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 --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_floodmax.3.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-14 02:56:40,566 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 02:56:40,569 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 02:56:40,587 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 02:56:40,588 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 02:56:40,590 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 02:56:40,592 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 02:56:40,601 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 02:56:40,606 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 02:56:40,609 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 02:56:40,610 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 02:56:40,612 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 02:56:40,612 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 02:56:40,614 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 02:56:40,616 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 02:56:40,618 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 02:56:40,619 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 02:56:40,620 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 02:56:40,622 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 02:56:40,626 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 02:56:40,633 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 02:56:40,636 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 02:56:40,639 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 02:56:40,640 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 02:56:40,643 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 02:56:40,643 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 02:56:40,643 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 02:56:40,645 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 02:56:40,646 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 02:56:40,647 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 02:56:40,648 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 02:56:40,649 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 02:56:40,650 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 02:56:40,651 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 02:56:40,652 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 02:56:40,653 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 02:56:40,653 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 02:56:40,654 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 02:56:40,654 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 02:56:40,655 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 02:56:40,656 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 02:56:40,657 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 [2019-10-14 02:56:40,683 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 02:56:40,684 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 02:56:40,685 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 02:56:40,685 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 02:56:40,685 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 02:56:40,686 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 02:56:40,686 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 02:56:40,686 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 02:56:40,686 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 02:56:40,686 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 02:56:40,686 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 02:56:40,687 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 02:56:40,687 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 02:56:40,687 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 02:56:40,687 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 02:56:40,687 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 02:56:40,688 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 02:56:40,688 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 02:56:40,688 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 02:56:40,688 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 02:56:40,688 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 02:56:40,689 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 02:56:40,689 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 02:56:40,689 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 02:56:40,689 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 02:56:40,689 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 02:56:40,690 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 02:56:40,690 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 02:56:40,690 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-14 02:56:41,000 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 02:56:41,018 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 02:56:41,024 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 02:56:41,026 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 02:56:41,026 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 02:56:41,027 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_floodmax.3.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-10-14 02:56:41,114 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3e2e14d4/fe065fced90646c39f44b58966ec3577/FLAGc1a67ce6b [2019-10-14 02:56:41,672 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 02:56:41,673 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_floodmax.3.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-10-14 02:56:41,685 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3e2e14d4/fe065fced90646c39f44b58966ec3577/FLAGc1a67ce6b [2019-10-14 02:56:41,969 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3e2e14d4/fe065fced90646c39f44b58966ec3577 [2019-10-14 02:56:41,980 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 02:56:41,982 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 02:56:41,983 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 02:56:41,983 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 02:56:41,987 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 02:56:41,988 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:56:41" (1/1) ... [2019-10-14 02:56:41,993 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69137f33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:56:41, skipping insertion in model container [2019-10-14 02:56:41,993 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:56:41" (1/1) ... [2019-10-14 02:56:42,000 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 02:56:42,073 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 02:56:42,704 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 02:56:42,719 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 02:56:42,900 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 02:56:42,928 INFO L192 MainTranslator]: Completed translation [2019-10-14 02:56:42,929 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:56:42 WrapperNode [2019-10-14 02:56:42,929 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 02:56:42,930 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 02:56:42,930 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 02:56:42,930 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 02:56:42,940 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:56:42" (1/1) ... [2019-10-14 02:56:42,941 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:56:42" (1/1) ... [2019-10-14 02:56:42,956 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:56:42" (1/1) ... [2019-10-14 02:56:42,957 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:56:42" (1/1) ... [2019-10-14 02:56:42,982 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:56:42" (1/1) ... [2019-10-14 02:56:43,003 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:56:42" (1/1) ... [2019-10-14 02:56:43,007 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:56:42" (1/1) ... [2019-10-14 02:56:43,015 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 02:56:43,015 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 02:56:43,015 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 02:56:43,016 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 02:56:43,017 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:56:42" (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 [2019-10-14 02:56:43,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 02:56:43,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 02:56:43,111 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 02:56:43,111 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 02:56:43,111 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-10-14 02:56:43,112 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-10-14 02:56:43,113 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-14 02:56:43,114 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-10-14 02:56:43,114 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-14 02:56:43,114 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-10-14 02:56:43,114 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-10-14 02:56:43,114 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-10-14 02:56:43,115 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-10-14 02:56:43,116 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-10-14 02:56:43,116 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-10-14 02:56:43,116 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-10-14 02:56:43,118 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 02:56:43,119 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 02:56:43,119 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 02:56:45,607 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 02:56:45,607 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-14 02:56:45,609 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:56:45 BoogieIcfgContainer [2019-10-14 02:56:45,609 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 02:56:45,610 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-14 02:56:45,610 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-14 02:56:45,610 INFO L275 PluginConnector]: Sifa initialized [2019-10-14 02:56:45,611 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:56:45" (1/1) ... [2019-10-14 02:56:45,612 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-10-14 02:56:45,636 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-14 02:56:45,637 INFO L169 IcfgInterpreter]: Building call graph [2019-10-14 02:56:45,647 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-14 02:56:45,655 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-14 02:56:45,657 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-14 02:56:46,021 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-10-14 02:56:46,357 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2019-10-14 02:56:46,390 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 300 for LOIs