/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/pthread-wmm/mix032_pso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-4336eb1 [2019-12-26 22:19:40,678 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-26 22:19:40,680 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-26 22:19:40,694 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-26 22:19:40,695 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-26 22:19:40,696 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-26 22:19:40,699 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-26 22:19:40,703 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-26 22:19:40,712 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-26 22:19:40,713 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-26 22:19:40,714 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-26 22:19:40,716 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-26 22:19:40,717 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-26 22:19:40,718 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-26 22:19:40,719 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-26 22:19:40,722 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-26 22:19:40,724 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-26 22:19:40,725 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-26 22:19:40,728 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-26 22:19:40,730 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-26 22:19:40,733 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-26 22:19:40,737 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-26 22:19:40,738 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-26 22:19:40,739 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-26 22:19:40,743 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-26 22:19:40,743 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-26 22:19:40,744 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-26 22:19:40,745 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-26 22:19:40,747 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-26 22:19:40,748 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-26 22:19:40,749 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-26 22:19:40,751 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-26 22:19:40,752 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-26 22:19:40,753 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-26 22:19:40,756 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-26 22:19:40,756 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-26 22:19:40,757 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-26 22:19:40,757 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-26 22:19:40,758 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-26 22:19:40,758 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-26 22:19:40,760 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-26 22:19:40,760 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 [2019-12-26 22:19:40,794 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-26 22:19:40,794 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-26 22:19:40,796 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-26 22:19:40,796 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-26 22:19:40,796 INFO L138 SettingsManager]: * Use SBE=true [2019-12-26 22:19:40,796 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-26 22:19:40,797 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-26 22:19:40,799 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-26 22:19:40,799 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-26 22:19:40,799 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-26 22:19:40,800 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-26 22:19:40,800 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-26 22:19:40,800 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-26 22:19:40,800 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-26 22:19:40,800 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-26 22:19:40,800 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-26 22:19:40,801 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-26 22:19:40,801 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-26 22:19:40,801 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-26 22:19:40,801 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-26 22:19:40,801 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-26 22:19:40,802 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-26 22:19:40,803 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-26 22:19:40,803 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-26 22:19:40,803 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-26 22:19:40,804 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-26 22:19:40,804 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-26 22:19:40,804 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-26 22:19:40,804 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-26 22:19:40,804 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-26 22:19:41,066 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-26 22:19:41,083 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-26 22:19:41,088 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-26 22:19:41,090 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-26 22:19:41,090 INFO L275 PluginConnector]: CDTParser initialized [2019-12-26 22:19:41,091 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix032_pso.opt.i [2019-12-26 22:19:41,158 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b0fa9cc3/4ba86b8fa2bc43b99cb63e56421ce41d/FLAG4c2b46b85 [2019-12-26 22:19:41,706 INFO L306 CDTParser]: Found 1 translation units. [2019-12-26 22:19:41,707 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix032_pso.opt.i [2019-12-26 22:19:41,724 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b0fa9cc3/4ba86b8fa2bc43b99cb63e56421ce41d/FLAG4c2b46b85 [2019-12-26 22:19:41,997 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b0fa9cc3/4ba86b8fa2bc43b99cb63e56421ce41d [2019-12-26 22:19:42,009 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-26 22:19:42,011 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-26 22:19:42,015 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-26 22:19:42,015 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-26 22:19:42,018 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-26 22:19:42,019 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.12 10:19:41" (1/1) ... [2019-12-26 22:19:42,021 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7215fff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 10:19:42, skipping insertion in model container [2019-12-26 22:19:42,022 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.12 10:19:41" (1/1) ... [2019-12-26 22:19:42,027 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-26 22:19:42,083 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-26 22:19:42,532 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-26 22:19:42,545 INFO L203 MainTranslator]: Completed pre-run [2019-12-26 22:19:42,610 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-26 22:19:42,687 INFO L208 MainTranslator]: Completed translation [2019-12-26 22:19:42,687 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 10:19:42 WrapperNode [2019-12-26 22:19:42,688 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-26 22:19:42,689 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-26 22:19:42,689 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-26 22:19:42,689 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-26 22:19:42,698 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 10:19:42" (1/1) ... [2019-12-26 22:19:42,718 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 10:19:42" (1/1) ... [2019-12-26 22:19:42,752 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-26 22:19:42,752 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-26 22:19:42,753 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-26 22:19:42,753 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-26 22:19:42,761 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 10:19:42" (1/1) ... [2019-12-26 22:19:42,762 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 10:19:42" (1/1) ... [2019-12-26 22:19:42,767 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 10:19:42" (1/1) ... [2019-12-26 22:19:42,767 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 10:19:42" (1/1) ... [2019-12-26 22:19:42,778 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 10:19:42" (1/1) ... [2019-12-26 22:19:42,782 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 10:19:42" (1/1) ... [2019-12-26 22:19:42,786 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 10:19:42" (1/1) ... [2019-12-26 22:19:42,791 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-26 22:19:42,792 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-26 22:19:42,792 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-26 22:19:42,792 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-26 22:19:42,793 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 10:19:42" (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 [2019-12-26 22:19:42,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-26 22:19:42,864 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-12-26 22:19:42,864 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-26 22:19:42,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-26 22:19:42,865 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-12-26 22:19:42,865 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-12-26 22:19:42,865 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-12-26 22:19:42,865 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-12-26 22:19:42,866 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-12-26 22:19:42,866 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-12-26 22:19:42,866 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-12-26 22:19:42,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-26 22:19:42,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-26 22:19:42,868 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-26 22:19:43,564 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-26 22:19:43,564 INFO L287 CfgBuilder]: Removed 8 assume(true) statements. [2019-12-26 22:19:43,566 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.12 10:19:43 BoogieIcfgContainer [2019-12-26 22:19:43,566 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-26 22:19:43,567 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-26 22:19:43,568 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-26 22:19:43,571 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-26 22:19:43,571 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.12 10:19:41" (1/3) ... [2019-12-26 22:19:43,572 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c32c3c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.12 10:19:43, skipping insertion in model container [2019-12-26 22:19:43,572 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 10:19:42" (2/3) ... [2019-12-26 22:19:43,573 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c32c3c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.12 10:19:43, skipping insertion in model container [2019-12-26 22:19:43,573 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.12 10:19:43" (3/3) ... [2019-12-26 22:19:43,576 INFO L109 eAbstractionObserver]: Analyzing ICFG mix032_pso.opt.i [2019-12-26 22:19:43,587 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-26 22:19:43,588 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-26 22:19:43,601 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-12-26 22:19:43,602 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-26 22:19:43,667 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,668 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,668 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,668 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,669 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,669 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,671 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,671 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,671 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,671 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,672 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,672 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,672 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,672 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,673 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,673 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,673 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,673 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,674 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,674 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,674 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,675 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,675 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,675 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,675 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,676 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,676 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,676 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,677 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,677 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,678 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,678 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,679 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,679 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,679 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,679 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,680 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,681 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,681 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,682 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,683 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,683 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,684 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,684 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,684 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,685 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,685 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,685 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,685 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,687 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,687 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,688 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,688 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,688 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,689 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,689 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,689 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,689 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,690 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,690 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,690 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,691 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,694 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,694 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,695 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,695 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,696 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,696 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,696 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,697 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,697 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,697 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,697 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,697 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,698 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,698 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,698 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,698 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,699 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,699 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,700 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,700 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,701 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,701 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,701 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,702 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,702 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,703 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,703 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,703 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,703 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,704 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,704 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,704 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,704 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,705 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,705 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,705 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,705 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,705 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,708 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,709 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,712 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,713 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,713 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,713 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,721 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,721 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,722 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,723 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,723 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,723 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,724 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,725 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,725 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,726 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,727 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,727 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,727 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,728 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,728 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,728 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,728 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,728 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,729 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,729 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,729 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,729 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,730 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,730 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,730 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,730 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,731 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,731 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,736 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,736 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,737 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,737 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,737 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,737 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,737 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,738 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,738 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,738 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,738 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,739 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,742 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,742 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,743 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,743 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,746 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,746 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,746 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,747 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,747 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,747 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,775 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,775 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,776 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,776 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,776 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,776 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,776 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,778 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,778 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,779 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,779 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,779 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,779 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,779 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,780 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,780 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,780 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,780 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,780 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,781 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,781 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 22:19:43,798 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-12-26 22:19:43,823 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-26 22:19:43,823 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-26 22:19:43,823 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-26 22:19:43,823 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-26 22:19:43,824 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-26 22:19:43,824 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-26 22:19:43,824 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-26 22:19:43,824 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-26 22:19:43,842 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 156 places, 181 transitions [2019-12-26 22:19:43,844 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 156 places, 181 transitions [2019-12-26 22:19:43,936 INFO L132 PetriNetUnfolder]: 35/178 cut-off events. [2019-12-26 22:19:43,937 INFO L133 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-26 22:19:43,950 INFO L76 FinitePrefix]: Finished finitePrefix Result has 188 conditions, 178 events. 35/178 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 349 event pairs. 0/141 useless extension candidates. Maximal degree in co-relation 143. Up to 2 conditions per place. [2019-12-26 22:19:43,970 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 156 places, 181 transitions [2019-12-26 22:19:44,016 INFO L132 PetriNetUnfolder]: 35/178 cut-off events. [2019-12-26 22:19:44,017 INFO L133 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-26 22:19:44,022 INFO L76 FinitePrefix]: Finished finitePrefix Result has 188 conditions, 178 events. 35/178 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 349 event pairs. 0/141 useless extension candidates. Maximal degree in co-relation 143. Up to 2 conditions per place. [2019-12-26 22:19:44,036 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 11400 [2019-12-26 22:19:44,037 INFO L170 etLargeBlockEncoding]: Semantic Check. [2019-12-26 22:19:48,142 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-12-26 22:19:48,271 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-12-26 22:19:48,579 WARN L192 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 97 [2019-12-26 22:19:48,740 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-12-26 22:19:48,763 INFO L206 etLargeBlockEncoding]: Checked pairs total: 50265 [2019-12-26 22:19:48,763 INFO L214 etLargeBlockEncoding]: Total number of compositions: 112 [2019-12-26 22:19:48,767 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 75 places, 85 transitions [2019-12-26 22:19:49,582 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 14534 states. [2019-12-26 22:19:49,584 INFO L276 IsEmpty]: Start isEmpty. Operand 14534 states. [2019-12-26 22:19:49,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-12-26 22:19:49,590 INFO L403 BasicCegarLoop]: Found error trace [2019-12-26 22:19:49,590 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2019-12-26 22:19:49,591 INFO L410 AbstractCegarLoop]: === Iteration 1 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-26 22:19:49,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-26 22:19:49,597 INFO L82 PathProgramCache]: Analyzing trace with hash 104230949, now seen corresponding path program 1 times [2019-12-26 22:19:49,607 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-26 22:19:49,608 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1613394946] [2019-12-26 22:19:49,608 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-26 22:19:49,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-26 22:19:49,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-26 22:19:49,945 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1613394946] [2019-12-26 22:19:49,946 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-26 22:19:49,946 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-26 22:19:49,947 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [134555413] [2019-12-26 22:19:49,954 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-26 22:19:49,954 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-26 22:19:49,967 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-26 22:19:49,968 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-26 22:19:49,970 INFO L87 Difference]: Start difference. First operand 14534 states. Second operand 3 states. [2019-12-26 22:19:50,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-26 22:19:50,414 INFO L93 Difference]: Finished difference Result 14182 states and 55174 transitions. [2019-12-26 22:19:50,414 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-26 22:19:50,416 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2019-12-26 22:19:50,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-26 22:19:50,574 INFO L225 Difference]: With dead ends: 14182 [2019-12-26 22:19:50,574 INFO L226 Difference]: Without dead ends: 13350 [2019-12-26 22:19:50,576 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-26 22:19:50,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13350 states. [2019-12-26 22:19:51,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13350 to 13350. [2019-12-26 22:19:51,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13350 states. [2019-12-26 22:19:51,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13350 states to 13350 states and 51860 transitions. [2019-12-26 22:19:51,839 INFO L78 Accepts]: Start accepts. Automaton has 13350 states and 51860 transitions. Word has length 7 [2019-12-26 22:19:51,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-26 22:19:51,840 INFO L462 AbstractCegarLoop]: Abstraction has 13350 states and 51860 transitions. [2019-12-26 22:19:51,840 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-26 22:19:51,840 INFO L276 IsEmpty]: Start isEmpty. Operand 13350 states and 51860 transitions. [2019-12-26 22:19:51,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-26 22:19:51,845 INFO L403 BasicCegarLoop]: Found error trace [2019-12-26 22:19:51,846 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-26 22:19:51,846 INFO L410 AbstractCegarLoop]: === Iteration 2 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-26 22:19:51,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-26 22:19:51,846 INFO L82 PathProgramCache]: Analyzing trace with hash 27609139, now seen corresponding path program 1 times [2019-12-26 22:19:51,847 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-26 22:19:51,847 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [114703841] [2019-12-26 22:19:51,847 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-26 22:19:51,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-26 22:19:51,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-26 22:19:51,914 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [114703841] [2019-12-26 22:19:51,914 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-26 22:19:51,914 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-26 22:19:51,916 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [723116978] [2019-12-26 22:19:51,918 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-26 22:19:51,918 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-26 22:19:51,918 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-26 22:19:51,919 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-26 22:19:51,919 INFO L87 Difference]: Start difference. First operand 13350 states and 51860 transitions. Second operand 3 states. [2019-12-26 22:19:52,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-26 22:19:52,085 INFO L93 Difference]: Finished difference Result 7974 states and 27125 transitions. [2019-12-26 22:19:52,085 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-26 22:19:52,085 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 13 [2019-12-26 22:19:52,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-26 22:19:52,140 INFO L225 Difference]: With dead ends: 7974 [2019-12-26 22:19:52,140 INFO L226 Difference]: Without dead ends: 7974 [2019-12-26 22:19:52,144 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-26 22:19:52,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7974 states. [2019-12-26 22:19:52,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7974 to 7974. [2019-12-26 22:19:52,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7974 states. [2019-12-26 22:19:52,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7974 states to 7974 states and 27125 transitions. [2019-12-26 22:19:52,434 INFO L78 Accepts]: Start accepts. Automaton has 7974 states and 27125 transitions. Word has length 13 [2019-12-26 22:19:52,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-26 22:19:52,434 INFO L462 AbstractCegarLoop]: Abstraction has 7974 states and 27125 transitions. [2019-12-26 22:19:52,434 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-26 22:19:52,435 INFO L276 IsEmpty]: Start isEmpty. Operand 7974 states and 27125 transitions. [2019-12-26 22:19:52,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-26 22:19:52,439 INFO L403 BasicCegarLoop]: Found error trace [2019-12-26 22:19:52,439 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-26 22:19:52,440 INFO L410 AbstractCegarLoop]: === Iteration 3 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-26 22:19:52,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-26 22:19:52,440 INFO L82 PathProgramCache]: Analyzing trace with hash 192037431, now seen corresponding path program 1 times [2019-12-26 22:19:52,440 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-26 22:19:52,440 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [117315470] [2019-12-26 22:19:52,441 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-26 22:19:52,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-26 22:19:52,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-26 22:19:52,521 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [117315470] [2019-12-26 22:19:52,521 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-26 22:19:52,521 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-26 22:19:52,522 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [828377881] [2019-12-26 22:19:52,522 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-26 22:19:52,522 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-26 22:19:52,522 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-26 22:19:52,524 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-26 22:19:52,524 INFO L87 Difference]: Start difference. First operand 7974 states and 27125 transitions. Second operand 4 states. [2019-12-26 22:19:52,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-26 22:19:52,599 INFO L93 Difference]: Finished difference Result 1840 states and 5044 transitions. [2019-12-26 22:19:52,600 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-26 22:19:52,600 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2019-12-26 22:19:52,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-26 22:19:52,606 INFO L225 Difference]: With dead ends: 1840 [2019-12-26 22:19:52,606 INFO L226 Difference]: Without dead ends: 1840 [2019-12-26 22:19:52,607 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-26 22:19:52,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1840 states. [2019-12-26 22:19:52,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1840 to 1840. [2019-12-26 22:19:52,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1840 states. [2019-12-26 22:19:52,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1840 states to 1840 states and 5044 transitions. [2019-12-26 22:19:52,795 INFO L78 Accepts]: Start accepts. Automaton has 1840 states and 5044 transitions. Word has length 14 [2019-12-26 22:19:52,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-26 22:19:52,795 INFO L462 AbstractCegarLoop]: Abstraction has 1840 states and 5044 transitions. [2019-12-26 22:19:52,795 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-26 22:19:52,796 INFO L276 IsEmpty]: Start isEmpty. Operand 1840 states and 5044 transitions. [2019-12-26 22:19:52,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-26 22:19:52,797 INFO L403 BasicCegarLoop]: Found error trace [2019-12-26 22:19:52,797 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-26 22:19:52,797 INFO L410 AbstractCegarLoop]: === Iteration 4 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-26 22:19:52,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-26 22:19:52,798 INFO L82 PathProgramCache]: Analyzing trace with hash 1189360442, now seen corresponding path program 1 times [2019-12-26 22:19:52,798 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-26 22:19:52,798 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1633391221] [2019-12-26 22:19:52,798 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-26 22:19:52,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-26 22:19:52,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-26 22:19:52,873 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1633391221] [2019-12-26 22:19:52,874 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-26 22:19:52,874 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-26 22:19:52,874 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [953147985] [2019-12-26 22:19:52,875 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-26 22:19:52,875 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-26 22:19:52,875 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-26 22:19:52,875 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-26 22:19:52,875 INFO L87 Difference]: Start difference. First operand 1840 states and 5044 transitions. Second operand 3 states. [2019-12-26 22:19:52,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-26 22:19:52,958 INFO L93 Difference]: Finished difference Result 2653 states and 7081 transitions. [2019-12-26 22:19:52,958 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-26 22:19:52,958 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 16 [2019-12-26 22:19:52,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-26 22:19:52,967 INFO L225 Difference]: With dead ends: 2653 [2019-12-26 22:19:52,967 INFO L226 Difference]: Without dead ends: 2653 [2019-12-26 22:19:52,967 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-26 22:19:52,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2653 states. [2019-12-26 22:19:53,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2653 to 2071. [2019-12-26 22:19:53,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2071 states. [2019-12-26 22:19:53,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2071 states to 2071 states and 5594 transitions. [2019-12-26 22:19:53,043 INFO L78 Accepts]: Start accepts. Automaton has 2071 states and 5594 transitions. Word has length 16 [2019-12-26 22:19:53,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-26 22:19:53,043 INFO L462 AbstractCegarLoop]: Abstraction has 2071 states and 5594 transitions. [2019-12-26 22:19:53,043 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-26 22:19:53,043 INFO L276 IsEmpty]: Start isEmpty. Operand 2071 states and 5594 transitions. [2019-12-26 22:19:53,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-26 22:19:53,045 INFO L403 BasicCegarLoop]: Found error trace [2019-12-26 22:19:53,045 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-26 22:19:53,045 INFO L410 AbstractCegarLoop]: === Iteration 5 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-26 22:19:53,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-26 22:19:53,045 INFO L82 PathProgramCache]: Analyzing trace with hash 1189225003, now seen corresponding path program 1 times [2019-12-26 22:19:53,046 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-26 22:19:53,046 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [57374292] [2019-12-26 22:19:53,048 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-26 22:19:53,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-26 22:19:53,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-26 22:19:53,112 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [57374292] [2019-12-26 22:19:53,113 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-26 22:19:53,113 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-26 22:19:53,113 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1571130832] [2019-12-26 22:19:53,114 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-26 22:19:53,114 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-26 22:19:53,114 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-26 22:19:53,114 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-26 22:19:53,114 INFO L87 Difference]: Start difference. First operand 2071 states and 5594 transitions. Second operand 4 states. [2019-12-26 22:19:53,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-26 22:19:53,264 INFO L93 Difference]: Finished difference Result 2647 states and 6980 transitions. [2019-12-26 22:19:53,264 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-26 22:19:53,264 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 16 [2019-12-26 22:19:53,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-26 22:19:53,272 INFO L225 Difference]: With dead ends: 2647 [2019-12-26 22:19:53,273 INFO L226 Difference]: Without dead ends: 2647 [2019-12-26 22:19:53,273 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-26 22:19:53,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2647 states. [2019-12-26 22:19:53,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2647 to 2439. [2019-12-26 22:19:53,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2439 states. [2019-12-26 22:19:53,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2439 states to 2439 states and 6530 transitions. [2019-12-26 22:19:53,340 INFO L78 Accepts]: Start accepts. Automaton has 2439 states and 6530 transitions. Word has length 16 [2019-12-26 22:19:53,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-26 22:19:53,340 INFO L462 AbstractCegarLoop]: Abstraction has 2439 states and 6530 transitions. [2019-12-26 22:19:53,340 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-26 22:19:53,340 INFO L276 IsEmpty]: Start isEmpty. Operand 2439 states and 6530 transitions. [2019-12-26 22:19:53,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-26 22:19:53,342 INFO L403 BasicCegarLoop]: Found error trace [2019-12-26 22:19:53,342 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-26 22:19:53,342 INFO L410 AbstractCegarLoop]: === Iteration 6 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-26 22:19:53,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-26 22:19:53,342 INFO L82 PathProgramCache]: Analyzing trace with hash -1055623133, now seen corresponding path program 1 times [2019-12-26 22:19:53,343 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-26 22:19:53,343 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1342966724] [2019-12-26 22:19:53,343 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-26 22:19:53,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-26 22:19:53,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-26 22:19:53,387 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1342966724] [2019-12-26 22:19:53,387 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-26 22:19:53,388 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-26 22:19:53,388 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [889424048] [2019-12-26 22:19:53,388 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-26 22:19:53,388 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-26 22:19:53,389 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-26 22:19:53,389 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-26 22:19:53,389 INFO L87 Difference]: Start difference. First operand 2439 states and 6530 transitions. Second operand 4 states. [2019-12-26 22:19:53,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-26 22:19:53,548 INFO L93 Difference]: Finished difference Result 3088 states and 8135 transitions. [2019-12-26 22:19:53,548 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-26 22:19:53,548 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 16 [2019-12-26 22:19:53,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-26 22:19:53,559 INFO L225 Difference]: With dead ends: 3088 [2019-12-26 22:19:53,559 INFO L226 Difference]: Without dead ends: 3088 [2019-12-26 22:19:53,560 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-26 22:19:53,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3088 states. [2019-12-26 22:19:53,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3088 to 2576. [2019-12-26 22:19:53,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2576 states. [2019-12-26 22:19:53,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2576 states to 2576 states and 6902 transitions. [2019-12-26 22:19:53,631 INFO L78 Accepts]: Start accepts. Automaton has 2576 states and 6902 transitions. Word has length 16 [2019-12-26 22:19:53,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-26 22:19:53,631 INFO L462 AbstractCegarLoop]: Abstraction has 2576 states and 6902 transitions. [2019-12-26 22:19:53,631 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-26 22:19:53,631 INFO L276 IsEmpty]: Start isEmpty. Operand 2576 states and 6902 transitions. [2019-12-26 22:19:53,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-12-26 22:19:53,637 INFO L403 BasicCegarLoop]: Found error trace [2019-12-26 22:19:53,637 INFO L411 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] [2019-12-26 22:19:53,638 INFO L410 AbstractCegarLoop]: === Iteration 7 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-26 22:19:53,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-26 22:19:53,638 INFO L82 PathProgramCache]: Analyzing trace with hash -1556871702, now seen corresponding path program 1 times [2019-12-26 22:19:53,638 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-26 22:19:53,639 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [206886916] [2019-12-26 22:19:53,639 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-26 22:19:53,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-26 22:19:53,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-26 22:19:53,693 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [206886916] [2019-12-26 22:19:53,693 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-26 22:19:53,693 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-26 22:19:53,693 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1921427319] [2019-12-26 22:19:53,695 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-26 22:19:53,695 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-26 22:19:53,695 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-26 22:19:53,695 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-26 22:19:53,695 INFO L87 Difference]: Start difference. First operand 2576 states and 6902 transitions. Second operand 3 states. [2019-12-26 22:19:53,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-26 22:19:53,716 INFO L93 Difference]: Finished difference Result 2575 states and 6900 transitions. [2019-12-26 22:19:53,717 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-26 22:19:53,717 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 29 [2019-12-26 22:19:53,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-26 22:19:53,728 INFO L225 Difference]: With dead ends: 2575 [2019-12-26 22:19:53,729 INFO L226 Difference]: Without dead ends: 2575 [2019-12-26 22:19:53,729 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-26 22:19:53,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2575 states. [2019-12-26 22:19:53,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2575 to 2575. [2019-12-26 22:19:53,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2575 states. [2019-12-26 22:19:53,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2575 states to 2575 states and 6900 transitions. [2019-12-26 22:19:53,796 INFO L78 Accepts]: Start accepts. Automaton has 2575 states and 6900 transitions. Word has length 29 [2019-12-26 22:19:53,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-26 22:19:53,797 INFO L462 AbstractCegarLoop]: Abstraction has 2575 states and 6900 transitions. [2019-12-26 22:19:53,797 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-26 22:19:53,797 INFO L276 IsEmpty]: Start isEmpty. Operand 2575 states and 6900 transitions. [2019-12-26 22:19:53,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-12-26 22:19:53,805 INFO L403 BasicCegarLoop]: Found error trace [2019-12-26 22:19:53,805 INFO L411 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] [2019-12-26 22:19:53,805 INFO L410 AbstractCegarLoop]: === Iteration 8 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-26 22:19:53,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-26 22:19:53,806 INFO L82 PathProgramCache]: Analyzing trace with hash 85752327, now seen corresponding path program 1 times [2019-12-26 22:19:53,806 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-26 22:19:53,806 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1803082614] [2019-12-26 22:19:53,806 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-26 22:19:53,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-26 22:19:53,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-26 22:19:53,887 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1803082614] [2019-12-26 22:19:53,887 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-26 22:19:53,887 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-26 22:19:53,887 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [713988284] [2019-12-26 22:19:53,889 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-26 22:19:53,889 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-26 22:19:53,889 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-26 22:19:53,889 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-12-26 22:19:53,889 INFO L87 Difference]: Start difference. First operand 2575 states and 6900 transitions. Second operand 5 states. [2019-12-26 22:19:53,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-26 22:19:53,928 INFO L93 Difference]: Finished difference Result 1612 states and 4421 transitions. [2019-12-26 22:19:53,928 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-26 22:19:53,928 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2019-12-26 22:19:53,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-26 22:19:53,935 INFO L225 Difference]: With dead ends: 1612 [2019-12-26 22:19:53,935 INFO L226 Difference]: Without dead ends: 1612 [2019-12-26 22:19:53,935 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-12-26 22:19:53,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1612 states. [2019-12-26 22:19:53,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1612 to 1512. [2019-12-26 22:19:53,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1512 states. [2019-12-26 22:19:54,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1512 states to 1512 states and 4171 transitions. [2019-12-26 22:19:54,052 INFO L78 Accepts]: Start accepts. Automaton has 1512 states and 4171 transitions. Word has length 29 [2019-12-26 22:19:54,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-26 22:19:54,053 INFO L462 AbstractCegarLoop]: Abstraction has 1512 states and 4171 transitions. [2019-12-26 22:19:54,053 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-26 22:19:54,054 INFO L276 IsEmpty]: Start isEmpty. Operand 1512 states and 4171 transitions. [2019-12-26 22:19:54,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-26 22:19:54,059 INFO L403 BasicCegarLoop]: Found error trace [2019-12-26 22:19:54,059 INFO L411 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] [2019-12-26 22:19:54,060 INFO L410 AbstractCegarLoop]: === Iteration 9 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-26 22:19:54,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-26 22:19:54,060 INFO L82 PathProgramCache]: Analyzing trace with hash -1399697698, now seen corresponding path program 1 times [2019-12-26 22:19:54,060 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-26 22:19:54,061 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1075231794] [2019-12-26 22:19:54,061 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-26 22:19:54,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-26 22:19:54,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-26 22:19:54,152 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1075231794] [2019-12-26 22:19:54,152 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-26 22:19:54,152 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-12-26 22:19:54,152 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746216906] [2019-12-26 22:19:54,153 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-12-26 22:19:54,153 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-26 22:19:54,153 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-12-26 22:19:54,153 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-12-26 22:19:54,154 INFO L87 Difference]: Start difference. First operand 1512 states and 4171 transitions. Second operand 7 states. [2019-12-26 22:19:54,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-26 22:19:54,446 INFO L93 Difference]: Finished difference Result 3804 states and 10339 transitions. [2019-12-26 22:19:54,446 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-12-26 22:19:54,447 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 44 [2019-12-26 22:19:54,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-26 22:19:54,453 INFO L225 Difference]: With dead ends: 3804 [2019-12-26 22:19:54,453 INFO L226 Difference]: Without dead ends: 2546 [2019-12-26 22:19:54,455 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2019-12-26 22:19:54,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2546 states. [2019-12-26 22:19:54,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2546 to 1686. [2019-12-26 22:19:54,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1686 states. [2019-12-26 22:19:54,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1686 states to 1686 states and 4642 transitions. [2019-12-26 22:19:54,497 INFO L78 Accepts]: Start accepts. Automaton has 1686 states and 4642 transitions. Word has length 44 [2019-12-26 22:19:54,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-26 22:19:54,498 INFO L462 AbstractCegarLoop]: Abstraction has 1686 states and 4642 transitions. [2019-12-26 22:19:54,498 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-12-26 22:19:54,498 INFO L276 IsEmpty]: Start isEmpty. Operand 1686 states and 4642 transitions. [2019-12-26 22:19:54,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-26 22:19:54,503 INFO L403 BasicCegarLoop]: Found error trace [2019-12-26 22:19:54,503 INFO L411 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] [2019-12-26 22:19:54,503 INFO L410 AbstractCegarLoop]: === Iteration 10 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-26 22:19:54,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-26 22:19:54,504 INFO L82 PathProgramCache]: Analyzing trace with hash -620079968, now seen corresponding path program 2 times [2019-12-26 22:19:54,504 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-26 22:19:54,505 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1022377468] [2019-12-26 22:19:54,505 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-26 22:19:54,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-26 22:19:54,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-26 22:19:54,601 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1022377468] [2019-12-26 22:19:54,602 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-26 22:19:54,602 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-26 22:19:54,602 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1249729572] [2019-12-26 22:19:54,602 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-26 22:19:54,603 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-26 22:19:54,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-26 22:19:54,603 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-26 22:19:54,604 INFO L87 Difference]: Start difference. First operand 1686 states and 4642 transitions. Second operand 4 states. [2019-12-26 22:19:54,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-26 22:19:54,631 INFO L93 Difference]: Finished difference Result 2373 states and 6192 transitions. [2019-12-26 22:19:54,632 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-26 22:19:54,632 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 44 [2019-12-26 22:19:54,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-26 22:19:54,637 INFO L225 Difference]: With dead ends: 2373 [2019-12-26 22:19:54,637 INFO L226 Difference]: Without dead ends: 1519 [2019-12-26 22:19:54,638 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-26 22:19:54,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1519 states. [2019-12-26 22:19:54,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1519 to 1519. [2019-12-26 22:19:54,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1519 states. [2019-12-26 22:19:54,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1519 states to 1519 states and 4099 transitions. [2019-12-26 22:19:54,676 INFO L78 Accepts]: Start accepts. Automaton has 1519 states and 4099 transitions. Word has length 44 [2019-12-26 22:19:54,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-26 22:19:54,676 INFO L462 AbstractCegarLoop]: Abstraction has 1519 states and 4099 transitions. [2019-12-26 22:19:54,676 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-26 22:19:54,676 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 4099 transitions. [2019-12-26 22:19:54,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-26 22:19:54,682 INFO L403 BasicCegarLoop]: Found error trace [2019-12-26 22:19:54,682 INFO L411 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] [2019-12-26 22:19:54,682 INFO L410 AbstractCegarLoop]: === Iteration 11 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-26 22:19:54,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-26 22:19:54,683 INFO L82 PathProgramCache]: Analyzing trace with hash -1600402034, now seen corresponding path program 3 times [2019-12-26 22:19:54,683 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-26 22:19:54,683 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [585160691] [2019-12-26 22:19:54,684 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-26 22:19:54,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-26 22:19:54,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-26 22:19:54,853 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [585160691] [2019-12-26 22:19:54,853 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-26 22:19:54,854 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-26 22:19:54,854 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [810691352] [2019-12-26 22:19:54,856 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-26 22:19:54,856 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-26 22:19:54,857 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-26 22:19:54,857 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-26 22:19:54,857 INFO L87 Difference]: Start difference. First operand 1519 states and 4099 transitions. Second operand 3 states. [2019-12-26 22:19:54,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-26 22:19:54,879 INFO L93 Difference]: Finished difference Result 1517 states and 4094 transitions. [2019-12-26 22:19:54,879 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-26 22:19:54,880 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 44 [2019-12-26 22:19:54,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-26 22:19:54,887 INFO L225 Difference]: With dead ends: 1517 [2019-12-26 22:19:54,887 INFO L226 Difference]: Without dead ends: 1517 [2019-12-26 22:19:54,888 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-26 22:19:54,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1517 states. [2019-12-26 22:19:54,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1517 to 1375. [2019-12-26 22:19:54,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1375 states. [2019-12-26 22:19:54,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1375 states to 1375 states and 3761 transitions. [2019-12-26 22:19:54,923 INFO L78 Accepts]: Start accepts. Automaton has 1375 states and 3761 transitions. Word has length 44 [2019-12-26 22:19:54,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-26 22:19:54,924 INFO L462 AbstractCegarLoop]: Abstraction has 1375 states and 3761 transitions. [2019-12-26 22:19:54,924 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-26 22:19:54,924 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 3761 transitions. [2019-12-26 22:19:54,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-12-26 22:19:54,930 INFO L403 BasicCegarLoop]: Found error trace [2019-12-26 22:19:54,930 INFO L411 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] [2019-12-26 22:19:54,931 INFO L410 AbstractCegarLoop]: === Iteration 12 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-26 22:19:54,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-26 22:19:54,931 INFO L82 PathProgramCache]: Analyzing trace with hash 1547697441, now seen corresponding path program 1 times [2019-12-26 22:19:54,932 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-26 22:19:54,932 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1816014088] [2019-12-26 22:19:54,932 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-26 22:19:54,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-26 22:19:55,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-26 22:19:55,086 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-26 22:19:55,086 INFO L476 BasicCegarLoop]: Counterexample might be feasible [2019-12-26 22:19:55,090 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [733] [733] ULTIMATE.startENTRY-->L832: Formula: (let ((.cse0 (store |v_#valid_74| 0 0))) (and (= v_~z$mem_tmp~0_20 0) (= v_~z$w_buff0_used~0_485 0) (= (store |v_#memory_int_18| |v_ULTIMATE.start_main_~#t858~0.base_36| (store (select |v_#memory_int_18| |v_ULTIMATE.start_main_~#t858~0.base_36|) |v_ULTIMATE.start_main_~#t858~0.offset_25| 0)) |v_#memory_int_17|) (= 0 v_~__unbuffered_p1_EAX~0_42) (= v_~z$r_buff0_thd3~0_99 0) (= 0 v_~z$r_buff1_thd3~0_76) (= 0 v_~__unbuffered_p0_EAX~0_49) (= |v_#NULL.offset_3| 0) (= v_~z~0_140 0) (= v_~z$read_delayed~0_8 0) (= v_~z$r_buff1_thd2~0_143 0) (= v_~z$r_buff0_thd2~0_213 0) (= v_~__unbuffered_cnt~0_109 0) (= v_~z$read_delayed_var~0.base_8 0) (< 0 |v_#StackHeapBarrier_17|) (< |v_#StackHeapBarrier_17| |v_ULTIMATE.start_main_~#t858~0.base_36|) (= v_~b~0_40 0) (= v_~main$tmp_guard0~0_23 0) (= 0 v_~z$r_buff1_thd1~0_25) (= v_~__unbuffered_p1_EBX~0_70 0) (= v_~__unbuffered_p2_EBX~0_52 0) (= v_~y~0_15 0) (= v_~z$r_buff0_thd1~0_25 0) (= |v_#length_25| (store |v_#length_26| |v_ULTIMATE.start_main_~#t858~0.base_36| 4)) (= v_~z$w_buff1~0_118 0) (= (select .cse0 |v_ULTIMATE.start_main_~#t858~0.base_36|) 0) (= v_~x~0_31 0) (= v_~main$tmp_guard1~0_38 0) (= |v_#valid_72| (store .cse0 |v_ULTIMATE.start_main_~#t858~0.base_36| 1)) (= v_~a~0_24 0) (= 0 v_~z$flush_delayed~0_46) (= 0 |v_ULTIMATE.start_main_~#t858~0.offset_25|) (= 0 |v_#NULL.base_3|) (= 0 v_~weak$$choice2~0_95) (= 0 v_~weak$$choice0~0_13) (= v_~z$r_buff0_thd0~0_82 0) (= v_~z$read_delayed_var~0.offset_8 0) (= v_~z$w_buff0~0_173 0) (= 0 v_~__unbuffered_p2_EAX~0_52) (= v_~z$w_buff1_used~0_228 0) (= 0 v_~z$r_buff1_thd0~0_88))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_17|, #valid=|v_#valid_74|, #memory_int=|v_#memory_int_18|, #length=|v_#length_26|} OutVars{ULTIMATE.start_main_#t~nondet32=|v_ULTIMATE.start_main_#t~nondet32_10|, ULTIMATE.start_main_~#t858~0.offset=|v_ULTIMATE.start_main_~#t858~0.offset_25|, ULTIMATE.start_main_#t~nondet34=|v_ULTIMATE.start_main_#t~nondet34_21|, ULTIMATE.start_main_~#t858~0.base=|v_ULTIMATE.start_main_~#t858~0.base_36|, ~z$r_buff1_thd2~0=v_~z$r_buff1_thd2~0_143, #NULL.offset=|v_#NULL.offset_3|, ~a~0=v_~a~0_24, ~z$r_buff0_thd0~0=v_~z$r_buff0_thd0~0_82, ~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_49, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_42, #length=|v_#length_25|, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_52, ~z$mem_tmp~0=v_~z$mem_tmp~0_20, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_52, ULTIMATE.start_main_#t~ite39=|v_ULTIMATE.start_main_#t~ite39_27|, ULTIMATE.start_main_#t~ite35=|v_ULTIMATE.start_main_#t~ite35_35|, ULTIMATE.start_main_~#t860~0.offset=|v_ULTIMATE.start_main_~#t860~0.offset_19|, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_228, ULTIMATE.start_main_#t~ite37=|v_ULTIMATE.start_main_#t~ite37_245|, ~z$flush_delayed~0=v_~z$flush_delayed~0_46, ~weak$$choice0~0=v_~weak$$choice0~0_13, #StackHeapBarrier=|v_#StackHeapBarrier_17|, ULTIMATE.start_main_#t~ite40=|v_ULTIMATE.start_main_#t~ite40_71|, ULTIMATE.start_main_~#t860~0.base=|v_ULTIMATE.start_main_~#t860~0.base_25|, ~z$r_buff1_thd1~0=v_~z$r_buff1_thd1~0_25, ~z$read_delayed_var~0.base=v_~z$read_delayed_var~0.base_8, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_99, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_109, ULTIMATE.start_main_~#t859~0.base=|v_ULTIMATE.start_main_~#t859~0.base_31|, ~x~0=v_~x~0_31, ULTIMATE.start_main_#t~nondet33=|v_ULTIMATE.start_main_#t~nondet33_10|, ~z$read_delayed~0=v_~z$read_delayed~0_8, ~z$w_buff1~0=v_~z$w_buff1~0_118, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_38, ~z$read_delayed_var~0.offset=v_~z$read_delayed_var~0.offset_8, ULTIMATE.start_main_~#t859~0.offset=|v_ULTIMATE.start_main_~#t859~0.offset_19|, ~z$r_buff1_thd0~0=v_~z$r_buff1_thd0~0_88, ~y~0=v_~y~0_15, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_213, ~__unbuffered_p1_EBX~0=v_~__unbuffered_p1_EBX~0_70, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_485, ~z$w_buff0~0=v_~z$w_buff0~0_173, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_76, ULTIMATE.start_main_#t~ite36=|v_ULTIMATE.start_main_#t~ite36_29|, ULTIMATE.start_main_#t~ite38=|v_ULTIMATE.start_main_#t~ite38_37|, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_23, #NULL.base=|v_#NULL.base_3|, ~b~0=v_~b~0_40, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_24|, #valid=|v_#valid_72|, #memory_int=|v_#memory_int_17|, ~z~0=v_~z~0_140, ~weak$$choice2~0=v_~weak$$choice2~0_95, ~z$r_buff0_thd1~0=v_~z$r_buff0_thd1~0_25} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet32, ULTIMATE.start_main_~#t858~0.offset, ULTIMATE.start_main_#t~nondet34, ULTIMATE.start_main_~#t858~0.base, ~z$r_buff1_thd2~0, #NULL.offset, ~a~0, ~z$r_buff0_thd0~0, ~__unbuffered_p0_EAX~0, ~__unbuffered_p1_EAX~0, #length, ~__unbuffered_p2_EAX~0, ~z$mem_tmp~0, ~__unbuffered_p2_EBX~0, ULTIMATE.start_main_#t~ite39, ULTIMATE.start_main_#t~ite35, ULTIMATE.start_main_~#t860~0.offset, ~z$w_buff1_used~0, ULTIMATE.start_main_#t~ite37, ~z$flush_delayed~0, ~weak$$choice0~0, ULTIMATE.start_main_#t~ite40, ULTIMATE.start_main_~#t860~0.base, ~z$r_buff1_thd1~0, ~z$read_delayed_var~0.base, ~z$r_buff0_thd3~0, ~__unbuffered_cnt~0, ULTIMATE.start_main_~#t859~0.base, ~x~0, ULTIMATE.start_main_#t~nondet33, ~z$read_delayed~0, ~z$w_buff1~0, ~main$tmp_guard1~0, ~z$read_delayed_var~0.offset, ULTIMATE.start_main_~#t859~0.offset, ~z$r_buff1_thd0~0, ~y~0, ~z$r_buff0_thd2~0, ~__unbuffered_p1_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ULTIMATE.start_main_#t~ite36, ULTIMATE.start_main_#t~ite38, ~main$tmp_guard0~0, #NULL.base, ~b~0, ULTIMATE.start_main_#res, #valid, #memory_int, ~z~0, ~weak$$choice2~0, ~z$r_buff0_thd1~0] because there is no mapped edge [2019-12-26 22:19:55,091 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [693] [693] L832-1-->L834: Formula: (and (< |v_#StackHeapBarrier_10| |v_ULTIMATE.start_main_~#t859~0.base_10|) (= |v_#valid_29| (store |v_#valid_30| |v_ULTIMATE.start_main_~#t859~0.base_10| 1)) (not (= |v_ULTIMATE.start_main_~#t859~0.base_10| 0)) (= 0 |v_ULTIMATE.start_main_~#t859~0.offset_9|) (= |v_#length_13| (store |v_#length_14| |v_ULTIMATE.start_main_~#t859~0.base_10| 4)) (= |v_#memory_int_7| (store |v_#memory_int_8| |v_ULTIMATE.start_main_~#t859~0.base_10| (store (select |v_#memory_int_8| |v_ULTIMATE.start_main_~#t859~0.base_10|) |v_ULTIMATE.start_main_~#t859~0.offset_9| 1))) (= 0 (select |v_#valid_30| |v_ULTIMATE.start_main_~#t859~0.base_10|))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_10|, #valid=|v_#valid_30|, #memory_int=|v_#memory_int_8|, #length=|v_#length_14|} OutVars{ULTIMATE.start_main_~#t859~0.offset=|v_ULTIMATE.start_main_~#t859~0.offset_9|, #StackHeapBarrier=|v_#StackHeapBarrier_10|, ULTIMATE.start_main_#t~nondet32=|v_ULTIMATE.start_main_#t~nondet32_5|, #valid=|v_#valid_29|, #memory_int=|v_#memory_int_7|, #length=|v_#length_13|, ULTIMATE.start_main_~#t859~0.base=|v_ULTIMATE.start_main_~#t859~0.base_10|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t859~0.offset, ULTIMATE.start_main_#t~nondet32, #valid, #memory_int, #length, ULTIMATE.start_main_~#t859~0.base] because there is no mapped edge [2019-12-26 22:19:55,092 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [704] [704] L834-1-->L836: Formula: (and (= (store |v_#length_18| |v_ULTIMATE.start_main_~#t860~0.base_13| 4) |v_#length_17|) (not (= 0 |v_ULTIMATE.start_main_~#t860~0.base_13|)) (= |v_#valid_35| (store |v_#valid_36| |v_ULTIMATE.start_main_~#t860~0.base_13| 1)) (= |v_ULTIMATE.start_main_~#t860~0.offset_11| 0) (< |v_#StackHeapBarrier_12| |v_ULTIMATE.start_main_~#t860~0.base_13|) (= |v_#memory_int_9| (store |v_#memory_int_10| |v_ULTIMATE.start_main_~#t860~0.base_13| (store (select |v_#memory_int_10| |v_ULTIMATE.start_main_~#t860~0.base_13|) |v_ULTIMATE.start_main_~#t860~0.offset_11| 2))) (= (select |v_#valid_36| |v_ULTIMATE.start_main_~#t860~0.base_13|) 0)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_12|, #valid=|v_#valid_36|, #memory_int=|v_#memory_int_10|, #length=|v_#length_18|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_12|, ULTIMATE.start_main_#t~nondet33=|v_ULTIMATE.start_main_#t~nondet33_6|, ULTIMATE.start_main_~#t860~0.base=|v_ULTIMATE.start_main_~#t860~0.base_13|, #valid=|v_#valid_35|, #memory_int=|v_#memory_int_9|, ULTIMATE.start_main_~#t860~0.offset=|v_ULTIMATE.start_main_~#t860~0.offset_11|, #length=|v_#length_17|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet33, ULTIMATE.start_main_~#t860~0.base, #valid, #memory_int, ULTIMATE.start_main_~#t860~0.offset, #length] because there is no mapped edge [2019-12-26 22:19:55,093 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [711] [711] P2ENTRY-->L4-3: Formula: (and (= |P2Thread1of1ForFork0_#in~arg.offset_In2102421144| P2Thread1of1ForFork0_~arg.offset_Out2102421144) (= ~z$w_buff1~0_Out2102421144 ~z$w_buff0~0_In2102421144) (= ~z$w_buff1_used~0_Out2102421144 ~z$w_buff0_used~0_In2102421144) (= 0 (mod ~z$w_buff1_used~0_Out2102421144 256)) (= 1 ~z$w_buff0~0_Out2102421144) (= P2Thread1of1ForFork0___VERIFIER_assert_~expression_Out2102421144 |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression_Out2102421144|) (= 1 |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression_Out2102421144|) (= 1 ~z$w_buff0_used~0_Out2102421144) (= P2Thread1of1ForFork0_~arg.base_Out2102421144 |P2Thread1of1ForFork0_#in~arg.base_In2102421144|)) InVars {P2Thread1of1ForFork0_#in~arg.offset=|P2Thread1of1ForFork0_#in~arg.offset_In2102421144|, ~z$w_buff0_used~0=~z$w_buff0_used~0_In2102421144, ~z$w_buff0~0=~z$w_buff0~0_In2102421144, P2Thread1of1ForFork0_#in~arg.base=|P2Thread1of1ForFork0_#in~arg.base_In2102421144|} OutVars{P2Thread1of1ForFork0_~arg.base=P2Thread1of1ForFork0_~arg.base_Out2102421144, P2Thread1of1ForFork0___VERIFIER_assert_#in~expression=|P2Thread1of1ForFork0___VERIFIER_assert_#in~expression_Out2102421144|, P2Thread1of1ForFork0_#in~arg.offset=|P2Thread1of1ForFork0_#in~arg.offset_In2102421144|, ~z$w_buff0_used~0=~z$w_buff0_used~0_Out2102421144, ~z$w_buff0~0=~z$w_buff0~0_Out2102421144, P2Thread1of1ForFork0_~arg.offset=P2Thread1of1ForFork0_~arg.offset_Out2102421144, ~z$w_buff1_used~0=~z$w_buff1_used~0_Out2102421144, ~z$w_buff1~0=~z$w_buff1~0_Out2102421144, P2Thread1of1ForFork0_#in~arg.base=|P2Thread1of1ForFork0_#in~arg.base_In2102421144|, P2Thread1of1ForFork0___VERIFIER_assert_~expression=P2Thread1of1ForFork0___VERIFIER_assert_~expression_Out2102421144} AuxVars[] AssignedVars[P2Thread1of1ForFork0_~arg.base, P2Thread1of1ForFork0___VERIFIER_assert_#in~expression, ~z$w_buff0_used~0, ~z$w_buff0~0, P2Thread1of1ForFork0_~arg.offset, ~z$w_buff1_used~0, ~z$w_buff1~0, P2Thread1of1ForFork0___VERIFIER_assert_~expression] because there is no mapped edge [2019-12-26 22:19:55,095 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [692] [692] P0ENTRY-->P0EXIT: Formula: (and (= |v_P0Thread1of1ForFork1_#in~arg.base_13| v_P0Thread1of1ForFork1_~arg.base_13) (= v_P0Thread1of1ForFork1_~arg.offset_13 |v_P0Thread1of1ForFork1_#in~arg.offset_13|) (= 0 |v_P0Thread1of1ForFork1_#res.base_9|) (= v_~x~0_16 v_~__unbuffered_p0_EAX~0_17) (= 0 |v_P0Thread1of1ForFork1_#res.offset_9|) (= v_~__unbuffered_cnt~0_54 (+ v_~__unbuffered_cnt~0_55 1)) (= v_~b~0_23 1)) InVars {P0Thread1of1ForFork1_#in~arg.offset=|v_P0Thread1of1ForFork1_#in~arg.offset_13|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_55, P0Thread1of1ForFork1_#in~arg.base=|v_P0Thread1of1ForFork1_#in~arg.base_13|, ~x~0=v_~x~0_16} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_17, P0Thread1of1ForFork1_#res.offset=|v_P0Thread1of1ForFork1_#res.offset_9|, P0Thread1of1ForFork1_#in~arg.offset=|v_P0Thread1of1ForFork1_#in~arg.offset_13|, ~b~0=v_~b~0_23, P0Thread1of1ForFork1_#res.base=|v_P0Thread1of1ForFork1_#res.base_9|, P0Thread1of1ForFork1_~arg.offset=v_P0Thread1of1ForFork1_~arg.offset_13, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_54, P0Thread1of1ForFork1_#in~arg.base=|v_P0Thread1of1ForFork1_#in~arg.base_13|, ~x~0=v_~x~0_16, P0Thread1of1ForFork1_~arg.base=v_P0Thread1of1ForFork1_~arg.base_13} AuxVars[] AssignedVars[~__unbuffered_p0_EAX~0, P0Thread1of1ForFork1_#res.offset, ~b~0, P0Thread1of1ForFork1_#res.base, P0Thread1of1ForFork1_~arg.offset, ~__unbuffered_cnt~0, P0Thread1of1ForFork1_~arg.base] because there is no mapped edge [2019-12-26 22:19:55,098 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [675] [675] L810-->L810-2: Formula: (let ((.cse1 (= 0 (mod ~z$r_buff0_thd3~0_In-1135164271 256))) (.cse0 (= 0 (mod ~z$w_buff0_used~0_In-1135164271 256)))) (or (and (not .cse0) (= 0 |P2Thread1of1ForFork0_#t~ite28_Out-1135164271|) (not .cse1)) (and (or .cse1 .cse0) (= |P2Thread1of1ForFork0_#t~ite28_Out-1135164271| ~z$w_buff0_used~0_In-1135164271)))) InVars {~z$w_buff0_used~0=~z$w_buff0_used~0_In-1135164271, ~z$r_buff0_thd3~0=~z$r_buff0_thd3~0_In-1135164271} OutVars{P2Thread1of1ForFork0_#t~ite28=|P2Thread1of1ForFork0_#t~ite28_Out-1135164271|, ~z$w_buff0_used~0=~z$w_buff0_used~0_In-1135164271, ~z$r_buff0_thd3~0=~z$r_buff0_thd3~0_In-1135164271} AuxVars[] AssignedVars[P2Thread1of1ForFork0_#t~ite28] because there is no mapped edge [2019-12-26 22:19:55,099 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [682] [682] L811-->L811-2: Formula: (let ((.cse1 (= 0 (mod ~z$w_buff1_used~0_In-1463874464 256))) (.cse0 (= (mod ~z$r_buff1_thd3~0_In-1463874464 256) 0)) (.cse3 (= 0 (mod ~z$w_buff0_used~0_In-1463874464 256))) (.cse2 (= (mod ~z$r_buff0_thd3~0_In-1463874464 256) 0))) (or (and (or .cse0 .cse1) (= |P2Thread1of1ForFork0_#t~ite29_Out-1463874464| ~z$w_buff1_used~0_In-1463874464) (or .cse2 .cse3)) (and (= |P2Thread1of1ForFork0_#t~ite29_Out-1463874464| 0) (or (and (not .cse1) (not .cse0)) (and (not .cse3) (not .cse2)))))) InVars {~z$w_buff0_used~0=~z$w_buff0_used~0_In-1463874464, ~z$r_buff1_thd3~0=~z$r_buff1_thd3~0_In-1463874464, ~z$w_buff1_used~0=~z$w_buff1_used~0_In-1463874464, ~z$r_buff0_thd3~0=~z$r_buff0_thd3~0_In-1463874464} OutVars{~z$w_buff0_used~0=~z$w_buff0_used~0_In-1463874464, ~z$r_buff1_thd3~0=~z$r_buff1_thd3~0_In-1463874464, ~z$w_buff1_used~0=~z$w_buff1_used~0_In-1463874464, ~z$r_buff0_thd3~0=~z$r_buff0_thd3~0_In-1463874464, P2Thread1of1ForFork0_#t~ite29=|P2Thread1of1ForFork0_#t~ite29_Out-1463874464|} AuxVars[] AssignedVars[P2Thread1of1ForFork0_#t~ite29] because there is no mapped edge [2019-12-26 22:19:55,101 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [674] [674] L812-->L813: Formula: (let ((.cse0 (= 0 (mod ~z$r_buff0_thd3~0_In-545536105 256))) (.cse1 (= (mod ~z$w_buff0_used~0_In-545536105 256) 0))) (or (and (= ~z$r_buff0_thd3~0_Out-545536105 ~z$r_buff0_thd3~0_In-545536105) (or .cse0 .cse1)) (and (not .cse0) (= ~z$r_buff0_thd3~0_Out-545536105 0) (not .cse1)))) InVars {~z$w_buff0_used~0=~z$w_buff0_used~0_In-545536105, ~z$r_buff0_thd3~0=~z$r_buff0_thd3~0_In-545536105} OutVars{~z$w_buff0_used~0=~z$w_buff0_used~0_In-545536105, ~z$r_buff0_thd3~0=~z$r_buff0_thd3~0_Out-545536105, P2Thread1of1ForFork0_#t~ite30=|P2Thread1of1ForFork0_#t~ite30_Out-545536105|} AuxVars[] AssignedVars[~z$r_buff0_thd3~0, P2Thread1of1ForFork0_#t~ite30] because there is no mapped edge [2019-12-26 22:19:55,102 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [680] [680] L813-->L813-2: Formula: (let ((.cse0 (= 0 (mod ~z$r_buff0_thd3~0_In-607716785 256))) (.cse1 (= 0 (mod ~z$w_buff0_used~0_In-607716785 256))) (.cse3 (= (mod ~z$r_buff1_thd3~0_In-607716785 256) 0)) (.cse2 (= (mod ~z$w_buff1_used~0_In-607716785 256) 0))) (or (and (= 0 |P2Thread1of1ForFork0_#t~ite31_Out-607716785|) (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3)))) (and (= ~z$r_buff1_thd3~0_In-607716785 |P2Thread1of1ForFork0_#t~ite31_Out-607716785|) (or .cse0 .cse1) (or .cse3 .cse2)))) InVars {~z$w_buff0_used~0=~z$w_buff0_used~0_In-607716785, ~z$r_buff1_thd3~0=~z$r_buff1_thd3~0_In-607716785, ~z$w_buff1_used~0=~z$w_buff1_used~0_In-607716785, ~z$r_buff0_thd3~0=~z$r_buff0_thd3~0_In-607716785} OutVars{~z$w_buff0_used~0=~z$w_buff0_used~0_In-607716785, ~z$r_buff1_thd3~0=~z$r_buff1_thd3~0_In-607716785, ~z$w_buff1_used~0=~z$w_buff1_used~0_In-607716785, ~z$r_buff0_thd3~0=~z$r_buff0_thd3~0_In-607716785, P2Thread1of1ForFork0_#t~ite31=|P2Thread1of1ForFork0_#t~ite31_Out-607716785|} AuxVars[] AssignedVars[P2Thread1of1ForFork0_#t~ite31] because there is no mapped edge [2019-12-26 22:19:55,102 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [707] [707] L813-2-->P2EXIT: Formula: (and (= |v_P2Thread1of1ForFork0_#res.offset_5| 0) (= v_~__unbuffered_cnt~0_102 (+ v_~__unbuffered_cnt~0_103 1)) (= |v_P2Thread1of1ForFork0_#res.base_5| 0) (= v_~z$r_buff1_thd3~0_63 |v_P2Thread1of1ForFork0_#t~ite31_52|)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_103, P2Thread1of1ForFork0_#t~ite31=|v_P2Thread1of1ForFork0_#t~ite31_52|} OutVars{P2Thread1of1ForFork0_#res.base=|v_P2Thread1of1ForFork0_#res.base_5|, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_63, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_102, P2Thread1of1ForFork0_#t~ite31=|v_P2Thread1of1ForFork0_#t~ite31_51|, P2Thread1of1ForFork0_#res.offset=|v_P2Thread1of1ForFork0_#res.offset_5|} AuxVars[] AssignedVars[P2Thread1of1ForFork0_#res.base, ~z$r_buff1_thd3~0, ~__unbuffered_cnt~0, P2Thread1of1ForFork0_#t~ite31, P2Thread1of1ForFork0_#res.offset] because there is no mapped edge [2019-12-26 22:19:55,109 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [668] [668] L772-->L773: Formula: (and (not (= (mod v_~weak$$choice2~0_40 256) 0)) (= v_~z$r_buff0_thd2~0_102 v_~z$r_buff0_thd2~0_101)) InVars {~weak$$choice2~0=v_~weak$$choice2~0_40, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_102} OutVars{P1Thread1of1ForFork2_#t~ite19=|v_P1Thread1of1ForFork2_#t~ite19_18|, P1Thread1of1ForFork2_#t~ite20=|v_P1Thread1of1ForFork2_#t~ite20_12|, P1Thread1of1ForFork2_#t~ite21=|v_P1Thread1of1ForFork2_#t~ite21_9|, ~weak$$choice2~0=v_~weak$$choice2~0_40, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_101} AuxVars[] AssignedVars[P1Thread1of1ForFork2_#t~ite19, P1Thread1of1ForFork2_#t~ite20, P1Thread1of1ForFork2_#t~ite21, ~z$r_buff0_thd2~0] because there is no mapped edge [2019-12-26 22:19:55,111 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [618] [618] L775-->L783: Formula: (and (= v_~__unbuffered_cnt~0_14 (+ v_~__unbuffered_cnt~0_15 1)) (= 0 v_~z$flush_delayed~0_10) (= v_~z~0_23 v_~z$mem_tmp~0_4) (not (= (mod v_~z$flush_delayed~0_11 256) 0))) InVars {~z$mem_tmp~0=v_~z$mem_tmp~0_4, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_15, ~z$flush_delayed~0=v_~z$flush_delayed~0_11} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_4, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_14, ~z$flush_delayed~0=v_~z$flush_delayed~0_10, ~z~0=v_~z~0_23, P1Thread1of1ForFork2_#t~ite25=|v_P1Thread1of1ForFork2_#t~ite25_13|} AuxVars[] AssignedVars[~__unbuffered_cnt~0, ~z$flush_delayed~0, ~z~0, P1Thread1of1ForFork2_#t~ite25] because there is no mapped edge [2019-12-26 22:19:55,112 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [648] [648] L836-1-->L842: Formula: (and (= v_~main$tmp_guard0~0_7 1) (= 3 v_~__unbuffered_cnt~0_32)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_32} OutVars{ULTIMATE.start_main_#t~nondet34=|v_ULTIMATE.start_main_#t~nondet34_6|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_32, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet34, ~main$tmp_guard0~0] because there is no mapped edge [2019-12-26 22:19:55,113 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [683] [683] L842-2-->L842-4: Formula: (let ((.cse0 (= 0 (mod ~z$w_buff1_used~0_In962714369 256))) (.cse1 (= (mod ~z$r_buff1_thd0~0_In962714369 256) 0))) (or (and (not .cse0) (not .cse1) (= ~z$w_buff1~0_In962714369 |ULTIMATE.start_main_#t~ite35_Out962714369|)) (and (or .cse0 .cse1) (= ~z~0_In962714369 |ULTIMATE.start_main_#t~ite35_Out962714369|)))) InVars {~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_In962714369, ~z$w_buff1_used~0=~z$w_buff1_used~0_In962714369, ~z$w_buff1~0=~z$w_buff1~0_In962714369, ~z~0=~z~0_In962714369} OutVars{~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_In962714369, ULTIMATE.start_main_#t~ite35=|ULTIMATE.start_main_#t~ite35_Out962714369|, ~z$w_buff1_used~0=~z$w_buff1_used~0_In962714369, ~z$w_buff1~0=~z$w_buff1~0_In962714369, ~z~0=~z~0_In962714369} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite35] because there is no mapped edge [2019-12-26 22:19:55,113 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [604] [604] L842-4-->L843: Formula: (= v_~z~0_12 |v_ULTIMATE.start_main_#t~ite35_7|) InVars {ULTIMATE.start_main_#t~ite35=|v_ULTIMATE.start_main_#t~ite35_7|} OutVars{ULTIMATE.start_main_#t~ite35=|v_ULTIMATE.start_main_#t~ite35_6|, ULTIMATE.start_main_#t~ite36=|v_ULTIMATE.start_main_#t~ite36_6|, ~z~0=v_~z~0_12} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite35, ULTIMATE.start_main_#t~ite36, ~z~0] because there is no mapped edge [2019-12-26 22:19:55,113 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [671] [671] L843-->L843-2: Formula: (let ((.cse0 (= 0 (mod ~z$w_buff0_used~0_In-151365132 256))) (.cse1 (= (mod ~z$r_buff0_thd0~0_In-151365132 256) 0))) (or (and (= |ULTIMATE.start_main_#t~ite37_Out-151365132| ~z$w_buff0_used~0_In-151365132) (or .cse0 .cse1)) (and (not .cse0) (= 0 |ULTIMATE.start_main_#t~ite37_Out-151365132|) (not .cse1)))) InVars {~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In-151365132, ~z$w_buff0_used~0=~z$w_buff0_used~0_In-151365132} OutVars{~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In-151365132, ~z$w_buff0_used~0=~z$w_buff0_used~0_In-151365132, ULTIMATE.start_main_#t~ite37=|ULTIMATE.start_main_#t~ite37_Out-151365132|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite37] because there is no mapped edge [2019-12-26 22:19:55,114 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [676] [676] L844-->L844-2: Formula: (let ((.cse3 (= 0 (mod ~z$r_buff1_thd0~0_In-569990891 256))) (.cse2 (= (mod ~z$w_buff1_used~0_In-569990891 256) 0)) (.cse0 (= 0 (mod ~z$r_buff0_thd0~0_In-569990891 256))) (.cse1 (= 0 (mod ~z$w_buff0_used~0_In-569990891 256)))) (or (and (or .cse0 .cse1) (= ~z$w_buff1_used~0_In-569990891 |ULTIMATE.start_main_#t~ite38_Out-569990891|) (or .cse2 .cse3)) (and (or (and (not .cse3) (not .cse2)) (and (not .cse0) (not .cse1))) (= |ULTIMATE.start_main_#t~ite38_Out-569990891| 0)))) InVars {~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In-569990891, ~z$w_buff0_used~0=~z$w_buff0_used~0_In-569990891, ~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_In-569990891, ~z$w_buff1_used~0=~z$w_buff1_used~0_In-569990891} OutVars{~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In-569990891, ~z$w_buff0_used~0=~z$w_buff0_used~0_In-569990891, ~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_In-569990891, ~z$w_buff1_used~0=~z$w_buff1_used~0_In-569990891, ULTIMATE.start_main_#t~ite38=|ULTIMATE.start_main_#t~ite38_Out-569990891|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite38] because there is no mapped edge [2019-12-26 22:19:55,115 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [685] [685] L845-->L845-2: Formula: (let ((.cse1 (= (mod ~z$w_buff0_used~0_In-1994815320 256) 0)) (.cse0 (= 0 (mod ~z$r_buff0_thd0~0_In-1994815320 256)))) (or (and (not .cse0) (= 0 |ULTIMATE.start_main_#t~ite39_Out-1994815320|) (not .cse1)) (and (= ~z$r_buff0_thd0~0_In-1994815320 |ULTIMATE.start_main_#t~ite39_Out-1994815320|) (or .cse1 .cse0)))) InVars {~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In-1994815320, ~z$w_buff0_used~0=~z$w_buff0_used~0_In-1994815320} OutVars{~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In-1994815320, ULTIMATE.start_main_#t~ite39=|ULTIMATE.start_main_#t~ite39_Out-1994815320|, ~z$w_buff0_used~0=~z$w_buff0_used~0_In-1994815320} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite39] because there is no mapped edge [2019-12-26 22:19:55,116 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [677] [677] L846-->L846-2: Formula: (let ((.cse2 (= (mod ~z$w_buff1_used~0_In1050180807 256) 0)) (.cse3 (= (mod ~z$r_buff1_thd0~0_In1050180807 256) 0)) (.cse1 (= (mod ~z$w_buff0_used~0_In1050180807 256) 0)) (.cse0 (= (mod ~z$r_buff0_thd0~0_In1050180807 256) 0))) (or (and (= |ULTIMATE.start_main_#t~ite40_Out1050180807| ~z$r_buff1_thd0~0_In1050180807) (or .cse0 .cse1) (or .cse2 .cse3)) (and (or (and (not .cse2) (not .cse3)) (and (not .cse1) (not .cse0))) (= |ULTIMATE.start_main_#t~ite40_Out1050180807| 0)))) InVars {~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In1050180807, ~z$w_buff0_used~0=~z$w_buff0_used~0_In1050180807, ~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_In1050180807, ~z$w_buff1_used~0=~z$w_buff1_used~0_In1050180807} OutVars{~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In1050180807, ULTIMATE.start_main_#t~ite40=|ULTIMATE.start_main_#t~ite40_Out1050180807|, ~z$w_buff0_used~0=~z$w_buff0_used~0_In1050180807, ~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_In1050180807, ~z$w_buff1_used~0=~z$w_buff1_used~0_In1050180807} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite40] because there is no mapped edge [2019-12-26 22:19:55,117 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [723] [723] L846-2-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: (and (= v_~__unbuffered_p2_EBX~0_35 0) (= v_~__unbuffered_p1_EBX~0_48 0) (= 1 v_~__unbuffered_p1_EAX~0_25) (= v_ULTIMATE.start___VERIFIER_assert_~expression_21 |v_ULTIMATE.start___VERIFIER_assert_#in~expression_15|) (= v_~main$tmp_guard1~0_21 0) (= 0 v_~__unbuffered_p0_EAX~0_35) (= |v_ULTIMATE.start_main_#t~ite40_42| v_~z$r_buff1_thd0~0_71) (= 1 v_~__unbuffered_p2_EAX~0_35) (= |v_ULTIMATE.start___VERIFIER_assert_#in~expression_15| (mod v_~main$tmp_guard1~0_21 256))) InVars {~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_35, ~__unbuffered_p1_EBX~0=v_~__unbuffered_p1_EBX~0_48, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_35, ULTIMATE.start_main_#t~ite40=|v_ULTIMATE.start_main_#t~ite40_42|, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_25, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_35} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_35, ULTIMATE.start___VERIFIER_assert_~expression=v_ULTIMATE.start___VERIFIER_assert_~expression_21, ~__unbuffered_p1_EBX~0=v_~__unbuffered_p1_EBX~0_48, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_35, ULTIMATE.start_main_#t~ite40=|v_ULTIMATE.start_main_#t~ite40_41|, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_25, ~z$r_buff1_thd0~0=v_~z$r_buff1_thd0~0_71, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_21, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_35, ULTIMATE.start___VERIFIER_assert_#in~expression=|v_ULTIMATE.start___VERIFIER_assert_#in~expression_15|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_~expression, ULTIMATE.start_main_#t~ite40, ~z$r_buff1_thd0~0, ~main$tmp_guard1~0, ULTIMATE.start___VERIFIER_assert_#in~expression] because there is no mapped edge [2019-12-26 22:19:55,218 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.12 10:19:55 BasicIcfg [2019-12-26 22:19:55,218 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-26 22:19:55,221 INFO L168 Benchmark]: Toolchain (without parser) took 13209.26 ms. Allocated memory was 137.9 MB in the beginning and 598.7 MB in the end (delta: 460.8 MB). Free memory was 100.8 MB in the beginning and 214.5 MB in the end (delta: -113.8 MB). Peak memory consumption was 347.1 MB. Max. memory is 7.1 GB. [2019-12-26 22:19:55,222 INFO L168 Benchmark]: CDTParser took 0.49 ms. Allocated memory is still 137.9 MB. Free memory was 121.1 MB in the beginning and 120.9 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-12-26 22:19:55,223 INFO L168 Benchmark]: CACSL2BoogieTranslator took 673.54 ms. Allocated memory was 137.9 MB in the beginning and 202.4 MB in the end (delta: 64.5 MB). Free memory was 100.3 MB in the beginning and 156.1 MB in the end (delta: -55.7 MB). Peak memory consumption was 25.9 MB. Max. memory is 7.1 GB. [2019-12-26 22:19:55,226 INFO L168 Benchmark]: Boogie Procedure Inliner took 63.64 ms. Allocated memory is still 202.4 MB. Free memory was 156.1 MB in the beginning and 153.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2019-12-26 22:19:55,226 INFO L168 Benchmark]: Boogie Preprocessor took 38.91 ms. Allocated memory is still 202.4 MB. Free memory was 153.4 MB in the beginning and 151.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-12-26 22:19:55,227 INFO L168 Benchmark]: RCFGBuilder took 774.69 ms. Allocated memory is still 202.4 MB. Free memory was 151.4 MB in the beginning and 107.5 MB in the end (delta: 43.9 MB). Peak memory consumption was 43.9 MB. Max. memory is 7.1 GB. [2019-12-26 22:19:55,228 INFO L168 Benchmark]: TraceAbstraction took 11650.98 ms. Allocated memory was 202.4 MB in the beginning and 598.7 MB in the end (delta: 396.4 MB). Free memory was 106.8 MB in the beginning and 214.5 MB in the end (delta: -107.7 MB). Peak memory consumption was 288.6 MB. Max. memory is 7.1 GB. [2019-12-26 22:19:55,234 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 ms. Allocated memory is still 137.9 MB. Free memory was 121.1 MB in the beginning and 120.9 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 673.54 ms. Allocated memory was 137.9 MB in the beginning and 202.4 MB in the end (delta: 64.5 MB). Free memory was 100.3 MB in the beginning and 156.1 MB in the end (delta: -55.7 MB). Peak memory consumption was 25.9 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 63.64 ms. Allocated memory is still 202.4 MB. Free memory was 156.1 MB in the beginning and 153.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 38.91 ms. Allocated memory is still 202.4 MB. Free memory was 153.4 MB in the beginning and 151.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 774.69 ms. Allocated memory is still 202.4 MB. Free memory was 151.4 MB in the beginning and 107.5 MB in the end (delta: 43.9 MB). Peak memory consumption was 43.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 11650.98 ms. Allocated memory was 202.4 MB in the beginning and 598.7 MB in the end (delta: 396.4 MB). Free memory was 106.8 MB in the beginning and 214.5 MB in the end (delta: -107.7 MB). Peak memory consumption was 288.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 4.9s, 156 ProgramPointsBefore, 75 ProgramPointsAfterwards, 181 TransitionsBefore, 85 TransitionsAfterwards, 11400 CoEnabledTransitionPairs, 8 FixpointIterations, 37 TrivialSequentialCompositions, 45 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 30 ConcurrentYvCompositions, 19 ChoiceCompositions, 4667 VarBasedMoverChecksPositive, 145 VarBasedMoverChecksNegative, 20 SemBasedMoverChecksPositive, 167 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 1.0s, 0 MoverChecksTotal, 50265 CheckedPairsTotal, 112 TotalNumberOfCompositions - CounterExampleResult [Line: 4]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L832] FCALL, FORK 0 pthread_create(&t858, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L834] FCALL, FORK 0 pthread_create(&t859, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L836] FCALL, FORK 0 pthread_create(&t860, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L793] 3 z$r_buff1_thd0 = z$r_buff0_thd0 [L794] 3 z$r_buff1_thd1 = z$r_buff0_thd1 [L795] 3 z$r_buff1_thd2 = z$r_buff0_thd2 [L796] 3 z$r_buff1_thd3 = z$r_buff0_thd3 [L797] 3 z$r_buff0_thd3 = (_Bool)1 [L800] 3 a = 1 [L803] 3 __unbuffered_p2_EAX = a [L806] 3 __unbuffered_p2_EBX = b VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L809] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L754] 2 x = 1 [L757] 2 y = 1 [L760] 2 __unbuffered_p1_EAX = y [L763] 2 weak$$choice0 = __VERIFIER_nondet_bool() [L764] 2 weak$$choice2 = __VERIFIER_nondet_bool() [L765] 2 z$flush_delayed = weak$$choice2 [L766] 2 z$mem_tmp = z VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=7, weak$$choice2=1, x=1, y=1, z=0, z$flush_delayed=1, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L767] EXPR 2 !z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : z$w_buff1) VAL [!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : z$w_buff1)=0, \result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=7, weak$$choice2=1, x=1, y=1, z=0, z$flush_delayed=1, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L809] 3 z = z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z) [L810] 3 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used [L767] 2 z = !z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : z$w_buff1) [L811] 3 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$w_buff1_used [L768] EXPR 2 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : z$w_buff0)) VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=7, weak$$choice2=1, weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : z$w_buff0))=1, x=1, y=1, z=0, z$flush_delayed=1, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L768] 2 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : z$w_buff0)) [L769] EXPR 2 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff1 : z$w_buff1)) VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=7, weak$$choice2=1, weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff1 : z$w_buff1))=0, x=1, y=1, z=0, z$flush_delayed=1, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L769] 2 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff1 : z$w_buff1)) [L770] EXPR 2 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$w_buff0_used)) VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=7, weak$$choice2=1, weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$w_buff0_used))=0, x=1, y=1, z=0, z$flush_delayed=1, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L770] 2 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$w_buff0_used)) [L771] EXPR 2 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=7, weak$$choice2=1, weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : (_Bool)0))=0, x=1, y=1, z=0, z$flush_delayed=1, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L771] 2 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L773] EXPR 2 weak$$choice2 ? z$r_buff1_thd2 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$r_buff1_thd2 : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=7, weak$$choice2=1, weak$$choice2 ? z$r_buff1_thd2 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$r_buff1_thd2 : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : (_Bool)0))=0, x=1, y=1, z=0, z$flush_delayed=1, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L773] 2 z$r_buff1_thd2 = weak$$choice2 ? z$r_buff1_thd2 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$r_buff1_thd2 : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L774] 2 __unbuffered_p1_EBX = z VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=7, weak$$choice2=1, x=1, y=1, z=0, z$flush_delayed=1, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L842] 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) VAL [\result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=7, weak$$choice2=1, x=1, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L843] 0 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L844] 0 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L845] 0 z$r_buff0_thd0 = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 147 locations, 2 error locations. Result: UNSAFE, OverallTime: 11.2s, OverallIterations: 12, TraceHistogramMax: 1, AutomataDifference: 1.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1307 SDtfs, 986 SDslu, 2131 SDs, 0 SdLazy, 531 SolverSat, 43 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 48 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=14534occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 2404 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 317 NumberOfCodeBlocks, 317 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 261 ConstructedInterpolants, 0 QuantifiedInterpolants, 39747 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...