java -ea -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/C-BIN-BPP-RCFG.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/seq-mthreaded/pals_opt-floodmax.4_false-unreach-call.4.ufo.UNBOUNDED.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-078a9b7 [2018-11-22 02:31:26,326 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 02:31:26,328 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 02:31:26,345 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 02:31:26,345 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 02:31:26,346 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 02:31:26,348 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 02:31:26,351 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 02:31:26,353 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 02:31:26,356 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 02:31:26,359 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 02:31:26,359 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 02:31:26,361 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 02:31:26,362 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 02:31:26,370 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 02:31:26,371 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 02:31:26,372 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 02:31:26,377 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 02:31:26,382 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 02:31:26,383 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 02:31:26,385 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 02:31:26,386 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 02:31:26,388 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 02:31:26,388 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 02:31:26,388 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 02:31:26,391 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 02:31:26,394 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 02:31:26,395 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 02:31:26,396 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 02:31:26,397 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 02:31:26,397 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 02:31:26,399 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 02:31:26,400 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 02:31:26,400 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 02:31:26,403 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 02:31:26,404 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 02:31:26,404 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-22 02:31:26,435 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 02:31:26,435 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 02:31:26,436 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-22 02:31:26,437 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-22 02:31:26,438 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-22 02:31:26,439 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-22 02:31:26,441 INFO L133 SettingsManager]: * Use SBE=true [2018-11-22 02:31:26,441 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 02:31:26,441 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-22 02:31:26,441 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-22 02:31:26,442 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-22 02:31:26,442 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 02:31:26,442 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-22 02:31:26,442 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 02:31:26,442 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-22 02:31:26,444 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-22 02:31:26,444 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 02:31:26,444 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 02:31:26,444 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-22 02:31:26,445 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 02:31:26,445 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-22 02:31:26,445 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 02:31:26,445 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-22 02:31:26,445 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-22 02:31:26,446 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 02:31:26,446 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 02:31:26,446 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-22 02:31:26,447 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-22 02:31:26,447 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 02:31:26,447 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-22 02:31:26,447 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-22 02:31:26,496 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 02:31:26,510 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 02:31:26,514 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 02:31:26,516 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 02:31:26,516 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 02:31:26,517 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_opt-floodmax.4_false-unreach-call.4.ufo.UNBOUNDED.pals.c [2018-11-22 02:31:26,569 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47576748f/dc46768ddbe347abac045f97f4a59e8c/FLAG96ab14834 [2018-11-22 02:31:27,151 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 02:31:27,152 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_opt-floodmax.4_false-unreach-call.4.ufo.UNBOUNDED.pals.c [2018-11-22 02:31:27,176 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47576748f/dc46768ddbe347abac045f97f4a59e8c/FLAG96ab14834 [2018-11-22 02:31:27,383 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47576748f/dc46768ddbe347abac045f97f4a59e8c [2018-11-22 02:31:27,392 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 02:31:27,394 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-11-22 02:31:27,395 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 02:31:27,395 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 02:31:27,399 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 02:31:27,401 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:31:27" (1/1) ... [2018-11-22 02:31:27,404 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29a6d426 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:31:27, skipping insertion in model container [2018-11-22 02:31:27,404 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:31:27" (1/1) ... [2018-11-22 02:31:27,415 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 02:31:27,495 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 02:31:27,944 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 02:31:27,955 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 02:31:28,119 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 02:31:28,146 INFO L195 MainTranslator]: Completed translation [2018-11-22 02:31:28,146 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:31:28 WrapperNode [2018-11-22 02:31:28,147 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 02:31:28,148 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 02:31:28,148 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 02:31:28,148 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 02:31:28,244 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:31:28" (1/1) ... [2018-11-22 02:31:28,267 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:31:28" (1/1) ... [2018-11-22 02:31:28,276 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 02:31:28,276 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 02:31:28,277 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 02:31:28,277 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 02:31:28,288 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:31:28" (1/1) ... [2018-11-22 02:31:28,289 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:31:28" (1/1) ... [2018-11-22 02:31:28,294 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:31:28" (1/1) ... [2018-11-22 02:31:28,295 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:31:28" (1/1) ... [2018-11-22 02:31:28,357 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:31:28" (1/1) ... [2018-11-22 02:31:28,403 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:31:28" (1/1) ... [2018-11-22 02:31:28,408 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:31:28" (1/1) ... [2018-11-22 02:31:28,417 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 02:31:28,417 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 02:31:28,417 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 02:31:28,418 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 02:31:28,419 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:31:28" (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 [2018-11-22 02:31:28,514 INFO L130 BoogieDeclarations]: Found specification of procedure init [2018-11-22 02:31:28,514 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2018-11-22 02:31:28,515 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-22 02:31:28,515 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-22 02:31:28,515 INFO L130 BoogieDeclarations]: Found specification of procedure check [2018-11-22 02:31:28,515 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2018-11-22 02:31:28,515 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2018-11-22 02:31:28,515 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2018-11-22 02:31:28,517 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2018-11-22 02:31:28,517 INFO L138 BoogieDeclarations]: Found implementation of procedure node4 [2018-11-22 02:31:28,518 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2018-11-22 02:31:28,518 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2018-11-22 02:31:28,518 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-22 02:31:28,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-22 02:31:28,518 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2018-11-22 02:31:28,518 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2018-11-22 02:31:28,519 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2018-11-22 02:31:28,519 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2018-11-22 02:31:28,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 02:31:28,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 02:31:32,361 INFO L271 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 02:31:32,362 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:31:32 BoogieIcfgContainer [2018-11-22 02:31:32,363 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 02:31:32,365 INFO L168 Benchmark]: Toolchain (without parser) took 4972.37 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 712.5 MB). Free memory was 1.4 GB in the beginning and 2.0 GB in the end (delta: -559.1 MB). Peak memory consumption was 153.4 MB. Max. memory is 7.1 GB. [2018-11-22 02:31:32,367 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-22 02:31:32,368 INFO L168 Benchmark]: CACSL2BoogieTranslator took 752.34 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 7.1 GB. [2018-11-22 02:31:32,369 INFO L168 Benchmark]: Boogie Procedure Inliner took 128.31 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 712.5 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -792.5 MB). Peak memory consumption was 17.2 MB. Max. memory is 7.1 GB. [2018-11-22 02:31:32,370 INFO L168 Benchmark]: Boogie Preprocessor took 140.54 ms. Allocated memory is still 2.2 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-22 02:31:32,372 INFO L168 Benchmark]: RCFGBuilder took 3945.64 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.0 GB in the end (delta: 199.0 MB). Peak memory consumption was 199.0 MB. Max. memory is 7.1 GB. [2018-11-22 02:31:32,377 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - GenericResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 752.34 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 128.31 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 712.5 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -792.5 MB). Peak memory consumption was 17.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 140.54 ms. Allocated memory is still 2.2 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 3945.64 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.0 GB in the end (delta: 199.0 MB). Peak memory consumption was 199.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...