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_overflow.ufo.UNBOUNDED.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-10 04:22:27,868 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-10 04:22:27,871 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-10 04:22:27,888 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-10 04:22:27,888 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-10 04:22:27,890 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-10 04:22:27,891 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-10 04:22:27,904 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-10 04:22:27,905 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-10 04:22:27,908 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-10 04:22:27,910 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-10 04:22:27,911 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-10 04:22:27,911 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-10 04:22:27,916 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-10 04:22:27,918 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-10 04:22:27,920 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-10 04:22:27,922 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-10 04:22:27,925 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-10 04:22:27,926 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-10 04:22:27,931 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-10 04:22:27,935 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-10 04:22:27,937 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-10 04:22:27,939 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-10 04:22:27,940 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-10 04:22:27,943 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-10 04:22:27,944 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-10 04:22:27,944 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-10 04:22:27,946 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-10 04:22:27,947 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-10 04:22:27,949 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-10 04:22:27,949 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-10 04:22:27,951 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-10 04:22:27,951 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-10 04:22:27,952 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-10 04:22:27,954 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-10 04:22:27,954 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-10 04:22:27,955 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-10 04:22:27,955 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-10 04:22:27,955 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-10 04:22:27,956 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-10 04:22:27,957 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-10 04:22:27,958 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 04:22:27,979 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-10 04:22:27,979 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-10 04:22:27,981 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-10 04:22:27,981 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-10 04:22:27,982 INFO L138 SettingsManager]: * Use SBE=true [2019-08-10 04:22:27,982 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-10 04:22:27,982 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-10 04:22:27,982 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-10 04:22:27,983 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-10 04:22:27,983 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-10 04:22:27,984 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-10 04:22:27,984 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-10 04:22:27,985 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-10 04:22:27,985 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-10 04:22:27,985 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-10 04:22:27,986 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-10 04:22:27,986 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-10 04:22:27,986 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-10 04:22:27,987 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-10 04:22:27,987 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-10 04:22:27,987 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-10 04:22:27,987 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-10 04:22:27,988 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-10 04:22:27,988 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-10 04:22:27,988 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-10 04:22:27,988 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-10 04:22:27,989 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-10 04:22:27,989 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-10 04:22:27,989 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-10 04:22:28,040 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-10 04:22:28,058 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-10 04:22:28,062 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-10 04:22:28,063 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-10 04:22:28,064 INFO L275 PluginConnector]: CDTParser initialized [2019-08-10 04:22:28,064 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_floodmax.5_overflow.ufo.UNBOUNDED.pals.c [2019-08-10 04:22:28,134 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8875e330/09c531f4d20d4d70878c8e58cbd3e2f1/FLAG1090b7c19 [2019-08-10 04:22:28,719 INFO L306 CDTParser]: Found 1 translation units. [2019-08-10 04:22:28,720 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_floodmax.5_overflow.ufo.UNBOUNDED.pals.c [2019-08-10 04:22:28,749 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8875e330/09c531f4d20d4d70878c8e58cbd3e2f1/FLAG1090b7c19 [2019-08-10 04:22:28,985 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8875e330/09c531f4d20d4d70878c8e58cbd3e2f1 [2019-08-10 04:22:28,996 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-10 04:22:28,998 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-10 04:22:28,999 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-10 04:22:28,999 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-10 04:22:29,004 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-10 04:22:29,005 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 04:22:28" (1/1) ... [2019-08-10 04:22:29,008 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e7478cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 04:22:29, skipping insertion in model container [2019-08-10 04:22:29,008 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 04:22:28" (1/1) ... [2019-08-10 04:22:29,016 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-10 04:22:29,110 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-10 04:22:29,730 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 04:22:29,753 INFO L188 MainTranslator]: Completed pre-run [2019-08-10 04:22:29,946 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 04:22:29,974 INFO L192 MainTranslator]: Completed translation [2019-08-10 04:22:29,974 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 04:22:29 WrapperNode [2019-08-10 04:22:29,974 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-10 04:22:29,975 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-10 04:22:29,975 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-10 04:22:29,975 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-10 04:22:29,985 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 04:22:29" (1/1) ... [2019-08-10 04:22:29,986 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 04:22:29" (1/1) ... [2019-08-10 04:22:30,008 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 04:22:29" (1/1) ... [2019-08-10 04:22:30,009 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 04:22:29" (1/1) ... [2019-08-10 04:22:30,051 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 04:22:29" (1/1) ... [2019-08-10 04:22:30,106 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 04:22:29" (1/1) ... [2019-08-10 04:22:30,127 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 04:22:29" (1/1) ... [2019-08-10 04:22:30,160 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-10 04:22:30,161 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-10 04:22:30,161 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-10 04:22:30,161 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-10 04:22:30,162 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 04:22:29" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-10 04:22:30,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-10 04:22:30,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-10 04:22:30,241 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2019-08-10 04:22:30,241 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2019-08-10 04:22:30,242 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2019-08-10 04:22:30,242 INFO L138 BoogieDeclarations]: Found implementation of procedure node4 [2019-08-10 04:22:30,243 INFO L138 BoogieDeclarations]: Found implementation of procedure node5 [2019-08-10 04:22:30,243 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-08-10 04:22:30,243 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-08-10 04:22:30,243 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-10 04:22:30,243 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-08-10 04:22:30,244 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-10 04:22:30,244 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-10 04:22:30,245 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-08-10 04:22:30,246 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-10 04:22:30,246 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-10 04:22:30,248 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-10 04:22:30,248 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-10 04:22:30,248 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-10 04:22:30,248 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-10 04:22:30,249 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-10 04:22:30,249 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-10 04:22:30,249 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-08-10 04:22:30,249 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-08-10 04:22:30,250 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-10 04:22:30,250 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-10 04:22:30,250 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-10 04:22:30,250 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-10 04:22:30,250 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-10 04:22:32,797 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-10 04:22:32,798 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-10 04:22:32,799 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 04:22:32 BoogieIcfgContainer [2019-08-10 04:22:32,800 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-10 04:22:32,800 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-10 04:22:32,800 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-10 04:22:32,800 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-10 04:22:32,801 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 04:22:32" (1/1) ... [2019-08-10 04:22:33,927 WARN L188 SmtUtils]: Spent 902.00 ms on a formula simplification that was a NOOP. DAG size: 268 [2019-08-10 04:22:34,746 WARN L188 SmtUtils]: Spent 783.00 ms on a formula simplification that was a NOOP. DAG size: 271