/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/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-SemanticLbe.epf -i ../../../trunk/examples/svcomp/pthread-wmm/mix032_rmo.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-fae578e [2019-12-18 17:11:07,741 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-18 17:11:07,743 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-18 17:11:07,762 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-18 17:11:07,762 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-18 17:11:07,763 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-18 17:11:07,764 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-18 17:11:07,766 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-18 17:11:07,768 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-18 17:11:07,769 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-18 17:11:07,770 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-18 17:11:07,771 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-18 17:11:07,771 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-18 17:11:07,772 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-18 17:11:07,773 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-18 17:11:07,774 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-18 17:11:07,775 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-18 17:11:07,776 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-18 17:11:07,778 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-18 17:11:07,780 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-18 17:11:07,782 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-18 17:11:07,783 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-18 17:11:07,784 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-18 17:11:07,785 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-18 17:11:07,787 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-18 17:11:07,787 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-18 17:11:07,787 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-18 17:11:07,788 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-18 17:11:07,789 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-18 17:11:07,790 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-18 17:11:07,790 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-18 17:11:07,791 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-18 17:11:07,791 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-18 17:11:07,792 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-18 17:11:07,793 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-18 17:11:07,793 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-18 17:11:07,794 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-18 17:11:07,794 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-18 17:11:07,794 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-18 17:11:07,795 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-18 17:11:07,796 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-18 17:11:07,797 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-SemanticLbe.epf [2019-12-18 17:11:07,813 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-18 17:11:07,813 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-18 17:11:07,817 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-18 17:11:07,817 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-18 17:11:07,817 INFO L138 SettingsManager]: * Use SBE=true [2019-12-18 17:11:07,817 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-18 17:11:07,818 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-18 17:11:07,818 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-18 17:11:07,818 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-18 17:11:07,818 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-18 17:11:07,818 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-18 17:11:07,819 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-18 17:11:07,819 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-18 17:11:07,820 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-18 17:11:07,820 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-18 17:11:07,820 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-18 17:11:07,820 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-18 17:11:07,820 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-18 17:11:07,821 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-18 17:11:07,821 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-18 17:11:07,821 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-18 17:11:07,821 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-18 17:11:07,821 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-18 17:11:07,822 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-18 17:11:07,823 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-18 17:11:07,823 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-18 17:11:07,823 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-18 17:11:07,823 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-18 17:11:07,824 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-18 17:11:08,089 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-18 17:11:08,108 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-18 17:11:08,112 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-18 17:11:08,114 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-18 17:11:08,114 INFO L275 PluginConnector]: CDTParser initialized [2019-12-18 17:11:08,115 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix032_rmo.opt.i [2019-12-18 17:11:08,184 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23d8c7d98/ee4700355d1240c6af50873fde57bd70/FLAG6579a11b2 [2019-12-18 17:11:08,775 INFO L306 CDTParser]: Found 1 translation units. [2019-12-18 17:11:08,776 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix032_rmo.opt.i [2019-12-18 17:11:08,791 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23d8c7d98/ee4700355d1240c6af50873fde57bd70/FLAG6579a11b2 [2019-12-18 17:11:09,087 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23d8c7d98/ee4700355d1240c6af50873fde57bd70 [2019-12-18 17:11:09,097 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-18 17:11:09,098 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-18 17:11:09,099 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-18 17:11:09,099 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-18 17:11:09,103 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-18 17:11:09,104 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 05:11:09" (1/1) ... [2019-12-18 17:11:09,107 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@462bdace and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:11:09, skipping insertion in model container [2019-12-18 17:11:09,107 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 05:11:09" (1/1) ... [2019-12-18 17:11:09,113 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-18 17:11:09,157 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-18 17:11:09,678 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-18 17:11:09,695 INFO L203 MainTranslator]: Completed pre-run [2019-12-18 17:11:09,760 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-18 17:11:09,840 INFO L208 MainTranslator]: Completed translation [2019-12-18 17:11:09,841 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:11:09 WrapperNode [2019-12-18 17:11:09,841 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-18 17:11:09,842 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-18 17:11:09,842 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-18 17:11:09,842 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-18 17:11:09,851 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:11:09" (1/1) ... [2019-12-18 17:11:09,880 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:11:09" (1/1) ... [2019-12-18 17:11:09,913 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-18 17:11:09,914 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-18 17:11:09,914 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-18 17:11:09,914 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-18 17:11:09,924 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:11:09" (1/1) ... [2019-12-18 17:11:09,924 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:11:09" (1/1) ... [2019-12-18 17:11:09,928 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:11:09" (1/1) ... [2019-12-18 17:11:09,929 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:11:09" (1/1) ... [2019-12-18 17:11:09,938 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:11:09" (1/1) ... [2019-12-18 17:11:09,943 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:11:09" (1/1) ... [2019-12-18 17:11:09,946 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:11:09" (1/1) ... [2019-12-18 17:11:09,951 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-18 17:11:09,951 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-18 17:11:09,952 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-18 17:11:09,952 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-18 17:11:09,953 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:11:09" (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 [2019-12-18 17:11:10,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-18 17:11:10,018 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-12-18 17:11:10,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-18 17:11:10,018 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-18 17:11:10,019 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-12-18 17:11:10,019 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-12-18 17:11:10,020 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-12-18 17:11:10,020 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-12-18 17:11:10,021 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-12-18 17:11:10,021 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-12-18 17:11:10,024 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-12-18 17:11:10,024 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-18 17:11:10,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-18 17:11:10,026 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-18 17:11:10,760 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-18 17:11:10,761 INFO L287 CfgBuilder]: Removed 8 assume(true) statements. [2019-12-18 17:11:10,762 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 05:11:10 BoogieIcfgContainer [2019-12-18 17:11:10,762 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-18 17:11:10,764 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-18 17:11:10,764 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-18 17:11:10,767 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-18 17:11:10,768 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 05:11:09" (1/3) ... [2019-12-18 17:11:10,769 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f17bc8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 05:11:10, skipping insertion in model container [2019-12-18 17:11:10,769 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:11:09" (2/3) ... [2019-12-18 17:11:10,769 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f17bc8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 05:11:10, skipping insertion in model container [2019-12-18 17:11:10,769 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 05:11:10" (3/3) ... [2019-12-18 17:11:10,771 INFO L109 eAbstractionObserver]: Analyzing ICFG mix032_rmo.opt.i [2019-12-18 17:11:10,780 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-18 17:11:10,780 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-18 17:11:10,787 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-12-18 17:11:10,789 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-18 17:11:10,827 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,828 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,828 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,828 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,829 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,829 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,830 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,830 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,831 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,831 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,831 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,831 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,832 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,832 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,832 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,833 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,833 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,833 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,833 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,834 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,834 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,834 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,835 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,835 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,835 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,835 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,836 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,836 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,836 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,837 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,837 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,837 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,838 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,838 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,838 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,838 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,838 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,839 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,839 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,839 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,840 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,840 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,840 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,840 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,841 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,841 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,841 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,841 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,841 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,842 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,842 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,842 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,843 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,843 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,843 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,843 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,844 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,844 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,844 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,844 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,844 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,845 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,845 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,845 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,846 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,846 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,846 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,846 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,847 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,847 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,847 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,847 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,848 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,848 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,848 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,848 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,849 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,849 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,849 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,849 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,850 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,850 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,850 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,850 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,850 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,851 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,851 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,851 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,851 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,852 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,852 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,852 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,852 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,853 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,853 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,853 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,853 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,854 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,854 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,854 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,855 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,855 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,856 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,856 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,856 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,856 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,857 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,857 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,857 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,858 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,858 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,858 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,858 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,859 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,859 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,859 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,859 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,860 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,860 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,860 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,860 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,861 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,861 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,861 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,861 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,862 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,862 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,862 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,862 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,863 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,863 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,863 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,863 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,863 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,867 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,868 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,868 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,868 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,868 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,869 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,869 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,869 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,869 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,870 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,870 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,870 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,873 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,874 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,874 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,874 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,877 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,878 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,878 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,878 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,893 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,893 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,893 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,893 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,894 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,895 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,895 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,895 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,895 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,895 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,896 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,896 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,896 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,896 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,896 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,897 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,897 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,897 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,897 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,897 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,898 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,898 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,898 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 17:11:10,914 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-12-18 17:11:10,935 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-18 17:11:10,936 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-18 17:11:10,936 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-18 17:11:10,936 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-18 17:11:10,936 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-18 17:11:10,936 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-18 17:11:10,936 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-18 17:11:10,936 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-18 17:11:10,954 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 156 places, 181 transitions [2019-12-18 17:11:10,956 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 156 places, 181 transitions [2019-12-18 17:11:11,044 INFO L126 PetriNetUnfolder]: 35/178 cut-off events. [2019-12-18 17:11:11,044 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 17:11:11,067 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. 9/150 useless extension candidates. Maximal degree in co-relation 143. Up to 2 conditions per place. [2019-12-18 17:11:11,088 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 156 places, 181 transitions [2019-12-18 17:11:11,162 INFO L126 PetriNetUnfolder]: 35/178 cut-off events. [2019-12-18 17:11:11,162 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 17:11:11,168 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. 9/150 useless extension candidates. Maximal degree in co-relation 143. Up to 2 conditions per place. [2019-12-18 17:11:11,182 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 11400 [2019-12-18 17:11:11,183 INFO L170 etLargeBlockEncoding]: Semantic Check. [2019-12-18 17:11:15,638 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-12-18 17:11:15,760 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-12-18 17:11:16,052 WARN L192 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 97 [2019-12-18 17:11:16,237 WARN L192 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-12-18 17:11:16,260 INFO L206 etLargeBlockEncoding]: Checked pairs total: 50265 [2019-12-18 17:11:16,261 INFO L214 etLargeBlockEncoding]: Total number of compositions: 112 [2019-12-18 17:11:16,265 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 75 places, 85 transitions [2019-12-18 17:11:17,167 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 14534 states. [2019-12-18 17:11:17,169 INFO L276 IsEmpty]: Start isEmpty. Operand 14534 states. [2019-12-18 17:11:17,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-12-18 17:11:17,175 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 17:11:17,176 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2019-12-18 17:11:17,176 INFO L410 AbstractCegarLoop]: === Iteration 1 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 17:11:17,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 17:11:17,181 INFO L82 PathProgramCache]: Analyzing trace with hash 104230949, now seen corresponding path program 1 times [2019-12-18 17:11:17,187 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 17:11:17,188 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [205888050] [2019-12-18 17:11:17,188 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 17:11:17,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 17:11:17,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 17:11:17,439 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [205888050] [2019-12-18 17:11:17,440 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 17:11:17,440 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-18 17:11:17,441 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1552411227] [2019-12-18 17:11:17,445 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 17:11:17,446 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 17:11:17,461 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 17:11:17,462 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 17:11:17,464 INFO L87 Difference]: Start difference. First operand 14534 states. Second operand 3 states. [2019-12-18 17:11:17,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 17:11:17,835 INFO L93 Difference]: Finished difference Result 14182 states and 55174 transitions. [2019-12-18 17:11:17,835 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 17:11:17,837 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2019-12-18 17:11:17,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 17:11:18,016 INFO L225 Difference]: With dead ends: 14182 [2019-12-18 17:11:18,016 INFO L226 Difference]: Without dead ends: 13350 [2019-12-18 17:11:18,018 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 [2019-12-18 17:11:18,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13350 states. [2019-12-18 17:11:18,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13350 to 13350. [2019-12-18 17:11:18,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13350 states. [2019-12-18 17:11:18,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13350 states to 13350 states and 51860 transitions. [2019-12-18 17:11:18,811 INFO L78 Accepts]: Start accepts. Automaton has 13350 states and 51860 transitions. Word has length 7 [2019-12-18 17:11:18,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 17:11:18,812 INFO L462 AbstractCegarLoop]: Abstraction has 13350 states and 51860 transitions. [2019-12-18 17:11:18,812 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 17:11:18,813 INFO L276 IsEmpty]: Start isEmpty. Operand 13350 states and 51860 transitions. [2019-12-18 17:11:18,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-18 17:11:18,818 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 17:11:18,818 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 17:11:18,819 INFO L410 AbstractCegarLoop]: === Iteration 2 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 17:11:18,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 17:11:18,819 INFO L82 PathProgramCache]: Analyzing trace with hash 27609139, now seen corresponding path program 1 times [2019-12-18 17:11:18,819 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 17:11:18,820 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [209853635] [2019-12-18 17:11:18,820 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 17:11:18,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 17:11:18,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 17:11:18,907 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [209853635] [2019-12-18 17:11:18,907 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 17:11:18,908 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 17:11:18,910 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2092755737] [2019-12-18 17:11:18,911 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 17:11:18,911 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 17:11:18,912 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 17:11:18,912 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 17:11:18,912 INFO L87 Difference]: Start difference. First operand 13350 states and 51860 transitions. Second operand 3 states. [2019-12-18 17:11:19,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 17:11:19,028 INFO L93 Difference]: Finished difference Result 7974 states and 27125 transitions. [2019-12-18 17:11:19,029 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 17:11:19,029 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 13 [2019-12-18 17:11:19,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 17:11:19,070 INFO L225 Difference]: With dead ends: 7974 [2019-12-18 17:11:19,070 INFO L226 Difference]: Without dead ends: 7974 [2019-12-18 17:11:19,071 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 [2019-12-18 17:11:19,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7974 states. [2019-12-18 17:11:20,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7974 to 7974. [2019-12-18 17:11:20,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7974 states. [2019-12-18 17:11:20,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7974 states to 7974 states and 27125 transitions. [2019-12-18 17:11:20,220 INFO L78 Accepts]: Start accepts. Automaton has 7974 states and 27125 transitions. Word has length 13 [2019-12-18 17:11:20,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 17:11:20,221 INFO L462 AbstractCegarLoop]: Abstraction has 7974 states and 27125 transitions. [2019-12-18 17:11:20,221 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 17:11:20,221 INFO L276 IsEmpty]: Start isEmpty. Operand 7974 states and 27125 transitions. [2019-12-18 17:11:20,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-18 17:11:20,226 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 17:11:20,226 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 17:11:20,226 INFO L410 AbstractCegarLoop]: === Iteration 3 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 17:11:20,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 17:11:20,226 INFO L82 PathProgramCache]: Analyzing trace with hash 192037431, now seen corresponding path program 1 times [2019-12-18 17:11:20,227 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 17:11:20,227 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1842230722] [2019-12-18 17:11:20,227 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 17:11:20,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 17:11:20,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 17:11:20,340 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1842230722] [2019-12-18 17:11:20,342 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 17:11:20,342 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 17:11:20,342 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [578246929] [2019-12-18 17:11:20,343 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 17:11:20,343 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 17:11:20,343 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 17:11:20,343 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-18 17:11:20,344 INFO L87 Difference]: Start difference. First operand 7974 states and 27125 transitions. Second operand 4 states. [2019-12-18 17:11:20,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 17:11:20,392 INFO L93 Difference]: Finished difference Result 1840 states and 5044 transitions. [2019-12-18 17:11:20,392 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-18 17:11:20,392 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2019-12-18 17:11:20,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 17:11:20,398 INFO L225 Difference]: With dead ends: 1840 [2019-12-18 17:11:20,398 INFO L226 Difference]: Without dead ends: 1840 [2019-12-18 17:11:20,398 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 [2019-12-18 17:11:20,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1840 states. [2019-12-18 17:11:20,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1840 to 1840. [2019-12-18 17:11:20,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1840 states. [2019-12-18 17:11:20,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1840 states to 1840 states and 5044 transitions. [2019-12-18 17:11:20,440 INFO L78 Accepts]: Start accepts. Automaton has 1840 states and 5044 transitions. Word has length 14 [2019-12-18 17:11:20,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 17:11:20,441 INFO L462 AbstractCegarLoop]: Abstraction has 1840 states and 5044 transitions. [2019-12-18 17:11:20,441 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 17:11:20,441 INFO L276 IsEmpty]: Start isEmpty. Operand 1840 states and 5044 transitions. [2019-12-18 17:11:20,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-18 17:11:20,442 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 17:11:20,443 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 17:11:20,443 INFO L410 AbstractCegarLoop]: === Iteration 4 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 17:11:20,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 17:11:20,443 INFO L82 PathProgramCache]: Analyzing trace with hash 1189360442, now seen corresponding path program 1 times [2019-12-18 17:11:20,444 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 17:11:20,444 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1572477966] [2019-12-18 17:11:20,444 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 17:11:20,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 17:11:20,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 17:11:20,484 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1572477966] [2019-12-18 17:11:20,484 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 17:11:20,484 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 17:11:20,484 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [949369552] [2019-12-18 17:11:20,484 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 17:11:20,485 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 17:11:20,485 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 17:11:20,485 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 17:11:20,485 INFO L87 Difference]: Start difference. First operand 1840 states and 5044 transitions. Second operand 3 states. [2019-12-18 17:11:20,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 17:11:20,563 INFO L93 Difference]: Finished difference Result 2653 states and 7081 transitions. [2019-12-18 17:11:20,563 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 17:11:20,563 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 16 [2019-12-18 17:11:20,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 17:11:20,571 INFO L225 Difference]: With dead ends: 2653 [2019-12-18 17:11:20,571 INFO L226 Difference]: Without dead ends: 2653 [2019-12-18 17:11:20,571 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 [2019-12-18 17:11:20,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2653 states. [2019-12-18 17:11:20,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2653 to 2071. [2019-12-18 17:11:20,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2071 states. [2019-12-18 17:11:20,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2071 states to 2071 states and 5594 transitions. [2019-12-18 17:11:20,630 INFO L78 Accepts]: Start accepts. Automaton has 2071 states and 5594 transitions. Word has length 16 [2019-12-18 17:11:20,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 17:11:20,630 INFO L462 AbstractCegarLoop]: Abstraction has 2071 states and 5594 transitions. [2019-12-18 17:11:20,630 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 17:11:20,630 INFO L276 IsEmpty]: Start isEmpty. Operand 2071 states and 5594 transitions. [2019-12-18 17:11:20,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-18 17:11:20,632 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 17:11:20,632 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 17:11:20,632 INFO L410 AbstractCegarLoop]: === Iteration 5 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 17:11:20,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 17:11:20,633 INFO L82 PathProgramCache]: Analyzing trace with hash 1189225003, now seen corresponding path program 1 times [2019-12-18 17:11:20,633 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 17:11:20,633 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1983103011] [2019-12-18 17:11:20,633 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 17:11:20,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 17:11:20,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 17:11:20,682 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1983103011] [2019-12-18 17:11:20,682 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 17:11:20,682 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 17:11:20,682 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1122869840] [2019-12-18 17:11:20,683 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 17:11:20,683 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 17:11:20,683 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 17:11:20,683 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 17:11:20,684 INFO L87 Difference]: Start difference. First operand 2071 states and 5594 transitions. Second operand 4 states. [2019-12-18 17:11:20,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 17:11:20,829 INFO L93 Difference]: Finished difference Result 2647 states and 6980 transitions. [2019-12-18 17:11:20,829 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 17:11:20,829 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 16 [2019-12-18 17:11:20,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 17:11:20,836 INFO L225 Difference]: With dead ends: 2647 [2019-12-18 17:11:20,837 INFO L226 Difference]: Without dead ends: 2647 [2019-12-18 17:11:20,837 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 [2019-12-18 17:11:20,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2647 states. [2019-12-18 17:11:20,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2647 to 2439. [2019-12-18 17:11:20,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2439 states. [2019-12-18 17:11:20,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2439 states to 2439 states and 6530 transitions. [2019-12-18 17:11:20,896 INFO L78 Accepts]: Start accepts. Automaton has 2439 states and 6530 transitions. Word has length 16 [2019-12-18 17:11:20,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 17:11:20,897 INFO L462 AbstractCegarLoop]: Abstraction has 2439 states and 6530 transitions. [2019-12-18 17:11:20,897 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 17:11:20,897 INFO L276 IsEmpty]: Start isEmpty. Operand 2439 states and 6530 transitions. [2019-12-18 17:11:20,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-18 17:11:20,898 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 17:11:20,898 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 17:11:20,899 INFO L410 AbstractCegarLoop]: === Iteration 6 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 17:11:20,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 17:11:20,899 INFO L82 PathProgramCache]: Analyzing trace with hash -1055623133, now seen corresponding path program 1 times [2019-12-18 17:11:20,899 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 17:11:20,900 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [104807235] [2019-12-18 17:11:20,900 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 17:11:20,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 17:11:20,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 17:11:20,951 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [104807235] [2019-12-18 17:11:20,951 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 17:11:20,952 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 17:11:20,952 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1784570893] [2019-12-18 17:11:20,952 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 17:11:20,952 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 17:11:20,953 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 17:11:20,953 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 17:11:20,953 INFO L87 Difference]: Start difference. First operand 2439 states and 6530 transitions. Second operand 4 states. [2019-12-18 17:11:21,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 17:11:21,117 INFO L93 Difference]: Finished difference Result 3088 states and 8135 transitions. [2019-12-18 17:11:21,117 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 17:11:21,118 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 16 [2019-12-18 17:11:21,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 17:11:21,127 INFO L225 Difference]: With dead ends: 3088 [2019-12-18 17:11:21,127 INFO L226 Difference]: Without dead ends: 3088 [2019-12-18 17:11:21,127 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 [2019-12-18 17:11:21,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3088 states. [2019-12-18 17:11:21,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3088 to 2576. [2019-12-18 17:11:21,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2576 states. [2019-12-18 17:11:21,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2576 states to 2576 states and 6902 transitions. [2019-12-18 17:11:21,195 INFO L78 Accepts]: Start accepts. Automaton has 2576 states and 6902 transitions. Word has length 16 [2019-12-18 17:11:21,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 17:11:21,196 INFO L462 AbstractCegarLoop]: Abstraction has 2576 states and 6902 transitions. [2019-12-18 17:11:21,196 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 17:11:21,196 INFO L276 IsEmpty]: Start isEmpty. Operand 2576 states and 6902 transitions. [2019-12-18 17:11:21,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-12-18 17:11:21,201 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 17:11:21,201 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] [2019-12-18 17:11:21,201 INFO L410 AbstractCegarLoop]: === Iteration 7 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 17:11:21,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 17:11:21,202 INFO L82 PathProgramCache]: Analyzing trace with hash -1556871702, now seen corresponding path program 1 times [2019-12-18 17:11:21,202 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 17:11:21,202 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1887585530] [2019-12-18 17:11:21,202 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 17:11:21,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 17:11:21,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 17:11:21,267 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1887585530] [2019-12-18 17:11:21,268 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 17:11:21,268 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-18 17:11:21,268 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1302121912] [2019-12-18 17:11:21,268 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 17:11:21,269 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 17:11:21,270 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 17:11:21,270 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 17:11:21,270 INFO L87 Difference]: Start difference. First operand 2576 states and 6902 transitions. Second operand 3 states. [2019-12-18 17:11:21,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 17:11:21,286 INFO L93 Difference]: Finished difference Result 2575 states and 6900 transitions. [2019-12-18 17:11:21,286 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 17:11:21,287 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 29 [2019-12-18 17:11:21,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 17:11:21,292 INFO L225 Difference]: With dead ends: 2575 [2019-12-18 17:11:21,293 INFO L226 Difference]: Without dead ends: 2575 [2019-12-18 17:11:21,293 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 [2019-12-18 17:11:21,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2575 states. [2019-12-18 17:11:21,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2575 to 2575. [2019-12-18 17:11:21,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2575 states. [2019-12-18 17:11:21,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2575 states to 2575 states and 6900 transitions. [2019-12-18 17:11:21,392 INFO L78 Accepts]: Start accepts. Automaton has 2575 states and 6900 transitions. Word has length 29 [2019-12-18 17:11:21,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 17:11:21,393 INFO L462 AbstractCegarLoop]: Abstraction has 2575 states and 6900 transitions. [2019-12-18 17:11:21,393 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 17:11:21,393 INFO L276 IsEmpty]: Start isEmpty. Operand 2575 states and 6900 transitions. [2019-12-18 17:11:21,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-12-18 17:11:21,400 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 17:11:21,400 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] [2019-12-18 17:11:21,401 INFO L410 AbstractCegarLoop]: === Iteration 8 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 17:11:21,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 17:11:21,401 INFO L82 PathProgramCache]: Analyzing trace with hash 85752327, now seen corresponding path program 1 times [2019-12-18 17:11:21,401 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 17:11:21,401 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [262777413] [2019-12-18 17:11:21,402 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 17:11:21,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 17:11:21,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 17:11:21,497 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [262777413] [2019-12-18 17:11:21,497 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 17:11:21,497 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-18 17:11:21,497 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [951700141] [2019-12-18 17:11:21,498 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-18 17:11:21,498 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 17:11:21,498 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-18 17:11:21,498 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-12-18 17:11:21,498 INFO L87 Difference]: Start difference. First operand 2575 states and 6900 transitions. Second operand 5 states. [2019-12-18 17:11:21,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 17:11:21,536 INFO L93 Difference]: Finished difference Result 1612 states and 4421 transitions. [2019-12-18 17:11:21,536 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 17:11:21,536 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2019-12-18 17:11:21,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 17:11:21,540 INFO L225 Difference]: With dead ends: 1612 [2019-12-18 17:11:21,541 INFO L226 Difference]: Without dead ends: 1612 [2019-12-18 17:11:21,541 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 [2019-12-18 17:11:21,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1612 states. [2019-12-18 17:11:21,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1612 to 1512. [2019-12-18 17:11:21,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1512 states. [2019-12-18 17:11:21,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1512 states to 1512 states and 4171 transitions. [2019-12-18 17:11:21,575 INFO L78 Accepts]: Start accepts. Automaton has 1512 states and 4171 transitions. Word has length 29 [2019-12-18 17:11:21,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 17:11:21,577 INFO L462 AbstractCegarLoop]: Abstraction has 1512 states and 4171 transitions. [2019-12-18 17:11:21,578 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-18 17:11:21,578 INFO L276 IsEmpty]: Start isEmpty. Operand 1512 states and 4171 transitions. [2019-12-18 17:11:21,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-18 17:11:21,586 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 17:11:21,586 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] [2019-12-18 17:11:21,586 INFO L410 AbstractCegarLoop]: === Iteration 9 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 17:11:21,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 17:11:21,587 INFO L82 PathProgramCache]: Analyzing trace with hash -1399697698, now seen corresponding path program 1 times [2019-12-18 17:11:21,587 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 17:11:21,592 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1949962200] [2019-12-18 17:11:21,592 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 17:11:21,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 17:11:21,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 17:11:21,685 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1949962200] [2019-12-18 17:11:21,685 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 17:11:21,686 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-12-18 17:11:21,686 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [509746899] [2019-12-18 17:11:21,686 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-12-18 17:11:21,686 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 17:11:21,687 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-12-18 17:11:21,687 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-12-18 17:11:21,688 INFO L87 Difference]: Start difference. First operand 1512 states and 4171 transitions. Second operand 7 states. [2019-12-18 17:11:21,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 17:11:21,999 INFO L93 Difference]: Finished difference Result 3804 states and 10339 transitions. [2019-12-18 17:11:22,000 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-12-18 17:11:22,000 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 44 [2019-12-18 17:11:22,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 17:11:22,008 INFO L225 Difference]: With dead ends: 3804 [2019-12-18 17:11:22,008 INFO L226 Difference]: Without dead ends: 2546 [2019-12-18 17:11:22,009 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 [2019-12-18 17:11:22,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2546 states. [2019-12-18 17:11:22,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2546 to 1686. [2019-12-18 17:11:22,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1686 states. [2019-12-18 17:11:22,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1686 states to 1686 states and 4642 transitions. [2019-12-18 17:11:22,052 INFO L78 Accepts]: Start accepts. Automaton has 1686 states and 4642 transitions. Word has length 44 [2019-12-18 17:11:22,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 17:11:22,053 INFO L462 AbstractCegarLoop]: Abstraction has 1686 states and 4642 transitions. [2019-12-18 17:11:22,053 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-12-18 17:11:22,053 INFO L276 IsEmpty]: Start isEmpty. Operand 1686 states and 4642 transitions. [2019-12-18 17:11:22,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-18 17:11:22,057 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 17:11:22,058 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] [2019-12-18 17:11:22,058 INFO L410 AbstractCegarLoop]: === Iteration 10 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 17:11:22,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 17:11:22,058 INFO L82 PathProgramCache]: Analyzing trace with hash -620079968, now seen corresponding path program 2 times [2019-12-18 17:11:22,058 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 17:11:22,059 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [768715735] [2019-12-18 17:11:22,059 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 17:11:22,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 17:11:22,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 17:11:22,137 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [768715735] [2019-12-18 17:11:22,138 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 17:11:22,138 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 17:11:22,138 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [540995331] [2019-12-18 17:11:22,138 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 17:11:22,139 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 17:11:22,139 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 17:11:22,139 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 17:11:22,139 INFO L87 Difference]: Start difference. First operand 1686 states and 4642 transitions. Second operand 4 states. [2019-12-18 17:11:22,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 17:11:22,162 INFO L93 Difference]: Finished difference Result 2373 states and 6192 transitions. [2019-12-18 17:11:22,162 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-18 17:11:22,162 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 44 [2019-12-18 17:11:22,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 17:11:22,166 INFO L225 Difference]: With dead ends: 2373 [2019-12-18 17:11:22,166 INFO L226 Difference]: Without dead ends: 1519 [2019-12-18 17:11:22,167 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 [2019-12-18 17:11:22,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1519 states. [2019-12-18 17:11:22,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1519 to 1519. [2019-12-18 17:11:22,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1519 states. [2019-12-18 17:11:22,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1519 states to 1519 states and 4099 transitions. [2019-12-18 17:11:22,197 INFO L78 Accepts]: Start accepts. Automaton has 1519 states and 4099 transitions. Word has length 44 [2019-12-18 17:11:22,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 17:11:22,198 INFO L462 AbstractCegarLoop]: Abstraction has 1519 states and 4099 transitions. [2019-12-18 17:11:22,198 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 17:11:22,198 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 4099 transitions. [2019-12-18 17:11:22,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-18 17:11:22,203 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 17:11:22,203 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] [2019-12-18 17:11:22,204 INFO L410 AbstractCegarLoop]: === Iteration 11 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 17:11:22,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 17:11:22,204 INFO L82 PathProgramCache]: Analyzing trace with hash -1600402034, now seen corresponding path program 3 times [2019-12-18 17:11:22,204 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 17:11:22,204 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1278226855] [2019-12-18 17:11:22,205 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 17:11:22,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 17:11:22,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 17:11:22,380 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1278226855] [2019-12-18 17:11:22,380 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 17:11:22,380 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 17:11:22,380 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [346435667] [2019-12-18 17:11:22,382 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 17:11:22,382 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 17:11:22,382 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 17:11:22,382 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 17:11:22,383 INFO L87 Difference]: Start difference. First operand 1519 states and 4099 transitions. Second operand 3 states. [2019-12-18 17:11:22,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 17:11:22,399 INFO L93 Difference]: Finished difference Result 1517 states and 4094 transitions. [2019-12-18 17:11:22,399 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 17:11:22,399 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 44 [2019-12-18 17:11:22,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 17:11:22,403 INFO L225 Difference]: With dead ends: 1517 [2019-12-18 17:11:22,403 INFO L226 Difference]: Without dead ends: 1517 [2019-12-18 17:11:22,404 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 [2019-12-18 17:11:22,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1517 states. [2019-12-18 17:11:22,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1517 to 1375. [2019-12-18 17:11:22,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1375 states. [2019-12-18 17:11:22,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1375 states to 1375 states and 3761 transitions. [2019-12-18 17:11:22,431 INFO L78 Accepts]: Start accepts. Automaton has 1375 states and 3761 transitions. Word has length 44 [2019-12-18 17:11:22,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 17:11:22,431 INFO L462 AbstractCegarLoop]: Abstraction has 1375 states and 3761 transitions. [2019-12-18 17:11:22,431 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 17:11:22,431 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 3761 transitions. [2019-12-18 17:11:22,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-12-18 17:11:22,436 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 17:11:22,436 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] [2019-12-18 17:11:22,436 INFO L410 AbstractCegarLoop]: === Iteration 12 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 17:11:22,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 17:11:22,437 INFO L82 PathProgramCache]: Analyzing trace with hash 1547697441, now seen corresponding path program 1 times [2019-12-18 17:11:22,437 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 17:11:22,437 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1022038723] [2019-12-18 17:11:22,437 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 17:11:22,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-18 17:11:22,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-18 17:11:22,581 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-18 17:11:22,581 INFO L476 BasicCegarLoop]: Counterexample might be feasible [2019-12-18 17:11:22,585 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [733] [733] ULTIMATE.startENTRY-->L832: Formula: (let ((.cse0 (store |v_#valid_74| 0 0))) (and (= (store |v_#length_26| |v_ULTIMATE.start_main_~#t864~0.base_36| 4) |v_#length_25|) (= v_~z$mem_tmp~0_20 0) (< |v_#StackHeapBarrier_17| |v_ULTIMATE.start_main_~#t864~0.base_36|) (= v_~z$w_buff0_used~0_485 0) (= 0 v_~__unbuffered_p1_EAX~0_42) (= v_~z$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$read_delayed_var~0.base_8 0) (< 0 |v_#StackHeapBarrier_17|) (= v_~b~0_40 0) (= v_~main$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) (= (select .cse0 |v_ULTIMATE.start_main_~#t864~0.base_36|) 0) (= |v_#valid_72| (store .cse0 |v_ULTIMATE.start_main_~#t864~0.base_36| 1)) (= v_~z$w_buff1~0_118 0) (= v_~x~0_31 0) (= v_~main$tmp_guard1~0_38 0) (= (store |v_#memory_int_18| |v_ULTIMATE.start_main_~#t864~0.base_36| (store (select |v_#memory_int_18| |v_ULTIMATE.start_main_~#t864~0.base_36|) |v_ULTIMATE.start_main_~#t864~0.offset_25| 0)) |v_#memory_int_17|) (= v_~a~0_24 0) (= 0 v_~z$flush_delayed~0_46) (= 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$r_buff1_thd0~0_88) (= 0 |v_ULTIMATE.start_main_~#t864~0.offset_25|))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_17|, #valid=|v_#valid_74|, #memory_int=|v_#memory_int_18|, #length=|v_#length_26|} OutVars{ULTIMATE.start_main_#t~nondet32=|v_ULTIMATE.start_main_#t~nondet32_10|, ULTIMATE.start_main_~#t864~0.base=|v_ULTIMATE.start_main_~#t864~0.base_36|, ULTIMATE.start_main_#t~nondet34=|v_ULTIMATE.start_main_#t~nondet34_21|, ULTIMATE.start_main_~#t865~0.offset=|v_ULTIMATE.start_main_~#t865~0.offset_19|, ~z$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$mem_tmp~0_20, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_52, ULTIMATE.start_main_#t~ite39=|v_ULTIMATE.start_main_#t~ite39_27|, ULTIMATE.start_main_#t~ite35=|v_ULTIMATE.start_main_#t~ite35_35|, ULTIMATE.start_main_~#t866~0.offset=|v_ULTIMATE.start_main_~#t866~0.offset_19|, ~z$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|, ~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, ULTIMATE.start_main_~#t865~0.base=|v_ULTIMATE.start_main_~#t865~0.base_31|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_109, ~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_~#t866~0.base=|v_ULTIMATE.start_main_~#t866~0.base_25|, ULTIMATE.start_main_~#t864~0.offset=|v_ULTIMATE.start_main_~#t864~0.offset_25|, ~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_~#t864~0.base, ULTIMATE.start_main_#t~nondet34, ULTIMATE.start_main_~#t865~0.offset, ~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$mem_tmp~0, ~__unbuffered_p2_EBX~0, ULTIMATE.start_main_#t~ite39, ULTIMATE.start_main_#t~ite35, ULTIMATE.start_main_~#t866~0.offset, ~z$w_buff1_used~0, ULTIMATE.start_main_#t~ite37, ~z$flush_delayed~0, ~weak$$choice0~0, ULTIMATE.start_main_#t~ite40, ~z$r_buff1_thd1~0, ~z$read_delayed_var~0.base, ~z$r_buff0_thd3~0, ULTIMATE.start_main_~#t865~0.base, ~__unbuffered_cnt~0, ~x~0, ULTIMATE.start_main_#t~nondet33, ~z$read_delayed~0, ~z$w_buff1~0, ~main$tmp_guard1~0, ~z$read_delayed_var~0.offset, ULTIMATE.start_main_~#t866~0.base, ULTIMATE.start_main_~#t864~0.offset, ~z$r_buff1_thd0~0, ~y~0, ~z$r_buff0_thd2~0, ~__unbuffered_p1_EBX~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ULTIMATE.start_main_#t~ite36, ULTIMATE.start_main_#t~ite38, ~main$tmp_guard0~0, #NULL.base, ~b~0, ULTIMATE.start_main_#res, #valid, #memory_int, ~z~0, ~weak$$choice2~0, ~z$r_buff0_thd1~0] because there is no mapped edge [2019-12-18 17:11:22,586 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [693] [693] L832-1-->L834: Formula: (and (not (= 0 |v_ULTIMATE.start_main_~#t865~0.base_10|)) (= (store |v_#length_14| |v_ULTIMATE.start_main_~#t865~0.base_10| 4) |v_#length_13|) (= |v_#memory_int_7| (store |v_#memory_int_8| |v_ULTIMATE.start_main_~#t865~0.base_10| (store (select |v_#memory_int_8| |v_ULTIMATE.start_main_~#t865~0.base_10|) |v_ULTIMATE.start_main_~#t865~0.offset_9| 1))) (= |v_ULTIMATE.start_main_~#t865~0.offset_9| 0) (= 0 (select |v_#valid_30| |v_ULTIMATE.start_main_~#t865~0.base_10|)) (= |v_#valid_29| (store |v_#valid_30| |v_ULTIMATE.start_main_~#t865~0.base_10| 1)) (< |v_#StackHeapBarrier_10| |v_ULTIMATE.start_main_~#t865~0.base_10|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_10|, #valid=|v_#valid_30|, #memory_int=|v_#memory_int_8|, #length=|v_#length_14|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_10|, ULTIMATE.start_main_#t~nondet32=|v_ULTIMATE.start_main_#t~nondet32_5|, ULTIMATE.start_main_~#t865~0.offset=|v_ULTIMATE.start_main_~#t865~0.offset_9|, #valid=|v_#valid_29|, #memory_int=|v_#memory_int_7|, ULTIMATE.start_main_~#t865~0.base=|v_ULTIMATE.start_main_~#t865~0.base_10|, #length=|v_#length_13|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet32, ULTIMATE.start_main_~#t865~0.offset, #valid, #memory_int, ULTIMATE.start_main_~#t865~0.base, #length] because there is no mapped edge [2019-12-18 17:11:22,587 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [704] [704] L834-1-->L836: Formula: (and (not (= |v_ULTIMATE.start_main_~#t866~0.base_13| 0)) (= |v_#memory_int_9| (store |v_#memory_int_10| |v_ULTIMATE.start_main_~#t866~0.base_13| (store (select |v_#memory_int_10| |v_ULTIMATE.start_main_~#t866~0.base_13|) |v_ULTIMATE.start_main_~#t866~0.offset_11| 2))) (= (store |v_#valid_36| |v_ULTIMATE.start_main_~#t866~0.base_13| 1) |v_#valid_35|) (= 0 |v_ULTIMATE.start_main_~#t866~0.offset_11|) (< |v_#StackHeapBarrier_12| |v_ULTIMATE.start_main_~#t866~0.base_13|) (= 0 (select |v_#valid_36| |v_ULTIMATE.start_main_~#t866~0.base_13|)) (= |v_#length_17| (store |v_#length_18| |v_ULTIMATE.start_main_~#t866~0.base_13| 4))) 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_~#t866~0.base=|v_ULTIMATE.start_main_~#t866~0.base_13|, ULTIMATE.start_main_#t~nondet33=|v_ULTIMATE.start_main_#t~nondet33_6|, #valid=|v_#valid_35|, #memory_int=|v_#memory_int_9|, ULTIMATE.start_main_~#t866~0.offset=|v_ULTIMATE.start_main_~#t866~0.offset_11|, #length=|v_#length_17|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t866~0.base, ULTIMATE.start_main_#t~nondet33, #valid, #memory_int, ULTIMATE.start_main_~#t866~0.offset, #length] because there is no mapped edge [2019-12-18 17:11:22,589 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [711] [711] P2ENTRY-->L4-3: Formula: (and (= ~z$w_buff1_used~0_Out-1151852969 ~z$w_buff0_used~0_In-1151852969) (= |P2Thread1of1ForFork0_#in~arg.base_In-1151852969| P2Thread1of1ForFork0_~arg.base_Out-1151852969) (= ~z$w_buff0_used~0_Out-1151852969 1) (= |P2Thread1of1ForFork0_#in~arg.offset_In-1151852969| P2Thread1of1ForFork0_~arg.offset_Out-1151852969) (= 0 (mod ~z$w_buff1_used~0_Out-1151852969 256)) (= |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression_Out-1151852969| 1) (= ~z$w_buff0~0_In-1151852969 ~z$w_buff1~0_Out-1151852969) (= ~z$w_buff0~0_Out-1151852969 1) (= |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression_Out-1151852969| P2Thread1of1ForFork0___VERIFIER_assert_~expression_Out-1151852969)) InVars {P2Thread1of1ForFork0_#in~arg.offset=|P2Thread1of1ForFork0_#in~arg.offset_In-1151852969|, ~z$w_buff0_used~0=~z$w_buff0_used~0_In-1151852969, ~z$w_buff0~0=~z$w_buff0~0_In-1151852969, P2Thread1of1ForFork0_#in~arg.base=|P2Thread1of1ForFork0_#in~arg.base_In-1151852969|} OutVars{P2Thread1of1ForFork0_~arg.base=P2Thread1of1ForFork0_~arg.base_Out-1151852969, P2Thread1of1ForFork0___VERIFIER_assert_#in~expression=|P2Thread1of1ForFork0___VERIFIER_assert_#in~expression_Out-1151852969|, P2Thread1of1ForFork0_#in~arg.offset=|P2Thread1of1ForFork0_#in~arg.offset_In-1151852969|, ~z$w_buff0_used~0=~z$w_buff0_used~0_Out-1151852969, ~z$w_buff0~0=~z$w_buff0~0_Out-1151852969, P2Thread1of1ForFork0_~arg.offset=P2Thread1of1ForFork0_~arg.offset_Out-1151852969, ~z$w_buff1_used~0=~z$w_buff1_used~0_Out-1151852969, ~z$w_buff1~0=~z$w_buff1~0_Out-1151852969, P2Thread1of1ForFork0_#in~arg.base=|P2Thread1of1ForFork0_#in~arg.base_In-1151852969|, P2Thread1of1ForFork0___VERIFIER_assert_~expression=P2Thread1of1ForFork0___VERIFIER_assert_~expression_Out-1151852969} 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 [2019-12-18 17:11:22,590 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 [2019-12-18 17:11:22,593 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [675] [675] L810-->L810-2: Formula: (let ((.cse0 (= (mod ~z$w_buff0_used~0_In-428089348 256) 0)) (.cse1 (= 0 (mod ~z$r_buff0_thd3~0_In-428089348 256)))) (or (and (= ~z$w_buff0_used~0_In-428089348 |P2Thread1of1ForFork0_#t~ite28_Out-428089348|) (or .cse0 .cse1)) (and (not .cse0) (= 0 |P2Thread1of1ForFork0_#t~ite28_Out-428089348|) (not .cse1)))) InVars {~z$w_buff0_used~0=~z$w_buff0_used~0_In-428089348, ~z$r_buff0_thd3~0=~z$r_buff0_thd3~0_In-428089348} OutVars{P2Thread1of1ForFork0_#t~ite28=|P2Thread1of1ForFork0_#t~ite28_Out-428089348|, ~z$w_buff0_used~0=~z$w_buff0_used~0_In-428089348, ~z$r_buff0_thd3~0=~z$r_buff0_thd3~0_In-428089348} AuxVars[] AssignedVars[P2Thread1of1ForFork0_#t~ite28] because there is no mapped edge [2019-12-18 17:11:22,594 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [682] [682] L811-->L811-2: Formula: (let ((.cse3 (= (mod ~z$w_buff0_used~0_In873568499 256) 0)) (.cse2 (= (mod ~z$r_buff0_thd3~0_In873568499 256) 0)) (.cse0 (= 0 (mod ~z$w_buff1_used~0_In873568499 256))) (.cse1 (= (mod ~z$r_buff1_thd3~0_In873568499 256) 0))) (or (and (or .cse0 .cse1) (or .cse2 .cse3) (= ~z$w_buff1_used~0_In873568499 |P2Thread1of1ForFork0_#t~ite29_Out873568499|)) (and (= |P2Thread1of1ForFork0_#t~ite29_Out873568499| 0) (or (and (not .cse3) (not .cse2)) (and (not .cse0) (not .cse1)))))) InVars {~z$w_buff0_used~0=~z$w_buff0_used~0_In873568499, ~z$r_buff1_thd3~0=~z$r_buff1_thd3~0_In873568499, ~z$w_buff1_used~0=~z$w_buff1_used~0_In873568499, ~z$r_buff0_thd3~0=~z$r_buff0_thd3~0_In873568499} OutVars{~z$w_buff0_used~0=~z$w_buff0_used~0_In873568499, ~z$r_buff1_thd3~0=~z$r_buff1_thd3~0_In873568499, ~z$w_buff1_used~0=~z$w_buff1_used~0_In873568499, ~z$r_buff0_thd3~0=~z$r_buff0_thd3~0_In873568499, P2Thread1of1ForFork0_#t~ite29=|P2Thread1of1ForFork0_#t~ite29_Out873568499|} AuxVars[] AssignedVars[P2Thread1of1ForFork0_#t~ite29] because there is no mapped edge [2019-12-18 17:11:22,596 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [674] [674] L812-->L813: Formula: (let ((.cse1 (= (mod ~z$w_buff0_used~0_In2002504522 256) 0)) (.cse0 (= 0 (mod ~z$r_buff0_thd3~0_In2002504522 256)))) (or (and (= 0 ~z$r_buff0_thd3~0_Out2002504522) (not .cse0) (not .cse1)) (and (or .cse1 .cse0) (= ~z$r_buff0_thd3~0_In2002504522 ~z$r_buff0_thd3~0_Out2002504522)))) InVars {~z$w_buff0_used~0=~z$w_buff0_used~0_In2002504522, ~z$r_buff0_thd3~0=~z$r_buff0_thd3~0_In2002504522} OutVars{~z$w_buff0_used~0=~z$w_buff0_used~0_In2002504522, ~z$r_buff0_thd3~0=~z$r_buff0_thd3~0_Out2002504522, P2Thread1of1ForFork0_#t~ite30=|P2Thread1of1ForFork0_#t~ite30_Out2002504522|} AuxVars[] AssignedVars[~z$r_buff0_thd3~0, P2Thread1of1ForFork0_#t~ite30] because there is no mapped edge [2019-12-18 17:11:22,597 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [680] [680] L813-->L813-2: Formula: (let ((.cse2 (= (mod ~z$r_buff0_thd3~0_In-388110245 256) 0)) (.cse3 (= 0 (mod ~z$w_buff0_used~0_In-388110245 256))) (.cse0 (= 0 (mod ~z$r_buff1_thd3~0_In-388110245 256))) (.cse1 (= 0 (mod ~z$w_buff1_used~0_In-388110245 256)))) (or (and (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3))) (= |P2Thread1of1ForFork0_#t~ite31_Out-388110245| 0)) (and (or .cse2 .cse3) (or .cse0 .cse1) (= |P2Thread1of1ForFork0_#t~ite31_Out-388110245| ~z$r_buff1_thd3~0_In-388110245)))) InVars {~z$w_buff0_used~0=~z$w_buff0_used~0_In-388110245, ~z$r_buff1_thd3~0=~z$r_buff1_thd3~0_In-388110245, ~z$w_buff1_used~0=~z$w_buff1_used~0_In-388110245, ~z$r_buff0_thd3~0=~z$r_buff0_thd3~0_In-388110245} OutVars{~z$w_buff0_used~0=~z$w_buff0_used~0_In-388110245, ~z$r_buff1_thd3~0=~z$r_buff1_thd3~0_In-388110245, ~z$w_buff1_used~0=~z$w_buff1_used~0_In-388110245, ~z$r_buff0_thd3~0=~z$r_buff0_thd3~0_In-388110245, P2Thread1of1ForFork0_#t~ite31=|P2Thread1of1ForFork0_#t~ite31_Out-388110245|} AuxVars[] AssignedVars[P2Thread1of1ForFork0_#t~ite31] because there is no mapped edge [2019-12-18 17:11:22,597 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [707] [707] L813-2-->P2EXIT: Formula: (and (= |v_P2Thread1of1ForFork0_#res.offset_5| 0) (= v_~__unbuffered_cnt~0_102 (+ v_~__unbuffered_cnt~0_103 1)) (= |v_P2Thread1of1ForFork0_#res.base_5| 0) (= v_~z$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 [2019-12-18 17:11:22,604 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 [2019-12-18 17:11:22,606 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 [2019-12-18 17:11:22,606 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 [2019-12-18 17:11:22,607 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [683] [683] L842-2-->L842-4: Formula: (let ((.cse1 (= 0 (mod ~z$r_buff1_thd0~0_In-1774662665 256))) (.cse0 (= (mod ~z$w_buff1_used~0_In-1774662665 256) 0))) (or (and (not .cse0) (not .cse1) (= |ULTIMATE.start_main_#t~ite35_Out-1774662665| ~z$w_buff1~0_In-1774662665)) (and (or .cse1 .cse0) (= |ULTIMATE.start_main_#t~ite35_Out-1774662665| ~z~0_In-1774662665)))) InVars {~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_In-1774662665, ~z$w_buff1_used~0=~z$w_buff1_used~0_In-1774662665, ~z$w_buff1~0=~z$w_buff1~0_In-1774662665, ~z~0=~z~0_In-1774662665} OutVars{~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_In-1774662665, ULTIMATE.start_main_#t~ite35=|ULTIMATE.start_main_#t~ite35_Out-1774662665|, ~z$w_buff1_used~0=~z$w_buff1_used~0_In-1774662665, ~z$w_buff1~0=~z$w_buff1~0_In-1774662665, ~z~0=~z~0_In-1774662665} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite35] because there is no mapped edge [2019-12-18 17:11:22,607 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 [2019-12-18 17:11:22,607 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [671] [671] L843-->L843-2: Formula: (let ((.cse1 (= 0 (mod ~z$r_buff0_thd0~0_In1072337093 256))) (.cse0 (= 0 (mod ~z$w_buff0_used~0_In1072337093 256)))) (or (and (= 0 |ULTIMATE.start_main_#t~ite37_Out1072337093|) (not .cse0) (not .cse1)) (and (= ~z$w_buff0_used~0_In1072337093 |ULTIMATE.start_main_#t~ite37_Out1072337093|) (or .cse1 .cse0)))) InVars {~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In1072337093, ~z$w_buff0_used~0=~z$w_buff0_used~0_In1072337093} OutVars{~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In1072337093, ~z$w_buff0_used~0=~z$w_buff0_used~0_In1072337093, ULTIMATE.start_main_#t~ite37=|ULTIMATE.start_main_#t~ite37_Out1072337093|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite37] because there is no mapped edge [2019-12-18 17:11:22,608 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [676] [676] L844-->L844-2: Formula: (let ((.cse3 (= 0 (mod ~z$r_buff0_thd0~0_In-1477027346 256))) (.cse2 (= (mod ~z$w_buff0_used~0_In-1477027346 256) 0)) (.cse1 (= (mod ~z$w_buff1_used~0_In-1477027346 256) 0)) (.cse0 (= (mod ~z$r_buff1_thd0~0_In-1477027346 256) 0))) (or (and (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3))) (= 0 |ULTIMATE.start_main_#t~ite38_Out-1477027346|)) (and (or .cse3 .cse2) (or .cse1 .cse0) (= ~z$w_buff1_used~0_In-1477027346 |ULTIMATE.start_main_#t~ite38_Out-1477027346|)))) InVars {~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In-1477027346, ~z$w_buff0_used~0=~z$w_buff0_used~0_In-1477027346, ~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_In-1477027346, ~z$w_buff1_used~0=~z$w_buff1_used~0_In-1477027346} OutVars{~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In-1477027346, ~z$w_buff0_used~0=~z$w_buff0_used~0_In-1477027346, ~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_In-1477027346, ~z$w_buff1_used~0=~z$w_buff1_used~0_In-1477027346, ULTIMATE.start_main_#t~ite38=|ULTIMATE.start_main_#t~ite38_Out-1477027346|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite38] because there is no mapped edge [2019-12-18 17:11:22,609 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [685] [685] L845-->L845-2: Formula: (let ((.cse1 (= 0 (mod ~z$w_buff0_used~0_In1342086398 256))) (.cse0 (= (mod ~z$r_buff0_thd0~0_In1342086398 256) 0))) (or (and (= |ULTIMATE.start_main_#t~ite39_Out1342086398| 0) (not .cse0) (not .cse1)) (and (= ~z$r_buff0_thd0~0_In1342086398 |ULTIMATE.start_main_#t~ite39_Out1342086398|) (or .cse1 .cse0)))) InVars {~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In1342086398, ~z$w_buff0_used~0=~z$w_buff0_used~0_In1342086398} OutVars{~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In1342086398, ULTIMATE.start_main_#t~ite39=|ULTIMATE.start_main_#t~ite39_Out1342086398|, ~z$w_buff0_used~0=~z$w_buff0_used~0_In1342086398} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite39] because there is no mapped edge [2019-12-18 17:11:22,610 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [677] [677] L846-->L846-2: Formula: (let ((.cse2 (= 0 (mod ~z$w_buff0_used~0_In-191419869 256))) (.cse3 (= (mod ~z$r_buff0_thd0~0_In-191419869 256) 0)) (.cse0 (= (mod ~z$w_buff1_used~0_In-191419869 256) 0)) (.cse1 (= (mod ~z$r_buff1_thd0~0_In-191419869 256) 0))) (or (and (= 0 |ULTIMATE.start_main_#t~ite40_Out-191419869|) (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3)))) (and (= |ULTIMATE.start_main_#t~ite40_Out-191419869| ~z$r_buff1_thd0~0_In-191419869) (or .cse2 .cse3) (or .cse0 .cse1)))) InVars {~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In-191419869, ~z$w_buff0_used~0=~z$w_buff0_used~0_In-191419869, ~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_In-191419869, ~z$w_buff1_used~0=~z$w_buff1_used~0_In-191419869} OutVars{~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In-191419869, ULTIMATE.start_main_#t~ite40=|ULTIMATE.start_main_#t~ite40_Out-191419869|, ~z$w_buff0_used~0=~z$w_buff0_used~0_In-191419869, ~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_In-191419869, ~z$w_buff1_used~0=~z$w_buff1_used~0_In-191419869} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite40] because there is no mapped edge [2019-12-18 17:11:22,610 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 [2019-12-18 17:11:22,719 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.12 05:11:22 BasicIcfg [2019-12-18 17:11:22,720 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-18 17:11:22,721 INFO L168 Benchmark]: Toolchain (without parser) took 13623.45 ms. Allocated memory was 138.4 MB in the beginning and 627.0 MB in the end (delta: 488.6 MB). Free memory was 100.3 MB in the beginning and 211.8 MB in the end (delta: -111.5 MB). Peak memory consumption was 377.2 MB. Max. memory is 7.1 GB. [2019-12-18 17:11:22,723 INFO L168 Benchmark]: CDTParser took 0.80 ms. Allocated memory is still 138.4 MB. Free memory was 120.3 MB in the beginning and 120.1 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-12-18 17:11:22,726 INFO L168 Benchmark]: CACSL2BoogieTranslator took 741.92 ms. Allocated memory was 138.4 MB in the beginning and 203.4 MB in the end (delta: 65.0 MB). Free memory was 99.9 MB in the beginning and 157.9 MB in the end (delta: -58.0 MB). Peak memory consumption was 24.9 MB. Max. memory is 7.1 GB. [2019-12-18 17:11:22,727 INFO L168 Benchmark]: Boogie Procedure Inliner took 71.65 ms. Allocated memory is still 203.4 MB. Free memory was 157.9 MB in the beginning and 155.1 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. [2019-12-18 17:11:22,728 INFO L168 Benchmark]: Boogie Preprocessor took 37.62 ms. Allocated memory is still 203.4 MB. Free memory was 155.1 MB in the beginning and 153.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-12-18 17:11:22,728 INFO L168 Benchmark]: RCFGBuilder took 811.15 ms. Allocated memory is still 203.4 MB. Free memory was 152.4 MB in the beginning and 108.7 MB in the end (delta: 43.7 MB). Peak memory consumption was 43.7 MB. Max. memory is 7.1 GB. [2019-12-18 17:11:22,730 INFO L168 Benchmark]: TraceAbstraction took 11956.04 ms. Allocated memory was 203.4 MB in the beginning and 627.0 MB in the end (delta: 423.6 MB). Free memory was 108.1 MB in the beginning and 211.8 MB in the end (delta: -103.7 MB). Peak memory consumption was 319.9 MB. Max. memory is 7.1 GB. [2019-12-18 17:11:22,735 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.80 ms. Allocated memory is still 138.4 MB. Free memory was 120.3 MB in the beginning and 120.1 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 741.92 ms. Allocated memory was 138.4 MB in the beginning and 203.4 MB in the end (delta: 65.0 MB). Free memory was 99.9 MB in the beginning and 157.9 MB in the end (delta: -58.0 MB). Peak memory consumption was 24.9 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 71.65 ms. Allocated memory is still 203.4 MB. Free memory was 157.9 MB in the beginning and 155.1 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 37.62 ms. Allocated memory is still 203.4 MB. Free memory was 155.1 MB in the beginning and 153.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 811.15 ms. Allocated memory is still 203.4 MB. Free memory was 152.4 MB in the beginning and 108.7 MB in the end (delta: 43.7 MB). Peak memory consumption was 43.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 11956.04 ms. Allocated memory was 203.4 MB in the beginning and 627.0 MB in the end (delta: 423.6 MB). Free memory was 108.1 MB in the beginning and 211.8 MB in the end (delta: -103.7 MB). Peak memory consumption was 319.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 5.3s, 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: 1.2s, 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(&t864, ((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$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L834] FCALL, FORK 0 pthread_create(&t865, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L836] FCALL, FORK 0 pthread_create(&t866, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$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: 11.6s, OverallIterations: 12, TraceHistogramMax: 1, AutomataDifference: 1.6s, 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, 0.2s 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: 2.3s AutomataMinimizationTime, 11 MinimizatonAttempts, 2404 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s 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...