./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_floodmax.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.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 0c24e30f78803f9b700e592651a8cde7441e2083 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.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 0c24e30f78803f9b700e592651a8cde7441e2083 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 21:19:25,653 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:19:25,655 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:19:25,689 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:19:25,691 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:19:25,697 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:19:25,701 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:19:25,718 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:19:25,722 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:19:25,731 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:19:25,733 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:19:25,737 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:19:25,740 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:19:25,744 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:19:25,749 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:19:25,751 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:19:25,756 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:19:25,758 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:19:25,763 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:19:25,774 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:19:25,780 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:19:25,788 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:19:25,792 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:19:25,794 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:19:25,802 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:19:25,803 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:19:25,804 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:19:25,808 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:19:25,809 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:19:25,810 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:19:25,813 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:19:25,814 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:19:25,817 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:19:25,819 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:19:25,822 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:19:25,824 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:19:25,826 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:19:25,827 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:19:25,827 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:19:25,830 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:19:25,833 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:19:25,834 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:19:25,872 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:19:25,874 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:19:25,879 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:19:25,880 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:19:25,882 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:19:25,882 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:19:25,882 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:19:25,883 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:19:25,883 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:19:25,883 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:19:25,886 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:19:25,886 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:19:25,887 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:19:25,888 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:19:25,889 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:19:25,889 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:19:25,889 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:19:25,891 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:19:25,891 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:19:25,891 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:19:25,892 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:19:25,892 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:19:25,893 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:19:25,893 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:19:25,895 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:19:25,895 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:19:25,895 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:19:25,896 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:19:25,896 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:19:25,899 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 -> 0c24e30f78803f9b700e592651a8cde7441e2083 [2019-11-24 21:19:26,583 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:19:26,613 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:19:26,621 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:19:26,623 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:19:26,627 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:19:26,629 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.ufo.UNBOUNDED.pals.c [2019-11-24 21:19:26,796 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82571e0b4/caffde280cec47808252a749ce19b1fa/FLAG6772f5de6 [2019-11-24 21:19:28,020 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:19:28,024 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.ufo.UNBOUNDED.pals.c [2019-11-24 21:19:28,058 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82571e0b4/caffde280cec47808252a749ce19b1fa/FLAG6772f5de6 [2019-11-24 21:19:28,098 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82571e0b4/caffde280cec47808252a749ce19b1fa [2019-11-24 21:19:28,109 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:19:28,111 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:19:28,115 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:19:28,116 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:19:28,124 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:19:28,128 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:19:28" (1/1) ... [2019-11-24 21:19:28,135 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a0c7b98 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 21:19:28,135 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:19:28" (1/1) ... [2019-11-24 21:19:28,154 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:19:28,267 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:19:29,152 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:19:29,195 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:19:29,432 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:19:29,464 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:19:29,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:29 WrapperNode [2019-11-24 21:19:29,466 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:19:29,467 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:19:29,467 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:19:29,467 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:19:29,476 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 21:19:29,516 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 21:19:29,621 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:19:29,624 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:19:29,624 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:19:29,624 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:19:29,643 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 21:19:29,644 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 21:19:29,654 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 21:19:29,655 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 21:19:29,718 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 21:19:29,770 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 21:19:29,781 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 21:19:29,804 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:19:29,822 INFO L168 Benchmark]: Toolchain (without parser) took 1701.98 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 966.8 MB in the end (delta: -5.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:19:29,826 INFO L168 Benchmark]: CDTParser took 0.97 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 21:19:29,830 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1350.83 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 978.3 MB in the end (delta: -16.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:19:29,833 INFO L168 Benchmark]: Boogie Procedure Inliner took 157.14 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:19:29,837 INFO L168 Benchmark]: Boogie Preprocessor took 186.25 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:19:29,850 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.97 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 1350.83 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 978.3 MB in the end (delta: -16.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 157.14 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 186.25 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.8 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 0.1.24-32f2683 [2019-11-24 21:19:33,732 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:19:33,739 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:19:33,775 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:19:33,775 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:19:33,779 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:19:33,782 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:19:33,796 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:19:33,805 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:19:33,809 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:19:33,812 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:19:33,816 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:19:33,817 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:19:33,822 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:19:33,824 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:19:33,829 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:19:33,831 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:19:33,832 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:19:33,836 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:19:33,844 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:19:33,853 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:19:33,860 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:19:33,862 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:19:33,865 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:19:33,873 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:19:33,874 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:19:33,876 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:19:33,878 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:19:33,879 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:19:33,886 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:19:33,886 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:19:33,887 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:19:33,888 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:19:33,891 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:19:33,893 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:19:33,896 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:19:33,897 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:19:33,898 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:19:33,898 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:19:33,901 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:19:33,903 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:19:33,906 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:19:33,958 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:19:33,963 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:19:33,964 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:19:33,966 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:19:33,968 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:19:33,970 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:19:33,971 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:19:33,971 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:19:33,971 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:19:33,972 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:19:33,972 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:19:33,974 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:19:33,974 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:19:33,974 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:19:33,976 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:19:33,976 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:19:33,976 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:19:33,979 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:19:33,979 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:19:33,979 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:19:33,980 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:19:33,980 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:19:33,980 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:19:33,981 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:19:33,981 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:19:33,984 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:19:33,984 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:19:33,985 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:19:33,985 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:19:33,985 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:19:33,986 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:19:33,987 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 -> 0c24e30f78803f9b700e592651a8cde7441e2083 [2019-11-24 21:19:34,637 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:19:34,671 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:19:34,678 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:19:34,683 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:19:34,684 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:19:34,685 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.ufo.UNBOUNDED.pals.c [2019-11-24 21:19:34,849 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e31115689/2b11de699a3343cf87133353124f217f/FLAGc5b257c9e [2019-11-24 21:19:36,009 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:19:36,018 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.ufo.UNBOUNDED.pals.c [2019-11-24 21:19:36,052 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e31115689/2b11de699a3343cf87133353124f217f/FLAGc5b257c9e [2019-11-24 21:19:36,530 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e31115689/2b11de699a3343cf87133353124f217f [2019-11-24 21:19:36,540 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:19:36,542 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:19:36,548 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:19:36,548 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:19:36,556 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:19:36,557 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:19:36" (1/1) ... [2019-11-24 21:19:36,562 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c177520 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:36, skipping insertion in model container [2019-11-24 21:19:36,568 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:19:36" (1/1) ... [2019-11-24 21:19:36,585 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:19:36,701 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:19:37,674 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:19:37,712 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:19:37,983 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:19:38,044 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:19:38,045 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:38 WrapperNode [2019-11-24 21:19:38,045 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:19:38,047 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:19:38,047 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:19:38,049 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:19:38,059 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:38" (1/1) ... [2019-11-24 21:19:38,112 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:38" (1/1) ... [2019-11-24 21:19:38,209 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:19:38,210 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:19:38,213 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:19:38,213 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:19:38,231 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:38" (1/1) ... [2019-11-24 21:19:38,235 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:38" (1/1) ... [2019-11-24 21:19:38,251 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:38" (1/1) ... [2019-11-24 21:19:38,252 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:38" (1/1) ... [2019-11-24 21:19:38,308 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:38" (1/1) ... [2019-11-24 21:19:38,366 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:38" (1/1) ... [2019-11-24 21:19:38,381 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:38" (1/1) ... [2019-11-24 21:19:38,405 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:19:38,417 INFO L168 Benchmark]: Toolchain (without parser) took 1874.12 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 962.2 MB in the end (delta: -466.5 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:19:38,424 INFO L168 Benchmark]: CDTParser took 0.38 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 21:19:38,426 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1498.25 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 979.3 MB in the end (delta: -17.7 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:19:38,432 INFO L168 Benchmark]: Boogie Procedure Inliner took 162.97 ms. Allocated memory is still 1.0 GB. Free memory was 979.3 MB in the beginning and 973.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:19:38,434 INFO L168 Benchmark]: Boogie Preprocessor took 203.79 ms. Allocated memory is still 1.0 GB. Free memory was 973.6 MB in the beginning and 962.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:19:38,445 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 1498.25 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 979.3 MB in the end (delta: -17.7 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 162.97 ms. Allocated memory is still 1.0 GB. Free memory was 979.3 MB in the beginning and 973.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 203.79 ms. Allocated memory is still 1.0 GB. Free memory was 973.6 MB in the beginning and 962.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...