 678) no Hoare annotation was computed. [2020-07-21 16:15:18,659 INFO L264 CegarLoopResult]: At program point L682(line 682) the Hoare annotation is: (or (= 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)) [2020-07-21 16:15:18,659 INFO L268 CegarLoopResult]: For program point L682-1(line 682) no Hoare annotation was computed. [2020-07-21 16:15:18,659 INFO L268 CegarLoopResult]: For program point KbFilter_DispatchPassThroughFINAL(lines 663 686) no Hoare annotation was computed. [2020-07-21 16:15:18,659 INFO L264 CegarLoopResult]: At program point L676(line 676) the Hoare annotation is: (or (not (= |old(~s~0)| ~NP~0)) (not (<= ~DC~0 2)) (= 1 ~pended~0) (not (= 0 ~compRegistered~0)) (not (<= 4 ~SKIP2~0))) [2020-07-21 16:15:18,659 INFO L268 CegarLoopResult]: For program point KbFilter_DispatchPassThroughEXIT(lines 663 686) no Hoare annotation was computed. [2020-07-21 16:15:18,660 INFO L268 CegarLoopResult]: For program point L676-1(lines 672 678) no Hoare annotation was computed. [2020-07-21 16:15:18,660 INFO L264 CegarLoopResult]: At program point L225(line 225) the Hoare annotation is: (or (not (<= ~NP~0 1)) (not (= |old(~s~0)| ~NP~0)) (not (<= 5 ~MPR1~0)) (not (<= ~DC~0 2)) (= 1 ~pended~0) (not (= 0 |old(~compRegistered~0)|)) (not (<= 4 ~SKIP2~0))) [2020-07-21 16:15:18,660 INFO L264 CegarLoopResult]: At program point L192(lines 192 193) the Hoare annotation is: (or (not (<= 5 ~MPR1~0)) (= 1 ~pended~0) (not (= ~NP~0 |old(~s~0)|)) (not (<= ~NP~0 1)) (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))) [2020-07-21 16:15:18,660 INFO L268 CegarLoopResult]: For program point L225-1(lines 221 227) no Hoare annotation was computed. [2020-07-21 16:15:18,660 INFO L268 CegarLoopResult]: For program point L192-1(lines 192 193) no Hoare annotation was computed. [2020-07-21 16:15:18,660 INFO L268 CegarLoopResult]: For program point L151(lines 151 274) no Hoare annotation was computed. [2020-07-21 16:15:18,660 INFO L268 CegarLoopResult]: For program point L118(lines 118 285) no Hoare annotation was computed. [2020-07-21 16:15:18,660 INFO L264 CegarLoopResult]: At program point L110(lines 109 288) the Hoare annotation is: (or (not (<= 5 ~MPR1~0)) (= 1 ~pended~0) (not (= ~NP~0 |old(~s~0)|)) (and (= ~s~0 ~NP~0) (= 0 ~compRegistered~0)) (not (<= ~NP~0 1)) (not (= 0 |old(~compRegistered~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2))) [2020-07-21 16:15:18,661 INFO L271 CegarLoopResult]: At program point L267(lines 170 268) the Hoare annotation is: true [2020-07-21 16:15:18,661 INFO L268 CegarLoopResult]: For program point L160(lines 160 271) no Hoare annotation was computed. [2020-07-21 16:15:18,661 INFO L268 CegarLoopResult]: For program point L127(lines 127 282) no Hoare annotation was computed. [2020-07-21 16:15:18,661 INFO L264 CegarLoopResult]: At program point L177(line 177) the Hoare annotation is: (or (not (<= ~NP~0 1)) (not (= |old(~s~0)| ~NP~0)) (not (<= 5 ~MPR1~0)) (not (<= ~DC~0 2)) (= 1 ~pended~0) (not (= 0 |old(~compRegistered~0)|)) (not (<= 4 ~SKIP2~0))) [2020-07-21 16:15:18,661 INFO L264 CegarLoopResult]: At program point L169(lines 115 286) the Hoare annotation is: (or (not (<= 5 ~MPR1~0)) (= 1 ~pended~0) (not (= ~NP~0 |old(~s~0)|)) (and (= ~s~0 ~NP~0) (= 0 ~compRegistered~0)) (not (<= ~NP~0 1)) (not (= 0 |old(~compRegistered~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2))) [2020-07-21 16:15:18,661 INFO L268 CegarLoopResult]: For program point L136(lines 136 279) no Hoare annotation was computed. [2020-07-21 16:15:18,661 INFO L268 CegarLoopResult]: For program point KbFilter_PnPEXIT(lines 79 292) no Hoare annotation was computed. [2020-07-21 16:15:18,661 INFO L268 CegarLoopResult]: For program point L145(lines 145 276) no Hoare annotation was computed. [2020-07-21 16:15:18,662 INFO L268 CegarLoopResult]: For program point L112(lines 112 287) no Hoare annotation was computed. [2020-07-21 16:15:18,662 INFO L268 CegarLoopResult]: For program point L154(lines 154 273) no Hoare annotation was computed. [2020-07-21 16:15:18,662 INFO L268 CegarLoopResult]: For program point L121(lines 121 284) no Hoare annotation was computed. [2020-07-21 16:15:18,662 INFO L264 CegarLoopResult]: At program point L113(lines 112 287) the Hoare annotation is: (or (not (<= 5 ~MPR1~0)) (= 1 ~pended~0) (not (= ~NP~0 |old(~s~0)|)) (and (= ~s~0 ~NP~0) (= 0 ~compRegistered~0)) (not (<= ~NP~0 1)) (not (= 0 |old(~compRegistered~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2))) [2020-07-21 16:15:18,662 INFO L264 CegarLoopResult]: At program point KbFilter_PnPENTRY(lines 79 292) the Hoare annotation is: (or (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 (= 0 |old(~compRegistered~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2))) [2020-07-21 16:15:18,662 INFO L268 CegarLoopResult]: For program point L237(lines 237 243) no Hoare annotation was computed. [2020-07-21 16:15:18,662 INFO L268 CegarLoopResult]: For program point KbFilter_PnPFINAL(lines 79 292) no Hoare annotation was computed. [2020-07-21 16:15:18,662 INFO L264 CegarLoopResult]: At program point L262(lines 262 263) the Hoare annotation is: (or (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 (= 0 |old(~compRegistered~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2))) [2020-07-21 16:15:18,663 INFO L268 CegarLoopResult]: For program point L262-1(lines 262 263) no Hoare annotation was computed. [2020-07-21 16:15:18,663 INFO L268 CegarLoopResult]: For program point L163(lines 163 270) no Hoare annotation was computed. [2020-07-21 16:15:18,663 INFO L268 CegarLoopResult]: For program point L130(lines 130 281) no Hoare annotation was computed. [2020-07-21 16:15:18,663 INFO L268 CegarLoopResult]: For program point L221(lines 221 227) no Hoare annotation was computed. [2020-07-21 16:15:18,663 INFO L268 CegarLoopResult]: For program point L180(lines 180 186) no Hoare annotation was computed. [2020-07-21 16:15:18,663 INFO L268 CegarLoopResult]: For program point L180-1(lines 175 187) no Hoare annotation was computed. [2020-07-21 16:15:18,663 INFO L268 CegarLoopResult]: For program point L205(lines 205 211) no Hoare annotation was computed. [2020-07-21 16:15:18,663 INFO L268 CegarLoopResult]: For program point L139(lines 139 278) no Hoare annotation was computed. [2020-07-21 16:15:18,663 INFO L268 CegarLoopResult]: For program point L106(lines 106 289) no Hoare annotation was computed. [2020-07-21 16:15:18,664 INFO L268 CegarLoopResult]: For program point L197(lines 197 203) no Hoare annotation was computed. [2020-07-21 16:15:18,664 INFO L268 CegarLoopResult]: For program point L197-2(lines 170 266) no Hoare annotation was computed. [2020-07-21 16:15:18,664 INFO L264 CegarLoopResult]: At program point L247(line 247) the Hoare annotation is: (or (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 (= 0 |old(~compRegistered~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2))) [2020-07-21 16:15:18,664 INFO L268 CegarLoopResult]: For program point L247-1(line 247) no Hoare annotation was computed. [2020-07-21 16:15:18,664 INFO L268 CegarLoopResult]: For program point L148(lines 148 275) no Hoare annotation was computed. [2020-07-21 16:15:18,664 INFO L268 CegarLoopResult]: For program point L115(lines 115 286) no Hoare annotation was computed. [2020-07-21 16:15:18,664 INFO L268 CegarLoopResult]: For program point L206(lines 206 210) no Hoare annotation was computed. [2020-07-21 16:15:18,664 INFO L264 CegarLoopResult]: At program point L107(lines 106 289) the Hoare annotation is: (or (not (<= 5 ~MPR1~0)) (= 1 ~pended~0) (not (= ~NP~0 |old(~s~0)|)) (not (<= ~NP~0 1)) (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))) [2020-07-21 16:15:18,665 INFO L264 CegarLoopResult]: At program point L231(lines 231 232) the Hoare annotation is: (or (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 (= 0 |old(~compRegistered~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2))) [2020-07-21 16:15:18,665 INFO L268 CegarLoopResult]: For program point L231-1(lines 231 232) no Hoare annotation was computed. [2020-07-21 16:15:18,665 INFO L264 CegarLoopResult]: At program point L256(line 256) the Hoare annotation is: (or (not (<= ~NP~0 1)) (not (= |old(~s~0)| ~NP~0)) (not (<= 5 ~MPR1~0)) (not (<= ~DC~0 2)) (= 1 ~pended~0) (not (= 0 |old(~compRegistered~0)|)) (not (<= 4 ~SKIP2~0))) [2020-07-21 16:15:18,665 INFO L268 CegarLoopResult]: For program point L256-1(lines 252 258) no Hoare annotation was computed. [2020-07-21 16:15:18,665 INFO L268 CegarLoopResult]: For program point L157(lines 157 272) no Hoare annotation was computed. [2020-07-21 16:15:18,665 INFO L268 CegarLoopResult]: For program point L124(lines 124 283) no Hoare annotation was computed. [2020-07-21 16:15:18,665 INFO L264 CegarLoopResult]: At program point L182(line 182) the Hoare annotation is: (or (not (<= ~NP~0 1)) (not (= |old(~s~0)| ~NP~0)) (not (<= 5 ~MPR1~0)) (not (<= ~DC~0 2)) (= 1 ~pended~0) (not (= 0 |old(~compRegistered~0)|)) (not (<= 4 ~SKIP2~0))) [2020-07-21 16:15:18,665 INFO L264 CegarLoopResult]: At program point L199(lines 199 201) the Hoare annotation is: (let ((.cse0 (= ~setEventCalled~0 1)) (.cse1 (<= 1 ~compRegistered~0))) (or (not (<= 5 ~MPR1~0)) (= 1 ~pended~0) (and (= ~s~0 ~NP~0) .cse0 .cse1) (not (= ~NP~0 |old(~s~0)|)) (not (<= ~NP~0 1)) (and (= 259 KbFilter_PnP_~__cil_tmp23~0) (= ~MPR3~0 ~s~0) .cse0 .cse1 (<= 0 KbFilter_PnP_~status~0)) (not (= 0 |old(~compRegistered~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2)))) [2020-07-21 16:15:18,666 INFO L268 CegarLoopResult]: For program point L166(lines 166 269) no Hoare annotation was computed. [2020-07-21 16:15:18,666 INFO L268 CegarLoopResult]: For program point L199-1(lines 199 201) no Hoare annotation was computed. [2020-07-21 16:15:18,666 INFO L268 CegarLoopResult]: For program point L133(lines 133 280) no Hoare annotation was computed. [2020-07-21 16:15:18,666 INFO L264 CegarLoopResult]: At program point L216(line 216) the Hoare annotation is: (or (not (<= 5 ~MPR1~0)) (= 1 ~pended~0) (not (= ~NP~0 |old(~s~0)|)) (not (<= ~NP~0 1)) (not (= 0 |old(~compRegistered~0)|)) (not (<= 4 ~SKIP2~0)) (not (<= ~DC~0 2)) (and (= ~s~0 ~NP~0) (<= 1 ~compRegistered~0))) [2020-07-21 16:15:18,666 INFO L264 CegarLoopResult]: At program point L241(line 241) the Hoare annotation is: (or (not (<= ~NP~0 1)) (not (= |old(~s~0)| ~NP~0)) (not (<= 5 ~MPR1~0)) (not (<= ~DC~0 2)) (= 1 ~pended~0) (not (= 0 |old(~compRegistered~0)|)) (not (<= 4 ~SKIP2~0))) [2020-07-21 16:15:18,666 INFO L268 CegarLoopResult]: For program point L241-1(lines 237 243) no Hoare annotation was computed. [2020-07-21 16:15:18,666 INFO L268 CegarLoopResult]: For program point L175(lines 175 187) no Hoare annotation was computed. [2020-07-21 16:15:18,666 INFO L268 CegarLoopResult]: For program point L142(lines 142 277) no Hoare annotation was computed. [2020-07-21 16:15:18,666 INFO L268 CegarLoopResult]: For program point L109(lines 109 288) no Hoare annotation was computed. [2020-07-21 16:15:18,709 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 04:15:18 BoogieIcfgContainer [2020-07-21 16:15:18,709 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 16:15:18,711 INFO L168 Benchmark]: Toolchain (without parser) took 13608.50 ms. Allocated memory was 136.8 MB in the beginning and 362.8 MB in the end (delta: 226.0 MB). Free memory was 101.4 MB in the beginning and 299.1 MB in the end (delta: -197.7 MB). Peak memory consumption was 244.6 MB. Max. memory is 7.1 GB. [2020-07-21 16:15:18,712 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 136.8 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2020-07-21 16:15:18,712 INFO L168 Benchmark]: CACSL2BoogieTranslator took 576.40 ms. Allocated memory was 136.8 MB in the beginning and 200.3 MB in the end (delta: 63.4 MB). Free memory was 101.0 MB in the beginning and 173.0 MB in the end (delta: -72.1 MB). Peak memory consumption was 30.0 MB. Max. memory is 7.1 GB. [2020-07-21 16:15:18,713 INFO L168 Benchmark]: Boogie Preprocessor took 69.71 ms. Allocated memory is still 200.3 MB. Free memory was 173.0 MB in the beginning and 169.8 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. [2020-07-21 16:15:18,713 INFO L168 Benchmark]: RCFGBuilder took 1032.00 ms. Allocated memory is still 200.3 MB. Free memory was 169.8 MB in the beginning and 98.4 MB in the end (delta: 71.5 MB). Peak memory consumption was 71.5 MB. Max. memory is 7.1 GB. [2020-07-21 16:15:18,714 INFO L168 Benchmark]: TraceAbstraction took 11922.92 ms. Allocated memory was 200.3 MB in the beginning and 362.8 MB in the end (delta: 162.5 MB). Free memory was 98.4 MB in the beginning and 299.1 MB in the end (delta: -200.8 MB). Peak memory consumption was 178.1 MB. Max. memory is 7.1 GB. [2020-07-21 16:15:18,720 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 136.8 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 576.40 ms. Allocated memory was 136.8 MB in the beginning and 200.3 MB in the end (delta: 63.4 MB). Free memory was 101.0 MB in the beginning and 173.0 MB in the end (delta: -72.1 MB). Peak memory consumption was 30.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 69.71 ms. Allocated memory is still 200.3 MB. Free memory was 173.0 MB in the beginning and 169.8 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1032.00 ms. Allocated memory is still 200.3 MB. Free memory was 169.8 MB in the beginning and 98.4 MB in the end (delta: 71.5 MB). Peak memory consumption was 71.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 11922.92 ms. Allocated memory was 200.3 MB in the beginning and 362.8 MB in the end (delta: 162.5 MB). Free memory was 98.4 MB in the beginning and 299.1 MB in the end (delta: -200.8 MB). Peak memory consumption was 178.1 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) || !(\old(SKIP1) == \old(s))) || ((DC <= 2 && !(1 == pended)) && 4 <= SKIP2)) || 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: ((((s == NP || 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: ((((!(SKIP1 == \old(s)) || 1 == pended) || !(0 == compRegistered)) || !(4 <= SKIP2)) || !(DC <= 2)) || SKIP1 == s - InvariantResult [Line: 881]: Loop Invariant Derived loop invariant: ((((s == NP || 1 == pended) || !(0 == compRegistered)) || !(NP == \old(s))) || !(4 <= SKIP2)) || !(DC <= 2) - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: (((((!(SKIP1 == \old(s)) || 1 == pended) || !(0 == compRegistered)) || !(4 <= SKIP2)) || !(DC <= 2)) || SKIP1 == s) && (((((((!(5 <= MPR1) || 1 == pended) || (MPR1 == s && 0 == __cil_tmp7 + 1073741802)) || !(NP == \old(s))) || !(NP <= 1)) || !(4 <= SKIP2)) || !(DC <= 2)) || !(1 <= compRegistered)) - InvariantResult [Line: 366]: Loop Invariant Derived loop invariant: ((((((!(\old(s) == \old(NP)) || ((((s == NP && DC <= 2) && !(1 == pended)) && 0 == compRegistered) && 4 <= SKIP2)) || !(\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: ((((!(SKIP1 == \old(s)) || 1 == pended) || !(0 == compRegistered)) || !(4 <= SKIP2)) || !(DC <= 2)) || SKIP1 == s - InvariantResult [Line: 636]: Loop Invariant Derived loop invariant: ((((s == NP || 1 == pended) || !(0 == compRegistered)) || !(NP == \old(s))) || !(4 <= SKIP2)) || !(DC <= 2) - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: ((((((!(5 <= MPR1) || 1 == pended) || !(NP == \old(s))) || (s == NP && 0 == compRegistered)) || !(NP <= 1)) || !(0 == \old(compRegistered))) || !(4 <= SKIP2)) || !(DC <= 2) - InvariantResult [Line: 698]: Loop Invariant Derived loop invariant: ((((s == NP || 1 == pended) || !(0 == compRegistered)) || !(NP == \old(s))) || !(4 <= SKIP2)) || !(DC <= 2) - InvariantResult [Line: 112]: Loop Invariant Derived loop invariant: ((((((!(5 <= MPR1) || 1 == pended) || !(NP == \old(s))) || (s == NP && 0 == compRegistered)) || !(NP <= 1)) || !(0 == \old(compRegistered))) || !(4 <= SKIP2)) || !(DC <= 2) - InvariantResult [Line: 486]: Loop Invariant Derived loop invariant: (((((!(SKIP1 == \old(s)) || 1 == pended) || !(0 == compRegistered)) || !(4 <= SKIP2)) || !(DC <= 2)) || SKIP1 == s) && (((((((((((MPR1 == s && 0 == __cil_tmp7 + 1073741802) && setEventCalled == 1) && 259 == returnVal2) || ((MPR1 == s && returnVal2 <= 0) && 0 == __cil_tmp7 + 1073741802)) || !(5 <= MPR1)) || 1 == pended) || !(NP == \old(s))) || !(NP <= 1)) || !(4 <= SKIP2)) || !(DC <= 2)) || !(1 <= compRegistered)) - InvariantResult [Line: 873]: Loop Invariant Derived loop invariant: ((((s == NP || 1 == pended) || !(0 == compRegistered)) || !(NP == \old(s))) || !(4 <= SKIP2)) || !(DC <= 2) - InvariantResult [Line: 601]: Loop Invariant Derived loop invariant: ((((((((!(1 == \old(setEventCalled)) || !(NP <= 1)) || !(\old(s) == NP)) || !(5 <= MPR1)) || !(DC <= 2)) || 1 == pended) || !(4 <= SKIP2)) || !(1 <= compRegistered)) || ((((s == NP && DC <= 2) && !(1 == pended)) && 4 <= SKIP2) && 1 <= compRegistered)) && ((((((((!(1 == \old(setEventCalled)) || !(NP <= 1)) || !(5 <= MPR1)) || !(DC <= 2)) || 1 == pended) || !(\old(s) == MPR3)) || !(4 <= SKIP2)) || ((((s == NP && DC <= 2) && !(1 == pended)) && 4 <= SKIP2) && 1 <= compRegistered)) || !(1 <= compRegistered)) - InvariantResult [Line: 603]: Loop Invariant Derived loop invariant: ((((((((!(1 == \old(setEventCalled)) || !(NP <= 1)) || !(\old(s) == NP)) || !(5 <= MPR1)) || !(DC <= 2)) || 1 == pended) || !(4 <= SKIP2)) || !(1 <= compRegistered)) || ((((s == NP && DC <= 2) && !(1 == pended)) && 4 <= SKIP2) && 1 <= compRegistered)) && ((((((((!(1 == \old(setEventCalled)) || !(NP <= 1)) || !(5 <= MPR1)) || !(DC <= 2)) || 1 == pended) || !(\old(s) == MPR3)) || !(4 <= SKIP2)) || ((((s == NP && DC <= 2) && !(1 == pended)) && 4 <= SKIP2) && 1 <= compRegistered)) || !(1 <= compRegistered)) - InvariantResult [Line: 361]: Loop Invariant Derived loop invariant: ((((((((((((NP <= 1 && s == NP) && DC <= 2) && !(1 == pended)) && 5 <= MPR1) && 0 == compRegistered) && 4 <= SKIP2) || !(\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: 106]: Loop Invariant Derived loop invariant: ((((((!(5 <= MPR1) || 1 == pended) || !(NP == \old(s))) || !(NP <= 1)) || !(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)) || !(\old(SKIP1) == \old(s))) || ((DC <= 2 && !(1 == pended)) && 4 <= SKIP2)) || 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: ((((s == NP || 1 == pended) || !(0 == compRegistered)) || !(NP == \old(s))) || !(4 <= SKIP2)) || !(DC <= 2) - InvariantResult [Line: 697]: Loop Invariant Derived loop invariant: ((((s == NP || 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) || !(\old(SKIP1) == \old(s))) || ((DC <= 2 && !(1 == pended)) && 4 <= SKIP2)) || 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: ((((!(SKIP1 == \old(s)) || 1 == pended) || !(0 == compRegistered)) || !(4 <= SKIP2)) || !(DC <= 2)) || SKIP1 == s - InvariantResult [Line: 579]: Loop Invariant Derived loop invariant: ((((((((!(1 == \old(setEventCalled)) || s == NP) || !(5 <= MPR1)) || 1 == pended) || !(NP == \old(s))) || !(NP <= 1)) || !(4 <= SKIP2)) || !(DC <= 2)) || !(1 <= compRegistered)) && (((((((!(1 == \old(setEventCalled)) || !(MPR3 == \old(s))) || !(5 <= MPR1)) || 1 == pended) || !(NP <= 1)) || !(4 <= SKIP2)) || !(DC <= 2)) || !(1 <= compRegistered)) - InvariantResult [Line: 356]: Loop Invariant Derived loop invariant: ((((((!(\old(s) == \old(NP)) || ((((s == NP && DC <= 2) && !(1 == pended)) && 0 == compRegistered) && 4 <= SKIP2)) || !(\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: (((((!(SKIP1 == \old(s)) || 1 == pended) || !(0 == compRegistered)) || !(4 <= SKIP2)) || !(DC <= 2)) || SKIP1 == s) && (((((((((MPR1 == s && 0 == __cil_tmp7 + 1073741802) && setEventCalled == 1) || !(5 <= MPR1)) || 1 == pended) || !(NP == \old(s))) || !(NP <= 1)) || !(4 <= SKIP2)) || !(DC <= 2)) || !(1 <= compRegistered)) - InvariantResult [Line: 889]: Loop Invariant Derived loop invariant: ((((s == NP || 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) || !(\old(SKIP1) == \old(s))) || ((DC <= 2 && !(1 == pended)) && 4 <= SKIP2)) || 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: ((((!(SKIP1 == \old(s)) || 1 == pended) || !(0 == compRegistered)) || !(4 <= SKIP2)) || !(DC <= 2)) || SKIP1 == s - InvariantResult [Line: 507]: Loop Invariant Derived loop invariant: (((((!(SKIP1 == \old(s)) || 1 == pended) || !(0 == compRegistered)) || !(4 <= SKIP2)) || !(DC <= 2)) || SKIP1 == s) && (((((((!(5 <= MPR1) || 1 == pended) || (MPR1 == s && 0 == __cil_tmp7 + 1073741802)) || !(NP == \old(s))) || !(NP <= 1)) || !(4 <= SKIP2)) || !(DC <= 2)) || !(1 <= compRegistered)) - InvariantResult [Line: 371]: Loop Invariant Derived loop invariant: ((((((!(\old(s) == \old(NP)) || ((((s == NP && DC <= 2) && !(1 == pended)) && 0 == compRegistered) && 4 <= SKIP2)) || !(\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: ((((((!(5 <= MPR1) || 1 == pended) || !(NP == \old(s))) || (s == NP && 0 == compRegistered)) || !(NP <= 1)) || !(0 == \old(compRegistered))) || !(4 <= SKIP2)) || !(DC <= 2) - InvariantResult [Line: 351]: Loop Invariant Derived loop invariant: ((((((!(\old(s) == \old(NP)) || ((((s == NP && DC <= 2) && !(1 == pended)) && 0 == compRegistered) && 4 <= SKIP2)) || !(\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: 8.4s, OverallIterations: 17, TraceHistogramMax: 1, AutomataDifference: 1.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3069 SDtfs, 1378 SDslu, 2946 SDs, 0 SdLazy, 584 SolverSat, 71 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 861 GetRequests, 821 SyntacticMatches, 2 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=335occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 17 MinimizatonAttempts, 82 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 84 LocationsWithAnnotation, 323 PreInvPairs, 402 NumberOfFragments, 2909 HoareAnnotationTreeSize, 323 FomulaSimplifications, 197 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 84 FomulaSimplificationsInter, 1040 FormulaSimplificationTreeSizeReductionInter, 2.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 872 NumberOfCodeBlocks, 795 NumberOfCodeBlocksAsserted, 30 NumberOfCheckSat, 855 ConstructedInterpolants, 0 QuantifiedInterpolants, 89451 SizeOfPredicates, 17 NumberOfNonLiveVariables, 9514 ConjunctsInSsa, 94 ConjunctsInUnsatCore, 17 InterpolantComputations, 17 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...