/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA.epf -i ../../../trunk/examples/svcomp/pthread/bigshot_s2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-1d1d2b5 [2020-10-21 22:34:09,650 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-21 22:34:09,654 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-21 22:34:09,695 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-21 22:34:09,696 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-21 22:34:09,704 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-21 22:34:09,707 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-21 22:34:09,710 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-21 22:34:09,713 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-21 22:34:09,715 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-21 22:34:09,716 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-21 22:34:09,717 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-21 22:34:09,717 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-21 22:34:09,720 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-21 22:34:09,722 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-21 22:34:09,724 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-21 22:34:09,726 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-21 22:34:09,727 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-21 22:34:09,728 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-21 22:34:09,736 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-21 22:34:09,738 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-21 22:34:09,739 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-21 22:34:09,741 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-21 22:34:09,741 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-21 22:34:09,759 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-21 22:34:09,759 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-21 22:34:09,759 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-21 22:34:09,760 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-21 22:34:09,760 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-21 22:34:09,761 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-21 22:34:09,761 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-21 22:34:09,764 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-21 22:34:09,765 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-21 22:34:09,766 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-21 22:34:09,770 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-21 22:34:09,770 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-21 22:34:09,771 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-21 22:34:09,771 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-21 22:34:09,771 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-21 22:34:09,773 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-21 22:34:09,775 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-21 22:34:09,776 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA.epf [2020-10-21 22:34:09,814 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-21 22:34:09,814 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-21 22:34:09,816 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-21 22:34:09,816 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-21 22:34:09,816 INFO L138 SettingsManager]: * Use SBE=true [2020-10-21 22:34:09,816 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-21 22:34:09,817 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-21 22:34:09,817 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-21 22:34:09,818 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-21 22:34:09,818 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-21 22:34:09,819 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-21 22:34:09,819 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-21 22:34:09,819 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-21 22:34:09,819 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-21 22:34:09,820 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-21 22:34:09,820 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-21 22:34:09,820 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-21 22:34:09,821 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-21 22:34:09,821 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-21 22:34:09,821 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-21 22:34:09,821 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-21 22:34:09,821 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-21 22:34:09,822 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-21 22:34:09,822 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2020-10-21 22:34:09,822 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-21 22:34:09,822 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-21 22:34:09,822 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-21 22:34:09,823 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-10-21 22:34:09,823 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-21 22:34:10,139 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-21 22:34:10,152 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-21 22:34:10,155 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-21 22:34:10,156 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-21 22:34:10,157 INFO L275 PluginConnector]: CDTParser initialized [2020-10-21 22:34:10,158 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/bigshot_s2.i [2020-10-21 22:34:10,221 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c31787d86/66b1754467c74523baeb987e3dffc313/FLAGb2b942033 [2020-10-21 22:34:10,787 INFO L306 CDTParser]: Found 1 translation units. [2020-10-21 22:34:10,789 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/bigshot_s2.i [2020-10-21 22:34:10,815 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c31787d86/66b1754467c74523baeb987e3dffc313/FLAGb2b942033 [2020-10-21 22:34:11,078 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c31787d86/66b1754467c74523baeb987e3dffc313 [2020-10-21 22:34:11,086 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-21 22:34:11,091 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-21 22:34:11,093 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-21 22:34:11,093 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-21 22:34:11,095 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-21 22:34:11,096 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 10:34:11" (1/1) ... [2020-10-21 22:34:11,099 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5627945a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 10:34:11, skipping insertion in model container [2020-10-21 22:34:11,099 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 10:34:11" (1/1) ... [2020-10-21 22:34:11,107 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-21 22:34:11,168 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-21 22:34:11,802 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-21 22:34:11,816 INFO L203 MainTranslator]: Completed pre-run [2020-10-21 22:34:11,865 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-21 22:34:12,064 INFO L208 MainTranslator]: Completed translation [2020-10-21 22:34:12,066 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 10:34:12 WrapperNode [2020-10-21 22:34:12,067 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-21 22:34:12,068 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-21 22:34:12,069 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-21 22:34:12,069 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-21 22:34:12,078 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 10:34:12" (1/1) ... [2020-10-21 22:34:12,100 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 10:34:12" (1/1) ... [2020-10-21 22:34:12,127 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-21 22:34:12,128 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-21 22:34:12,128 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-21 22:34:12,128 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-21 22:34:12,135 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 10:34:12" (1/1) ... [2020-10-21 22:34:12,136 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 10:34:12" (1/1) ... [2020-10-21 22:34:12,139 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 10:34:12" (1/1) ... [2020-10-21 22:34:12,140 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 10:34:12" (1/1) ... [2020-10-21 22:34:12,148 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 10:34:12" (1/1) ... [2020-10-21 22:34:12,152 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 10:34:12" (1/1) ... [2020-10-21 22:34:12,155 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 10:34:12" (1/1) ... [2020-10-21 22:34:12,158 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-21 22:34:12,159 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-21 22:34:12,159 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-21 22:34:12,160 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-21 22:34:12,161 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 10:34:12" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-21 22:34:12,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-21 22:34:12,227 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-21 22:34:12,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-21 22:34:12,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-21 22:34:12,227 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2020-10-21 22:34:12,228 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2020-10-21 22:34:12,228 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2020-10-21 22:34:12,228 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2020-10-21 22:34:12,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-21 22:34:12,228 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-21 22:34:12,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-21 22:34:12,229 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-21 22:34:12,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-21 22:34:12,231 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-21 22:34:12,642 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-21 22:34:12,643 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-21 22:34:12,645 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 10:34:12 BoogieIcfgContainer [2020-10-21 22:34:12,645 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-21 22:34:12,647 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-21 22:34:12,647 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-21 22:34:12,650 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-21 22:34:12,651 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.10 10:34:11" (1/3) ... [2020-10-21 22:34:12,651 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32cde3c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 10:34:12, skipping insertion in model container [2020-10-21 22:34:12,652 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 10:34:12" (2/3) ... [2020-10-21 22:34:12,652 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32cde3c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 10:34:12, skipping insertion in model container [2020-10-21 22:34:12,652 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 10:34:12" (3/3) ... [2020-10-21 22:34:12,654 INFO L111 eAbstractionObserver]: Analyzing ICFG bigshot_s2.i [2020-10-21 22:34:12,666 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-21 22:34:12,667 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-21 22:34:12,674 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-21 22:34:12,675 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-21 22:34:12,703 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,703 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,703 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,704 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,704 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,704 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,705 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,705 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,705 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,705 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,706 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,706 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,706 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,706 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,707 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,707 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,707 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,708 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,708 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,708 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,708 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,708 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,709 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,709 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,709 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,709 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,709 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,710 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,710 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,710 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,710 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,710 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,711 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,711 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,711 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,711 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,712 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,712 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,712 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,712 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,713 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,713 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res7.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,713 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res7.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,713 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,713 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,714 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res7.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,714 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res7.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,718 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,718 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,719 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,719 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,719 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,719 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,726 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,726 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,726 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,727 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res7.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,727 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,727 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,727 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,728 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,728 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res7.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,728 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,728 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,728 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,729 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,729 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:34:12,738 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2020-10-21 22:34:12,751 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-10-21 22:34:12,770 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-21 22:34:12,770 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-21 22:34:12,770 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-21 22:34:12,770 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-21 22:34:12,770 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-21 22:34:12,770 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-21 22:34:12,771 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-21 22:34:12,771 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-21 22:34:12,784 INFO L137 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2020-10-21 22:34:12,785 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 74 places, 74 transitions, 170 flow [2020-10-21 22:34:12,788 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 74 places, 74 transitions, 170 flow [2020-10-21 22:34:12,790 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 74 places, 74 transitions, 170 flow [2020-10-21 22:34:12,838 INFO L129 PetriNetUnfolder]: 5/70 cut-off events. [2020-10-21 22:34:12,838 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2020-10-21 22:34:12,843 INFO L80 FinitePrefix]: Finished finitePrefix Result has 79 conditions, 70 events. 5/70 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 54 event pairs, 0 based on Foata normal form. 0/64 useless extension candidates. Maximal degree in co-relation 50. Up to 2 conditions per place. [2020-10-21 22:34:12,844 INFO L116 LiptonReduction]: Number of co-enabled transitions 96 [2020-10-21 22:34:14,689 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2020-10-21 22:34:14,822 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-10-21 22:34:14,897 INFO L131 LiptonReduction]: Checked pairs total: 177 [2020-10-21 22:34:14,897 INFO L133 LiptonReduction]: Total number of compositions: 71 [2020-10-21 22:34:14,904 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 24 places, 21 transitions, 64 flow [2020-10-21 22:34:14,913 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 19 states. [2020-10-21 22:34:14,915 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states. [2020-10-21 22:34:14,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-21 22:34:14,921 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 22:34:14,921 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 22:34:14,922 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-21 22:34:14,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 22:34:14,926 INFO L82 PathProgramCache]: Analyzing trace with hash -1907869380, now seen corresponding path program 1 times [2020-10-21 22:34:14,934 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 22:34:14,934 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2125692562] [2020-10-21 22:34:14,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 22:34:15,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 22:34:15,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-21 22:34:15,142 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2125692562] [2020-10-21 22:34:15,143 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 22:34:15,143 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-21 22:34:15,144 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [477396804] [2020-10-21 22:34:15,149 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-21 22:34:15,149 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 22:34:15,165 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-21 22:34:15,166 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-21 22:34:15,168 INFO L87 Difference]: Start difference. First operand 19 states. Second operand 3 states. [2020-10-21 22:34:15,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 22:34:15,200 INFO L93 Difference]: Finished difference Result 19 states and 23 transitions. [2020-10-21 22:34:15,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-21 22:34:15,202 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 13 [2020-10-21 22:34:15,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 22:34:15,212 INFO L225 Difference]: With dead ends: 19 [2020-10-21 22:34:15,212 INFO L226 Difference]: Without dead ends: 18 [2020-10-21 22:34:15,214 INFO L677 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 [2020-10-21 22:34:15,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states. [2020-10-21 22:34:15,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2020-10-21 22:34:15,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2020-10-21 22:34:15,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 22 transitions. [2020-10-21 22:34:15,251 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 22 transitions. Word has length 13 [2020-10-21 22:34:15,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 22:34:15,251 INFO L481 AbstractCegarLoop]: Abstraction has 18 states and 22 transitions. [2020-10-21 22:34:15,252 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-21 22:34:15,252 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2020-10-21 22:34:15,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-21 22:34:15,252 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 22:34:15,253 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 22:34:15,253 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-21 22:34:15,253 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-21 22:34:15,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 22:34:15,254 INFO L82 PathProgramCache]: Analyzing trace with hash 1094009557, now seen corresponding path program 1 times [2020-10-21 22:34:15,254 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 22:34:15,254 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [254908880] [2020-10-21 22:34:15,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 22:34:15,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-21 22:34:15,296 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-21 22:34:15,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-21 22:34:15,323 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-21 22:34:15,374 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-21 22:34:15,374 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-21 22:34:15,375 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-21 22:34:15,376 WARN L264 etLargeBlockEncoding]: Failed to translate choice composition: Branch encoders not available. [2020-10-21 22:34:15,383 WARN L124 codingBacktranslator]: Skipped backtranslation of ATE [255] [255] L-1-6-->L1108-5: Formula: (and (= |#memory_int_Out732098977| (store |#memory_int_In732098977| |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.base_In732098977| (store (select |#memory_int_In732098977| |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.base_In732098977|) (+ |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset14_In732098977| |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.offset_In732098977|) |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem15_Out732098977|))) (= |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.base_In732098977| |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.base_In732098977|) (= |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem15_Out732098977| (select (select |#memory_int_In732098977| |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.base_In732098977|) (+ |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset14_In732098977| |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.offset_In732098977|))) (= |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.offset_In732098977| |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.offset_In732098977|) (= |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem15_Out732098977| 0)) InVars {thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.base=|thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.base_In732098977|, thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.base=|thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.base_In732098977|, thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.offset=|thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.offset_In732098977|, #memory_int=|#memory_int_In732098977|, thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset14=|thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset14_In732098977|, thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.offset=|thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.offset_In732098977|, thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.offset=|thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.offset_In732098977|, thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.base=|thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.base_In732098977|} OutVars{thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.base=|thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.base_In732098977|, thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.base=|thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.base_In732098977|, thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.offset=|thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.offset_In732098977|, #memory_int=|#memory_int_Out732098977|, thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset14=|thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset14_In732098977|, thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.offset=|thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.offset_In732098977|, thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem15=|thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem15_Out732098977|, thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.offset=|thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.offset_In732098977|, thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.base=|thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.base_In732098977|} AuxVars[] AssignedVars[#memory_int, thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem15] because there is no mapped edge [2020-10-21 22:34:15,397 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2020-10-21 22:34:15,398 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2020-10-21 22:34:15,398 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2020-10-21 22:34:15,399 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2020-10-21 22:34:15,399 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled [2020-10-21 22:34:15,399 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2020-10-21 22:34:15,400 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2020-10-21 22:34:15,400 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled [2020-10-21 22:34:15,400 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2020-10-21 22:34:15,401 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2020-10-21 22:34:15,401 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled [2020-10-21 22:34:15,401 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2020-10-21 22:34:15,402 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2020-10-21 22:34:15,402 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled [2020-10-21 22:34:15,403 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2020-10-21 22:34:15,403 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2020-10-21 22:34:15,403 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled [2020-10-21 22:34:15,404 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2020-10-21 22:34:15,404 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2020-10-21 22:34:15,404 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled [2020-10-21 22:34:15,405 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2020-10-21 22:34:15,405 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2020-10-21 22:34:15,405 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled [2020-10-21 22:34:15,406 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2020-10-21 22:34:15,406 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2020-10-21 22:34:15,406 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled [2020-10-21 22:34:15,407 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2020-10-21 22:34:15,407 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2020-10-21 22:34:15,408 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled [2020-10-21 22:34:15,408 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2020-10-21 22:34:15,408 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2020-10-21 22:34:15,408 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled [2020-10-21 22:34:15,409 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2020-10-21 22:34:15,409 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2020-10-21 22:34:15,430 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.10 10:34:15 BasicIcfg [2020-10-21 22:34:15,430 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-21 22:34:15,432 INFO L168 Benchmark]: Toolchain (without parser) took 4344.09 ms. Allocated memory was 143.1 MB in the beginning and 244.8 MB in the end (delta: 101.7 MB). Free memory was 100.8 MB in the beginning and 145.0 MB in the end (delta: -44.2 MB). Peak memory consumption was 57.6 MB. Max. memory is 7.1 GB. [2020-10-21 22:34:15,433 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 143.1 MB. Free memory was 122.0 MB in the beginning and 121.5 MB in the end (delta: 419.7 kB). Peak memory consumption was 419.7 kB. Max. memory is 7.1 GB. [2020-10-21 22:34:15,434 INFO L168 Benchmark]: CACSL2BoogieTranslator took 974.65 ms. Allocated memory was 143.1 MB in the beginning and 206.0 MB in the end (delta: 62.9 MB). Free memory was 100.0 MB in the beginning and 122.7 MB in the end (delta: -22.7 MB). Peak memory consumption was 45.4 MB. Max. memory is 7.1 GB. [2020-10-21 22:34:15,435 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.47 ms. Allocated memory is still 206.0 MB. Free memory was 122.7 MB in the beginning and 119.9 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. [2020-10-21 22:34:15,436 INFO L168 Benchmark]: Boogie Preprocessor took 30.80 ms. Allocated memory is still 206.0 MB. Free memory was 119.9 MB in the beginning and 119.0 MB in the end (delta: 938.3 kB). Peak memory consumption was 938.3 kB. Max. memory is 7.1 GB. [2020-10-21 22:34:15,437 INFO L168 Benchmark]: RCFGBuilder took 486.21 ms. Allocated memory was 206.0 MB in the beginning and 233.8 MB in the end (delta: 27.8 MB). Free memory was 119.0 MB in the beginning and 203.2 MB in the end (delta: -84.3 MB). Peak memory consumption was 28.9 MB. Max. memory is 7.1 GB. [2020-10-21 22:34:15,438 INFO L168 Benchmark]: TraceAbstraction took 2783.31 ms. Allocated memory was 233.8 MB in the beginning and 244.8 MB in the end (delta: 11.0 MB). Free memory was 203.2 MB in the beginning and 145.0 MB in the end (delta: 58.3 MB). Peak memory consumption was 69.3 MB. Max. memory is 7.1 GB. [2020-10-21 22:34:15,443 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 143.1 MB. Free memory was 122.0 MB in the beginning and 121.5 MB in the end (delta: 419.7 kB). Peak memory consumption was 419.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 974.65 ms. Allocated memory was 143.1 MB in the beginning and 206.0 MB in the end (delta: 62.9 MB). Free memory was 100.0 MB in the beginning and 122.7 MB in the end (delta: -22.7 MB). Peak memory consumption was 45.4 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 59.47 ms. Allocated memory is still 206.0 MB. Free memory was 122.7 MB in the beginning and 119.9 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 30.80 ms. Allocated memory is still 206.0 MB. Free memory was 119.9 MB in the beginning and 119.0 MB in the end (delta: 938.3 kB). Peak memory consumption was 938.3 kB. Max. memory is 7.1 GB. * RCFGBuilder took 486.21 ms. Allocated memory was 206.0 MB in the beginning and 233.8 MB in the end (delta: 27.8 MB). Free memory was 119.0 MB in the beginning and 203.2 MB in the end (delta: -84.3 MB). Peak memory consumption was 28.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 2783.31 ms. Allocated memory was 233.8 MB in the beginning and 244.8 MB in the end (delta: 11.0 MB). Free memory was 203.2 MB in the beginning and 145.0 MB in the end (delta: 58.3 MB). Peak memory consumption was 69.3 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.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_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_#res : $Pointer$ 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_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_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_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_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_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_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_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_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_src : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 52 VarBasedMoverChecksPositive, 7 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 5 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 2.1s, 74 PlacesBefore, 24 PlacesAfterwards, 74 TransitionsBefore, 21 TransitionsAfterwards, 96 CoEnabledTransitionPairs, 5 FixpointIterations, 33 TrivialSequentialCompositions, 21 ConcurrentSequentialCompositions, 9 TrivialYvCompositions, 5 ConcurrentYvCompositions, 3 ChoiceCompositions, 71 TotalNumberOfCompositions, 177 MoverChecksTotal - UnprovableResult [Line: 12]: 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 1108. Possible FailurePath: [L1100] 0 char *v; [L1113] 0 pthread_t t1, t2; [L1114] FCALL, FORK 0 pthread_create(&t1, 0, thread1, 0) VAL [arg={0:0}, v={0:0}] [L1115] 0 \read(t1) VAL [arg={0:0}, v={0:0}] [L1103] 1 v = malloc(sizeof(char) * 8) [L1104] 1 return 0; [L1115] 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}] [L1116] 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}] [L1108] COND TRUE 2 \read(*v) [L1108] CALL 2 strcpy(v, "Bigshot") [L1109] 2 return 0; [L1117] 0 \read(t2) VAL [\result={0:0}, arg={0:0}, arg={0:0}, malloc(sizeof(char) * 8)={-1:0}, v={-1:0}] [L1117] 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}] [L1118] 0 v[0] [L1099] COND TRUE 0 !expression [L12] COND FALSE 0 !(0) [L12] 0 __assert_fail ("0", "bigshot_s2.c", 3, __extension__ __PRETTY_FUNCTION__) 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, 68 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 2.6s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 2.1s, 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, 0.0s SatisfiabilityAnalysisTime, 0.0s 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...