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_floodmax.5.4.ufo.BOUNDED-10.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-10 04:19:12,884 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-10 04:19:12,886 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-10 04:19:12,899 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-10 04:19:12,900 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-10 04:19:12,901 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-10 04:19:12,902 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-10 04:19:12,904 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-10 04:19:12,906 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-10 04:19:12,907 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-10 04:19:12,908 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-10 04:19:12,909 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-10 04:19:12,909 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-10 04:19:12,910 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-10 04:19:12,911 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-10 04:19:12,912 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-10 04:19:12,913 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-10 04:19:12,914 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-10 04:19:12,916 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-10 04:19:12,918 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-10 04:19:12,920 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-10 04:19:12,921 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-10 04:19:12,922 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-10 04:19:12,923 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-10 04:19:12,925 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-10 04:19:12,925 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-10 04:19:12,925 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-10 04:19:12,927 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-10 04:19:12,927 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-10 04:19:12,928 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-10 04:19:12,928 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-10 04:19:12,929 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-10 04:19:12,930 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-10 04:19:12,931 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-10 04:19:12,932 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-10 04:19:12,932 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-10 04:19:12,933 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-10 04:19:12,933 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-10 04:19:12,933 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-10 04:19:12,934 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-10 04:19:12,935 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-10 04:19:12,936 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 [2019-08-10 04:19:12,950 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-10 04:19:12,951 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-10 04:19:12,952 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-10 04:19:12,953 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-10 04:19:12,953 INFO L138 SettingsManager]: * Use SBE=true [2019-08-10 04:19:12,953 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-10 04:19:12,953 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-10 04:19:12,954 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-10 04:19:12,954 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-10 04:19:12,954 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-10 04:19:12,954 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-10 04:19:12,954 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-10 04:19:12,954 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-10 04:19:12,955 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-10 04:19:12,955 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-10 04:19:12,955 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-10 04:19:12,955 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-10 04:19:12,956 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-10 04:19:12,956 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-10 04:19:12,956 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-10 04:19:12,956 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-10 04:19:12,956 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-10 04:19:12,957 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-10 04:19:12,957 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-10 04:19:12,957 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-10 04:19:12,957 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-10 04:19:12,957 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-10 04:19:12,958 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-10 04:19:12,958 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-10 04:19:12,994 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-10 04:19:13,015 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-10 04:19:13,019 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-10 04:19:13,020 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-10 04:19:13,021 INFO L275 PluginConnector]: CDTParser initialized [2019-08-10 04:19:13,021 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_floodmax.5.4.ufo.BOUNDED-10.pals.c [2019-08-10 04:19:13,099 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/998b13511/2782ce304a934017bdf23b5f0a36c01a/FLAG3d5be7291 [2019-08-10 04:19:13,778 INFO L306 CDTParser]: Found 1 translation units. [2019-08-10 04:19:13,779 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_floodmax.5.4.ufo.BOUNDED-10.pals.c [2019-08-10 04:19:13,797 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/998b13511/2782ce304a934017bdf23b5f0a36c01a/FLAG3d5be7291 [2019-08-10 04:19:13,957 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/998b13511/2782ce304a934017bdf23b5f0a36c01a [2019-08-10 04:19:13,968 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-10 04:19:13,969 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-10 04:19:13,970 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-10 04:19:13,971 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-10 04:19:13,974 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-10 04:19:13,975 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 04:19:13" (1/1) ... [2019-08-10 04:19:13,978 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d2275b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 04:19:13, skipping insertion in model container [2019-08-10 04:19:13,978 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 04:19:13" (1/1) ... [2019-08-10 04:19:13,985 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-10 04:19:14,048 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-10 04:19:14,629 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 04:19:14,643 INFO L188 MainTranslator]: Completed pre-run [2019-08-10 04:19:14,799 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 04:19:14,847 INFO L192 MainTranslator]: Completed translation [2019-08-10 04:19:14,848 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 04:19:14 WrapperNode [2019-08-10 04:19:14,849 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-10 04:19:14,850 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-10 04:19:14,850 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-10 04:19:14,850 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-10 04:19:14,866 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 04:19:14" (1/1) ... [2019-08-10 04:19:14,867 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 04:19:14" (1/1) ... [2019-08-10 04:19:14,918 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 04:19:14" (1/1) ... [2019-08-10 04:19:14,919 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 04:19:14" (1/1) ... [2019-08-10 04:19:14,971 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 04:19:14" (1/1) ... [2019-08-10 04:19:15,010 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 04:19:14" (1/1) ... [2019-08-10 04:19:15,019 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 04:19:14" (1/1) ... [2019-08-10 04:19:15,032 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-10 04:19:15,033 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-10 04:19:15,033 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-10 04:19:15,033 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-10 04:19:15,034 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 04:19:14" (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 [2019-08-10 04:19:15,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-10 04:19:15,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-10 04:19:15,116 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2019-08-10 04:19:15,117 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2019-08-10 04:19:15,118 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2019-08-10 04:19:15,118 INFO L138 BoogieDeclarations]: Found implementation of procedure node4 [2019-08-10 04:19:15,118 INFO L138 BoogieDeclarations]: Found implementation of procedure node5 [2019-08-10 04:19:15,118 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-08-10 04:19:15,118 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-08-10 04:19:15,119 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-10 04:19:15,119 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-08-10 04:19:15,119 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-10 04:19:15,120 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-10 04:19:15,120 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-10 04:19:15,121 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-10 04:19:15,121 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-10 04:19:15,123 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-10 04:19:15,124 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-10 04:19:15,124 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-10 04:19:15,124 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-10 04:19:15,124 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-10 04:19:15,124 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-08-10 04:19:15,125 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-08-10 04:19:15,125 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-10 04:19:15,125 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-10 04:19:15,125 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-10 04:19:15,125 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-10 04:19:15,125 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-10 04:19:17,407 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-10 04:19:17,407 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-10 04:19:17,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 04:19:17 BoogieIcfgContainer [2019-08-10 04:19:17,409 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-10 04:19:17,410 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-10 04:19:17,410 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-10 04:19:17,410 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-10 04:19:17,411 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 04:19:17" (1/1) ... [2019-08-10 04:19:18,556 WARN L188 SmtUtils]: Spent 936.00 ms on a formula simplification that was a NOOP. DAG size: 268 [2019-08-10 04:19:19,341 WARN L188 SmtUtils]: Spent 740.00 ms on a formula simplification that was a NOOP. DAG size: 271