./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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.3.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 72d47ebf93bfc43f7671cd5e6ec351740e2a0d7d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.3.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 72d47ebf93bfc43f7671cd5e6ec351740e2a0d7d ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:08:56,839 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:08:56,841 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:08:56,863 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:08:56,864 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:08:56,876 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:08:56,879 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:08:56,896 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:08:56,901 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:08:56,905 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:08:56,906 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:08:56,911 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:08:56,911 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:08:56,914 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:08:56,917 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:08:56,919 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:08:56,924 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:08:56,925 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:08:56,927 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:08:56,931 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:08:56,938 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:08:56,944 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:08:56,945 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:08:56,947 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:08:56,954 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:08:56,954 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:08:56,955 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:08:56,956 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:08:56,957 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:08:56,958 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:08:56,959 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:08:56,959 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:08:56,961 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:08:56,964 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:08:56,966 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:08:56,967 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:08:56,967 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:08:56,969 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:08:56,969 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:08:56,970 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:08:56,973 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:08:56,974 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:08:57,002 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:08:57,002 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:08:57,004 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:08:57,006 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:08:57,006 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:08:57,006 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:08:57,006 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:08:57,007 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:08:57,009 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:08:57,009 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:08:57,010 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:08:57,010 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:08:57,010 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:08:57,011 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:08:57,011 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:08:57,011 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:08:57,011 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:08:57,012 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:08:57,012 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:08:57,013 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:08:57,013 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:08:57,013 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:08:57,013 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:08:57,016 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:08:57,016 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:08:57,016 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:08:57,016 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:08:57,017 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:08:57,017 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 -> 72d47ebf93bfc43f7671cd5e6ec351740e2a0d7d [2019-11-25 23:08:57,506 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:08:57,527 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:08:57,531 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:08:57,536 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:08:57,536 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:08:57,539 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c [2019-11-25 23:08:57,648 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0f72c9f9/f3d864dfde7c4f7697dd19162f7a2d74/FLAGe4414d903 [2019-11-25 23:08:58,582 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:08:58,585 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c [2019-11-25 23:08:58,622 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0f72c9f9/f3d864dfde7c4f7697dd19162f7a2d74/FLAGe4414d903 [2019-11-25 23:08:58,689 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0f72c9f9/f3d864dfde7c4f7697dd19162f7a2d74 [2019-11-25 23:08:58,692 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:08:58,694 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:08:58,695 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:08:58,695 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:08:58,698 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:08:58,699 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:08:58" (1/1) ... [2019-11-25 23:08:58,702 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@705aff29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:08:58, skipping insertion in model container [2019-11-25 23:08:58,702 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:08:58" (1/1) ... [2019-11-25 23:08:58,714 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:08:58,837 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:08:59,814 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:08:59,839 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:09:00,514 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:00,554 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:09:00,556 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:00 WrapperNode [2019-11-25 23:09:00,557 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:00,558 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:00,561 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:09:00,561 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:09:00,578 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:00" (1/1) ... [2019-11-25 23:09:00,633 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:00" (1/1) ... [2019-11-25 23:09:00,768 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:00,770 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:09:00,773 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:09:00,773 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:09:00,790 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:00" (1/1) ... [2019-11-25 23:09:00,791 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:00" (1/1) ... [2019-11-25 23:09:00,803 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:00" (1/1) ... [2019-11-25 23:09:00,804 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:00" (1/1) ... [2019-11-25 23:09:00,848 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:00" (1/1) ... [2019-11-25 23:09:00,881 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:00" (1/1) ... [2019-11-25 23:09:00,892 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:00" (1/1) ... [2019-11-25 23:09:00,903 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:09:00,914 INFO L168 Benchmark]: Toolchain (without parser) took 2216.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 956.5 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:00,916 INFO L168 Benchmark]: CDTParser took 0.28 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. [2019-11-25 23:09:00,918 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1862.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 967.9 MB in the end (delta: -4.8 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:00,919 INFO L168 Benchmark]: Boogie Procedure Inliner took 211.25 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. [2019-11-25 23:09:00,922 INFO L168 Benchmark]: Boogie Preprocessor took 138.02 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 956.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:00,931 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 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 1862.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 967.9 MB in the end (delta: -4.8 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 211.25 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. * Boogie Preprocessor took 138.02 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 956.5 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 0.1.24-65d6cd2 [2019-11-25 23:09:03,774 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:09:03,776 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:09:03,800 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:09:03,801 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:09:03,809 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:09:03,813 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:09:03,820 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:09:03,835 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:09:03,838 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:09:03,839 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:09:03,844 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:09:03,844 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:09:03,846 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:09:03,850 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:09:03,852 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:09:03,853 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:09:03,854 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:09:03,859 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:09:03,864 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:09:03,870 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:09:03,877 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:09:03,878 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:09:03,880 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:09:03,884 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:09:03,884 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:09:03,885 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:09:03,889 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:09:03,889 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:09:03,890 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:09:03,890 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:09:03,891 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:09:03,893 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:09:03,896 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:09:03,897 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:09:03,898 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:09:03,899 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:09:03,901 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:09:03,901 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:09:03,902 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:09:03,903 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:09:03,905 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:09:03,933 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:09:03,934 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:09:03,939 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:09:03,940 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:09:03,940 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:09:03,940 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:09:03,941 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:09:03,941 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:09:03,941 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:09:03,941 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:09:03,942 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:09:03,942 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:09:03,943 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:09:03,945 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:09:03,945 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:09:03,946 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:09:03,946 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:09:03,946 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:09:03,946 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:09:03,947 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:09:03,947 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:09:03,947 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:09:03,947 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:09:03,950 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:09:03,950 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:09:03,950 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:09:03,950 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:09:03,951 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:09:03,951 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:09:03,951 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:09:03,952 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 -> 72d47ebf93bfc43f7671cd5e6ec351740e2a0d7d [2019-11-25 23:09:04,359 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:09:04,376 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:09:04,383 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:09:04,386 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:09:04,386 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:09:04,388 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c [2019-11-25 23:09:04,493 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e55a8f5bf/f91c701591ed4dd1a487e9ca3df152c8/FLAG6ca13e51f [2019-11-25 23:09:05,349 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:09:05,353 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c [2019-11-25 23:09:05,378 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e55a8f5bf/f91c701591ed4dd1a487e9ca3df152c8/FLAG6ca13e51f [2019-11-25 23:09:05,504 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e55a8f5bf/f91c701591ed4dd1a487e9ca3df152c8 [2019-11-25 23:09:05,511 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:09:05,515 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:09:05,518 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:05,520 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:09:05,526 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:09:05,527 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:05" (1/1) ... [2019-11-25 23:09:05,533 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7df2acde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:05, skipping insertion in model container [2019-11-25 23:09:05,533 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:05" (1/1) ... [2019-11-25 23:09:05,549 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:09:05,656 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:09:06,704 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:06,726 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:09:07,446 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:07,483 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:09:07,485 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:07 WrapperNode [2019-11-25 23:09:07,486 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:07,488 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:07,488 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:09:07,488 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:09:07,505 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:07" (1/1) ... [2019-11-25 23:09:07,547 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:07" (1/1) ... [2019-11-25 23:09:07,636 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:07,638 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:09:07,639 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:09:07,640 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:09:07,647 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:07" (1/1) ... [2019-11-25 23:09:07,648 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:07" (1/1) ... [2019-11-25 23:09:07,662 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:07" (1/1) ... [2019-11-25 23:09:07,663 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:07" (1/1) ... [2019-11-25 23:09:07,721 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:07" (1/1) ... [2019-11-25 23:09:07,755 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:07" (1/1) ... [2019-11-25 23:09:07,765 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:07" (1/1) ... [2019-11-25 23:09:07,789 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:09:07,797 INFO L168 Benchmark]: Toolchain (without parser) took 2278.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 933.8 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.3 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:07,800 INFO L168 Benchmark]: CDTParser took 4.41 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. [2019-11-25 23:09:07,803 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1968.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 945.2 MB in the end (delta: 20.7 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:07,806 INFO L168 Benchmark]: Boogie Procedure Inliner took 149.88 ms. Allocated memory is still 1.0 GB. Free memory was 945.2 MB in the beginning and 939.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:07,808 INFO L168 Benchmark]: Boogie Preprocessor took 153.79 ms. Allocated memory is still 1.0 GB. Free memory was 939.5 MB in the beginning and 933.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:07,817 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.41 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 1968.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 945.2 MB in the end (delta: 20.7 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 149.88 ms. Allocated memory is still 1.0 GB. Free memory was 945.2 MB in the beginning and 939.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 153.79 ms. Allocated memory is still 1.0 GB. Free memory was 939.5 MB in the beginning and 933.8 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...