java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/systemc/toy1.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-18 09:12:36,632 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-18 09:12:36,634 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-18 09:12:36,646 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-18 09:12:36,647 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-18 09:12:36,648 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-18 09:12:36,649 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-18 09:12:36,651 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-18 09:12:36,653 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-18 09:12:36,654 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-18 09:12:36,655 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-18 09:12:36,656 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-18 09:12:36,656 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-18 09:12:36,657 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-18 09:12:36,658 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-18 09:12:36,659 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-18 09:12:36,660 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-18 09:12:36,661 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-18 09:12:36,663 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-18 09:12:36,665 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-18 09:12:36,666 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-18 09:12:36,667 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-18 09:12:36,669 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-18 09:12:36,669 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-18 09:12:36,672 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-18 09:12:36,672 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-18 09:12:36,672 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-18 09:12:36,673 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-18 09:12:36,673 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-18 09:12:36,674 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-18 09:12:36,675 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-18 09:12:36,676 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-18 09:12:36,678 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-18 09:12:36,678 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-18 09:12:36,679 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-18 09:12:36,680 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-18 09:12:36,680 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-18 09:12:36,680 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-18 09:12:36,681 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-18 09:12:36,684 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-18 09:12:36,684 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-18 09:12:36,685 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-08-18 09:12:36,714 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-18 09:12:36,714 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-18 09:12:36,715 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-18 09:12:36,716 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-18 09:12:36,716 INFO L138 SettingsManager]: * Use SBE=true [2019-08-18 09:12:36,716 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-18 09:12:36,716 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-18 09:12:36,717 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-18 09:12:36,717 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-18 09:12:36,717 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-18 09:12:36,717 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-18 09:12:36,717 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-18 09:12:36,717 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-18 09:12:36,718 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-18 09:12:36,718 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-18 09:12:36,718 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-18 09:12:36,718 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-18 09:12:36,718 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-18 09:12:36,719 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-18 09:12:36,719 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-18 09:12:36,719 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-18 09:12:36,719 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 09:12:36,720 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-18 09:12:36,720 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-18 09:12:36,720 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-18 09:12:36,720 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-18 09:12:36,720 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-18 09:12:36,720 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-18 09:12:36,721 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-18 09:12:36,760 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-18 09:12:36,772 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-18 09:12:36,777 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-18 09:12:36,779 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-18 09:12:36,779 INFO L275 PluginConnector]: CDTParser initialized [2019-08-18 09:12:36,780 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/toy1.cil.c [2019-08-18 09:12:36,859 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1078496a2/d36fb69fe64047b9a7dfdf38566fa7c1/FLAG6d7a559df [2019-08-18 09:12:37,396 INFO L306 CDTParser]: Found 1 translation units. [2019-08-18 09:12:37,397 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/systemc/toy1.cil.c [2019-08-18 09:12:37,413 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1078496a2/d36fb69fe64047b9a7dfdf38566fa7c1/FLAG6d7a559df [2019-08-18 09:12:37,680 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1078496a2/d36fb69fe64047b9a7dfdf38566fa7c1 [2019-08-18 09:12:37,693 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-18 09:12:37,695 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-18 09:12:37,697 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-18 09:12:37,697 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-18 09:12:37,700 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-18 09:12:37,701 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 09:12:37" (1/1) ... [2019-08-18 09:12:37,704 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fde2876 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:12:37, skipping insertion in model container [2019-08-18 09:12:37,705 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 09:12:37" (1/1) ... [2019-08-18 09:12:37,712 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-18 09:12:37,768 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-18 09:12:37,983 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 09:12:37,989 INFO L188 MainTranslator]: Completed pre-run [2019-08-18 09:12:38,145 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 09:12:38,161 INFO L192 MainTranslator]: Completed translation [2019-08-18 09:12:38,162 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:12:38 WrapperNode [2019-08-18 09:12:38,162 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-18 09:12:38,163 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-18 09:12:38,163 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-18 09:12:38,163 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-18 09:12:38,176 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:12:38" (1/1) ... [2019-08-18 09:12:38,176 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:12:38" (1/1) ... [2019-08-18 09:12:38,183 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:12:38" (1/1) ... [2019-08-18 09:12:38,184 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:12:38" (1/1) ... [2019-08-18 09:12:38,195 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:12:38" (1/1) ... [2019-08-18 09:12:38,211 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:12:38" (1/1) ... [2019-08-18 09:12:38,214 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:12:38" (1/1) ... [2019-08-18 09:12:38,218 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-18 09:12:38,219 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-18 09:12:38,219 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-18 09:12:38,219 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-18 09:12:38,220 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:12:38" (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 [2019-08-18 09:12:38,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-18 09:12:38,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-18 09:12:38,274 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-08-18 09:12:38,274 INFO L138 BoogieDeclarations]: Found implementation of procedure write_loop [2019-08-18 09:12:38,275 INFO L138 BoogieDeclarations]: Found implementation of procedure compute1 [2019-08-18 09:12:38,275 INFO L138 BoogieDeclarations]: Found implementation of procedure compute2 [2019-08-18 09:12:38,275 INFO L138 BoogieDeclarations]: Found implementation of procedure write_back [2019-08-18 09:12:38,276 INFO L138 BoogieDeclarations]: Found implementation of procedure read [2019-08-18 09:12:38,276 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2019-08-18 09:12:38,276 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2019-08-18 09:12:38,276 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-18 09:12:38,276 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-18 09:12:38,276 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-18 09:12:38,277 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-08-18 09:12:38,278 INFO L130 BoogieDeclarations]: Found specification of procedure write_loop [2019-08-18 09:12:38,279 INFO L130 BoogieDeclarations]: Found specification of procedure compute1 [2019-08-18 09:12:38,281 INFO L130 BoogieDeclarations]: Found specification of procedure compute2 [2019-08-18 09:12:38,281 INFO L130 BoogieDeclarations]: Found specification of procedure write_back [2019-08-18 09:12:38,281 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-18 09:12:38,282 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2019-08-18 09:12:38,282 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2019-08-18 09:12:38,282 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-18 09:12:38,282 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-18 09:12:38,282 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-18 09:12:38,982 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-18 09:12:38,982 INFO L283 CfgBuilder]: Removed 6 assume(true) statements. [2019-08-18 09:12:38,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 09:12:38 BoogieIcfgContainer [2019-08-18 09:12:38,984 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-18 09:12:38,984 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-18 09:12:38,985 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-18 09:12:38,985 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-18 09:12:38,986 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 09:12:38" (1/1) ... [2019-08-18 09:12:39,009 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-18 09:12:39,015 INFO L155 IcfgInterpreter]: Building call graph [2019-08-18 09:12:39,040 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-18 09:12:39,052 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-18 09:12:39,054 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-18 09:12:39,160 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 112 [2019-08-18 09:12:39,195 INFO L185 IcfgInterpreter]: Interpreting procedure start_simulation with input of size 104 [2019-08-18 09:12:42,419 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:42,481 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:42,509 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:42,862 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:42,915 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:42,940 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:43,391 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:43,441 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:43,466 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:43,745 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:43,799 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:43,825 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:44,099 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:44,147 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:44,170 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:44,627 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:44,702 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:44,740 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:48,488 INFO L185 IcfgInterpreter]: Interpreting procedure eval with input of size 58 [2019-08-18 09:12:49,746 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:49,748 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:49,851 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:49,852 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:49,880 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:49,881 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:50,162 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:50,163 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:50,230 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:50,230 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:50,267 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:50,267 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:50,579 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:50,579 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:50,631 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:50,632 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:50,662 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:50,662 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:50,937 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:50,938 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:50,987 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:50,988 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:51,021 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:51,021 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:51,349 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:51,349 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:51,394 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:51,395 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:51,421 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:51,422 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:51,631 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:51,632 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:51,677 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:51,678 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:51,706 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:51,708 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:51,918 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:51,919 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:51,965 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:51,966 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:51,989 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:51,990 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:52,191 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:52,192 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:52,228 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:52,229 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:52,250 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:52,251 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:52,425 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:52,425 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:52,489 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:52,493 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:52,530 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:52,530 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:52,987 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:52,987 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:53,027 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:53,028 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:53,052 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:53,053 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:53,220 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:53,220 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:53,252 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:53,253 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:53,274 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:53,274 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:12:53,554 INFO L185 IcfgInterpreter]: Interpreting procedure write_loop with input of size 30 [2019-08-18 09:12:53,558 INFO L185 IcfgInterpreter]: Interpreting procedure error with input of size 21 [2019-08-18 09:12:53,558 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-18 09:12:53,558 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-18 09:12:53,561 INFO L179 IcfgInterpreter]: Location errorErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 156281#(or (and (not (= 0 ~wl_pc~0)) (= 2 ~wl_pc~0) (= 1 ~wl_st~0) (not (= ~d~0 (+ ~t_b~0 1))) (not (= ~d~0 (+ ~t_b~0 2)))) (and (not (= 0 ~wl_pc~0)) (= 2 ~wl_pc~0) (= 1 ~wl_st~0) (= (+ ~t_b~0 2) ~d~0))) [2019-08-18 09:12:53,572 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-18 09:12:53,573 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-18 09:12:53,575 INFO L168 Benchmark]: Toolchain (without parser) took 15879.49 ms. Allocated memory was 138.9 MB in the beginning and 859.8 MB in the end (delta: 720.9 MB). Free memory was 85.3 MB in the beginning and 223.9 MB in the end (delta: -138.6 MB). Peak memory consumption was 761.3 MB. Max. memory is 7.1 GB. [2019-08-18 09:12:53,577 INFO L168 Benchmark]: CDTParser took 0.53 ms. Allocated memory is still 138.9 MB. Free memory was 103.7 MB in the beginning and 103.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-18 09:12:53,578 INFO L168 Benchmark]: CACSL2BoogieTranslator took 465.88 ms. Allocated memory was 138.9 MB in the beginning and 199.8 MB in the end (delta: 60.8 MB). Free memory was 85.1 MB in the beginning and 174.3 MB in the end (delta: -89.2 MB). Peak memory consumption was 23.4 MB. Max. memory is 7.1 GB. [2019-08-18 09:12:53,579 INFO L168 Benchmark]: Boogie Preprocessor took 55.84 ms. Allocated memory is still 199.8 MB. Free memory was 174.3 MB in the beginning and 171.8 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2019-08-18 09:12:53,580 INFO L168 Benchmark]: RCFGBuilder took 765.18 ms. Allocated memory is still 199.8 MB. Free memory was 171.8 MB in the beginning and 129.9 MB in the end (delta: 41.9 MB). Peak memory consumption was 41.9 MB. Max. memory is 7.1 GB. [2019-08-18 09:12:53,581 INFO L168 Benchmark]: Symbolic Interpretation took 14588.34 ms. Allocated memory was 199.8 MB in the beginning and 859.8 MB in the end (delta: 660.1 MB). Free memory was 129.9 MB in the beginning and 223.9 MB in the end (delta: -93.9 MB). Peak memory consumption was 745.1 MB. Max. memory is 7.1 GB. [2019-08-18 09:12:53,585 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 13]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 156281#(or (and (not (= 0 ~wl_pc~0)) (= 2 ~wl_pc~0) (= 1 ~wl_st~0) (not (= ~d~0 (+ ~t_b~0 1))) (not (= ~d~0 (+ ~t_b~0 2)))) (and (not (= 0 ~wl_pc~0)) (= 2 ~wl_pc~0) (= 1 ~wl_st~0) (= (+ ~t_b~0 2) ~d~0))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53 ms. Allocated memory is still 138.9 MB. Free memory was 103.7 MB in the beginning and 103.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 465.88 ms. Allocated memory was 138.9 MB in the beginning and 199.8 MB in the end (delta: 60.8 MB). Free memory was 85.1 MB in the beginning and 174.3 MB in the end (delta: -89.2 MB). Peak memory consumption was 23.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 55.84 ms. Allocated memory is still 199.8 MB. Free memory was 174.3 MB in the beginning and 171.8 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 765.18 ms. Allocated memory is still 199.8 MB. Free memory was 171.8 MB in the beginning and 129.9 MB in the end (delta: 41.9 MB). Peak memory consumption was 41.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 14588.34 ms. Allocated memory was 199.8 MB in the beginning and 859.8 MB in the end (delta: 660.1 MB). Free memory was 129.9 MB in the beginning and 223.9 MB in the end (delta: -93.9 MB). Peak memory consumption was 745.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...