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.ufo.UNBOUNDED.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-584d7b9 [2019-08-31 19:48:21,633 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-31 19:48:21,635 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-31 19:48:21,647 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-31 19:48:21,647 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-31 19:48:21,648 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-31 19:48:21,650 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-31 19:48:21,651 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-31 19:48:21,653 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-31 19:48:21,654 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-31 19:48:21,655 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-08-31 19:48:21,656 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-31 19:48:21,656 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-31 19:48:21,657 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-31 19:48:21,658 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-31 19:48:21,659 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-31 19:48:21,660 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-31 19:48:21,661 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-31 19:48:21,662 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-31 19:48:21,664 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-31 19:48:21,665 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-31 19:48:21,666 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-31 19:48:21,667 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-31 19:48:21,668 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-31 19:48:21,670 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-31 19:48:21,670 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-31 19:48:21,670 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-31 19:48:21,671 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-31 19:48:21,672 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-31 19:48:21,673 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-31 19:48:21,673 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-31 19:48:21,673 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-31 19:48:21,674 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-31 19:48:21,675 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-31 19:48:21,676 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-31 19:48:21,676 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-31 19:48:21,677 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-31 19:48:21,677 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-31 19:48:21,677 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-31 19:48:21,678 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-31 19:48:21,679 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-31 19:48:21,679 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 19:48:21,693 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-31 19:48:21,693 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-31 19:48:21,695 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-31 19:48:21,695 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-31 19:48:21,695 INFO L138 SettingsManager]: * Use SBE=true [2019-08-31 19:48:21,695 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-31 19:48:21,696 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-31 19:48:21,696 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-31 19:48:21,696 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-31 19:48:21,696 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-31 19:48:21,696 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-31 19:48:21,697 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-31 19:48:21,697 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-31 19:48:21,697 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-31 19:48:21,697 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-31 19:48:21,697 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-31 19:48:21,698 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-31 19:48:21,698 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-31 19:48:21,698 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-31 19:48:21,698 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-31 19:48:21,698 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-31 19:48:21,699 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-31 19:48:21,699 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-31 19:48:21,699 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-31 19:48:21,699 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-31 19:48:21,699 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-31 19:48:21,700 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-31 19:48:21,700 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-31 19:48:21,700 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-31 19:48:21,728 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-31 19:48:21,740 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-31 19:48:21,743 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-31 19:48:21,745 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-31 19:48:21,745 INFO L275 PluginConnector]: CDTParser initialized [2019-08-31 19:48:21,746 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_lcr.3.ufo.UNBOUNDED.pals.c [2019-08-31 19:48:21,806 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/558cc63eb/432ba9f43fdd46acbcc13e438d1d5e16/FLAGb7cd215d8 [2019-08-31 19:48:22,274 INFO L306 CDTParser]: Found 1 translation units. [2019-08-31 19:48:22,275 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_lcr.3.ufo.UNBOUNDED.pals.c [2019-08-31 19:48:22,284 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/558cc63eb/432ba9f43fdd46acbcc13e438d1d5e16/FLAGb7cd215d8 [2019-08-31 19:48:22,651 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/558cc63eb/432ba9f43fdd46acbcc13e438d1d5e16 [2019-08-31 19:48:22,661 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-31 19:48:22,663 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-31 19:48:22,664 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-31 19:48:22,664 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-31 19:48:22,668 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-31 19:48:22,669 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 07:48:22" (1/1) ... [2019-08-31 19:48:22,672 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46a1bea4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:48:22, skipping insertion in model container [2019-08-31 19:48:22,672 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 07:48:22" (1/1) ... [2019-08-31 19:48:22,679 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-31 19:48:22,726 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-31 19:48:23,028 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 19:48:23,038 INFO L188 MainTranslator]: Completed pre-run [2019-08-31 19:48:23,078 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 19:48:23,096 INFO L192 MainTranslator]: Completed translation [2019-08-31 19:48:23,096 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:48:23 WrapperNode [2019-08-31 19:48:23,097 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-31 19:48:23,097 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-31 19:48:23,097 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-31 19:48:23,098 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-31 19:48:23,107 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:48:23" (1/1) ... [2019-08-31 19:48:23,108 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:48:23" (1/1) ... [2019-08-31 19:48:23,115 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:48:23" (1/1) ... [2019-08-31 19:48:23,115 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:48:23" (1/1) ... [2019-08-31 19:48:23,124 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:48:23" (1/1) ... [2019-08-31 19:48:23,133 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:48:23" (1/1) ... [2019-08-31 19:48:23,135 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:48:23" (1/1) ... [2019-08-31 19:48:23,139 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-31 19:48:23,139 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-31 19:48:23,139 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-31 19:48:23,140 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-31 19:48:23,141 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:48:23" (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 19:48:23,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-31 19:48:23,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-31 19:48:23,203 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2019-08-31 19:48:23,203 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2019-08-31 19:48:23,203 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2019-08-31 19:48:23,203 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-08-31 19:48:23,203 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-08-31 19:48:23,203 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-31 19:48:23,204 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-08-31 19:48:23,204 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-31 19:48:23,204 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-31 19:48:23,204 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-31 19:48:23,204 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-08-31 19:48:23,205 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-31 19:48:23,205 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-31 19:48:23,205 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-31 19:48:23,205 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-31 19:48:23,205 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-31 19:48:23,206 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-31 19:48:23,206 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-31 19:48:23,206 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-31 19:48:23,206 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-31 19:48:23,206 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-31 19:48:23,206 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-31 19:48:23,207 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-31 19:48:23,720 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-31 19:48:23,720 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-31 19:48:23,722 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 07:48:23 BoogieIcfgContainer [2019-08-31 19:48:23,722 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-31 19:48:23,722 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-08-31 19:48:23,722 INFO L271 PluginConnector]: Initializing Sifa... [2019-08-31 19:48:23,723 INFO L275 PluginConnector]: Sifa initialized [2019-08-31 19:48:23,724 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 07:48:23" (1/1) ... [2019-08-31 19:48:23,758 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-31 19:48:23,758 INFO L169 IcfgInterpreter]: Building call graph [2019-08-31 19:48:23,767 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-31 19:48:23,778 INFO L179 IcfgInterpreter]: Starting interpretation [2019-08-31 19:48:23,780 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-08-31 19:48:23,900 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-31 19:48:23,901 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-31 19:48:23,919 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 19:48:23,920 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 19:48:24,049 WARN L188 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-08-31 19:48:24,050 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 19:48:24,065 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 19:48:24,067 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 19:48:24,070 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 19:48:24,073 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 19:48:24,073 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 19:48:24,182 WARN L188 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-08-31 19:48:24,183 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 19:48:24,184 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-31 19:48:24,185 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:94, output treesize:100 [2019-08-31 19:48:24,230 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 140 for LOIs [2019-08-31 19:48:24,514 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:24,515 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:24,516 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:24,517 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:24,518 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:24,519 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:24,520 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:24,521 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:24,522 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:24,523 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:24,524 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:24,525 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:24,526 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:24,527 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:24,528 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:24,530 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:24,563 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:24,585 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:24,609 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:24,611 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:24,614 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:24,615 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:24,616 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:24,622 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:24,626 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:24,627 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:24,628 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:24,718 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:24,719 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:24,722 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:24,724 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:24,729 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:24,733 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:24,734 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:24,735 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:24,736 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:24,865 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:24,866 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:24,867 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:24,869 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:24,870 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:24,872 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:24,873 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:24,874 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:24,875 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:24,948 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:24,957 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:25,041 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:48:25,043 INFO L199 IcfgInterpreter]: Interpreting procedure assert with input of size 6 for LOIs [2019-08-31 19:48:25,045 INFO L183 IcfgInterpreter]: Interpretation finished [2019-08-31 19:48:25,045 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-31 19:48:25,048 INFO L193 IcfgInterpreter]: Reachable states at location assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 353#(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 19:48:25,065 INFO L103 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-08-31 19:48:25,065 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-08-31 19:48:25,068 INFO L168 Benchmark]: Toolchain (without parser) took 2404.16 ms. Allocated memory was 134.7 MB in the beginning and 229.1 MB in the end (delta: 94.4 MB). Free memory was 89.9 MB in the beginning and 100.3 MB in the end (delta: -10.4 MB). Peak memory consumption was 84.0 MB. Max. memory is 7.1 GB. [2019-08-31 19:48:25,072 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 134.7 MB. Free memory was 109.2 MB in the beginning and 109.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-31 19:48:25,073 INFO L168 Benchmark]: CACSL2BoogieTranslator took 432.54 ms. Allocated memory was 134.7 MB in the beginning and 200.8 MB in the end (delta: 66.1 MB). Free memory was 89.7 MB in the beginning and 174.1 MB in the end (delta: -84.5 MB). Peak memory consumption was 24.5 MB. Max. memory is 7.1 GB. [2019-08-31 19:48:25,074 INFO L168 Benchmark]: Boogie Preprocessor took 41.67 ms. Allocated memory is still 200.8 MB. Free memory was 174.1 MB in the beginning and 172.4 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-08-31 19:48:25,079 INFO L168 Benchmark]: RCFGBuilder took 582.73 ms. Allocated memory is still 200.8 MB. Free memory was 172.4 MB in the beginning and 142.5 MB in the end (delta: 29.9 MB). Peak memory consumption was 29.9 MB. Max. memory is 7.1 GB. [2019-08-31 19:48:25,081 INFO L168 Benchmark]: Sifa took 1343.26 ms. Allocated memory was 200.8 MB in the beginning and 229.1 MB in the end (delta: 28.3 MB). Free memory was 142.5 MB in the beginning and 100.3 MB in the end (delta: 42.2 MB). Peak memory consumption was 70.5 MB. Max. memory is 7.1 GB. [2019-08-31 19:48:25,091 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 134.7 MB. Free memory was 109.2 MB in the beginning and 109.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 432.54 ms. Allocated memory was 134.7 MB in the beginning and 200.8 MB in the end (delta: 66.1 MB). Free memory was 89.7 MB in the beginning and 174.1 MB in the end (delta: -84.5 MB). Peak memory consumption was 24.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 41.67 ms. Allocated memory is still 200.8 MB. Free memory was 174.1 MB in the beginning and 172.4 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 582.73 ms. Allocated memory is still 200.8 MB. Free memory was 172.4 MB in the beginning and 142.5 MB in the end (delta: 29.9 MB). Peak memory consumption was 29.9 MB. Max. memory is 7.1 GB. * Sifa took 1343.26 ms. Allocated memory was 200.8 MB in the beginning and 229.1 MB in the end (delta: 28.3 MB). Free memory was 142.5 MB in the beginning and 100.3 MB in the end (delta: 42.2 MB). Peak memory consumption was 70.5 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, 128 DAG_INTERPRETER_EARLY_EXIT_QUERIES, 1 DAG_INTERPRETER_EARLY_EXITS, 114 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, 129 FLUID_QUERIES, 4 FLUID_YES_ANSWERS, 48 DOMAIN_JOIN_APPLICATIONS, 0.3s 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, 41 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, 277 DAG_COMPRESSION_PROCESSED_NODES, 149 DAG_COMPRESSION_RETAINED_NODES - UnprovableResult [Line: 328]: 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 353#(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...