/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/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA.epf -i ../../../trunk/examples/svcomp/pthread-wmm/mix053_rmo.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c7e336b [2020-10-05 23:35:01,797 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-05 23:35:01,801 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-05 23:35:01,843 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-05 23:35:01,843 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-05 23:35:01,856 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-05 23:35:01,857 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-05 23:35:01,860 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-05 23:35:01,863 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-05 23:35:01,867 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-05 23:35:01,868 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-05 23:35:01,870 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-05 23:35:01,870 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-05 23:35:01,873 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-05 23:35:01,876 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-05 23:35:01,878 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-05 23:35:01,880 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-05 23:35:01,881 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-05 23:35:01,883 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-05 23:35:01,891 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-05 23:35:01,894 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-05 23:35:01,895 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-05 23:35:01,896 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-05 23:35:01,897 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-05 23:35:01,902 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-05 23:35:01,910 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-05 23:35:01,911 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-05 23:35:01,911 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-05 23:35:01,912 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-05 23:35:01,914 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-05 23:35:01,914 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-05 23:35:01,915 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-05 23:35:01,915 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-05 23:35:01,915 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-05 23:35:01,916 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-05 23:35:01,918 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-05 23:35:01,919 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA.epf [2020-10-05 23:35:01,955 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-05 23:35:01,955 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-05 23:35:01,957 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-05 23:35:01,957 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-05 23:35:01,957 INFO L138 SettingsManager]: * Use SBE=true [2020-10-05 23:35:01,958 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-05 23:35:01,958 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-05 23:35:01,958 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-05 23:35:01,958 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-05 23:35:01,958 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-05 23:35:01,958 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-05 23:35:01,959 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-05 23:35:01,959 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-05 23:35:01,959 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-05 23:35:01,959 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-05 23:35:01,959 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-05 23:35:01,960 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-05 23:35:01,960 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-05 23:35:01,960 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-05 23:35:01,960 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-05 23:35:01,960 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-05 23:35:01,961 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-05 23:35:01,961 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-05 23:35:01,961 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2020-10-05 23:35:01,961 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-05 23:35:01,961 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-05 23:35:01,962 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-05 23:35:01,962 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-10-05 23:35:01,962 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-05 23:35:02,244 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-05 23:35:02,258 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-05 23:35:02,262 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-05 23:35:02,263 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-05 23:35:02,264 INFO L275 PluginConnector]: CDTParser initialized [2020-10-05 23:35:02,265 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix053_rmo.opt.i [2020-10-05 23:35:02,327 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b94824c0/6c7a0b74dfa9472aa70a6bebb10aed65/FLAG2508f3db3 [2020-10-05 23:35:02,890 INFO L306 CDTParser]: Found 1 translation units. [2020-10-05 23:35:02,891 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix053_rmo.opt.i [2020-10-05 23:35:02,907 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b94824c0/6c7a0b74dfa9472aa70a6bebb10aed65/FLAG2508f3db3 [2020-10-05 23:35:03,207 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b94824c0/6c7a0b74dfa9472aa70a6bebb10aed65 [2020-10-05 23:35:03,218 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-05 23:35:03,220 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-05 23:35:03,221 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-05 23:35:03,221 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-05 23:35:03,224 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-05 23:35:03,224 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.10 11:35:03" (1/1) ... [2020-10-05 23:35:03,227 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@721e322c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:35:03, skipping insertion in model container [2020-10-05 23:35:03,227 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.10 11:35:03" (1/1) ... [2020-10-05 23:35:03,235 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-05 23:35:03,284 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-05 23:35:03,764 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-05 23:35:03,778 INFO L203 MainTranslator]: Completed pre-run [2020-10-05 23:35:03,862 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-05 23:35:03,956 INFO L208 MainTranslator]: Completed translation [2020-10-05 23:35:03,957 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:35:03 WrapperNode [2020-10-05 23:35:03,957 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-05 23:35:03,958 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-05 23:35:03,958 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-05 23:35:03,958 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-05 23:35:03,966 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:35:03" (1/1) ... [2020-10-05 23:35:03,987 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:35:03" (1/1) ... [2020-10-05 23:35:04,026 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-05 23:35:04,026 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-05 23:35:04,027 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-05 23:35:04,027 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-05 23:35:04,039 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:35:03" (1/1) ... [2020-10-05 23:35:04,040 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:35:03" (1/1) ... [2020-10-05 23:35:04,046 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:35:03" (1/1) ... [2020-10-05 23:35:04,047 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:35:03" (1/1) ... [2020-10-05 23:35:04,057 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:35:03" (1/1) ... [2020-10-05 23:35:04,061 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:35:03" (1/1) ... [2020-10-05 23:35:04,066 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:35:03" (1/1) ... [2020-10-05 23:35:04,073 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-05 23:35:04,076 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-05 23:35:04,076 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-05 23:35:04,076 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-05 23:35:04,077 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:35:03" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-05 23:35:04,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-05 23:35:04,144 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-10-05 23:35:04,144 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-05 23:35:04,144 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-05 23:35:04,145 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-10-05 23:35:04,145 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-10-05 23:35:04,146 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-10-05 23:35:04,146 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-10-05 23:35:04,147 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-10-05 23:35:04,147 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-10-05 23:35:04,150 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2020-10-05 23:35:04,150 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2020-10-05 23:35:04,150 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-10-05 23:35:04,150 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-05 23:35:04,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-05 23:35:04,153 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-05 23:35:06,077 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-05 23:35:06,077 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-05 23:35:06,080 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.10 11:35:06 BoogieIcfgContainer [2020-10-05 23:35:06,080 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-05 23:35:06,081 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-05 23:35:06,082 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-05 23:35:06,085 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-05 23:35:06,085 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.10 11:35:03" (1/3) ... [2020-10-05 23:35:06,086 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31ce1594 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.10 11:35:06, skipping insertion in model container [2020-10-05 23:35:06,086 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:35:03" (2/3) ... [2020-10-05 23:35:06,087 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31ce1594 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.10 11:35:06, skipping insertion in model container [2020-10-05 23:35:06,087 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.10 11:35:06" (3/3) ... [2020-10-05 23:35:06,090 INFO L109 eAbstractionObserver]: Analyzing ICFG mix053_rmo.opt.i [2020-10-05 23:35:06,100 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-05 23:35:06,101 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-05 23:35:06,109 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-10-05 23:35:06,110 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-05 23:35:06,152 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,152 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,152 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,153 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,153 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,153 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,153 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,154 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,154 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,154 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,154 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,154 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,155 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,155 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,155 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,155 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,155 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,156 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,156 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,156 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,156 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,156 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,156 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,157 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,157 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,157 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,157 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,157 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,157 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,158 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,158 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,158 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,158 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,158 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,159 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,159 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,160 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,160 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,161 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,161 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,161 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,161 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,161 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,162 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,162 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,162 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,162 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,162 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,162 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,163 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,163 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,163 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,163 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,163 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,165 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,165 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,166 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,166 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,166 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,166 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,167 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,167 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,167 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,167 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,168 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,168 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,168 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,168 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,169 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,169 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,169 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,169 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,170 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,180 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,181 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,181 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,181 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,182 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,182 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,182 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,182 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,182 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,183 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,183 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,184 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,184 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,184 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,184 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,185 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,185 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,185 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,185 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,185 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,186 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,186 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,186 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,186 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,186 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,187 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,187 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,193 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,193 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,193 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,193 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,194 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,194 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,194 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,194 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,194 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,195 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,195 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,195 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,198 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,198 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,198 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,198 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,200 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,200 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,200 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,200 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:35:06,216 INFO L251 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2020-10-05 23:35:06,238 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-05 23:35:06,238 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-05 23:35:06,238 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-05 23:35:06,238 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-05 23:35:06,239 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-05 23:35:06,239 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-05 23:35:06,239 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-05 23:35:06,239 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-05 23:35:06,260 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 118 places, 107 transitions, 234 flow [2020-10-05 23:35:06,262 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 118 places, 107 transitions, 234 flow [2020-10-05 23:35:06,339 INFO L129 PetriNetUnfolder]: 2/103 cut-off events. [2020-10-05 23:35:06,339 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-05 23:35:06,348 INFO L80 FinitePrefix]: Finished finitePrefix Result has 116 conditions, 103 events. 2/103 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 68 event pairs, 0 based on Foata normal form. 0/99 useless extension candidates. Maximal degree in co-relation 72. Up to 2 conditions per place. [2020-10-05 23:35:06,356 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 118 places, 107 transitions, 234 flow [2020-10-05 23:35:06,405 INFO L129 PetriNetUnfolder]: 2/103 cut-off events. [2020-10-05 23:35:06,406 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-05 23:35:06,408 INFO L80 FinitePrefix]: Finished finitePrefix Result has 116 conditions, 103 events. 2/103 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 68 event pairs, 0 based on Foata normal form. 0/99 useless extension candidates. Maximal degree in co-relation 72. Up to 2 conditions per place. [2020-10-05 23:35:06,411 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 2248 [2020-10-05 23:35:06,412 INFO L182 etLargeBlockEncoding]: Variable Check. [2020-10-05 23:35:06,726 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 44 [2020-10-05 23:35:07,317 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 58 [2020-10-05 23:35:08,155 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-10-05 23:35:08,937 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2020-10-05 23:35:09,116 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2020-10-05 23:35:09,283 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 41 [2020-10-05 23:35:09,336 INFO L206 etLargeBlockEncoding]: Checked pairs total: 4626 [2020-10-05 23:35:09,337 INFO L214 etLargeBlockEncoding]: Total number of compositions: 83 [2020-10-05 23:35:09,342 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 43 places, 30 transitions, 80 flow [2020-10-05 23:35:09,538 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 2090 states. [2020-10-05 23:35:09,542 INFO L276 IsEmpty]: Start isEmpty. Operand 2090 states. [2020-10-05 23:35:09,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-10-05 23:35:09,553 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:35:09,554 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:35:09,555 INFO L427 AbstractCegarLoop]: === Iteration 1 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:35:09,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:35:09,565 INFO L82 PathProgramCache]: Analyzing trace with hash -543229691, now seen corresponding path program 1 times [2020-10-05 23:35:09,582 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:35:09,583 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1671125103] [2020-10-05 23:35:09,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:35:09,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:35:09,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:35:09,943 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1671125103] [2020-10-05 23:35:09,944 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:35:09,944 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-05 23:35:09,945 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1574192463] [2020-10-05 23:35:09,951 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-05 23:35:09,951 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:35:09,967 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-05 23:35:09,968 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-05 23:35:09,971 INFO L87 Difference]: Start difference. First operand 2090 states. Second operand 3 states. [2020-10-05 23:35:10,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:35:10,106 INFO L93 Difference]: Finished difference Result 1770 states and 6672 transitions. [2020-10-05 23:35:10,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-05 23:35:10,109 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2020-10-05 23:35:10,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:35:10,157 INFO L225 Difference]: With dead ends: 1770 [2020-10-05 23:35:10,157 INFO L226 Difference]: Without dead ends: 1450 [2020-10-05 23:35:10,159 INFO L675 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 [2020-10-05 23:35:10,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1450 states. [2020-10-05 23:35:10,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1450 to 1450. [2020-10-05 23:35:10,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1450 states. [2020-10-05 23:35:10,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 1450 states and 5376 transitions. [2020-10-05 23:35:10,315 INFO L78 Accepts]: Start accepts. Automaton has 1450 states and 5376 transitions. Word has length 9 [2020-10-05 23:35:10,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:35:10,318 INFO L479 AbstractCegarLoop]: Abstraction has 1450 states and 5376 transitions. [2020-10-05 23:35:10,318 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-05 23:35:10,318 INFO L276 IsEmpty]: Start isEmpty. Operand 1450 states and 5376 transitions. [2020-10-05 23:35:10,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-10-05 23:35:10,323 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:35:10,323 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:35:10,324 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-05 23:35:10,324 INFO L427 AbstractCegarLoop]: === Iteration 2 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:35:10,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:35:10,324 INFO L82 PathProgramCache]: Analyzing trace with hash 1942314390, now seen corresponding path program 1 times [2020-10-05 23:35:10,325 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:35:10,325 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647100843] [2020-10-05 23:35:10,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:35:10,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:35:10,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:35:10,475 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [647100843] [2020-10-05 23:35:10,475 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:35:10,475 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-05 23:35:10,476 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [110558994] [2020-10-05 23:35:10,477 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-05 23:35:10,477 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:35:10,478 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-05 23:35:10,478 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-05 23:35:10,478 INFO L87 Difference]: Start difference. First operand 1450 states and 5376 transitions. Second operand 3 states. [2020-10-05 23:35:10,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:35:10,500 INFO L93 Difference]: Finished difference Result 1410 states and 5194 transitions. [2020-10-05 23:35:10,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-05 23:35:10,500 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 11 [2020-10-05 23:35:10,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:35:10,513 INFO L225 Difference]: With dead ends: 1410 [2020-10-05 23:35:10,513 INFO L226 Difference]: Without dead ends: 1410 [2020-10-05 23:35:10,514 INFO L675 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 [2020-10-05 23:35:10,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1410 states. [2020-10-05 23:35:10,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1410 to 1410. [2020-10-05 23:35:10,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1410 states. [2020-10-05 23:35:10,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1410 states to 1410 states and 5194 transitions. [2020-10-05 23:35:10,568 INFO L78 Accepts]: Start accepts. Automaton has 1410 states and 5194 transitions. Word has length 11 [2020-10-05 23:35:10,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:35:10,569 INFO L479 AbstractCegarLoop]: Abstraction has 1410 states and 5194 transitions. [2020-10-05 23:35:10,569 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-05 23:35:10,569 INFO L276 IsEmpty]: Start isEmpty. Operand 1410 states and 5194 transitions. [2020-10-05 23:35:10,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-10-05 23:35:10,572 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:35:10,572 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:35:10,572 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-05 23:35:10,572 INFO L427 AbstractCegarLoop]: === Iteration 3 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:35:10,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:35:10,573 INFO L82 PathProgramCache]: Analyzing trace with hash 82203517, now seen corresponding path program 1 times [2020-10-05 23:35:10,573 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:35:10,574 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1061928770] [2020-10-05 23:35:10,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:35:10,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:35:10,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:35:10,623 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1061928770] [2020-10-05 23:35:10,624 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:35:10,624 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-05 23:35:10,624 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [266207072] [2020-10-05 23:35:10,624 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-05 23:35:10,625 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:35:10,625 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-05 23:35:10,625 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-05 23:35:10,625 INFO L87 Difference]: Start difference. First operand 1410 states and 5194 transitions. Second operand 3 states. [2020-10-05 23:35:10,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:35:10,649 INFO L93 Difference]: Finished difference Result 1380 states and 5060 transitions. [2020-10-05 23:35:10,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-05 23:35:10,650 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 12 [2020-10-05 23:35:10,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:35:10,680 INFO L225 Difference]: With dead ends: 1380 [2020-10-05 23:35:10,681 INFO L226 Difference]: Without dead ends: 1380 [2020-10-05 23:35:10,682 INFO L675 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 [2020-10-05 23:35:10,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1380 states. [2020-10-05 23:35:10,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1380 to 1380. [2020-10-05 23:35:10,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1380 states. [2020-10-05 23:35:10,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 1380 states and 5060 transitions. [2020-10-05 23:35:10,800 INFO L78 Accepts]: Start accepts. Automaton has 1380 states and 5060 transitions. Word has length 12 [2020-10-05 23:35:10,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:35:10,801 INFO L479 AbstractCegarLoop]: Abstraction has 1380 states and 5060 transitions. [2020-10-05 23:35:10,801 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-05 23:35:10,801 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 5060 transitions. [2020-10-05 23:35:10,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-05 23:35:10,806 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:35:10,806 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:35:10,806 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-05 23:35:10,806 INFO L427 AbstractCegarLoop]: === Iteration 4 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:35:10,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:35:10,807 INFO L82 PathProgramCache]: Analyzing trace with hash -1886679985, now seen corresponding path program 1 times [2020-10-05 23:35:10,807 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:35:10,807 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [673313681] [2020-10-05 23:35:10,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:35:10,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:35:10,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:35:10,875 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [673313681] [2020-10-05 23:35:10,875 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:35:10,875 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-05 23:35:10,875 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [430669463] [2020-10-05 23:35:10,876 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-05 23:35:10,876 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:35:10,876 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-05 23:35:10,876 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-05 23:35:10,877 INFO L87 Difference]: Start difference. First operand 1380 states and 5060 transitions. Second operand 3 states. [2020-10-05 23:35:10,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:35:10,918 INFO L93 Difference]: Finished difference Result 1868 states and 6582 transitions. [2020-10-05 23:35:10,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-05 23:35:10,918 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 13 [2020-10-05 23:35:10,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:35:10,931 INFO L225 Difference]: With dead ends: 1868 [2020-10-05 23:35:10,931 INFO L226 Difference]: Without dead ends: 1460 [2020-10-05 23:35:10,931 INFO L675 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 [2020-10-05 23:35:10,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1460 states. [2020-10-05 23:35:10,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1460 to 1340. [2020-10-05 23:35:10,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1340 states. [2020-10-05 23:35:10,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1340 states to 1340 states and 4694 transitions. [2020-10-05 23:35:10,989 INFO L78 Accepts]: Start accepts. Automaton has 1340 states and 4694 transitions. Word has length 13 [2020-10-05 23:35:10,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:35:10,990 INFO L479 AbstractCegarLoop]: Abstraction has 1340 states and 4694 transitions. [2020-10-05 23:35:10,990 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-05 23:35:10,990 INFO L276 IsEmpty]: Start isEmpty. Operand 1340 states and 4694 transitions. [2020-10-05 23:35:10,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-05 23:35:10,992 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:35:10,992 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:35:10,993 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-05 23:35:10,993 INFO L427 AbstractCegarLoop]: === Iteration 5 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:35:10,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:35:10,993 INFO L82 PathProgramCache]: Analyzing trace with hash -538429830, now seen corresponding path program 1 times [2020-10-05 23:35:10,993 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:35:10,994 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1399084193] [2020-10-05 23:35:10,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:35:11,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:35:11,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:35:11,059 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1399084193] [2020-10-05 23:35:11,059 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:35:11,060 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-05 23:35:11,060 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2066852017] [2020-10-05 23:35:11,060 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-05 23:35:11,061 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:35:11,061 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-05 23:35:11,061 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-05 23:35:11,062 INFO L87 Difference]: Start difference. First operand 1340 states and 4694 transitions. Second operand 4 states. [2020-10-05 23:35:11,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:35:11,119 INFO L93 Difference]: Finished difference Result 1388 states and 4406 transitions. [2020-10-05 23:35:11,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-05 23:35:11,120 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2020-10-05 23:35:11,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:35:11,129 INFO L225 Difference]: With dead ends: 1388 [2020-10-05 23:35:11,129 INFO L226 Difference]: Without dead ends: 1068 [2020-10-05 23:35:11,130 INFO L675 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 [2020-10-05 23:35:11,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1068 states. [2020-10-05 23:35:11,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1068 to 1068. [2020-10-05 23:35:11,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1068 states. [2020-10-05 23:35:11,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 1068 states and 3382 transitions. [2020-10-05 23:35:11,166 INFO L78 Accepts]: Start accepts. Automaton has 1068 states and 3382 transitions. Word has length 13 [2020-10-05 23:35:11,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:35:11,166 INFO L479 AbstractCegarLoop]: Abstraction has 1068 states and 3382 transitions. [2020-10-05 23:35:11,166 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-05 23:35:11,166 INFO L276 IsEmpty]: Start isEmpty. Operand 1068 states and 3382 transitions. [2020-10-05 23:35:11,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-10-05 23:35:11,168 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:35:11,169 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:35:11,169 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-05 23:35:11,169 INFO L427 AbstractCegarLoop]: === Iteration 6 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:35:11,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:35:11,169 INFO L82 PathProgramCache]: Analyzing trace with hash -177822953, now seen corresponding path program 1 times [2020-10-05 23:35:11,170 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:35:11,170 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [641698982] [2020-10-05 23:35:11,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:35:11,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:35:11,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:35:11,204 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [641698982] [2020-10-05 23:35:11,204 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:35:11,205 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-05 23:35:11,205 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [132126898] [2020-10-05 23:35:11,205 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-05 23:35:11,205 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:35:11,206 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-05 23:35:11,206 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-05 23:35:11,206 INFO L87 Difference]: Start difference. First operand 1068 states and 3382 transitions. Second operand 3 states. [2020-10-05 23:35:11,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:35:11,229 INFO L93 Difference]: Finished difference Result 1476 states and 4486 transitions. [2020-10-05 23:35:11,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-05 23:35:11,229 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 15 [2020-10-05 23:35:11,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:35:11,238 INFO L225 Difference]: With dead ends: 1476 [2020-10-05 23:35:11,238 INFO L226 Difference]: Without dead ends: 1104 [2020-10-05 23:35:11,239 INFO L675 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 [2020-10-05 23:35:11,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1104 states. [2020-10-05 23:35:11,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1104 to 1046. [2020-10-05 23:35:11,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1046 states. [2020-10-05 23:35:11,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 1046 states and 3141 transitions. [2020-10-05 23:35:11,275 INFO L78 Accepts]: Start accepts. Automaton has 1046 states and 3141 transitions. Word has length 15 [2020-10-05 23:35:11,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:35:11,276 INFO L479 AbstractCegarLoop]: Abstraction has 1046 states and 3141 transitions. [2020-10-05 23:35:11,276 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-05 23:35:11,276 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 3141 transitions. [2020-10-05 23:35:11,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-10-05 23:35:11,278 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:35:11,278 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:35:11,279 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-05 23:35:11,279 INFO L427 AbstractCegarLoop]: === Iteration 7 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:35:11,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:35:11,279 INFO L82 PathProgramCache]: Analyzing trace with hash 1050389761, now seen corresponding path program 1 times [2020-10-05 23:35:11,279 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:35:11,280 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [624468833] [2020-10-05 23:35:11,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:35:11,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:35:11,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:35:11,348 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [624468833] [2020-10-05 23:35:11,348 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:35:11,349 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-05 23:35:11,349 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1947008290] [2020-10-05 23:35:11,349 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-05 23:35:11,350 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:35:11,350 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-05 23:35:11,350 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-05 23:35:11,350 INFO L87 Difference]: Start difference. First operand 1046 states and 3141 transitions. Second operand 5 states. [2020-10-05 23:35:11,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:35:11,413 INFO L93 Difference]: Finished difference Result 912 states and 2468 transitions. [2020-10-05 23:35:11,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-05 23:35:11,413 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 15 [2020-10-05 23:35:11,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:35:11,419 INFO L225 Difference]: With dead ends: 912 [2020-10-05 23:35:11,419 INFO L226 Difference]: Without dead ends: 700 [2020-10-05 23:35:11,420 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-05 23:35:11,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 700 states. [2020-10-05 23:35:11,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 700 to 700. [2020-10-05 23:35:11,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 700 states. [2020-10-05 23:35:11,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 700 states and 1861 transitions. [2020-10-05 23:35:11,442 INFO L78 Accepts]: Start accepts. Automaton has 700 states and 1861 transitions. Word has length 15 [2020-10-05 23:35:11,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:35:11,442 INFO L479 AbstractCegarLoop]: Abstraction has 700 states and 1861 transitions. [2020-10-05 23:35:11,442 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-05 23:35:11,442 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 1861 transitions. [2020-10-05 23:35:11,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-10-05 23:35:11,444 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:35:11,444 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:35:11,445 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-05 23:35:11,445 INFO L427 AbstractCegarLoop]: === Iteration 8 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:35:11,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:35:11,445 INFO L82 PathProgramCache]: Analyzing trace with hash 370067579, now seen corresponding path program 1 times [2020-10-05 23:35:11,445 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:35:11,446 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [985604538] [2020-10-05 23:35:11,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:35:11,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:35:11,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:35:11,580 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [985604538] [2020-10-05 23:35:11,580 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:35:11,581 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-05 23:35:11,582 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1781985190] [2020-10-05 23:35:11,582 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-05 23:35:11,583 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:35:11,583 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-05 23:35:11,584 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-10-05 23:35:11,584 INFO L87 Difference]: Start difference. First operand 700 states and 1861 transitions. Second operand 6 states. [2020-10-05 23:35:11,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:35:11,673 INFO L93 Difference]: Finished difference Result 607 states and 1569 transitions. [2020-10-05 23:35:11,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-05 23:35:11,674 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 17 [2020-10-05 23:35:11,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:35:11,677 INFO L225 Difference]: With dead ends: 607 [2020-10-05 23:35:11,678 INFO L226 Difference]: Without dead ends: 488 [2020-10-05 23:35:11,679 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2020-10-05 23:35:11,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 488 states. [2020-10-05 23:35:11,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 488 to 488. [2020-10-05 23:35:11,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 488 states. [2020-10-05 23:35:11,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 488 states and 1246 transitions. [2020-10-05 23:35:11,693 INFO L78 Accepts]: Start accepts. Automaton has 488 states and 1246 transitions. Word has length 17 [2020-10-05 23:35:11,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:35:11,693 INFO L479 AbstractCegarLoop]: Abstraction has 488 states and 1246 transitions. [2020-10-05 23:35:11,693 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-05 23:35:11,693 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 1246 transitions. [2020-10-05 23:35:11,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-10-05 23:35:11,695 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:35:11,695 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:35:11,695 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-05 23:35:11,696 INFO L427 AbstractCegarLoop]: === Iteration 9 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:35:11,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:35:11,696 INFO L82 PathProgramCache]: Analyzing trace with hash 1261578529, now seen corresponding path program 1 times [2020-10-05 23:35:11,700 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:35:11,700 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [601910733] [2020-10-05 23:35:11,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:35:11,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:35:11,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:35:11,856 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [601910733] [2020-10-05 23:35:11,856 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:35:11,856 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-05 23:35:11,856 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [410914051] [2020-10-05 23:35:11,857 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-05 23:35:11,858 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:35:11,859 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-05 23:35:11,859 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-10-05 23:35:11,859 INFO L87 Difference]: Start difference. First operand 488 states and 1246 transitions. Second operand 7 states. [2020-10-05 23:35:11,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:35:11,965 INFO L93 Difference]: Finished difference Result 465 states and 1200 transitions. [2020-10-05 23:35:11,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-05 23:35:11,966 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 20 [2020-10-05 23:35:11,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:35:11,968 INFO L225 Difference]: With dead ends: 465 [2020-10-05 23:35:11,968 INFO L226 Difference]: Without dead ends: 187 [2020-10-05 23:35:11,969 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2020-10-05 23:35:11,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2020-10-05 23:35:11,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 187. [2020-10-05 23:35:11,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 187 states. [2020-10-05 23:35:11,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 447 transitions. [2020-10-05 23:35:11,976 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 447 transitions. Word has length 20 [2020-10-05 23:35:11,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:35:11,979 INFO L479 AbstractCegarLoop]: Abstraction has 187 states and 447 transitions. [2020-10-05 23:35:11,979 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-05 23:35:11,979 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 447 transitions. [2020-10-05 23:35:11,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-10-05 23:35:11,980 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:35:11,980 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:35:11,981 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-05 23:35:11,981 INFO L427 AbstractCegarLoop]: === Iteration 10 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:35:11,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:35:11,981 INFO L82 PathProgramCache]: Analyzing trace with hash 1242244738, now seen corresponding path program 1 times [2020-10-05 23:35:11,981 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:35:11,982 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1512084833] [2020-10-05 23:35:11,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:35:12,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:35:12,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:35:12,066 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1512084833] [2020-10-05 23:35:12,066 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:35:12,066 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-05 23:35:12,066 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [934619247] [2020-10-05 23:35:12,067 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-05 23:35:12,068 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:35:12,068 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-05 23:35:12,068 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-05 23:35:12,068 INFO L87 Difference]: Start difference. First operand 187 states and 447 transitions. Second operand 4 states. [2020-10-05 23:35:12,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:35:12,088 INFO L93 Difference]: Finished difference Result 252 states and 596 transitions. [2020-10-05 23:35:12,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-05 23:35:12,089 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 24 [2020-10-05 23:35:12,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:35:12,090 INFO L225 Difference]: With dead ends: 252 [2020-10-05 23:35:12,090 INFO L226 Difference]: Without dead ends: 79 [2020-10-05 23:35:12,090 INFO L675 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 [2020-10-05 23:35:12,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2020-10-05 23:35:12,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2020-10-05 23:35:12,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79 states. [2020-10-05 23:35:12,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 165 transitions. [2020-10-05 23:35:12,097 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 165 transitions. Word has length 24 [2020-10-05 23:35:12,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:35:12,097 INFO L479 AbstractCegarLoop]: Abstraction has 79 states and 165 transitions. [2020-10-05 23:35:12,098 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-05 23:35:12,098 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 165 transitions. [2020-10-05 23:35:12,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-10-05 23:35:12,098 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:35:12,099 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:35:12,099 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-05 23:35:12,099 INFO L427 AbstractCegarLoop]: === Iteration 11 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:35:12,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:35:12,134 INFO L82 PathProgramCache]: Analyzing trace with hash 1788376548, now seen corresponding path program 2 times [2020-10-05 23:35:12,134 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:35:12,134 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [63589872] [2020-10-05 23:35:12,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:35:12,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:35:12,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:35:12,670 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [63589872] [2020-10-05 23:35:12,671 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:35:12,671 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-05 23:35:12,671 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1377382222] [2020-10-05 23:35:12,672 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-05 23:35:12,672 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:35:12,672 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-05 23:35:12,672 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2020-10-05 23:35:12,673 INFO L87 Difference]: Start difference. First operand 79 states and 165 transitions. Second operand 11 states. [2020-10-05 23:35:13,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:35:13,249 INFO L93 Difference]: Finished difference Result 117 states and 234 transitions. [2020-10-05 23:35:13,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-05 23:35:13,250 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 24 [2020-10-05 23:35:13,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:35:13,251 INFO L225 Difference]: With dead ends: 117 [2020-10-05 23:35:13,251 INFO L226 Difference]: Without dead ends: 67 [2020-10-05 23:35:13,252 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=46, Invalid=194, Unknown=0, NotChecked=0, Total=240 [2020-10-05 23:35:13,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2020-10-05 23:35:13,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2020-10-05 23:35:13,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67 states. [2020-10-05 23:35:13,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 129 transitions. [2020-10-05 23:35:13,254 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 129 transitions. Word has length 24 [2020-10-05 23:35:13,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:35:13,255 INFO L479 AbstractCegarLoop]: Abstraction has 67 states and 129 transitions. [2020-10-05 23:35:13,255 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-05 23:35:13,255 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 129 transitions. [2020-10-05 23:35:13,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-10-05 23:35:13,255 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:35:13,256 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:35:13,256 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-05 23:35:13,256 INFO L427 AbstractCegarLoop]: === Iteration 12 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:35:13,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:35:13,256 INFO L82 PathProgramCache]: Analyzing trace with hash -1297074532, now seen corresponding path program 3 times [2020-10-05 23:35:13,257 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:35:13,257 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1106799536] [2020-10-05 23:35:13,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:35:13,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:35:13,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:35:13,382 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1106799536] [2020-10-05 23:35:13,382 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:35:13,383 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-05 23:35:13,383 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1179400231] [2020-10-05 23:35:13,384 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-05 23:35:13,384 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:35:13,384 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-05 23:35:13,384 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-05 23:35:13,385 INFO L87 Difference]: Start difference. First operand 67 states and 129 transitions. Second operand 5 states. [2020-10-05 23:35:13,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:35:13,445 INFO L93 Difference]: Finished difference Result 81 states and 151 transitions. [2020-10-05 23:35:13,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-05 23:35:13,446 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2020-10-05 23:35:13,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:35:13,446 INFO L225 Difference]: With dead ends: 81 [2020-10-05 23:35:13,446 INFO L226 Difference]: Without dead ends: 51 [2020-10-05 23:35:13,447 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-05 23:35:13,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2020-10-05 23:35:13,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2020-10-05 23:35:13,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2020-10-05 23:35:13,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 89 transitions. [2020-10-05 23:35:13,449 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 89 transitions. Word has length 24 [2020-10-05 23:35:13,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:35:13,449 INFO L479 AbstractCegarLoop]: Abstraction has 51 states and 89 transitions. [2020-10-05 23:35:13,449 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-05 23:35:13,449 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 89 transitions. [2020-10-05 23:35:13,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-10-05 23:35:13,451 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:35:13,451 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:35:13,451 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-05 23:35:13,452 INFO L427 AbstractCegarLoop]: === Iteration 13 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:35:13,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:35:13,452 INFO L82 PathProgramCache]: Analyzing trace with hash 1046254044, now seen corresponding path program 4 times [2020-10-05 23:35:13,452 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:35:13,452 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [304436251] [2020-10-05 23:35:13,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:35:13,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-05 23:35:13,504 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-05 23:35:13,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-05 23:35:13,567 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-05 23:35:13,639 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-05 23:35:13,640 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-10-05 23:35:13,640 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-05 23:35:13,642 WARN L633 etLargeBlockEncoding]: Failed to translate choice composition: Branch encoders not available. [2020-10-05 23:35:13,680 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [862] [862] L3-->L851: Formula: (let ((.cse8 (= (mod ~z$r_buff1_thd0~0_In-1461191630 256) 0)) (.cse9 (= (mod ~z$w_buff1_used~0_In-1461191630 256) 0)) (.cse7 (= (mod ~z$w_buff0_used~0_In-1461191630 256) 0)) (.cse6 (= (mod ~z$r_buff0_thd0~0_In-1461191630 256) 0))) (let ((.cse2 (or .cse7 .cse6)) (.cse3 (or .cse8 .cse9)) (.cse4 (not .cse9)) (.cse5 (not .cse8)) (.cse0 (not .cse7)) (.cse1 (not .cse6))) (and (not (= ULTIMATE.start_assume_abort_if_not_~cond_In-1461191630 0)) (or (and .cse0 (= ~z$w_buff0_used~0_Out-1461191630 0) .cse1) (and .cse2 (= ~z$w_buff0_used~0_Out-1461191630 ~z$w_buff0_used~0_In-1461191630))) (= ~z$r_buff0_thd0~0_Out-1461191630 ~z$r_buff0_thd0~0_In-1461191630) (= ~z$r_buff1_thd0~0_Out-1461191630 ~z$r_buff1_thd0~0_In-1461191630) (or (and .cse3 (= ~z$w_buff1_used~0_In-1461191630 ~z$w_buff1_used~0_Out-1461191630)) (and .cse4 .cse5 (= ~z$w_buff1_used~0_Out-1461191630 0))) (or (and .cse2 (or (and (= ~z~0_In-1461191630 ~z~0_Out-1461191630) .cse3) (and .cse4 (= ~z$w_buff1~0_In-1461191630 ~z~0_Out-1461191630) .cse5))) (and (= ~z~0_Out-1461191630 ~z$w_buff0~0_In-1461191630) .cse0 .cse1))))) InVars {~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In-1461191630, ULTIMATE.start_assume_abort_if_not_~cond=ULTIMATE.start_assume_abort_if_not_~cond_In-1461191630, ~z$w_buff0_used~0=~z$w_buff0_used~0_In-1461191630, ~z$w_buff0~0=~z$w_buff0~0_In-1461191630, ~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_In-1461191630, ~z$w_buff1_used~0=~z$w_buff1_used~0_In-1461191630, ~z$w_buff1~0=~z$w_buff1~0_In-1461191630, ~z~0=~z~0_In-1461191630} OutVars{~z$w_buff0_used~0=~z$w_buff0_used~0_Out-1461191630, ULTIMATE.start_main_#t~ite39=|ULTIMATE.start_main_#t~ite39_Out-1461191630|, ~z$w_buff0~0=~z$w_buff0~0_In-1461191630, ~z$w_buff1_used~0=~z$w_buff1_used~0_Out-1461191630, ULTIMATE.start_main_#t~ite35=|ULTIMATE.start_main_#t~ite35_Out-1461191630|, ULTIMATE.start_main_#t~ite36=|ULTIMATE.start_main_#t~ite36_Out-1461191630|, ~z$w_buff1~0=~z$w_buff1~0_In-1461191630, ULTIMATE.start_main_#t~ite38=|ULTIMATE.start_main_#t~ite38_Out-1461191630|, ULTIMATE.start_main_#t~ite37=|ULTIMATE.start_main_#t~ite37_Out-1461191630|, ~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_Out-1461191630, ULTIMATE.start_main_#t~ite40=|ULTIMATE.start_main_#t~ite40_Out-1461191630|, ULTIMATE.start_assume_abort_if_not_~cond=ULTIMATE.start_assume_abort_if_not_~cond_In-1461191630, ~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_Out-1461191630, ~z~0=~z~0_Out-1461191630} AuxVars[] AssignedVars[~z$r_buff0_thd0~0, ULTIMATE.start_main_#t~ite40, ~z$w_buff0_used~0, ULTIMATE.start_main_#t~ite39, ~z$r_buff1_thd0~0, ~z$w_buff1_used~0, ULTIMATE.start_main_#t~ite35, ULTIMATE.start_main_#t~ite36, ULTIMATE.start_main_#t~ite38, ULTIMATE.start_main_#t~ite37, ~z~0] because there is no mapped edge [2020-10-05 23:35:13,693 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:35:13,694 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:35:13,698 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:35:13,698 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:35:13,698 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:35:13,699 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:35:13,699 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:35:13,699 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:35:13,700 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:35:13,700 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:35:13,700 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:35:13,700 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:35:13,701 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:35:13,702 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:35:13,702 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:35:13,702 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:35:13,702 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:35:13,703 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:35:13,703 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:35:13,703 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:35:13,704 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:35:13,704 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:35:13,704 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:35:13,704 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:35:13,705 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:35:13,705 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:35:13,705 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:35:13,705 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:35:13,706 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:35:13,706 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:35:13,706 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:35:13,706 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:35:13,707 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:35:13,707 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:35:13,707 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:35:13,708 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:35:13,714 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:35:13,714 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:35:13,715 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:35:13,715 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:35:13,715 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:35:13,715 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:35:13,716 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:35:13,716 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:35:13,815 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.10 11:35:13 BasicIcfg [2020-10-05 23:35:13,815 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-05 23:35:13,817 INFO L168 Benchmark]: Toolchain (without parser) took 10597.27 ms. Allocated memory was 140.5 MB in the beginning and 330.8 MB in the end (delta: 190.3 MB). Free memory was 102.0 MB in the beginning and 94.6 MB in the end (delta: 7.4 MB). Peak memory consumption was 197.8 MB. Max. memory is 7.1 GB. [2020-10-05 23:35:13,818 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 140.5 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2020-10-05 23:35:13,818 INFO L168 Benchmark]: CACSL2BoogieTranslator took 736.75 ms. Allocated memory was 140.5 MB in the beginning and 203.4 MB in the end (delta: 62.9 MB). Free memory was 101.8 MB in the beginning and 157.4 MB in the end (delta: -55.5 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. [2020-10-05 23:35:13,819 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.27 ms. Allocated memory is still 203.4 MB. Free memory was 156.7 MB in the beginning and 154.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2020-10-05 23:35:13,820 INFO L168 Benchmark]: Boogie Preprocessor took 47.01 ms. Allocated memory is still 203.4 MB. Free memory was 154.1 MB in the beginning and 152.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2020-10-05 23:35:13,821 INFO L168 Benchmark]: RCFGBuilder took 2004.54 ms. Allocated memory was 203.4 MB in the beginning and 246.9 MB in the end (delta: 43.5 MB). Free memory was 152.1 MB in the beginning and 215.0 MB in the end (delta: -62.8 MB). Peak memory consumption was 102.5 MB. Max. memory is 7.1 GB. [2020-10-05 23:35:13,822 INFO L168 Benchmark]: TraceAbstraction took 7733.58 ms. Allocated memory was 246.9 MB in the beginning and 330.8 MB in the end (delta: 83.9 MB). Free memory was 213.2 MB in the beginning and 94.6 MB in the end (delta: 118.6 MB). Peak memory consumption was 202.5 MB. Max. memory is 7.1 GB. [2020-10-05 23:35:13,826 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 140.5 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 736.75 ms. Allocated memory was 140.5 MB in the beginning and 203.4 MB in the end (delta: 62.9 MB). Free memory was 101.8 MB in the beginning and 157.4 MB in the end (delta: -55.5 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 68.27 ms. Allocated memory is still 203.4 MB. Free memory was 156.7 MB in the beginning and 154.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 47.01 ms. Allocated memory is still 203.4 MB. Free memory was 154.1 MB in the beginning and 152.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2004.54 ms. Allocated memory was 203.4 MB in the beginning and 246.9 MB in the end (delta: 43.5 MB). Free memory was 152.1 MB in the beginning and 215.0 MB in the end (delta: -62.8 MB). Peak memory consumption was 102.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 7733.58 ms. Allocated memory was 246.9 MB in the beginning and 330.8 MB in the end (delta: 83.9 MB). Free memory was 213.2 MB in the beginning and 94.6 MB in the end (delta: 118.6 MB). Peak memory consumption was 202.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 3.0s, 118 ProgramPointsBefore, 43 ProgramPointsAfterwards, 107 TransitionsBefore, 30 TransitionsAfterwards, 2248 CoEnabledTransitionPairs, 7 FixpointIterations, 35 TrivialSequentialCompositions, 45 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 3 ConcurrentYvCompositions, 2 ChoiceCompositions, 1089 VarBasedMoverChecksPositive, 28 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 4626 CheckedPairsTotal, 83 TotalNumberOfCompositions - CounterExampleResult [Line: 7]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L699] 0 int __unbuffered_cnt = 0; [L701] 0 int __unbuffered_p2_EAX = 0; [L703] 0 int __unbuffered_p3_EAX = 0; [L705] 0 int a = 0; [L706] 0 _Bool main$tmp_guard0; [L707] 0 _Bool main$tmp_guard1; [L709] 0 int x = 0; [L711] 0 int y = 0; [L713] 0 int z = 0; [L714] 0 _Bool z$flush_delayed; [L715] 0 int z$mem_tmp; [L716] 0 _Bool z$r_buff0_thd0; [L717] 0 _Bool z$r_buff0_thd1; [L718] 0 _Bool z$r_buff0_thd2; [L719] 0 _Bool z$r_buff0_thd3; [L720] 0 _Bool z$r_buff0_thd4; [L721] 0 _Bool z$r_buff1_thd0; [L722] 0 _Bool z$r_buff1_thd1; [L723] 0 _Bool z$r_buff1_thd2; [L724] 0 _Bool z$r_buff1_thd3; [L725] 0 _Bool z$r_buff1_thd4; [L726] 0 _Bool z$read_delayed; [L727] 0 int *z$read_delayed_var; [L728] 0 int z$w_buff0; [L729] 0 _Bool z$w_buff0_used; [L730] 0 int z$w_buff1; [L731] 0 _Bool z$w_buff1_used; [L732] 0 _Bool weak$$choice0; [L733] 0 _Bool weak$$choice2; [L833] 0 pthread_t t1429; [L834] FCALL, FORK 0 pthread_create(&t1429, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, arg={0:0}, 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$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=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] [L835] 0 pthread_t t1430; [L836] FCALL, FORK 0 pthread_create(&t1430, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, arg={0:0}, arg={0:0}, 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$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=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] [L837] 0 pthread_t t1431; [L838] FCALL, FORK 0 pthread_create(&t1431, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, 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$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=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] [L839] 0 pthread_t t1432; [L840] FCALL, FORK 0 pthread_create(&t1432, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, 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$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=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] [L795] 4 z$w_buff1 = z$w_buff0 [L796] 4 z$w_buff0 = 1 [L797] 4 z$w_buff1_used = z$w_buff0_used [L798] 4 z$w_buff0_used = (_Bool)1 [L7] COND TRUE 4 !expression [L7] 4 __VERIFIER_error() [L800] 4 z$r_buff1_thd0 = z$r_buff0_thd0 [L801] 4 z$r_buff1_thd1 = z$r_buff0_thd1 [L802] 4 z$r_buff1_thd2 = z$r_buff0_thd2 [L803] 4 z$r_buff1_thd3 = z$r_buff0_thd3 [L804] 4 z$r_buff1_thd4 = z$r_buff0_thd4 [L805] 4 z$r_buff0_thd4 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$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$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=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] [L808] 4 __unbuffered_p3_EAX = a VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, 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$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=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] [L737] 1 a = 1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, 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$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=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] [L740] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, 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$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=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] [L745] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L747] 1 return 0; [L752] 2 x = 2 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, 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$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=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] [L755] 2 y = 1 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, 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=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=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] [L760] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L762] 2 return 0; [L767] 3 y = 2 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, 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$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=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] [L770] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L771] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L772] 3 z$flush_delayed = weak$$choice2 [L773] 3 z$mem_tmp = z [L774] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1) [L774] 3 z = !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1) [L775] EXPR 3 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L775] 3 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L776] EXPR 3 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L776] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1) [L776] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1 [L776] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1) [L776] EXPR 3 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L776] 3 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L777] EXPR 3 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L777] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used) [L777] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used [L777] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used) [L777] EXPR 3 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L777] 3 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L778] EXPR 3 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L778] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0) [L778] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0 [L778] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0) [L778] EXPR 3 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L778] 3 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L779] EXPR 3 weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L779] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3) [L779] EXPR 3 weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L779] 3 z$r_buff0_thd3 = weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L780] EXPR 3 weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L780] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0) [L780] EXPR 3 weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L780] 3 z$r_buff1_thd3 = weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L781] 3 __unbuffered_p2_EAX = z [L782] EXPR 3 z$flush_delayed ? z$mem_tmp : z [L782] 3 z = z$flush_delayed ? z$mem_tmp : z [L783] 3 z$flush_delayed = (_Bool)0 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=9, weak$$choice2=0, x=2, y=2, 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$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=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] [L811] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z) [L811] 4 z = z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z) [L812] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used [L812] 4 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used [L813] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$w_buff1_used [L813] 4 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$w_buff1_used [L814] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4 [L814] 4 z$r_buff0_thd4 = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4 [L815] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$r_buff1_thd4 [L815] 4 z$r_buff1_thd4 = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$r_buff1_thd4 [L788] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L790] 3 return 0; [L818] 4 __unbuffered_cnt = __unbuffered_cnt + 1 [L820] 4 return 0; [L842] 0 main$tmp_guard0 = __unbuffered_cnt == 4 VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=9, weak$$choice2=0, x=2, y=2, z=1, 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$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=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] [L853] 0 main$tmp_guard1 = !(x == 2 && y == 2 && __unbuffered_p2_EAX == 0 && __unbuffered_p3_EAX == 0) [L7] COND TRUE 0 !expression [L7] 0 __VERIFIER_error() VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=9, weak$$choice2=0, x=2, y=2, z=1, 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$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=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] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 106 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 7.4s, OverallIterations: 13, TraceHistogramMax: 1, AutomataDifference: 1.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 3.2s, HoareTripleCheckerStatistics: 328 SDtfs, 425 SDslu, 589 SDs, 0 SdLazy, 412 SolverSat, 111 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 58 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2090occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 12 MinimizatonAttempts, 178 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 221 NumberOfCodeBlocks, 221 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 185 ConstructedInterpolants, 0 QuantifiedInterpolants, 18664 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...