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_overflow.ufo.UNBOUNDED.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-584d7b9 [2019-08-31 19:48:26,101 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-31 19:48:26,103 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-31 19:48:26,116 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-31 19:48:26,116 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-31 19:48:26,117 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-31 19:48:26,119 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-31 19:48:26,121 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-31 19:48:26,123 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-31 19:48:26,124 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-31 19:48:26,125 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-08-31 19:48:26,126 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-31 19:48:26,126 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-31 19:48:26,127 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-31 19:48:26,128 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-31 19:48:26,130 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-31 19:48:26,130 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-31 19:48:26,131 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-31 19:48:26,136 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-31 19:48:26,139 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-31 19:48:26,141 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-31 19:48:26,142 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-31 19:48:26,146 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-31 19:48:26,147 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-31 19:48:26,153 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-31 19:48:26,153 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-31 19:48:26,154 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-31 19:48:26,155 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-31 19:48:26,155 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-31 19:48:26,158 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-31 19:48:26,158 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-31 19:48:26,159 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-31 19:48:26,161 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-31 19:48:26,162 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-31 19:48:26,163 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-31 19:48:26,163 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-31 19:48:26,163 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-31 19:48:26,164 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-31 19:48:26,164 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-31 19:48:26,168 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-31 19:48:26,169 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-31 19:48:26,170 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 19:48:26,186 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-31 19:48:26,186 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-31 19:48:26,188 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-31 19:48:26,188 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-31 19:48:26,188 INFO L138 SettingsManager]: * Use SBE=true [2019-08-31 19:48:26,188 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-31 19:48:26,189 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-31 19:48:26,189 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-31 19:48:26,189 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-31 19:48:26,189 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-31 19:48:26,189 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-31 19:48:26,190 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-31 19:48:26,190 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-31 19:48:26,190 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-31 19:48:26,190 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-31 19:48:26,190 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-31 19:48:26,191 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-31 19:48:26,191 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-31 19:48:26,191 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-31 19:48:26,191 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-31 19:48:26,191 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-31 19:48:26,192 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-31 19:48:26,192 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-31 19:48:26,192 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-31 19:48:26,192 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-31 19:48:26,193 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-31 19:48:26,193 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-31 19:48:26,193 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-31 19:48:26,193 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-31 19:48:26,223 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-31 19:48:26,242 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-31 19:48:26,246 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-31 19:48:26,248 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-31 19:48:26,248 INFO L275 PluginConnector]: CDTParser initialized [2019-08-31 19:48:26,249 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_lcr.3_overflow.ufo.UNBOUNDED.pals.c [2019-08-31 19:48:26,336 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f83387138/1035a0b4bc31482983d74204805cad9b/FLAG5001a855c [2019-08-31 19:48:26,904 INFO L306 CDTParser]: Found 1 translation units. [2019-08-31 19:48:26,905 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_lcr.3_overflow.ufo.UNBOUNDED.pals.c [2019-08-31 19:48:26,922 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f83387138/1035a0b4bc31482983d74204805cad9b/FLAG5001a855c [2019-08-31 19:48:27,179 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f83387138/1035a0b4bc31482983d74204805cad9b [2019-08-31 19:48:27,189 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-31 19:48:27,191 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-31 19:48:27,192 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-31 19:48:27,192 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-31 19:48:27,196 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-31 19:48:27,197 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 07:48:27" (1/1) ... [2019-08-31 19:48:27,200 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cec508d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:48:27, skipping insertion in model container [2019-08-31 19:48:27,201 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 07:48:27" (1/1) ... [2019-08-31 19:48:27,209 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-31 19:48:27,240 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-31 19:48:27,473 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 19:48:27,484 INFO L188 MainTranslator]: Completed pre-run [2019-08-31 19:48:27,642 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 19:48:27,659 INFO L192 MainTranslator]: Completed translation [2019-08-31 19:48:27,660 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:48:27 WrapperNode [2019-08-31 19:48:27,660 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-31 19:48:27,660 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-31 19:48:27,660 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-31 19:48:27,661 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-31 19:48:27,671 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:48:27" (1/1) ... [2019-08-31 19:48:27,671 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:48:27" (1/1) ... [2019-08-31 19:48:27,679 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:48:27" (1/1) ... [2019-08-31 19:48:27,679 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:48:27" (1/1) ... [2019-08-31 19:48:27,689 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:48:27" (1/1) ... [2019-08-31 19:48:27,699 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:48:27" (1/1) ... [2019-08-31 19:48:27,702 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:48:27" (1/1) ... [2019-08-31 19:48:27,705 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-31 19:48:27,706 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-31 19:48:27,706 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-31 19:48:27,706 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-31 19:48:27,707 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:48:27" (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 19:48:27,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-31 19:48:27,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-31 19:48:27,763 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2019-08-31 19:48:27,764 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2019-08-31 19:48:27,764 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2019-08-31 19:48:27,764 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-08-31 19:48:27,764 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-08-31 19:48:27,764 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-31 19:48:27,764 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-08-31 19:48:27,765 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-31 19:48:27,765 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-31 19:48:27,765 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-31 19:48:27,765 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-08-31 19:48:27,765 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-31 19:48:27,765 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-31 19:48:27,766 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-31 19:48:27,766 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-31 19:48:27,766 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-31 19:48:27,766 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-31 19:48:27,766 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-31 19:48:27,767 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-31 19:48:27,767 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-31 19:48:27,767 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-31 19:48:27,767 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-31 19:48:27,767 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-31 19:48:28,326 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-31 19:48:28,327 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-31 19:48:28,328 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 07:48:28 BoogieIcfgContainer [2019-08-31 19:48:28,328 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-31 19:48:28,328 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-08-31 19:48:28,329 INFO L271 PluginConnector]: Initializing Sifa... [2019-08-31 19:48:28,329 INFO L275 PluginConnector]: Sifa initialized [2019-08-31 19:48:28,330 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 07:48:28" (1/1) ... [2019-08-31 19:48:28,366 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-31 19:48:28,367 INFO L169 IcfgInterpreter]: Building call graph [2019-08-31 19:48:28,376 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-31 19:48:28,390 INFO L179 IcfgInterpreter]: Starting interpretation [2019-08-31 19:48:28,394 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-08-31 19:48:28,530 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-31 19:48:28,531 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-31 19:48:28,555 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 19:48:28,556 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 19:48:28,696 WARN L188 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-08-31 19:48:28,697 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 19:48:28,717 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 19:48:28,719 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 19:48:28,721 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 19:48:28,724 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 19:48:28,725 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 19:48:28,835 WARN L188 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-08-31 19:48:28,837 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 19:48:28,838 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-31 19:48:28,838 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:94, output treesize:100 [2019-08-31 19:48:28,885 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 140 for LOIs [2019-08-31 19:48:29,143 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:29,145 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:29,146 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:29,147 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:29,149 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:29,150 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:29,151 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:29,152 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:29,153 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:29,154 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:29,155 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:29,157 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:29,158 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:29,159 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:29,160 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:29,161 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:29,201 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:29,202 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:29,207 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:29,208 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:29,210 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:29,211 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:29,214 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:29,215 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:29,216 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:29,331 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:29,332 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:29,334 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:29,336 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:29,337 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:29,341 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:29,346 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:29,347 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:29,350 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:29,465 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:29,466 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:29,467 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:29,470 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:29,472 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:29,476 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:29,477 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:29,478 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:29,479 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:29,548 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:29,556 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:29,624 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:29,626 INFO L199 IcfgInterpreter]: Interpreting procedure assert with input of size 6 for LOIs [2019-08-31 19:48:29,627 INFO L183 IcfgInterpreter]: Interpretation finished [2019-08-31 19:48:29,627 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-31 19:48:29,630 INFO L193 IcfgInterpreter]: Reachable states at location assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 339#(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 19:48:29,644 INFO L103 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-08-31 19:48:29,644 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-08-31 19:48:29,647 INFO L168 Benchmark]: Toolchain (without parser) took 2455.51 ms. Allocated memory was 138.4 MB in the beginning and 236.5 MB in the end (delta: 98.0 MB). Free memory was 93.8 MB in the beginning and 97.8 MB in the end (delta: -4.0 MB). Peak memory consumption was 94.1 MB. Max. memory is 7.1 GB. [2019-08-31 19:48:29,648 INFO L168 Benchmark]: CDTParser took 0.57 ms. Allocated memory is still 138.4 MB. Free memory was 112.8 MB in the beginning and 112.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-31 19:48:29,649 INFO L168 Benchmark]: CACSL2BoogieTranslator took 467.79 ms. Allocated memory was 138.4 MB in the beginning and 201.3 MB in the end (delta: 62.9 MB). Free memory was 93.6 MB in the beginning and 176.1 MB in the end (delta: -82.5 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. [2019-08-31 19:48:29,650 INFO L168 Benchmark]: Boogie Preprocessor took 45.22 ms. Allocated memory is still 201.3 MB. Free memory was 176.1 MB in the beginning and 173.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-31 19:48:29,651 INFO L168 Benchmark]: RCFGBuilder took 622.13 ms. Allocated memory is still 201.3 MB. Free memory was 173.9 MB in the beginning and 145.0 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 7.1 GB. [2019-08-31 19:48:29,652 INFO L168 Benchmark]: Sifa took 1316.33 ms. Allocated memory was 201.3 MB in the beginning and 236.5 MB in the end (delta: 35.1 MB). Free memory was 145.0 MB in the beginning and 97.8 MB in the end (delta: 47.2 MB). Peak memory consumption was 82.4 MB. Max. memory is 7.1 GB. [2019-08-31 19:48:29,656 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.57 ms. Allocated memory is still 138.4 MB. Free memory was 112.8 MB in the beginning and 112.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 467.79 ms. Allocated memory was 138.4 MB in the beginning and 201.3 MB in the end (delta: 62.9 MB). Free memory was 93.6 MB in the beginning and 176.1 MB in the end (delta: -82.5 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 45.22 ms. Allocated memory is still 201.3 MB. Free memory was 176.1 MB in the beginning and 173.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 622.13 ms. Allocated memory is still 201.3 MB. Free memory was 173.9 MB in the beginning and 145.0 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 7.1 GB. * Sifa took 1316.33 ms. Allocated memory was 201.3 MB in the beginning and 236.5 MB in the end (delta: 35.1 MB). Free memory was 145.0 MB in the beginning and 97.8 MB in the end (delta: 47.2 MB). Peak memory consumption was 82.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions 1.3s OVERALL_TIME, 3 ICFG_INTERPRETER_ENTERED_PROCEDURES, 123 DAG_INTERPRETER_EARLY_EXIT_QUERIES, 0 DAG_INTERPRETER_EARLY_EXITS, 108 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, 0.8s TOOLS_QUANTIFIERELIM_TIME, 0.0s FLUID_QUERY_TIME, 124 FLUID_QUERIES, 4 FLUID_YES_ANSWERS, 46 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, 37 DOMAIN_ISBOTTOM_APPLICATIONS, 0.0s 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, 0.8s CALL_SUMMARIZER_OVERALL_TIME, 0.8s 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, 270 DAG_COMPRESSION_PROCESSED_NODES, 144 DAG_COMPRESSION_RETAINED_NODES - UnprovableResult [Line: 327]: 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 339#(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...