/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe004_power.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-4336eb1 [2019-12-27 13:22:55,980 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-27 13:22:55,983 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-27 13:22:56,002 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-27 13:22:56,003 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-27 13:22:56,005 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-27 13:22:56,007 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-27 13:22:56,020 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-27 13:22:56,022 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-27 13:22:56,023 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-27 13:22:56,027 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-27 13:22:56,029 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-27 13:22:56,029 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-27 13:22:56,032 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-27 13:22:56,034 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-27 13:22:56,035 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-27 13:22:56,036 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-27 13:22:56,036 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-27 13:22:56,039 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-27 13:22:56,046 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-27 13:22:56,051 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-27 13:22:56,054 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-27 13:22:56,055 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-27 13:22:56,057 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-27 13:22:56,059 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-27 13:22:56,059 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-27 13:22:56,060 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-27 13:22:56,061 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-27 13:22:56,063 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-27 13:22:56,064 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-27 13:22:56,064 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-27 13:22:56,066 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-27 13:22:56,067 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-27 13:22:56,068 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-27 13:22:56,069 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-27 13:22:56,069 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-27 13:22:56,071 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-27 13:22:56,071 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-27 13:22:56,072 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-27 13:22:56,073 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-27 13:22:56,074 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-27 13:22:56,075 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2019-12-27 13:22:56,094 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-27 13:22:56,095 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-27 13:22:56,097 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-27 13:22:56,097 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-27 13:22:56,097 INFO L138 SettingsManager]: * Use SBE=true [2019-12-27 13:22:56,097 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-27 13:22:56,098 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-27 13:22:56,098 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-27 13:22:56,098 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-27 13:22:56,098 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-27 13:22:56,099 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-27 13:22:56,100 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-27 13:22:56,100 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-27 13:22:56,100 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-27 13:22:56,101 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-27 13:22:56,101 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-27 13:22:56,101 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-27 13:22:56,101 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-27 13:22:56,101 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-27 13:22:56,102 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-27 13:22:56,102 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-27 13:22:56,102 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-27 13:22:56,102 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-27 13:22:56,103 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-27 13:22:56,103 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-27 13:22:56,103 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-27 13:22:56,103 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-27 13:22:56,103 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2019-12-27 13:22:56,103 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-27 13:22:56,104 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-27 13:22:56,416 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-27 13:22:56,428 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-27 13:22:56,431 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-27 13:22:56,433 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-27 13:22:56,433 INFO L275 PluginConnector]: CDTParser initialized [2019-12-27 13:22:56,434 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe004_power.opt.i [2019-12-27 13:22:56,494 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/239ef1a76/11c4582ec8524ccb8e255dd5b33fc586/FLAG33cd56de4 [2019-12-27 13:22:57,066 INFO L306 CDTParser]: Found 1 translation units. [2019-12-27 13:22:57,067 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe004_power.opt.i [2019-12-27 13:22:57,082 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/239ef1a76/11c4582ec8524ccb8e255dd5b33fc586/FLAG33cd56de4 [2019-12-27 13:22:57,337 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/239ef1a76/11c4582ec8524ccb8e255dd5b33fc586 [2019-12-27 13:22:57,344 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-27 13:22:57,346 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-27 13:22:57,347 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-27 13:22:57,347 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-27 13:22:57,350 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-27 13:22:57,351 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 01:22:57" (1/1) ... [2019-12-27 13:22:57,353 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@113399e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 01:22:57, skipping insertion in model container [2019-12-27 13:22:57,354 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 01:22:57" (1/1) ... [2019-12-27 13:22:57,360 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-27 13:22:57,406 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-27 13:22:57,878 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-27 13:22:57,890 INFO L203 MainTranslator]: Completed pre-run [2019-12-27 13:22:58,009 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-27 13:22:58,083 INFO L208 MainTranslator]: Completed translation [2019-12-27 13:22:58,083 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 01:22:58 WrapperNode [2019-12-27 13:22:58,084 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-27 13:22:58,084 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-27 13:22:58,084 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-27 13:22:58,085 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-27 13:22:58,093 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 01:22:58" (1/1) ... [2019-12-27 13:22:58,122 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 01:22:58" (1/1) ... [2019-12-27 13:22:58,167 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-27 13:22:58,168 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-27 13:22:58,168 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-27 13:22:58,168 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-27 13:22:58,179 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 01:22:58" (1/1) ... [2019-12-27 13:22:58,179 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 01:22:58" (1/1) ... [2019-12-27 13:22:58,184 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 01:22:58" (1/1) ... [2019-12-27 13:22:58,184 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 01:22:58" (1/1) ... [2019-12-27 13:22:58,195 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 01:22:58" (1/1) ... [2019-12-27 13:22:58,200 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 01:22:58" (1/1) ... [2019-12-27 13:22:58,203 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 01:22:58" (1/1) ... [2019-12-27 13:22:58,211 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-27 13:22:58,211 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-27 13:22:58,211 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-27 13:22:58,211 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-27 13:22:58,218 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 01:22:58" (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 [2019-12-27 13:22:58,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-27 13:22:58,290 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-12-27 13:22:58,290 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-27 13:22:58,290 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-27 13:22:58,290 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-12-27 13:22:58,290 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-12-27 13:22:58,291 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-12-27 13:22:58,291 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-12-27 13:22:58,291 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-12-27 13:22:58,291 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-12-27 13:22:58,291 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-12-27 13:22:58,292 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-27 13:22:58,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-27 13:22:58,294 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-27 13:22:59,102 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-27 13:22:59,103 INFO L287 CfgBuilder]: Removed 8 assume(true) statements. [2019-12-27 13:22:59,104 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.12 01:22:59 BoogieIcfgContainer [2019-12-27 13:22:59,104 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-27 13:22:59,105 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-27 13:22:59,106 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-27 13:22:59,109 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-27 13:22:59,109 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.12 01:22:57" (1/3) ... [2019-12-27 13:22:59,110 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71be8d4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.12 01:22:59, skipping insertion in model container [2019-12-27 13:22:59,111 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 01:22:58" (2/3) ... [2019-12-27 13:22:59,111 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71be8d4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.12 01:22:59, skipping insertion in model container [2019-12-27 13:22:59,111 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.12 01:22:59" (3/3) ... [2019-12-27 13:22:59,113 INFO L109 eAbstractionObserver]: Analyzing ICFG safe004_power.opt.i [2019-12-27 13:22:59,123 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-27 13:22:59,123 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-27 13:22:59,130 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-12-27 13:22:59,131 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-27 13:22:59,172 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,172 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,172 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,173 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,173 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,173 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,174 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,174 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,174 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,175 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,175 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,176 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,176 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,176 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,177 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,177 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,177 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,178 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,178 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,178 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,178 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,179 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,179 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,179 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,179 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,180 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,180 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,180 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,180 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,181 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,183 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,184 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,184 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,184 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,184 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,184 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,187 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,187 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,189 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,190 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,190 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,190 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,191 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,191 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,191 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,192 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,192 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,192 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,192 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,193 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,193 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,193 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,193 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,194 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,212 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,213 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,213 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,213 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,213 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,214 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,214 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,214 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,215 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,215 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,217 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,217 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,217 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,218 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,218 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,219 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,219 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,219 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,220 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,221 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,221 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,221 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,221 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,222 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,222 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,222 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,223 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,223 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,223 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,224 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,224 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,225 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,225 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,225 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,225 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,226 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,226 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,226 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,226 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,226 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,232 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,232 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,232 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,232 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,233 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,233 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,233 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,234 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,237 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,238 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,240 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,241 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,242 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,242 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,243 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,243 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,243 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,243 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,243 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,244 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,251 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,251 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,254 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,254 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,255 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,255 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,255 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,255 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,255 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,255 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,255 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,255 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 13:22:59,270 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-12-27 13:22:59,291 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-27 13:22:59,291 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-27 13:22:59,291 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-27 13:22:59,291 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-27 13:22:59,291 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-27 13:22:59,291 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-27 13:22:59,291 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-27 13:22:59,291 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-27 13:22:59,305 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 174 places, 211 transitions [2019-12-27 13:26:03,792 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 370017 states. [2019-12-27 13:26:03,794 INFO L276 IsEmpty]: Start isEmpty. Operand 370017 states. [2019-12-27 13:26:03,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-12-27 13:26:03,804 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 13:26:03,805 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 13:26:03,805 INFO L410 AbstractCegarLoop]: === Iteration 1 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 13:26:03,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 13:26:03,811 INFO L82 PathProgramCache]: Analyzing trace with hash 954395167, now seen corresponding path program 1 times [2019-12-27 13:26:03,819 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 13:26:03,820 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1881667582] [2019-12-27 13:26:03,820 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 13:26:03,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 13:26:04,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 13:26:04,142 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1881667582] [2019-12-27 13:26:04,143 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 13:26:04,144 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-27 13:26:04,144 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [938328405] [2019-12-27 13:26:04,151 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-27 13:26:04,152 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 13:26:04,163 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-27 13:26:04,163 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-27 13:26:04,165 INFO L87 Difference]: Start difference. First operand 370017 states. Second operand 4 states. [2019-12-27 13:26:20,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 13:26:20,611 INFO L93 Difference]: Finished difference Result 387253 states and 2020318 transitions. [2019-12-27 13:26:20,611 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-27 13:26:20,612 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 40 [2019-12-27 13:26:20,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 13:26:22,563 INFO L225 Difference]: With dead ends: 387253 [2019-12-27 13:26:22,563 INFO L226 Difference]: Without dead ends: 343733 [2019-12-27 13:26:22,565 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-27 13:26:55,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 343733 states. Received shutdown request... [2019-12-27 13:26:58,443 WARN L527 AbstractCegarLoop]: Verification canceled [2019-12-27 13:26:58,449 WARN L227 ceAbstractionStarter]: Timeout [2019-12-27 13:26:58,450 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.12 01:26:58 BasicIcfg [2019-12-27 13:26:58,451 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-27 13:26:58,455 INFO L168 Benchmark]: Toolchain (without parser) took 241107.08 ms. Allocated memory was 138.4 MB in the beginning and 4.6 GB in the end (delta: 4.5 GB). Free memory was 101.8 MB in the beginning and 2.0 GB in the end (delta: -1.9 GB). Peak memory consumption was 4.4 GB. Max. memory is 7.1 GB. [2019-12-27 13:26:58,456 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 138.4 MB. Free memory was 121.6 MB in the beginning and 121.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-12-27 13:26:58,458 INFO L168 Benchmark]: CACSL2BoogieTranslator took 737.01 ms. Allocated memory was 138.4 MB in the beginning and 202.9 MB in the end (delta: 64.5 MB). Free memory was 101.6 MB in the beginning and 156.5 MB in the end (delta: -55.0 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. [2019-12-27 13:26:58,459 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.39 ms. Allocated memory is still 202.9 MB. Free memory was 156.5 MB in the beginning and 153.2 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. [2019-12-27 13:26:58,460 INFO L168 Benchmark]: Boogie Preprocessor took 42.90 ms. Allocated memory is still 202.9 MB. Free memory was 153.2 MB in the beginning and 150.5 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2019-12-27 13:26:58,461 INFO L168 Benchmark]: RCFGBuilder took 893.23 ms. Allocated memory is still 202.9 MB. Free memory was 150.5 MB in the beginning and 100.9 MB in the end (delta: 49.6 MB). Peak memory consumption was 49.6 MB. Max. memory is 7.1 GB. [2019-12-27 13:26:58,462 INFO L168 Benchmark]: TraceAbstraction took 239345.60 ms. Allocated memory was 202.9 MB in the beginning and 4.6 GB in the end (delta: 4.4 GB). Free memory was 100.9 MB in the beginning and 2.0 GB in the end (delta: -1.9 GB). Peak memory consumption was 4.3 GB. Max. memory is 7.1 GB. [2019-12-27 13:26:58,466 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 138.4 MB. Free memory was 121.6 MB in the beginning and 121.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 737.01 ms. Allocated memory was 138.4 MB in the beginning and 202.9 MB in the end (delta: 64.5 MB). Free memory was 101.6 MB in the beginning and 156.5 MB in the end (delta: -55.0 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 83.39 ms. Allocated memory is still 202.9 MB. Free memory was 156.5 MB in the beginning and 153.2 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 42.90 ms. Allocated memory is still 202.9 MB. Free memory was 153.2 MB in the beginning and 150.5 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 893.23 ms. Allocated memory is still 202.9 MB. Free memory was 150.5 MB in the beginning and 100.9 MB in the end (delta: 49.6 MB). Peak memory consumption was 49.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 239345.60 ms. Allocated memory was 202.9 MB in the beginning and 4.6 GB in the end (delta: 4.4 GB). Free memory was 100.9 MB in the beginning and 2.0 GB in the end (delta: -1.9 GB). Peak memory consumption was 4.3 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 4]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 4). Cancelled while executing MinimizeSevpa. - TimeoutResultAtElement [Line: 4]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 4). Cancelled while executing MinimizeSevpa. - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 165 locations, 2 error locations. Result: TIMEOUT, OverallTime: 239.1s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 18.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 238 SDtfs, 192 SDslu, 299 SDs, 0 SdLazy, 102 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=370017occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 35.8s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 40 NumberOfCodeBlocks, 40 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 39 ConstructedInterpolants, 0 QuantifiedInterpolants, 2808 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown