/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/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/pthread-lit/sssc12_variant.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-b981219 [2020-04-17 18:26:41,421 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-04-17 18:26:41,424 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-04-17 18:26:41,441 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-04-17 18:26:41,441 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-04-17 18:26:41,443 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-04-17 18:26:41,445 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-04-17 18:26:41,451 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-04-17 18:26:41,453 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-04-17 18:26:41,458 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-04-17 18:26:41,459 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-04-17 18:26:41,460 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-04-17 18:26:41,461 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-04-17 18:26:41,462 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-04-17 18:26:41,463 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-04-17 18:26:41,464 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-04-17 18:26:41,465 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-04-17 18:26:41,465 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-04-17 18:26:41,467 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-04-17 18:26:41,469 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-04-17 18:26:41,470 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-04-17 18:26:41,471 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-04-17 18:26:41,472 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-04-17 18:26:41,473 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-04-17 18:26:41,475 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-04-17 18:26:41,475 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-04-17 18:26:41,476 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-04-17 18:26:41,477 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-04-17 18:26:41,477 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-04-17 18:26:41,478 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-04-17 18:26:41,478 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-04-17 18:26:41,479 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-04-17 18:26:41,479 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-04-17 18:26:41,480 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-04-17 18:26:41,483 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-04-17 18:26:41,483 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-04-17 18:26:41,484 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-04-17 18:26:41,484 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-04-17 18:26:41,486 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-04-17 18:26:41,487 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-04-17 18:26:41,487 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-04-17 18:26:41,489 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-04-17 18:26:41,508 INFO L113 SettingsManager]: Loading preferences was successful [2020-04-17 18:26:41,508 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-04-17 18:26:41,509 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-04-17 18:26:41,509 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-04-17 18:26:41,510 INFO L138 SettingsManager]: * Use SBE=true [2020-04-17 18:26:41,510 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-04-17 18:26:41,510 INFO L138 SettingsManager]: * sizeof long=4 [2020-04-17 18:26:41,510 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-04-17 18:26:41,510 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-04-17 18:26:41,511 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-04-17 18:26:41,511 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-04-17 18:26:41,511 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-04-17 18:26:41,511 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-04-17 18:26:41,511 INFO L138 SettingsManager]: * sizeof long double=12 [2020-04-17 18:26:41,512 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-04-17 18:26:41,512 INFO L138 SettingsManager]: * Use constant arrays=true [2020-04-17 18:26:41,512 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-04-17 18:26:41,512 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-04-17 18:26:41,512 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-04-17 18:26:41,513 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-04-17 18:26:41,513 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-04-17 18:26:41,513 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-04-17 18:26:41,513 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-04-17 18:26:41,513 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-04-17 18:26:41,514 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-04-17 18:26:41,514 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-04-17 18:26:41,514 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-04-17 18:26:41,514 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-04-17 18:26:41,514 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-04-17 18:26:41,515 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-04-17 18:26:41,810 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-04-17 18:26:41,822 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-04-17 18:26:41,825 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-04-17 18:26:41,826 INFO L271 PluginConnector]: Initializing CDTParser... [2020-04-17 18:26:41,826 INFO L275 PluginConnector]: CDTParser initialized [2020-04-17 18:26:41,827 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-lit/sssc12_variant.i [2020-04-17 18:26:41,895 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/818ff586d/6a0add5b80314fcf8d086cc5ce018b85/FLAG1b81200ae [2020-04-17 18:26:42,501 INFO L306 CDTParser]: Found 1 translation units. [2020-04-17 18:26:42,502 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-lit/sssc12_variant.i [2020-04-17 18:26:42,524 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/818ff586d/6a0add5b80314fcf8d086cc5ce018b85/FLAG1b81200ae [2020-04-17 18:26:42,706 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/818ff586d/6a0add5b80314fcf8d086cc5ce018b85 [2020-04-17 18:26:42,715 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-04-17 18:26:42,732 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-04-17 18:26:42,733 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-04-17 18:26:42,733 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-04-17 18:26:42,736 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-04-17 18:26:42,737 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.04 06:26:42" (1/1) ... [2020-04-17 18:26:42,740 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48fceb37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 06:26:42, skipping insertion in model container [2020-04-17 18:26:42,740 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.04 06:26:42" (1/1) ... [2020-04-17 18:26:42,748 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-04-17 18:26:42,793 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-04-17 18:26:43,305 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-04-17 18:26:43,318 INFO L203 MainTranslator]: Completed pre-run [2020-04-17 18:26:43,369 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-04-17 18:26:43,509 INFO L208 MainTranslator]: Completed translation [2020-04-17 18:26:43,510 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 06:26:43 WrapperNode [2020-04-17 18:26:43,510 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-04-17 18:26:43,512 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-04-17 18:26:43,512 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-04-17 18:26:43,512 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-04-17 18:26:43,522 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 06:26:43" (1/1) ... [2020-04-17 18:26:43,558 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 06:26:43" (1/1) ... [2020-04-17 18:26:43,586 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-04-17 18:26:43,587 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-04-17 18:26:43,587 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-04-17 18:26:43,587 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-04-17 18:26:43,595 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 06:26:43" (1/1) ... [2020-04-17 18:26:43,595 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 06:26:43" (1/1) ... [2020-04-17 18:26:43,599 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 06:26:43" (1/1) ... [2020-04-17 18:26:43,600 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 06:26:43" (1/1) ... [2020-04-17 18:26:43,608 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 06:26:43" (1/1) ... [2020-04-17 18:26:43,613 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 06:26:43" (1/1) ... [2020-04-17 18:26:43,616 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 06:26:43" (1/1) ... [2020-04-17 18:26:43,619 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-04-17 18:26:43,620 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-04-17 18:26:43,620 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-04-17 18:26:43,620 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-04-17 18:26:43,621 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 06:26:43" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-04-17 18:26:43,686 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-04-17 18:26:43,686 INFO L130 BoogieDeclarations]: Found specification of procedure thr [2020-04-17 18:26:43,686 INFO L138 BoogieDeclarations]: Found implementation of procedure thr [2020-04-17 18:26:43,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-04-17 18:26:43,686 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-04-17 18:26:43,687 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-04-17 18:26:43,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-04-17 18:26:43,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-04-17 18:26:43,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-04-17 18:26:43,688 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-04-17 18:26:43,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-04-17 18:26:43,690 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-04-17 18:26:44,235 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-04-17 18:26:44,236 INFO L295 CfgBuilder]: Removed 18 assume(true) statements. [2020-04-17 18:26:44,242 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.04 06:26:44 BoogieIcfgContainer [2020-04-17 18:26:44,243 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-04-17 18:26:44,244 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-04-17 18:26:44,244 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-04-17 18:26:44,247 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-04-17 18:26:44,247 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.04 06:26:42" (1/3) ... [2020-04-17 18:26:44,248 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@617f246d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.04 06:26:44, skipping insertion in model container [2020-04-17 18:26:44,249 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 06:26:43" (2/3) ... [2020-04-17 18:26:44,249 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@617f246d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.04 06:26:44, skipping insertion in model container [2020-04-17 18:26:44,249 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.04 06:26:44" (3/3) ... [2020-04-17 18:26:44,251 INFO L109 eAbstractionObserver]: Analyzing ICFG sssc12_variant.i [2020-04-17 18:26:44,263 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-04-17 18:26:44,263 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-04-17 18:26:44,274 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-04-17 18:26:44,275 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-04-17 18:26:44,301 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:44,302 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:44,302 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:44,302 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:44,302 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:44,303 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:44,303 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:44,303 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:44,303 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:44,303 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:44,304 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:44,304 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:44,304 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:44,304 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:44,305 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:44,305 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:44,305 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:44,305 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:44,305 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:44,306 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:44,306 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:44,306 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:44,306 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:44,308 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:44,308 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:44,309 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:44,309 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:44,309 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:44,309 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:44,309 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:44,310 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:44,310 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:44,311 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:44,311 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:44,311 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:44,316 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:44,316 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:44,317 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:44,317 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:44,317 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:44,317 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:44,318 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:44,318 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:44,318 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:44,318 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:44,319 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:44,339 INFO L251 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-04-17 18:26:44,357 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-04-17 18:26:44,357 INFO L376 AbstractCegarLoop]: Hoare is true [2020-04-17 18:26:44,357 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-04-17 18:26:44,357 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-04-17 18:26:44,357 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-04-17 18:26:44,358 INFO L380 AbstractCegarLoop]: Difference is false [2020-04-17 18:26:44,358 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-04-17 18:26:44,358 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-04-17 18:26:44,372 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 64 places, 67 transitions, 139 flow [2020-04-17 18:26:44,374 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 64 places, 67 transitions, 139 flow [2020-04-17 18:26:44,431 INFO L129 PetriNetUnfolder]: 7/76 cut-off events. [2020-04-17 18:26:44,431 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-04-17 18:26:44,436 INFO L80 FinitePrefix]: Finished finitePrefix Result has 81 conditions, 76 events. 7/76 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 71 event pairs, 0 based on Foata normal form. 0/66 useless extension candidates. Maximal degree in co-relation 39. Up to 4 conditions per place. [2020-04-17 18:26:44,439 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 64 places, 67 transitions, 139 flow [2020-04-17 18:26:44,459 INFO L129 PetriNetUnfolder]: 7/76 cut-off events. [2020-04-17 18:26:44,459 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-04-17 18:26:44,460 INFO L80 FinitePrefix]: Finished finitePrefix Result has 81 conditions, 76 events. 7/76 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 71 event pairs, 0 based on Foata normal form. 0/66 useless extension candidates. Maximal degree in co-relation 39. Up to 4 conditions per place. [2020-04-17 18:26:44,462 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 638 [2020-04-17 18:26:44,463 INFO L170 etLargeBlockEncoding]: Semantic Check. [2020-04-17 18:26:46,621 WARN L192 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 68 [2020-04-17 18:26:46,899 WARN L192 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2020-04-17 18:26:46,971 INFO L206 etLargeBlockEncoding]: Checked pairs total: 490 [2020-04-17 18:26:46,972 INFO L214 etLargeBlockEncoding]: Total number of compositions: 63 [2020-04-17 18:26:46,975 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 13 places, 11 transitions, 27 flow [2020-04-17 18:26:46,983 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 29 states. [2020-04-17 18:26:46,985 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states. [2020-04-17 18:26:46,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-04-17 18:26:46,990 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 18:26:46,991 INFO L425 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2020-04-17 18:26:46,991 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-17 18:26:46,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 18:26:46,997 INFO L82 PathProgramCache]: Analyzing trace with hash 1183455946, now seen corresponding path program 1 times [2020-04-17 18:26:47,006 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 18:26:47,006 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1731578610] [2020-04-17 18:26:47,007 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 18:26:47,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-04-17 18:26:47,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-04-17 18:26:47,189 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-04-17 18:26:47,190 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-04-17 18:26:47,191 WARN L633 etLargeBlockEncoding]: Failed to translate choice composition: Branch encoders not available. [2020-04-17 18:26:47,192 WARN L363 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2020-04-17 18:26:47,192 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2020-04-17 18:26:47,205 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,206 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,206 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,206 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,206 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,206 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,207 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,207 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,207 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,207 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,208 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,208 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,208 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,208 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,208 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,209 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,209 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,209 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,209 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,210 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,210 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,210 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,210 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,210 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,211 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,211 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,211 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,211 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,211 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,212 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,212 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,212 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,212 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,213 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,213 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,213 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,214 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,214 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,214 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,214 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,214 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,215 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,215 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,215 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,215 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,216 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,216 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,216 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,216 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,216 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,217 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,217 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,217 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,217 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,217 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,218 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,218 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,218 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,218 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,219 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,219 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,219 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,219 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,220 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,220 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,220 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,220 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,220 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,221 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,221 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,221 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,222 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,222 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,222 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,222 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,222 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,223 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,223 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,223 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,223 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,223 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,226 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,226 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,226 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,226 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,226 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,227 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,227 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,227 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,227 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,227 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,228 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:47,230 INFO L251 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2020-04-17 18:26:47,231 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-04-17 18:26:47,231 INFO L376 AbstractCegarLoop]: Hoare is true [2020-04-17 18:26:47,231 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-04-17 18:26:47,231 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-04-17 18:26:47,231 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-04-17 18:26:47,231 INFO L380 AbstractCegarLoop]: Difference is false [2020-04-17 18:26:47,231 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-04-17 18:26:47,232 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-04-17 18:26:47,236 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 92 places, 97 transitions, 206 flow [2020-04-17 18:26:47,237 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 92 places, 97 transitions, 206 flow [2020-04-17 18:26:47,296 INFO L129 PetriNetUnfolder]: 12/116 cut-off events. [2020-04-17 18:26:47,296 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2020-04-17 18:26:47,299 INFO L80 FinitePrefix]: Finished finitePrefix Result has 126 conditions, 116 events. 12/116 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 217 event pairs, 0 based on Foata normal form. 0/99 useless extension candidates. Maximal degree in co-relation 77. Up to 6 conditions per place. [2020-04-17 18:26:47,305 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 92 places, 97 transitions, 206 flow [2020-04-17 18:26:47,329 INFO L129 PetriNetUnfolder]: 12/116 cut-off events. [2020-04-17 18:26:47,329 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2020-04-17 18:26:47,331 INFO L80 FinitePrefix]: Finished finitePrefix Result has 126 conditions, 116 events. 12/116 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 217 event pairs, 0 based on Foata normal form. 0/99 useless extension candidates. Maximal degree in co-relation 77. Up to 6 conditions per place. [2020-04-17 18:26:47,334 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 3016 [2020-04-17 18:26:47,334 INFO L170 etLargeBlockEncoding]: Semantic Check. [2020-04-17 18:26:48,972 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2020-04-17 18:26:49,245 WARN L192 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 75 [2020-04-17 18:26:49,401 INFO L206 etLargeBlockEncoding]: Checked pairs total: 8603 [2020-04-17 18:26:49,401 INFO L214 etLargeBlockEncoding]: Total number of compositions: 82 [2020-04-17 18:26:49,402 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 32 places, 32 transitions, 76 flow [2020-04-17 18:26:49,433 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 653 states. [2020-04-17 18:26:49,433 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states. [2020-04-17 18:26:49,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-04-17 18:26:49,436 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 18:26:49,437 INFO L425 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1] [2020-04-17 18:26:49,437 INFO L427 AbstractCegarLoop]: === Iteration 1 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-17 18:26:49,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 18:26:49,438 INFO L82 PathProgramCache]: Analyzing trace with hash -925978821, now seen corresponding path program 1 times [2020-04-17 18:26:49,438 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 18:26:49,439 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1085276942] [2020-04-17 18:26:49,439 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 18:26:49,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-04-17 18:26:49,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-04-17 18:26:49,539 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-04-17 18:26:49,540 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-04-17 18:26:49,540 WARN L633 etLargeBlockEncoding]: Failed to translate choice composition: Branch encoders not available. [2020-04-17 18:26:49,541 WARN L363 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2020-04-17 18:26:49,544 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2020-04-17 18:26:49,558 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,558 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,559 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,559 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,559 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,559 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,559 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,560 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,564 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,564 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,564 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,565 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,572 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,572 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,572 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,572 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,573 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,573 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,573 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,574 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,574 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,575 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,575 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,575 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,575 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,575 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,576 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,576 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,576 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,576 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,576 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,576 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,577 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,577 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,577 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,578 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,578 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,578 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,578 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,578 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,578 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,579 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,579 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,579 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,579 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,579 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,579 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,580 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,580 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,580 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,580 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,580 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,580 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,580 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,581 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,581 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,581 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,581 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,581 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,581 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,582 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,582 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,582 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,582 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,582 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,582 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,583 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,583 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,583 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,583 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,584 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,584 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,584 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,584 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,584 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,584 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,585 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,585 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,585 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,585 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,585 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,585 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,586 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,586 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,586 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,586 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,586 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,586 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,587 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,587 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,587 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,587 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,587 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,588 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,588 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,588 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,588 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,588 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,588 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,588 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,589 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,589 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,589 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,589 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,589 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,590 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,590 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,591 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,591 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,591 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,591 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,591 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,592 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,592 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,592 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,592 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,594 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,595 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,595 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,595 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,595 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,596 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,596 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,596 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,596 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,596 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,596 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,598 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,599 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,599 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,599 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,599 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,599 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,599 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,600 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,600 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,603 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,604 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:49,605 INFO L251 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-04-17 18:26:49,606 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-04-17 18:26:49,606 INFO L376 AbstractCegarLoop]: Hoare is true [2020-04-17 18:26:49,606 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-04-17 18:26:49,606 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-04-17 18:26:49,606 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-04-17 18:26:49,606 INFO L380 AbstractCegarLoop]: Difference is false [2020-04-17 18:26:49,606 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-04-17 18:26:49,607 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-04-17 18:26:49,611 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 120 places, 127 transitions, 275 flow [2020-04-17 18:26:49,612 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 120 places, 127 transitions, 275 flow [2020-04-17 18:26:49,660 INFO L129 PetriNetUnfolder]: 17/156 cut-off events. [2020-04-17 18:26:49,660 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2020-04-17 18:26:49,664 INFO L80 FinitePrefix]: Finished finitePrefix Result has 172 conditions, 156 events. 17/156 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 413 event pairs, 0 based on Foata normal form. 0/132 useless extension candidates. Maximal degree in co-relation 120. Up to 8 conditions per place. [2020-04-17 18:26:49,676 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 120 places, 127 transitions, 275 flow [2020-04-17 18:26:49,714 INFO L129 PetriNetUnfolder]: 17/156 cut-off events. [2020-04-17 18:26:49,714 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2020-04-17 18:26:49,716 INFO L80 FinitePrefix]: Finished finitePrefix Result has 172 conditions, 156 events. 17/156 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 413 event pairs, 0 based on Foata normal form. 0/132 useless extension candidates. Maximal degree in co-relation 120. Up to 8 conditions per place. [2020-04-17 18:26:49,723 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 7134 [2020-04-17 18:26:49,723 INFO L170 etLargeBlockEncoding]: Semantic Check. [2020-04-17 18:26:52,463 WARN L192 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 69 [2020-04-17 18:26:52,561 INFO L206 etLargeBlockEncoding]: Checked pairs total: 19208 [2020-04-17 18:26:52,561 INFO L214 etLargeBlockEncoding]: Total number of compositions: 101 [2020-04-17 18:26:52,561 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 45 places, 44 transitions, 109 flow [2020-04-17 18:26:53,023 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 7187 states. [2020-04-17 18:26:53,024 INFO L276 IsEmpty]: Start isEmpty. Operand 7187 states. [2020-04-17 18:26:53,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-04-17 18:26:53,029 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 18:26:53,029 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-17 18:26:53,030 INFO L427 AbstractCegarLoop]: === Iteration 1 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-17 18:26:53,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 18:26:53,030 INFO L82 PathProgramCache]: Analyzing trace with hash -2070022530, now seen corresponding path program 1 times [2020-04-17 18:26:53,031 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 18:26:53,031 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [512628503] [2020-04-17 18:26:53,031 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 18:26:53,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 18:26:53,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 18:26:53,188 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [512628503] [2020-04-17 18:26:53,189 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-17 18:26:53,189 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-04-17 18:26:53,189 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1370637883] [2020-04-17 18:26:53,194 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-04-17 18:26:53,194 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 18:26:53,209 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-04-17 18:26:53,210 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-17 18:26:53,212 INFO L87 Difference]: Start difference. First operand 7187 states. Second operand 3 states. [2020-04-17 18:26:53,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 18:26:53,472 INFO L93 Difference]: Finished difference Result 7283 states and 28157 transitions. [2020-04-17 18:26:53,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-04-17 18:26:53,474 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2020-04-17 18:26:53,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 18:26:53,618 INFO L225 Difference]: With dead ends: 7283 [2020-04-17 18:26:53,619 INFO L226 Difference]: Without dead ends: 7283 [2020-04-17 18:26:53,621 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-17 18:26:53,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7283 states. [2020-04-17 18:26:54,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7283 to 6763. [2020-04-17 18:26:54,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6763 states. [2020-04-17 18:26:54,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6763 states to 6763 states and 26666 transitions. [2020-04-17 18:26:54,122 INFO L78 Accepts]: Start accepts. Automaton has 6763 states and 26666 transitions. Word has length 9 [2020-04-17 18:26:54,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 18:26:54,122 INFO L479 AbstractCegarLoop]: Abstraction has 6763 states and 26666 transitions. [2020-04-17 18:26:54,123 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-04-17 18:26:54,123 INFO L276 IsEmpty]: Start isEmpty. Operand 6763 states and 26666 transitions. [2020-04-17 18:26:54,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-04-17 18:26:54,125 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 18:26:54,126 INFO L425 BasicCegarLoop]: trace histogram [4, 3, 1, 1, 1, 1, 1] [2020-04-17 18:26:54,126 INFO L427 AbstractCegarLoop]: === Iteration 2 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-17 18:26:54,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 18:26:54,126 INFO L82 PathProgramCache]: Analyzing trace with hash -2083824380, now seen corresponding path program 1 times [2020-04-17 18:26:54,127 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 18:26:54,127 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [945184420] [2020-04-17 18:26:54,127 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 18:26:54,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-04-17 18:26:54,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-04-17 18:26:54,177 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-04-17 18:26:54,177 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-04-17 18:26:54,177 WARN L633 etLargeBlockEncoding]: Failed to translate choice composition: Branch encoders not available. [2020-04-17 18:26:54,178 WARN L363 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2020-04-17 18:26:54,179 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2020-04-17 18:26:54,191 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,191 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,191 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,191 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,192 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,192 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,192 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,192 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,192 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,192 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,193 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,193 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,193 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,193 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,193 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,193 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,194 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,194 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,194 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,194 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,194 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,194 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,195 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,195 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,195 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,195 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,195 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,195 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,196 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,196 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,196 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,196 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,196 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,196 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,197 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,197 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,197 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,197 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,197 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,197 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,198 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,198 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,198 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,198 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,198 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,198 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,199 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,199 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,199 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,199 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,199 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,200 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,201 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,201 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,201 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,201 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,201 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,202 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,202 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,202 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,203 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,203 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,203 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,203 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,203 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,203 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,203 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,204 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,204 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,204 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,204 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,204 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,205 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,205 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,205 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,205 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,205 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,205 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,205 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,206 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,206 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,206 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,206 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,206 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,206 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,207 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,207 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,207 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,207 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,207 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,207 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,208 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,208 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,208 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,208 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,209 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,209 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,209 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,209 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,209 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,217 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,217 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,218 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,218 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,218 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,221 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,221 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,222 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,222 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,222 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,222 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,222 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,223 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,223 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,223 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,223 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,224 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,224 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,224 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,224 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,224 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,225 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,225 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,225 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,225 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,225 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,226 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,226 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,226 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,226 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,226 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,227 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,227 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,227 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,227 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,227 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,227 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,228 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,228 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,228 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,228 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,229 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,229 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,229 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,229 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,230 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,230 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,230 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,230 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,230 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,230 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,232 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,232 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,232 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,233 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,233 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,233 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,233 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,233 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,233 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,234 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,234 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,235 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,235 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,236 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,236 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,236 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,236 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,237 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,237 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,237 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,237 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,237 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,239 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,239 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,239 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,240 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,240 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,240 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,240 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,240 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,240 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,240 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,241 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:26:54,243 INFO L251 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2020-04-17 18:26:54,244 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-04-17 18:26:54,244 INFO L376 AbstractCegarLoop]: Hoare is true [2020-04-17 18:26:54,244 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-04-17 18:26:54,244 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-04-17 18:26:54,245 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-04-17 18:26:54,245 INFO L380 AbstractCegarLoop]: Difference is false [2020-04-17 18:26:54,245 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-04-17 18:26:54,245 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-04-17 18:26:54,252 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 148 places, 157 transitions, 346 flow [2020-04-17 18:26:54,252 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 148 places, 157 transitions, 346 flow [2020-04-17 18:26:54,294 INFO L129 PetriNetUnfolder]: 22/196 cut-off events. [2020-04-17 18:26:54,294 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2020-04-17 18:26:54,297 INFO L80 FinitePrefix]: Finished finitePrefix Result has 219 conditions, 196 events. 22/196 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 599 event pairs, 0 based on Foata normal form. 0/165 useless extension candidates. Maximal degree in co-relation 164. Up to 10 conditions per place. [2020-04-17 18:26:54,313 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 148 places, 157 transitions, 346 flow [2020-04-17 18:26:54,347 INFO L129 PetriNetUnfolder]: 22/196 cut-off events. [2020-04-17 18:26:54,347 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2020-04-17 18:26:54,349 INFO L80 FinitePrefix]: Finished finitePrefix Result has 219 conditions, 196 events. 22/196 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 599 event pairs, 0 based on Foata normal form. 0/165 useless extension candidates. Maximal degree in co-relation 164. Up to 10 conditions per place. [2020-04-17 18:26:54,365 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 12992 [2020-04-17 18:26:54,366 INFO L170 etLargeBlockEncoding]: Semantic Check. [2020-04-17 18:26:56,775 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 59 [2020-04-17 18:26:57,418 WARN L192 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2020-04-17 18:26:57,796 INFO L206 etLargeBlockEncoding]: Checked pairs total: 36567 [2020-04-17 18:26:57,796 INFO L214 etLargeBlockEncoding]: Total number of compositions: 128 [2020-04-17 18:26:57,797 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 58 places, 58 transitions, 148 flow [2020-04-17 18:27:14,732 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 79061 states. [2020-04-17 18:27:14,733 INFO L276 IsEmpty]: Start isEmpty. Operand 79061 states. [2020-04-17 18:27:14,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-04-17 18:27:14,733 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 18:27:14,734 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-17 18:27:14,734 INFO L427 AbstractCegarLoop]: === Iteration 1 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-17 18:27:14,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 18:27:14,735 INFO L82 PathProgramCache]: Analyzing trace with hash -619397793, now seen corresponding path program 1 times [2020-04-17 18:27:14,735 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 18:27:14,735 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [466957821] [2020-04-17 18:27:14,735 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 18:27:14,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 18:27:14,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 18:27:14,788 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [466957821] [2020-04-17 18:27:14,789 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-17 18:27:14,789 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-04-17 18:27:14,789 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [29673505] [2020-04-17 18:27:14,791 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-04-17 18:27:14,792 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 18:27:14,792 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-04-17 18:27:14,792 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-17 18:27:14,792 INFO L87 Difference]: Start difference. First operand 79061 states. Second operand 3 states. [2020-04-17 18:27:17,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 18:27:17,488 INFO L93 Difference]: Finished difference Result 80125 states and 397141 transitions. [2020-04-17 18:27:17,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-04-17 18:27:17,489 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2020-04-17 18:27:17,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 18:27:18,108 INFO L225 Difference]: With dead ends: 80125 [2020-04-17 18:27:18,109 INFO L226 Difference]: Without dead ends: 80125 [2020-04-17 18:27:18,109 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-17 18:27:20,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80125 states. [2020-04-17 18:27:25,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80125 to 74402. [2020-04-17 18:27:25,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 74402 states. [2020-04-17 18:27:25,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74402 states to 74402 states and 374497 transitions. [2020-04-17 18:27:25,635 INFO L78 Accepts]: Start accepts. Automaton has 74402 states and 374497 transitions. Word has length 9 [2020-04-17 18:27:25,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 18:27:25,635 INFO L479 AbstractCegarLoop]: Abstraction has 74402 states and 374497 transitions. [2020-04-17 18:27:25,635 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-04-17 18:27:25,635 INFO L276 IsEmpty]: Start isEmpty. Operand 74402 states and 374497 transitions. [2020-04-17 18:27:25,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-04-17 18:27:25,636 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 18:27:25,636 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-17 18:27:25,637 INFO L427 AbstractCegarLoop]: === Iteration 2 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-17 18:27:25,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 18:27:25,637 INFO L82 PathProgramCache]: Analyzing trace with hash 584636979, now seen corresponding path program 1 times [2020-04-17 18:27:25,637 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 18:27:25,638 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1851914556] [2020-04-17 18:27:25,638 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 18:27:25,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 18:27:25,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 18:27:25,710 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1851914556] [2020-04-17 18:27:25,710 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-17 18:27:25,710 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-04-17 18:27:25,710 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1826984100] [2020-04-17 18:27:25,711 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-04-17 18:27:25,711 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 18:27:25,712 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-04-17 18:27:25,712 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-17 18:27:25,712 INFO L87 Difference]: Start difference. First operand 74402 states and 374497 transitions. Second operand 3 states. [2020-04-17 18:27:30,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 18:27:30,489 INFO L93 Difference]: Finished difference Result 80121 states and 402856 transitions. [2020-04-17 18:27:30,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-04-17 18:27:30,489 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 12 [2020-04-17 18:27:30,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 18:27:30,881 INFO L225 Difference]: With dead ends: 80121 [2020-04-17 18:27:30,881 INFO L226 Difference]: Without dead ends: 80121 [2020-04-17 18:27:30,882 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-17 18:27:33,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80121 states. [2020-04-17 18:27:35,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80121 to 80121. [2020-04-17 18:27:35,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80121 states. [2020-04-17 18:27:36,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80121 states to 80121 states and 402856 transitions. [2020-04-17 18:27:36,256 INFO L78 Accepts]: Start accepts. Automaton has 80121 states and 402856 transitions. Word has length 12 [2020-04-17 18:27:36,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 18:27:36,256 INFO L479 AbstractCegarLoop]: Abstraction has 80121 states and 402856 transitions. [2020-04-17 18:27:36,256 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-04-17 18:27:36,257 INFO L276 IsEmpty]: Start isEmpty. Operand 80121 states and 402856 transitions. [2020-04-17 18:27:36,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-04-17 18:27:36,257 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 18:27:36,257 INFO L425 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-17 18:27:36,258 INFO L427 AbstractCegarLoop]: === Iteration 3 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-17 18:27:36,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 18:27:36,258 INFO L82 PathProgramCache]: Analyzing trace with hash -2068469355, now seen corresponding path program 1 times [2020-04-17 18:27:36,258 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 18:27:36,258 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [106467066] [2020-04-17 18:27:36,258 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 18:27:36,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 18:27:36,293 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-04-17 18:27:36,293 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [106467066] [2020-04-17 18:27:36,293 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-17 18:27:36,293 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-04-17 18:27:36,294 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [279880988] [2020-04-17 18:27:36,294 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-04-17 18:27:36,294 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 18:27:36,294 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-04-17 18:27:36,295 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-17 18:27:36,295 INFO L87 Difference]: Start difference. First operand 80121 states and 402856 transitions. Second operand 3 states. [2020-04-17 18:27:36,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 18:27:36,943 INFO L93 Difference]: Finished difference Result 101961 states and 503438 transitions. [2020-04-17 18:27:36,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-04-17 18:27:36,944 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 12 [2020-04-17 18:27:36,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 18:27:37,326 INFO L225 Difference]: With dead ends: 101961 [2020-04-17 18:27:37,327 INFO L226 Difference]: Without dead ends: 101961 [2020-04-17 18:27:37,327 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-17 18:27:44,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101961 states. [2020-04-17 18:27:45,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101961 to 94681. [2020-04-17 18:27:45,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94681 states. [2020-04-17 18:27:47,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94681 states to 94681 states and 474764 transitions. [2020-04-17 18:27:47,294 INFO L78 Accepts]: Start accepts. Automaton has 94681 states and 474764 transitions. Word has length 12 [2020-04-17 18:27:47,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 18:27:47,295 INFO L479 AbstractCegarLoop]: Abstraction has 94681 states and 474764 transitions. [2020-04-17 18:27:47,296 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-04-17 18:27:47,296 INFO L276 IsEmpty]: Start isEmpty. Operand 94681 states and 474764 transitions. [2020-04-17 18:27:47,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-04-17 18:27:47,298 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 18:27:47,298 INFO L425 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-17 18:27:47,298 INFO L427 AbstractCegarLoop]: === Iteration 4 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-17 18:27:47,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 18:27:47,298 INFO L82 PathProgramCache]: Analyzing trace with hash -900036670, now seen corresponding path program 1 times [2020-04-17 18:27:47,299 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 18:27:47,299 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2039822279] [2020-04-17 18:27:47,299 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 18:27:47,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 18:27:47,373 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 18:27:47,373 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2039822279] [2020-04-17 18:27:47,374 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-17 18:27:47,374 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-04-17 18:27:47,374 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [977117661] [2020-04-17 18:27:47,375 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-04-17 18:27:47,375 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 18:27:47,375 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-04-17 18:27:47,376 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-04-17 18:27:47,376 INFO L87 Difference]: Start difference. First operand 94681 states and 474764 transitions. Second operand 5 states. [2020-04-17 18:27:48,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 18:27:48,149 INFO L93 Difference]: Finished difference Result 97858 states and 490029 transitions. [2020-04-17 18:27:48,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-04-17 18:27:48,150 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-04-17 18:27:48,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 18:27:48,517 INFO L225 Difference]: With dead ends: 97858 [2020-04-17 18:27:48,517 INFO L226 Difference]: Without dead ends: 97858 [2020-04-17 18:27:48,517 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-04-17 18:27:51,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97858 states. [2020-04-17 18:27:58,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97858 to 92039. [2020-04-17 18:27:58,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 92039 states. [2020-04-17 18:27:59,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92039 states to 92039 states and 461374 transitions. [2020-04-17 18:27:59,392 INFO L78 Accepts]: Start accepts. Automaton has 92039 states and 461374 transitions. Word has length 14 [2020-04-17 18:27:59,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 18:27:59,393 INFO L479 AbstractCegarLoop]: Abstraction has 92039 states and 461374 transitions. [2020-04-17 18:27:59,393 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-04-17 18:27:59,393 INFO L276 IsEmpty]: Start isEmpty. Operand 92039 states and 461374 transitions. [2020-04-17 18:27:59,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-04-17 18:27:59,396 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 18:27:59,396 INFO L425 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-17 18:27:59,396 INFO L427 AbstractCegarLoop]: === Iteration 5 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-17 18:27:59,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 18:27:59,397 INFO L82 PathProgramCache]: Analyzing trace with hash 383680510, now seen corresponding path program 1 times [2020-04-17 18:27:59,397 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 18:27:59,397 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [872518924] [2020-04-17 18:27:59,397 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 18:27:59,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 18:27:59,449 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-04-17 18:27:59,449 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [872518924] [2020-04-17 18:27:59,450 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-17 18:27:59,450 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-04-17 18:27:59,451 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [541556919] [2020-04-17 18:27:59,451 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-04-17 18:27:59,451 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 18:27:59,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-04-17 18:27:59,452 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-17 18:27:59,452 INFO L87 Difference]: Start difference. First operand 92039 states and 461374 transitions. Second operand 3 states. [2020-04-17 18:28:00,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 18:28:00,158 INFO L93 Difference]: Finished difference Result 99279 states and 497204 transitions. [2020-04-17 18:28:00,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-04-17 18:28:00,158 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 15 [2020-04-17 18:28:00,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 18:28:01,900 INFO L225 Difference]: With dead ends: 99279 [2020-04-17 18:28:01,900 INFO L226 Difference]: Without dead ends: 99279 [2020-04-17 18:28:01,901 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-17 18:28:08,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99279 states. [2020-04-17 18:28:10,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99279 to 99279. [2020-04-17 18:28:10,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99279 states. [2020-04-17 18:28:11,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99279 states to 99279 states and 497204 transitions. [2020-04-17 18:28:11,106 INFO L78 Accepts]: Start accepts. Automaton has 99279 states and 497204 transitions. Word has length 15 [2020-04-17 18:28:11,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 18:28:11,107 INFO L479 AbstractCegarLoop]: Abstraction has 99279 states and 497204 transitions. [2020-04-17 18:28:11,107 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-04-17 18:28:11,107 INFO L276 IsEmpty]: Start isEmpty. Operand 99279 states and 497204 transitions. [2020-04-17 18:28:11,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-04-17 18:28:11,110 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 18:28:11,110 INFO L425 BasicCegarLoop]: trace histogram [5, 4, 1, 1, 1, 1, 1, 1] [2020-04-17 18:28:11,111 INFO L427 AbstractCegarLoop]: === Iteration 6 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-17 18:28:11,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 18:28:11,111 INFO L82 PathProgramCache]: Analyzing trace with hash 1201889660, now seen corresponding path program 1 times [2020-04-17 18:28:11,111 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 18:28:11,111 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1710633183] [2020-04-17 18:28:11,111 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 18:28:11,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-04-17 18:28:11,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-04-17 18:28:11,137 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-04-17 18:28:11,137 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-04-17 18:28:11,138 WARN L633 etLargeBlockEncoding]: Failed to translate choice composition: Branch encoders not available. [2020-04-17 18:28:11,138 WARN L363 ceAbstractionStarter]: 4 thread instances were not sufficient, I will increase this number and restart the analysis [2020-04-17 18:28:11,138 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 5 thread instances. [2020-04-17 18:28:11,148 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,149 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,149 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,149 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,149 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,149 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,149 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,149 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,149 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,150 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,150 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,150 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,150 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,150 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,150 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,150 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,150 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,151 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,151 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,151 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,151 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,151 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,151 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,151 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,151 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,152 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,152 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,152 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,152 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,152 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,152 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,152 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,152 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,153 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,153 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,153 WARN L315 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,153 WARN L315 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,153 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,153 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,153 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,154 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,154 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,154 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,154 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,154 WARN L315 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,154 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,154 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,154 WARN L315 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,155 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,155 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,155 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,155 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,155 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,155 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,155 WARN L315 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,156 WARN L315 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,156 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,156 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,156 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,156 WARN L315 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,156 WARN L315 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,156 WARN L315 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,157 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,157 WARN L315 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,157 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,157 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,157 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,157 WARN L315 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,157 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,157 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,158 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,158 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,158 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,158 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,158 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,158 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,158 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,159 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,159 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,159 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,159 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,159 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,159 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,159 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,159 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,160 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,160 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,160 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,160 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,160 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,160 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,160 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,160 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,161 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,161 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,161 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,161 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,161 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,161 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,161 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,161 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,162 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,162 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,162 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,162 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,162 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,162 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,162 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,163 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,163 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,163 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,163 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,163 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,163 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,163 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,163 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,164 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,164 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,164 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,164 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,164 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,164 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,164 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,164 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,165 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,165 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,165 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,165 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,165 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,165 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,165 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,165 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,166 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,166 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,166 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,166 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,166 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,166 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,166 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,166 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,167 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,167 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,167 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,167 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,167 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,167 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,167 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,167 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,168 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,168 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,168 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,168 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,168 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,168 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,168 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,168 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,169 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,169 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,169 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,169 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,169 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,169 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,169 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,170 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,170 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,170 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,170 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,170 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,170 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,170 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,170 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,171 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,171 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,171 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,171 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,171 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,171 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,172 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,172 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,172 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,173 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,173 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,173 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,174 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,174 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,174 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,175 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,175 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,175 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,176 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,176 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,176 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,176 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,176 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,176 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,176 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,177 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,178 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,178 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,178 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,178 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,178 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,178 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,178 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,178 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,178 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,179 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,179 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,179 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,180 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,180 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,180 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,180 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,180 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,180 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,180 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,180 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,180 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,180 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,181 WARN L315 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,181 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,181 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,182 WARN L315 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,182 WARN L315 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,182 WARN L315 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,182 WARN L315 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,182 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,182 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,182 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,182 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:28:11,183 INFO L251 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2020-04-17 18:28:11,183 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-04-17 18:28:11,183 INFO L376 AbstractCegarLoop]: Hoare is true [2020-04-17 18:28:11,183 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-04-17 18:28:11,184 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-04-17 18:28:11,184 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-04-17 18:28:11,184 INFO L380 AbstractCegarLoop]: Difference is false [2020-04-17 18:28:11,184 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-04-17 18:28:11,184 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-04-17 18:28:11,186 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 176 places, 187 transitions, 419 flow [2020-04-17 18:28:11,186 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 176 places, 187 transitions, 419 flow [2020-04-17 18:28:11,220 INFO L129 PetriNetUnfolder]: 27/236 cut-off events. [2020-04-17 18:28:11,220 INFO L130 PetriNetUnfolder]: For 30/30 co-relation queries the response was YES. [2020-04-17 18:28:11,224 INFO L80 FinitePrefix]: Finished finitePrefix Result has 267 conditions, 236 events. 27/236 cut-off events. For 30/30 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 804 event pairs, 0 based on Foata normal form. 0/198 useless extension candidates. Maximal degree in co-relation 209. Up to 12 conditions per place. [2020-04-17 18:28:11,235 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 176 places, 187 transitions, 419 flow [2020-04-17 18:28:11,266 INFO L129 PetriNetUnfolder]: 27/236 cut-off events. [2020-04-17 18:28:11,266 INFO L130 PetriNetUnfolder]: For 30/30 co-relation queries the response was YES. [2020-04-17 18:28:11,270 INFO L80 FinitePrefix]: Finished finitePrefix Result has 267 conditions, 236 events. 27/236 cut-off events. For 30/30 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 804 event pairs, 0 based on Foata normal form. 0/198 useless extension candidates. Maximal degree in co-relation 209. Up to 12 conditions per place. [2020-04-17 18:28:11,281 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 20590 [2020-04-17 18:28:11,281 INFO L170 etLargeBlockEncoding]: Semantic Check. [2020-04-17 18:28:13,069 WARN L192 SmtUtils]: Spent 886.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-04-17 18:28:15,286 WARN L192 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 62 [2020-04-17 18:28:15,657 WARN L192 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 79 [2020-04-17 18:28:15,755 INFO L206 etLargeBlockEncoding]: Checked pairs total: 58206 [2020-04-17 18:28:15,756 INFO L214 etLargeBlockEncoding]: Total number of compositions: 144 [2020-04-17 18:28:15,756 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 71 places, 70 transitions, 185 flow Received shutdown request... [2020-04-17 18:30:38,454 WARN L544 AbstractCegarLoop]: Verification canceled [2020-04-17 18:30:38,457 WARN L228 ceAbstractionStarter]: Timeout [2020-04-17 18:30:38,458 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.04 06:30:38 BasicIcfg [2020-04-17 18:30:38,458 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-04-17 18:30:38,459 INFO L168 Benchmark]: Toolchain (without parser) took 235743.08 ms. Allocated memory was 145.8 MB in the beginning and 2.8 GB in the end (delta: 2.6 GB). Free memory was 102.2 MB in the beginning and 1.8 GB in the end (delta: -1.7 GB). Peak memory consumption was 3.2 GB. Max. memory is 7.1 GB. [2020-04-17 18:30:38,460 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 145.8 MB. Free memory is still 121.9 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-04-17 18:30:38,461 INFO L168 Benchmark]: CACSL2BoogieTranslator took 778.74 ms. Allocated memory was 145.8 MB in the beginning and 201.9 MB in the end (delta: 56.1 MB). Free memory was 100.3 MB in the beginning and 135.4 MB in the end (delta: -35.1 MB). Peak memory consumption was 29.0 MB. Max. memory is 7.1 GB. [2020-04-17 18:30:38,462 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.92 ms. Allocated memory is still 201.9 MB. Free memory was 135.4 MB in the beginning and 132.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2020-04-17 18:30:38,463 INFO L168 Benchmark]: Boogie Preprocessor took 32.60 ms. Allocated memory is still 201.9 MB. Free memory was 132.7 MB in the beginning and 131.3 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 7.1 GB. [2020-04-17 18:30:38,464 INFO L168 Benchmark]: RCFGBuilder took 622.74 ms. Allocated memory is still 201.9 MB. Free memory was 130.7 MB in the beginning and 102.1 MB in the end (delta: 28.5 MB). Peak memory consumption was 28.5 MB. Max. memory is 7.1 GB. [2020-04-17 18:30:38,465 INFO L168 Benchmark]: TraceAbstraction took 234213.90 ms. Allocated memory was 201.9 MB in the beginning and 2.8 GB in the end (delta: 2.6 GB). Free memory was 102.1 MB in the beginning and 1.8 GB in the end (delta: -1.7 GB). Peak memory consumption was 3.2 GB. Max. memory is 7.1 GB. [2020-04-17 18:30:38,475 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 145.8 MB. Free memory is still 121.9 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 778.74 ms. Allocated memory was 145.8 MB in the beginning and 201.9 MB in the end (delta: 56.1 MB). Free memory was 100.3 MB in the beginning and 135.4 MB in the end (delta: -35.1 MB). Peak memory consumption was 29.0 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 74.92 ms. Allocated memory is still 201.9 MB. Free memory was 135.4 MB in the beginning and 132.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 32.60 ms. Allocated memory is still 201.9 MB. Free memory was 132.7 MB in the beginning and 131.3 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 622.74 ms. Allocated memory is still 201.9 MB. Free memory was 130.7 MB in the beginning and 102.1 MB in the end (delta: 28.5 MB). Peak memory consumption was 28.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 234213.90 ms. Allocated memory was 201.9 MB in the beginning and 2.8 GB in the end (delta: 2.6 GB). Free memory was 102.1 MB in the beginning and 1.8 GB in the end (delta: -1.7 GB). Peak memory consumption was 3.2 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 2.5s, 64 ProgramPointsBefore, 13 ProgramPointsAfterwards, 67 TransitionsBefore, 11 TransitionsAfterwards, 638 CoEnabledTransitionPairs, 7 FixpointIterations, 25 TrivialSequentialCompositions, 29 ConcurrentSequentialCompositions, 2 TrivialYvCompositions, 7 ConcurrentYvCompositions, 5 ChoiceCompositions, 314 VarBasedMoverChecksPositive, 10 VarBasedMoverChecksNegative, 2 SemBasedMoverChecksPositive, 9 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 490 CheckedPairsTotal, 63 TotalNumberOfCompositions - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 2.1s, 92 ProgramPointsBefore, 32 ProgramPointsAfterwards, 97 TransitionsBefore, 32 TransitionsAfterwards, 3016 CoEnabledTransitionPairs, 8 FixpointIterations, 25 TrivialSequentialCompositions, 42 ConcurrentSequentialCompositions, 3 TrivialYvCompositions, 12 ConcurrentYvCompositions, 5 ChoiceCompositions, 1556 VarBasedMoverChecksPositive, 49 VarBasedMoverChecksNegative, 32 SemBasedMoverChecksPositive, 40 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.3s, 0 MoverChecksTotal, 8603 CheckedPairsTotal, 82 TotalNumberOfCompositions - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 2.9s, 120 ProgramPointsBefore, 45 ProgramPointsAfterwards, 127 TransitionsBefore, 44 TransitionsAfterwards, 7134 CoEnabledTransitionPairs, 7 FixpointIterations, 24 TrivialSequentialCompositions, 58 ConcurrentSequentialCompositions, 3 TrivialYvCompositions, 16 ConcurrentYvCompositions, 8 ChoiceCompositions, 3701 VarBasedMoverChecksPositive, 102 VarBasedMoverChecksNegative, 47 SemBasedMoverChecksPositive, 93 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.6s, 0 MoverChecksTotal, 19208 CheckedPairsTotal, 101 TotalNumberOfCompositions - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 3.5s, 148 ProgramPointsBefore, 58 ProgramPointsAfterwards, 157 TransitionsBefore, 58 TransitionsAfterwards, 12992 CoEnabledTransitionPairs, 7 FixpointIterations, 28 TrivialSequentialCompositions, 77 ConcurrentSequentialCompositions, 2 TrivialYvCompositions, 21 ConcurrentYvCompositions, 9 ChoiceCompositions, 7006 VarBasedMoverChecksPositive, 149 VarBasedMoverChecksNegative, 79 SemBasedMoverChecksPositive, 112 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.7s, 0 MoverChecksTotal, 36567 CheckedPairsTotal, 128 TotalNumberOfCompositions - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 4.5s, 176 ProgramPointsBefore, 71 ProgramPointsAfterwards, 187 TransitionsBefore, 70 TransitionsAfterwards, 20590 CoEnabledTransitionPairs, 7 FixpointIterations, 25 TrivialSequentialCompositions, 94 ConcurrentSequentialCompositions, 1 TrivialYvCompositions, 24 ConcurrentYvCompositions, 12 ChoiceCompositions, 10244 VarBasedMoverChecksPositive, 130 VarBasedMoverChecksNegative, 36 SemBasedMoverChecksPositive, 142 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.7s, 0 MoverChecksTotal, 58206 CheckedPairsTotal, 144 TotalNumberOfCompositions - TimeoutResultAtElement [Line: 987]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 987). Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 71 places, 70 transitions, 185 flow. Already constructed 293804 states. Currently 69527 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 61 locations, 1 error locations. Started 5 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 233.8s, OverallIterations: 10, TraceHistogramMax: 5, AutomataDifference: 13.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 176.0s, HoareTripleCheckerStatistics: 499 SDtfs, 267 SDslu, 255 SDs, 0 SdLazy, 186 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 16 GetRequests, 5 SyntacticMatches, 3 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=99279occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 43.4s AutomataMinimizationTime, 6 MinimizatonAttempts, 19342 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 113 NumberOfCodeBlocks, 113 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 65 ConstructedInterpolants, 0 QuantifiedInterpolants, 2329 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 5/5 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 could not prove your program: Timeout Completed graceful shutdown