/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-SemanticLbe.epf -i ../../../trunk/examples/svcomp/pthread/bigshot_p.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-4336eb1 [2019-12-27 00:41:44,217 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-27 00:41:44,220 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-27 00:41:44,237 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-27 00:41:44,237 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-27 00:41:44,239 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-27 00:41:44,241 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-27 00:41:44,251 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-27 00:41:44,253 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-27 00:41:44,254 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-27 00:41:44,255 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-27 00:41:44,257 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-27 00:41:44,257 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-27 00:41:44,259 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-27 00:41:44,260 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-27 00:41:44,263 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-27 00:41:44,264 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-27 00:41:44,265 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-27 00:41:44,268 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-27 00:41:44,269 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-27 00:41:44,271 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-27 00:41:44,272 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-27 00:41:44,273 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-27 00:41:44,273 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-27 00:41:44,276 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-27 00:41:44,276 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-27 00:41:44,276 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-27 00:41:44,277 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-27 00:41:44,277 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-27 00:41:44,278 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-27 00:41:44,278 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-27 00:41:44,279 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-27 00:41:44,280 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-27 00:41:44,281 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-27 00:41:44,282 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-27 00:41:44,282 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-27 00:41:44,283 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-27 00:41:44,283 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-27 00:41:44,283 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-27 00:41:44,284 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-27 00:41:44,285 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-27 00:41:44,285 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-SemanticLbe.epf [2019-12-27 00:41:44,312 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-27 00:41:44,312 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-27 00:41:44,313 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-27 00:41:44,314 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-27 00:41:44,314 INFO L138 SettingsManager]: * Use SBE=true [2019-12-27 00:41:44,314 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-27 00:41:44,314 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-27 00:41:44,314 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-27 00:41:44,315 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-27 00:41:44,315 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-27 00:41:44,315 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-27 00:41:44,315 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-27 00:41:44,315 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-27 00:41:44,316 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-27 00:41:44,316 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-27 00:41:44,316 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-27 00:41:44,316 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-27 00:41:44,316 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-27 00:41:44,317 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-27 00:41:44,317 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-27 00:41:44,317 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-27 00:41:44,317 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-27 00:41:44,317 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-27 00:41:44,318 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-27 00:41:44,318 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-27 00:41:44,318 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-27 00:41:44,318 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-27 00:41:44,318 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-27 00:41:44,318 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-27 00:41:44,601 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-27 00:41:44,618 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-27 00:41:44,621 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-27 00:41:44,622 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-27 00:41:44,623 INFO L275 PluginConnector]: CDTParser initialized [2019-12-27 00:41:44,623 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/bigshot_p.i [2019-12-27 00:41:44,693 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23f209ed1/10694be7a35a4b45a54960248fd5eb8b/FLAG423203b45 [2019-12-27 00:41:45,265 INFO L306 CDTParser]: Found 1 translation units. [2019-12-27 00:41:45,266 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/bigshot_p.i [2019-12-27 00:41:45,282 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23f209ed1/10694be7a35a4b45a54960248fd5eb8b/FLAG423203b45 [2019-12-27 00:41:45,569 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23f209ed1/10694be7a35a4b45a54960248fd5eb8b [2019-12-27 00:41:45,578 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-27 00:41:45,579 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-27 00:41:45,580 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-27 00:41:45,580 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-27 00:41:45,583 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-27 00:41:45,584 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 12:41:45" (1/1) ... [2019-12-27 00:41:45,587 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6aafc95b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 12:41:45, skipping insertion in model container [2019-12-27 00:41:45,587 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 12:41:45" (1/1) ... [2019-12-27 00:41:45,593 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-27 00:41:45,659 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-27 00:41:46,168 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-27 00:41:46,185 INFO L203 MainTranslator]: Completed pre-run [2019-12-27 00:41:46,241 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-27 00:41:46,427 INFO L208 MainTranslator]: Completed translation [2019-12-27 00:41:46,428 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 12:41:46 WrapperNode [2019-12-27 00:41:46,428 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-27 00:41:46,428 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-27 00:41:46,429 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-27 00:41:46,429 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-27 00:41:46,437 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 12:41:46" (1/1) ... [2019-12-27 00:41:46,459 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 12:41:46" (1/1) ... [2019-12-27 00:41:46,482 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-27 00:41:46,482 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-27 00:41:46,483 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-27 00:41:46,483 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-27 00:41:46,490 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 12:41:46" (1/1) ... [2019-12-27 00:41:46,490 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 12:41:46" (1/1) ... [2019-12-27 00:41:46,493 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 12:41:46" (1/1) ... [2019-12-27 00:41:46,494 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 12:41:46" (1/1) ... [2019-12-27 00:41:46,502 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 12:41:46" (1/1) ... [2019-12-27 00:41:46,506 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 12:41:46" (1/1) ... [2019-12-27 00:41:46,508 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 12:41:46" (1/1) ... [2019-12-27 00:41:46,512 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-27 00:41:46,512 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-27 00:41:46,513 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-27 00:41:46,513 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-27 00:41:46,514 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 12:41:46" (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 00:41:46,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-27 00:41:46,570 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-27 00:41:46,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-12-27 00:41:46,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-27 00:41:46,571 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2019-12-27 00:41:46,571 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2019-12-27 00:41:46,571 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2019-12-27 00:41:46,571 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2019-12-27 00:41:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-27 00:41:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-12-27 00:41:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-27 00:41:46,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-27 00:41:46,574 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 00:41:46,995 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-27 00:41:46,995 INFO L287 CfgBuilder]: Removed 10 assume(true) statements. [2019-12-27 00:41:46,998 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.12 12:41:46 BoogieIcfgContainer [2019-12-27 00:41:46,998 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-27 00:41:46,999 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-27 00:41:46,999 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-27 00:41:47,003 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-27 00:41:47,004 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.12 12:41:45" (1/3) ... [2019-12-27 00:41:47,005 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46e428b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.12 12:41:47, skipping insertion in model container [2019-12-27 00:41:47,005 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 12:41:46" (2/3) ... [2019-12-27 00:41:47,007 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46e428b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.12 12:41:47, skipping insertion in model container [2019-12-27 00:41:47,007 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.12 12:41:46" (3/3) ... [2019-12-27 00:41:47,009 INFO L109 eAbstractionObserver]: Analyzing ICFG bigshot_p.i [2019-12-27 00:41:47,019 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-27 00:41:47,019 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-27 00:41:47,025 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-27 00:41:47,026 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-27 00:41:47,067 WARN L315 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,068 WARN L315 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,068 WARN L315 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,068 WARN L315 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,068 WARN L315 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,069 WARN L315 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,069 WARN L315 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,069 WARN L315 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,069 WARN L315 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#Ultimate.meminit_#ptr.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,069 WARN L315 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#Ultimate.meminit_#product| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,070 WARN L315 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#Ultimate.meminit_#sizeOfFields| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,070 WARN L315 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#Ultimate.meminit_#amountOfFields| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,070 WARN L315 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#Ultimate.meminit_#ptr.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,070 WARN L315 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#Ultimate.meminit_#ptr.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,071 WARN L315 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,071 WARN L315 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,071 WARN L315 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,071 WARN L315 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,072 WARN L315 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,072 WARN L315 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,072 WARN L315 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,072 WARN L315 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,073 WARN L315 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,073 WARN L315 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,073 WARN L315 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,073 WARN L315 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,074 WARN L315 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,074 WARN L315 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,074 WARN L315 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,074 WARN L315 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,074 WARN L315 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,075 WARN L315 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,075 WARN L315 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,075 WARN L315 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,075 WARN L315 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,075 WARN L315 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,076 WARN L315 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,076 WARN L315 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,076 WARN L315 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,076 WARN L315 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,077 WARN L315 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,077 WARN L315 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,077 WARN L315 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,077 WARN L315 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,077 WARN L315 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,078 WARN L315 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,078 WARN L315 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,078 WARN L315 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,078 WARN L315 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,078 WARN L315 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,079 WARN L315 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,079 WARN L315 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,079 WARN L315 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,079 WARN L315 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,079 WARN L315 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,083 WARN L315 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,083 WARN L315 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,083 WARN L315 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#Ultimate.meminit_#product| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,084 WARN L315 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,084 WARN L315 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,084 WARN L315 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,084 WARN L315 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#Ultimate.meminit_#sizeOfFields| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,084 WARN L315 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#Ultimate.meminit_#ptr.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,085 WARN L315 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,085 WARN L315 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#Ultimate.meminit_#amountOfFields| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,085 WARN L315 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#Ultimate.meminit_#ptr.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,092 WARN L315 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,093 WARN L315 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,094 WARN L315 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,094 WARN L315 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,094 WARN L315 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,095 WARN L315 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,095 WARN L315 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,095 WARN L315 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,095 WARN L315 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,095 WARN L315 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,096 WARN L315 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,096 WARN L315 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,096 WARN L315 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,096 WARN L315 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:41:47,119 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-12-27 00:41:47,136 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-27 00:41:47,137 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-27 00:41:47,137 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-27 00:41:47,137 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-27 00:41:47,137 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-27 00:41:47,137 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-27 00:41:47,137 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-27 00:41:47,138 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-27 00:41:47,151 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 72 places, 72 transitions [2019-12-27 00:41:47,154 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 72 places, 72 transitions [2019-12-27 00:41:47,210 INFO L132 PetriNetUnfolder]: 6/72 cut-off events. [2019-12-27 00:41:47,211 INFO L133 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2019-12-27 00:41:47,218 INFO L76 FinitePrefix]: Finished finitePrefix Result has 83 conditions, 72 events. 6/72 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 88 event pairs. 0/66 useless extension candidates. Maximal degree in co-relation 45. Up to 3 conditions per place. [2019-12-27 00:41:47,221 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 72 places, 72 transitions [2019-12-27 00:41:47,246 INFO L132 PetriNetUnfolder]: 6/72 cut-off events. [2019-12-27 00:41:47,246 INFO L133 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2019-12-27 00:41:47,248 INFO L76 FinitePrefix]: Finished finitePrefix Result has 83 conditions, 72 events. 6/72 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 88 event pairs. 0/66 useless extension candidates. Maximal degree in co-relation 45. Up to 3 conditions per place. [2019-12-27 00:41:47,250 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 568 [2019-12-27 00:41:47,253 INFO L170 etLargeBlockEncoding]: Semantic Check. [2019-12-27 00:41:48,874 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 56 [2019-12-27 00:41:49,392 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 39 [2019-12-27 00:41:49,462 INFO L206 etLargeBlockEncoding]: Checked pairs total: 773 [2019-12-27 00:41:49,463 INFO L214 etLargeBlockEncoding]: Total number of compositions: 61 [2019-12-27 00:41:49,470 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 26 places, 25 transitions [2019-12-27 00:41:49,488 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 66 states. [2019-12-27 00:41:49,490 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states. [2019-12-27 00:41:49,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-27 00:41:49,508 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 00:41:49,509 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 00:41:49,509 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 00:41:49,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 00:41:49,516 INFO L82 PathProgramCache]: Analyzing trace with hash 1788700226, now seen corresponding path program 1 times [2019-12-27 00:41:49,524 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 00:41:49,525 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [625236011] [2019-12-27 00:41:49,525 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 00:41:49,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 00:41:49,752 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 00:41:49,753 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [625236011] [2019-12-27 00:41:49,754 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 00:41:49,754 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-27 00:41:49,756 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [725369743] [2019-12-27 00:41:49,761 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-27 00:41:49,762 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 00:41:49,777 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-27 00:41:49,778 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-27 00:41:49,781 INFO L87 Difference]: Start difference. First operand 66 states. Second operand 4 states. [2019-12-27 00:41:49,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 00:41:49,857 INFO L93 Difference]: Finished difference Result 66 states and 131 transitions. [2019-12-27 00:41:49,858 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-27 00:41:49,859 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2019-12-27 00:41:49,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 00:41:49,877 INFO L225 Difference]: With dead ends: 66 [2019-12-27 00:41:49,877 INFO L226 Difference]: Without dead ends: 65 [2019-12-27 00:41:49,878 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-27 00:41:49,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2019-12-27 00:41:49,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2019-12-27 00:41:49,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65 states. [2019-12-27 00:41:49,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 130 transitions. [2019-12-27 00:41:49,923 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 130 transitions. Word has length 14 [2019-12-27 00:41:49,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 00:41:49,923 INFO L462 AbstractCegarLoop]: Abstraction has 65 states and 130 transitions. [2019-12-27 00:41:49,923 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-27 00:41:49,924 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 130 transitions. [2019-12-27 00:41:49,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-27 00:41:49,925 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 00:41:49,925 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 00:41:49,926 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 00:41:49,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 00:41:49,926 INFO L82 PathProgramCache]: Analyzing trace with hash -180019050, now seen corresponding path program 2 times [2019-12-27 00:41:49,926 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 00:41:49,927 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [778789223] [2019-12-27 00:41:49,927 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 00:41:49,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 00:41:50,107 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 00:41:50,107 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [778789223] [2019-12-27 00:41:50,107 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 00:41:50,108 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-12-27 00:41:50,108 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201706184] [2019-12-27 00:41:50,109 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-12-27 00:41:50,109 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 00:41:50,110 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-12-27 00:41:50,110 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2019-12-27 00:41:50,110 INFO L87 Difference]: Start difference. First operand 65 states and 130 transitions. Second operand 7 states. [2019-12-27 00:41:50,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 00:41:50,254 INFO L93 Difference]: Finished difference Result 88 states and 160 transitions. [2019-12-27 00:41:50,254 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-12-27 00:41:50,254 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 14 [2019-12-27 00:41:50,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 00:41:50,256 INFO L225 Difference]: With dead ends: 88 [2019-12-27 00:41:50,257 INFO L226 Difference]: Without dead ends: 79 [2019-12-27 00:41:50,258 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2019-12-27 00:41:50,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2019-12-27 00:41:50,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 71. [2019-12-27 00:41:50,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2019-12-27 00:41:50,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 138 transitions. [2019-12-27 00:41:50,276 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 138 transitions. Word has length 14 [2019-12-27 00:41:50,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 00:41:50,278 INFO L462 AbstractCegarLoop]: Abstraction has 71 states and 138 transitions. [2019-12-27 00:41:50,278 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-12-27 00:41:50,279 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 138 transitions. [2019-12-27 00:41:50,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-27 00:41:50,280 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 00:41:50,280 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 00:41:50,280 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 00:41:50,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 00:41:50,281 INFO L82 PathProgramCache]: Analyzing trace with hash 1891628826, now seen corresponding path program 1 times [2019-12-27 00:41:50,281 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 00:41:50,281 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1440391772] [2019-12-27 00:41:50,281 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 00:41:50,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-27 00:41:50,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-27 00:41:50,417 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-27 00:41:50,417 INFO L476 BasicCegarLoop]: Counterexample might be feasible [2019-12-27 00:41:50,421 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [249] [249] ULTIMATE.startENTRY-->L1103: Formula: (let ((.cse2 (store |v_#valid_57| 0 0))) (let ((.cse1 (store .cse2 |v_#t~string3.base_23| 1))) (let ((.cse0 (store .cse1 |v_ULTIMATE.start_main_~#t1~0.base_18| 1))) (and (= 0 |v_#NULL.base_4|) (< |v_#StackHeapBarrier_20| |v_ULTIMATE.start_main_~#t2~0.base_24|) (= |v_ULTIMATE.start_main_~#t2~0.offset_22| 0) (< 0 |v_#StackHeapBarrier_20|) (= v_~v~0.offset_53 0) (= (store (store (store |v_#length_40| |v_#t~string3.base_23| 8) |v_ULTIMATE.start_main_~#t1~0.base_18| 4) |v_ULTIMATE.start_main_~#t2~0.base_24| 4) |v_#length_38|) (= |v_#valid_55| (store .cse0 |v_ULTIMATE.start_main_~#t2~0.base_24| 1)) (= 0 |v_#t~string3.offset_23|) (= |v_#NULL.offset_4| 0) (= |v_ULTIMATE.start_main_~#t1~0.offset_16| 0) (< |v_#StackHeapBarrier_20| |v_ULTIMATE.start_main_~#t1~0.base_18|) (< |v_#StackHeapBarrier_20| |v_#t~string3.base_23|) (= (select .cse0 |v_ULTIMATE.start_main_~#t2~0.base_24|) 0) (= 0 (select .cse1 |v_ULTIMATE.start_main_~#t1~0.base_18|)) (= v_~v~0.base_53 0) (= (store |v_#memory_int_80| |v_ULTIMATE.start_main_~#t1~0.base_18| (store (select |v_#memory_int_80| |v_ULTIMATE.start_main_~#t1~0.base_18|) |v_ULTIMATE.start_main_~#t1~0.offset_16| 0)) |v_#memory_int_79|) (= (select .cse2 |v_#t~string3.base_23|) 0))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_20|, #valid=|v_#valid_57|, #memory_int=|v_#memory_int_80|, #length=|v_#length_40|} OutVars{ULTIMATE.start_main_#t~nondet5=|v_ULTIMATE.start_main_#t~nondet5_9|, ULTIMATE.start_main_~#t2~0.offset=|v_ULTIMATE.start_main_~#t2~0.offset_22|, #NULL.offset=|v_#NULL.offset_4|, ULTIMATE.start_main_#t~nondet6=|v_ULTIMATE.start_main_#t~nondet6_7|, ~v~0.base=v_~v~0.base_53, #NULL.base=|v_#NULL.base_4|, #t~string3.offset=|v_#t~string3.offset_23|, ULTIMATE.start_main_~#t1~0.base=|v_ULTIMATE.start_main_~#t1~0.base_18|, ULTIMATE.start_main_#t~mem9=|v_ULTIMATE.start_main_#t~mem9_16|, #StackHeapBarrier=|v_#StackHeapBarrier_20|, ULTIMATE.start_main_#t~mem8=|v_ULTIMATE.start_main_#t~mem8_13|, ULTIMATE.start_main_#t~mem7=|v_ULTIMATE.start_main_#t~mem7_12|, ~v~0.offset=v_~v~0.offset_53, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_15|, #valid=|v_#valid_55|, #memory_int=|v_#memory_int_79|, #length=|v_#length_38|, ULTIMATE.start_main_#t~short10=|v_ULTIMATE.start_main_#t~short10_24|, ULTIMATE.start_main_~#t1~0.offset=|v_ULTIMATE.start_main_~#t1~0.offset_16|, ULTIMATE.start_main_~#t2~0.base=|v_ULTIMATE.start_main_~#t2~0.base_24|, #t~string3.base=|v_#t~string3.base_23|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet5, ULTIMATE.start_main_~#t2~0.offset, #NULL.offset, ULTIMATE.start_main_#t~nondet6, ~v~0.base, #NULL.base, #t~string3.offset, ULTIMATE.start_main_~#t1~0.base, ULTIMATE.start_main_#t~mem9, ULTIMATE.start_main_#t~mem8, ULTIMATE.start_main_#t~mem7, ~v~0.offset, ULTIMATE.start_main_#res, #valid, #memory_int, #length, ULTIMATE.start_main_#t~short10, ULTIMATE.start_main_~#t1~0.offset, ULTIMATE.start_main_~#t2~0.base, #t~string3.base] because there is no mapped edge [2019-12-27 00:41:50,422 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [196] [196] L1103-1-->L1104-1: Formula: (= |v_#memory_int_13| (store |v_#memory_int_14| |v_ULTIMATE.start_main_~#t2~0.base_7| (store (select |v_#memory_int_14| |v_ULTIMATE.start_main_~#t2~0.base_7|) |v_ULTIMATE.start_main_~#t2~0.offset_7| 1))) InVars {#memory_int=|v_#memory_int_14|, ULTIMATE.start_main_~#t2~0.offset=|v_ULTIMATE.start_main_~#t2~0.offset_7|, ULTIMATE.start_main_~#t2~0.base=|v_ULTIMATE.start_main_~#t2~0.base_7|} OutVars{ULTIMATE.start_main_#t~nondet5=|v_ULTIMATE.start_main_#t~nondet5_3|, #memory_int=|v_#memory_int_13|, ULTIMATE.start_main_~#t2~0.offset=|v_ULTIMATE.start_main_~#t2~0.offset_7|, ULTIMATE.start_main_~#t2~0.base=|v_ULTIMATE.start_main_~#t2~0.base_7|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet5, #memory_int] because there is no mapped edge [2019-12-27 00:41:50,422 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [232] [232] thread1ENTRY-->L-1-1: Formula: (and (= |v_thread1Thread1of1ForFork0_#t~malloc2.base_16| |v_thread1Thread1of1ForFork0_#Ultimate.meminit_#ptr.base_14|) (< |v_thread1Thread1of1ForFork0_#t~malloc2.base_16| |v_#StackHeapBarrier_11|) (= (select |v_#valid_35| |v_thread1Thread1of1ForFork0_#t~malloc2.base_16|) 0) (= |v_thread1Thread1of1ForFork0_#Ultimate.meminit_#sizeOfFields_9| 1) (= |v_thread1Thread1of1ForFork0_#in~arg.offset_5| v_thread1Thread1of1ForFork0_~arg.offset_5) (= |v_thread1Thread1of1ForFork0_#Ultimate.meminit_#ptr.offset_9| |v_thread1Thread1of1ForFork0_#t~malloc2.offset_16|) (= 8 |v_thread1Thread1of1ForFork0_#Ultimate.meminit_#amountOfFields_9|) (= |v_#valid_34| (store |v_#valid_35| |v_thread1Thread1of1ForFork0_#t~malloc2.base_16| 1)) (= |v_thread1Thread1of1ForFork0_#Ultimate.meminit_#product_9| 8) (not (= |v_thread1Thread1of1ForFork0_#t~malloc2.base_16| 0)) (= (store |v_#memory_int_47| |v_thread1Thread1of1ForFork0_#Ultimate.meminit_#ptr.base_14| ((as const (Array Int Int)) 0)) |v_#memory_int_46|) (= |v_#length_20| (store |v_#length_21| |v_thread1Thread1of1ForFork0_#t~malloc2.base_16| 8)) (= |v_thread1Thread1of1ForFork0_#in~arg.base_5| v_thread1Thread1of1ForFork0_~arg.base_5) (= 0 |v_thread1Thread1of1ForFork0_#t~malloc2.offset_16|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_11|, thread1Thread1of1ForFork0_#in~arg.base=|v_thread1Thread1of1ForFork0_#in~arg.base_5|, #valid=|v_#valid_35|, #memory_int=|v_#memory_int_47|, thread1Thread1of1ForFork0_#in~arg.offset=|v_thread1Thread1of1ForFork0_#in~arg.offset_5|, #length=|v_#length_21|} OutVars{thread1Thread1of1ForFork0_#t~malloc2.offset=|v_thread1Thread1of1ForFork0_#t~malloc2.offset_16|, thread1Thread1of1ForFork0_#t~malloc2.base=|v_thread1Thread1of1ForFork0_#t~malloc2.base_16|, thread1Thread1of1ForFork0_#Ultimate.meminit_#product=|v_thread1Thread1of1ForFork0_#Ultimate.meminit_#product_9|, thread1Thread1of1ForFork0_#in~arg.base=|v_thread1Thread1of1ForFork0_#in~arg.base_5|, thread1Thread1of1ForFork0_~arg.offset=v_thread1Thread1of1ForFork0_~arg.offset_5, thread1Thread1of1ForFork0_#Ultimate.meminit_#amountOfFields=|v_thread1Thread1of1ForFork0_#Ultimate.meminit_#amountOfFields_9|, #StackHeapBarrier=|v_#StackHeapBarrier_11|, thread1Thread1of1ForFork0_#Ultimate.meminit_#sizeOfFields=|v_thread1Thread1of1ForFork0_#Ultimate.meminit_#sizeOfFields_9|, thread1Thread1of1ForFork0_~arg.base=v_thread1Thread1of1ForFork0_~arg.base_5, thread1Thread1of1ForFork0_#Ultimate.meminit_#ptr.offset=|v_thread1Thread1of1ForFork0_#Ultimate.meminit_#ptr.offset_9|, #valid=|v_#valid_34|, #memory_int=|v_#memory_int_46|, thread1Thread1of1ForFork0_#in~arg.offset=|v_thread1Thread1of1ForFork0_#in~arg.offset_5|, #length=|v_#length_20|, thread1Thread1of1ForFork0_#Ultimate.meminit_#ptr.base=|v_thread1Thread1of1ForFork0_#Ultimate.meminit_#ptr.base_14|} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#t~malloc2.offset, thread1Thread1of1ForFork0_#t~malloc2.base, thread1Thread1of1ForFork0_#Ultimate.meminit_#product, thread1Thread1of1ForFork0_~arg.offset, thread1Thread1of1ForFork0_#Ultimate.meminit_#sizeOfFields, thread1Thread1of1ForFork0_~arg.base, thread1Thread1of1ForFork0_#Ultimate.meminit_#ptr.offset, #valid, #memory_int, #length, thread1Thread1of1ForFork0_#Ultimate.meminit_#amountOfFields, thread1Thread1of1ForFork0_#Ultimate.meminit_#ptr.base] because there is no mapped edge [2019-12-27 00:41:50,423 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [210] [210] L1104-2-->L1105-1: Formula: (= |v_ULTIMATE.start_main_#t~mem7_8| (select (select |v_#memory_int_16| |v_ULTIMATE.start_main_~#t1~0.base_9|) |v_ULTIMATE.start_main_~#t1~0.offset_8|)) InVars {ULTIMATE.start_main_~#t1~0.base=|v_ULTIMATE.start_main_~#t1~0.base_9|, #memory_int=|v_#memory_int_16|, ULTIMATE.start_main_~#t1~0.offset=|v_ULTIMATE.start_main_~#t1~0.offset_8|} OutVars{ULTIMATE.start_main_~#t1~0.base=|v_ULTIMATE.start_main_~#t1~0.base_9|, ULTIMATE.start_main_#t~mem7=|v_ULTIMATE.start_main_#t~mem7_8|, #memory_int=|v_#memory_int_16|, ULTIMATE.start_main_#t~nondet6=|v_ULTIMATE.start_main_#t~nondet6_3|, ULTIMATE.start_main_~#t1~0.offset=|v_ULTIMATE.start_main_~#t1~0.offset_8|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~mem7, ULTIMATE.start_main_#t~nondet6] because there is no mapped edge [2019-12-27 00:41:50,423 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [245] [245] thread2ENTRY-->thread2EXIT: Formula: (and (= v_~v~0.offset_46 0) (= |v_thread2Thread1of1ForFork1_#res.base_8| 0) (= |v_thread2Thread1of1ForFork1_#in~arg.offset_13| v_thread2Thread1of1ForFork1_~arg.offset_13) (= v_thread2Thread1of1ForFork1_~arg.base_13 |v_thread2Thread1of1ForFork1_#in~arg.base_13|) (= |v_thread2Thread1of1ForFork1_#res.offset_8| 0) (= v_~v~0.base_46 0)) InVars {thread2Thread1of1ForFork1_#in~arg.offset=|v_thread2Thread1of1ForFork1_#in~arg.offset_13|, ~v~0.offset=v_~v~0.offset_46, thread2Thread1of1ForFork1_#in~arg.base=|v_thread2Thread1of1ForFork1_#in~arg.base_13|, ~v~0.base=v_~v~0.base_46} OutVars{thread2Thread1of1ForFork1_#res.offset=|v_thread2Thread1of1ForFork1_#res.offset_8|, thread2Thread1of1ForFork1_#in~arg.offset=|v_thread2Thread1of1ForFork1_#in~arg.offset_13|, thread2Thread1of1ForFork1_~arg.base=v_thread2Thread1of1ForFork1_~arg.base_13, ~v~0.offset=v_~v~0.offset_46, thread2Thread1of1ForFork1_~arg.offset=v_thread2Thread1of1ForFork1_~arg.offset_13, thread2Thread1of1ForFork1_#res.base=|v_thread2Thread1of1ForFork1_#res.base_8|, thread2Thread1of1ForFork1_#in~arg.base=|v_thread2Thread1of1ForFork1_#in~arg.base_13|, ~v~0.base=v_~v~0.base_46} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_#res.offset, thread2Thread1of1ForFork1_~arg.base, thread2Thread1of1ForFork1_~arg.offset, thread2Thread1of1ForFork1_#res.base] because there is no mapped edge [2019-12-27 00:41:50,424 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [236] [236] L-1-1-->thread1EXIT: Formula: (and (= |v_thread1Thread1of1ForFork0_#res.base_5| 0) (= |v_thread1Thread1of1ForFork0_#res.offset_5| 0) (= v_~v~0.offset_29 |v_thread1Thread1of1ForFork0_#t~malloc2.offset_21|) (= |v_thread1Thread1of1ForFork0_#t~malloc2.base_21| v_~v~0.base_29)) InVars {thread1Thread1of1ForFork0_#t~malloc2.base=|v_thread1Thread1of1ForFork0_#t~malloc2.base_21|, thread1Thread1of1ForFork0_#t~malloc2.offset=|v_thread1Thread1of1ForFork0_#t~malloc2.offset_21|} OutVars{thread1Thread1of1ForFork0_#t~malloc2.base=|v_thread1Thread1of1ForFork0_#t~malloc2.base_21|, thread1Thread1of1ForFork0_#t~malloc2.offset=|v_thread1Thread1of1ForFork0_#t~malloc2.offset_21|, thread1Thread1of1ForFork0_#res.base=|v_thread1Thread1of1ForFork0_#res.base_5|, ~v~0.offset=v_~v~0.offset_29, thread1Thread1of1ForFork0_#res.offset=|v_thread1Thread1of1ForFork0_#res.offset_5|, ~v~0.base=v_~v~0.base_29} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#res.base, ~v~0.offset, thread1Thread1of1ForFork0_#res.offset, ~v~0.base] because there is no mapped edge [2019-12-27 00:41:50,427 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [256] [256] L1107-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: (and (= |v_ULTIMATE.start_main_#t~mem9_19| (select (select |v_#memory_int_94| v_~v~0.base_55) v_~v~0.offset_55)) (not |v_ULTIMATE.start_main_#t~short10_28|) (not (= |v_ULTIMATE.start_main_#t~mem9_19| 66)) (= v_ULTIMATE.start___VERIFIER_assert_~expression_16 0) (or (not (= v_~v~0.offset_55 0)) (not (= v_~v~0.base_55 0))) (= v_ULTIMATE.start___VERIFIER_assert_~expression_16 |v_ULTIMATE.start___VERIFIER_assert_#in~expression_17|)) InVars {~v~0.offset=v_~v~0.offset_55, #memory_int=|v_#memory_int_94|, ~v~0.base=v_~v~0.base_55} OutVars{ULTIMATE.start_main_#t~mem9=|v_ULTIMATE.start_main_#t~mem9_19|, ULTIMATE.start___VERIFIER_assert_~expression=v_ULTIMATE.start___VERIFIER_assert_~expression_16, ~v~0.offset=v_~v~0.offset_55, #memory_int=|v_#memory_int_94|, ULTIMATE.start_main_#t~short10=|v_ULTIMATE.start_main_#t~short10_28|, ~v~0.base=v_~v~0.base_55, ULTIMATE.start___VERIFIER_assert_#in~expression=|v_ULTIMATE.start___VERIFIER_assert_#in~expression_17|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~mem9, ULTIMATE.start___VERIFIER_assert_~expression, ULTIMATE.start_main_#t~short10, ULTIMATE.start___VERIFIER_assert_#in~expression] because there is no mapped edge [2019-12-27 00:41:50,436 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-27 00:41:50,437 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-27 00:41:50,443 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-27 00:41:50,444 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-27 00:41:50,445 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-27 00:41:50,446 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-27 00:41:50,446 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-27 00:41:50,448 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-27 00:41:50,451 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-27 00:41:50,451 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-27 00:41:50,452 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-27 00:41:50,452 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-12-27 00:41:50,466 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.12 12:41:50 BasicIcfg [2019-12-27 00:41:50,466 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-27 00:41:50,468 INFO L168 Benchmark]: Toolchain (without parser) took 4888.52 ms. Allocated memory was 138.4 MB in the beginning and 249.6 MB in the end (delta: 111.1 MB). Free memory was 100.8 MB in the beginning and 136.7 MB in the end (delta: -35.9 MB). Peak memory consumption was 75.2 MB. Max. memory is 7.1 GB. [2019-12-27 00:41:50,469 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 00:41:50,470 INFO L168 Benchmark]: CACSL2BoogieTranslator took 847.99 ms. Allocated memory was 138.4 MB in the beginning and 202.9 MB in the end (delta: 64.5 MB). Free memory was 100.3 MB in the beginning and 121.9 MB in the end (delta: -21.5 MB). Peak memory consumption was 48.2 MB. Max. memory is 7.1 GB. [2019-12-27 00:41:50,471 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.80 ms. Allocated memory is still 202.9 MB. Free memory was 121.9 MB in the beginning and 119.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2019-12-27 00:41:50,472 INFO L168 Benchmark]: Boogie Preprocessor took 29.70 ms. Allocated memory is still 202.9 MB. Free memory was 119.1 MB in the beginning and 117.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 7.1 GB. [2019-12-27 00:41:50,472 INFO L168 Benchmark]: RCFGBuilder took 485.67 ms. Allocated memory is still 202.9 MB. Free memory was 117.8 MB in the beginning and 93.3 MB in the end (delta: 24.5 MB). Peak memory consumption was 24.5 MB. Max. memory is 7.1 GB. [2019-12-27 00:41:50,473 INFO L168 Benchmark]: TraceAbstraction took 3466.81 ms. Allocated memory was 202.9 MB in the beginning and 249.6 MB in the end (delta: 46.7 MB). Free memory was 93.3 MB in the beginning and 136.7 MB in the end (delta: -43.4 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. [2019-12-27 00:41:50,478 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 847.99 ms. Allocated memory was 138.4 MB in the beginning and 202.9 MB in the end (delta: 64.5 MB). Free memory was 100.3 MB in the beginning and 121.9 MB in the end (delta: -21.5 MB). Peak memory consumption was 48.2 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 53.80 ms. Allocated memory is still 202.9 MB. Free memory was 121.9 MB in the beginning and 119.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 29.70 ms. Allocated memory is still 202.9 MB. Free memory was 119.1 MB in the beginning and 117.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 485.67 ms. Allocated memory is still 202.9 MB. Free memory was 117.8 MB in the beginning and 93.3 MB in the end (delta: 24.5 MB). Peak memory consumption was 24.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3466.81 ms. Allocated memory was 202.9 MB in the beginning and 249.6 MB in the end (delta: 46.7 MB). Free memory was 93.3 MB in the beginning and 136.7 MB in the end (delta: -43.4 MB). Peak memory consumption was 3.3 MB. 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.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 2.3s, 72 ProgramPointsBefore, 26 ProgramPointsAfterwards, 72 TransitionsBefore, 25 TransitionsAfterwards, 568 CoEnabledTransitionPairs, 7 FixpointIterations, 28 TrivialSequentialCompositions, 19 ConcurrentSequentialCompositions, 6 TrivialYvCompositions, 8 ConcurrentYvCompositions, 2 ChoiceCompositions, 288 VarBasedMoverChecksPositive, 19 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 23 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.1s, 0 MoverChecksTotal, 773 CheckedPairsTotal, 61 TotalNumberOfCompositions - CounterExampleResult [Line: 1088]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L1103] FCALL, FORK 0 pthread_create(&t1, 0, thread1, 0) VAL [v={0:0}] [L1104] FCALL, FORK 0 pthread_create(&t2, 0, thread2, 0) VAL [v={0:0}] [L1105] FCALL, JOIN 1 pthread_join(t1, 0) VAL [v={3:0}] [L1106] 0 \read(t2) VAL [v={3:0}] [L1106] FCALL, JOIN 2 pthread_join(t2, 0) VAL [v={3:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 66 locations, 1 error locations. Result: UNSAFE, OverallTime: 3.2s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 52 SDtfs, 105 SDslu, 53 SDs, 0 SdLazy, 67 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 15 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=71occurred in iteration=2, 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, 2 MinimizatonAttempts, 8 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 42 NumberOfCodeBlocks, 42 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 26 ConstructedInterpolants, 0 QuantifiedInterpolants, 1495 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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 proved your program to be incorrect! Received shutdown request...