./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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.ufo.UNBOUNDED.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 4e1169a238454fcfa97399cd5add32149ad6c06b ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.ufo.UNBOUNDED.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 4e1169a238454fcfa97399cd5add32149ad6c06b ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:16:41,695 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:16:41,699 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:16:41,724 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:16:41,725 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:16:41,728 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:16:41,731 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:16:41,743 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:16:41,749 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:16:41,753 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:16:41,754 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:16:41,760 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:16:41,760 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:16:41,762 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:16:41,764 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:16:41,766 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:16:41,770 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:16:41,771 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:16:41,775 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:16:41,780 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:16:41,788 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:16:41,792 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:16:41,793 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:16:41,796 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:16:41,801 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:16:41,803 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:16:41,803 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:16:41,808 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:16:41,808 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:16:41,809 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:16:41,809 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:16:41,810 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:16:41,811 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:16:41,813 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:16:41,815 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:16:41,816 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:16:41,816 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:16:41,818 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:16:41,818 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:16:41,819 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:16:41,823 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:16:41,824 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:16:41,849 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:16:41,850 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:16:41,852 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:16:41,856 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:16:41,856 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:16:41,856 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:16:41,857 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:16:41,859 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:16:41,859 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:16:41,859 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:16:41,860 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:16:41,860 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:16:41,860 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:16:41,861 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:16:41,861 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:16:41,861 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:16:41,861 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:16:41,862 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:16:41,864 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:16:41,864 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:16:41,864 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:16:41,864 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:16:41,865 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:16:41,865 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:16:41,865 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:16:41,865 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:16:41,865 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:16:41,866 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:16:41,866 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 -> 4e1169a238454fcfa97399cd5add32149ad6c06b [2019-11-26 17:16:42,317 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:16:42,332 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:16:42,338 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:16:42,340 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:16:42,343 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:16:42,344 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-26 17:16:42,450 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86313ed1c/6f11574c51ce456b8e9daa6cea471d49/FLAG0d0873062 [2019-11-26 17:16:43,430 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:16:43,432 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-26 17:16:43,475 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86313ed1c/6f11574c51ce456b8e9daa6cea471d49/FLAG0d0873062 [2019-11-26 17:16:43,973 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86313ed1c/6f11574c51ce456b8e9daa6cea471d49 [2019-11-26 17:16:43,976 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:16:43,978 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:16:43,993 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:43,993 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:16:43,996 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:16:44,001 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:43" (1/1) ... [2019-11-26 17:16:44,007 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f6078bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:44, skipping insertion in model container [2019-11-26 17:16:44,007 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:43" (1/1) ... [2019-11-26 17:16:44,021 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:16:44,252 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:16:46,223 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:46,250 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:16:47,712 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:47,758 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:16:47,759 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:47 WrapperNode [2019-11-26 17:16:47,759 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:47,760 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:47,763 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:16:47,763 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:16:47,776 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:47" (1/1) ... [2019-11-26 17:16:47,825 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:47" (1/1) ... [2019-11-26 17:16:47,942 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:47,943 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:16:47,945 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:16:47,945 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:16:47,961 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:47" (1/1) ... [2019-11-26 17:16:47,961 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:47" (1/1) ... [2019-11-26 17:16:47,976 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:47" (1/1) ... [2019-11-26 17:16:47,976 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:47" (1/1) ... [2019-11-26 17:16:48,028 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:47" (1/1) ... [2019-11-26 17:16:48,063 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:47" (1/1) ... [2019-11-26 17:16:48,082 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:47" (1/1) ... [2019-11-26 17:16:48,108 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:16:48,115 INFO L168 Benchmark]: Toolchain (without parser) took 4132.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 953.1 MB in the beginning and 921.3 MB in the end (delta: 31.8 MB). Peak memory consumption was 31.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:48,117 INFO L168 Benchmark]: CDTParser took 0.22 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. [2019-11-26 17:16:48,120 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3767.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 953.1 MB in the beginning and 944.2 MB in the end (delta: 8.9 MB). Peak memory consumption was 39.0 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:48,122 INFO L168 Benchmark]: Boogie Procedure Inliner took 182.69 ms. Allocated memory is still 1.0 GB. Free memory was 944.2 MB in the beginning and 932.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:48,125 INFO L168 Benchmark]: Boogie Preprocessor took 164.71 ms. Allocated memory is still 1.0 GB. Free memory was 932.7 MB in the beginning and 921.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:48,134 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 3767.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 953.1 MB in the beginning and 944.2 MB in the end (delta: 8.9 MB). Peak memory consumption was 39.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 182.69 ms. Allocated memory is still 1.0 GB. Free memory was 944.2 MB in the beginning and 932.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 164.71 ms. Allocated memory is still 1.0 GB. Free memory was 932.7 MB in the beginning and 921.3 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... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:16:50,837 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:16:50,842 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:16:50,866 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:16:50,869 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:16:50,871 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:16:50,872 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:16:50,885 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:16:50,891 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:16:50,896 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:16:50,897 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:16:50,902 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:16:50,902 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:16:50,904 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:16:50,908 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:16:50,909 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:16:50,910 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:16:50,912 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:16:50,918 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:16:50,922 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:16:50,927 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:16:50,932 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:16:50,934 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:16:50,939 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:16:50,942 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:16:50,943 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:16:50,945 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:16:50,946 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:16:50,947 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:16:50,948 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:16:50,951 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:16:50,951 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:16:50,952 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:16:50,953 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:16:50,957 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:16:50,957 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:16:50,958 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:16:50,959 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:16:50,960 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:16:50,960 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:16:50,964 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:16:50,965 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:16:50,991 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:16:50,994 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:16:50,996 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:16:50,997 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:16:50,997 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:16:50,997 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:16:50,999 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:16:50,999 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:16:50,999 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:16:50,999 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:16:51,000 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:16:51,001 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:16:51,003 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:16:51,003 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:16:51,004 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:16:51,004 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:16:51,004 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:16:51,004 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:16:51,004 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:16:51,005 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:16:51,005 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:16:51,005 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:16:51,008 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:16:51,008 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:16:51,008 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:16:51,008 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:16:51,009 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:16:51,009 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:16:51,009 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:16:51,009 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:16:51,010 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 -> 4e1169a238454fcfa97399cd5add32149ad6c06b [2019-11-26 17:16:51,377 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:16:51,392 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:16:51,400 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:16:51,402 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:16:51,403 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:16:51,404 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-26 17:16:51,506 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b559630b/cc096bc916b942f7b1e10081e0143470/FLAGa63a947e0 [2019-11-26 17:16:52,561 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:16:52,562 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-26 17:16:52,597 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b559630b/cc096bc916b942f7b1e10081e0143470/FLAGa63a947e0 [2019-11-26 17:16:53,036 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b559630b/cc096bc916b942f7b1e10081e0143470 [2019-11-26 17:16:53,041 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:16:53,043 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:16:53,057 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:53,058 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:16:53,064 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:16:53,065 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:53" (1/1) ... [2019-11-26 17:16:53,071 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c2d16a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:53, skipping insertion in model container [2019-11-26 17:16:53,071 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:53" (1/1) ... [2019-11-26 17:16:53,086 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:16:53,293 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:16:55,468 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:55,495 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:16:56,843 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:56,888 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:16:56,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:56 WrapperNode [2019-11-26 17:16:56,891 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:56,893 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:56,893 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:16:56,893 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:16:56,908 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:56" (1/1) ... [2019-11-26 17:16:56,974 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:56" (1/1) ... [2019-11-26 17:16:57,099 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:57,100 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:16:57,102 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:16:57,102 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:16:57,118 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:56" (1/1) ... [2019-11-26 17:16:57,120 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:56" (1/1) ... [2019-11-26 17:16:57,139 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:56" (1/1) ... [2019-11-26 17:16:57,140 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:56" (1/1) ... [2019-11-26 17:16:57,208 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:56" (1/1) ... [2019-11-26 17:16:57,247 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:56" (1/1) ... [2019-11-26 17:16:57,273 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:56" (1/1) ... [2019-11-26 17:16:57,303 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:16:57,312 INFO L168 Benchmark]: Toolchain (without parser) took 4265.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 869.6 MB in the end (delta: 87.8 MB). Peak memory consumption was 87.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:57,313 INFO L168 Benchmark]: CDTParser took 1.01 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. [2019-11-26 17:16:57,314 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3834.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 892.6 MB in the end (delta: 64.8 MB). Peak memory consumption was 64.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:57,316 INFO L168 Benchmark]: Boogie Procedure Inliner took 207.32 ms. Allocated memory is still 1.0 GB. Free memory was 892.6 MB in the beginning and 881.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:57,320 INFO L168 Benchmark]: Boogie Preprocessor took 205.61 ms. Allocated memory is still 1.0 GB. Free memory was 881.1 MB in the beginning and 869.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:57,326 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.01 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 3834.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 892.6 MB in the end (delta: 64.8 MB). Peak memory consumption was 64.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 207.32 ms. Allocated memory is still 1.0 GB. Free memory was 892.6 MB in the beginning and 881.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 205.61 ms. Allocated memory is still 1.0 GB. Free memory was 881.1 MB in the beginning and 869.6 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...