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.8.1.ufo.BOUNDED-16.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-18 09:33:25,810 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-18 09:33:25,812 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-18 09:33:25,824 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-18 09:33:25,825 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-18 09:33:25,826 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-18 09:33:25,827 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-18 09:33:25,829 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-18 09:33:25,831 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-18 09:33:25,832 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-18 09:33:25,833 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-18 09:33:25,834 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-18 09:33:25,835 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-18 09:33:25,836 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-18 09:33:25,837 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-18 09:33:25,838 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-18 09:33:25,839 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-18 09:33:25,840 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-18 09:33:25,841 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-18 09:33:25,843 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-18 09:33:25,845 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-18 09:33:25,846 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-18 09:33:25,847 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-18 09:33:25,848 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-18 09:33:25,850 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-18 09:33:25,854 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-18 09:33:25,855 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-18 09:33:25,855 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-18 09:33:25,856 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-18 09:33:25,857 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-18 09:33:25,858 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-18 09:33:25,858 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-18 09:33:25,859 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-18 09:33:25,859 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-18 09:33:25,860 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-18 09:33:25,860 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-18 09:33:25,861 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 09:33:25,876 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-18 09:33:25,877 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-18 09:33:25,878 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-18 09:33:25,878 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-18 09:33:25,878 INFO L138 SettingsManager]: * Use SBE=true [2019-08-18 09:33:25,879 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-18 09:33:25,879 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-18 09:33:25,879 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-18 09:33:25,879 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-18 09:33:25,879 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-18 09:33:25,880 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-18 09:33:25,880 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-18 09:33:25,880 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-18 09:33:25,880 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-18 09:33:25,880 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-18 09:33:25,881 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-18 09:33:25,881 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-18 09:33:25,881 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-18 09:33:25,881 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-18 09:33:25,882 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-18 09:33:25,882 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-18 09:33:25,882 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 09:33:25,882 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-18 09:33:25,882 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-18 09:33:25,883 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-18 09:33:25,883 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-18 09:33:25,883 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-18 09:33:25,883 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-18 09:33:25,883 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-18 09:33:25,913 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-18 09:33:25,926 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-18 09:33:25,930 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-18 09:33:25,931 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-18 09:33:25,932 INFO L275 PluginConnector]: CDTParser initialized [2019-08-18 09:33:25,932 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_lcr.8.1.ufo.BOUNDED-16.pals.c [2019-08-18 09:33:25,998 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e972e10c7/4850e852430c42d680b8a342ecb7f2d7/FLAG169b38ab3 [2019-08-18 09:33:26,520 INFO L306 CDTParser]: Found 1 translation units. [2019-08-18 09:33:26,520 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_lcr.8.1.ufo.BOUNDED-16.pals.c [2019-08-18 09:33:26,534 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e972e10c7/4850e852430c42d680b8a342ecb7f2d7/FLAG169b38ab3 [2019-08-18 09:33:26,888 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e972e10c7/4850e852430c42d680b8a342ecb7f2d7 [2019-08-18 09:33:26,897 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-18 09:33:26,899 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-18 09:33:26,900 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-18 09:33:26,900 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-18 09:33:26,904 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-18 09:33:26,904 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 09:33:26" (1/1) ... [2019-08-18 09:33:26,908 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ef7565e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:26, skipping insertion in model container [2019-08-18 09:33:26,908 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 09:33:26" (1/1) ... [2019-08-18 09:33:26,916 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-18 09:33:26,985 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-18 09:33:27,446 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 09:33:27,465 INFO L188 MainTranslator]: Completed pre-run [2019-08-18 09:33:27,552 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 09:33:27,582 INFO L192 MainTranslator]: Completed translation [2019-08-18 09:33:27,582 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:27 WrapperNode [2019-08-18 09:33:27,582 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-18 09:33:27,583 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-18 09:33:27,583 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-18 09:33:27,584 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-18 09:33:27,599 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:27" (1/1) ... [2019-08-18 09:33:27,600 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:27" (1/1) ... [2019-08-18 09:33:27,613 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:27" (1/1) ... [2019-08-18 09:33:27,614 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:27" (1/1) ... [2019-08-18 09:33:27,631 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:27" (1/1) ... [2019-08-18 09:33:27,649 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:27" (1/1) ... [2019-08-18 09:33:27,656 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:27" (1/1) ... [2019-08-18 09:33:27,662 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-18 09:33:27,664 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-18 09:33:27,664 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-18 09:33:27,664 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-18 09:33:27,665 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:27" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 09:33:27,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-18 09:33:27,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-18 09:33:27,719 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2019-08-18 09:33:27,719 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2019-08-18 09:33:27,719 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2019-08-18 09:33:27,719 INFO L138 BoogieDeclarations]: Found implementation of procedure node4 [2019-08-18 09:33:27,719 INFO L138 BoogieDeclarations]: Found implementation of procedure node5 [2019-08-18 09:33:27,720 INFO L138 BoogieDeclarations]: Found implementation of procedure node6 [2019-08-18 09:33:27,720 INFO L138 BoogieDeclarations]: Found implementation of procedure node7 [2019-08-18 09:33:27,720 INFO L138 BoogieDeclarations]: Found implementation of procedure node8 [2019-08-18 09:33:27,720 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-08-18 09:33:27,720 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-08-18 09:33:27,721 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-18 09:33:27,721 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-08-18 09:33:27,721 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-18 09:33:27,721 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-18 09:33:27,721 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-18 09:33:27,722 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-18 09:33:27,722 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-18 09:33:27,722 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-18 09:33:27,722 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-18 09:33:27,722 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-18 09:33:27,722 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-18 09:33:27,722 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-18 09:33:27,723 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-08-18 09:33:27,723 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-08-18 09:33:27,723 INFO L130 BoogieDeclarations]: Found specification of procedure node6 [2019-08-18 09:33:27,723 INFO L130 BoogieDeclarations]: Found specification of procedure node7 [2019-08-18 09:33:27,723 INFO L130 BoogieDeclarations]: Found specification of procedure node8 [2019-08-18 09:33:27,724 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-18 09:33:27,724 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-18 09:33:27,724 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-18 09:33:27,724 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-18 09:33:27,724 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-18 09:33:28,665 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-18 09:33:28,666 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-18 09:33:28,667 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 09:33:28 BoogieIcfgContainer [2019-08-18 09:33:28,667 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-18 09:33:28,668 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-18 09:33:28,668 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-18 09:33:28,668 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-18 09:33:28,669 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 09:33:28" (1/1) ... [2019-08-18 09:33:28,681 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-18 09:33:28,687 INFO L155 IcfgInterpreter]: Building call graph [2019-08-18 09:33:28,702 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-18 09:33:28,711 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-18 09:33:28,716 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-18 09:33:28,863 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:28,865 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:28,867 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:28,868 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:28,870 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:28,872 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:28,874 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:28,877 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:28,879 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:28,881 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:28,882 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:28,884 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:28,886 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:28,887 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:28,889 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:28,891 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:28,892 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:28,894 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:28,896 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:28,898 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:28,900 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:28,902 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:28,904 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:28,906 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:28,908 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:28,910 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:28,912 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:28,915 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:28,936 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 56 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 41 [2019-08-18 09:33:28,937 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 09:33:29,362 WARN L188 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-08-18 09:33:29,364 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 09:33:29,386 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:29,387 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:29,388 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:29,389 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:29,391 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:29,391 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:29,392 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:29,400 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 28 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 41 [2019-08-18 09:33:29,401 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 09:33:29,780 WARN L188 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-08-18 09:33:29,781 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 09:33:29,782 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-18 09:33:29,782 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:229, output treesize:255 [2019-08-18 09:33:29,839 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 274 [2019-08-18 09:33:29,948 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,965 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,966 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,972 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,974 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,975 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,977 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,980 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,981 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:29,983 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,021 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,021 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,025 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,027 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,028 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,030 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,032 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,033 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,034 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,195 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,196 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,197 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,200 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,201 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,203 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,204 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,205 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,206 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,216 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,217 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,219 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,220 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,221 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,222 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,224 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,226 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,227 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,250 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,250 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,253 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,253 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,254 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,256 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,257 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,258 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,259 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,268 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,270 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,271 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,272 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,272 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,294 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,294 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,295 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,298 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,299 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,299 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,305 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,306 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,307 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,320 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,321 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,321 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,324 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,324 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,326 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,328 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,328 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,329 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,379 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,474 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,567 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:30,568 INFO L185 IcfgInterpreter]: Interpreting procedure assert with input of size 24 [2019-08-18 09:33:30,569 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-18 09:33:30,569 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-18 09:33:30,572 INFO L179 IcfgInterpreter]: Location assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 778#(and (= ~nomsg~0 ~p1_new~0) (= ~nomsg~0 ~p2_new~0) (= ~nomsg~0 ~p8_new~0) (or (= 1 |assert_#in~arg|) (= 0 |assert_#in~arg|)) (= (mod assert_~arg 256) 0) (= ~nomsg~0 ~p5_new~0) (= ~nomsg~0 ~p4_new~0) (= assert_~arg |assert_#in~arg|) (= ~p3_new~0 ~nomsg~0) (= ~nomsg~0 ~p6_new~0) (= ~nomsg~0 ~p7_new~0)) [2019-08-18 09:33:30,582 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-18 09:33:30,582 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-18 09:33:30,584 INFO L168 Benchmark]: Toolchain (without parser) took 3685.24 ms. Allocated memory was 140.0 MB in the beginning and 263.7 MB in the end (delta: 123.7 MB). Free memory was 86.3 MB in the beginning and 223.8 MB in the end (delta: -137.5 MB). Peak memory consumption was 125.5 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:30,585 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 140.0 MB. Free memory is still 105.7 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-18 09:33:30,586 INFO L168 Benchmark]: CACSL2BoogieTranslator took 683.26 ms. Allocated memory was 140.0 MB in the beginning and 200.8 MB in the end (delta: 60.8 MB). Free memory was 86.3 MB in the beginning and 172.2 MB in the end (delta: -85.9 MB). Peak memory consumption was 25.1 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:30,587 INFO L168 Benchmark]: Boogie Preprocessor took 79.40 ms. Allocated memory is still 200.8 MB. Free memory was 172.2 MB in the beginning and 169.4 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:30,588 INFO L168 Benchmark]: RCFGBuilder took 1003.64 ms. Allocated memory is still 200.8 MB. Free memory was 168.5 MB in the beginning and 107.5 MB in the end (delta: 61.0 MB). Peak memory consumption was 61.0 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:30,590 INFO L168 Benchmark]: Symbolic Interpretation took 1914.67 ms. Allocated memory was 200.8 MB in the beginning and 263.7 MB in the end (delta: 62.9 MB). Free memory was 107.5 MB in the beginning and 223.8 MB in the end (delta: -116.3 MB). Peak memory consumption was 85.9 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:30,594 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 715]: 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 778#(and (= ~nomsg~0 ~p1_new~0) (= ~nomsg~0 ~p2_new~0) (= ~nomsg~0 ~p8_new~0) (or (= 1 |assert_#in~arg|) (= 0 |assert_#in~arg|)) (= (mod assert_~arg 256) 0) (= ~nomsg~0 ~p5_new~0) (= ~nomsg~0 ~p4_new~0) (= assert_~arg |assert_#in~arg|) (= ~p3_new~0 ~nomsg~0) (= ~nomsg~0 ~p6_new~0) (= ~nomsg~0 ~p7_new~0)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 140.0 MB. Free memory is still 105.7 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 683.26 ms. Allocated memory was 140.0 MB in the beginning and 200.8 MB in the end (delta: 60.8 MB). Free memory was 86.3 MB in the beginning and 172.2 MB in the end (delta: -85.9 MB). Peak memory consumption was 25.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 79.40 ms. Allocated memory is still 200.8 MB. Free memory was 172.2 MB in the beginning and 169.4 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1003.64 ms. Allocated memory is still 200.8 MB. Free memory was 168.5 MB in the beginning and 107.5 MB in the end (delta: 61.0 MB). Peak memory consumption was 61.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 1914.67 ms. Allocated memory was 200.8 MB in the beginning and 263.7 MB in the end (delta: 62.9 MB). Free memory was 107.5 MB in the beginning and 223.8 MB in the end (delta: -116.3 MB). Peak memory consumption was 85.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...