./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6be834d6f3bdc35a586bd7557928fe71e3549aa1 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6be834d6f3bdc35a586bd7557928fe71e3549aa1 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:06:54,439 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:06:54,441 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:06:54,474 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:06:54,476 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:06:54,479 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:06:54,484 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:06:54,502 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:06:54,506 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:06:54,510 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:06:54,512 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:06:54,519 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:06:54,519 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:06:54,524 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:06:54,526 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:06:54,528 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:06:54,530 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:06:54,533 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:06:54,541 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:06:54,551 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:06:54,565 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:06:54,568 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:06:54,573 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:06:54,577 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:06:54,584 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:06:54,586 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:06:54,586 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:06:54,589 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:06:54,591 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:06:54,592 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:06:54,594 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:06:54,595 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:06:54,597 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:06:54,601 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:06:54,606 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:06:54,606 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:06:54,607 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:06:54,608 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:06:54,609 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:06:54,611 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:06:54,614 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:06:54,615 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:06:54,656 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:06:54,658 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:06:54,664 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:06:54,668 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:06:54,668 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:06:54,669 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:06:54,669 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:06:54,669 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:06:54,669 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:06:54,670 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:06:54,671 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:06:54,671 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:06:54,673 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:06:54,673 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:06:54,674 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:06:54,674 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:06:54,674 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:06:54,676 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:06:54,676 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:06:54,676 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:06:54,677 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:06:54,677 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:06:54,678 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:06:54,679 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:06:54,681 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:06:54,681 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:06:54,681 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:06:54,682 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:06:54,682 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6be834d6f3bdc35a586bd7557928fe71e3549aa1 [2019-11-27 10:06:55,357 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:06:55,396 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:06:55,400 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:06:55,406 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:06:55,407 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:06:55,411 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-27 10:06:55,581 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4195bf84/fdc3a812fea842e4a85bbb938eff208e/FLAGa42ff37e3 [2019-11-27 10:06:57,097 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:06:57,103 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-27 10:06:57,143 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4195bf84/fdc3a812fea842e4a85bbb938eff208e/FLAGa42ff37e3 [2019-11-27 10:06:57,188 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4195bf84/fdc3a812fea842e4a85bbb938eff208e [2019-11-27 10:06:57,199 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:06:57,202 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:06:57,208 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:57,209 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:06:57,216 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:06:57,219 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:57" (1/1) ... [2019-11-27 10:06:57,230 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7df2acde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:57, skipping insertion in model container [2019-11-27 10:06:57,230 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:57" (1/1) ... [2019-11-27 10:06:57,248 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:06:57,444 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:06:59,219 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:59,258 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:07:00,115 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:00,171 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:07:00,173 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:00 WrapperNode [2019-11-27 10:07:00,174 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:00,176 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:00,179 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:07:00,179 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:07:00,199 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:00" (1/1) ... [2019-11-27 10:07:00,274 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:00" (1/1) ... [2019-11-27 10:07:00,492 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:00,497 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:07:00,498 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:07:00,498 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:07:00,519 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:00" (1/1) ... [2019-11-27 10:07:00,524 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:00" (1/1) ... [2019-11-27 10:07:00,542 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:00" (1/1) ... [2019-11-27 10:07:00,542 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:00" (1/1) ... [2019-11-27 10:07:00,629 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:00" (1/1) ... [2019-11-27 10:07:00,689 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:00" (1/1) ... [2019-11-27 10:07:00,712 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:00" (1/1) ... [2019-11-27 10:07:00,744 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:07:00,754 INFO L168 Benchmark]: Toolchain (without parser) took 3546.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 944.8 MB in the end (delta: 22.6 MB). Peak memory consumption was 22.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:00,757 INFO L168 Benchmark]: CDTParser took 0.52 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:07:00,759 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2967.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 962.0 MB in the end (delta: -274.8 kB). Peak memory consumption was 32.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:00,760 INFO L168 Benchmark]: Boogie Procedure Inliner took 320.55 ms. Allocated memory is still 1.0 GB. Free memory was 962.0 MB in the beginning and 950.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:00,765 INFO L168 Benchmark]: Boogie Preprocessor took 247.29 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 944.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:00,776 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2967.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 962.0 MB in the end (delta: -274.8 kB). Peak memory consumption was 32.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 320.55 ms. Allocated memory is still 1.0 GB. Free memory was 962.0 MB in the beginning and 950.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 247.29 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 944.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:07:04,924 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:07:04,931 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:07:04,957 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:07:04,957 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:07:04,959 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:07:04,961 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:07:04,980 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:07:04,984 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:07:04,987 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:07:04,992 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:07:04,995 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:07:04,999 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:07:05,002 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:07:05,007 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:07:05,008 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:07:05,010 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:07:05,017 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:07:05,020 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:07:05,031 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:07:05,033 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:07:05,039 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:07:05,046 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:07:05,048 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:07:05,058 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:07:05,059 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:07:05,059 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:07:05,061 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:07:05,063 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:07:05,066 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:07:05,069 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:07:05,070 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:07:05,072 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:07:05,073 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:07:05,079 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:07:05,080 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:07:05,081 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:07:05,083 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:07:05,083 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:07:05,087 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:07:05,092 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:07:05,093 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:07:05,137 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:07:05,138 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:07:05,142 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:07:05,144 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:07:05,145 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:07:05,147 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:07:05,147 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:07:05,148 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:07:05,148 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:07:05,150 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:07:05,151 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:07:05,152 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:07:05,152 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:07:05,153 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:07:05,156 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:07:05,156 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:07:05,157 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:07:05,158 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:07:05,161 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:07:05,161 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:07:05,162 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:07:05,162 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:07:05,163 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:07:05,163 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:07:05,163 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:07:05,164 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:07:05,166 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:07:05,166 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:07:05,167 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:07:05,167 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:07:05,169 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6be834d6f3bdc35a586bd7557928fe71e3549aa1 [2019-11-27 10:07:05,726 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:07:05,761 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:07:05,767 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:07:05,772 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:07:05,775 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:07:05,777 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-27 10:07:05,938 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f9bd9dd4/f8d9bed7e0504426863ff1ea708042fa/FLAGd8763cc14 [2019-11-27 10:07:07,180 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:07:07,186 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-27 10:07:07,226 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f9bd9dd4/f8d9bed7e0504426863ff1ea708042fa/FLAGd8763cc14 [2019-11-27 10:07:07,531 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f9bd9dd4/f8d9bed7e0504426863ff1ea708042fa [2019-11-27 10:07:07,545 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:07:07,551 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:07:07,555 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:07,556 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:07:07,563 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:07:07,565 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:07" (1/1) ... [2019-11-27 10:07:07,574 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b4f2291 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:07, skipping insertion in model container [2019-11-27 10:07:07,575 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:07" (1/1) ... [2019-11-27 10:07:07,593 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:07:07,820 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:07:09,972 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:10,008 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:07:11,196 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:11,252 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:07:11,253 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:11 WrapperNode [2019-11-27 10:07:11,253 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:11,254 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:11,256 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:07:11,256 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:07:11,280 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:11" (1/1) ... [2019-11-27 10:07:11,378 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:11" (1/1) ... [2019-11-27 10:07:11,558 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:11,558 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:07:11,560 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:07:11,560 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:07:11,586 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:11" (1/1) ... [2019-11-27 10:07:11,586 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:11" (1/1) ... [2019-11-27 10:07:11,619 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:11" (1/1) ... [2019-11-27 10:07:11,620 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:11" (1/1) ... [2019-11-27 10:07:11,723 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:11" (1/1) ... [2019-11-27 10:07:11,790 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:11" (1/1) ... [2019-11-27 10:07:11,812 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:11" (1/1) ... [2019-11-27 10:07:11,837 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:07:11,848 INFO L168 Benchmark]: Toolchain (without parser) took 4293.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.9 MB in the beginning and 915.6 MB in the end (delta: 53.3 MB). Peak memory consumption was 53.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:11,849 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:07:11,853 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3698.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 927.0 MB in the end (delta: 36.1 MB). Peak memory consumption was 36.2 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:11,855 INFO L168 Benchmark]: Boogie Procedure Inliner took 303.64 ms. Allocated memory is still 1.0 GB. Free memory was 927.0 MB in the beginning and 921.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:11,859 INFO L168 Benchmark]: Boogie Preprocessor took 282.64 ms. Allocated memory is still 1.0 GB. Free memory was 921.3 MB in the beginning and 915.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:11,870 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 3698.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 927.0 MB in the end (delta: 36.1 MB). Peak memory consumption was 36.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 303.64 ms. Allocated memory is still 1.0 GB. Free memory was 927.0 MB in the beginning and 921.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 282.64 ms. Allocated memory is still 1.0 GB. Free memory was 921.3 MB in the beginning and 915.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...