/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA.epf -i ../../../trunk/examples/svcomp/pthread-wmm/mix015_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-b09bf87 [2020-10-16 11:59:09,180 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-16 11:59:09,184 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-16 11:59:09,225 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-16 11:59:09,225 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-16 11:59:09,238 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-16 11:59:09,239 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-16 11:59:09,243 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-16 11:59:09,247 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-16 11:59:09,251 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-16 11:59:09,251 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-16 11:59:09,254 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-16 11:59:09,254 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-16 11:59:09,258 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-16 11:59:09,261 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-16 11:59:09,263 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-16 11:59:09,265 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-16 11:59:09,266 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-16 11:59:09,268 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-16 11:59:09,274 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-16 11:59:09,275 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-16 11:59:09,276 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-16 11:59:09,277 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-16 11:59:09,278 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-16 11:59:09,280 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-16 11:59:09,285 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-16 11:59:09,285 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-16 11:59:09,286 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-16 11:59:09,287 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-16 11:59:09,288 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-16 11:59:09,288 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-16 11:59:09,290 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-16 11:59:09,291 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-16 11:59:09,292 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-16 11:59:09,293 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-16 11:59:09,293 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-16 11:59:09,294 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-16 11:59:09,294 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-16 11:59:09,294 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-16 11:59:09,295 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-16 11:59:09,297 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-16 11:59:09,298 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA.epf [2020-10-16 11:59:09,343 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-16 11:59:09,343 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-16 11:59:09,345 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-16 11:59:09,346 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-16 11:59:09,346 INFO L138 SettingsManager]: * Use SBE=true [2020-10-16 11:59:09,346 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-16 11:59:09,346 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-16 11:59:09,347 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-16 11:59:09,347 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-16 11:59:09,347 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-16 11:59:09,348 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-16 11:59:09,348 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-16 11:59:09,349 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-16 11:59:09,349 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-16 11:59:09,349 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-16 11:59:09,350 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-16 11:59:09,350 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-16 11:59:09,350 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-16 11:59:09,350 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-16 11:59:09,350 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-16 11:59:09,351 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-16 11:59:09,351 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-16 11:59:09,351 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-16 11:59:09,351 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2020-10-16 11:59:09,351 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-16 11:59:09,352 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-16 11:59:09,352 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-16 11:59:09,352 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-10-16 11:59:09,352 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-16 11:59:09,660 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-16 11:59:09,674 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-16 11:59:09,678 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-16 11:59:09,680 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-16 11:59:09,680 INFO L275 PluginConnector]: CDTParser initialized [2020-10-16 11:59:09,681 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix015_tso.oepc.i [2020-10-16 11:59:09,751 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/dab43ff87/427291bcadbb45dd9b78a4bf1071eeb8/FLAG27b820cdd [2020-10-16 11:59:10,283 INFO L306 CDTParser]: Found 1 translation units. [2020-10-16 11:59:10,285 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/pthread-wmm/mix015_tso.oepc.i [2020-10-16 11:59:10,300 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/dab43ff87/427291bcadbb45dd9b78a4bf1071eeb8/FLAG27b820cdd [2020-10-16 11:59:10,572 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/dab43ff87/427291bcadbb45dd9b78a4bf1071eeb8 [2020-10-16 11:59:10,581 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-16 11:59:10,582 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-16 11:59:10,583 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-16 11:59:10,584 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-16 11:59:10,586 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-16 11:59:10,587 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 11:59:10" (1/1) ... [2020-10-16 11:59:10,590 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30ce8eff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:59:10, skipping insertion in model container [2020-10-16 11:59:10,590 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 11:59:10" (1/1) ... [2020-10-16 11:59:10,596 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-16 11:59:10,669 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-16 11:59:11,211 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-16 11:59:11,224 INFO L203 MainTranslator]: Completed pre-run [2020-10-16 11:59:11,293 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-16 11:59:11,379 INFO L208 MainTranslator]: Completed translation [2020-10-16 11:59:11,380 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:59:11 WrapperNode [2020-10-16 11:59:11,381 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-16 11:59:11,382 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-16 11:59:11,382 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-16 11:59:11,382 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-16 11:59:11,391 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:59:11" (1/1) ... [2020-10-16 11:59:11,414 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:59:11" (1/1) ... [2020-10-16 11:59:11,443 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-16 11:59:11,444 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-16 11:59:11,444 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-16 11:59:11,444 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-16 11:59:11,454 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:59:11" (1/1) ... [2020-10-16 11:59:11,454 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:59:11" (1/1) ... [2020-10-16 11:59:11,459 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:59:11" (1/1) ... [2020-10-16 11:59:11,459 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:59:11" (1/1) ... [2020-10-16 11:59:11,470 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:59:11" (1/1) ... [2020-10-16 11:59:11,474 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:59:11" (1/1) ... [2020-10-16 11:59:11,478 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:59:11" (1/1) ... [2020-10-16 11:59:11,483 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-16 11:59:11,484 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-16 11:59:11,484 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-16 11:59:11,484 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-16 11:59:11,486 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:59:11" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-16 11:59:11,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-16 11:59:11,563 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-10-16 11:59:11,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-16 11:59:11,563 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-16 11:59:11,563 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-10-16 11:59:11,563 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-10-16 11:59:11,564 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-10-16 11:59:11,564 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-10-16 11:59:11,564 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-10-16 11:59:11,564 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-10-16 11:59:11,564 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-10-16 11:59:11,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-16 11:59:11,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-16 11:59:11,567 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-16 11:59:13,767 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-16 11:59:13,768 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-16 11:59:13,770 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 11:59:13 BoogieIcfgContainer [2020-10-16 11:59:13,770 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-16 11:59:13,772 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-16 11:59:13,772 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-16 11:59:13,775 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-16 11:59:13,776 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 11:59:10" (1/3) ... [2020-10-16 11:59:13,777 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35253a3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 11:59:13, skipping insertion in model container [2020-10-16 11:59:13,777 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:59:11" (2/3) ... [2020-10-16 11:59:13,777 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35253a3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 11:59:13, skipping insertion in model container [2020-10-16 11:59:13,778 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 11:59:13" (3/3) ... [2020-10-16 11:59:13,779 INFO L111 eAbstractionObserver]: Analyzing ICFG mix015_tso.oepc.i [2020-10-16 11:59:13,792 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-16 11:59:13,792 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-16 11:59:13,800 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-10-16 11:59:13,801 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-16 11:59:13,833 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,833 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,834 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,834 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,834 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,834 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,835 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,835 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,835 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,836 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,836 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,836 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,836 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,836 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,837 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,837 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,837 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,838 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,838 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,838 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,838 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,839 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,839 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,839 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,839 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,839 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,839 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,840 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,840 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,840 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,841 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,841 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,841 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,841 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,842 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,842 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,842 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,842 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,842 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,842 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,843 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,843 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,843 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,843 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,843 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,844 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,844 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,844 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,844 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,844 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,844 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,844 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,845 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,845 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,845 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,845 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,845 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,845 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,846 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,846 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,846 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,846 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,846 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,846 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,847 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,847 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,847 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,847 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,847 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,848 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,848 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,848 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,850 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,850 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,850 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,850 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,850 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,851 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,851 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,851 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,851 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,855 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,855 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,856 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,856 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,856 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,856 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,856 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,857 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,857 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,857 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,861 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,861 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,861 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,861 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,862 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,862 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,862 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,862 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,862 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,863 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,863 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,863 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,863 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,863 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,864 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,864 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,864 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,864 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,864 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,865 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,865 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,865 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,865 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,865 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,866 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,866 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,866 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,866 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,867 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,867 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,867 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,867 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,867 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,872 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,873 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,873 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,873 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,873 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,873 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,874 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,874 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,874 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,874 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,874 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,875 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:59:13,876 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-10-16 11:59:13,890 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2020-10-16 11:59:13,911 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-16 11:59:13,911 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-16 11:59:13,911 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-16 11:59:13,911 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-16 11:59:13,911 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-16 11:59:13,912 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-16 11:59:13,912 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-16 11:59:13,912 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-16 11:59:13,925 INFO L137 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2020-10-16 11:59:13,926 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 108 places, 100 transitions, 215 flow [2020-10-16 11:59:13,928 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 108 places, 100 transitions, 215 flow [2020-10-16 11:59:13,930 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 108 places, 100 transitions, 215 flow [2020-10-16 11:59:13,976 INFO L129 PetriNetUnfolder]: 2/97 cut-off events. [2020-10-16 11:59:13,976 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-16 11:59:13,981 INFO L80 FinitePrefix]: Finished finitePrefix Result has 107 conditions, 97 events. 2/97 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 80 event pairs, 0 based on Foata normal form. 0/93 useless extension candidates. Maximal degree in co-relation 63. Up to 2 conditions per place. [2020-10-16 11:59:13,985 INFO L117 LiptonReduction]: Number of co-enabled transitions 1928 [2020-10-16 11:59:14,375 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 58 [2020-10-16 11:59:14,541 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2020-10-16 11:59:15,298 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-10-16 11:59:16,395 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 95 [2020-10-16 11:59:16,518 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-10-16 11:59:16,638 INFO L132 LiptonReduction]: Checked pairs total: 5291 [2020-10-16 11:59:16,639 INFO L134 LiptonReduction]: Total number of compositions: 81 [2020-10-16 11:59:16,646 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 38 places, 28 transitions, 71 flow [2020-10-16 11:59:16,704 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 1136 states. [2020-10-16 11:59:16,706 INFO L276 IsEmpty]: Start isEmpty. Operand 1136 states. [2020-10-16 11:59:16,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2020-10-16 11:59:16,713 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:59:16,713 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1] [2020-10-16 11:59:16,714 INFO L429 AbstractCegarLoop]: === Iteration 1 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:59:16,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:59:16,720 INFO L82 PathProgramCache]: Analyzing trace with hash 1063949, now seen corresponding path program 1 times [2020-10-16 11:59:16,730 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:59:16,731 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1280515807] [2020-10-16 11:59:16,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:59:16,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:59:16,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:59:16,966 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1280515807] [2020-10-16 11:59:16,967 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:59:16,967 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-16 11:59:16,968 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1140910872] [2020-10-16 11:59:16,972 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 11:59:16,972 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:59:16,987 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 11:59:16,987 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 11:59:16,990 INFO L87 Difference]: Start difference. First operand 1136 states. Second operand 3 states. [2020-10-16 11:59:17,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:59:17,107 INFO L93 Difference]: Finished difference Result 974 states and 3122 transitions. [2020-10-16 11:59:17,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 11:59:17,110 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3 [2020-10-16 11:59:17,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:59:17,143 INFO L225 Difference]: With dead ends: 974 [2020-10-16 11:59:17,144 INFO L226 Difference]: Without dead ends: 794 [2020-10-16 11:59:17,146 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 11:59:17,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 794 states. [2020-10-16 11:59:17,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 794 to 794. [2020-10-16 11:59:17,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 794 states. [2020-10-16 11:59:17,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 794 states and 2498 transitions. [2020-10-16 11:59:17,284 INFO L78 Accepts]: Start accepts. Automaton has 794 states and 2498 transitions. Word has length 3 [2020-10-16 11:59:17,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:59:17,285 INFO L481 AbstractCegarLoop]: Abstraction has 794 states and 2498 transitions. [2020-10-16 11:59:17,285 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 11:59:17,285 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 2498 transitions. [2020-10-16 11:59:17,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-10-16 11:59:17,287 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:59:17,287 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:59:17,287 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-16 11:59:17,287 INFO L429 AbstractCegarLoop]: === Iteration 2 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:59:17,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:59:17,288 INFO L82 PathProgramCache]: Analyzing trace with hash -1909619194, now seen corresponding path program 1 times [2020-10-16 11:59:17,288 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:59:17,288 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [4872804] [2020-10-16 11:59:17,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:59:17,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:59:17,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:59:17,372 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [4872804] [2020-10-16 11:59:17,372 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:59:17,372 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-16 11:59:17,373 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [190166053] [2020-10-16 11:59:17,374 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 11:59:17,374 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:59:17,375 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 11:59:17,375 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 11:59:17,375 INFO L87 Difference]: Start difference. First operand 794 states and 2498 transitions. Second operand 3 states. [2020-10-16 11:59:17,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:59:17,400 INFO L93 Difference]: Finished difference Result 734 states and 2280 transitions. [2020-10-16 11:59:17,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 11:59:17,401 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2020-10-16 11:59:17,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:59:17,407 INFO L225 Difference]: With dead ends: 734 [2020-10-16 11:59:17,407 INFO L226 Difference]: Without dead ends: 734 [2020-10-16 11:59:17,408 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 11:59:17,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 734 states. [2020-10-16 11:59:17,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 734 to 734. [2020-10-16 11:59:17,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 734 states. [2020-10-16 11:59:17,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 734 states and 2280 transitions. [2020-10-16 11:59:17,438 INFO L78 Accepts]: Start accepts. Automaton has 734 states and 2280 transitions. Word has length 9 [2020-10-16 11:59:17,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:59:17,442 INFO L481 AbstractCegarLoop]: Abstraction has 734 states and 2280 transitions. [2020-10-16 11:59:17,442 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 11:59:17,443 INFO L276 IsEmpty]: Start isEmpty. Operand 734 states and 2280 transitions. [2020-10-16 11:59:17,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-10-16 11:59:17,448 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:59:17,448 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:59:17,448 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-16 11:59:17,448 INFO L429 AbstractCegarLoop]: === Iteration 3 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:59:17,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:59:17,449 INFO L82 PathProgramCache]: Analyzing trace with hash -1226836792, now seen corresponding path program 1 times [2020-10-16 11:59:17,451 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:59:17,451 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1666899133] [2020-10-16 11:59:17,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:59:17,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:59:17,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:59:17,505 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1666899133] [2020-10-16 11:59:17,505 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:59:17,505 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-16 11:59:17,506 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1147369381] [2020-10-16 11:59:17,506 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 11:59:17,506 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:59:17,507 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 11:59:17,507 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 11:59:17,507 INFO L87 Difference]: Start difference. First operand 734 states and 2280 transitions. Second operand 3 states. [2020-10-16 11:59:17,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:59:17,518 INFO L93 Difference]: Finished difference Result 694 states and 2138 transitions. [2020-10-16 11:59:17,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 11:59:17,519 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 11 [2020-10-16 11:59:17,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:59:17,524 INFO L225 Difference]: With dead ends: 694 [2020-10-16 11:59:17,524 INFO L226 Difference]: Without dead ends: 694 [2020-10-16 11:59:17,524 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 11:59:17,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 694 states. [2020-10-16 11:59:17,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 694 to 694. [2020-10-16 11:59:17,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 694 states. [2020-10-16 11:59:17,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 694 states and 2138 transitions. [2020-10-16 11:59:17,546 INFO L78 Accepts]: Start accepts. Automaton has 694 states and 2138 transitions. Word has length 11 [2020-10-16 11:59:17,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:59:17,546 INFO L481 AbstractCegarLoop]: Abstraction has 694 states and 2138 transitions. [2020-10-16 11:59:17,546 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 11:59:17,546 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 2138 transitions. [2020-10-16 11:59:17,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-16 11:59:17,549 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:59:17,550 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:59:17,550 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-16 11:59:17,550 INFO L429 AbstractCegarLoop]: === Iteration 4 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:59:17,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:59:17,551 INFO L82 PathProgramCache]: Analyzing trace with hash 2125835106, now seen corresponding path program 1 times [2020-10-16 11:59:17,551 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:59:17,551 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [787435374] [2020-10-16 11:59:17,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:59:17,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:59:17,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:59:17,660 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [787435374] [2020-10-16 11:59:17,661 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:59:17,661 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-16 11:59:17,661 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [328575099] [2020-10-16 11:59:17,662 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-16 11:59:17,662 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:59:17,662 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-16 11:59:17,662 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-16 11:59:17,662 INFO L87 Difference]: Start difference. First operand 694 states and 2138 transitions. Second operand 4 states. [2020-10-16 11:59:17,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:59:17,711 INFO L93 Difference]: Finished difference Result 638 states and 1738 transitions. [2020-10-16 11:59:17,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-16 11:59:17,712 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2020-10-16 11:59:17,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:59:17,715 INFO L225 Difference]: With dead ends: 638 [2020-10-16 11:59:17,716 INFO L226 Difference]: Without dead ends: 458 [2020-10-16 11:59:17,716 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-16 11:59:17,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 458 states. [2020-10-16 11:59:17,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 458 to 458. [2020-10-16 11:59:17,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 458 states. [2020-10-16 11:59:17,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 458 states and 1194 transitions. [2020-10-16 11:59:17,729 INFO L78 Accepts]: Start accepts. Automaton has 458 states and 1194 transitions. Word has length 13 [2020-10-16 11:59:17,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:59:17,729 INFO L481 AbstractCegarLoop]: Abstraction has 458 states and 1194 transitions. [2020-10-16 11:59:17,729 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-16 11:59:17,730 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 1194 transitions. [2020-10-16 11:59:17,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-10-16 11:59:17,731 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:59:17,731 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:59:17,731 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-16 11:59:17,731 INFO L429 AbstractCegarLoop]: === Iteration 5 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:59:17,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:59:17,732 INFO L82 PathProgramCache]: Analyzing trace with hash -971258912, now seen corresponding path program 1 times [2020-10-16 11:59:17,732 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:59:17,732 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [445489931] [2020-10-16 11:59:17,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:59:17,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:59:17,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:59:17,921 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [445489931] [2020-10-16 11:59:17,921 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:59:17,921 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-16 11:59:17,921 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [489699881] [2020-10-16 11:59:17,922 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-16 11:59:17,922 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:59:17,925 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-16 11:59:17,925 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-16 11:59:17,925 INFO L87 Difference]: Start difference. First operand 458 states and 1194 transitions. Second operand 5 states. [2020-10-16 11:59:17,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:59:17,987 INFO L93 Difference]: Finished difference Result 375 states and 914 transitions. [2020-10-16 11:59:17,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-16 11:59:17,989 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 16 [2020-10-16 11:59:17,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:59:17,991 INFO L225 Difference]: With dead ends: 375 [2020-10-16 11:59:17,991 INFO L226 Difference]: Without dead ends: 295 [2020-10-16 11:59:17,993 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-10-16 11:59:17,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 295 states. [2020-10-16 11:59:18,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 295 to 295. [2020-10-16 11:59:18,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 295 states. [2020-10-16 11:59:18,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 295 states and 705 transitions. [2020-10-16 11:59:18,007 INFO L78 Accepts]: Start accepts. Automaton has 295 states and 705 transitions. Word has length 16 [2020-10-16 11:59:18,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:59:18,008 INFO L481 AbstractCegarLoop]: Abstraction has 295 states and 705 transitions. [2020-10-16 11:59:18,008 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-16 11:59:18,008 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 705 transitions. [2020-10-16 11:59:18,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-10-16 11:59:18,009 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:59:18,010 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:59:18,010 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-16 11:59:18,010 INFO L429 AbstractCegarLoop]: === Iteration 6 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:59:18,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:59:18,013 INFO L82 PathProgramCache]: Analyzing trace with hash -1231003595, now seen corresponding path program 1 times [2020-10-16 11:59:18,013 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:59:18,013 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [89359027] [2020-10-16 11:59:18,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:59:18,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:59:18,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:59:18,219 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [89359027] [2020-10-16 11:59:18,220 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:59:18,220 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-16 11:59:18,220 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [74458542] [2020-10-16 11:59:18,220 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-16 11:59:18,221 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:59:18,221 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-16 11:59:18,222 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-10-16 11:59:18,223 INFO L87 Difference]: Start difference. First operand 295 states and 705 transitions. Second operand 6 states. [2020-10-16 11:59:18,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:59:18,294 INFO L93 Difference]: Finished difference Result 272 states and 657 transitions. [2020-10-16 11:59:18,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-16 11:59:18,295 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 19 [2020-10-16 11:59:18,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:59:18,299 INFO L225 Difference]: With dead ends: 272 [2020-10-16 11:59:18,299 INFO L226 Difference]: Without dead ends: 257 [2020-10-16 11:59:18,300 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-10-16 11:59:18,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 257 states. [2020-10-16 11:59:18,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 257 to 257. [2020-10-16 11:59:18,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 257 states. [2020-10-16 11:59:18,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 629 transitions. [2020-10-16 11:59:18,310 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 629 transitions. Word has length 19 [2020-10-16 11:59:18,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:59:18,311 INFO L481 AbstractCegarLoop]: Abstraction has 257 states and 629 transitions. [2020-10-16 11:59:18,311 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-16 11:59:18,311 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 629 transitions. [2020-10-16 11:59:18,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-10-16 11:59:18,312 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:59:18,313 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:59:18,313 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-16 11:59:18,313 INFO L429 AbstractCegarLoop]: === Iteration 7 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:59:18,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:59:18,313 INFO L82 PathProgramCache]: Analyzing trace with hash 1352854248, now seen corresponding path program 1 times [2020-10-16 11:59:18,314 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:59:18,314 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1681743506] [2020-10-16 11:59:18,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:59:18,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:59:18,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:59:18,421 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1681743506] [2020-10-16 11:59:18,422 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:59:18,422 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-16 11:59:18,422 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [684103568] [2020-10-16 11:59:18,423 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-16 11:59:18,423 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:59:18,423 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-16 11:59:18,423 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-16 11:59:18,423 INFO L87 Difference]: Start difference. First operand 257 states and 629 transitions. Second operand 4 states. [2020-10-16 11:59:18,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:59:18,452 INFO L93 Difference]: Finished difference Result 355 states and 851 transitions. [2020-10-16 11:59:18,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-16 11:59:18,453 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 23 [2020-10-16 11:59:18,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:59:18,455 INFO L225 Difference]: With dead ends: 355 [2020-10-16 11:59:18,455 INFO L226 Difference]: Without dead ends: 161 [2020-10-16 11:59:18,456 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-16 11:59:18,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2020-10-16 11:59:18,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 161. [2020-10-16 11:59:18,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161 states. [2020-10-16 11:59:18,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 353 transitions. [2020-10-16 11:59:18,461 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 353 transitions. Word has length 23 [2020-10-16 11:59:18,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:59:18,461 INFO L481 AbstractCegarLoop]: Abstraction has 161 states and 353 transitions. [2020-10-16 11:59:18,461 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-16 11:59:18,462 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 353 transitions. [2020-10-16 11:59:18,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-10-16 11:59:18,463 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:59:18,463 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:59:18,463 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-16 11:59:18,463 INFO L429 AbstractCegarLoop]: === Iteration 8 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:59:18,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:59:18,464 INFO L82 PathProgramCache]: Analyzing trace with hash -745269336, now seen corresponding path program 2 times [2020-10-16 11:59:18,464 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:59:18,465 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [407542826] [2020-10-16 11:59:18,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:59:18,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:59:18,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:59:18,565 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [407542826] [2020-10-16 11:59:18,565 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:59:18,565 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-16 11:59:18,566 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1256325168] [2020-10-16 11:59:18,566 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-16 11:59:18,566 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:59:18,567 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-16 11:59:18,567 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-16 11:59:18,567 INFO L87 Difference]: Start difference. First operand 161 states and 353 transitions. Second operand 4 states. [2020-10-16 11:59:18,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:59:18,584 INFO L93 Difference]: Finished difference Result 208 states and 451 transitions. [2020-10-16 11:59:18,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-16 11:59:18,585 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 23 [2020-10-16 11:59:18,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:59:18,586 INFO L225 Difference]: With dead ends: 208 [2020-10-16 11:59:18,586 INFO L226 Difference]: Without dead ends: 116 [2020-10-16 11:59:18,586 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-16 11:59:18,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2020-10-16 11:59:18,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2020-10-16 11:59:18,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2020-10-16 11:59:18,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 243 transitions. [2020-10-16 11:59:18,593 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 243 transitions. Word has length 23 [2020-10-16 11:59:18,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:59:18,594 INFO L481 AbstractCegarLoop]: Abstraction has 116 states and 243 transitions. [2020-10-16 11:59:18,594 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-16 11:59:18,594 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 243 transitions. [2020-10-16 11:59:18,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-10-16 11:59:18,595 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:59:18,596 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:59:18,596 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-16 11:59:18,597 INFO L429 AbstractCegarLoop]: === Iteration 9 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:59:18,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:59:18,599 INFO L82 PathProgramCache]: Analyzing trace with hash -1424404896, now seen corresponding path program 3 times [2020-10-16 11:59:18,600 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:59:18,602 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193969160] [2020-10-16 11:59:18,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:59:18,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-16 11:59:18,706 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-16 11:59:18,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-16 11:59:18,814 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-16 11:59:18,874 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-16 11:59:18,875 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-16 11:59:18,875 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-16 11:59:18,876 WARN L264 etLargeBlockEncoding]: Failed to translate choice composition: Branch encoders not available. [2020-10-16 11:59:18,895 WARN L124 codingBacktranslator]: Skipped backtranslation of ATE [1035] [1035] L848-->L855: Formula: (let ((.cse9 (= (mod ~a$w_buff1_used~0_In-827561433 256) 0)) (.cse8 (= (mod ~a$r_buff1_thd0~0_In-827561433 256) 0)) (.cse6 (= (mod ~a$r_buff0_thd0~0_In-827561433 256) 0)) (.cse7 (= (mod ~a$w_buff0_used~0_In-827561433 256) 0))) (let ((.cse4 (not .cse7)) (.cse5 (not .cse6)) (.cse0 (not .cse8)) (.cse1 (not .cse9)) (.cse2 (or .cse8 .cse9)) (.cse3 (or .cse6 .cse7))) (and (or (and .cse0 .cse1 (= ~a$w_buff1_used~0_Out-827561433 0)) (and (= ~a$w_buff1_used~0_Out-827561433 ~a$w_buff1_used~0_In-827561433) .cse2)) (not (= ULTIMATE.start_assume_abort_if_not_~cond_Out-827561433 0)) (= ULTIMATE.start_assume_abort_if_not_~cond_Out-827561433 |ULTIMATE.start_assume_abort_if_not_#in~cond_In-827561433|) (or (and .cse3 (= ~a$w_buff0_used~0_Out-827561433 ~a$w_buff0_used~0_In-827561433)) (and .cse4 .cse5 (= ~a$w_buff0_used~0_Out-827561433 0))) (= ~a$r_buff1_thd0~0_In-827561433 ~a$r_buff1_thd0~0_Out-827561433) (or (and .cse4 (= ~a~0_Out-827561433 ~a$w_buff0~0_In-827561433) .cse5) (and (or (and .cse0 (= ~a~0_Out-827561433 ~a$w_buff1~0_In-827561433) .cse1) (and .cse2 (= ~a~0_In-827561433 ~a~0_Out-827561433))) .cse3)) (= ~a$r_buff0_thd0~0_In-827561433 ~a$r_buff0_thd0~0_Out-827561433)))) InVars {~a~0=~a~0_In-827561433, ULTIMATE.start_assume_abort_if_not_#in~cond=|ULTIMATE.start_assume_abort_if_not_#in~cond_In-827561433|, ~a$w_buff1~0=~a$w_buff1~0_In-827561433, ~a$w_buff0~0=~a$w_buff0~0_In-827561433, ~a$r_buff1_thd0~0=~a$r_buff1_thd0~0_In-827561433, ~a$w_buff0_used~0=~a$w_buff0_used~0_In-827561433, ~a$r_buff0_thd0~0=~a$r_buff0_thd0~0_In-827561433, ~a$w_buff1_used~0=~a$w_buff1_used~0_In-827561433} OutVars{ULTIMATE.start_main_#t~ite47=|ULTIMATE.start_main_#t~ite47_Out-827561433|, ~a$w_buff0_used~0=~a$w_buff0_used~0_Out-827561433, ULTIMATE.start_main_#t~ite46=|ULTIMATE.start_main_#t~ite46_Out-827561433|, ULTIMATE.start_main_#t~ite49=|ULTIMATE.start_main_#t~ite49_Out-827561433|, ~a$r_buff0_thd0~0=~a$r_buff0_thd0~0_Out-827561433, ULTIMATE.start_main_#t~ite48=|ULTIMATE.start_main_#t~ite48_Out-827561433|, ULTIMATE.start_main_#t~ite50=|ULTIMATE.start_main_#t~ite50_Out-827561433|, ~a~0=~a~0_Out-827561433, ULTIMATE.start_assume_abort_if_not_#in~cond=|ULTIMATE.start_assume_abort_if_not_#in~cond_In-827561433|, ULTIMATE.start_main_#t~ite51=|ULTIMATE.start_main_#t~ite51_Out-827561433|, ULTIMATE.start_assume_abort_if_not_~cond=ULTIMATE.start_assume_abort_if_not_~cond_Out-827561433, ~a$w_buff1~0=~a$w_buff1~0_In-827561433, ~a$w_buff0~0=~a$w_buff0~0_In-827561433, ~a$r_buff1_thd0~0=~a$r_buff1_thd0~0_Out-827561433, ~a$w_buff1_used~0=~a$w_buff1_used~0_Out-827561433} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite50, ~a~0, ULTIMATE.start_main_#t~ite51, ULTIMATE.start_assume_abort_if_not_~cond, ULTIMATE.start_main_#t~ite47, ~a$r_buff1_thd0~0, ~a$w_buff0_used~0, ULTIMATE.start_main_#t~ite46, ULTIMATE.start_main_#t~ite49, ~a$r_buff0_thd0~0, ULTIMATE.start_main_#t~ite48, ~a$w_buff1_used~0] because there is no mapped edge [2020-10-16 11:59:18,906 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:59:18,907 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:59:18,909 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:59:18,909 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:59:18,910 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:59:18,910 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:59:18,911 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:59:18,911 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:59:18,911 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:59:18,911 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:59:18,911 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:59:18,911 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:59:18,912 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:59:18,912 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:59:18,913 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:59:18,913 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:59:18,913 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:59:18,914 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:59:18,914 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:59:18,914 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:59:18,914 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:59:18,914 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:59:18,914 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:59:18,914 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:59:18,915 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:59:18,915 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:59:18,915 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:59:18,915 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:59:18,915 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:59:18,915 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:59:18,916 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:59:18,916 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:59:18,921 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:59:18,921 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:59:18,921 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:59:18,921 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:59:18,921 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:59:18,922 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:59:18,922 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:59:18,922 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:59:18,922 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:59:18,922 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:59:18,923 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:59:18,923 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:59:18,923 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:59:18,923 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:59:18,924 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:59:18,924 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:59:18,924 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:59:18,924 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:59:18,924 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:59:18,924 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:59:19,038 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 11:59:19 BasicIcfg [2020-10-16 11:59:19,038 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-16 11:59:19,041 INFO L168 Benchmark]: Toolchain (without parser) took 8458.00 ms. Allocated memory was 141.0 MB in the beginning and 326.6 MB in the end (delta: 185.6 MB). Free memory was 101.7 MB in the beginning and 152.2 MB in the end (delta: -50.5 MB). Peak memory consumption was 135.1 MB. Max. memory is 7.1 GB. [2020-10-16 11:59:19,042 INFO L168 Benchmark]: CDTParser took 0.51 ms. Allocated memory is still 141.0 MB. Free memory was 121.3 MB in the beginning and 120.9 MB in the end (delta: 419.6 kB). Peak memory consumption was 419.6 kB. Max. memory is 7.1 GB. [2020-10-16 11:59:19,042 INFO L168 Benchmark]: CACSL2BoogieTranslator took 798.10 ms. Allocated memory was 141.0 MB in the beginning and 205.0 MB in the end (delta: 64.0 MB). Free memory was 101.7 MB in the beginning and 160.1 MB in the end (delta: -58.4 MB). Peak memory consumption was 27.5 MB. Max. memory is 7.1 GB. [2020-10-16 11:59:19,044 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.63 ms. Allocated memory is still 205.0 MB. Free memory was 160.1 MB in the beginning and 157.2 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. [2020-10-16 11:59:19,044 INFO L168 Benchmark]: Boogie Preprocessor took 39.94 ms. Allocated memory is still 205.0 MB. Free memory was 157.2 MB in the beginning and 154.4 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. [2020-10-16 11:59:19,048 INFO L168 Benchmark]: RCFGBuilder took 2286.25 ms. Allocated memory was 205.0 MB in the beginning and 246.4 MB in the end (delta: 41.4 MB). Free memory was 154.4 MB in the beginning and 168.5 MB in the end (delta: -14.1 MB). Peak memory consumption was 99.8 MB. Max. memory is 7.1 GB. [2020-10-16 11:59:19,049 INFO L168 Benchmark]: TraceAbstraction took 5267.01 ms. Allocated memory was 246.4 MB in the beginning and 326.6 MB in the end (delta: 80.2 MB). Free memory was 168.5 MB in the beginning and 152.2 MB in the end (delta: 16.3 MB). Peak memory consumption was 96.5 MB. Max. memory is 7.1 GB. [2020-10-16 11:59:19,058 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51 ms. Allocated memory is still 141.0 MB. Free memory was 121.3 MB in the beginning and 120.9 MB in the end (delta: 419.6 kB). Peak memory consumption was 419.6 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 798.10 ms. Allocated memory was 141.0 MB in the beginning and 205.0 MB in the end (delta: 64.0 MB). Free memory was 101.7 MB in the beginning and 160.1 MB in the end (delta: -58.4 MB). Peak memory consumption was 27.5 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 61.63 ms. Allocated memory is still 205.0 MB. Free memory was 160.1 MB in the beginning and 157.2 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 39.94 ms. Allocated memory is still 205.0 MB. Free memory was 157.2 MB in the beginning and 154.4 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2286.25 ms. Allocated memory was 205.0 MB in the beginning and 246.4 MB in the end (delta: 41.4 MB). Free memory was 154.4 MB in the beginning and 168.5 MB in the end (delta: -14.1 MB). Peak memory consumption was 99.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 5267.01 ms. Allocated memory was 246.4 MB in the beginning and 326.6 MB in the end (delta: 80.2 MB). Free memory was 168.5 MB in the beginning and 152.2 MB in the end (delta: 16.3 MB). Peak memory consumption was 96.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 1002 VarBasedMoverChecksPositive, 38 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 113 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 2.7s, 108 PlacesBefore, 38 PlacesAfterwards, 100 TransitionsBefore, 28 TransitionsAfterwards, 1928 CoEnabledTransitionPairs, 6 FixpointIterations, 36 TrivialSequentialCompositions, 39 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 4 ConcurrentYvCompositions, 2 ChoiceCompositions, 81 TotalNumberOfCompositions, 5291 MoverChecksTotal - CounterExampleResult [Line: 7]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L698] 0 int __unbuffered_cnt = 0; [L700] 0 int __unbuffered_p0_EAX = 0; [L702] 0 int __unbuffered_p0_EBX = 0; [L704] 0 int __unbuffered_p1_EAX = 0; [L706] 0 int __unbuffered_p2_EAX = 0; [L708] 0 int __unbuffered_p2_EBX = 0; [L710] 0 int a = 0; [L711] 0 _Bool a$flush_delayed; [L712] 0 int a$mem_tmp; [L713] 0 _Bool a$r_buff0_thd0; [L714] 0 _Bool a$r_buff0_thd1; [L715] 0 _Bool a$r_buff0_thd2; [L716] 0 _Bool a$r_buff0_thd3; [L717] 0 _Bool a$r_buff1_thd0; [L718] 0 _Bool a$r_buff1_thd1; [L719] 0 _Bool a$r_buff1_thd2; [L720] 0 _Bool a$r_buff1_thd3; [L721] 0 _Bool a$read_delayed; [L722] 0 int *a$read_delayed_var; [L723] 0 int a$w_buff0; [L724] 0 _Bool a$w_buff0_used; [L725] 0 int a$w_buff1; [L726] 0 _Bool a$w_buff1_used; [L727] 0 _Bool main$tmp_guard0; [L728] 0 _Bool main$tmp_guard1; [L730] 0 int x = 0; [L732] 0 int y = 0; [L734] 0 int z = 0; [L735] 0 _Bool weak$$choice0; [L736] 0 _Bool weak$$choice2; [L839] 0 pthread_t t403; [L840] FCALL, FORK 0 pthread_create(&t403, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L841] 0 pthread_t t404; [L842] FCALL, FORK 0 pthread_create(&t404, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L843] 0 pthread_t t405; [L844] FCALL, FORK 0 pthread_create(&t405, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L740] 1 a$w_buff1 = a$w_buff0 [L741] 1 a$w_buff0 = 1 [L742] 1 a$w_buff1_used = a$w_buff0_used [L743] 1 a$w_buff0_used = (_Bool)1 [L7] COND TRUE 1 !expression [L7] 1 __VERIFIER_error() [L745] 1 a$r_buff1_thd0 = a$r_buff0_thd0 [L746] 1 a$r_buff1_thd1 = a$r_buff0_thd1 [L747] 1 a$r_buff1_thd2 = a$r_buff0_thd2 [L748] 1 a$r_buff1_thd3 = a$r_buff0_thd3 [L749] 1 a$r_buff0_thd1 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L752] 1 x = 1 [L755] 1 __unbuffered_p0_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L758] 1 __unbuffered_p0_EBX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L775] 2 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0] [L778] 2 __unbuffered_p1_EAX = z VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0] [L781] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L781] EXPR 2 a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a [L781] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L781] 2 a = a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L782] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used [L782] 2 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used [L783] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$w_buff1_used [L783] 2 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$w_buff1_used [L784] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2 [L784] 2 a$r_buff0_thd2 = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2 [L785] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$r_buff1_thd2 [L785] 2 a$r_buff1_thd2 = a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$r_buff1_thd2 [L788] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L790] 2 return 0; [L795] 3 z = 1 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=1] [L798] 3 __unbuffered_p2_EAX = z VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=1] [L801] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L802] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L803] 3 a$flush_delayed = weak$$choice2 [L804] 3 a$mem_tmp = a [L805] EXPR 3 !a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : a$w_buff1) [L805] 3 a = !a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : a$w_buff1) [L806] EXPR 3 weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : a$w_buff0)) [L806] EXPR 3 !a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : a$w_buff0) [L806] EXPR 3 weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : a$w_buff0)) [L806] 3 a$w_buff0 = weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : a$w_buff0)) [L807] EXPR 3 weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff1 : a$w_buff1)) [L807] 3 a$w_buff1 = weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff1 : a$w_buff1)) [L808] EXPR 3 weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used)) [L808] 3 a$w_buff0_used = weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used)) [L809] EXPR 3 weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L809] 3 a$w_buff1_used = weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L810] EXPR 3 weak$$choice2 ? a$r_buff0_thd3 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$r_buff0_thd3 : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3)) [L810] 3 a$r_buff0_thd3 = weak$$choice2 ? a$r_buff0_thd3 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$r_buff0_thd3 : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3)) [L811] EXPR 3 weak$$choice2 ? a$r_buff1_thd3 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$r_buff1_thd3 : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L811] 3 a$r_buff1_thd3 = weak$$choice2 ? a$r_buff1_thd3 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$r_buff1_thd3 : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L812] 3 __unbuffered_p2_EBX = a [L813] EXPR 3 a$flush_delayed ? a$mem_tmp : a [L813] 3 a = a$flush_delayed ? a$mem_tmp : a [L814] 3 a$flush_delayed = (_Bool)0 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=7, weak$$choice2=255, x=1, y=1, z=1] [L817] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L817] 3 a = a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L818] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used [L818] 3 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used [L819] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$w_buff1_used [L819] 3 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$w_buff1_used [L820] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3 [L820] 3 a$r_buff0_thd3 = a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3 [L821] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$r_buff1_thd3 [L821] 3 a$r_buff1_thd3 = a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$r_buff1_thd3 [L824] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L826] 3 return 0; [L761] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd1 ? a$w_buff1 : a) [L761] 1 a = a$w_buff0_used && a$r_buff0_thd1 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd1 ? a$w_buff1 : a) [L762] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$w_buff0_used [L762] 1 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$w_buff0_used [L763] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$w_buff1_used [L763] 1 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$w_buff1_used [L764] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$r_buff0_thd1 [L764] 1 a$r_buff0_thd1 = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$r_buff0_thd1 [L765] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$r_buff1_thd1 [L765] 1 a$r_buff1_thd1 = a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$r_buff1_thd1 [L768] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L770] 1 return 0; [L846] 0 main$tmp_guard0 = __unbuffered_cnt == 3 [L857] 0 main$tmp_guard1 = !(__unbuffered_p0_EAX == 1 && __unbuffered_p0_EBX == 0 && __unbuffered_p1_EAX == 0 && __unbuffered_p2_EAX == 1 && __unbuffered_p2_EBX == 0) [L7] COND TRUE 0 !expression [L7] 0 __VERIFIER_error() VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=7, weak$$choice2=255, x=1, y=1, z=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 99 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 4.9s, OverallIterations: 9, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 2.7s, HoareTripleCheckerStatistics: 234 SDtfs, 215 SDslu, 325 SDs, 0 SdLazy, 108 SolverSat, 22 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1136occurred 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: 0.2s AutomataMinimizationTime, 8 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 140 NumberOfCodeBlocks, 140 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 109 ConstructedInterpolants, 0 QuantifiedInterpolants, 5045 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...