./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-atomic/dekker.i --full-output -ea --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8bd4bc60 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-atomic/dekker.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f5e42261301f32a7390ffdbf7d1196836fa5a545 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-8bd4bc6 [2020-07-28 20:18:06,133 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-28 20:18:06,136 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-28 20:18:06,155 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-28 20:18:06,156 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-28 20:18:06,158 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-28 20:18:06,160 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-28 20:18:06,173 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-28 20:18:06,175 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-28 20:18:06,176 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-28 20:18:06,178 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-28 20:18:06,180 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-28 20:18:06,180 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-28 20:18:06,184 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-28 20:18:06,185 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-28 20:18:06,187 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-28 20:18:06,189 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-28 20:18:06,190 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-28 20:18:06,193 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-28 20:18:06,196 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-28 20:18:06,201 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-28 20:18:06,203 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-28 20:18:06,204 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-28 20:18:06,204 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-28 20:18:06,207 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-28 20:18:06,207 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-28 20:18:06,207 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-28 20:18:06,208 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-28 20:18:06,208 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-28 20:18:06,209 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-28 20:18:06,210 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-28 20:18:06,210 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-28 20:18:06,211 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-28 20:18:06,212 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-28 20:18:06,213 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-28 20:18:06,213 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-28 20:18:06,214 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-28 20:18:06,214 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-28 20:18:06,215 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-28 20:18:06,216 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-28 20:18:06,216 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-28 20:18:06,217 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-28 20:18:06,232 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-28 20:18:06,232 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-28 20:18:06,233 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-28 20:18:06,234 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-28 20:18:06,234 INFO L138 SettingsManager]: * Use SBE=true [2020-07-28 20:18:06,234 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-28 20:18:06,234 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-28 20:18:06,235 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-28 20:18:06,235 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-28 20:18:06,235 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-28 20:18:06,236 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-28 20:18:06,236 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-28 20:18:06,236 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-28 20:18:06,237 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-28 20:18:06,237 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-28 20:18:06,237 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-28 20:18:06,237 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-28 20:18:06,238 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-28 20:18:06,238 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-28 20:18:06,238 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-28 20:18:06,239 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-28 20:18:06,239 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-28 20:18:06,239 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-28 20:18:06,240 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-28 20:18:06,240 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-28 20:18:06,240 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-28 20:18:06,240 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-28 20:18:06,241 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-28 20:18:06,241 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-28 20:18:06,241 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f5e42261301f32a7390ffdbf7d1196836fa5a545 [2020-07-28 20:18:06,556 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-28 20:18:06,569 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-28 20:18:06,573 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-28 20:18:06,574 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-28 20:18:06,575 INFO L275 PluginConnector]: CDTParser initialized [2020-07-28 20:18:06,576 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-atomic/dekker.i [2020-07-28 20:18:06,641 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/808e3f7cd/63a981a6813a4273a0b7e4344e204998/FLAG98fb4c741 [2020-07-28 20:18:07,196 INFO L306 CDTParser]: Found 1 translation units. [2020-07-28 20:18:07,197 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-atomic/dekker.i [2020-07-28 20:18:07,211 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/808e3f7cd/63a981a6813a4273a0b7e4344e204998/FLAG98fb4c741 [2020-07-28 20:18:07,549 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/808e3f7cd/63a981a6813a4273a0b7e4344e204998 [2020-07-28 20:18:07,552 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-28 20:18:07,554 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-28 20:18:07,555 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-28 20:18:07,556 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-28 20:18:07,559 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-28 20:18:07,561 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 08:18:07" (1/1) ... [2020-07-28 20:18:07,563 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31cf07ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 08:18:07, skipping insertion in model container [2020-07-28 20:18:07,564 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 08:18:07" (1/1) ... [2020-07-28 20:18:07,572 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-28 20:18:07,616 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-28 20:18:08,123 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 20:18:08,138 INFO L203 MainTranslator]: Completed pre-run [2020-07-28 20:18:08,228 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 20:18:08,317 INFO L208 MainTranslator]: Completed translation [2020-07-28 20:18:08,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 08:18:08 WrapperNode [2020-07-28 20:18:08,319 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-28 20:18:08,321 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-07-28 20:18:08,321 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-07-28 20:18:08,321 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-07-28 20:18:08,330 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 08:18:08" (1/1) ... [2020-07-28 20:18:08,374 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 08:18:08" (1/1) ... [2020-07-28 20:18:08,412 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-07-28 20:18:08,413 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-28 20:18:08,413 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-28 20:18:08,413 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-28 20:18:08,424 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 08:18:08" (1/1) ... [2020-07-28 20:18:08,424 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 08:18:08" (1/1) ... [2020-07-28 20:18:08,436 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 08:18:08" (1/1) ... [2020-07-28 20:18:08,437 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 08:18:08" (1/1) ... [2020-07-28 20:18:08,461 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 08:18:08" (1/1) ... [2020-07-28 20:18:08,471 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 08:18:08" (1/1) ... [2020-07-28 20:18:08,475 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 08:18:08" (1/1) ... [2020-07-28 20:18:08,483 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-28 20:18:08,487 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-28 20:18:08,487 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-28 20:18:08,487 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-28 20:18:08,492 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 08:18:08" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-28 20:18:08,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-28 20:18:08,574 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2020-07-28 20:18:08,574 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2020-07-28 20:18:08,575 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2020-07-28 20:18:08,575 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2020-07-28 20:18:08,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-28 20:18:08,576 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-28 20:18:08,576 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-28 20:18:08,576 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-28 20:18:08,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-28 20:18:08,579 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-07-28 20:18:09,060 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-28 20:18:09,060 INFO L295 CfgBuilder]: Removed 10 assume(true) statements. [2020-07-28 20:18:09,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 08:18:09 BoogieIcfgContainer [2020-07-28 20:18:09,064 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-28 20:18:09,066 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-28 20:18:09,066 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-28 20:18:09,070 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-28 20:18:09,071 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.07 08:18:07" (1/3) ... [2020-07-28 20:18:09,072 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7322104d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 08:18:09, skipping insertion in model container [2020-07-28 20:18:09,073 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 08:18:08" (2/3) ... [2020-07-28 20:18:09,073 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7322104d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 08:18:09, skipping insertion in model container [2020-07-28 20:18:09,073 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 08:18:09" (3/3) ... [2020-07-28 20:18:09,076 INFO L109 eAbstractionObserver]: Analyzing ICFG dekker.i [2020-07-28 20:18:09,086 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-07-28 20:18:09,087 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-28 20:18:09,095 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-07-28 20:18:09,096 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-07-28 20:18:09,128 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-07-28 20:18:09,128 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-07-28 20:18:09,129 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-07-28 20:18:09,129 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-07-28 20:18:09,130 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-07-28 20:18:09,131 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-07-28 20:18:09,132 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-07-28 20:18:09,132 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-07-28 20:18:09,132 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-07-28 20:18:09,132 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-07-28 20:18:09,134 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-07-28 20:18:09,134 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-07-28 20:18:09,138 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-07-28 20:18:09,139 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-07-28 20:18:09,139 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-07-28 20:18:09,139 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-07-28 20:18:09,146 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-07-28 20:18:09,146 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-07-28 20:18:09,147 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-07-28 20:18:09,147 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-07-28 20:18:09,172 INFO L251 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2020-07-28 20:18:09,195 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-28 20:18:09,195 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-28 20:18:09,195 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-28 20:18:09,196 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-28 20:18:09,196 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-28 20:18:09,196 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-28 20:18:09,196 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-28 20:18:09,196 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-28 20:18:09,214 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 74 places, 82 transitions, 186 flow [2020-07-28 20:18:09,216 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 74 places, 82 transitions, 186 flow [2020-07-28 20:18:09,261 INFO L129 PetriNetUnfolder]: 14/82 cut-off events. [2020-07-28 20:18:09,261 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2020-07-28 20:18:09,268 INFO L80 FinitePrefix]: Finished finitePrefix Result has 93 conditions, 82 events. 14/82 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 112 event pairs, 0 based on Foata normal form. 0/67 useless extension candidates. Maximal degree in co-relation 53. Up to 3 conditions per place. [2020-07-28 20:18:09,271 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 74 places, 82 transitions, 186 flow [2020-07-28 20:18:09,305 INFO L129 PetriNetUnfolder]: 14/82 cut-off events. [2020-07-28 20:18:09,306 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2020-07-28 20:18:09,313 INFO L80 FinitePrefix]: Finished finitePrefix Result has 93 conditions, 82 events. 14/82 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 112 event pairs, 0 based on Foata normal form. 0/67 useless extension candidates. Maximal degree in co-relation 53. Up to 3 conditions per place. [2020-07-28 20:18:09,318 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 1428 [2020-07-28 20:18:09,319 INFO L170 etLargeBlockEncoding]: Semantic Check. [2020-07-28 20:18:10,670 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 45 [2020-07-28 20:18:11,137 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 53 [2020-07-28 20:18:11,273 INFO L206 etLargeBlockEncoding]: Checked pairs total: 3385 [2020-07-28 20:18:11,274 INFO L214 etLargeBlockEncoding]: Total number of compositions: 47 [2020-07-28 20:18:11,278 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 40 places, 44 transitions, 110 flow [2020-07-28 20:18:11,306 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 335 states. [2020-07-28 20:18:11,308 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states. [2020-07-28 20:18:11,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-07-28 20:18:11,315 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 20:18:11,316 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2020-07-28 20:18:11,316 INFO L427 AbstractCegarLoop]: === Iteration 1 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 20:18:11,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 20:18:11,322 INFO L82 PathProgramCache]: Analyzing trace with hash 328460490, now seen corresponding path program 1 times [2020-07-28 20:18:11,334 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 20:18:11,335 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1291889481] [2020-07-28 20:18:11,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 20:18:11,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 20:18:11,525 INFO L280 TraceCheckUtils]: 0: Hoare triple {747#true} [316] ULTIMATE.startENTRY-->L713: Formula: (let ((.cse0 (store |#valid_In1270992048| 0 0))) (let ((.cse1 (store .cse0 |ULTIMATE.start_main_~#t1~0.base_Out1270992048| 1))) (and (= 0 (select .cse0 |ULTIMATE.start_main_~#t1~0.base_Out1270992048|)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond_Out1270992048| 1) (= 0 (select .cse1 |ULTIMATE.start_main_~#t2~0.base_Out1270992048|)) (= 0 |ULTIMATE.start_main_~#t2~0.offset_Out1270992048|) (= 0 |ULTIMATE.start_main_~#t1~0.offset_Out1270992048|) (= 0 ~flag1~0_Out1270992048) (= 0 ~turn~0_Out1270992048) (< |#StackHeapBarrier_In1270992048| |ULTIMATE.start_main_~#t1~0.base_Out1270992048|) (= 0 ~flag2~0_Out1270992048) (= |#NULL.base_Out1270992048| 0) (= |#valid_Out1270992048| (store .cse1 |ULTIMATE.start_main_~#t2~0.base_Out1270992048| 1)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond_Out1270992048| ULTIMATE.start_assume_abort_if_not_~cond_Out1270992048) (= 0 |#NULL.offset_Out1270992048|) (= (store (store |#length_In1270992048| |ULTIMATE.start_main_~#t1~0.base_Out1270992048| 4) |ULTIMATE.start_main_~#t2~0.base_Out1270992048| 4) |#length_Out1270992048|) (< |#StackHeapBarrier_In1270992048| |ULTIMATE.start_main_~#t2~0.base_Out1270992048|) (= |#memory_int_Out1270992048| (store |#memory_int_In1270992048| |ULTIMATE.start_main_~#t1~0.base_Out1270992048| (store (select |#memory_int_In1270992048| |ULTIMATE.start_main_~#t1~0.base_Out1270992048|) |ULTIMATE.start_main_~#t1~0.offset_Out1270992048| 0))) (= 0 ~x~0_Out1270992048) (< 0 |#StackHeapBarrier_In1270992048|)))) InVars {#StackHeapBarrier=|#StackHeapBarrier_In1270992048|, #valid=|#valid_In1270992048|, #memory_int=|#memory_int_In1270992048|, #length=|#length_In1270992048|} OutVars{ULTIMATE.start_main_#t~nondet2=|ULTIMATE.start_main_#t~nondet2_Out1270992048|, ULTIMATE.start_main_#t~nondet3=|ULTIMATE.start_main_#t~nondet3_Out1270992048|, ULTIMATE.start_main_~#t2~0.offset=|ULTIMATE.start_main_~#t2~0.offset_Out1270992048|, #NULL.offset=|#NULL.offset_Out1270992048|, #NULL.base=|#NULL.base_Out1270992048|, ULTIMATE.start_main_~#t1~0.base=|ULTIMATE.start_main_~#t1~0.base_Out1270992048|, ULTIMATE.start_assume_abort_if_not_#in~cond=|ULTIMATE.start_assume_abort_if_not_#in~cond_Out1270992048|, #StackHeapBarrier=|#StackHeapBarrier_In1270992048|, ULTIMATE.start_assume_abort_if_not_~cond=ULTIMATE.start_assume_abort_if_not_~cond_Out1270992048, ULTIMATE.start_main_#res=|ULTIMATE.start_main_#res_Out1270992048|, ~flag2~0=~flag2~0_Out1270992048, #valid=|#valid_Out1270992048|, #memory_int=|#memory_int_Out1270992048|, ~flag1~0=~flag1~0_Out1270992048, #length=|#length_Out1270992048|, ~turn~0=~turn~0_Out1270992048, ULTIMATE.start_main_~#t1~0.offset=|ULTIMATE.start_main_~#t1~0.offset_Out1270992048|, ULTIMATE.start_main_~#t2~0.base=|ULTIMATE.start_main_~#t2~0.base_Out1270992048|, ULTIMATE.start_main_#t~mem5=|ULTIMATE.start_main_#t~mem5_Out1270992048|, ~x~0=~x~0_Out1270992048, ULTIMATE.start_main_#t~mem4=|ULTIMATE.start_main_#t~mem4_Out1270992048|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet2, ULTIMATE.start_main_#t~nondet3, ULTIMATE.start_main_~#t2~0.offset, #NULL.offset, #NULL.base, ULTIMATE.start_main_~#t1~0.base, ULTIMATE.start_assume_abort_if_not_#in~cond, ULTIMATE.start_assume_abort_if_not_~cond, ULTIMATE.start_main_#res, ~flag2~0, #valid, #memory_int, ~flag1~0, #length, ~turn~0, ULTIMATE.start_main_~#t1~0.offset, ULTIMATE.start_main_~#t2~0.base, ULTIMATE.start_main_#t~mem5, ~x~0, ULTIMATE.start_main_#t~mem4] {747#true} is VALID [2020-07-28 20:18:11,526 INFO L280 TraceCheckUtils]: 1: Hoare triple {747#true} [259] L713-->thr1ENTRY: Formula: (and (= 0 |v_thr1Thread1of1ForFork0_#in~_.base_3|) (= 0 |v_thr1Thread1of1ForFork0_#in~_.offset_3|) (= 0 v_thr1Thread1of1ForFork0_thidvar0_2)) InVars {} OutVars{thr1Thread1of1ForFork0_~_.base=v_thr1Thread1of1ForFork0_~_.base_3, thr1Thread1of1ForFork0_#in~_.offset=|v_thr1Thread1of1ForFork0_#in~_.offset_3|, thr1Thread1of1ForFork0_#res.base=|v_thr1Thread1of1ForFork0_#res.base_3|, thr1Thread1of1ForFork0_thidvar0=v_thr1Thread1of1ForFork0_thidvar0_2, thr1Thread1of1ForFork0_#in~_.base=|v_thr1Thread1of1ForFork0_#in~_.base_3|, thr1Thread1of1ForFork0_#res.offset=|v_thr1Thread1of1ForFork0_#res.offset_3|, thr1Thread1of1ForFork0_~_.offset=v_thr1Thread1of1ForFork0_~_.offset_3} AuxVars[] AssignedVars[thr1Thread1of1ForFork0_~_.base, thr1Thread1of1ForFork0_#in~_.offset, thr1Thread1of1ForFork0_#res.base, thr1Thread1of1ForFork0_thidvar0, thr1Thread1of1ForFork0_#in~_.base, thr1Thread1of1ForFork0_#res.offset, thr1Thread1of1ForFork0_~_.offset] {747#true} is VALID [2020-07-28 20:18:11,527 INFO L280 TraceCheckUtils]: 2: Hoare triple {747#true} [285] thr1ENTRY-->L683-2: Formula: (and (= |v_thr1Thread1of1ForFork0_#in~_.offset_4| v_thr1Thread1of1ForFork0_~_.offset_4) (= v_thr1Thread1of1ForFork0_~_.base_4 |v_thr1Thread1of1ForFork0_#in~_.base_4|) (= 1 v_~flag1~0_24)) InVars {thr1Thread1of1ForFork0_#in~_.offset=|v_thr1Thread1of1ForFork0_#in~_.offset_4|, thr1Thread1of1ForFork0_#in~_.base=|v_thr1Thread1of1ForFork0_#in~_.base_4|} OutVars{thr1Thread1of1ForFork0_~_.base=v_thr1Thread1of1ForFork0_~_.base_4, thr1Thread1of1ForFork0_#in~_.offset=|v_thr1Thread1of1ForFork0_#in~_.offset_4|, ~flag1~0=v_~flag1~0_24, thr1Thread1of1ForFork0_#in~_.base=|v_thr1Thread1of1ForFork0_#in~_.base_4|, thr1Thread1of1ForFork0_~_.offset=v_thr1Thread1of1ForFork0_~_.offset_4} AuxVars[] AssignedVars[thr1Thread1of1ForFork0_~_.base, ~flag1~0, thr1Thread1of1ForFork0_~_.offset] {747#true} is VALID [2020-07-28 20:18:11,528 INFO L280 TraceCheckUtils]: 3: Hoare triple {747#true} [280] L683-2-->L690: Formula: false InVars {} OutVars{~x~0=v_~x~0_21} AuxVars[] AssignedVars[~x~0] {748#false} is VALID [2020-07-28 20:18:11,528 INFO L280 TraceCheckUtils]: 4: Hoare triple {748#false} [269] L690-->thr1Err0ASSERT_VIOLATIONERROR_FUNCTION: Formula: (not (<= v_~x~0_16 0)) InVars {~x~0=v_~x~0_16} OutVars{~x~0=v_~x~0_16} AuxVars[] AssignedVars[] {748#false} is VALID [2020-07-28 20:18:11,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 20:18:11,531 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1291889481] [2020-07-28 20:18:11,532 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 20:18:11,533 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-28 20:18:11,534 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [650579012] [2020-07-28 20:18:11,541 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 5 [2020-07-28 20:18:11,542 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 20:18:11,548 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states. [2020-07-28 20:18:11,566 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 5 edges. 5 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 20:18:11,566 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-28 20:18:11,567 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 20:18:11,578 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-28 20:18:11,580 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-28 20:18:11,582 INFO L87 Difference]: Start difference. First operand 335 states. Second operand 2 states. [2020-07-28 20:18:11,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 20:18:11,704 INFO L93 Difference]: Finished difference Result 335 states and 891 transitions. [2020-07-28 20:18:11,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-28 20:18:11,704 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 5 [2020-07-28 20:18:11,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 20:18:11,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 20:18:11,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 42 transitions. [2020-07-28 20:18:11,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 20:18:11,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 42 transitions. [2020-07-28 20:18:11,709 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states and 42 transitions. [2020-07-28 20:18:11,766 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 42 edges. 42 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 20:18:11,805 INFO L225 Difference]: With dead ends: 335 [2020-07-28 20:18:11,805 INFO L226 Difference]: Without dead ends: 296 [2020-07-28 20:18:11,808 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-28 20:18:11,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 296 states. [2020-07-28 20:18:11,866 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,868 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,868 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,868 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,869 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,869 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,869 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,869 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,870 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,870 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,870 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,870 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,871 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,871 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,871 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,871 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,872 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,872 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,872 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,872 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,873 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,873 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,873 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,873 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,874 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,874 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,874 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,874 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,875 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,875 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,875 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,875 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,876 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,876 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,876 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,876 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,877 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,877 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,877 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,877 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,878 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,878 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,878 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,878 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,879 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,879 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,879 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,879 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,880 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,885 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,886 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,886 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,886 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,886 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,887 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,887 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,887 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,887 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,887 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,888 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,888 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,888 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,888 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,888 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,889 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,889 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,889 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,889 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,889 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,890 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,890 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,890 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,890 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,890 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,891 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,891 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,891 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,891 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,891 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,892 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,892 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,892 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,892 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,892 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,893 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,893 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,893 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,894 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,894 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,894 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,894 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,895 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,895 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,895 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,895 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,896 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,896 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,896 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,896 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,897 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,897 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,897 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,897 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,898 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,898 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,898 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,898 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,899 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,899 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,899 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,899 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,900 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,900 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,900 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,900 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,901 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,901 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,901 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,901 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,902 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,902 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,902 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,902 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,903 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,903 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,903 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,903 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,904 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,904 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,904 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,905 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,905 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,905 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,905 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,906 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,906 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,906 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,906 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,907 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,909 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,910 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,910 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,910 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,910 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,911 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,911 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,911 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,911 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,912 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,912 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,912 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,913 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,913 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,913 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,913 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,914 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,914 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,914 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,914 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,915 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,915 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,915 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,915 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,916 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,916 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,916 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,916 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,917 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,917 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,917 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,917 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,918 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,918 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,918 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,918 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,919 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,919 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,919 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,919 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,920 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,920 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,920 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,920 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,921 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,921 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,921 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,921 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,922 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,922 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,922 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,922 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,923 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,923 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,923 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,923 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,924 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,924 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,924 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,924 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,925 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,925 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,925 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,925 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,926 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,926 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,926 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,926 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,927 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,927 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,927 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,927 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,928 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,928 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,928 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,928 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,929 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,929 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,929 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,930 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,930 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,930 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,930 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,931 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,931 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,931 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,931 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,932 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,932 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,932 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,933 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,933 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,933 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,933 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,934 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,934 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,934 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,934 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,935 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,935 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,935 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,935 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,936 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,936 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,936 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,936 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,937 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,937 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,937 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,937 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,938 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,938 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,938 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,938 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,939 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,939 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,939 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,939 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,940 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,940 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,940 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,941 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,941 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,941 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,941 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,942 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,942 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,942 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,942 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,943 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,943 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,943 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,943 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,944 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,944 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,944 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,944 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,945 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,945 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,945 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,946 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,946 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,946 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,946 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,947 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,947 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,947 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,948 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,948 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,948 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,949 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,949 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,949 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,949 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,950 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,950 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,950 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:11,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 296 to 296. [2020-07-28 20:18:11,951 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 20:18:11,952 INFO L82 GeneralOperation]: Start isEquivalent. First operand 296 states. Second operand 296 states. [2020-07-28 20:18:11,953 INFO L74 IsIncluded]: Start isIncluded. First operand 296 states. Second operand 296 states. [2020-07-28 20:18:11,953 INFO L87 Difference]: Start difference. First operand 296 states. Second operand 296 states. [2020-07-28 20:18:11,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 20:18:11,982 INFO L93 Difference]: Finished difference Result 296 states and 806 transitions. [2020-07-28 20:18:11,983 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 806 transitions. [2020-07-28 20:18:11,986 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 20:18:11,986 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 20:18:11,986 INFO L74 IsIncluded]: Start isIncluded. First operand 296 states. Second operand 296 states. [2020-07-28 20:18:11,987 INFO L87 Difference]: Start difference. First operand 296 states. Second operand 296 states. [2020-07-28 20:18:12,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 20:18:12,014 INFO L93 Difference]: Finished difference Result 296 states and 806 transitions. [2020-07-28 20:18:12,015 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 806 transitions. [2020-07-28 20:18:12,017 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 20:18:12,018 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 20:18:12,018 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 20:18:12,018 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 20:18:12,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 296 states. [2020-07-28 20:18:12,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 296 states and 806 transitions. [2020-07-28 20:18:12,045 INFO L78 Accepts]: Start accepts. Automaton has 296 states and 806 transitions. Word has length 5 [2020-07-28 20:18:12,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 20:18:12,045 INFO L479 AbstractCegarLoop]: Abstraction has 296 states and 806 transitions. [2020-07-28 20:18:12,045 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-28 20:18:12,046 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 806 transitions. [2020-07-28 20:18:12,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-07-28 20:18:12,046 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 20:18:12,047 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2020-07-28 20:18:12,047 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-28 20:18:12,047 INFO L427 AbstractCegarLoop]: === Iteration 2 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 20:18:12,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 20:18:12,048 INFO L82 PathProgramCache]: Analyzing trace with hash 1592301590, now seen corresponding path program 1 times [2020-07-28 20:18:12,048 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 20:18:12,049 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1525624177] [2020-07-28 20:18:12,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 20:18:12,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 20:18:12,131 INFO L280 TraceCheckUtils]: 0: Hoare triple {2270#true} [316] ULTIMATE.startENTRY-->L713: Formula: (let ((.cse0 (store |#valid_In1270992048| 0 0))) (let ((.cse1 (store .cse0 |ULTIMATE.start_main_~#t1~0.base_Out1270992048| 1))) (and (= 0 (select .cse0 |ULTIMATE.start_main_~#t1~0.base_Out1270992048|)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond_Out1270992048| 1) (= 0 (select .cse1 |ULTIMATE.start_main_~#t2~0.base_Out1270992048|)) (= 0 |ULTIMATE.start_main_~#t2~0.offset_Out1270992048|) (= 0 |ULTIMATE.start_main_~#t1~0.offset_Out1270992048|) (= 0 ~flag1~0_Out1270992048) (= 0 ~turn~0_Out1270992048) (< |#StackHeapBarrier_In1270992048| |ULTIMATE.start_main_~#t1~0.base_Out1270992048|) (= 0 ~flag2~0_Out1270992048) (= |#NULL.base_Out1270992048| 0) (= |#valid_Out1270992048| (store .cse1 |ULTIMATE.start_main_~#t2~0.base_Out1270992048| 1)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond_Out1270992048| ULTIMATE.start_assume_abort_if_not_~cond_Out1270992048) (= 0 |#NULL.offset_Out1270992048|) (= (store (store |#length_In1270992048| |ULTIMATE.start_main_~#t1~0.base_Out1270992048| 4) |ULTIMATE.start_main_~#t2~0.base_Out1270992048| 4) |#length_Out1270992048|) (< |#StackHeapBarrier_In1270992048| |ULTIMATE.start_main_~#t2~0.base_Out1270992048|) (= |#memory_int_Out1270992048| (store |#memory_int_In1270992048| |ULTIMATE.start_main_~#t1~0.base_Out1270992048| (store (select |#memory_int_In1270992048| |ULTIMATE.start_main_~#t1~0.base_Out1270992048|) |ULTIMATE.start_main_~#t1~0.offset_Out1270992048| 0))) (= 0 ~x~0_Out1270992048) (< 0 |#StackHeapBarrier_In1270992048|)))) InVars {#StackHeapBarrier=|#StackHeapBarrier_In1270992048|, #valid=|#valid_In1270992048|, #memory_int=|#memory_int_In1270992048|, #length=|#length_In1270992048|} OutVars{ULTIMATE.start_main_#t~nondet2=|ULTIMATE.start_main_#t~nondet2_Out1270992048|, ULTIMATE.start_main_#t~nondet3=|ULTIMATE.start_main_#t~nondet3_Out1270992048|, ULTIMATE.start_main_~#t2~0.offset=|ULTIMATE.start_main_~#t2~0.offset_Out1270992048|, #NULL.offset=|#NULL.offset_Out1270992048|, #NULL.base=|#NULL.base_Out1270992048|, ULTIMATE.start_main_~#t1~0.base=|ULTIMATE.start_main_~#t1~0.base_Out1270992048|, ULTIMATE.start_assume_abort_if_not_#in~cond=|ULTIMATE.start_assume_abort_if_not_#in~cond_Out1270992048|, #StackHeapBarrier=|#StackHeapBarrier_In1270992048|, ULTIMATE.start_assume_abort_if_not_~cond=ULTIMATE.start_assume_abort_if_not_~cond_Out1270992048, ULTIMATE.start_main_#res=|ULTIMATE.start_main_#res_Out1270992048|, ~flag2~0=~flag2~0_Out1270992048, #valid=|#valid_Out1270992048|, #memory_int=|#memory_int_Out1270992048|, ~flag1~0=~flag1~0_Out1270992048, #length=|#length_Out1270992048|, ~turn~0=~turn~0_Out1270992048, ULTIMATE.start_main_~#t1~0.offset=|ULTIMATE.start_main_~#t1~0.offset_Out1270992048|, ULTIMATE.start_main_~#t2~0.base=|ULTIMATE.start_main_~#t2~0.base_Out1270992048|, ULTIMATE.start_main_#t~mem5=|ULTIMATE.start_main_#t~mem5_Out1270992048|, ~x~0=~x~0_Out1270992048, ULTIMATE.start_main_#t~mem4=|ULTIMATE.start_main_#t~mem4_Out1270992048|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet2, ULTIMATE.start_main_#t~nondet3, ULTIMATE.start_main_~#t2~0.offset, #NULL.offset, #NULL.base, ULTIMATE.start_main_~#t1~0.base, ULTIMATE.start_assume_abort_if_not_#in~cond, ULTIMATE.start_assume_abort_if_not_~cond, ULTIMATE.start_main_#res, ~flag2~0, #valid, #memory_int, ~flag1~0, #length, ~turn~0, ULTIMATE.start_main_~#t1~0.offset, ULTIMATE.start_main_~#t2~0.base, ULTIMATE.start_main_#t~mem5, ~x~0, ULTIMATE.start_main_#t~mem4] {2270#true} is VALID [2020-07-28 20:18:12,132 INFO L280 TraceCheckUtils]: 1: Hoare triple {2270#true} [259] L713-->thr1ENTRY: Formula: (and (= 0 |v_thr1Thread1of1ForFork0_#in~_.base_3|) (= 0 |v_thr1Thread1of1ForFork0_#in~_.offset_3|) (= 0 v_thr1Thread1of1ForFork0_thidvar0_2)) InVars {} OutVars{thr1Thread1of1ForFork0_~_.base=v_thr1Thread1of1ForFork0_~_.base_3, thr1Thread1of1ForFork0_#in~_.offset=|v_thr1Thread1of1ForFork0_#in~_.offset_3|, thr1Thread1of1ForFork0_#res.base=|v_thr1Thread1of1ForFork0_#res.base_3|, thr1Thread1of1ForFork0_thidvar0=v_thr1Thread1of1ForFork0_thidvar0_2, thr1Thread1of1ForFork0_#in~_.base=|v_thr1Thread1of1ForFork0_#in~_.base_3|, thr1Thread1of1ForFork0_#res.offset=|v_thr1Thread1of1ForFork0_#res.offset_3|, thr1Thread1of1ForFork0_~_.offset=v_thr1Thread1of1ForFork0_~_.offset_3} AuxVars[] AssignedVars[thr1Thread1of1ForFork0_~_.base, thr1Thread1of1ForFork0_#in~_.offset, thr1Thread1of1ForFork0_#res.base, thr1Thread1of1ForFork0_thidvar0, thr1Thread1of1ForFork0_#in~_.base, thr1Thread1of1ForFork0_#res.offset, thr1Thread1of1ForFork0_~_.offset] {2270#true} is VALID [2020-07-28 20:18:12,133 INFO L280 TraceCheckUtils]: 2: Hoare triple {2270#true} [285] thr1ENTRY-->L683-2: Formula: (and (= |v_thr1Thread1of1ForFork0_#in~_.offset_4| v_thr1Thread1of1ForFork0_~_.offset_4) (= v_thr1Thread1of1ForFork0_~_.base_4 |v_thr1Thread1of1ForFork0_#in~_.base_4|) (= 1 v_~flag1~0_24)) InVars {thr1Thread1of1ForFork0_#in~_.offset=|v_thr1Thread1of1ForFork0_#in~_.offset_4|, thr1Thread1of1ForFork0_#in~_.base=|v_thr1Thread1of1ForFork0_#in~_.base_4|} OutVars{thr1Thread1of1ForFork0_~_.base=v_thr1Thread1of1ForFork0_~_.base_4, thr1Thread1of1ForFork0_#in~_.offset=|v_thr1Thread1of1ForFork0_#in~_.offset_4|, ~flag1~0=v_~flag1~0_24, thr1Thread1of1ForFork0_#in~_.base=|v_thr1Thread1of1ForFork0_#in~_.base_4|, thr1Thread1of1ForFork0_~_.offset=v_thr1Thread1of1ForFork0_~_.offset_4} AuxVars[] AssignedVars[thr1Thread1of1ForFork0_~_.base, ~flag1~0, thr1Thread1of1ForFork0_~_.offset] {2270#true} is VALID [2020-07-28 20:18:12,133 INFO L280 TraceCheckUtils]: 3: Hoare triple {2270#true} [240] L683-2-->L682-2: Formula: (not (<= 1 v_~flag2~0_5)) InVars {~flag2~0=v_~flag2~0_5} OutVars{~flag2~0=v_~flag2~0_5} AuxVars[] AssignedVars[] {2270#true} is VALID [2020-07-28 20:18:12,134 INFO L280 TraceCheckUtils]: 4: Hoare triple {2270#true} [242] L682-2-->L690: Formula: (= v_~x~0_4 0) InVars {} OutVars{~x~0=v_~x~0_4} AuxVars[] AssignedVars[~x~0] {2272#(= 0 ~x~0)} is VALID [2020-07-28 20:18:12,135 INFO L280 TraceCheckUtils]: 5: Hoare triple {2272#(= 0 ~x~0)} [269] L690-->thr1Err0ASSERT_VIOLATIONERROR_FUNCTION: Formula: (not (<= v_~x~0_16 0)) InVars {~x~0=v_~x~0_16} OutVars{~x~0=v_~x~0_16} AuxVars[] AssignedVars[] {2271#false} is VALID [2020-07-28 20:18:12,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 20:18:12,135 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1525624177] [2020-07-28 20:18:12,136 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 20:18:12,136 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-28 20:18:12,136 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [918195855] [2020-07-28 20:18:12,138 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 6 [2020-07-28 20:18:12,138 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 20:18:12,138 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 20:18:12,147 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 6 edges. 6 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 20:18:12,147 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 20:18:12,147 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 20:18:12,147 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 20:18:12,148 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 20:18:12,148 INFO L87 Difference]: Start difference. First operand 296 states and 806 transitions. Second operand 3 states. [2020-07-28 20:18:12,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 20:18:12,263 INFO L93 Difference]: Finished difference Result 313 states and 813 transitions. [2020-07-28 20:18:12,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 20:18:12,264 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 6 [2020-07-28 20:18:12,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 20:18:12,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 20:18:12,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 57 transitions. [2020-07-28 20:18:12,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 20:18:12,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 57 transitions. [2020-07-28 20:18:12,268 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 57 transitions. [2020-07-28 20:18:12,341 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 57 edges. 57 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 20:18:12,348 INFO L225 Difference]: With dead ends: 313 [2020-07-28 20:18:12,348 INFO L226 Difference]: Without dead ends: 250 [2020-07-28 20:18:12,349 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 [2020-07-28 20:18:12,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2020-07-28 20:18:12,359 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,360 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,360 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,360 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,360 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,361 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,361 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,361 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,362 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,362 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,362 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,362 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,363 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,363 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,363 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,363 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,364 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,364 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,364 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,365 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,365 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,365 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,365 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,366 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,366 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,366 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,366 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,367 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,367 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,367 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,368 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,368 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,368 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,368 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,369 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,369 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,369 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,370 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,370 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,370 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,370 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,371 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,371 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,371 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,372 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,372 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,372 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,373 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,373 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,373 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,373 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,374 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,374 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,374 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,375 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,375 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,375 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,375 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,376 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,376 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,376 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,376 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,377 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,377 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,377 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,377 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,378 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,378 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,378 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,378 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,379 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,379 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,379 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,380 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,380 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,380 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,380 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,381 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,381 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,381 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,381 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,382 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,382 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,382 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,382 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,383 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,383 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,383 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,384 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,384 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,384 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,384 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,385 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,385 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,385 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,386 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,386 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,386 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,386 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,387 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,387 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,387 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,388 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,388 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,388 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,389 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,389 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,389 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,390 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,390 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,390 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,390 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,391 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,391 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,391 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,391 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,392 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,392 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,392 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,392 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,393 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,393 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,393 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,394 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,394 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,394 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,394 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,395 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,395 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,395 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,396 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,396 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,396 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,396 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,397 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,397 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,397 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,397 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,398 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,398 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,398 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,399 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,399 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,399 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,399 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,400 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,400 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,400 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,401 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,401 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,401 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,401 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,402 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,402 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,402 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,402 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,403 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,403 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,403 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,403 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,404 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,404 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,404 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,404 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,405 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,405 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,405 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,406 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,406 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,406 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,406 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,407 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,407 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,407 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,408 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,408 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,408 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,408 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,409 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,409 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,409 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,409 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,410 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,410 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,410 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,411 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,411 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,411 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,411 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,412 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,412 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,412 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,412 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,413 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,413 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,413 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,414 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,414 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,414 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,414 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,415 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,415 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,415 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,415 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,416 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,416 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,416 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,417 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,417 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,417 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,417 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,418 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,418 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,418 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,419 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,419 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,419 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,420 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,420 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,420 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,420 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,421 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,421 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,421 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,422 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,422 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,422 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,423 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,423 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,423 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,424 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,424 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 232. [2020-07-28 20:18:12,425 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 20:18:12,425 INFO L82 GeneralOperation]: Start isEquivalent. First operand 250 states. Second operand 232 states. [2020-07-28 20:18:12,425 INFO L74 IsIncluded]: Start isIncluded. First operand 250 states. Second operand 232 states. [2020-07-28 20:18:12,425 INFO L87 Difference]: Start difference. First operand 250 states. Second operand 232 states. [2020-07-28 20:18:12,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 20:18:12,440 INFO L93 Difference]: Finished difference Result 250 states and 650 transitions. [2020-07-28 20:18:12,440 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 650 transitions. [2020-07-28 20:18:12,441 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 20:18:12,442 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 20:18:12,442 INFO L74 IsIncluded]: Start isIncluded. First operand 232 states. Second operand 250 states. [2020-07-28 20:18:12,442 INFO L87 Difference]: Start difference. First operand 232 states. Second operand 250 states. [2020-07-28 20:18:12,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 20:18:12,457 INFO L93 Difference]: Finished difference Result 250 states and 650 transitions. [2020-07-28 20:18:12,457 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 650 transitions. [2020-07-28 20:18:12,458 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 20:18:12,458 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 20:18:12,458 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 20:18:12,459 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 20:18:12,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 232 states. [2020-07-28 20:18:12,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 621 transitions. [2020-07-28 20:18:12,472 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 621 transitions. Word has length 6 [2020-07-28 20:18:12,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 20:18:12,473 INFO L479 AbstractCegarLoop]: Abstraction has 232 states and 621 transitions. [2020-07-28 20:18:12,473 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 20:18:12,473 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 621 transitions. [2020-07-28 20:18:12,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-07-28 20:18:12,474 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 20:18:12,474 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 20:18:12,474 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-28 20:18:12,474 INFO L427 AbstractCegarLoop]: === Iteration 3 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 20:18:12,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 20:18:12,475 INFO L82 PathProgramCache]: Analyzing trace with hash 1271601265, now seen corresponding path program 1 times [2020-07-28 20:18:12,475 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 20:18:12,475 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [812725455] [2020-07-28 20:18:12,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 20:18:12,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 20:18:12,551 INFO L280 TraceCheckUtils]: 0: Hoare triple {3552#true} [316] ULTIMATE.startENTRY-->L713: Formula: (let ((.cse0 (store |#valid_In1270992048| 0 0))) (let ((.cse1 (store .cse0 |ULTIMATE.start_main_~#t1~0.base_Out1270992048| 1))) (and (= 0 (select .cse0 |ULTIMATE.start_main_~#t1~0.base_Out1270992048|)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond_Out1270992048| 1) (= 0 (select .cse1 |ULTIMATE.start_main_~#t2~0.base_Out1270992048|)) (= 0 |ULTIMATE.start_main_~#t2~0.offset_Out1270992048|) (= 0 |ULTIMATE.start_main_~#t1~0.offset_Out1270992048|) (= 0 ~flag1~0_Out1270992048) (= 0 ~turn~0_Out1270992048) (< |#StackHeapBarrier_In1270992048| |ULTIMATE.start_main_~#t1~0.base_Out1270992048|) (= 0 ~flag2~0_Out1270992048) (= |#NULL.base_Out1270992048| 0) (= |#valid_Out1270992048| (store .cse1 |ULTIMATE.start_main_~#t2~0.base_Out1270992048| 1)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond_Out1270992048| ULTIMATE.start_assume_abort_if_not_~cond_Out1270992048) (= 0 |#NULL.offset_Out1270992048|) (= (store (store |#length_In1270992048| |ULTIMATE.start_main_~#t1~0.base_Out1270992048| 4) |ULTIMATE.start_main_~#t2~0.base_Out1270992048| 4) |#length_Out1270992048|) (< |#StackHeapBarrier_In1270992048| |ULTIMATE.start_main_~#t2~0.base_Out1270992048|) (= |#memory_int_Out1270992048| (store |#memory_int_In1270992048| |ULTIMATE.start_main_~#t1~0.base_Out1270992048| (store (select |#memory_int_In1270992048| |ULTIMATE.start_main_~#t1~0.base_Out1270992048|) |ULTIMATE.start_main_~#t1~0.offset_Out1270992048| 0))) (= 0 ~x~0_Out1270992048) (< 0 |#StackHeapBarrier_In1270992048|)))) InVars {#StackHeapBarrier=|#StackHeapBarrier_In1270992048|, #valid=|#valid_In1270992048|, #memory_int=|#memory_int_In1270992048|, #length=|#length_In1270992048|} OutVars{ULTIMATE.start_main_#t~nondet2=|ULTIMATE.start_main_#t~nondet2_Out1270992048|, ULTIMATE.start_main_#t~nondet3=|ULTIMATE.start_main_#t~nondet3_Out1270992048|, ULTIMATE.start_main_~#t2~0.offset=|ULTIMATE.start_main_~#t2~0.offset_Out1270992048|, #NULL.offset=|#NULL.offset_Out1270992048|, #NULL.base=|#NULL.base_Out1270992048|, ULTIMATE.start_main_~#t1~0.base=|ULTIMATE.start_main_~#t1~0.base_Out1270992048|, ULTIMATE.start_assume_abort_if_not_#in~cond=|ULTIMATE.start_assume_abort_if_not_#in~cond_Out1270992048|, #StackHeapBarrier=|#StackHeapBarrier_In1270992048|, ULTIMATE.start_assume_abort_if_not_~cond=ULTIMATE.start_assume_abort_if_not_~cond_Out1270992048, ULTIMATE.start_main_#res=|ULTIMATE.start_main_#res_Out1270992048|, ~flag2~0=~flag2~0_Out1270992048, #valid=|#valid_Out1270992048|, #memory_int=|#memory_int_Out1270992048|, ~flag1~0=~flag1~0_Out1270992048, #length=|#length_Out1270992048|, ~turn~0=~turn~0_Out1270992048, ULTIMATE.start_main_~#t1~0.offset=|ULTIMATE.start_main_~#t1~0.offset_Out1270992048|, ULTIMATE.start_main_~#t2~0.base=|ULTIMATE.start_main_~#t2~0.base_Out1270992048|, ULTIMATE.start_main_#t~mem5=|ULTIMATE.start_main_#t~mem5_Out1270992048|, ~x~0=~x~0_Out1270992048, ULTIMATE.start_main_#t~mem4=|ULTIMATE.start_main_#t~mem4_Out1270992048|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet2, ULTIMATE.start_main_#t~nondet3, ULTIMATE.start_main_~#t2~0.offset, #NULL.offset, #NULL.base, ULTIMATE.start_main_~#t1~0.base, ULTIMATE.start_assume_abort_if_not_#in~cond, ULTIMATE.start_assume_abort_if_not_~cond, ULTIMATE.start_main_#res, ~flag2~0, #valid, #memory_int, ~flag1~0, #length, ~turn~0, ULTIMATE.start_main_~#t1~0.offset, ULTIMATE.start_main_~#t2~0.base, ULTIMATE.start_main_#t~mem5, ~x~0, ULTIMATE.start_main_#t~mem4] {3552#true} is VALID [2020-07-28 20:18:12,552 INFO L280 TraceCheckUtils]: 1: Hoare triple {3552#true} [259] L713-->thr1ENTRY: Formula: (and (= 0 |v_thr1Thread1of1ForFork0_#in~_.base_3|) (= 0 |v_thr1Thread1of1ForFork0_#in~_.offset_3|) (= 0 v_thr1Thread1of1ForFork0_thidvar0_2)) InVars {} OutVars{thr1Thread1of1ForFork0_~_.base=v_thr1Thread1of1ForFork0_~_.base_3, thr1Thread1of1ForFork0_#in~_.offset=|v_thr1Thread1of1ForFork0_#in~_.offset_3|, thr1Thread1of1ForFork0_#res.base=|v_thr1Thread1of1ForFork0_#res.base_3|, thr1Thread1of1ForFork0_thidvar0=v_thr1Thread1of1ForFork0_thidvar0_2, thr1Thread1of1ForFork0_#in~_.base=|v_thr1Thread1of1ForFork0_#in~_.base_3|, thr1Thread1of1ForFork0_#res.offset=|v_thr1Thread1of1ForFork0_#res.offset_3|, thr1Thread1of1ForFork0_~_.offset=v_thr1Thread1of1ForFork0_~_.offset_3} AuxVars[] AssignedVars[thr1Thread1of1ForFork0_~_.base, thr1Thread1of1ForFork0_#in~_.offset, thr1Thread1of1ForFork0_#res.base, thr1Thread1of1ForFork0_thidvar0, thr1Thread1of1ForFork0_#in~_.base, thr1Thread1of1ForFork0_#res.offset, thr1Thread1of1ForFork0_~_.offset] {3552#true} is VALID [2020-07-28 20:18:12,552 INFO L280 TraceCheckUtils]: 2: Hoare triple {3552#true} [287] L713-1-->L714-1: Formula: (= (store |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2~0.base_8| (store (select |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2~0.base_8|) |v_ULTIMATE.start_main_~#t2~0.offset_8| 1)) |v_#memory_int_7|) InVars {#memory_int=|v_#memory_int_8|, ULTIMATE.start_main_~#t2~0.offset=|v_ULTIMATE.start_main_~#t2~0.offset_8|, ULTIMATE.start_main_~#t2~0.base=|v_ULTIMATE.start_main_~#t2~0.base_8|} OutVars{ULTIMATE.start_main_#t~nondet2=|v_ULTIMATE.start_main_#t~nondet2_4|, #memory_int=|v_#memory_int_7|, ULTIMATE.start_main_~#t2~0.offset=|v_ULTIMATE.start_main_~#t2~0.offset_8|, ULTIMATE.start_main_~#t2~0.base=|v_ULTIMATE.start_main_~#t2~0.base_8|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet2, #memory_int] {3552#true} is VALID [2020-07-28 20:18:12,553 INFO L280 TraceCheckUtils]: 3: Hoare triple {3552#true} [261] L714-1-->thr2ENTRY: Formula: (and (= 0 |v_thr2Thread1of1ForFork1_#in~_.offset_3|) (= 0 |v_thr2Thread1of1ForFork1_#in~_.base_3|) (= 1 v_thr2Thread1of1ForFork1_thidvar0_2)) InVars {} OutVars{thr2Thread1of1ForFork1_thidvar0=v_thr2Thread1of1ForFork1_thidvar0_2, thr2Thread1of1ForFork1_~_.offset=v_thr2Thread1of1ForFork1_~_.offset_3, thr2Thread1of1ForFork1_#res.base=|v_thr2Thread1of1ForFork1_#res.base_3|, thr2Thread1of1ForFork1_#in~_.offset=|v_thr2Thread1of1ForFork1_#in~_.offset_3|, thr2Thread1of1ForFork1_#res.offset=|v_thr2Thread1of1ForFork1_#res.offset_3|, thr2Thread1of1ForFork1_#in~_.base=|v_thr2Thread1of1ForFork1_#in~_.base_3|, thr2Thread1of1ForFork1_~_.base=v_thr2Thread1of1ForFork1_~_.base_3} AuxVars[] AssignedVars[thr2Thread1of1ForFork1_thidvar0, thr2Thread1of1ForFork1_~_.offset, thr2Thread1of1ForFork1_#res.base, thr2Thread1of1ForFork1_#in~_.offset, thr2Thread1of1ForFork1_#res.offset, thr2Thread1of1ForFork1_#in~_.base, thr2Thread1of1ForFork1_~_.base] {3552#true} is VALID [2020-07-28 20:18:12,553 INFO L280 TraceCheckUtils]: 4: Hoare triple {3552#true} [293] thr2ENTRY-->L698-2: Formula: (and (= |v_thr2Thread1of1ForFork1_#in~_.base_4| v_thr2Thread1of1ForFork1_~_.base_4) (= v_thr2Thread1of1ForFork1_~_.offset_4 |v_thr2Thread1of1ForFork1_#in~_.offset_4|) (= 1 v_~flag2~0_25)) InVars {thr2Thread1of1ForFork1_#in~_.offset=|v_thr2Thread1of1ForFork1_#in~_.offset_4|, thr2Thread1of1ForFork1_#in~_.base=|v_thr2Thread1of1ForFork1_#in~_.base_4|} OutVars{thr2Thread1of1ForFork1_~_.offset=v_thr2Thread1of1ForFork1_~_.offset_4, thr2Thread1of1ForFork1_#in~_.offset=|v_thr2Thread1of1ForFork1_#in~_.offset_4|, ~flag2~0=v_~flag2~0_25, thr2Thread1of1ForFork1_#in~_.base=|v_thr2Thread1of1ForFork1_#in~_.base_4|, thr2Thread1of1ForFork1_~_.base=v_thr2Thread1of1ForFork1_~_.base_4} AuxVars[] AssignedVars[thr2Thread1of1ForFork1_~_.offset, ~flag2~0, thr2Thread1of1ForFork1_~_.base] {3552#true} is VALID [2020-07-28 20:18:12,553 INFO L280 TraceCheckUtils]: 5: Hoare triple {3552#true} [219] L698-2-->L697-2: Formula: (not (<= 1 v_~flag1~0_1)) InVars {~flag1~0=v_~flag1~0_1} OutVars{~flag1~0=v_~flag1~0_1} AuxVars[] AssignedVars[] {3552#true} is VALID [2020-07-28 20:18:12,554 INFO L280 TraceCheckUtils]: 6: Hoare triple {3552#true} [221] L697-2-->L705: Formula: (= v_~x~0_1 1) InVars {} OutVars{~x~0=v_~x~0_1} AuxVars[] AssignedVars[~x~0] {3554#(= 1 ~x~0)} is VALID [2020-07-28 20:18:12,555 INFO L280 TraceCheckUtils]: 7: Hoare triple {3554#(= 1 ~x~0)} [266] L705-->thr2Err0ASSERT_VIOLATIONERROR_FUNCTION: Formula: (not (<= 1 v_~x~0_11)) InVars {~x~0=v_~x~0_11} OutVars{~x~0=v_~x~0_11} AuxVars[] AssignedVars[] {3553#false} is VALID [2020-07-28 20:18:12,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 20:18:12,556 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [812725455] [2020-07-28 20:18:12,556 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 20:18:12,556 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-28 20:18:12,557 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1594671569] [2020-07-28 20:18:12,557 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2020-07-28 20:18:12,557 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 20:18:12,558 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 20:18:12,568 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 8 edges. 8 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 20:18:12,568 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 20:18:12,568 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 20:18:12,569 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 20:18:12,569 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 20:18:12,569 INFO L87 Difference]: Start difference. First operand 232 states and 621 transitions. Second operand 3 states. [2020-07-28 20:18:12,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 20:18:12,653 INFO L93 Difference]: Finished difference Result 225 states and 583 transitions. [2020-07-28 20:18:12,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 20:18:12,654 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2020-07-28 20:18:12,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 20:18:12,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 20:18:12,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 52 transitions. [2020-07-28 20:18:12,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 20:18:12,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 52 transitions. [2020-07-28 20:18:12,656 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 52 transitions. [2020-07-28 20:18:12,717 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 52 edges. 52 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 20:18:12,721 INFO L225 Difference]: With dead ends: 225 [2020-07-28 20:18:12,721 INFO L226 Difference]: Without dead ends: 156 [2020-07-28 20:18:12,722 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 [2020-07-28 20:18:12,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2020-07-28 20:18:12,726 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,727 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,727 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,727 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,728 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,728 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,728 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,728 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,729 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,729 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,729 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,729 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,730 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,730 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,730 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,730 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,731 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,731 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,731 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,732 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,732 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,732 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,732 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,733 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,733 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,733 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,733 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,734 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,734 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,734 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,734 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,735 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,735 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,735 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,736 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,736 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,736 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,736 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,737 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,737 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,737 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,737 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,738 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,738 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,738 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,738 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,739 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,739 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,739 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,739 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,740 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,740 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,740 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,740 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,741 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,741 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,741 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,741 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,742 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,742 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,742 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,743 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,743 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,743 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,743 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,744 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,744 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,744 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,744 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,745 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,745 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,745 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,745 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,746 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,746 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,746 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,746 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,747 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,747 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,747 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,748 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,748 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,748 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,748 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,748 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,749 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,749 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,749 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,749 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,750 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,750 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,750 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,750 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,751 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,751 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,751 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,751 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,752 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,752 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,752 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,753 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,753 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,753 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,753 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,754 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,754 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,754 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,754 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,755 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,755 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,755 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,755 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,756 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,756 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,756 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,757 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,757 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,757 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,757 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,758 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,758 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,758 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,758 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,759 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,759 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,759 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,759 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,760 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,760 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,760 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,761 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,761 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,761 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,761 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,762 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,762 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,762 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,762 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,763 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,763 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,763 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,764 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,764 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,764 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,764 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,765 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,765 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,765 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,766 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,766 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,766 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,766 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,767 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,767 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,767 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,768 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:12,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 156. [2020-07-28 20:18:12,768 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 20:18:12,768 INFO L82 GeneralOperation]: Start isEquivalent. First operand 156 states. Second operand 156 states. [2020-07-28 20:18:12,769 INFO L74 IsIncluded]: Start isIncluded. First operand 156 states. Second operand 156 states. [2020-07-28 20:18:12,769 INFO L87 Difference]: Start difference. First operand 156 states. Second operand 156 states. [2020-07-28 20:18:12,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 20:18:12,777 INFO L93 Difference]: Finished difference Result 156 states and 408 transitions. [2020-07-28 20:18:12,777 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 408 transitions. [2020-07-28 20:18:12,778 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 20:18:12,778 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 20:18:12,779 INFO L74 IsIncluded]: Start isIncluded. First operand 156 states. Second operand 156 states. [2020-07-28 20:18:12,779 INFO L87 Difference]: Start difference. First operand 156 states. Second operand 156 states. [2020-07-28 20:18:12,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 20:18:12,787 INFO L93 Difference]: Finished difference Result 156 states and 408 transitions. [2020-07-28 20:18:12,788 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 408 transitions. [2020-07-28 20:18:12,788 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 20:18:12,788 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 20:18:12,789 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 20:18:12,789 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 20:18:12,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 156 states. [2020-07-28 20:18:12,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 408 transitions. [2020-07-28 20:18:12,797 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 408 transitions. Word has length 8 [2020-07-28 20:18:12,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 20:18:12,798 INFO L479 AbstractCegarLoop]: Abstraction has 156 states and 408 transitions. [2020-07-28 20:18:12,798 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 20:18:12,798 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 408 transitions. [2020-07-28 20:18:12,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-07-28 20:18:12,799 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 20:18:12,799 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 20:18:12,799 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-28 20:18:12,800 INFO L427 AbstractCegarLoop]: === Iteration 4 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 20:18:12,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 20:18:12,800 INFO L82 PathProgramCache]: Analyzing trace with hash 1709095427, now seen corresponding path program 1 times [2020-07-28 20:18:12,800 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 20:18:12,801 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [722287335] [2020-07-28 20:18:12,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 20:18:12,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 20:18:12,858 INFO L280 TraceCheckUtils]: 0: Hoare triple {4406#true} [316] ULTIMATE.startENTRY-->L713: Formula: (let ((.cse0 (store |#valid_In1270992048| 0 0))) (let ((.cse1 (store .cse0 |ULTIMATE.start_main_~#t1~0.base_Out1270992048| 1))) (and (= 0 (select .cse0 |ULTIMATE.start_main_~#t1~0.base_Out1270992048|)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond_Out1270992048| 1) (= 0 (select .cse1 |ULTIMATE.start_main_~#t2~0.base_Out1270992048|)) (= 0 |ULTIMATE.start_main_~#t2~0.offset_Out1270992048|) (= 0 |ULTIMATE.start_main_~#t1~0.offset_Out1270992048|) (= 0 ~flag1~0_Out1270992048) (= 0 ~turn~0_Out1270992048) (< |#StackHeapBarrier_In1270992048| |ULTIMATE.start_main_~#t1~0.base_Out1270992048|) (= 0 ~flag2~0_Out1270992048) (= |#NULL.base_Out1270992048| 0) (= |#valid_Out1270992048| (store .cse1 |ULTIMATE.start_main_~#t2~0.base_Out1270992048| 1)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond_Out1270992048| ULTIMATE.start_assume_abort_if_not_~cond_Out1270992048) (= 0 |#NULL.offset_Out1270992048|) (= (store (store |#length_In1270992048| |ULTIMATE.start_main_~#t1~0.base_Out1270992048| 4) |ULTIMATE.start_main_~#t2~0.base_Out1270992048| 4) |#length_Out1270992048|) (< |#StackHeapBarrier_In1270992048| |ULTIMATE.start_main_~#t2~0.base_Out1270992048|) (= |#memory_int_Out1270992048| (store |#memory_int_In1270992048| |ULTIMATE.start_main_~#t1~0.base_Out1270992048| (store (select |#memory_int_In1270992048| |ULTIMATE.start_main_~#t1~0.base_Out1270992048|) |ULTIMATE.start_main_~#t1~0.offset_Out1270992048| 0))) (= 0 ~x~0_Out1270992048) (< 0 |#StackHeapBarrier_In1270992048|)))) InVars {#StackHeapBarrier=|#StackHeapBarrier_In1270992048|, #valid=|#valid_In1270992048|, #memory_int=|#memory_int_In1270992048|, #length=|#length_In1270992048|} OutVars{ULTIMATE.start_main_#t~nondet2=|ULTIMATE.start_main_#t~nondet2_Out1270992048|, ULTIMATE.start_main_#t~nondet3=|ULTIMATE.start_main_#t~nondet3_Out1270992048|, ULTIMATE.start_main_~#t2~0.offset=|ULTIMATE.start_main_~#t2~0.offset_Out1270992048|, #NULL.offset=|#NULL.offset_Out1270992048|, #NULL.base=|#NULL.base_Out1270992048|, ULTIMATE.start_main_~#t1~0.base=|ULTIMATE.start_main_~#t1~0.base_Out1270992048|, ULTIMATE.start_assume_abort_if_not_#in~cond=|ULTIMATE.start_assume_abort_if_not_#in~cond_Out1270992048|, #StackHeapBarrier=|#StackHeapBarrier_In1270992048|, ULTIMATE.start_assume_abort_if_not_~cond=ULTIMATE.start_assume_abort_if_not_~cond_Out1270992048, ULTIMATE.start_main_#res=|ULTIMATE.start_main_#res_Out1270992048|, ~flag2~0=~flag2~0_Out1270992048, #valid=|#valid_Out1270992048|, #memory_int=|#memory_int_Out1270992048|, ~flag1~0=~flag1~0_Out1270992048, #length=|#length_Out1270992048|, ~turn~0=~turn~0_Out1270992048, ULTIMATE.start_main_~#t1~0.offset=|ULTIMATE.start_main_~#t1~0.offset_Out1270992048|, ULTIMATE.start_main_~#t2~0.base=|ULTIMATE.start_main_~#t2~0.base_Out1270992048|, ULTIMATE.start_main_#t~mem5=|ULTIMATE.start_main_#t~mem5_Out1270992048|, ~x~0=~x~0_Out1270992048, ULTIMATE.start_main_#t~mem4=|ULTIMATE.start_main_#t~mem4_Out1270992048|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet2, ULTIMATE.start_main_#t~nondet3, ULTIMATE.start_main_~#t2~0.offset, #NULL.offset, #NULL.base, ULTIMATE.start_main_~#t1~0.base, ULTIMATE.start_assume_abort_if_not_#in~cond, ULTIMATE.start_assume_abort_if_not_~cond, ULTIMATE.start_main_#res, ~flag2~0, #valid, #memory_int, ~flag1~0, #length, ~turn~0, ULTIMATE.start_main_~#t1~0.offset, ULTIMATE.start_main_~#t2~0.base, ULTIMATE.start_main_#t~mem5, ~x~0, ULTIMATE.start_main_#t~mem4] {4406#true} is VALID [2020-07-28 20:18:12,859 INFO L280 TraceCheckUtils]: 1: Hoare triple {4406#true} [259] L713-->thr1ENTRY: Formula: (and (= 0 |v_thr1Thread1of1ForFork0_#in~_.base_3|) (= 0 |v_thr1Thread1of1ForFork0_#in~_.offset_3|) (= 0 v_thr1Thread1of1ForFork0_thidvar0_2)) InVars {} OutVars{thr1Thread1of1ForFork0_~_.base=v_thr1Thread1of1ForFork0_~_.base_3, thr1Thread1of1ForFork0_#in~_.offset=|v_thr1Thread1of1ForFork0_#in~_.offset_3|, thr1Thread1of1ForFork0_#res.base=|v_thr1Thread1of1ForFork0_#res.base_3|, thr1Thread1of1ForFork0_thidvar0=v_thr1Thread1of1ForFork0_thidvar0_2, thr1Thread1of1ForFork0_#in~_.base=|v_thr1Thread1of1ForFork0_#in~_.base_3|, thr1Thread1of1ForFork0_#res.offset=|v_thr1Thread1of1ForFork0_#res.offset_3|, thr1Thread1of1ForFork0_~_.offset=v_thr1Thread1of1ForFork0_~_.offset_3} AuxVars[] AssignedVars[thr1Thread1of1ForFork0_~_.base, thr1Thread1of1ForFork0_#in~_.offset, thr1Thread1of1ForFork0_#res.base, thr1Thread1of1ForFork0_thidvar0, thr1Thread1of1ForFork0_#in~_.base, thr1Thread1of1ForFork0_#res.offset, thr1Thread1of1ForFork0_~_.offset] {4406#true} is VALID [2020-07-28 20:18:12,860 INFO L280 TraceCheckUtils]: 2: Hoare triple {4406#true} [285] thr1ENTRY-->L683-2: Formula: (and (= |v_thr1Thread1of1ForFork0_#in~_.offset_4| v_thr1Thread1of1ForFork0_~_.offset_4) (= v_thr1Thread1of1ForFork0_~_.base_4 |v_thr1Thread1of1ForFork0_#in~_.base_4|) (= 1 v_~flag1~0_24)) InVars {thr1Thread1of1ForFork0_#in~_.offset=|v_thr1Thread1of1ForFork0_#in~_.offset_4|, thr1Thread1of1ForFork0_#in~_.base=|v_thr1Thread1of1ForFork0_#in~_.base_4|} OutVars{thr1Thread1of1ForFork0_~_.base=v_thr1Thread1of1ForFork0_~_.base_4, thr1Thread1of1ForFork0_#in~_.offset=|v_thr1Thread1of1ForFork0_#in~_.offset_4|, ~flag1~0=v_~flag1~0_24, thr1Thread1of1ForFork0_#in~_.base=|v_thr1Thread1of1ForFork0_#in~_.base_4|, thr1Thread1of1ForFork0_~_.offset=v_thr1Thread1of1ForFork0_~_.offset_4} AuxVars[] AssignedVars[thr1Thread1of1ForFork0_~_.base, ~flag1~0, thr1Thread1of1ForFork0_~_.offset] {4408#(= 1 ~flag1~0)} is VALID [2020-07-28 20:18:12,861 INFO L280 TraceCheckUtils]: 3: Hoare triple {4408#(= 1 ~flag1~0)} [240] L683-2-->L682-2: Formula: (not (<= 1 v_~flag2~0_5)) InVars {~flag2~0=v_~flag2~0_5} OutVars{~flag2~0=v_~flag2~0_5} AuxVars[] AssignedVars[] {4408#(= 1 ~flag1~0)} is VALID [2020-07-28 20:18:12,863 INFO L280 TraceCheckUtils]: 4: Hoare triple {4408#(= 1 ~flag1~0)} [242] L682-2-->L690: Formula: (= v_~x~0_4 0) InVars {} OutVars{~x~0=v_~x~0_4} AuxVars[] AssignedVars[~x~0] {4408#(= 1 ~flag1~0)} is VALID [2020-07-28 20:18:12,864 INFO L280 TraceCheckUtils]: 5: Hoare triple {4408#(= 1 ~flag1~0)} [287] L713-1-->L714-1: Formula: (= (store |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2~0.base_8| (store (select |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2~0.base_8|) |v_ULTIMATE.start_main_~#t2~0.offset_8| 1)) |v_#memory_int_7|) InVars {#memory_int=|v_#memory_int_8|, ULTIMATE.start_main_~#t2~0.offset=|v_ULTIMATE.start_main_~#t2~0.offset_8|, ULTIMATE.start_main_~#t2~0.base=|v_ULTIMATE.start_main_~#t2~0.base_8|} OutVars{ULTIMATE.start_main_#t~nondet2=|v_ULTIMATE.start_main_#t~nondet2_4|, #memory_int=|v_#memory_int_7|, ULTIMATE.start_main_~#t2~0.offset=|v_ULTIMATE.start_main_~#t2~0.offset_8|, ULTIMATE.start_main_~#t2~0.base=|v_ULTIMATE.start_main_~#t2~0.base_8|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet2, #memory_int] {4408#(= 1 ~flag1~0)} is VALID [2020-07-28 20:18:12,864 INFO L280 TraceCheckUtils]: 6: Hoare triple {4408#(= 1 ~flag1~0)} [261] L714-1-->thr2ENTRY: Formula: (and (= 0 |v_thr2Thread1of1ForFork1_#in~_.offset_3|) (= 0 |v_thr2Thread1of1ForFork1_#in~_.base_3|) (= 1 v_thr2Thread1of1ForFork1_thidvar0_2)) InVars {} OutVars{thr2Thread1of1ForFork1_thidvar0=v_thr2Thread1of1ForFork1_thidvar0_2, thr2Thread1of1ForFork1_~_.offset=v_thr2Thread1of1ForFork1_~_.offset_3, thr2Thread1of1ForFork1_#res.base=|v_thr2Thread1of1ForFork1_#res.base_3|, thr2Thread1of1ForFork1_#in~_.offset=|v_thr2Thread1of1ForFork1_#in~_.offset_3|, thr2Thread1of1ForFork1_#res.offset=|v_thr2Thread1of1ForFork1_#res.offset_3|, thr2Thread1of1ForFork1_#in~_.base=|v_thr2Thread1of1ForFork1_#in~_.base_3|, thr2Thread1of1ForFork1_~_.base=v_thr2Thread1of1ForFork1_~_.base_3} AuxVars[] AssignedVars[thr2Thread1of1ForFork1_thidvar0, thr2Thread1of1ForFork1_~_.offset, thr2Thread1of1ForFork1_#res.base, thr2Thread1of1ForFork1_#in~_.offset, thr2Thread1of1ForFork1_#res.offset, thr2Thread1of1ForFork1_#in~_.base, thr2Thread1of1ForFork1_~_.base] {4408#(= 1 ~flag1~0)} is VALID [2020-07-28 20:18:12,865 INFO L280 TraceCheckUtils]: 7: Hoare triple {4408#(= 1 ~flag1~0)} [293] thr2ENTRY-->L698-2: Formula: (and (= |v_thr2Thread1of1ForFork1_#in~_.base_4| v_thr2Thread1of1ForFork1_~_.base_4) (= v_thr2Thread1of1ForFork1_~_.offset_4 |v_thr2Thread1of1ForFork1_#in~_.offset_4|) (= 1 v_~flag2~0_25)) InVars {thr2Thread1of1ForFork1_#in~_.offset=|v_thr2Thread1of1ForFork1_#in~_.offset_4|, thr2Thread1of1ForFork1_#in~_.base=|v_thr2Thread1of1ForFork1_#in~_.base_4|} OutVars{thr2Thread1of1ForFork1_~_.offset=v_thr2Thread1of1ForFork1_~_.offset_4, thr2Thread1of1ForFork1_#in~_.offset=|v_thr2Thread1of1ForFork1_#in~_.offset_4|, ~flag2~0=v_~flag2~0_25, thr2Thread1of1ForFork1_#in~_.base=|v_thr2Thread1of1ForFork1_#in~_.base_4|, thr2Thread1of1ForFork1_~_.base=v_thr2Thread1of1ForFork1_~_.base_4} AuxVars[] AssignedVars[thr2Thread1of1ForFork1_~_.offset, ~flag2~0, thr2Thread1of1ForFork1_~_.base] {4408#(= 1 ~flag1~0)} is VALID [2020-07-28 20:18:12,866 INFO L280 TraceCheckUtils]: 8: Hoare triple {4408#(= 1 ~flag1~0)} [219] L698-2-->L697-2: Formula: (not (<= 1 v_~flag1~0_1)) InVars {~flag1~0=v_~flag1~0_1} OutVars{~flag1~0=v_~flag1~0_1} AuxVars[] AssignedVars[] {4407#false} is VALID [2020-07-28 20:18:12,866 INFO L280 TraceCheckUtils]: 9: Hoare triple {4407#false} [221] L697-2-->L705: Formula: (= v_~x~0_1 1) InVars {} OutVars{~x~0=v_~x~0_1} AuxVars[] AssignedVars[~x~0] {4407#false} is VALID [2020-07-28 20:18:12,867 INFO L280 TraceCheckUtils]: 10: Hoare triple {4407#false} [269] L690-->thr1Err0ASSERT_VIOLATIONERROR_FUNCTION: Formula: (not (<= v_~x~0_16 0)) InVars {~x~0=v_~x~0_16} OutVars{~x~0=v_~x~0_16} AuxVars[] AssignedVars[] {4407#false} is VALID [2020-07-28 20:18:12,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 20:18:12,868 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [722287335] [2020-07-28 20:18:12,868 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 20:18:12,868 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-28 20:18:12,869 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1487758975] [2020-07-28 20:18:12,870 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 11 [2020-07-28 20:18:12,870 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 20:18:12,870 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 20:18:12,883 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 11 edges. 11 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 20:18:12,884 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 20:18:12,884 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 20:18:12,884 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 20:18:12,885 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 20:18:12,885 INFO L87 Difference]: Start difference. First operand 156 states and 408 transitions. Second operand 3 states. [2020-07-28 20:18:12,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 20:18:12,972 INFO L93 Difference]: Finished difference Result 156 states and 400 transitions. [2020-07-28 20:18:12,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 20:18:12,973 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 11 [2020-07-28 20:18:12,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 20:18:12,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 20:18:12,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 50 transitions. [2020-07-28 20:18:12,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 20:18:12,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 50 transitions. [2020-07-28 20:18:12,979 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 50 transitions. [2020-07-28 20:18:13,040 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 50 edges. 50 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 20:18:13,043 INFO L225 Difference]: With dead ends: 156 [2020-07-28 20:18:13,043 INFO L226 Difference]: Without dead ends: 132 [2020-07-28 20:18:13,044 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 20:18:13,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2020-07-28 20:18:13,047 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,047 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,048 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,048 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,048 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,048 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,049 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,049 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,049 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,049 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,050 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,050 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,050 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,050 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,051 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,051 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,051 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,051 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,052 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,052 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,052 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,052 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,053 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,053 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,053 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,053 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,054 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,054 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,054 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,054 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,055 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,055 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,055 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,055 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,056 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,056 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,056 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,056 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,057 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,057 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,057 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,057 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,058 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,058 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,058 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,058 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,059 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,059 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,059 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,059 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,060 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,060 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,060 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,060 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,061 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,061 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,061 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,061 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,062 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,062 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,062 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,062 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,063 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,063 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,063 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,063 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,064 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,064 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,064 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,064 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,065 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,065 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,065 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,066 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,066 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,066 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,066 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,067 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,067 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,067 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,067 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,068 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,068 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,068 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,068 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,069 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,069 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,069 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,069 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,070 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,070 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,070 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,070 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,071 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,071 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,071 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,071 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,072 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,072 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,072 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,072 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,073 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,073 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,073 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,073 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,074 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,074 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,074 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,075 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,075 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,075 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,075 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,076 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,076 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,076 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,076 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,077 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,077 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,077 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,077 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,078 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,078 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,078 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,078 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,079 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,079 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,079 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,079 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,080 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,080 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,080 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,081 WARN L146 ateFactoryRefinement]: Check not implemented [2020-07-28 20:18:13,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 132. [2020-07-28 20:18:13,081 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 20:18:13,081 INFO L82 GeneralOperation]: Start isEquivalent. First operand 132 states. Second operand 132 states. [2020-07-28 20:18:13,082 INFO L74 IsIncluded]: Start isIncluded. First operand 132 states. Second operand 132 states. [2020-07-28 20:18:13,082 INFO L87 Difference]: Start difference. First operand 132 states. Second operand 132 states. [2020-07-28 20:18:13,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 20:18:13,088 INFO L93 Difference]: Finished difference Result 132 states and 334 transitions. [2020-07-28 20:18:13,088 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 334 transitions. [2020-07-28 20:18:13,089 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 20:18:13,089 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 20:18:13,089 INFO L74 IsIncluded]: Start isIncluded. First operand 132 states. Second operand 132 states. [2020-07-28 20:18:13,089 INFO L87 Difference]: Start difference. First operand 132 states. Second operand 132 states. [2020-07-28 20:18:13,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 20:18:13,095 INFO L93 Difference]: Finished difference Result 132 states and 334 transitions. [2020-07-28 20:18:13,095 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 334 transitions. [2020-07-28 20:18:13,096 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 20:18:13,096 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 20:18:13,096 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 20:18:13,096 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 20:18:13,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2020-07-28 20:18:13,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 334 transitions. [2020-07-28 20:18:13,102 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 334 transitions. Word has length 11 [2020-07-28 20:18:13,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 20:18:13,102 INFO L479 AbstractCegarLoop]: Abstraction has 132 states and 334 transitions. [2020-07-28 20:18:13,102 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 20:18:13,102 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 334 transitions. [2020-07-28 20:18:13,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-07-28 20:18:13,103 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 20:18:13,103 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 20:18:13,104 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-28 20:18:13,104 INFO L427 AbstractCegarLoop]: === Iteration 5 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 20:18:13,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 20:18:13,104 INFO L82 PathProgramCache]: Analyzing trace with hash 662539332, now seen corresponding path program 1 times [2020-07-28 20:18:13,105 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 20:18:13,105 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [618383632] [2020-07-28 20:18:13,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 20:18:13,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 20:18:13,165 INFO L280 TraceCheckUtils]: 0: Hoare triple {5095#true} [316] ULTIMATE.startENTRY-->L713: Formula: (let ((.cse0 (store |#valid_In1270992048| 0 0))) (let ((.cse1 (store .cse0 |ULTIMATE.start_main_~#t1~0.base_Out1270992048| 1))) (and (= 0 (select .cse0 |ULTIMATE.start_main_~#t1~0.base_Out1270992048|)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond_Out1270992048| 1) (= 0 (select .cse1 |ULTIMATE.start_main_~#t2~0.base_Out1270992048|)) (= 0 |ULTIMATE.start_main_~#t2~0.offset_Out1270992048|) (= 0 |ULTIMATE.start_main_~#t1~0.offset_Out1270992048|) (= 0 ~flag1~0_Out1270992048) (= 0 ~turn~0_Out1270992048) (< |#StackHeapBarrier_In1270992048| |ULTIMATE.start_main_~#t1~0.base_Out1270992048|) (= 0 ~flag2~0_Out1270992048) (= |#NULL.base_Out1270992048| 0) (= |#valid_Out1270992048| (store .cse1 |ULTIMATE.start_main_~#t2~0.base_Out1270992048| 1)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond_Out1270992048| ULTIMATE.start_assume_abort_if_not_~cond_Out1270992048) (= 0 |#NULL.offset_Out1270992048|) (= (store (store |#length_In1270992048| |ULTIMATE.start_main_~#t1~0.base_Out1270992048| 4) |ULTIMATE.start_main_~#t2~0.base_Out1270992048| 4) |#length_Out1270992048|) (< |#StackHeapBarrier_In1270992048| |ULTIMATE.start_main_~#t2~0.base_Out1270992048|) (= |#memory_int_Out1270992048| (store |#memory_int_In1270992048| |ULTIMATE.start_main_~#t1~0.base_Out1270992048| (store (select |#memory_int_In1270992048| |ULTIMATE.start_main_~#t1~0.base_Out1270992048|) |ULTIMATE.start_main_~#t1~0.offset_Out1270992048| 0))) (= 0 ~x~0_Out1270992048) (< 0 |#StackHeapBarrier_In1270992048|)))) InVars {#StackHeapBarrier=|#StackHeapBarrier_In1270992048|, #valid=|#valid_In1270992048|, #memory_int=|#memory_int_In1270992048|, #length=|#length_In1270992048|} OutVars{ULTIMATE.start_main_#t~nondet2=|ULTIMATE.start_main_#t~nondet2_Out1270992048|, ULTIMATE.start_main_#t~nondet3=|ULTIMATE.start_main_#t~nondet3_Out1270992048|, ULTIMATE.start_main_~#t2~0.offset=|ULTIMATE.start_main_~#t2~0.offset_Out1270992048|, #NULL.offset=|#NULL.offset_Out1270992048|, #NULL.base=|#NULL.base_Out1270992048|, ULTIMATE.start_main_~#t1~0.base=|ULTIMATE.start_main_~#t1~0.base_Out1270992048|, ULTIMATE.start_assume_abort_if_not_#in~cond=|ULTIMATE.start_assume_abort_if_not_#in~cond_Out1270992048|, #StackHeapBarrier=|#StackHeapBarrier_In1270992048|, ULTIMATE.start_assume_abort_if_not_~cond=ULTIMATE.start_assume_abort_if_not_~cond_Out1270992048, ULTIMATE.start_main_#res=|ULTIMATE.start_main_#res_Out1270992048|, ~flag2~0=~flag2~0_Out1270992048, #valid=|#valid_Out1270992048|, #memory_int=|#memory_int_Out1270992048|, ~flag1~0=~flag1~0_Out1270992048, #length=|#length_Out1270992048|, ~turn~0=~turn~0_Out1270992048, ULTIMATE.start_main_~#t1~0.offset=|ULTIMATE.start_main_~#t1~0.offset_Out1270992048|, ULTIMATE.start_main_~#t2~0.base=|ULTIMATE.start_main_~#t2~0.base_Out1270992048|, ULTIMATE.start_main_#t~mem5=|ULTIMATE.start_main_#t~mem5_Out1270992048|, ~x~0=~x~0_Out1270992048, ULTIMATE.start_main_#t~mem4=|ULTIMATE.start_main_#t~mem4_Out1270992048|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet2, ULTIMATE.start_main_#t~nondet3, ULTIMATE.start_main_~#t2~0.offset, #NULL.offset, #NULL.base, ULTIMATE.start_main_~#t1~0.base, ULTIMATE.start_assume_abort_if_not_#in~cond, ULTIMATE.start_assume_abort_if_not_~cond, ULTIMATE.start_main_#res, ~flag2~0, #valid, #memory_int, ~flag1~0, #length, ~turn~0, ULTIMATE.start_main_~#t1~0.offset, ULTIMATE.start_main_~#t2~0.base, ULTIMATE.start_main_#t~mem5, ~x~0, ULTIMATE.start_main_#t~mem4] {5095#true} is VALID [2020-07-28 20:18:13,166 INFO L280 TraceCheckUtils]: 1: Hoare triple {5095#true} [259] L713-->thr1ENTRY: Formula: (and (= 0 |v_thr1Thread1of1ForFork0_#in~_.base_3|) (= 0 |v_thr1Thread1of1ForFork0_#in~_.offset_3|) (= 0 v_thr1Thread1of1ForFork0_thidvar0_2)) InVars {} OutVars{thr1Thread1of1ForFork0_~_.base=v_thr1Thread1of1ForFork0_~_.base_3, thr1Thread1of1ForFork0_#in~_.offset=|v_thr1Thread1of1ForFork0_#in~_.offset_3|, thr1Thread1of1ForFork0_#res.base=|v_thr1Thread1of1ForFork0_#res.base_3|, thr1Thread1of1ForFork0_thidvar0=v_thr1Thread1of1ForFork0_thidvar0_2, thr1Thread1of1ForFork0_#in~_.base=|v_thr1Thread1of1ForFork0_#in~_.base_3|, thr1Thread1of1ForFork0_#res.offset=|v_thr1Thread1of1ForFork0_#res.offset_3|, thr1Thread1of1ForFork0_~_.offset=v_thr1Thread1of1ForFork0_~_.offset_3} AuxVars[] AssignedVars[thr1Thread1of1ForFork0_~_.base, thr1Thread1of1ForFork0_#in~_.offset, thr1Thread1of1ForFork0_#res.base, thr1Thread1of1ForFork0_thidvar0, thr1Thread1of1ForFork0_#in~_.base, thr1Thread1of1ForFork0_#res.offset, thr1Thread1of1ForFork0_~_.offset] {5095#true} is VALID [2020-07-28 20:18:13,166 INFO L280 TraceCheckUtils]: 2: Hoare triple {5095#true} [287] L713-1-->L714-1: Formula: (= (store |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2~0.base_8| (store (select |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2~0.base_8|) |v_ULTIMATE.start_main_~#t2~0.offset_8| 1)) |v_#memory_int_7|) InVars {#memory_int=|v_#memory_int_8|, ULTIMATE.start_main_~#t2~0.offset=|v_ULTIMATE.start_main_~#t2~0.offset_8|, ULTIMATE.start_main_~#t2~0.base=|v_ULTIMATE.start_main_~#t2~0.base_8|} OutVars{ULTIMATE.start_main_#t~nondet2=|v_ULTIMATE.start_main_#t~nondet2_4|, #memory_int=|v_#memory_int_7|, ULTIMATE.start_main_~#t2~0.offset=|v_ULTIMATE.start_main_~#t2~0.offset_8|, ULTIMATE.start_main_~#t2~0.base=|v_ULTIMATE.start_main_~#t2~0.base_8|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet2, #memory_int] {5095#true} is VALID [2020-07-28 20:18:13,166 INFO L280 TraceCheckUtils]: 3: Hoare triple {5095#true} [261] L714-1-->thr2ENTRY: Formula: (and (= 0 |v_thr2Thread1of1ForFork1_#in~_.offset_3|) (= 0 |v_thr2Thread1of1ForFork1_#in~_.base_3|) (= 1 v_thr2Thread1of1ForFork1_thidvar0_2)) InVars {} OutVars{thr2Thread1of1ForFork1_thidvar0=v_thr2Thread1of1ForFork1_thidvar0_2, thr2Thread1of1ForFork1_~_.offset=v_thr2Thread1of1ForFork1_~_.offset_3, thr2Thread1of1ForFork1_#res.base=|v_thr2Thread1of1ForFork1_#res.base_3|, thr2Thread1of1ForFork1_#in~_.offset=|v_thr2Thread1of1ForFork1_#in~_.offset_3|, thr2Thread1of1ForFork1_#res.offset=|v_thr2Thread1of1ForFork1_#res.offset_3|, thr2Thread1of1ForFork1_#in~_.base=|v_thr2Thread1of1ForFork1_#in~_.base_3|, thr2Thread1of1ForFork1_~_.base=v_thr2Thread1of1ForFork1_~_.base_3} AuxVars[] AssignedVars[thr2Thread1of1ForFork1_thidvar0, thr2Thread1of1ForFork1_~_.offset, thr2Thread1of1ForFork1_#res.base, thr2Thread1of1ForFork1_#in~_.offset, thr2Thread1of1ForFork1_#res.offset, thr2Thread1of1ForFork1_#in~_.base, thr2Thread1of1ForFork1_~_.base] {5095#true} is VALID [2020-07-28 20:18:13,167 INFO L280 TraceCheckUtils]: 4: Hoare triple {5095#true} [293] thr2ENTRY-->L698-2: Formula: (and (= |v_thr2Thread1of1ForFork1_#in~_.base_4| v_thr2Thread1of1ForFork1_~_.base_4) (= v_thr2Thread1of1ForFork1_~_.offset_4 |v_thr2Thread1of1ForFork1_#in~_.offset_4|) (= 1 v_~flag2~0_25)) InVars {thr2Thread1of1ForFork1_#in~_.offset=|v_thr2Thread1of1ForFork1_#in~_.offset_4|, thr2Thread1of1ForFork1_#in~_.base=|v_thr2Thread1of1ForFork1_#in~_.base_4|} OutVars{thr2Thread1of1ForFork1_~_.offset=v_thr2Thread1of1ForFork1_~_.offset_4, thr2Thread1of1ForFork1_#in~_.offset=|v_thr2Thread1of1ForFork1_#in~_.offset_4|, ~flag2~0=v_~flag2~0_25, thr2Thread1of1ForFork1_#in~_.base=|v_thr2Thread1of1ForFork1_#in~_.base_4|, thr2Thread1of1ForFork1_~_.base=v_thr2Thread1of1ForFork1_~_.base_4} AuxVars[] AssignedVars[thr2Thread1of1ForFork1_~_.offset, ~flag2~0, thr2Thread1of1ForFork1_~_.base] {5097#(= 1 ~flag2~0)} is VALID [2020-07-28 20:18:13,167 INFO L280 TraceCheckUtils]: 5: Hoare triple {5097#(= 1 ~flag2~0)} [219] L698-2-->L697-2: Formula: (not (<= 1 v_~flag1~0_1)) InVars {~flag1~0=v_~flag1~0_1} OutVars{~flag1~0=v_~flag1~0_1} AuxVars[] AssignedVars[] {5097#(= 1 ~flag2~0)} is VALID [2020-07-28 20:18:13,168 INFO L280 TraceCheckUtils]: 6: Hoare triple {5097#(= 1 ~flag2~0)} [221] L697-2-->L705: Formula: (= v_~x~0_1 1) InVars {} OutVars{~x~0=v_~x~0_1} AuxVars[] AssignedVars[~x~0] {5097#(= 1 ~flag2~0)} is VALID [2020-07-28 20:18:13,168 INFO L280 TraceCheckUtils]: 7: Hoare triple {5097#(= 1 ~flag2~0)} [285] thr1ENTRY-->L683-2: Formula: (and (= |v_thr1Thread1of1ForFork0_#in~_.offset_4| v_thr1Thread1of1ForFork0_~_.offset_4) (= v_thr1Thread1of1ForFork0_~_.base_4 |v_thr1Thread1of1ForFork0_#in~_.base_4|) (= 1 v_~flag1~0_24)) InVars {thr1Thread1of1ForFork0_#in~_.offset=|v_thr1Thread1of1ForFork0_#in~_.offset_4|, thr1Thread1of1ForFork0_#in~_.base=|v_thr1Thread1of1ForFork0_#in~_.base_4|} OutVars{thr1Thread1of1ForFork0_~_.base=v_thr1Thread1of1ForFork0_~_.base_4, thr1Thread1of1ForFork0_#in~_.offset=|v_thr1Thread1of1ForFork0_#in~_.offset_4|, ~flag1~0=v_~flag1~0_24, thr1Thread1of1ForFork0_#in~_.base=|v_thr1Thread1of1ForFork0_#in~_.base_4|, thr1Thread1of1ForFork0_~_.offset=v_thr1Thread1of1ForFork0_~_.offset_4} AuxVars[] AssignedVars[thr1Thread1of1ForFork0_~_.base, ~flag1~0, thr1Thread1of1ForFork0_~_.offset] {5097#(= 1 ~flag2~0)} is VALID [2020-07-28 20:18:13,169 INFO L280 TraceCheckUtils]: 8: Hoare triple {5097#(= 1 ~flag2~0)} [240] L683-2-->L682-2: Formula: (not (<= 1 v_~flag2~0_5)) InVars {~flag2~0=v_~flag2~0_5} OutVars{~flag2~0=v_~flag2~0_5} AuxVars[] AssignedVars[] {5096#false} is VALID [2020-07-28 20:18:13,169 INFO L280 TraceCheckUtils]: 9: Hoare triple {5096#false} [242] L682-2-->L690: Formula: (= v_~x~0_4 0) InVars {} OutVars{~x~0=v_~x~0_4} AuxVars[] AssignedVars[~x~0] {5096#false} is VALID [2020-07-28 20:18:13,170 INFO L280 TraceCheckUtils]: 10: Hoare triple {5096#false} [266] L705-->thr2Err0ASSERT_VIOLATIONERROR_FUNCTION: Formula: (not (<= 1 v_~x~0_11)) InVars {~x~0=v_~x~0_11} OutVars{~x~0=v_~x~0_11} AuxVars[] AssignedVars[] {5096#false} is VALID [2020-07-28 20:18:13,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 20:18:13,170 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [618383632] [2020-07-28 20:18:13,171 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 20:18:13,171 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-28 20:18:13,171 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [161697776] [2020-07-28 20:18:13,171 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 11 [2020-07-28 20:18:13,172 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 20:18:13,172 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 20:18:13,184 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 11 edges. 11 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 20:18:13,185 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 20:18:13,185 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 20:18:13,185 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 20:18:13,185 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 20:18:13,186 INFO L87 Difference]: Start difference. First operand 132 states and 334 transitions. Second operand 3 states. [2020-07-28 20:18:13,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 20:18:13,247 INFO L93 Difference]: Finished difference Result 82 states and 245 transitions. [2020-07-28 20:18:13,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 20:18:13,248 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 11 [2020-07-28 20:18:13,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 20:18:13,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 20:18:13,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 30 transitions. [2020-07-28 20:18:13,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 20:18:13,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 30 transitions. [2020-07-28 20:18:13,249 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 30 transitions. [2020-07-28 20:18:13,280 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 30 edges. 30 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 20:18:13,280 INFO L225 Difference]: With dead ends: 82 [2020-07-28 20:18:13,280 INFO L226 Difference]: Without dead ends: 0 [2020-07-28 20:18:13,281 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 20:18:13,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-28 20:18:13,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-28 20:18:13,281 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 20:18:13,282 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second operand 0 states. [2020-07-28 20:18:13,282 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-28 20:18:13,282 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-28 20:18:13,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 20:18:13,282 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-28 20:18:13,282 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 20:18:13,283 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 20:18:13,283 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 20:18:13,283 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-28 20:18:13,283 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-28 20:18:13,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 20:18:13,283 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-28 20:18:13,283 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 20:18:13,283 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 20:18:13,284 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 20:18:13,284 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 20:18:13,284 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 20:18:13,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-28 20:18:13,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-28 20:18:13,284 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 11 [2020-07-28 20:18:13,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 20:18:13,285 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-28 20:18:13,285 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 20:18:13,285 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 20:18:13,285 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 20:18:13,285 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-28 20:18:13,289 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.07 08:18:13 BasicIcfg [2020-07-28 20:18:13,289 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-28 20:18:13,290 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-07-28 20:18:13,290 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-07-28 20:18:13,290 INFO L275 PluginConnector]: Witness Printer initialized [2020-07-28 20:18:13,291 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 08:18:09" (3/4) ... [2020-07-28 20:18:13,295 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-07-28 20:18:13,301 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thr2 [2020-07-28 20:18:13,302 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thr1 [2020-07-28 20:18:13,309 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2020-07-28 20:18:13,310 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2020-07-28 20:18:13,310 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-07-28 20:18:13,358 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-07-28 20:18:13,358 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-07-28 20:18:13,361 INFO L168 Benchmark]: Toolchain (without parser) took 5807.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 194.0 MB). Free memory was 961.6 MB in the beginning and 871.6 MB in the end (delta: 90.0 MB). Peak memory consumption was 284.0 MB. Max. memory is 11.5 GB. [2020-07-28 20:18:13,361 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 20:18:13,362 INFO L168 Benchmark]: CACSL2BoogieTranslator took 763.81 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 961.6 MB in the beginning and 1.1 GB in the end (delta: -116.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. [2020-07-28 20:18:13,362 INFO L168 Benchmark]: Boogie Procedure Inliner took 91.69 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 20:18:13,363 INFO L168 Benchmark]: Boogie Preprocessor took 73.92 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 20:18:13,363 INFO L168 Benchmark]: RCFGBuilder took 577.55 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 39.1 MB). Peak memory consumption was 39.1 MB. Max. memory is 11.5 GB. [2020-07-28 20:18:13,364 INFO L168 Benchmark]: TraceAbstraction took 4223.88 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 77.1 MB). Free memory was 1.0 GB in the beginning and 871.6 MB in the end (delta: 167.0 MB). Peak memory consumption was 244.1 MB. Max. memory is 11.5 GB. [2020-07-28 20:18:13,364 INFO L168 Benchmark]: Witness Printer took 68.29 ms. Allocated memory is still 1.2 GB. Free memory is still 871.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 20:18:13,368 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 763.81 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 961.6 MB in the beginning and 1.1 GB in the end (delta: -116.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 91.69 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 73.92 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 577.55 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 39.1 MB). Peak memory consumption was 39.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 4223.88 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 77.1 MB). Free memory was 1.0 GB in the beginning and 871.6 MB in the end (delta: 167.0 MB). Peak memory consumption was 244.1 MB. Max. memory is 11.5 GB. * Witness Printer took 68.29 ms. Allocated memory is still 1.2 GB. Free memory is still 871.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 2.0s, 74 ProgramPointsBefore, 40 ProgramPointsAfterwards, 82 TransitionsBefore, 44 TransitionsAfterwards, 1428 CoEnabledTransitionPairs, 7 FixpointIterations, 26 TrivialSequentialCompositions, 15 ConcurrentSequentialCompositions, 1 TrivialYvCompositions, 5 ConcurrentYvCompositions, 4 ChoiceCompositions, 593 VarBasedMoverChecksPositive, 44 VarBasedMoverChecksNegative, 21 SemBasedMoverChecksPositive, 32 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.5s, 0 MoverChecksTotal, 3385 CheckedPairsTotal, 47 TotalNumberOfCompositions - PositiveResult [Line: 705]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 690]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 68 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 4.0s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 2.1s, HoareTripleCheckerStatistics: 197 SDtfs, 79 SDslu, 68 SDs, 0 SdLazy, 28 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 12 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=335occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 5 MinimizatonAttempts, 18 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 41 NumberOfCodeBlocks, 41 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 36 ConstructedInterpolants, 0 QuantifiedInterpolants, 514 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...