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/seq-mthreaded/pals_lcr.3.1.ufo.UNBOUNDED.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-584d7b9 [2019-08-31 19:48:15,709 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-31 19:48:15,712 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-31 19:48:15,730 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-31 19:48:15,730 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-31 19:48:15,732 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-31 19:48:15,734 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-31 19:48:15,743 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-31 19:48:15,747 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-31 19:48:15,750 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-31 19:48:15,753 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-08-31 19:48:15,755 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-31 19:48:15,756 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-31 19:48:15,757 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-31 19:48:15,760 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-31 19:48:15,761 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-31 19:48:15,762 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-31 19:48:15,763 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-31 19:48:15,765 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-31 19:48:15,770 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-31 19:48:15,773 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-31 19:48:15,775 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-31 19:48:15,778 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-31 19:48:15,778 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-31 19:48:15,780 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-31 19:48:15,780 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-31 19:48:15,780 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-31 19:48:15,781 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-31 19:48:15,781 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-31 19:48:15,782 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-31 19:48:15,783 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-31 19:48:15,783 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-31 19:48:15,784 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-31 19:48:15,785 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-31 19:48:15,786 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-31 19:48:15,786 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-31 19:48:15,787 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-31 19:48:15,787 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-31 19:48:15,787 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-31 19:48:15,788 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-31 19:48:15,788 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-31 19:48:15,789 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 [2019-08-31 19:48:15,803 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-31 19:48:15,804 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-31 19:48:15,805 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-31 19:48:15,805 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-31 19:48:15,805 INFO L138 SettingsManager]: * Use SBE=true [2019-08-31 19:48:15,806 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-31 19:48:15,806 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-31 19:48:15,806 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-31 19:48:15,806 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-31 19:48:15,806 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-31 19:48:15,807 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-31 19:48:15,807 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-31 19:48:15,807 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-31 19:48:15,807 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-31 19:48:15,807 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-31 19:48:15,808 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-31 19:48:15,808 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-31 19:48:15,808 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-31 19:48:15,808 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-31 19:48:15,808 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-31 19:48:15,809 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-31 19:48:15,809 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-31 19:48:15,809 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-31 19:48:15,809 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-31 19:48:15,809 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-31 19:48:15,810 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-31 19:48:15,810 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-31 19:48:15,810 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-31 19:48:15,810 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-31 19:48:15,838 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-31 19:48:15,850 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-31 19:48:15,853 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-31 19:48:15,855 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-31 19:48:15,855 INFO L275 PluginConnector]: CDTParser initialized [2019-08-31 19:48:15,856 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_lcr.3.1.ufo.UNBOUNDED.pals.c [2019-08-31 19:48:15,915 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bee1a6571/6bdd8f7fd44b482fbe9293755751df20/FLAG85029a699 [2019-08-31 19:48:16,344 INFO L306 CDTParser]: Found 1 translation units. [2019-08-31 19:48:16,345 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_lcr.3.1.ufo.UNBOUNDED.pals.c [2019-08-31 19:48:16,360 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bee1a6571/6bdd8f7fd44b482fbe9293755751df20/FLAG85029a699 [2019-08-31 19:48:16,681 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bee1a6571/6bdd8f7fd44b482fbe9293755751df20 [2019-08-31 19:48:16,691 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-31 19:48:16,693 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-31 19:48:16,694 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-31 19:48:16,694 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-31 19:48:16,698 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-31 19:48:16,699 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 07:48:16" (1/1) ... [2019-08-31 19:48:16,701 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60a59322 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:48:16, skipping insertion in model container [2019-08-31 19:48:16,702 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 07:48:16" (1/1) ... [2019-08-31 19:48:16,709 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-31 19:48:16,739 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-31 19:48:17,171 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 19:48:17,190 INFO L188 MainTranslator]: Completed pre-run [2019-08-31 19:48:17,260 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 19:48:17,278 INFO L192 MainTranslator]: Completed translation [2019-08-31 19:48:17,278 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:48:17 WrapperNode [2019-08-31 19:48:17,278 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-31 19:48:17,279 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-31 19:48:17,279 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-31 19:48:17,279 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-31 19:48:17,289 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:48:17" (1/1) ... [2019-08-31 19:48:17,290 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:48:17" (1/1) ... [2019-08-31 19:48:17,297 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:48:17" (1/1) ... [2019-08-31 19:48:17,297 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:48:17" (1/1) ... [2019-08-31 19:48:17,307 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:48:17" (1/1) ... [2019-08-31 19:48:17,315 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:48:17" (1/1) ... [2019-08-31 19:48:17,317 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:48:17" (1/1) ... [2019-08-31 19:48:17,321 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-31 19:48:17,322 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-31 19:48:17,322 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-31 19:48:17,322 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-31 19:48:17,323 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:48:17" (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 [2019-08-31 19:48:17,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-31 19:48:17,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-31 19:48:17,386 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2019-08-31 19:48:17,387 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2019-08-31 19:48:17,387 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2019-08-31 19:48:17,387 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-08-31 19:48:17,387 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-08-31 19:48:17,387 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-31 19:48:17,387 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-08-31 19:48:17,388 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-31 19:48:17,388 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-31 19:48:17,388 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-31 19:48:17,388 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-08-31 19:48:17,388 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-31 19:48:17,388 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-31 19:48:17,389 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-31 19:48:17,389 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-31 19:48:17,389 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-31 19:48:17,389 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-31 19:48:17,389 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-31 19:48:17,390 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-31 19:48:17,390 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-31 19:48:17,390 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-31 19:48:17,390 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-31 19:48:17,390 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-31 19:48:17,907 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-31 19:48:17,908 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-31 19:48:17,910 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 07:48:17 BoogieIcfgContainer [2019-08-31 19:48:17,910 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-31 19:48:17,910 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-08-31 19:48:17,911 INFO L271 PluginConnector]: Initializing Sifa... [2019-08-31 19:48:17,911 INFO L275 PluginConnector]: Sifa initialized [2019-08-31 19:48:17,912 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 07:48:17" (1/1) ... [2019-08-31 19:48:17,956 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-31 19:48:17,956 INFO L169 IcfgInterpreter]: Building call graph [2019-08-31 19:48:17,965 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-31 19:48:17,974 INFO L179 IcfgInterpreter]: Starting interpretation [2019-08-31 19:48:17,975 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-08-31 19:48:18,092 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-31 19:48:18,093 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-31 19:48:18,104 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2019-08-31 19:48:18,105 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 19:48:18,213 WARN L188 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-08-31 19:48:18,214 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 19:48:18,231 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 19:48:18,233 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 19:48:18,236 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 19:48:18,238 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2019-08-31 19:48:18,239 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 19:48:18,354 WARN L188 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-08-31 19:48:18,355 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 19:48:18,356 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-31 19:48:18,356 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:94, output treesize:100 [2019-08-31 19:48:18,441 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 140 for LOIs [2019-08-31 19:48:18,684 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:18,685 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:18,686 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:18,687 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:18,688 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:18,689 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:18,690 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:18,691 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:18,692 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:18,693 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:18,694 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:18,695 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:18,696 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:18,697 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:18,698 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:18,700 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:18,742 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:18,753 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:18,771 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:18,772 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:18,775 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:18,777 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:18,778 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:18,782 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:18,786 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:18,787 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:18,788 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:18,869 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:18,869 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:18,872 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:18,873 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:18,876 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:18,882 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:18,885 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:18,886 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:18,887 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:19,043 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:19,044 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:19,045 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:19,048 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:19,049 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:19,051 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:19,052 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:19,053 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:19,054 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:19,123 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:19,130 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:19,178 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:19,179 INFO L199 IcfgInterpreter]: Interpreting procedure assert with input of size 6 for LOIs [2019-08-31 19:48:19,180 INFO L183 IcfgInterpreter]: Interpretation finished [2019-08-31 19:48:19,181 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-31 19:48:19,183 INFO L193 IcfgInterpreter]: Reachable states at location assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 356#(and (or (= 0 |assert_#in~arg|) (= 1 |assert_#in~arg|)) (or (and (<= 1 assert_~arg) (<= 1 |assert_#in~arg|) (<= assert_~arg 1) (<= |assert_#in~arg| 1)) (and (<= assert_~arg 0) (<= |assert_#in~arg| 0) (<= 0 |assert_#in~arg|) (<= 0 assert_~arg))) (= (mod assert_~arg 256) 0) (= assert_~arg |assert_#in~arg|)) [2019-08-31 19:48:19,196 INFO L103 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-08-31 19:48:19,197 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-08-31 19:48:19,199 INFO L168 Benchmark]: Toolchain (without parser) took 2505.71 ms. Allocated memory was 131.6 MB in the beginning and 220.7 MB in the end (delta: 89.1 MB). Free memory was 86.7 MB in the beginning and 95.1 MB in the end (delta: -8.4 MB). Peak memory consumption was 80.8 MB. Max. memory is 7.1 GB. [2019-08-31 19:48:19,200 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 131.6 MB. Free memory was 106.0 MB in the beginning and 105.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-31 19:48:19,201 INFO L168 Benchmark]: CACSL2BoogieTranslator took 584.55 ms. Allocated memory was 131.6 MB in the beginning and 199.8 MB in the end (delta: 68.2 MB). Free memory was 86.5 MB in the beginning and 173.6 MB in the end (delta: -87.1 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. [2019-08-31 19:48:19,201 INFO L168 Benchmark]: Boogie Preprocessor took 42.07 ms. Allocated memory is still 199.8 MB. Free memory was 173.6 MB in the beginning and 171.7 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-08-31 19:48:19,202 INFO L168 Benchmark]: RCFGBuilder took 588.61 ms. Allocated memory is still 199.8 MB. Free memory was 171.7 MB in the beginning and 141.6 MB in the end (delta: 30.2 MB). Peak memory consumption was 30.2 MB. Max. memory is 7.1 GB. [2019-08-31 19:48:19,203 INFO L168 Benchmark]: Sifa took 1286.45 ms. Allocated memory was 199.8 MB in the beginning and 220.7 MB in the end (delta: 21.0 MB). Free memory was 141.6 MB in the beginning and 95.1 MB in the end (delta: 46.5 MB). Peak memory consumption was 67.5 MB. Max. memory is 7.1 GB. [2019-08-31 19:48:19,207 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 131.6 MB. Free memory was 106.0 MB in the beginning and 105.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 584.55 ms. Allocated memory was 131.6 MB in the beginning and 199.8 MB in the end (delta: 68.2 MB). Free memory was 86.5 MB in the beginning and 173.6 MB in the end (delta: -87.1 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 42.07 ms. Allocated memory is still 199.8 MB. Free memory was 173.6 MB in the beginning and 171.7 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 588.61 ms. Allocated memory is still 199.8 MB. Free memory was 171.7 MB in the beginning and 141.6 MB in the end (delta: 30.2 MB). Peak memory consumption was 30.2 MB. Max. memory is 7.1 GB. * Sifa took 1286.45 ms. Allocated memory was 199.8 MB in the beginning and 220.7 MB in the end (delta: 21.0 MB). Free memory was 141.6 MB in the beginning and 95.1 MB in the end (delta: 46.5 MB). Peak memory consumption was 67.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions 1.2s OVERALL_TIME, 3 ICFG_INTERPRETER_ENTERED_PROCEDURES, 127 DAG_INTERPRETER_EARLY_EXIT_QUERIES, 0 DAG_INTERPRETER_EARLY_EXITS, 113 TOOLS_POST_APPLICATIONS, 0.5s TOOLS_POST_TIME, 13 TOOLS_POST_CALL_APPLICATIONS, 0.1s TOOLS_POST_CALL_TIME, 11 TOOLS_POST_RETURN_APPLICATIONS, 0.2s TOOLS_POST_RETURN_TIME, 0.7s TOOLS_QUANTIFIERELIM_TIME, 0.0s FLUID_QUERY_TIME, 128 FLUID_QUERIES, 4 FLUID_YES_ANSWERS, 49 DOMAIN_JOIN_APPLICATIONS, 0.2s DOMAIN_JOIN_TIME, 4 DOMAIN_ALPHA_APPLICATIONS, 0.0s DOMAIN_ALPHA_TIME, 0 DOMAIN_WIDEN_APPLICATIONS, 0.0s DOMAIN_WIDEN_TIME, 1 DOMAIN_ISSUBSETEQ_APPLICATIONS, 0.0s DOMAIN_ISSUBSETEQ_TIME, 40 DOMAIN_ISBOTTOM_APPLICATIONS, 0.1s DOMAIN_ISBOTTOM_TIME, 1 LOOP_SUMMARIZER_APPLICATIONS, 1 LOOP_SUMMARIZER_CACHE_MISSES, 0.1s LOOP_SUMMARIZER_OVERALL_TIME, 0.1s LOOP_SUMMARIZER_NEW_COMPUTATION_TIME, 1 LOOP_SUMMARIZER_FIXPOINT_ITERATIONS, 11 CALL_SUMMARIZER_APPLICATIONS, 7 CALL_SUMMARIZER_CACHE_MISSES, 0.7s CALL_SUMMARIZER_OVERALL_TIME, 0.7s CALL_SUMMARIZER_NEW_COMPUTATION_TIME, 0.0s PROCEDURE_GRAPH_BUILDER_TIME, 0.0s PATH_EXPR_TIME, 0.0s REGEX_TO_DAG_TIME, 0.0s DAG_COMPRESSION_TIME, 306 DAG_COMPRESSION_PROCESSED_NODES, 148 DAG_COMPRESSION_RETAINED_NODES - UnprovableResult [Line: 330]: 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 356#(and (or (= 0 |assert_#in~arg|) (= 1 |assert_#in~arg|)) (or (and (<= 1 assert_~arg) (<= 1 |assert_#in~arg|) (<= assert_~arg 1) (<= |assert_#in~arg| 1)) (and (<= assert_~arg 0) (<= |assert_#in~arg| 0) (<= 0 |assert_#in~arg|) (<= 0 assert_~arg))) (= (mod assert_~arg 256) 0) (= assert_~arg |assert_#in~arg|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...