/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/safe013_pso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c7e336b [2020-10-05 23:39:31,128 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-05 23:39:31,131 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-05 23:39:31,170 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-05 23:39:31,170 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-05 23:39:31,178 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-05 23:39:31,181 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-05 23:39:31,184 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-05 23:39:31,186 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-05 23:39:31,190 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-05 23:39:31,191 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-05 23:39:31,192 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-05 23:39:31,192 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-05 23:39:31,194 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-05 23:39:31,196 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-05 23:39:31,198 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-05 23:39:31,199 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-05 23:39:31,200 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-05 23:39:31,201 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-05 23:39:31,209 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-05 23:39:31,210 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-05 23:39:31,211 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-05 23:39:31,212 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-05 23:39:31,213 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-05 23:39:31,224 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-05 23:39:31,230 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-05 23:39:31,230 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-05 23:39:31,231 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-05 23:39:31,232 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-05 23:39:31,232 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-05 23:39:31,233 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-05 23:39:31,233 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-05 23:39:31,234 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-05 23:39:31,234 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-05 23:39:31,234 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-05 23:39:31,235 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-05 23:39:31,236 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 23:39:31,257 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-05 23:39:31,257 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-05 23:39:31,258 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-05 23:39:31,258 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-05 23:39:31,259 INFO L138 SettingsManager]: * Use SBE=true [2020-10-05 23:39:31,259 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-05 23:39:31,259 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-05 23:39:31,259 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-05 23:39:31,259 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-05 23:39:31,260 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-05 23:39:31,260 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-05 23:39:31,260 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-05 23:39:31,260 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-05 23:39:31,260 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-05 23:39:31,260 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-05 23:39:31,261 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-05 23:39:31,261 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-05 23:39:31,261 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-05 23:39:31,261 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-05 23:39:31,261 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-05 23:39:31,262 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-05 23:39:31,262 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-05 23:39:31,262 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-05 23:39:31,262 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2020-10-05 23:39:31,263 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-05 23:39:31,263 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-05 23:39:31,263 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-05 23:39:31,263 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-10-05 23:39:31,263 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-05 23:39:31,564 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-05 23:39:31,574 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-05 23:39:31,577 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-05 23:39:31,579 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-05 23:39:31,579 INFO L275 PluginConnector]: CDTParser initialized [2020-10-05 23:39:31,580 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe013_pso.opt.i [2020-10-05 23:39:31,652 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40cbe56ce/33273f7f67e34e3d9f29ace9f8239eb1/FLAG11f5da810 [2020-10-05 23:39:32,178 INFO L306 CDTParser]: Found 1 translation units. [2020-10-05 23:39:32,178 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe013_pso.opt.i [2020-10-05 23:39:32,192 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40cbe56ce/33273f7f67e34e3d9f29ace9f8239eb1/FLAG11f5da810 [2020-10-05 23:39:32,452 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40cbe56ce/33273f7f67e34e3d9f29ace9f8239eb1 [2020-10-05 23:39:32,461 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-05 23:39:32,462 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-05 23:39:32,465 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-05 23:39:32,466 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-05 23:39:32,469 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-05 23:39:32,470 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.10 11:39:32" (1/1) ... [2020-10-05 23:39:32,473 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f97161a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:39:32, skipping insertion in model container [2020-10-05 23:39:32,474 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.10 11:39:32" (1/1) ... [2020-10-05 23:39:32,482 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-05 23:39:32,550 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-05 23:39:33,087 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-05 23:39:33,099 INFO L203 MainTranslator]: Completed pre-run [2020-10-05 23:39:33,156 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-05 23:39:33,246 INFO L208 MainTranslator]: Completed translation [2020-10-05 23:39:33,248 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:39:33 WrapperNode [2020-10-05 23:39:33,248 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-05 23:39:33,249 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-05 23:39:33,249 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-05 23:39:33,249 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-05 23:39:33,257 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:39:33" (1/1) ... [2020-10-05 23:39:33,285 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:39:33" (1/1) ... [2020-10-05 23:39:33,317 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-05 23:39:33,318 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-05 23:39:33,318 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-05 23:39:33,318 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-05 23:39:33,327 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:39:33" (1/1) ... [2020-10-05 23:39:33,327 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:39:33" (1/1) ... [2020-10-05 23:39:33,332 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:39:33" (1/1) ... [2020-10-05 23:39:33,332 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:39:33" (1/1) ... [2020-10-05 23:39:33,342 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:39:33" (1/1) ... [2020-10-05 23:39:33,345 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:39:33" (1/1) ... [2020-10-05 23:39:33,349 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:39:33" (1/1) ... [2020-10-05 23:39:33,354 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-05 23:39:33,354 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-05 23:39:33,355 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-05 23:39:33,355 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-05 23:39:33,356 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:39:33" (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 23:39:33,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-05 23:39:33,424 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-10-05 23:39:33,425 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-05 23:39:33,425 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-05 23:39:33,425 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-10-05 23:39:33,425 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-10-05 23:39:33,425 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-10-05 23:39:33,426 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-10-05 23:39:33,426 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-10-05 23:39:33,426 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-10-05 23:39:33,426 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-10-05 23:39:33,426 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-05 23:39:33,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-05 23:39:33,428 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 23:39:35,323 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-05 23:39:35,324 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-05 23:39:35,326 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.10 11:39:35 BoogieIcfgContainer [2020-10-05 23:39:35,326 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-05 23:39:35,327 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-05 23:39:35,327 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-05 23:39:35,330 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-05 23:39:35,331 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.10 11:39:32" (1/3) ... [2020-10-05 23:39:35,331 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79cd60bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.10 11:39:35, skipping insertion in model container [2020-10-05 23:39:35,332 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:39:33" (2/3) ... [2020-10-05 23:39:35,332 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79cd60bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.10 11:39:35, skipping insertion in model container [2020-10-05 23:39:35,332 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.10 11:39:35" (3/3) ... [2020-10-05 23:39:35,334 INFO L109 eAbstractionObserver]: Analyzing ICFG safe013_pso.opt.i [2020-10-05 23:39:35,344 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-05 23:39:35,344 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-05 23:39:35,352 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-10-05 23:39:35,353 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-05 23:39:35,382 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,383 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,383 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,384 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,384 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,384 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,385 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,385 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,385 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,385 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,385 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,386 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,386 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,386 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,386 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,386 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,387 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,387 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,387 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,387 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,387 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,388 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,388 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,388 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,388 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,388 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,389 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,389 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,389 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,389 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,389 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,389 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,390 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,390 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,390 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,390 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,390 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,390 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,391 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,391 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,391 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,391 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,393 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,393 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,394 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,394 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,394 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,395 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,395 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,395 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,395 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,395 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,396 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,396 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,396 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,396 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,396 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,397 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,397 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,397 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,397 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,398 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,398 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,398 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,398 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,398 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,399 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,399 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,399 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,399 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,399 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,399 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,400 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,400 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,404 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,404 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,405 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,405 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,405 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,405 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,405 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,406 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,406 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,406 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,412 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,412 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,412 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,412 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,413 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,413 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,413 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,413 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,413 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,414 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,414 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,414 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,414 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,414 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,415 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,415 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,415 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,415 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,415 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,416 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,416 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,416 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,416 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,416 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,417 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,417 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,417 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,420 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,421 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,421 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,421 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,421 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,421 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,421 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,422 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,422 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,422 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,422 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,422 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:39:35,437 INFO L251 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2020-10-05 23:39:35,457 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-05 23:39:35,457 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-05 23:39:35,457 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-05 23:39:35,458 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-05 23:39:35,458 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-05 23:39:35,458 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-05 23:39:35,458 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-05 23:39:35,458 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-05 23:39:35,473 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 100 places, 92 transitions, 199 flow [2020-10-05 23:39:35,475 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 100 places, 92 transitions, 199 flow [2020-10-05 23:39:35,518 INFO L129 PetriNetUnfolder]: 2/89 cut-off events. [2020-10-05 23:39:35,519 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-05 23:39:35,523 INFO L80 FinitePrefix]: Finished finitePrefix Result has 99 conditions, 89 events. 2/89 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 61 event pairs, 0 based on Foata normal form. 0/85 useless extension candidates. Maximal degree in co-relation 59. Up to 2 conditions per place. [2020-10-05 23:39:35,526 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 100 places, 92 transitions, 199 flow [2020-10-05 23:39:35,547 INFO L129 PetriNetUnfolder]: 2/89 cut-off events. [2020-10-05 23:39:35,548 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-05 23:39:35,548 INFO L80 FinitePrefix]: Finished finitePrefix Result has 99 conditions, 89 events. 2/89 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 61 event pairs, 0 based on Foata normal form. 0/85 useless extension candidates. Maximal degree in co-relation 59. Up to 2 conditions per place. [2020-10-05 23:39:35,550 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 1544 [2020-10-05 23:39:35,551 INFO L182 etLargeBlockEncoding]: Variable Check. [2020-10-05 23:39:35,836 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 58 [2020-10-05 23:39:36,777 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-10-05 23:39:36,900 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-10-05 23:39:37,883 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 83 [2020-10-05 23:39:38,107 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-10-05 23:39:38,231 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-10-05 23:39:38,240 INFO L206 etLargeBlockEncoding]: Checked pairs total: 4029 [2020-10-05 23:39:38,241 INFO L214 etLargeBlockEncoding]: Total number of compositions: 77 [2020-10-05 23:39:38,244 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 35 places, 26 transitions, 67 flow [2020-10-05 23:39:38,284 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 658 states. [2020-10-05 23:39:38,286 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states. [2020-10-05 23:39:38,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-10-05 23:39:38,292 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:39:38,293 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2020-10-05 23:39:38,293 INFO L427 AbstractCegarLoop]: === Iteration 1 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:39:38,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:39:38,299 INFO L82 PathProgramCache]: Analyzing trace with hash 913711493, now seen corresponding path program 1 times [2020-10-05 23:39:38,308 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:39:38,309 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [702587353] [2020-10-05 23:39:38,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:39:38,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:39:38,527 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 23:39:38,528 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [702587353] [2020-10-05 23:39:38,529 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:39:38,529 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-05 23:39:38,530 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1307401060] [2020-10-05 23:39:38,535 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-05 23:39:38,536 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:39:38,551 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-05 23:39:38,553 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-05 23:39:38,555 INFO L87 Difference]: Start difference. First operand 658 states. Second operand 3 states. [2020-10-05 23:39:38,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:39:38,669 INFO L93 Difference]: Finished difference Result 550 states and 1693 transitions. [2020-10-05 23:39:38,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-05 23:39:38,671 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 5 [2020-10-05 23:39:38,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:39:38,692 INFO L225 Difference]: With dead ends: 550 [2020-10-05 23:39:38,692 INFO L226 Difference]: Without dead ends: 450 [2020-10-05 23:39:38,694 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 23:39:38,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 450 states. [2020-10-05 23:39:38,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 450 to 450. [2020-10-05 23:39:38,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 450 states. [2020-10-05 23:39:38,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 450 states and 1358 transitions. [2020-10-05 23:39:38,779 INFO L78 Accepts]: Start accepts. Automaton has 450 states and 1358 transitions. Word has length 5 [2020-10-05 23:39:38,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:39:38,780 INFO L479 AbstractCegarLoop]: Abstraction has 450 states and 1358 transitions. [2020-10-05 23:39:38,780 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-05 23:39:38,780 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 1358 transitions. [2020-10-05 23:39:38,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-10-05 23:39:38,781 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:39:38,782 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:39:38,782 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-05 23:39:38,782 INFO L427 AbstractCegarLoop]: === Iteration 2 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:39:38,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:39:38,783 INFO L82 PathProgramCache]: Analyzing trace with hash -421820418, now seen corresponding path program 1 times [2020-10-05 23:39:38,783 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:39:38,783 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [411060899] [2020-10-05 23:39:38,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:39:38,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:39:38,900 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 23:39:38,900 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [411060899] [2020-10-05 23:39:38,900 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:39:38,900 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-05 23:39:38,901 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1472994423] [2020-10-05 23:39:38,902 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-05 23:39:38,902 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:39:38,902 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-05 23:39:38,903 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-05 23:39:38,903 INFO L87 Difference]: Start difference. First operand 450 states and 1358 transitions. Second operand 3 states. [2020-10-05 23:39:38,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:39:38,916 INFO L93 Difference]: Finished difference Result 430 states and 1287 transitions. [2020-10-05 23:39:38,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-05 23:39:38,919 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2020-10-05 23:39:38,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:39:38,927 INFO L225 Difference]: With dead ends: 430 [2020-10-05 23:39:38,928 INFO L226 Difference]: Without dead ends: 430 [2020-10-05 23:39:38,928 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 23:39:38,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 430 states. [2020-10-05 23:39:38,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 430 to 430. [2020-10-05 23:39:38,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 430 states. [2020-10-05 23:39:38,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 430 states and 1287 transitions. [2020-10-05 23:39:38,976 INFO L78 Accepts]: Start accepts. Automaton has 430 states and 1287 transitions. Word has length 9 [2020-10-05 23:39:38,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:39:38,977 INFO L479 AbstractCegarLoop]: Abstraction has 430 states and 1287 transitions. [2020-10-05 23:39:38,978 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-05 23:39:38,978 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 1287 transitions. [2020-10-05 23:39:38,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-10-05 23:39:38,979 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:39:38,979 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:39:38,980 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-05 23:39:38,980 INFO L427 AbstractCegarLoop]: === Iteration 3 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:39:38,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:39:38,981 INFO L82 PathProgramCache]: Analyzing trace with hash -191532040, now seen corresponding path program 1 times [2020-10-05 23:39:38,981 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:39:38,981 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019808041] [2020-10-05 23:39:38,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:39:39,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:39:39,041 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 23:39:39,042 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019808041] [2020-10-05 23:39:39,042 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:39:39,042 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-05 23:39:39,042 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1379975928] [2020-10-05 23:39:39,043 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-05 23:39:39,043 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:39:39,043 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-05 23:39:39,043 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-05 23:39:39,044 INFO L87 Difference]: Start difference. First operand 430 states and 1287 transitions. Second operand 4 states. [2020-10-05 23:39:39,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:39:39,083 INFO L93 Difference]: Finished difference Result 542 states and 1583 transitions. [2020-10-05 23:39:39,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-05 23:39:39,084 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 10 [2020-10-05 23:39:39,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:39:39,086 INFO L225 Difference]: With dead ends: 542 [2020-10-05 23:39:39,086 INFO L226 Difference]: Without dead ends: 302 [2020-10-05 23:39:39,087 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 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 23:39:39,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 302 states. [2020-10-05 23:39:39,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 302 to 302. [2020-10-05 23:39:39,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 302 states. [2020-10-05 23:39:39,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 302 states and 847 transitions. [2020-10-05 23:39:39,099 INFO L78 Accepts]: Start accepts. Automaton has 302 states and 847 transitions. Word has length 10 [2020-10-05 23:39:39,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:39:39,099 INFO L479 AbstractCegarLoop]: Abstraction has 302 states and 847 transitions. [2020-10-05 23:39:39,099 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-05 23:39:39,099 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 847 transitions. [2020-10-05 23:39:39,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-10-05 23:39:39,101 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:39:39,101 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:39:39,101 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-05 23:39:39,101 INFO L427 AbstractCegarLoop]: === Iteration 4 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:39:39,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:39:39,102 INFO L82 PathProgramCache]: Analyzing trace with hash 621784461, now seen corresponding path program 1 times [2020-10-05 23:39:39,102 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:39:39,102 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1969905716] [2020-10-05 23:39:39,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:39:39,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:39:39,156 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 23:39:39,157 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1969905716] [2020-10-05 23:39:39,157 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:39:39,158 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-05 23:39:39,158 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [918039196] [2020-10-05 23:39:39,158 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-05 23:39:39,158 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:39:39,159 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-05 23:39:39,159 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-05 23:39:39,159 INFO L87 Difference]: Start difference. First operand 302 states and 847 transitions. Second operand 3 states. [2020-10-05 23:39:39,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:39:39,167 INFO L93 Difference]: Finished difference Result 299 states and 836 transitions. [2020-10-05 23:39:39,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-05 23:39:39,167 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 12 [2020-10-05 23:39:39,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:39:39,170 INFO L225 Difference]: With dead ends: 299 [2020-10-05 23:39:39,170 INFO L226 Difference]: Without dead ends: 299 [2020-10-05 23:39:39,171 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 23:39:39,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 299 states. [2020-10-05 23:39:39,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 299 to 299. [2020-10-05 23:39:39,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 299 states. [2020-10-05 23:39:39,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 299 states and 836 transitions. [2020-10-05 23:39:39,181 INFO L78 Accepts]: Start accepts. Automaton has 299 states and 836 transitions. Word has length 12 [2020-10-05 23:39:39,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:39:39,181 INFO L479 AbstractCegarLoop]: Abstraction has 299 states and 836 transitions. [2020-10-05 23:39:39,181 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-05 23:39:39,182 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 836 transitions. [2020-10-05 23:39:39,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-05 23:39:39,183 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:39:39,183 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:39:39,183 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-05 23:39:39,184 INFO L427 AbstractCegarLoop]: === Iteration 5 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:39:39,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:39:39,184 INFO L82 PathProgramCache]: Analyzing trace with hash 1298541099, now seen corresponding path program 1 times [2020-10-05 23:39:39,184 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:39:39,185 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [877614668] [2020-10-05 23:39:39,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:39:39,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:39:39,337 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 23:39:39,338 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [877614668] [2020-10-05 23:39:39,338 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:39:39,339 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-05 23:39:39,339 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1269336313] [2020-10-05 23:39:39,340 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-05 23:39:39,340 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:39:39,340 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-05 23:39:39,340 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-05 23:39:39,341 INFO L87 Difference]: Start difference. First operand 299 states and 836 transitions. Second operand 4 states. [2020-10-05 23:39:39,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:39:39,376 INFO L93 Difference]: Finished difference Result 291 states and 721 transitions. [2020-10-05 23:39:39,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-05 23:39:39,377 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2020-10-05 23:39:39,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:39:39,379 INFO L225 Difference]: With dead ends: 291 [2020-10-05 23:39:39,379 INFO L226 Difference]: Without dead ends: 223 [2020-10-05 23:39:39,379 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 23:39:39,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2020-10-05 23:39:39,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 223. [2020-10-05 23:39:39,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 223 states. [2020-10-05 23:39:39,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 544 transitions. [2020-10-05 23:39:39,386 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 544 transitions. Word has length 13 [2020-10-05 23:39:39,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:39:39,387 INFO L479 AbstractCegarLoop]: Abstraction has 223 states and 544 transitions. [2020-10-05 23:39:39,387 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-05 23:39:39,387 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 544 transitions. [2020-10-05 23:39:39,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-10-05 23:39:39,388 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:39:39,388 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:39:39,388 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-05 23:39:39,389 INFO L427 AbstractCegarLoop]: === Iteration 6 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:39:39,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:39:39,389 INFO L82 PathProgramCache]: Analyzing trace with hash 1613655544, now seen corresponding path program 1 times [2020-10-05 23:39:39,389 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:39:39,389 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1706252716] [2020-10-05 23:39:39,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:39:39,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:39:39,537 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 23:39:39,538 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1706252716] [2020-10-05 23:39:39,538 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:39:39,538 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-05 23:39:39,538 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1406104476] [2020-10-05 23:39:39,539 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-05 23:39:39,539 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:39:39,539 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-05 23:39:39,540 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-05 23:39:39,540 INFO L87 Difference]: Start difference. First operand 223 states and 544 transitions. Second operand 5 states. [2020-10-05 23:39:39,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:39:39,586 INFO L93 Difference]: Finished difference Result 185 states and 411 transitions. [2020-10-05 23:39:39,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-05 23:39:39,587 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 15 [2020-10-05 23:39:39,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:39:39,588 INFO L225 Difference]: With dead ends: 185 [2020-10-05 23:39:39,588 INFO L226 Difference]: Without dead ends: 147 [2020-10-05 23:39:39,589 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-10-05 23:39:39,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2020-10-05 23:39:39,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 147. [2020-10-05 23:39:39,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2020-10-05 23:39:39,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 320 transitions. [2020-10-05 23:39:39,593 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 320 transitions. Word has length 15 [2020-10-05 23:39:39,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:39:39,593 INFO L479 AbstractCegarLoop]: Abstraction has 147 states and 320 transitions. [2020-10-05 23:39:39,593 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-05 23:39:39,594 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 320 transitions. [2020-10-05 23:39:39,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-10-05 23:39:39,594 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:39:39,595 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 23:39:39,595 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-05 23:39:39,595 INFO L427 AbstractCegarLoop]: === Iteration 7 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:39:39,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:39:39,595 INFO L82 PathProgramCache]: Analyzing trace with hash 2041535800, now seen corresponding path program 1 times [2020-10-05 23:39:39,595 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:39:39,596 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [876438444] [2020-10-05 23:39:39,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:39:39,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:39:39,749 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 23:39:39,750 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [876438444] [2020-10-05 23:39:39,750 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:39:39,751 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-05 23:39:39,751 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1930858311] [2020-10-05 23:39:39,751 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-05 23:39:39,751 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:39:39,752 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-05 23:39:39,753 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-10-05 23:39:39,753 INFO L87 Difference]: Start difference. First operand 147 states and 320 transitions. Second operand 6 states. [2020-10-05 23:39:39,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:39:39,826 INFO L93 Difference]: Finished difference Result 131 states and 286 transitions. [2020-10-05 23:39:39,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-05 23:39:39,826 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 17 [2020-10-05 23:39:39,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:39:39,828 INFO L225 Difference]: With dead ends: 131 [2020-10-05 23:39:39,828 INFO L226 Difference]: Without dead ends: 121 [2020-10-05 23:39:39,828 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-10-05 23:39:39,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2020-10-05 23:39:39,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 121. [2020-10-05 23:39:39,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 121 states. [2020-10-05 23:39:39,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 268 transitions. [2020-10-05 23:39:39,833 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 268 transitions. Word has length 17 [2020-10-05 23:39:39,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:39:39,834 INFO L479 AbstractCegarLoop]: Abstraction has 121 states and 268 transitions. [2020-10-05 23:39:39,834 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-05 23:39:39,834 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 268 transitions. [2020-10-05 23:39:39,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-10-05 23:39:39,835 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:39:39,835 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 23:39:39,835 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-05 23:39:39,835 INFO L427 AbstractCegarLoop]: === Iteration 8 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:39:39,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:39:39,836 INFO L82 PathProgramCache]: Analyzing trace with hash 1929467529, now seen corresponding path program 1 times [2020-10-05 23:39:39,836 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:39:39,836 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1624555406] [2020-10-05 23:39:39,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:39:39,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:39:39,936 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 23:39:39,937 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1624555406] [2020-10-05 23:39:39,937 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:39:39,937 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-05 23:39:39,938 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [430671908] [2020-10-05 23:39:39,939 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-05 23:39:39,939 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:39:39,940 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-05 23:39:39,940 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-05 23:39:39,940 INFO L87 Difference]: Start difference. First operand 121 states and 268 transitions. Second operand 3 states. [2020-10-05 23:39:39,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:39:39,948 INFO L93 Difference]: Finished difference Result 150 states and 324 transitions. [2020-10-05 23:39:39,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-05 23:39:39,949 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2020-10-05 23:39:39,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:39:39,950 INFO L225 Difference]: With dead ends: 150 [2020-10-05 23:39:39,950 INFO L226 Difference]: Without dead ends: 61 [2020-10-05 23:39:39,950 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 23:39:39,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2020-10-05 23:39:39,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61. [2020-10-05 23:39:39,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 61 states. [2020-10-05 23:39:39,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 112 transitions. [2020-10-05 23:39:39,954 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 112 transitions. Word has length 20 [2020-10-05 23:39:39,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:39:39,954 INFO L479 AbstractCegarLoop]: Abstraction has 61 states and 112 transitions. [2020-10-05 23:39:39,954 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-05 23:39:39,956 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 112 transitions. [2020-10-05 23:39:39,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-10-05 23:39:39,957 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:39:39,957 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 23:39:39,957 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-05 23:39:39,957 INFO L427 AbstractCegarLoop]: === Iteration 9 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:39:39,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:39:39,958 INFO L82 PathProgramCache]: Analyzing trace with hash -439366969, now seen corresponding path program 2 times [2020-10-05 23:39:39,958 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:39:39,958 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1970752834] [2020-10-05 23:39:39,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:39:39,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:39:40,163 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 23:39:40,165 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1970752834] [2020-10-05 23:39:40,165 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:39:40,165 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-05 23:39:40,166 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1510814701] [2020-10-05 23:39:40,166 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-05 23:39:40,166 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:39:40,167 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-05 23:39:40,167 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-05 23:39:40,167 INFO L87 Difference]: Start difference. First operand 61 states and 112 transitions. Second operand 7 states. [2020-10-05 23:39:40,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:39:40,292 INFO L93 Difference]: Finished difference Result 75 states and 134 transitions. [2020-10-05 23:39:40,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-05 23:39:40,292 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 20 [2020-10-05 23:39:40,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:39:40,293 INFO L225 Difference]: With dead ends: 75 [2020-10-05 23:39:40,293 INFO L226 Difference]: Without dead ends: 41 [2020-10-05 23:39:40,294 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2020-10-05 23:39:40,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2020-10-05 23:39:40,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2020-10-05 23:39:40,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2020-10-05 23:39:40,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 64 transitions. [2020-10-05 23:39:40,296 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 64 transitions. Word has length 20 [2020-10-05 23:39:40,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:39:40,296 INFO L479 AbstractCegarLoop]: Abstraction has 41 states and 64 transitions. [2020-10-05 23:39:40,296 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-05 23:39:40,296 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 64 transitions. [2020-10-05 23:39:40,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-10-05 23:39:40,297 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:39:40,297 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 23:39:40,297 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-05 23:39:40,298 INFO L427 AbstractCegarLoop]: === Iteration 10 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:39:40,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:39:40,298 INFO L82 PathProgramCache]: Analyzing trace with hash -483881779, now seen corresponding path program 3 times [2020-10-05 23:39:40,298 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:39:40,298 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [165994464] [2020-10-05 23:39:40,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:39:40,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-05 23:39:40,346 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-05 23:39:40,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-05 23:39:40,392 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-05 23:39:40,428 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-05 23:39:40,428 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-10-05 23:39:40,429 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-05 23:39:40,430 WARN L633 etLargeBlockEncoding]: Failed to translate choice composition: Branch encoders not available. [2020-10-05 23:39:40,455 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [917] [917] L829-->L836: Formula: (let ((.cse6 (= (mod ~x$w_buff1_used~0_In-562918106 256) 0)) (.cse7 (= (mod ~x$r_buff1_thd0~0_In-562918106 256) 0)) (.cse9 (= (mod ~x$w_buff0_used~0_In-562918106 256) 0)) (.cse8 (= 0 (mod ~x$r_buff0_thd0~0_In-562918106 256)))) (let ((.cse1 (not .cse8)) (.cse2 (not .cse9)) (.cse0 (or .cse8 .cse9)) (.cse4 (not .cse7)) (.cse5 (not .cse6)) (.cse3 (or .cse6 .cse7))) (and (= ~x$r_buff0_thd0~0_Out-562918106 ~x$r_buff0_thd0~0_In-562918106) (or (and .cse0 (= ~x$w_buff0_used~0_In-562918106 ~x$w_buff0_used~0_Out-562918106)) (and .cse1 .cse2 (= 0 ~x$w_buff0_used~0_Out-562918106))) (= ULTIMATE.start_assume_abort_if_not_~cond_Out-562918106 |ULTIMATE.start_assume_abort_if_not_#in~cond_In-562918106|) (not (= ULTIMATE.start_assume_abort_if_not_~cond_Out-562918106 0)) (or (and .cse1 (= ~x$w_buff0~0_In-562918106 ~x~0_Out-562918106) .cse2) (and .cse0 (or (and (= ~x~0_In-562918106 ~x~0_Out-562918106) .cse3) (and .cse4 (= ~x$w_buff1~0_In-562918106 ~x~0_Out-562918106) .cse5)))) (= ~x$r_buff1_thd0~0_Out-562918106 ~x$r_buff1_thd0~0_In-562918106) (or (and .cse4 .cse5 (= ~x$w_buff1_used~0_Out-562918106 0)) (and .cse3 (= ~x$w_buff1_used~0_In-562918106 ~x$w_buff1_used~0_Out-562918106)))))) InVars {~x$w_buff0~0=~x$w_buff0~0_In-562918106, ~x$r_buff0_thd0~0=~x$r_buff0_thd0~0_In-562918106, ULTIMATE.start_assume_abort_if_not_#in~cond=|ULTIMATE.start_assume_abort_if_not_#in~cond_In-562918106|, ~x$w_buff1~0=~x$w_buff1~0_In-562918106, ~x$w_buff1_used~0=~x$w_buff1_used~0_In-562918106, ~x$r_buff1_thd0~0=~x$r_buff1_thd0~0_In-562918106, ~x~0=~x~0_In-562918106, ~x$w_buff0_used~0=~x$w_buff0_used~0_In-562918106} OutVars{~x$w_buff0~0=~x$w_buff0~0_In-562918106, ~x$r_buff0_thd0~0=~x$r_buff0_thd0~0_Out-562918106, ~x$w_buff1~0=~x$w_buff1~0_In-562918106, ~x$w_buff1_used~0=~x$w_buff1_used~0_Out-562918106, ~x$r_buff1_thd0~0=~x$r_buff1_thd0~0_Out-562918106, ULTIMATE.start_main_#t~ite43=|ULTIMATE.start_main_#t~ite43_Out-562918106|, ULTIMATE.start_main_#t~ite42=|ULTIMATE.start_main_#t~ite42_Out-562918106|, ULTIMATE.start_main_#t~ite45=|ULTIMATE.start_main_#t~ite45_Out-562918106|, ~x$w_buff0_used~0=~x$w_buff0_used~0_Out-562918106, ULTIMATE.start_main_#t~ite44=|ULTIMATE.start_main_#t~ite44_Out-562918106|, ULTIMATE.start_assume_abort_if_not_#in~cond=|ULTIMATE.start_assume_abort_if_not_#in~cond_In-562918106|, ULTIMATE.start_main_#t~ite41=|ULTIMATE.start_main_#t~ite41_Out-562918106|, ULTIMATE.start_main_#t~ite40=|ULTIMATE.start_main_#t~ite40_Out-562918106|, ULTIMATE.start_assume_abort_if_not_~cond=ULTIMATE.start_assume_abort_if_not_~cond_Out-562918106, ~x~0=~x~0_Out-562918106} AuxVars[] AssignedVars[~x$r_buff0_thd0~0, ULTIMATE.start_main_#t~ite41, ULTIMATE.start_main_#t~ite40, ULTIMATE.start_assume_abort_if_not_~cond, ~x$w_buff1_used~0, ~x$r_buff1_thd0~0, ULTIMATE.start_main_#t~ite43, ULTIMATE.start_main_#t~ite42, ~x~0, ULTIMATE.start_main_#t~ite45, ~x$w_buff0_used~0, ULTIMATE.start_main_#t~ite44] because there is no mapped edge [2020-10-05 23:39:40,468 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 23:39:40,468 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:39:40,469 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 23:39:40,469 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:39:40,469 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 23:39:40,470 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:39:40,471 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 23:39:40,472 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:39:40,472 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 23:39:40,472 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:39:40,473 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 23:39:40,473 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:39:40,473 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 23:39:40,473 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:39:40,475 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 23:39:40,475 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:39:40,475 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 23:39:40,475 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:39:40,476 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 23:39:40,476 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:39:40,477 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 23:39:40,477 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:39:40,478 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 23:39:40,478 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:39:40,478 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 23:39:40,478 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:39:40,479 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 23:39:40,479 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:39:40,479 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 23:39:40,479 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:39:40,480 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 23:39:40,480 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:39:40,480 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 23:39:40,481 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:39:40,481 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 23:39:40,481 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:39:40,486 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 23:39:40,486 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:39:40,487 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 23:39:40,487 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:39:40,487 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 23:39:40,487 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:39:40,488 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 23:39:40,488 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:39:40,488 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 23:39:40,488 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:39:40,488 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 23:39:40,488 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:39:40,590 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.10 11:39:40 BasicIcfg [2020-10-05 23:39:40,590 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-05 23:39:40,592 INFO L168 Benchmark]: Toolchain (without parser) took 8129.61 ms. Allocated memory was 138.4 MB in the beginning and 334.0 MB in the end (delta: 195.6 MB). Free memory was 100.7 MB in the beginning and 229.9 MB in the end (delta: -129.1 MB). Peak memory consumption was 66.4 MB. Max. memory is 7.1 GB. [2020-10-05 23:39:40,592 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 138.4 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-10-05 23:39:40,593 INFO L168 Benchmark]: CACSL2BoogieTranslator took 782.74 ms. Allocated memory was 138.4 MB in the beginning and 202.4 MB in the end (delta: 64.0 MB). Free memory was 100.5 MB in the beginning and 156.9 MB in the end (delta: -56.3 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. [2020-10-05 23:39:40,594 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.79 ms. Allocated memory is still 202.4 MB. Free memory was 156.9 MB in the beginning and 154.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2020-10-05 23:39:40,594 INFO L168 Benchmark]: Boogie Preprocessor took 36.50 ms. Allocated memory is still 202.4 MB. Free memory was 154.1 MB in the beginning and 151.3 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. [2020-10-05 23:39:40,595 INFO L168 Benchmark]: RCFGBuilder took 1971.72 ms. Allocated memory was 202.4 MB in the beginning and 251.1 MB in the end (delta: 48.8 MB). Free memory was 151.3 MB in the beginning and 200.0 MB in the end (delta: -48.7 MB). Peak memory consumption was 104.5 MB. Max. memory is 7.1 GB. [2020-10-05 23:39:40,596 INFO L168 Benchmark]: TraceAbstraction took 5262.99 ms. Allocated memory was 251.1 MB in the beginning and 334.0 MB in the end (delta: 82.8 MB). Free memory was 200.0 MB in the beginning and 229.9 MB in the end (delta: -29.8 MB). Peak memory consumption was 53.0 MB. Max. memory is 7.1 GB. [2020-10-05 23:39:40,600 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 138.4 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 782.74 ms. Allocated memory was 138.4 MB in the beginning and 202.4 MB in the end (delta: 64.0 MB). Free memory was 100.5 MB in the beginning and 156.9 MB in the end (delta: -56.3 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 68.79 ms. Allocated memory is still 202.4 MB. Free memory was 156.9 MB in the beginning and 154.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 36.50 ms. Allocated memory is still 202.4 MB. Free memory was 154.1 MB in the beginning and 151.3 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1971.72 ms. Allocated memory was 202.4 MB in the beginning and 251.1 MB in the end (delta: 48.8 MB). Free memory was 151.3 MB in the beginning and 200.0 MB in the end (delta: -48.7 MB). Peak memory consumption was 104.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 5262.99 ms. Allocated memory was 251.1 MB in the beginning and 334.0 MB in the end (delta: 82.8 MB). Free memory was 200.0 MB in the beginning and 229.9 MB in the end (delta: -29.8 MB). Peak memory consumption was 53.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 2.7s, 100 ProgramPointsBefore, 35 ProgramPointsAfterwards, 92 TransitionsBefore, 26 TransitionsAfterwards, 1544 CoEnabledTransitionPairs, 8 FixpointIterations, 32 TrivialSequentialCompositions, 38 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 7 ConcurrentYvCompositions, 1 ChoiceCompositions, 815 VarBasedMoverChecksPositive, 36 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 4029 CheckedPairsTotal, 77 TotalNumberOfCompositions - CounterExampleResult [Line: 8]: 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_p0_EAX = 0; [L703] 0 int __unbuffered_p2_EAX = 0; [L704] 0 _Bool main$tmp_guard0; [L705] 0 _Bool main$tmp_guard1; [L707] 0 int x = 0; [L708] 0 _Bool x$flush_delayed; [L709] 0 int x$mem_tmp; [L710] 0 _Bool x$r_buff0_thd0; [L711] 0 _Bool x$r_buff0_thd1; [L712] 0 _Bool x$r_buff0_thd2; [L713] 0 _Bool x$r_buff0_thd3; [L714] 0 _Bool x$r_buff1_thd0; [L715] 0 _Bool x$r_buff1_thd1; [L716] 0 _Bool x$r_buff1_thd2; [L717] 0 _Bool x$r_buff1_thd3; [L718] 0 _Bool x$read_delayed; [L719] 0 int *x$read_delayed_var; [L720] 0 int x$w_buff0; [L721] 0 _Bool x$w_buff0_used; [L722] 0 int x$w_buff1; [L723] 0 _Bool x$w_buff1_used; [L725] 0 int y = 0; [L727] 0 int z = 0; [L728] 0 _Bool weak$$choice0; [L729] 0 _Bool weak$$choice2; [L820] 0 pthread_t t2082; [L821] FCALL, FORK 0 pthread_create(&t2082, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L822] 0 pthread_t t2083; [L823] FCALL, FORK 0 pthread_create(&t2083, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L824] 0 pthread_t t2084; [L825] FCALL, FORK 0 pthread_create(&t2084, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L763] 2 x$w_buff1 = x$w_buff0 [L764] 2 x$w_buff0 = 1 [L765] 2 x$w_buff1_used = x$w_buff0_used [L766] 2 x$w_buff0_used = (_Bool)1 [L8] COND FALSE 2 !(!expression) [L768] 2 x$r_buff1_thd0 = x$r_buff0_thd0 [L769] 2 x$r_buff1_thd1 = x$r_buff0_thd1 [L770] 2 x$r_buff1_thd2 = x$r_buff0_thd2 [L771] 2 x$r_buff1_thd3 = x$r_buff0_thd3 [L772] 2 x$r_buff0_thd2 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L775] 2 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=0] [L792] 3 __unbuffered_p2_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=1, 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, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=0] [L795] 3 z = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=1, 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, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1] [L733] 1 z = 2 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=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, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=2] [L798] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L798] EXPR 3 x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x [L798] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L798] 3 x = x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L799] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used [L799] 3 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used [L800] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used [L800] 3 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used [L801] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3 [L801] 3 x$r_buff0_thd3 = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3 [L802] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3 [L802] 3 x$r_buff1_thd3 = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3 [L805] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L807] 3 return 0; [L738] 1 weak$$choice0 = __VERIFIER_nondet_bool() [L739] 1 weak$$choice2 = __VERIFIER_nondet_bool() [L740] 1 x$flush_delayed = weak$$choice2 [L741] 1 x$mem_tmp = x [L742] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1) [L742] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1 [L742] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1) [L742] 1 x = !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1) [L743] EXPR 1 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0)) [L743] 1 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0)) [L744] EXPR 1 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)) [L744] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1) [L744] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1 [L744] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1) [L744] EXPR 1 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)) [L744] 1 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)) [L745] EXPR 1 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used)) [L745] 1 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used)) [L746] EXPR 1 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L746] 1 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L747] EXPR 1 weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1)) [L747] 1 x$r_buff0_thd1 = weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1)) [L748] EXPR 1 weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L748] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0) [L748] EXPR 1 weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L748] 1 x$r_buff1_thd1 = weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L749] 1 __unbuffered_p0_EAX = x [L750] EXPR 1 x$flush_delayed ? x$mem_tmp : x [L750] 1 x = x$flush_delayed ? x$mem_tmp : x [L751] 1 x$flush_delayed = (_Bool)0 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=7, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=2] [L778] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L778] 2 x = x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L779] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L779] 2 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L780] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L780] 2 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L781] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L781] 2 x$r_buff0_thd2 = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L782] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L782] 2 x$r_buff1_thd2 = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L756] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L758] 1 return 0; [L785] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L787] 2 return 0; [L827] 0 main$tmp_guard0 = __unbuffered_cnt == 3 [L838] 0 main$tmp_guard1 = !(z == 2 && __unbuffered_p0_EAX == 0 && __unbuffered_p2_EAX == 1) [L8] COND TRUE 0 !expression [L8] 0 __VERIFIER_error() VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=7, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1, z=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 91 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 4.9s, OverallIterations: 10, TraceHistogramMax: 1, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 2.8s, HoareTripleCheckerStatistics: 197 SDtfs, 197 SDslu, 293 SDs, 0 SdLazy, 135 SolverSat, 35 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 30 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=658occurred 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: 0.1s AutomataMinimizationTime, 9 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 141 NumberOfCodeBlocks, 141 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 112 ConstructedInterpolants, 0 QuantifiedInterpolants, 6580 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 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...