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-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-18 11:24:18,860 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-18 11:24:18,862 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-18 11:24:18,874 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-18 11:24:18,874 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-18 11:24:18,876 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-18 11:24:18,877 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-18 11:24:18,879 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-18 11:24:18,881 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-18 11:24:18,882 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-18 11:24:18,883 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-18 11:24:18,884 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-18 11:24:18,884 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-18 11:24:18,885 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-18 11:24:18,886 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-18 11:24:18,887 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-18 11:24:18,888 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-18 11:24:18,889 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-18 11:24:18,890 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-18 11:24:18,892 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-18 11:24:18,894 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-18 11:24:18,895 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-18 11:24:18,896 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-18 11:24:18,897 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-18 11:24:18,899 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-18 11:24:18,902 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-18 11:24:18,902 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-18 11:24:18,903 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-18 11:24:18,904 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-18 11:24:18,905 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-18 11:24:18,905 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-18 11:24:18,906 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-18 11:24:18,906 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-18 11:24:18,906 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-18 11:24:18,907 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-18 11:24:18,908 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-18 11:24:18,909 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 [2019-08-18 11:24:18,934 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-18 11:24:18,934 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-18 11:24:18,935 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-18 11:24:18,936 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-18 11:24:18,936 INFO L138 SettingsManager]: * Use SBE=true [2019-08-18 11:24:18,936 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-18 11:24:18,936 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-18 11:24:18,936 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-18 11:24:18,937 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-18 11:24:18,937 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-18 11:24:18,937 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-18 11:24:18,937 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-18 11:24:18,937 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-18 11:24:18,938 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-18 11:24:18,938 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-18 11:24:18,938 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-18 11:24:18,938 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-18 11:24:18,938 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-18 11:24:18,939 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-18 11:24:18,939 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-18 11:24:18,939 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-18 11:24:18,939 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 11:24:18,939 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-18 11:24:18,940 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-18 11:24:18,940 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-18 11:24:18,940 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-18 11:24:18,940 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-18 11:24:18,940 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-18 11:24:18,941 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-18 11:24:18,968 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-18 11:24:18,980 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-18 11:24:18,984 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-18 11:24:18,986 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-18 11:24:18,986 INFO L275 PluginConnector]: CDTParser initialized [2019-08-18 11:24:18,987 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-08-18 11:24:19,049 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1281abf55/912f3eb3da3c4fbe8d3ef07dfe1b5ade/FLAGb9264df63 [2019-08-18 11:24:19,632 INFO L306 CDTParser]: Found 1 translation units. [2019-08-18 11:24:19,633 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-08-18 11:24:19,647 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1281abf55/912f3eb3da3c4fbe8d3ef07dfe1b5ade/FLAGb9264df63 [2019-08-18 11:24:19,920 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1281abf55/912f3eb3da3c4fbe8d3ef07dfe1b5ade [2019-08-18 11:24:19,929 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-18 11:24:19,931 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-18 11:24:19,932 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-18 11:24:19,932 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-18 11:24:19,936 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-18 11:24:19,936 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 11:24:19" (1/1) ... [2019-08-18 11:24:19,939 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3907fe31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:24:19, skipping insertion in model container [2019-08-18 11:24:19,940 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 11:24:19" (1/1) ... [2019-08-18 11:24:19,947 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-18 11:24:20,027 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-18 11:24:20,689 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 11:24:20,703 INFO L188 MainTranslator]: Completed pre-run [2019-08-18 11:24:21,070 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 11:24:21,102 INFO L192 MainTranslator]: Completed translation [2019-08-18 11:24:21,103 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:24:21 WrapperNode [2019-08-18 11:24:21,103 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-18 11:24:21,104 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-18 11:24:21,105 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-18 11:24:21,105 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-18 11:24:21,121 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:24:21" (1/1) ... [2019-08-18 11:24:21,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:24:21" (1/1) ... [2019-08-18 11:24:21,157 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:24:21" (1/1) ... [2019-08-18 11:24:21,158 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:24:21" (1/1) ... [2019-08-18 11:24:21,202 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:24:21" (1/1) ... [2019-08-18 11:24:21,224 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:24:21" (1/1) ... [2019-08-18 11:24:21,235 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:24:21" (1/1) ... [2019-08-18 11:24:21,258 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-18 11:24:21,259 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-18 11:24:21,259 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-18 11:24:21,259 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-18 11:24:21,260 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:24:21" (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 [2019-08-18 11:24:21,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-18 11:24:21,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-18 11:24:21,325 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-18 11:24:21,325 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-18 11:24:21,326 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-18 11:24:21,326 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-18 11:24:21,326 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-08-18 11:24:21,326 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-18 11:24:21,326 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-18 11:24:21,326 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-18 11:24:21,327 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-18 11:24:21,327 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-18 11:24:21,327 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-18 11:24:21,327 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-18 11:24:21,327 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-08-18 11:24:21,327 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-18 11:24:21,328 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-18 11:24:21,328 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-18 11:24:21,328 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-18 11:24:21,328 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-18 11:24:22,793 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-18 11:24:22,794 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-18 11:24:22,796 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 11:24:22 BoogieIcfgContainer [2019-08-18 11:24:22,797 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-18 11:24:22,797 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-18 11:24:22,797 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-18 11:24:22,798 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-18 11:24:22,799 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 11:24:22" (1/1) ... [2019-08-18 11:24:22,818 INFO L148 IcfgInterpreter]: Started Sifa with 11 locations of interest [2019-08-18 11:24:22,824 INFO L155 IcfgInterpreter]: Building call graph [2019-08-18 11:24:22,851 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-18 11:24:22,860 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-18 11:24:22,861 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-18 11:24:22,982 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 11:24:22,984 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 11:24:22,985 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 11:24:22,997 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 [2019-08-18 11:24:22,997 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 11:24:23,318 WARN L188 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-08-18 11:24:23,320 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 11:24:23,337 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 11:24:23,339 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 11:24:23,340 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 11:24:23,341 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 11:24:23,342 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 11:24:23,343 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 11:24:23,347 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 [2019-08-18 11:24:23,348 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 11:24:23,708 WARN L188 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-08-18 11:24:23,709 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 11:24:23,710 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-18 11:24:23,710 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:223, output treesize:233 [2019-08-18 11:24:23,766 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 276 [2019-08-18 11:24:25,472 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:25,478 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:25,481 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:25,484 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:25,486 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:25,489 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:25,492 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:25,498 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:25,501 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:25,504 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:25,671 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:25,675 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:25,930 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:25,932 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:25,935 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:25,936 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:25,938 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:25,940 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:25,942 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:25,944 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:25,945 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:25,947 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:26,040 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:26,042 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:26,044 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:26,045 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:26,047 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:26,049 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:26,050 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:26,052 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 11:24:26,560 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-18 11:24:26,561 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-18 11:24:26,565 INFO L179 IcfgInterpreter]: Location mainErr3ASSERT_VIOLATIONERROR_FUNCTION has predicate 4459#(and (= ~nomsg~0 ~p1_new~0) (= ~nomsg~0 ~p2_new~0) (= ~id4~0 main_~node4__m4~3) (not (< ~id3~0 main_~node3__m3~1)) (= main_~__tmp_6~0 (ite (= main_~main__c1~0 0) 0 1)) (= ~id3~0 main_~node3__m3~1) (= 0 main_~check__tmp~5) (= ~__return_3767~0 main_~check__tmp~5) (= ~nomsg~0 ~p4_new~0) (= (mod main_~assert__arg~5 256) 0) (= 0 ~mode3~0) (not (= ~nomsg~0 main_~node4__m4~3)) (= main_~__tmp_6~0 main_~assert__arg~5) (not (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1)) (= ~st4~0 1) (not (< ~id4~0 main_~node4__m4~3)) (not (= ~nomsg~0 main_~node3__m3~1)) (= main_~main__c1~0 ~__return_3767~0) (= ~st3~0 1) (= ~p3_new~0 ~nomsg~0) (= 0 ~mode4~0)) [2019-08-18 11:24:26,565 INFO L179 IcfgInterpreter]: Location mainErr2ASSERT_VIOLATIONERROR_FUNCTION has predicate 4226#(and (= ~nomsg~0 ~p1_new~0) (= ~nomsg~0 ~p2_new~0) (not (= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 0)) (= main_~__tmp_5~0 main_~assert__arg~4) (= main_~__tmp_5~0 (ite (= main_~main__c1~0 0) 0 1)) (= main_~main__c1~0 ~__return_3599~0) (not (<= 4 (mod ~r1~0 256))) (= ~nomsg~0 ~p4_new~0) (= 0 (mod main_~assert__arg~4 256)) (or (and (not (= ~nomsg~0 main_~node3__m3~1)) (= ~st3~0 1) (not (< ~id3~0 main_~node3__m3~1)) (= ~id3~0 main_~node3__m3~1) (= ~nomsg~0 main_~node4__m4~3) (= 0 ~mode4~0) (= 0 ~mode3~0)) (and (= 0 ~mode4~0) (or (and (not (= ~nomsg~0 main_~node3__m3~1)) (= ~send4~0 main_~node4__m4~3) (= ~st3~0 1) (not (< ~id3~0 main_~node3__m3~1)) (= ~id3~0 main_~node3__m3~1) (< ~id4~0 main_~node4__m4~3) (= 0 ~mode3~0) (not (= ~nomsg~0 main_~node4__m4~3))) (and (not (< ~id4~0 main_~node4__m4~3)) (not (= ~nomsg~0 main_~node3__m3~1)) (= ~st3~0 1) (not (= ~id4~0 main_~node4__m4~3)) (not (< ~id3~0 main_~node3__m3~1)) (= ~id3~0 main_~node3__m3~1) (= 0 ~mode3~0) (not (= ~nomsg~0 main_~node4__m4~3)))))) (= ~__return_3599~0 main_~check__tmp~4) (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1) (= 0 main_~check__tmp~4) (= ~p3_new~0 ~nomsg~0)) [2019-08-18 11:24:26,566 INFO L179 IcfgInterpreter]: Location mainErr4ASSERT_VIOLATIONERROR_FUNCTION has predicate 4183#(and (= ~nomsg~0 ~p2_new~0) (= ~nomsg~0 ~p1_new~0) (not (= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 0)) (= (mod main_~assert__arg~6 256) 0) (= ~__return_3972~0 main_~check__tmp~6) (not (<= 4 (mod ~r1~0 256))) (= ~nomsg~0 ~p4_new~0) (= 0 main_~check__tmp~6) (= main_~__tmp_7~0 (ite (= main_~main__c1~0 0) 0 1)) (= main_~main__c1~0 ~__return_3972~0) (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1) (= main_~__tmp_7~0 main_~assert__arg~6) (= ~p3_new~0 ~nomsg~0) (or (and (= ~nomsg~0 main_~node4__m4~4) (= 0 ~mode4~0)) (and (or (and (< ~id4~0 main_~node4__m4~4) (= ~send4~0 main_~node4__m4~4) (not (= ~nomsg~0 main_~node4__m4~4))) (and (not (< ~id4~0 main_~node4__m4~4)) (not (= ~id4~0 main_~node4__m4~4)) (not (= ~nomsg~0 main_~node4__m4~4)))) (= 0 ~mode4~0)))) [2019-08-18 11:24:26,566 INFO L179 IcfgInterpreter]: Location mainErr9ASSERT_VIOLATIONERROR_FUNCTION has predicate 4419#(and (= 0 (mod main_~assert__arg~11 256)) (not (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1)) (= main_~check__tmp~12 ~__return_3681~0) (= main_~main__c1~0 ~__return_3681~0) (= 0 main_~check__tmp~12) (= main_~assert__arg~11 main_~__tmp_12~0) (= (ite (= main_~main__c1~0 0) 0 1) main_~__tmp_12~0)) [2019-08-18 11:24:26,567 INFO L179 IcfgInterpreter]: Location mainErr1ASSERT_VIOLATIONERROR_FUNCTION has predicate 4140#(and (= ~nomsg~0 ~p1_new~0) (= ~nomsg~0 ~p2_new~0) (not (= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 0)) (= ~__return_3414~0 main_~check__tmp~3) (= 0 (mod main_~assert__arg~3 256)) (or (and (= ~nomsg~0 main_~node3__m3~1) (= 0 ~mode3~0)) (and (or (and (not (= ~id3~0 main_~node3__m3~1)) (not (= ~nomsg~0 main_~node3__m3~1)) (not (< ~id3~0 main_~node3__m3~1))) (and (= ~send3~0 main_~node3__m3~1) (not (= ~nomsg~0 main_~node3__m3~1)) (< ~id3~0 main_~node3__m3~1))) (= 0 ~mode3~0))) (= main_~__tmp_4~0 main_~assert__arg~3) (= main_~main__c1~0 ~__return_3414~0) (not (<= 4 (mod ~r1~0 256))) (= ~nomsg~0 ~p4_new~0) (not (< ~id4~0 main_~node4__m4~1)) (= ~st4~0 1) (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1) (= main_~__tmp_4~0 (ite (= main_~main__c1~0 0) 0 1)) (= ~id4~0 main_~node4__m4~1) (= 0 main_~check__tmp~3) (= ~p3_new~0 ~nomsg~0) (not (= ~nomsg~0 main_~node4__m4~1)) (= 0 ~mode4~0)) [2019-08-18 11:24:26,567 INFO L179 IcfgInterpreter]: Location mainErr8ASSERT_VIOLATIONERROR_FUNCTION has predicate 4379#(and (= ~nomsg~0 ~p1_new~0) (= ~nomsg~0 ~p2_new~0) (= main_~check__tmp~11 ~__return_3484~0) (= 0 main_~check__tmp~11) (= main_~main__c1~0 ~__return_3484~0) (= 0 (mod main_~assert__arg~10 256)) (= ~nomsg~0 ~p4_new~0) (not (< ~id4~0 main_~node4__m4~6)) (not (= ~nomsg~0 main_~node4__m4~6)) (= (ite (= main_~main__c1~0 0) 0 1) main_~__tmp_11~0) (not (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1)) (= ~st4~0 1) (= ~id4~0 main_~node4__m4~6) (= ~p3_new~0 ~nomsg~0) (= 0 ~mode4~0) (= main_~assert__arg~10 main_~__tmp_11~0)) [2019-08-18 11:24:26,567 INFO L179 IcfgInterpreter]: Location mainErr10ASSERT_VIOLATIONERROR_FUNCTION has predicate 4346#(and (not (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1)) (= 0 (mod main_~assert__arg~12 256)) (= 0 main_~check__tmp~14) (= main_~check__tmp~14 ~__return_4066~0) (= main_~assert__arg~12 main_~__tmp_13~0) (= main_~main__c1~0 ~__return_4066~0) (= (ite (= main_~main__c1~0 0) 0 1) main_~__tmp_13~0)) [2019-08-18 11:24:26,568 INFO L179 IcfgInterpreter]: Location mainErr7ASSERT_VIOLATIONERROR_FUNCTION has predicate 4089#(and (= (mod main_~assert__arg~9 256) 0) (not (= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 0)) (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1) (= main_~main__c1~0 ~__return_3327~0) (= 0 main_~check__tmp~10) (not (<= 4 (mod ~r1~0 256))) (= (ite (= main_~main__c1~0 0) 0 1) main_~__tmp_10~0) (= main_~assert__arg~9 main_~__tmp_10~0) (= main_~check__tmp~10 ~__return_3327~0)) [2019-08-18 11:24:26,568 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 3997#(and (= 0 (mod main_~assert__arg~2 256)) (= main_~__tmp_3~0 main_~assert__arg~2) (= main_~__tmp_3~0 (ite (= main_~main__c1~0 0) 0 1))) [2019-08-18 11:24:26,568 INFO L179 IcfgInterpreter]: Location mainErr6ASSERT_VIOLATIONERROR_FUNCTION has predicate 4306#(and (= 0 (mod main_~assert__arg~8 256)) (= main_~main__c1~0 ~__return_4324~0) (not (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1)) (= main_~__tmp_9~0 main_~assert__arg~8) (= ~__return_4324~0 main_~check__tmp~8) (= 0 main_~check__tmp~8) (= main_~__tmp_9~0 (ite (= main_~main__c1~0 0) 0 1))) [2019-08-18 11:24:26,569 INFO L179 IcfgInterpreter]: Location mainErr5ASSERT_VIOLATIONERROR_FUNCTION has predicate 4266#(and (= ~nomsg~0 ~p1_new~0) (= ~nomsg~0 ~p2_new~0) (= main_~__tmp_8~0 main_~assert__arg~7) (= ~__return_4150~0 main_~check__tmp~7) (= ~nomsg~0 ~p4_new~0) (= 0 main_~check__tmp~7) (not (= ~nomsg~0 main_~node4__m4~4)) (not (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1)) (= ~st4~0 1) (= (mod main_~assert__arg~7 256) 0) (= main_~__tmp_8~0 (ite (= main_~main__c1~0 0) 0 1)) (not (< ~id4~0 main_~node4__m4~4)) (= ~p3_new~0 ~nomsg~0) (= 0 ~mode4~0) (= main_~main__c1~0 ~__return_4150~0) (= ~id4~0 main_~node4__m4~4)) [2019-08-18 11:24:26,593 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-18 11:24:26,594 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-18 11:24:26,596 INFO L168 Benchmark]: Toolchain (without parser) took 6665.04 ms. Allocated memory was 138.4 MB in the beginning and 445.6 MB in the end (delta: 307.2 MB). Free memory was 83.8 MB in the beginning and 181.1 MB in the end (delta: -97.3 MB). Peak memory consumption was 330.5 MB. Max. memory is 7.1 GB. [2019-08-18 11:24:26,597 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 138.4 MB. Free memory was 104.5 MB in the beginning and 104.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-18 11:24:26,601 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1171.84 ms. Allocated memory was 138.4 MB in the beginning and 212.3 MB in the end (delta: 73.9 MB). Free memory was 83.6 MB in the beginning and 166.9 MB in the end (delta: -83.3 MB). Peak memory consumption was 36.8 MB. Max. memory is 7.1 GB. [2019-08-18 11:24:26,602 INFO L168 Benchmark]: Boogie Preprocessor took 154.56 ms. Allocated memory is still 212.3 MB. Free memory was 166.9 MB in the beginning and 161.7 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. [2019-08-18 11:24:26,605 INFO L168 Benchmark]: RCFGBuilder took 1537.89 ms. Allocated memory was 212.3 MB in the beginning and 297.3 MB in the end (delta: 84.9 MB). Free memory was 161.7 MB in the beginning and 214.6 MB in the end (delta: -52.8 MB). Peak memory consumption was 106.2 MB. Max. memory is 7.1 GB. [2019-08-18 11:24:26,606 INFO L168 Benchmark]: Symbolic Interpretation took 3797.03 ms. Allocated memory was 297.3 MB in the beginning and 445.6 MB in the end (delta: 148.4 MB). Free memory was 214.6 MB in the beginning and 181.1 MB in the end (delta: 33.5 MB). Peak memory consumption was 302.4 MB. Max. memory is 7.1 GB. [2019-08-18 11:24:26,615 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 900]: 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 4459#(and (= ~nomsg~0 ~p1_new~0) (= ~nomsg~0 ~p2_new~0) (= ~id4~0 main_~node4__m4~3) (not (< ~id3~0 main_~node3__m3~1)) (= main_~__tmp_6~0 (ite (= main_~main__c1~0 0) 0 1)) (= ~id3~0 main_~node3__m3~1) (= 0 main_~check__tmp~5) (= ~__return_3767~0 main_~check__tmp~5) (= ~nomsg~0 ~p4_new~0) (= (mod main_~assert__arg~5 256) 0) (= 0 ~mode3~0) (not (= ~nomsg~0 main_~node4__m4~3)) (= main_~__tmp_6~0 main_~assert__arg~5) (not (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1)) (= ~st4~0 1) (not (< ~id4~0 main_~node4__m4~3)) (not (= ~nomsg~0 main_~node3__m3~1)) (= main_~main__c1~0 ~__return_3767~0) (= ~st3~0 1) (= ~p3_new~0 ~nomsg~0) (= 0 ~mode4~0)). Possible FailurePath: - UnprovableResult [Line: 851]: 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 4226#(and (= ~nomsg~0 ~p1_new~0) (= ~nomsg~0 ~p2_new~0) (not (= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 0)) (= main_~__tmp_5~0 main_~assert__arg~4) (= main_~__tmp_5~0 (ite (= main_~main__c1~0 0) 0 1)) (= main_~main__c1~0 ~__return_3599~0) (not (<= 4 (mod ~r1~0 256))) (= ~nomsg~0 ~p4_new~0) (= 0 (mod main_~assert__arg~4 256)) (or (and (not (= ~nomsg~0 main_~node3__m3~1)) (= ~st3~0 1) (not (< ~id3~0 main_~node3__m3~1)) (= ~id3~0 main_~node3__m3~1) (= ~nomsg~0 main_~node4__m4~3) (= 0 ~mode4~0) (= 0 ~mode3~0)) (and (= 0 ~mode4~0) (or (and (not (= ~nomsg~0 main_~node3__m3~1)) (= ~send4~0 main_~node4__m4~3) (= ~st3~0 1) (not (< ~id3~0 main_~node3__m3~1)) (= ~id3~0 main_~node3__m3~1) (< ~id4~0 main_~node4__m4~3) (= 0 ~mode3~0) (not (= ~nomsg~0 main_~node4__m4~3))) (and (not (< ~id4~0 main_~node4__m4~3)) (not (= ~nomsg~0 main_~node3__m3~1)) (= ~st3~0 1) (not (= ~id4~0 main_~node4__m4~3)) (not (< ~id3~0 main_~node3__m3~1)) (= ~id3~0 main_~node3__m3~1) (= 0 ~mode3~0) (not (= ~nomsg~0 main_~node4__m4~3)))))) (= ~__return_3599~0 main_~check__tmp~4) (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1) (= 0 main_~check__tmp~4) (= ~p3_new~0 ~nomsg~0)). Possible FailurePath: - UnprovableResult [Line: 1017]: 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 4183#(and (= ~nomsg~0 ~p2_new~0) (= ~nomsg~0 ~p1_new~0) (not (= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 0)) (= (mod main_~assert__arg~6 256) 0) (= ~__return_3972~0 main_~check__tmp~6) (not (<= 4 (mod ~r1~0 256))) (= ~nomsg~0 ~p4_new~0) (= 0 main_~check__tmp~6) (= main_~__tmp_7~0 (ite (= main_~main__c1~0 0) 0 1)) (= main_~main__c1~0 ~__return_3972~0) (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1) (= main_~__tmp_7~0 main_~assert__arg~6) (= ~p3_new~0 ~nomsg~0) (or (and (= ~nomsg~0 main_~node4__m4~4) (= 0 ~mode4~0)) (and (or (and (< ~id4~0 main_~node4__m4~4) (= ~send4~0 main_~node4__m4~4) (not (= ~nomsg~0 main_~node4__m4~4))) (and (not (< ~id4~0 main_~node4__m4~4)) (not (= ~id4~0 main_~node4__m4~4)) (not (= ~nomsg~0 main_~node4__m4~4)))) (= 0 ~mode4~0)))). Possible FailurePath: - UnprovableResult [Line: 1446]: 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 4419#(and (= 0 (mod main_~assert__arg~11 256)) (not (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1)) (= main_~check__tmp~12 ~__return_3681~0) (= main_~main__c1~0 ~__return_3681~0) (= 0 main_~check__tmp~12) (= main_~assert__arg~11 main_~__tmp_12~0) (= (ite (= main_~main__c1~0 0) 0 1) main_~__tmp_12~0)). Possible FailurePath: - UnprovableResult [Line: 761]: 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 4140#(and (= ~nomsg~0 ~p1_new~0) (= ~nomsg~0 ~p2_new~0) (not (= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 0)) (= ~__return_3414~0 main_~check__tmp~3) (= 0 (mod main_~assert__arg~3 256)) (or (and (= ~nomsg~0 main_~node3__m3~1) (= 0 ~mode3~0)) (and (or (and (not (= ~id3~0 main_~node3__m3~1)) (not (= ~nomsg~0 main_~node3__m3~1)) (not (< ~id3~0 main_~node3__m3~1))) (and (= ~send3~0 main_~node3__m3~1) (not (= ~nomsg~0 main_~node3__m3~1)) (< ~id3~0 main_~node3__m3~1))) (= 0 ~mode3~0))) (= main_~__tmp_4~0 main_~assert__arg~3) (= main_~main__c1~0 ~__return_3414~0) (not (<= 4 (mod ~r1~0 256))) (= ~nomsg~0 ~p4_new~0) (not (< ~id4~0 main_~node4__m4~1)) (= ~st4~0 1) (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1) (= main_~__tmp_4~0 (ite (= main_~main__c1~0 0) 0 1)) (= ~id4~0 main_~node4__m4~1) (= 0 main_~check__tmp~3) (= ~p3_new~0 ~nomsg~0) (not (= ~nomsg~0 main_~node4__m4~1)) (= 0 ~mode4~0)). Possible FailurePath: - UnprovableResult [Line: 1370]: 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 4379#(and (= ~nomsg~0 ~p1_new~0) (= ~nomsg~0 ~p2_new~0) (= main_~check__tmp~11 ~__return_3484~0) (= 0 main_~check__tmp~11) (= main_~main__c1~0 ~__return_3484~0) (= 0 (mod main_~assert__arg~10 256)) (= ~nomsg~0 ~p4_new~0) (not (< ~id4~0 main_~node4__m4~6)) (not (= ~nomsg~0 main_~node4__m4~6)) (= (ite (= main_~main__c1~0 0) 0 1) main_~__tmp_11~0) (not (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1)) (= ~st4~0 1) (= ~id4~0 main_~node4__m4~6) (= ~p3_new~0 ~nomsg~0) (= 0 ~mode4~0) (= main_~assert__arg~10 main_~__tmp_11~0)). Possible FailurePath: - UnprovableResult [Line: 1584]: 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 4346#(and (not (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1)) (= 0 (mod main_~assert__arg~12 256)) (= 0 main_~check__tmp~14) (= main_~check__tmp~14 ~__return_4066~0) (= main_~assert__arg~12 main_~__tmp_13~0) (= main_~main__c1~0 ~__return_4066~0) (= (ite (= main_~main__c1~0 0) 0 1) main_~__tmp_13~0)). Possible FailurePath: - UnprovableResult [Line: 1321]: 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 4089#(and (= (mod main_~assert__arg~9 256) 0) (not (= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 0)) (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1) (= main_~main__c1~0 ~__return_3327~0) (= 0 main_~check__tmp~10) (not (<= 4 (mod ~r1~0 256))) (= (ite (= main_~main__c1~0 0) 0 1) main_~__tmp_10~0) (= main_~assert__arg~9 main_~__tmp_10~0) (= main_~check__tmp~10 ~__return_3327~0)). Possible FailurePath: - UnprovableResult [Line: 473]: 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 3997#(and (= 0 (mod main_~assert__arg~2 256)) (= main_~__tmp_3~0 main_~assert__arg~2) (= main_~__tmp_3~0 (ite (= main_~main__c1~0 0) 0 1))). Possible FailurePath: - UnprovableResult [Line: 1142]: 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 4306#(and (= 0 (mod main_~assert__arg~8 256)) (= main_~main__c1~0 ~__return_4324~0) (not (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1)) (= main_~__tmp_9~0 main_~assert__arg~8) (= ~__return_4324~0 main_~check__tmp~8) (= 0 main_~check__tmp~8) (= main_~__tmp_9~0 (ite (= main_~main__c1~0 0) 0 1))). Possible FailurePath: - UnprovableResult [Line: 1066]: 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 4266#(and (= ~nomsg~0 ~p1_new~0) (= ~nomsg~0 ~p2_new~0) (= main_~__tmp_8~0 main_~assert__arg~7) (= ~__return_4150~0 main_~check__tmp~7) (= ~nomsg~0 ~p4_new~0) (= 0 main_~check__tmp~7) (not (= ~nomsg~0 main_~node4__m4~4)) (not (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1)) (= ~st4~0 1) (= (mod main_~assert__arg~7 256) 0) (= main_~__tmp_8~0 (ite (= main_~main__c1~0 0) 0 1)) (not (< ~id4~0 main_~node4__m4~4)) (= ~p3_new~0 ~nomsg~0) (= 0 ~mode4~0) (= main_~main__c1~0 ~__return_4150~0) (= ~id4~0 main_~node4__m4~4)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 138.4 MB. Free memory was 104.5 MB in the beginning and 104.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1171.84 ms. Allocated memory was 138.4 MB in the beginning and 212.3 MB in the end (delta: 73.9 MB). Free memory was 83.6 MB in the beginning and 166.9 MB in the end (delta: -83.3 MB). Peak memory consumption was 36.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 154.56 ms. Allocated memory is still 212.3 MB. Free memory was 166.9 MB in the beginning and 161.7 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1537.89 ms. Allocated memory was 212.3 MB in the beginning and 297.3 MB in the end (delta: 84.9 MB). Free memory was 161.7 MB in the beginning and 214.6 MB in the end (delta: -52.8 MB). Peak memory consumption was 106.2 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 3797.03 ms. Allocated memory was 297.3 MB in the beginning and 445.6 MB in the end (delta: 148.4 MB). Free memory was 214.6 MB in the beginning and 181.1 MB in the end (delta: 33.5 MB). Peak memory consumption was 302.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...