./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_floodmax.3.4.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/pals_floodmax.3.4.ufo.UNBOUNDED.pals.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 dde90af2328c679905dbf72b0c2b57892228e614 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/pals_floodmax.3.4.ufo.UNBOUNDED.pals.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 dde90af2328c679905dbf72b0c2b57892228e614 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:19:18,490 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:19:18,496 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:19:18,521 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:19:18,523 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:19:18,526 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:19:18,528 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:19:18,557 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:19:18,561 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:19:18,570 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:19:18,573 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:19:18,576 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:19:18,577 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:19:18,581 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:19:18,583 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:19:18,588 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:19:18,591 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:19:18,597 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:19:18,605 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:19:18,607 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:19:18,619 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:19:18,625 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:19:18,628 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:19:18,632 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:19:18,642 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:19:18,642 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:19:18,643 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:19:18,649 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:19:18,649 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:19:18,652 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:19:18,654 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:19:18,655 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:19:18,657 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:19:18,661 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:19:18,666 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:19:18,666 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:19:18,668 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:19:18,668 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:19:18,668 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:19:18,671 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:19:18,674 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:19:18,677 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:19:18,718 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:19:18,719 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:19:18,725 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:19:18,728 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:19:18,729 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:19:18,729 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:19:18,729 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:19:18,730 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:19:18,730 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:19:18,730 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:19:18,731 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:19:18,732 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:19:18,732 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:19:18,733 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:19:18,735 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:19:18,735 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:19:18,735 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:19:18,736 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:19:18,736 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:19:18,736 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:19:18,738 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:19:18,738 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:19:18,738 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:19:18,739 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:19:18,739 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:19:18,741 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:19:18,741 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:19:18,741 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:19:18,742 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:19:18,742 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 -> dde90af2328c679905dbf72b0c2b57892228e614 [2019-11-24 21:19:19,341 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:19:19,374 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:19:19,382 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:19:19,385 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:19:19,386 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:19:19,387 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_floodmax.3.4.ufo.UNBOUNDED.pals.c [2019-11-24 21:19:19,546 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af0a34bf7/d210f41699944e438dab640aaff14991/FLAGed51c980e [2019-11-24 21:19:20,691 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:19:20,692 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_floodmax.3.4.ufo.UNBOUNDED.pals.c [2019-11-24 21:19:20,708 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af0a34bf7/d210f41699944e438dab640aaff14991/FLAGed51c980e [2019-11-24 21:19:20,728 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af0a34bf7/d210f41699944e438dab640aaff14991 [2019-11-24 21:19:20,731 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:19:20,733 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:19:20,745 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:19:20,745 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:19:20,748 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:19:20,749 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:19:20" (1/1) ... [2019-11-24 21:19:20,752 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f9a9c64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:20, skipping insertion in model container [2019-11-24 21:19:20,753 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:19:20" (1/1) ... [2019-11-24 21:19:20,762 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:19:20,875 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:19:21,651 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:19:21,667 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:19:21,837 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:19:21,883 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:19:21,885 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:21 WrapperNode [2019-11-24 21:19:21,885 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:19:21,886 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:19:21,888 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:19:21,888 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:19:21,897 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:21" (1/1) ... [2019-11-24 21:19:21,937 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:21" (1/1) ... [2019-11-24 21:19:22,021 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:19:22,024 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:19:22,024 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:19:22,025 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:19:22,040 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:21" (1/1) ... [2019-11-24 21:19:22,041 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:21" (1/1) ... [2019-11-24 21:19:22,052 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:21" (1/1) ... [2019-11-24 21:19:22,052 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:21" (1/1) ... [2019-11-24 21:19:22,081 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:21" (1/1) ... [2019-11-24 21:19:22,104 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:21" (1/1) ... [2019-11-24 21:19:22,110 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:21" (1/1) ... [2019-11-24 21:19:22,118 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:19:22,128 INFO L168 Benchmark]: Toolchain (without parser) took 1391.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 974.1 MB in the end (delta: -13.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:19:22,144 INFO L168 Benchmark]: CDTParser took 3.26 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:19:22,145 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1140.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 979.9 MB in the end (delta: -19.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:19:22,148 INFO L168 Benchmark]: Boogie Procedure Inliner took 137.51 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:19:22,150 INFO L168 Benchmark]: Boogie Preprocessor took 98.03 ms. Allocated memory is still 1.0 GB. Free memory was 979.9 MB in the beginning and 974.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:19:22,166 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.26 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1140.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 979.9 MB in the end (delta: -19.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 137.51 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 98.03 ms. Allocated memory is still 1.0 GB. Free memory was 979.9 MB in the beginning and 974.1 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 0.1.24-32f2683 [2019-11-24 21:19:26,088 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:19:26,092 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:19:26,117 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:19:26,119 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:19:26,137 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:19:26,139 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:19:26,157 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:19:26,160 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:19:26,165 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:19:26,170 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:19:26,175 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:19:26,180 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:19:26,185 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:19:26,187 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:19:26,192 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:19:26,196 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:19:26,201 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:19:26,206 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:19:26,215 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:19:26,225 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:19:26,232 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:19:26,237 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:19:26,240 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:19:26,248 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:19:26,249 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:19:26,249 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:19:26,255 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:19:26,256 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:19:26,259 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:19:26,261 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:19:26,262 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:19:26,264 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:19:26,270 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:19:26,273 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:19:26,275 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:19:26,277 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:19:26,278 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:19:26,280 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:19:26,281 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:19:26,284 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:19:26,288 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:19:26,329 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:19:26,330 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:19:26,334 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:19:26,336 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:19:26,336 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:19:26,336 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:19:26,339 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:19:26,339 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:19:26,339 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:19:26,340 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:19:26,341 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:19:26,341 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:19:26,342 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:19:26,344 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:19:26,344 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:19:26,345 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:19:26,345 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:19:26,345 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:19:26,346 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:19:26,346 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:19:26,347 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:19:26,350 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:19:26,350 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:19:26,350 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:19:26,351 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:19:26,351 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:19:26,351 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:19:26,352 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:19:26,352 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:19:26,352 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:19:26,354 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:19:26,354 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 -> dde90af2328c679905dbf72b0c2b57892228e614 [2019-11-24 21:19:27,029 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:19:27,058 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:19:27,067 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:19:27,069 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:19:27,073 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:19:27,074 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_floodmax.3.4.ufo.UNBOUNDED.pals.c [2019-11-24 21:19:27,226 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74b674a2a/7622366c8d9045b191561ea7c2d21055/FLAG055a1fcf7 [2019-11-24 21:19:28,366 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:19:28,367 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_floodmax.3.4.ufo.UNBOUNDED.pals.c [2019-11-24 21:19:28,405 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74b674a2a/7622366c8d9045b191561ea7c2d21055/FLAG055a1fcf7 [2019-11-24 21:19:28,440 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74b674a2a/7622366c8d9045b191561ea7c2d21055 [2019-11-24 21:19:28,444 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:19:28,446 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:19:28,462 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:19:28,462 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:19:28,466 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:19:28,468 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:19:28" (1/1) ... [2019-11-24 21:19:28,472 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f9a9c64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:28, skipping insertion in model container [2019-11-24 21:19:28,472 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:19:28" (1/1) ... [2019-11-24 21:19:28,482 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:19:28,588 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:19:29,363 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:19:29,399 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:19:29,596 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:19:29,652 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:19:29,653 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:29 WrapperNode [2019-11-24 21:19:29,655 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:19:29,656 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:19:29,657 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:19:29,659 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:19:29,668 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:29" (1/1) ... [2019-11-24 21:19:29,703 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:29" (1/1) ... [2019-11-24 21:19:29,784 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:19:29,797 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:19:29,798 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:19:29,799 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:19:29,818 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:29" (1/1) ... [2019-11-24 21:19:29,823 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:29" (1/1) ... [2019-11-24 21:19:29,831 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:29" (1/1) ... [2019-11-24 21:19:29,831 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:29" (1/1) ... [2019-11-24 21:19:29,857 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:29" (1/1) ... [2019-11-24 21:19:29,899 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:29" (1/1) ... [2019-11-24 21:19:29,912 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:29" (1/1) ... [2019-11-24 21:19:29,928 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:19:29,937 INFO L168 Benchmark]: Toolchain (without parser) took 1489.91 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 974.2 MB in the end (delta: -6.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:19:29,939 INFO L168 Benchmark]: CDTParser took 0.30 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. [2019-11-24 21:19:29,943 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1193.52 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 979.9 MB in the end (delta: -12.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:19:29,945 INFO L168 Benchmark]: Boogie Procedure Inliner took 140.57 ms. Allocated memory is still 1.0 GB. Free memory was 979.9 MB in the beginning and 974.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:19:29,945 INFO L168 Benchmark]: Boogie Preprocessor took 136.02 ms. Allocated memory is still 1.0 GB. Free memory is still 974.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:19:29,958 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 1193.52 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 979.9 MB in the end (delta: -12.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 140.57 ms. Allocated memory is still 1.0 GB. Free memory was 979.9 MB in the beginning and 974.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 136.02 ms. Allocated memory is still 1.0 GB. Free memory is still 974.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...