./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.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-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+cfa-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 10c44dfcbd5019bf4faf81a7daec8762b25a09d0 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+cfa-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 10c44dfcbd5019bf4faf81a7daec8762b25a09d0 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 21:22:33,751 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:22:33,756 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:22:33,789 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:22:33,791 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:22:33,796 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:22:33,801 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:22:33,816 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:22:33,820 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:22:33,825 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:22:33,829 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:22:33,839 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:22:33,842 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:22:33,848 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:22:33,852 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:22:33,857 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:22:33,861 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:22:33,865 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:22:33,870 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:22:33,878 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:22:33,886 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:22:33,892 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:22:33,894 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:22:33,899 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:22:33,908 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:22:33,908 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:22:33,908 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:22:33,914 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:22:33,915 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:22:33,916 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:22:33,916 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:22:33,917 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:22:33,919 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:22:33,924 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:22:33,926 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:22:33,929 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:22:33,930 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:22:33,931 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:22:33,931 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:22:33,934 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:22:33,939 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:22:33,940 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:22:33,982 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:22:33,983 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:22:33,985 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:22:33,986 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:22:33,986 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:22:33,986 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:22:33,988 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:22:33,988 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:22:33,988 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:22:33,989 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:22:33,992 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:22:33,992 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:22:33,993 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:22:33,993 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:22:33,994 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:22:33,994 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:22:33,994 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:22:33,997 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:22:33,997 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:22:33,998 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:22:33,998 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:22:33,998 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:22:33,999 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:22:33,999 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:22:34,000 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:22:34,000 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:22:34,003 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:22:34,003 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:22:34,003 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:22:34,004 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 -> 10c44dfcbd5019bf4faf81a7daec8762b25a09d0 [2019-11-24 21:22:34,521 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:22:34,552 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:22:34,561 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:22:34,566 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:22:34,567 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:22:34,568 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-24 21:22:34,728 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b0d36c76/81b4ccba0d69402bb55430babf5bbf42/FLAG0565db384 [2019-11-24 21:22:35,995 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:22:35,998 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-24 21:22:36,033 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b0d36c76/81b4ccba0d69402bb55430babf5bbf42/FLAG0565db384 [2019-11-24 21:22:36,072 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b0d36c76/81b4ccba0d69402bb55430babf5bbf42 [2019-11-24 21:22:36,081 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:22:36,085 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:22:36,092 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:36,096 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:22:36,104 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:22:36,106 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:36" (1/1) ... [2019-11-24 21:22:36,115 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:36, skipping insertion in model container [2019-11-24 21:22:36,116 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:36" (1/1) ... [2019-11-24 21:22:36,128 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:22:36,269 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:22:37,299 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:37,349 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:22:37,709 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:37,764 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:22:37,765 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:37 WrapperNode [2019-11-24 21:22:37,766 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:37,768 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:37,768 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:22:37,769 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:22:37,779 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:37" (1/1) ... [2019-11-24 21:22:37,843 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:37" (1/1) ... [2019-11-24 21:22:37,959 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:37,959 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:22:37,960 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:22:37,960 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:22:37,979 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:37" (1/1) ... [2019-11-24 21:22:37,979 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:37" (1/1) ... [2019-11-24 21:22:37,992 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:37" (1/1) ... [2019-11-24 21:22:37,993 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:37" (1/1) ... [2019-11-24 21:22:38,057 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:37" (1/1) ... [2019-11-24 21:22:38,109 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:37" (1/1) ... [2019-11-24 21:22:38,114 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:37" (1/1) ... [2019-11-24 21:22:38,140 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:22:38,158 INFO L168 Benchmark]: Toolchain (without parser) took 2067.15 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: -488.9 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:22:38,164 INFO L168 Benchmark]: CDTParser took 2.23 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 21:22:38,169 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1674.37 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 973.6 MB in the end (delta: -11.9 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:38,171 INFO L168 Benchmark]: Boogie Procedure Inliner took 191.21 ms. Allocated memory is still 1.0 GB. Free memory was 973.6 MB in the beginning and 967.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:38,175 INFO L168 Benchmark]: Boogie Preprocessor took 189.17 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:38,189 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.23 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 1674.37 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 973.6 MB in the end (delta: -11.9 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 191.21 ms. Allocated memory is still 1.0 GB. Free memory was 973.6 MB in the beginning and 967.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 189.17 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.2 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 21:22:42,148 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:22:42,154 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:22:42,187 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:22:42,188 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:22:42,192 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:22:42,194 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:22:42,210 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:22:42,213 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:22:42,220 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:22:42,221 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:22:42,228 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:22:42,231 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:22:42,235 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:22:42,240 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:22:42,243 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:22:42,246 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:22:42,252 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:22:42,257 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:22:42,266 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:22:42,273 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:22:42,280 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:22:42,282 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:22:42,287 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:22:42,295 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:22:42,295 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:22:42,295 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:22:42,300 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:22:42,301 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:22:42,304 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:22:42,305 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:22:42,306 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:22:42,307 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:22:42,314 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:22:42,316 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:22:42,316 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:22:42,317 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:22:42,320 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:22:42,320 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:22:42,321 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:22:42,324 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:22:42,326 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:22:42,367 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:22:42,368 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:22:42,372 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:22:42,373 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:22:42,373 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:22:42,376 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:22:42,376 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:22:42,377 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:22:42,377 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:22:42,377 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:22:42,378 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:22:42,379 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:22:42,381 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:22:42,381 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:22:42,382 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:22:42,382 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:22:42,382 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:22:42,383 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:22:42,383 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:22:42,386 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:22:42,386 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:22:42,387 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:22:42,387 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:22:42,387 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:22:42,388 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:22:42,388 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:22:42,388 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:22:42,389 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:22:42,391 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:22:42,391 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:22:42,392 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:22:42,393 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 -> 10c44dfcbd5019bf4faf81a7daec8762b25a09d0 [2019-11-24 21:22:43,025 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:22:43,053 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:22:43,060 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:22:43,066 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:22:43,071 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:22:43,072 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-24 21:22:43,230 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc191dad3/a6acf5a964324a84b776a3ce027245e9/FLAG8ceec24b0 [2019-11-24 21:22:44,471 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:22:44,477 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-24 21:22:44,521 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc191dad3/a6acf5a964324a84b776a3ce027245e9/FLAG8ceec24b0 [2019-11-24 21:22:44,564 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc191dad3/a6acf5a964324a84b776a3ce027245e9 [2019-11-24 21:22:44,572 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:22:44,576 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:22:44,583 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:44,585 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:22:44,592 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:22:44,596 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:44" (1/1) ... [2019-11-24 21:22:44,604 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:44, skipping insertion in model container [2019-11-24 21:22:44,613 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:44" (1/1) ... [2019-11-24 21:22:44,634 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:22:44,777 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:22:46,049 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:46,090 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:22:46,532 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:46,586 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:22:46,589 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:46 WrapperNode [2019-11-24 21:22:46,590 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:46,594 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:46,594 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:22:46,596 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:22:46,618 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:46" (1/1) ... [2019-11-24 21:22:46,685 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:46" (1/1) ... [2019-11-24 21:22:46,839 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:46,842 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:22:46,843 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:22:46,843 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:22:46,872 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:46" (1/1) ... [2019-11-24 21:22:46,875 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:46" (1/1) ... [2019-11-24 21:22:46,896 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:46" (1/1) ... [2019-11-24 21:22:46,904 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:46" (1/1) ... [2019-11-24 21:22:46,960 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:46" (1/1) ... [2019-11-24 21:22:46,999 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:46" (1/1) ... [2019-11-24 21:22:47,017 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:46" (1/1) ... [2019-11-24 21:22:47,041 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:22:47,055 INFO L168 Benchmark]: Toolchain (without parser) took 2471.10 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 956.8 MB in the end (delta: 4.9 MB). Peak memory consumption was 5.0 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:47,057 INFO L168 Benchmark]: CDTParser took 0.37 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 21:22:47,061 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2008.20 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 962.5 MB in the end (delta: -823.3 kB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:47,063 INFO L168 Benchmark]: Boogie Procedure Inliner took 247.90 ms. Allocated memory is still 1.0 GB. Free memory is still 962.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:22:47,064 INFO L168 Benchmark]: Boogie Preprocessor took 201.60 ms. Allocated memory is still 1.0 GB. Free memory was 962.5 MB in the beginning and 956.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:47,079 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 2008.20 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 962.5 MB in the end (delta: -823.3 kB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 247.90 ms. Allocated memory is still 1.0 GB. Free memory is still 962.5 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 201.60 ms. Allocated memory is still 1.0 GB. Free memory was 962.5 MB in the beginning and 956.8 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...