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-var-start-time.3.2.ufo.BOUNDED-6.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-584d7b9 [2019-08-31 19:33:44,089 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-31 19:33:44,093 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-31 19:33:44,114 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-31 19:33:44,115 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-31 19:33:44,116 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-31 19:33:44,119 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-31 19:33:44,132 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-31 19:33:44,135 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-31 19:33:44,136 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-31 19:33:44,139 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-08-31 19:33:44,141 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-31 19:33:44,141 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-31 19:33:44,143 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-31 19:33:44,147 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-31 19:33:44,148 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-31 19:33:44,151 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-31 19:33:44,156 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-31 19:33:44,158 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-31 19:33:44,164 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-31 19:33:44,166 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-31 19:33:44,168 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-31 19:33:44,171 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-31 19:33:44,172 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-31 19:33:44,175 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-31 19:33:44,175 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-31 19:33:44,175 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-31 19:33:44,177 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-31 19:33:44,179 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-31 19:33:44,180 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-31 19:33:44,180 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-31 19:33:44,183 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-31 19:33:44,183 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-31 19:33:44,184 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-31 19:33:44,189 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-31 19:33:44,189 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-31 19:33:44,190 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-31 19:33:44,191 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-31 19:33:44,191 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-31 19:33:44,192 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-31 19:33:44,192 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-31 19:33:44,194 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 19:33:44,208 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-31 19:33:44,209 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-31 19:33:44,210 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-31 19:33:44,210 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-31 19:33:44,211 INFO L138 SettingsManager]: * Use SBE=true [2019-08-31 19:33:44,211 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-31 19:33:44,211 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-31 19:33:44,211 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-31 19:33:44,211 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-31 19:33:44,212 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-31 19:33:44,212 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-31 19:33:44,212 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-31 19:33:44,212 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-31 19:33:44,212 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-31 19:33:44,213 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-31 19:33:44,213 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-31 19:33:44,213 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-31 19:33:44,213 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-31 19:33:44,213 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-31 19:33:44,214 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-31 19:33:44,214 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-31 19:33:44,214 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-31 19:33:44,214 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-31 19:33:44,215 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-31 19:33:44,215 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-31 19:33:44,215 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-31 19:33:44,215 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-31 19:33:44,215 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-31 19:33:44,216 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-31 19:33:44,246 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-31 19:33:44,259 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-31 19:33:44,263 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-31 19:33:44,265 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-31 19:33:44,265 INFO L275 PluginConnector]: CDTParser initialized [2019-08-31 19:33:44,266 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c [2019-08-31 19:33:44,334 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bce21b3f9/ad9211c859894df2958eec491f3d1a5f/FLAGfac14e23a [2019-08-31 19:33:44,913 INFO L306 CDTParser]: Found 1 translation units. [2019-08-31 19:33:44,916 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c [2019-08-31 19:33:44,930 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bce21b3f9/ad9211c859894df2958eec491f3d1a5f/FLAGfac14e23a [2019-08-31 19:33:45,165 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bce21b3f9/ad9211c859894df2958eec491f3d1a5f [2019-08-31 19:33:45,175 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-31 19:33:45,176 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-31 19:33:45,177 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-31 19:33:45,177 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-31 19:33:45,181 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-31 19:33:45,182 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 07:33:45" (1/1) ... [2019-08-31 19:33:45,185 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7de1ae99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:33:45, skipping insertion in model container [2019-08-31 19:33:45,186 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 07:33:45" (1/1) ... [2019-08-31 19:33:45,194 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-31 19:33:45,232 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-31 19:33:45,487 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 19:33:45,497 INFO L188 MainTranslator]: Completed pre-run [2019-08-31 19:33:45,630 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 19:33:45,648 INFO L192 MainTranslator]: Completed translation [2019-08-31 19:33:45,649 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:33:45 WrapperNode [2019-08-31 19:33:45,649 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-31 19:33:45,650 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-31 19:33:45,650 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-31 19:33:45,650 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-31 19:33:45,664 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:33:45" (1/1) ... [2019-08-31 19:33:45,665 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:33:45" (1/1) ... [2019-08-31 19:33:45,673 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:33:45" (1/1) ... [2019-08-31 19:33:45,674 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:33:45" (1/1) ... [2019-08-31 19:33:45,686 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:33:45" (1/1) ... [2019-08-31 19:33:45,700 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:33:45" (1/1) ... [2019-08-31 19:33:45,703 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:33:45" (1/1) ... [2019-08-31 19:33:45,706 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-31 19:33:45,713 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-31 19:33:45,713 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-31 19:33:45,713 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-31 19:33:45,714 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:33:45" (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 19:33:45,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-31 19:33:45,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-31 19:33:45,765 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2019-08-31 19:33:45,766 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2019-08-31 19:33:45,766 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2019-08-31 19:33:45,766 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-08-31 19:33:45,766 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-08-31 19:33:45,766 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-31 19:33:45,766 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-08-31 19:33:45,767 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-31 19:33:45,767 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-31 19:33:45,767 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-31 19:33:45,767 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-31 19:33:45,767 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-31 19:33:45,767 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-31 19:33:45,768 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-31 19:33:45,768 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-31 19:33:45,768 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-31 19:33:45,768 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-31 19:33:45,768 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-31 19:33:45,769 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-31 19:33:45,769 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-31 19:33:45,769 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-31 19:33:45,769 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-31 19:33:46,351 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-31 19:33:46,351 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-31 19:33:46,353 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 07:33:46 BoogieIcfgContainer [2019-08-31 19:33:46,353 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-31 19:33:46,355 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-08-31 19:33:46,355 INFO L271 PluginConnector]: Initializing Sifa... [2019-08-31 19:33:46,355 INFO L275 PluginConnector]: Sifa initialized [2019-08-31 19:33:46,357 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 07:33:46" (1/1) ... [2019-08-31 19:33:46,416 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-31 19:33:46,416 INFO L169 IcfgInterpreter]: Building call graph [2019-08-31 19:33:46,431 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-31 19:33:46,441 INFO L179 IcfgInterpreter]: Starting interpretation [2019-08-31 19:33:46,443 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-08-31 19:33:46,584 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-31 19:33:46,585 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-31 19:33:46,600 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 19:33:46,602 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 19:33:46,730 WARN L188 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-08-31 19:33:46,731 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 19:33:46,748 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 19:33:46,749 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 19:33:46,751 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 19:33:46,753 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 19:33:46,754 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 19:33:46,876 WARN L188 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-08-31 19:33:46,876 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 19:33:46,877 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-31 19:33:46,878 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:103, output treesize:109 [2019-08-31 19:33:46,950 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 156 for LOIs [2019-08-31 19:33:47,301 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,302 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,303 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,304 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,305 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,306 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,307 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,308 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,309 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,310 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,311 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,313 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,314 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,315 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,316 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,317 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,318 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,319 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,323 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,344 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,345 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,346 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,348 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,349 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,351 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,352 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,353 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,354 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,490 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,491 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,492 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,493 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,494 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,495 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,496 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,497 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,498 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,504 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,505 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,506 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,507 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,507 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,508 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,509 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,510 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,511 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,582 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,583 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,584 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,585 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,586 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,586 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,588 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,588 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,589 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,594 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,595 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,596 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,597 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,598 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,599 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,600 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,601 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,602 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,624 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,625 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,625 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,626 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,627 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,628 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,633 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,637 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,638 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,640 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,641 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,642 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,646 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,646 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,721 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,721 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,723 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:33:47,725 INFO L199 IcfgInterpreter]: Interpreting procedure assert with input of size 42 for LOIs [2019-08-31 19:33:47,734 INFO L183 IcfgInterpreter]: Interpretation finished [2019-08-31 19:33:47,734 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-31 19:33:47,736 INFO L193 IcfgInterpreter]: Reachable states at location assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 418#(and (= ~nomsg~0 ~p2_new~0) (= ~nomsg~0 ~p1_new~0) (<= ~mode3~0 1) (<= assert_~arg 1) (<= 0 ~mode3~0) (= (mod assert_~arg 256) 0) (<= |assert_#in~arg| 1) (<= 0 assert_~arg) (or (= 1 ~mode3~0) (= 0 ~mode3~0)) (<= 0 |assert_#in~arg|) (= assert_~arg |assert_#in~arg|) (= ~p3_new~0 ~nomsg~0) (or (and (<= ~mode3~0 1) (<= 1 ~mode3~0)) (and (<= 0 ~mode3~0) (<= ~mode3~0 0))) (or (and (<= 3 ~r1~0) (<= (+ ~st3~0 ~st1~0 ~st2~0) 1) (= 1 |assert_#in~arg|) (not (< ~r1~0 3)) (= (+ ~st3~0 ~st1~0 ~st2~0) 1)) (and (< ~r1~0 3) (<= (+ ~st3~0 ~st1~0 ~st2~0) 1) (= 1 |assert_#in~arg|)) (and (not (<= (+ ~st3~0 ~st1~0 ~st2~0) 1)) (= 0 |assert_#in~arg|)) (and (not (= (+ ~st3~0 ~st1~0 ~st2~0) 1)) (<= 3 ~r1~0) (<= (+ ~st3~0 ~st1~0 ~st2~0) 1) (= 0 |assert_#in~arg|) (not (< ~r1~0 3))))) [2019-08-31 19:33:47,751 INFO L103 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-08-31 19:33:47,752 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-08-31 19:33:47,758 INFO L168 Benchmark]: Toolchain (without parser) took 2581.23 ms. Allocated memory was 133.2 MB in the beginning and 268.4 MB in the end (delta: 135.3 MB). Free memory was 88.6 MB in the beginning and 145.3 MB in the end (delta: -56.7 MB). Peak memory consumption was 78.6 MB. Max. memory is 7.1 GB. [2019-08-31 19:33:47,759 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 133.2 MB. Free memory is still 107.2 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-31 19:33:47,761 INFO L168 Benchmark]: CACSL2BoogieTranslator took 472.71 ms. Allocated memory was 133.2 MB in the beginning and 210.2 MB in the end (delta: 77.1 MB). Free memory was 88.6 MB in the beginning and 191.5 MB in the end (delta: -102.8 MB). Peak memory consumption was 21.8 MB. Max. memory is 7.1 GB. [2019-08-31 19:33:47,764 INFO L168 Benchmark]: Boogie Preprocessor took 56.38 ms. Allocated memory is still 210.2 MB. Free memory was 191.5 MB in the beginning and 189.1 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2019-08-31 19:33:47,771 INFO L168 Benchmark]: RCFGBuilder took 641.56 ms. Allocated memory is still 210.2 MB. Free memory was 189.1 MB in the beginning and 154.8 MB in the end (delta: 34.3 MB). Peak memory consumption was 34.3 MB. Max. memory is 7.1 GB. [2019-08-31 19:33:47,772 INFO L168 Benchmark]: Sifa took 1400.70 ms. Allocated memory was 210.2 MB in the beginning and 268.4 MB in the end (delta: 58.2 MB). Free memory was 154.8 MB in the beginning and 145.3 MB in the end (delta: 9.5 MB). Peak memory consumption was 67.7 MB. Max. memory is 7.1 GB. [2019-08-31 19:33:47,780 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 133.2 MB. Free memory is still 107.2 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 472.71 ms. Allocated memory was 133.2 MB in the beginning and 210.2 MB in the end (delta: 77.1 MB). Free memory was 88.6 MB in the beginning and 191.5 MB in the end (delta: -102.8 MB). Peak memory consumption was 21.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 56.38 ms. Allocated memory is still 210.2 MB. Free memory was 191.5 MB in the beginning and 189.1 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 641.56 ms. Allocated memory is still 210.2 MB. Free memory was 189.1 MB in the beginning and 154.8 MB in the end (delta: 34.3 MB). Peak memory consumption was 34.3 MB. Max. memory is 7.1 GB. * Sifa took 1400.70 ms. Allocated memory was 210.2 MB in the beginning and 268.4 MB in the end (delta: 58.2 MB). Free memory was 154.8 MB in the beginning and 145.3 MB in the end (delta: 9.5 MB). Peak memory consumption was 67.7 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, 146 DAG_INTERPRETER_EARLY_EXIT_QUERIES, 0 DAG_INTERPRETER_EARLY_EXITS, 132 TOOLS_POST_APPLICATIONS, 0.5s TOOLS_POST_TIME, 13 TOOLS_POST_CALL_APPLICATIONS, 0.2s 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, 147 FLUID_QUERIES, 3 FLUID_YES_ANSWERS, 55 DOMAIN_JOIN_APPLICATIONS, 0.3s DOMAIN_JOIN_TIME, 3 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, 46 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, 0.8s 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, 350 DAG_COMPRESSION_PROCESSED_NODES, 168 DAG_COMPRESSION_RETAINED_NODES - UnprovableResult [Line: 352]: 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 418#(and (= ~nomsg~0 ~p2_new~0) (= ~nomsg~0 ~p1_new~0) (<= ~mode3~0 1) (<= assert_~arg 1) (<= 0 ~mode3~0) (= (mod assert_~arg 256) 0) (<= |assert_#in~arg| 1) (<= 0 assert_~arg) (or (= 1 ~mode3~0) (= 0 ~mode3~0)) (<= 0 |assert_#in~arg|) (= assert_~arg |assert_#in~arg|) (= ~p3_new~0 ~nomsg~0) (or (and (<= ~mode3~0 1) (<= 1 ~mode3~0)) (and (<= 0 ~mode3~0) (<= ~mode3~0 0))) (or (and (<= 3 ~r1~0) (<= (+ ~st3~0 ~st1~0 ~st2~0) 1) (= 1 |assert_#in~arg|) (not (< ~r1~0 3)) (= (+ ~st3~0 ~st1~0 ~st2~0) 1)) (and (< ~r1~0 3) (<= (+ ~st3~0 ~st1~0 ~st2~0) 1) (= 1 |assert_#in~arg|)) (and (not (<= (+ ~st3~0 ~st1~0 ~st2~0) 1)) (= 0 |assert_#in~arg|)) (and (not (= (+ ~st3~0 ~st1~0 ~st2~0) 1)) (<= 3 ~r1~0) (<= (+ ~st3~0 ~st1~0 ~st2~0) 1) (= 0 |assert_#in~arg|) (not (< ~r1~0 3))))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...