/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/bigshot_s.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-507b705 [2020-09-11 12:01:55,268 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-11 12:01:55,272 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-11 12:01:55,301 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-11 12:01:55,301 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-11 12:01:55,303 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-11 12:01:55,304 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-11 12:01:55,307 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-11 12:01:55,309 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-11 12:01:55,310 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-11 12:01:55,311 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-11 12:01:55,313 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-11 12:01:55,313 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-11 12:01:55,314 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-11 12:01:55,316 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-11 12:01:55,317 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-11 12:01:55,318 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-11 12:01:55,320 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-11 12:01:55,322 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-11 12:01:55,324 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-11 12:01:55,326 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-11 12:01:55,327 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-11 12:01:55,332 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-11 12:01:55,333 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-11 12:01:55,338 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-11 12:01:55,341 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-11 12:01:55,342 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-11 12:01:55,346 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-11 12:01:55,346 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-11 12:01:55,347 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-11 12:01:55,350 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-11 12:01:55,351 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-11 12:01:55,352 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-11 12:01:55,353 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-11 12:01:55,354 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-11 12:01:55,355 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-11 12:01:55,355 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-11 12:01:55,357 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-11 12:01:55,357 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-11 12:01:55,359 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-11 12:01:55,360 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-11 12:01:55,361 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-09-11 12:01:55,417 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-11 12:01:55,417 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-11 12:01:55,419 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-11 12:01:55,419 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-11 12:01:55,420 INFO L138 SettingsManager]: * Use SBE=true [2020-09-11 12:01:55,420 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-11 12:01:55,420 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-11 12:01:55,421 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-11 12:01:55,421 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-11 12:01:55,421 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-11 12:01:55,422 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-11 12:01:55,422 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-11 12:01:55,423 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-11 12:01:55,423 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-11 12:01:55,424 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-11 12:01:55,424 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-11 12:01:55,424 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-11 12:01:55,424 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-11 12:01:55,425 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-11 12:01:55,425 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-11 12:01:55,425 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-11 12:01:55,425 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-11 12:01:55,426 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-11 12:01:55,426 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-11 12:01:55,426 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-11 12:01:55,426 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-11 12:01:55,427 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-11 12:01:55,427 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-11 12:01:55,427 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-11 12:01:55,427 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-11 12:01:56,545 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-11 12:01:56,580 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-11 12:01:56,588 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-11 12:01:56,589 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-11 12:01:56,590 INFO L275 PluginConnector]: CDTParser initialized [2020-09-11 12:01:56,591 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/bigshot_s.i [2020-09-11 12:01:56,672 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/441a1e261/8ba749fcc46a4109ae7613a4d9760f79/FLAG56ee6c591 [2020-09-11 12:01:57,314 INFO L306 CDTParser]: Found 1 translation units. [2020-09-11 12:01:57,315 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/pthread/bigshot_s.i [2020-09-11 12:01:57,340 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/441a1e261/8ba749fcc46a4109ae7613a4d9760f79/FLAG56ee6c591 [2020-09-11 12:01:57,553 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/441a1e261/8ba749fcc46a4109ae7613a4d9760f79 [2020-09-11 12:01:57,565 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-11 12:01:57,571 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-09-11 12:01:57,573 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-11 12:01:57,573 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-11 12:01:57,577 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-11 12:01:57,578 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 12:01:57" (1/1) ... [2020-09-11 12:01:57,583 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74192949 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 12:01:57, skipping insertion in model container [2020-09-11 12:01:57,583 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 12:01:57" (1/1) ... [2020-09-11 12:01:57,592 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-11 12:01:57,667 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-11 12:01:58,334 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-11 12:01:58,350 INFO L203 MainTranslator]: Completed pre-run [2020-09-11 12:01:58,395 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-11 12:01:58,626 INFO L208 MainTranslator]: Completed translation [2020-09-11 12:01:58,627 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 12:01:58 WrapperNode [2020-09-11 12:01:58,628 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-11 12:01:58,629 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-09-11 12:01:58,629 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-09-11 12:01:58,630 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-09-11 12:01:58,640 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 12:01:58" (1/1) ... [2020-09-11 12:01:58,667 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 12:01:58" (1/1) ... [2020-09-11 12:01:58,697 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-09-11 12:01:58,697 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-11 12:01:58,698 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-11 12:01:58,698 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-11 12:01:58,707 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 12:01:58" (1/1) ... [2020-09-11 12:01:58,708 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 12:01:58" (1/1) ... [2020-09-11 12:01:58,711 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 12:01:58" (1/1) ... [2020-09-11 12:01:58,712 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 12:01:58" (1/1) ... [2020-09-11 12:01:58,720 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 12:01:58" (1/1) ... [2020-09-11 12:01:58,727 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 12:01:58" (1/1) ... [2020-09-11 12:01:58,729 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 12:01:58" (1/1) ... [2020-09-11 12:01:58,733 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-11 12:01:58,733 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-11 12:01:58,734 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-11 12:01:58,734 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-11 12:01:58,735 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 12:01:58" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-11 12:01:58,822 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-11 12:01:58,823 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-11 12:01:58,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-09-11 12:01:58,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-11 12:01:58,823 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2020-09-11 12:01:58,823 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2020-09-11 12:01:58,823 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2020-09-11 12:01:58,824 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2020-09-11 12:01:58,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-11 12:01:58,824 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-11 12:01:58,824 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-11 12:01:58,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-11 12:01:58,827 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-09-11 12:01:59,222 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-11 12:01:59,223 INFO L295 CfgBuilder]: Removed 8 assume(true) statements. [2020-09-11 12:01:59,228 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 12:01:59 BoogieIcfgContainer [2020-09-11 12:01:59,228 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-11 12:01:59,230 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-11 12:01:59,230 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-11 12:01:59,234 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-11 12:01:59,235 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.09 12:01:57" (1/3) ... [2020-09-11 12:01:59,236 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@781cb97e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.09 12:01:59, skipping insertion in model container [2020-09-11 12:01:59,236 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 12:01:58" (2/3) ... [2020-09-11 12:01:59,237 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@781cb97e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.09 12:01:59, skipping insertion in model container [2020-09-11 12:01:59,237 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 12:01:59" (3/3) ... [2020-09-11 12:01:59,239 INFO L109 eAbstractionObserver]: Analyzing ICFG bigshot_s.i [2020-09-11 12:01:59,256 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-09-11 12:01:59,257 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-09-11 12:01:59,267 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-11 12:01:59,269 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-09-11 12:01:59,304 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,305 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,305 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,305 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,308 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,308 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,309 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,309 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,309 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,312 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,313 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,313 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,314 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,314 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,314 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,314 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,315 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,315 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,315 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,316 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,316 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,316 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,317 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,317 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,317 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,317 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,319 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,319 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,320 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,320 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,320 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,320 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,322 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,322 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,322 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,323 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,323 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,323 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,323 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,324 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,324 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,324 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,324 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,325 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,326 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,326 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,326 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,332 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,332 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,332 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,333 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,333 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,333 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,334 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,346 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,347 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,347 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,348 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,348 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,348 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,349 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,362 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,363 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,363 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,363 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,363 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,363 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:01:59,394 INFO L251 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-09-11 12:01:59,419 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-11 12:01:59,419 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-11 12:01:59,419 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-09-11 12:01:59,419 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-11 12:01:59,420 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-11 12:01:59,420 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-11 12:01:59,420 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-11 12:01:59,420 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-11 12:01:59,439 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 70 places, 70 transitions, 162 flow [2020-09-11 12:01:59,441 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 70 places, 70 transitions, 162 flow [2020-09-11 12:01:59,495 INFO L129 PetriNetUnfolder]: 5/66 cut-off events. [2020-09-11 12:01:59,495 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2020-09-11 12:01:59,500 INFO L80 FinitePrefix]: Finished finitePrefix Result has 75 conditions, 66 events. 5/66 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 50 event pairs, 0 based on Foata normal form. 0/60 useless extension candidates. Maximal degree in co-relation 50. Up to 2 conditions per place. [2020-09-11 12:01:59,504 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 70 places, 70 transitions, 162 flow [2020-09-11 12:01:59,538 INFO L129 PetriNetUnfolder]: 5/66 cut-off events. [2020-09-11 12:01:59,538 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2020-09-11 12:01:59,539 INFO L80 FinitePrefix]: Finished finitePrefix Result has 75 conditions, 66 events. 5/66 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 50 event pairs, 0 based on Foata normal form. 0/60 useless extension candidates. Maximal degree in co-relation 50. Up to 2 conditions per place. [2020-09-11 12:01:59,540 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 96 [2020-09-11 12:01:59,542 INFO L170 etLargeBlockEncoding]: Semantic Check. [2020-09-11 12:02:01,215 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 56 [2020-09-11 12:02:01,719 INFO L206 etLargeBlockEncoding]: Checked pairs total: 68 [2020-09-11 12:02:01,719 INFO L214 etLargeBlockEncoding]: Total number of compositions: 62 [2020-09-11 12:02:01,725 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 24 places, 21 transitions, 64 flow [2020-09-11 12:02:01,736 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 19 states. [2020-09-11 12:02:01,739 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states. [2020-09-11 12:02:01,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-09-11 12:02:01,749 INFO L414 BasicCegarLoop]: Found error trace [2020-09-11 12:02:01,750 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-11 12:02:01,751 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-11 12:02:01,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-11 12:02:01,758 INFO L82 PathProgramCache]: Analyzing trace with hash 1540404167, now seen corresponding path program 1 times [2020-09-11 12:02:01,772 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-11 12:02:01,773 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [348533680] [2020-09-11 12:02:01,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-11 12:02:01,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-11 12:02:02,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-11 12:02:02,076 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [348533680] [2020-09-11 12:02:02,078 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-11 12:02:02,078 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-09-11 12:02:02,079 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1015281812] [2020-09-11 12:02:02,086 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-09-11 12:02:02,086 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-11 12:02:02,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-09-11 12:02:02,106 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-11 12:02:02,109 INFO L87 Difference]: Start difference. First operand 19 states. Second operand 3 states. [2020-09-11 12:02:02,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-11 12:02:02,145 INFO L93 Difference]: Finished difference Result 19 states and 23 transitions. [2020-09-11 12:02:02,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-09-11 12:02:02,147 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 13 [2020-09-11 12:02:02,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-11 12:02:02,160 INFO L225 Difference]: With dead ends: 19 [2020-09-11 12:02:02,161 INFO L226 Difference]: Without dead ends: 18 [2020-09-11 12:02:02,163 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-11 12:02:02,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states. [2020-09-11 12:02:02,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2020-09-11 12:02:02,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2020-09-11 12:02:02,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 22 transitions. [2020-09-11 12:02:02,207 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 22 transitions. Word has length 13 [2020-09-11 12:02:02,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-11 12:02:02,208 INFO L479 AbstractCegarLoop]: Abstraction has 18 states and 22 transitions. [2020-09-11 12:02:02,208 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-09-11 12:02:02,208 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2020-09-11 12:02:02,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-09-11 12:02:02,209 INFO L414 BasicCegarLoop]: Found error trace [2020-09-11 12:02:02,209 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-11 12:02:02,209 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-11 12:02:02,209 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-11 12:02:02,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-11 12:02:02,210 INFO L82 PathProgramCache]: Analyzing trace with hash 636866405, now seen corresponding path program 1 times [2020-09-11 12:02:02,210 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-11 12:02:02,211 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [797290069] [2020-09-11 12:02:02,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-11 12:02:02,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-09-11 12:02:02,267 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-09-11 12:02:02,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-09-11 12:02:02,326 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-09-11 12:02:02,381 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-09-11 12:02:02,381 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-09-11 12:02:02,387 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-11 12:02:02,388 WARN L633 etLargeBlockEncoding]: Failed to translate choice composition: Branch encoders not available. [2020-09-11 12:02:02,388 WARN L633 etLargeBlockEncoding]: Failed to translate choice composition: Branch encoders not available. [2020-09-11 12:02:02,396 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [251] [251] L-1-6-->thread2EXIT: Formula: (and (= (select (select |#memory_int_In383175453| |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src.base_In383175453|) (+ |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset12_In383175453| |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src.offset_In383175453|)) |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem13_Out383175453|) (= |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.base_In383175453| |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.base_In383175453|) (= |thread2Thread1of1ForFork0_#res.offset_Out383175453| 0) (= |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem13_Out383175453| 0) (= |thread2Thread1of1ForFork0_#res.base_Out383175453| 0) (= |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.offset_In383175453| |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.offset_In383175453|) (= |#memory_int_Out383175453| (store |#memory_int_In383175453| |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.base_In383175453| (store (select |#memory_int_In383175453| |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.base_In383175453|) (+ |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset12_In383175453| |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.offset_In383175453|) |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem13_Out383175453|)))) InVars {thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.base=|thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.base_In383175453|, thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset12=|thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset12_In383175453|, thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.offset=|thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.offset_In383175453|, thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src.base=|thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src.base_In383175453|, #memory_int=|#memory_int_In383175453|, thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.offset=|thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.offset_In383175453|, thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src.offset=|thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src.offset_In383175453|, thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.base=|thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.base_In383175453|} OutVars{thread2Thread1of1ForFork0_#res.offset=|thread2Thread1of1ForFork0_#res.offset_Out383175453|, thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset12=|thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset12_In383175453|, thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.offset=|thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.offset_In383175453|, thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src.base=|thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src.base_In383175453|, thread2Thread1of1ForFork0_#t~strcpy~res4.base=|thread2Thread1of1ForFork0_#t~strcpy~res4.base_Out383175453|, thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.offset=|thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.offset_In383175453|, thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.base=|thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.base_In383175453|, thread2Thread1of1ForFork0_#t~strcpy~res4.offset=|thread2Thread1of1ForFork0_#t~strcpy~res4.offset_Out383175453|, thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.base=|thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.base_In383175453|, thread2Thread1of1ForFork0_#res.base=|thread2Thread1of1ForFork0_#res.base_Out383175453|, #memory_int=|#memory_int_Out383175453|, thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src.offset=|thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src.offset_In383175453|, thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem13=|thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem13_Out383175453|} AuxVars[] AssignedVars[thread2Thread1of1ForFork0_#res.offset, thread2Thread1of1ForFork0_#res.base, thread2Thread1of1ForFork0_#t~strcpy~res4.base, #memory_int, thread2Thread1of1ForFork0_#t~strcpy~res4.offset, thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem13] because there is no mapped edge [2020-09-11 12:02:02,398 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [243] [243] L1107-->L1107-6: Formula: (let ((.cse2 (= |ULTIMATE.start___VERIFIER_assert_#in~expression_Out377031115| 1)) (.cse1 (= ~v~0.offset_In377031115 0)) (.cse0 (= ~v~0.base_In377031115 0))) (or (let ((.cse3 (not |ULTIMATE.start_main_#t~short10_Out377031115|))) (and (= |ULTIMATE.start_main_#t~mem9_Out377031115| (select (select |#memory_int_In377031115| ~v~0.base_In377031115) ~v~0.offset_In377031115)) (or (not .cse0) (not .cse1)) (or (and .cse2 |ULTIMATE.start_main_#t~short10_Out377031115|) (and .cse3 (= |ULTIMATE.start___VERIFIER_assert_#in~expression_Out377031115| 0))) (let ((.cse4 (= 66 |ULTIMATE.start_main_#t~mem9_Out377031115|))) (or (and (not .cse4) .cse3) (and .cse4 |ULTIMATE.start_main_#t~short10_Out377031115|))))) (and (= |ULTIMATE.start_main_#t~mem9_In377031115| |ULTIMATE.start_main_#t~mem9_Out377031115|) .cse2 .cse1 .cse0 |ULTIMATE.start_main_#t~short10_Out377031115|))) InVars {ULTIMATE.start_main_#t~mem9=|ULTIMATE.start_main_#t~mem9_In377031115|, ~v~0.offset=~v~0.offset_In377031115, #memory_int=|#memory_int_In377031115|, ~v~0.base=~v~0.base_In377031115} OutVars{ULTIMATE.start_main_#t~mem9=|ULTIMATE.start_main_#t~mem9_Out377031115|, ~v~0.offset=~v~0.offset_In377031115, #memory_int=|#memory_int_In377031115|, ULTIMATE.start_main_#t~short10=|ULTIMATE.start_main_#t~short10_Out377031115|, ~v~0.base=~v~0.base_In377031115, ULTIMATE.start___VERIFIER_assert_#in~expression=|ULTIMATE.start___VERIFIER_assert_#in~expression_Out377031115|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~mem9, ULTIMATE.start_main_#t~short10, ULTIMATE.start___VERIFIER_assert_#in~expression] because there is no mapped edge [2020-09-11 12:02:02,416 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2020-09-11 12:02:02,418 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2020-09-11 12:02:02,418 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2020-09-11 12:02:02,419 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2020-09-11 12:02:02,419 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled [2020-09-11 12:02:02,419 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2020-09-11 12:02:02,420 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled [2020-09-11 12:02:02,420 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2020-09-11 12:02:02,420 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2020-09-11 12:02:02,421 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2020-09-11 12:02:02,421 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled [2020-09-11 12:02:02,421 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2020-09-11 12:02:02,422 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled [2020-09-11 12:02:02,422 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2020-09-11 12:02:02,422 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2020-09-11 12:02:02,423 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2020-09-11 12:02:02,423 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled [2020-09-11 12:02:02,423 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2020-09-11 12:02:02,424 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled [2020-09-11 12:02:02,424 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2020-09-11 12:02:02,424 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2020-09-11 12:02:02,425 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2020-09-11 12:02:02,425 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled [2020-09-11 12:02:02,425 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2020-09-11 12:02:02,426 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled [2020-09-11 12:02:02,426 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2020-09-11 12:02:02,426 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2020-09-11 12:02:02,427 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2020-09-11 12:02:02,447 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.09 12:02:02 BasicIcfg [2020-09-11 12:02:02,447 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-11 12:02:02,450 INFO L168 Benchmark]: Toolchain (without parser) took 4882.79 ms. Allocated memory was 138.4 MB in the beginning and 254.3 MB in the end (delta: 115.9 MB). Free memory was 98.6 MB in the beginning and 202.2 MB in the end (delta: -103.6 MB). Peak memory consumption was 12.2 MB. Max. memory is 7.1 GB. [2020-09-11 12:02:02,451 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 138.4 MB. Free memory was 118.7 MB in the beginning and 118.5 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-11 12:02:02,452 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1056.18 ms. Allocated memory was 138.4 MB in the beginning and 200.3 MB in the end (delta: 61.9 MB). Free memory was 98.0 MB in the beginning and 120.5 MB in the end (delta: -22.6 MB). Peak memory consumption was 44.6 MB. Max. memory is 7.1 GB. [2020-09-11 12:02:02,453 INFO L168 Benchmark]: Boogie Procedure Inliner took 67.83 ms. Allocated memory is still 200.3 MB. Free memory was 120.5 MB in the beginning and 118.3 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2020-09-11 12:02:02,454 INFO L168 Benchmark]: Boogie Preprocessor took 35.72 ms. Allocated memory is still 200.3 MB. Free memory was 118.3 MB in the beginning and 116.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 7.1 GB. [2020-09-11 12:02:02,455 INFO L168 Benchmark]: RCFGBuilder took 494.84 ms. Allocated memory is still 200.3 MB. Free memory was 116.2 MB in the beginning and 92.7 MB in the end (delta: 23.5 MB). Peak memory consumption was 23.5 MB. Max. memory is 7.1 GB. [2020-09-11 12:02:02,456 INFO L168 Benchmark]: TraceAbstraction took 3217.70 ms. Allocated memory was 200.3 MB in the beginning and 254.3 MB in the end (delta: 54.0 MB). Free memory was 92.0 MB in the beginning and 202.2 MB in the end (delta: -110.2 MB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-11 12:02:02,461 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 138.4 MB. Free memory was 118.7 MB in the beginning and 118.5 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1056.18 ms. Allocated memory was 138.4 MB in the beginning and 200.3 MB in the end (delta: 61.9 MB). Free memory was 98.0 MB in the beginning and 120.5 MB in the end (delta: -22.6 MB). Peak memory consumption was 44.6 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 67.83 ms. Allocated memory is still 200.3 MB. Free memory was 120.5 MB in the beginning and 118.3 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 35.72 ms. Allocated memory is still 200.3 MB. Free memory was 118.3 MB in the beginning and 116.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 494.84 ms. Allocated memory is still 200.3 MB. Free memory was 116.2 MB in the beginning and 92.7 MB in the end (delta: 23.5 MB). Peak memory consumption was 23.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3217.70 ms. Allocated memory was 200.3 MB in the beginning and 254.3 MB in the end (delta: 54.0 MB). Free memory was 92.0 MB in the beginning and 202.2 MB in the end (delta: -110.2 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 2.2s, 70 ProgramPointsBefore, 24 ProgramPointsAfterwards, 70 TransitionsBefore, 21 TransitionsAfterwards, 96 CoEnabledTransitionPairs, 7 FixpointIterations, 31 TrivialSequentialCompositions, 22 ConcurrentSequentialCompositions, 3 TrivialYvCompositions, 6 ConcurrentYvCompositions, 3 ChoiceCompositions, 49 VarBasedMoverChecksPositive, 5 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 5 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 68 CheckedPairsTotal, 62 TotalNumberOfCompositions - UnprovableResult [Line: 1088]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of large string literal at line 1097. Possible FailurePath: [L1089] 0 char *v; [L1102] 0 pthread_t t1, t2; [L1103] FCALL, FORK 0 pthread_create(&t1, 0, thread1, 0) VAL [arg={0:0}, v={0:0}] [L1104] 0 \read(t1) VAL [arg={0:0}, v={0:0}] [L1092] 1 v = malloc(sizeof(char) * 8) [L1093] 1 return 0; [L1104] FCALL, JOIN 1 pthread_join(t1, 0) VAL [\result={0:0}, arg={0:0}, arg={0:0}, malloc(sizeof(char) * 8)={-1:0}, v={-1:0}] [L1105] FCALL, FORK 0 pthread_create(&t2, 0, thread2, 0) VAL [\result={0:0}, arg={0:0}, arg={0:0}, malloc(sizeof(char) * 8)={-1:0}, v={-1:0}] [L1097] COND TRUE 2 \read(*v) [L1097] CALL 2 strcpy(v, "Bigshot") [L1106] 0 \read(t2) VAL [\result={0:0}, arg={0:0}, arg={0:0}, malloc(sizeof(char) * 8)={-1:0}, v={-1:0}] [L1106] FCALL, JOIN 2 pthread_join(t2, 0) VAL [\result={0:0}, arg={0:0}, arg={0:0}, malloc(sizeof(char) * 8)={-1:0}, v={-1:0}] [L1088] COND TRUE 0 !expression [L1088] 0 __VERIFIER_error() VAL [\result={0:0}, arg={0:0}, arg={0:0}, malloc(sizeof(char) * 8)={-1:0}, v={-1:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 64 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 2.9s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 2.3s, HoareTripleCheckerStatistics: 14 SDtfs, 9 SDslu, 2 SDs, 0 SdLazy, 4 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=19occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 27 NumberOfCodeBlocks, 27 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 12 ConstructedInterpolants, 0 QuantifiedInterpolants, 324 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, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...