java -ea -Xmx4000000000 -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-BPP-RCFG.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/seq-mthreaded/pals_opt-floodmax.3_false-unreach-call.4.ufo.UNBOUNDED.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-c5d0219 [2018-11-15 05:18:25,596 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-15 05:18:25,608 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-15 05:18:25,636 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-15 05:18:25,637 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-15 05:18:25,638 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-15 05:18:25,643 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-15 05:18:25,648 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-15 05:18:25,650 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-15 05:18:25,650 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-15 05:18:25,658 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-15 05:18:25,658 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-15 05:18:25,659 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-15 05:18:25,663 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-15 05:18:25,664 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-15 05:18:25,679 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-15 05:18:25,680 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-15 05:18:25,684 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-15 05:18:25,691 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-15 05:18:25,692 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-15 05:18:25,698 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-15 05:18:25,699 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-15 05:18:25,708 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-15 05:18:25,708 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-15 05:18:25,708 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-15 05:18:25,710 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-15 05:18:25,710 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-15 05:18:25,715 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-15 05:18:25,719 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-15 05:18:25,720 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-15 05:18:25,720 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-15 05:18:25,724 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-15 05:18:25,724 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-15 05:18:25,724 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-15 05:18:25,725 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-15 05:18:25,727 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-15 05:18:25,728 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 [2018-11-15 05:18:25,775 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-15 05:18:25,775 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-15 05:18:25,780 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-15 05:18:25,780 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-15 05:18:25,781 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-15 05:18:25,781 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-15 05:18:25,781 INFO L133 SettingsManager]: * Use SBE=true [2018-11-15 05:18:25,781 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-15 05:18:25,788 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-15 05:18:25,788 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-15 05:18:25,788 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-15 05:18:25,788 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-15 05:18:25,788 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-15 05:18:25,789 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-15 05:18:25,789 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-15 05:18:25,789 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-15 05:18:25,789 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-15 05:18:25,789 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-15 05:18:25,790 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-15 05:18:25,790 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-15 05:18:25,790 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-15 05:18:25,790 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-15 05:18:25,790 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-15 05:18:25,791 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-15 05:18:25,791 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-15 05:18:25,791 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-15 05:18:25,791 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-15 05:18:25,791 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-15 05:18:25,791 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-15 05:18:25,798 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-15 05:18:25,911 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-15 05:18:25,939 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-15 05:18:25,945 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-15 05:18:25,950 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-15 05:18:25,950 INFO L276 PluginConnector]: CDTParser initialized [2018-11-15 05:18:25,953 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_opt-floodmax.3_false-unreach-call.4.ufo.UNBOUNDED.pals.c [2018-11-15 05:18:26,073 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/301b31ade/035174aeb456495793cb70b8262be318/FLAGede4ae4c7 [2018-11-15 05:18:26,978 INFO L298 CDTParser]: Found 1 translation units. [2018-11-15 05:18:26,979 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_opt-floodmax.3_false-unreach-call.4.ufo.UNBOUNDED.pals.c [2018-11-15 05:18:27,008 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/301b31ade/035174aeb456495793cb70b8262be318/FLAGede4ae4c7 [2018-11-15 05:18:27,033 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/301b31ade/035174aeb456495793cb70b8262be318 [2018-11-15 05:18:27,057 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-15 05:18:27,058 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-11-15 05:18:27,066 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-15 05:18:27,066 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-15 05:18:27,072 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-15 05:18:27,074 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 05:18:27" (1/1) ... [2018-11-15 05:18:27,083 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f5b3736 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 05:18:27, skipping insertion in model container [2018-11-15 05:18:27,083 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 05:18:27" (1/1) ... [2018-11-15 05:18:27,106 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-15 05:18:27,212 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-15 05:18:27,893 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-15 05:18:27,912 INFO L191 MainTranslator]: Completed pre-run [2018-11-15 05:18:28,101 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-15 05:18:28,155 INFO L195 MainTranslator]: Completed translation [2018-11-15 05:18:28,155 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 05:18:28 WrapperNode [2018-11-15 05:18:28,155 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-15 05:18:28,156 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-15 05:18:28,156 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-15 05:18:28,160 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-15 05:18:28,274 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 05:18:28" (1/1) ... [2018-11-15 05:18:28,278 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 05:18:28" (1/1) ... [2018-11-15 05:18:28,303 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 05:18:28" (1/1) ... [2018-11-15 05:18:28,303 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 05:18:28" (1/1) ... [2018-11-15 05:18:28,378 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 05:18:28" (1/1) ... [2018-11-15 05:18:28,428 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 05:18:28" (1/1) ... [2018-11-15 05:18:28,436 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 05:18:28" (1/1) ... [2018-11-15 05:18:28,449 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-15 05:18:28,449 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-15 05:18:28,449 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-15 05:18:28,450 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-15 05:18:28,452 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 05:18:28" (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 [2018-11-15 05:18:28,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-15 05:18:28,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-15 05:18:28,530 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2018-11-15 05:18:28,531 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2018-11-15 05:18:28,531 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2018-11-15 05:18:28,531 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2018-11-15 05:18:28,531 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2018-11-15 05:18:28,531 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-15 05:18:28,531 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2018-11-15 05:18:28,531 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-15 05:18:28,533 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2018-11-15 05:18:28,533 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2018-11-15 05:18:28,533 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2018-11-15 05:18:28,533 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2018-11-15 05:18:28,533 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2018-11-15 05:18:28,533 INFO L130 BoogieDeclarations]: Found specification of procedure read [2018-11-15 05:18:28,534 INFO L130 BoogieDeclarations]: Found specification of procedure write [2018-11-15 05:18:28,534 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2018-11-15 05:18:28,534 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2018-11-15 05:18:28,534 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2018-11-15 05:18:28,534 INFO L130 BoogieDeclarations]: Found specification of procedure init [2018-11-15 05:18:28,534 INFO L130 BoogieDeclarations]: Found specification of procedure check [2018-11-15 05:18:28,535 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-15 05:18:28,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-15 05:18:28,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-15 05:18:38,306 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-15 05:18:38,307 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 05:18:38 BoogieIcfgContainer [2018-11-15 05:18:38,307 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-15 05:18:38,312 INFO L168 Benchmark]: Toolchain (without parser) took 11254.29 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 57.6 MB). Peak memory consumption was 57.6 MB. Max. memory is 3.9 GB. [2018-11-15 05:18:38,314 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB. [2018-11-15 05:18:38,320 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1090.34 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 22.6 MB). Peak memory consumption was 22.6 MB. Max. memory is 3.9 GB. [2018-11-15 05:18:38,322 INFO L168 Benchmark]: Boogie Preprocessor took 292.64 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 2.0 GB in the end (delta: -75.6 MB). Peak memory consumption was 11.8 MB. Max. memory is 3.9 GB. [2018-11-15 05:18:38,329 INFO L168 Benchmark]: RCFGBuilder took 9858.37 ms. Allocated memory is still 2.0 GB. Free memory was 2.0 GB in the beginning and 1.9 GB in the end (delta: 110.6 MB). Peak memory consumption was 110.6 MB. Max. memory is 3.9 GB. [2018-11-15 05:18:38,335 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 0.23 ms. Allocated memory is still 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB. * CACSL2BoogieTranslator took 1090.34 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 22.6 MB). Peak memory consumption was 22.6 MB. Max. memory is 3.9 GB. * Boogie Preprocessor took 292.64 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 2.0 GB in the end (delta: -75.6 MB). Peak memory consumption was 11.8 MB. Max. memory is 3.9 GB. * RCFGBuilder took 9858.37 ms. Allocated memory is still 2.0 GB. Free memory was 2.0 GB in the beginning and 1.9 GB in the end (delta: 110.6 MB). Peak memory consumption was 110.6 MB. Max. memory is 3.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...