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.4.1.ufo.BOUNDED-8.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-584d7b9 [2019-08-31 19:48:27,660 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-31 19:48:27,662 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-31 19:48:27,680 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-31 19:48:27,680 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-31 19:48:27,682 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-31 19:48:27,684 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-31 19:48:27,694 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-31 19:48:27,699 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-31 19:48:27,701 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-31 19:48:27,704 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-08-31 19:48:27,706 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-31 19:48:27,706 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-31 19:48:27,708 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-31 19:48:27,710 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-31 19:48:27,711 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-31 19:48:27,713 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-31 19:48:27,715 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-31 19:48:27,716 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-31 19:48:27,722 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-31 19:48:27,726 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-31 19:48:27,728 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-31 19:48:27,731 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-31 19:48:27,732 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-31 19:48:27,734 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-31 19:48:27,734 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-31 19:48:27,734 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-31 19:48:27,736 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-31 19:48:27,737 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-31 19:48:27,738 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-31 19:48:27,738 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-31 19:48:27,740 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-31 19:48:27,741 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-31 19:48:27,742 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-31 19:48:27,744 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-31 19:48:27,744 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-31 19:48:27,745 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-31 19:48:27,745 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-31 19:48:27,745 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-31 19:48:27,746 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-31 19:48:27,746 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-31 19:48:27,748 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 19:48:27,787 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-31 19:48:27,787 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-31 19:48:27,789 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-31 19:48:27,789 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-31 19:48:27,789 INFO L138 SettingsManager]: * Use SBE=true [2019-08-31 19:48:27,790 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-31 19:48:27,790 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-31 19:48:27,793 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-31 19:48:27,794 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-31 19:48:27,794 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-31 19:48:27,794 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-31 19:48:27,794 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-31 19:48:27,794 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-31 19:48:27,795 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-31 19:48:27,795 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-31 19:48:27,795 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-31 19:48:27,795 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-31 19:48:27,796 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-31 19:48:27,796 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-31 19:48:27,796 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-31 19:48:27,797 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-31 19:48:27,797 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-31 19:48:27,797 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-31 19:48:27,798 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-31 19:48:27,798 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-31 19:48:27,798 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-31 19:48:27,798 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-31 19:48:27,798 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-31 19:48:27,799 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-31 19:48:27,848 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-31 19:48:27,867 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-31 19:48:27,871 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-31 19:48:27,872 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-31 19:48:27,873 INFO L275 PluginConnector]: CDTParser initialized [2019-08-31 19:48:27,873 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_lcr.4.1.ufo.BOUNDED-8.pals.c [2019-08-31 19:48:27,949 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7934218f/93624372759348c08ed5cf9f71232103/FLAG53641b60a [2019-08-31 19:48:28,439 INFO L306 CDTParser]: Found 1 translation units. [2019-08-31 19:48:28,444 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_lcr.4.1.ufo.BOUNDED-8.pals.c [2019-08-31 19:48:28,468 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7934218f/93624372759348c08ed5cf9f71232103/FLAG53641b60a [2019-08-31 19:48:28,774 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7934218f/93624372759348c08ed5cf9f71232103 [2019-08-31 19:48:28,783 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-31 19:48:28,784 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-31 19:48:28,785 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-31 19:48:28,785 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-31 19:48:28,789 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-31 19:48:28,789 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 07:48:28" (1/1) ... [2019-08-31 19:48:28,792 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ca3cfd5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:48:28, skipping insertion in model container [2019-08-31 19:48:28,793 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 07:48:28" (1/1) ... [2019-08-31 19:48:28,800 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-31 19:48:28,835 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-31 19:48:29,173 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 19:48:29,183 INFO L188 MainTranslator]: Completed pre-run [2019-08-31 19:48:29,229 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 19:48:29,259 INFO L192 MainTranslator]: Completed translation [2019-08-31 19:48:29,260 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:48:29 WrapperNode [2019-08-31 19:48:29,260 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-31 19:48:29,261 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-31 19:48:29,261 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-31 19:48:29,261 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-31 19:48:29,273 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:48:29" (1/1) ... [2019-08-31 19:48:29,273 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:48:29" (1/1) ... [2019-08-31 19:48:29,282 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:48:29" (1/1) ... [2019-08-31 19:48:29,282 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:48:29" (1/1) ... [2019-08-31 19:48:29,293 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:48:29" (1/1) ... [2019-08-31 19:48:29,303 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:48:29" (1/1) ... [2019-08-31 19:48:29,306 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:48:29" (1/1) ... [2019-08-31 19:48:29,310 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-31 19:48:29,311 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-31 19:48:29,311 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-31 19:48:29,311 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-31 19:48:29,312 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:48:29" (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 19:48:29,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-31 19:48:29,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-31 19:48:29,370 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2019-08-31 19:48:29,370 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2019-08-31 19:48:29,370 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2019-08-31 19:48:29,371 INFO L138 BoogieDeclarations]: Found implementation of procedure node4 [2019-08-31 19:48:29,371 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-08-31 19:48:29,371 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-08-31 19:48:29,371 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-31 19:48:29,371 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-08-31 19:48:29,371 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-31 19:48:29,372 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-31 19:48:29,372 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-31 19:48:29,372 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-31 19:48:29,372 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-31 19:48:29,372 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-31 19:48:29,372 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-31 19:48:29,373 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-31 19:48:29,373 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-31 19:48:29,373 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-31 19:48:29,373 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-08-31 19:48:29,373 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-31 19:48:29,373 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-31 19:48:29,374 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-31 19:48:29,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-31 19:48:29,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-31 19:48:30,004 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-31 19:48:30,004 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-31 19:48:30,006 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 07:48:30 BoogieIcfgContainer [2019-08-31 19:48:30,006 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-31 19:48:30,007 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-08-31 19:48:30,007 INFO L271 PluginConnector]: Initializing Sifa... [2019-08-31 19:48:30,007 INFO L275 PluginConnector]: Sifa initialized [2019-08-31 19:48:30,008 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 07:48:30" (1/1) ... [2019-08-31 19:48:30,045 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-31 19:48:30,045 INFO L169 IcfgInterpreter]: Building call graph [2019-08-31 19:48:30,055 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-31 19:48:30,064 INFO L179 IcfgInterpreter]: Starting interpretation [2019-08-31 19:48:30,065 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-08-31 19:48:30,212 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-31 19:48:30,214 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-31 19:48:30,215 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-31 19:48:30,234 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 15 treesize of output 21 [2019-08-31 19:48:30,236 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 19:48:30,387 WARN L188 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-08-31 19:48:30,388 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 19:48:30,405 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 19:48:30,406 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 19:48:30,407 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 19:48:30,409 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 19:48:30,412 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 19:48:30,415 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 19:48:30,417 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 12 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 21 [2019-08-31 19:48:30,418 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 19:48:30,572 WARN L188 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-08-31 19:48:30,573 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 19:48:30,574 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-31 19:48:30,574 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:121, output treesize:131 [2019-08-31 19:48:30,650 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 183 for LOIs [2019-08-31 19:48:31,098 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,099 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,100 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,101 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,102 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,103 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,105 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,108 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,110 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,112 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,113 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,114 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,116 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,117 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,118 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,120 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,121 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,125 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,127 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,129 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,131 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,133 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,135 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,169 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,170 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,175 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,176 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,178 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,179 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,184 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,186 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,187 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,287 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,288 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,300 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,302 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,303 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,305 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,306 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,307 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,308 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,430 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,430 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,431 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,434 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,435 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,437 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,438 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,439 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,439 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,456 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,457 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,459 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,459 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,460 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,461 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,463 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,464 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,465 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,509 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,510 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,511 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,511 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,512 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,517 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,521 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,521 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,522 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,522 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,527 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,527 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,528 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,579 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,579 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,580 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,580 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,581 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:31,583 INFO L199 IcfgInterpreter]: Interpreting procedure assert with input of size 46 for LOIs [2019-08-31 19:48:31,586 INFO L183 IcfgInterpreter]: Interpretation finished [2019-08-31 19:48:31,586 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-31 19:48:31,588 INFO L193 IcfgInterpreter]: Reachable states at location assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 428#(and (= ~nomsg~0 ~p2_new~0) (= ~nomsg~0 ~p1_new~0) (<= assert_~arg 1) (= (mod assert_~arg 256) 0) (<= |assert_#in~arg| 1) (<= 0 |assert_#in~arg|) (= ~nomsg~0 ~p4_new~0) (= assert_~arg |assert_#in~arg|) (= ~p3_new~0 ~nomsg~0) (or (and (or (and (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1) (not (< ~r1~0 4)) (= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1) (<= 4 ~r1~0)) (and (or (<= ~r1~0 4) (<= 4 ~r1~0)) (< ~r1~0 4) (or (and (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1) (<= 4 ~r1~0)) (and (not (<= 4 ~r1~0)) (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1) (= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 0))))) (= 1 |assert_#in~arg|)) (and (= 0 |assert_#in~arg|) (or (not (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1)) (and (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1) (not (< ~r1~0 4)) (<= 4 ~r1~0) (not (= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1))) (and (not (<= 4 ~r1~0)) (not (= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 0)) (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1))))) (<= 0 assert_~arg)) [2019-08-31 19:48:31,603 INFO L103 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-08-31 19:48:31,603 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-08-31 19:48:31,605 INFO L168 Benchmark]: Toolchain (without parser) took 2820.83 ms. Allocated memory was 130.5 MB in the beginning and 272.6 MB in the end (delta: 142.1 MB). Free memory was 84.7 MB in the beginning and 164.6 MB in the end (delta: -79.9 MB). Peak memory consumption was 62.2 MB. Max. memory is 7.1 GB. [2019-08-31 19:48:31,606 INFO L168 Benchmark]: CDTParser took 0.48 ms. Allocated memory is still 130.5 MB. Free memory was 104.1 MB in the beginning and 103.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-31 19:48:31,607 INFO L168 Benchmark]: CACSL2BoogieTranslator took 475.24 ms. Allocated memory was 130.5 MB in the beginning and 197.1 MB in the end (delta: 66.6 MB). Free memory was 84.5 MB in the beginning and 169.7 MB in the end (delta: -85.2 MB). Peak memory consumption was 24.0 MB. Max. memory is 7.1 GB. [2019-08-31 19:48:31,608 INFO L168 Benchmark]: Boogie Preprocessor took 49.84 ms. Allocated memory is still 197.1 MB. Free memory was 169.7 MB in the beginning and 167.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2019-08-31 19:48:31,609 INFO L168 Benchmark]: RCFGBuilder took 695.32 ms. Allocated memory is still 197.1 MB. Free memory was 167.1 MB in the beginning and 131.9 MB in the end (delta: 35.2 MB). Peak memory consumption was 35.2 MB. Max. memory is 7.1 GB. [2019-08-31 19:48:31,610 INFO L168 Benchmark]: Sifa took 1596.95 ms. Allocated memory was 197.1 MB in the beginning and 272.6 MB in the end (delta: 75.5 MB). Free memory was 131.9 MB in the beginning and 164.6 MB in the end (delta: -32.7 MB). Peak memory consumption was 42.8 MB. Max. memory is 7.1 GB. [2019-08-31 19:48:31,614 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 ms. Allocated memory is still 130.5 MB. Free memory was 104.1 MB in the beginning and 103.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 475.24 ms. Allocated memory was 130.5 MB in the beginning and 197.1 MB in the end (delta: 66.6 MB). Free memory was 84.5 MB in the beginning and 169.7 MB in the end (delta: -85.2 MB). Peak memory consumption was 24.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 49.84 ms. Allocated memory is still 197.1 MB. Free memory was 169.7 MB in the beginning and 167.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 695.32 ms. Allocated memory is still 197.1 MB. Free memory was 167.1 MB in the beginning and 131.9 MB in the end (delta: 35.2 MB). Peak memory consumption was 35.2 MB. Max. memory is 7.1 GB. * Sifa took 1596.95 ms. Allocated memory was 197.1 MB in the beginning and 272.6 MB in the end (delta: 75.5 MB). Free memory was 131.9 MB in the beginning and 164.6 MB in the end (delta: -32.7 MB). Peak memory consumption was 42.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions 1.5s OVERALL_TIME, 3 ICFG_INTERPRETER_ENTERED_PROCEDURES, 154 DAG_INTERPRETER_EARLY_EXIT_QUERIES, 1 DAG_INTERPRETER_EARLY_EXITS, 138 TOOLS_POST_APPLICATIONS, 0.6s TOOLS_POST_TIME, 15 TOOLS_POST_CALL_APPLICATIONS, 0.2s TOOLS_POST_CALL_TIME, 13 TOOLS_POST_RETURN_APPLICATIONS, 0.2s TOOLS_POST_RETURN_TIME, 0.9s TOOLS_QUANTIFIERELIM_TIME, 0.0s FLUID_QUERY_TIME, 155 FLUID_QUERIES, 4 FLUID_YES_ANSWERS, 59 DOMAIN_JOIN_APPLICATIONS, 0.4s 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, 51 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, 13 CALL_SUMMARIZER_APPLICATIONS, 8 CALL_SUMMARIZER_CACHE_MISSES, 1.0s CALL_SUMMARIZER_OVERALL_TIME, 1.0s 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, 331 DAG_COMPRESSION_PROCESSED_NODES, 177 DAG_COMPRESSION_RETAINED_NODES - UnprovableResult [Line: 397]: 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 428#(and (= ~nomsg~0 ~p2_new~0) (= ~nomsg~0 ~p1_new~0) (<= assert_~arg 1) (= (mod assert_~arg 256) 0) (<= |assert_#in~arg| 1) (<= 0 |assert_#in~arg|) (= ~nomsg~0 ~p4_new~0) (= assert_~arg |assert_#in~arg|) (= ~p3_new~0 ~nomsg~0) (or (and (or (and (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1) (not (< ~r1~0 4)) (= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1) (<= 4 ~r1~0)) (and (or (<= ~r1~0 4) (<= 4 ~r1~0)) (< ~r1~0 4) (or (and (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1) (<= 4 ~r1~0)) (and (not (<= 4 ~r1~0)) (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1) (= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 0))))) (= 1 |assert_#in~arg|)) (and (= 0 |assert_#in~arg|) (or (not (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1)) (and (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1) (not (< ~r1~0 4)) (<= 4 ~r1~0) (not (= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1))) (and (not (<= 4 ~r1~0)) (not (= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 0)) (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1))))) (<= 0 assert_~arg)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...