./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.3.1.ufo.UNBOUNDED.pals.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/pals_lcr-var-start-time.3.1.ufo.UNBOUNDED.pals.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 60c504c9f40ccadb4975411e53cf63a02a16daf7 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.3.1.ufo.UNBOUNDED.pals.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 60c504c9f40ccadb4975411e53cf63a02a16daf7 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 17:13:36,711 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:13:36,716 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:13:36,741 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:13:36,743 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:13:36,753 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:13:36,755 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:13:36,770 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:13:36,775 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:13:36,780 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:13:36,781 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:13:36,786 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:13:36,789 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:13:36,793 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:13:36,795 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:13:36,800 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:13:36,802 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:13:36,806 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:13:36,810 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:13:36,820 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:13:36,826 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:13:36,832 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:13:36,835 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:13:36,839 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:13:36,846 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:13:36,849 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:13:36,849 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:13:36,851 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:13:36,852 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:13:36,854 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:13:36,856 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:13:36,857 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:13:36,859 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:13:36,862 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:13:36,865 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:13:36,865 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:13:36,872 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:13:36,872 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:13:36,872 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:13:36,875 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:13:36,878 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:13:36,880 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:13:36,921 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:13:36,922 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:13:36,924 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:13:36,925 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:13:36,927 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:13:36,927 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:13:36,927 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:13:36,928 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:13:36,928 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:13:36,928 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:13:36,931 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:13:36,931 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:13:36,931 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:13:36,932 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:13:36,933 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:13:36,933 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:13:36,935 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:13:36,935 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:13:36,935 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:13:36,936 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:13:36,936 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:13:36,936 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:13:36,938 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:13:36,938 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:13:36,938 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:13:36,939 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:13:36,939 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:13:36,939 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:13:36,940 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 -> 60c504c9f40ccadb4975411e53cf63a02a16daf7 [2019-11-26 17:13:37,461 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:13:37,490 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:13:37,496 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:13:37,501 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:13:37,502 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:13:37,506 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.3.1.ufo.UNBOUNDED.pals.c [2019-11-26 17:13:37,663 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c16b0dc37/965fee16866341e08f091ad89807f64a/FLAGa28a04308 [2019-11-26 17:13:38,759 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:13:38,763 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.3.1.ufo.UNBOUNDED.pals.c [2019-11-26 17:13:38,788 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c16b0dc37/965fee16866341e08f091ad89807f64a/FLAGa28a04308 [2019-11-26 17:13:38,825 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c16b0dc37/965fee16866341e08f091ad89807f64a [2019-11-26 17:13:38,836 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:13:38,838 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:13:38,842 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:38,843 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:13:38,850 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:13:38,854 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:38" (1/1) ... [2019-11-26 17:13:38,860 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42beb182 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:38, skipping insertion in model container [2019-11-26 17:13:38,861 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:38" (1/1) ... [2019-11-26 17:13:38,879 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:13:38,968 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:13:39,653 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:39,685 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:13:39,825 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:39,849 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:13:39,850 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:39 WrapperNode [2019-11-26 17:13:39,851 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:39,859 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:39,860 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:13:39,860 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:13:39,870 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:39" (1/1) ... [2019-11-26 17:13:39,923 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:39" (1/1) ... [2019-11-26 17:13:39,991 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:39,993 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:13:39,995 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:13:39,995 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:13:40,009 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:39" (1/1) ... [2019-11-26 17:13:40,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:39" (1/1) ... [2019-11-26 17:13:40,024 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:39" (1/1) ... [2019-11-26 17:13:40,026 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:39" (1/1) ... [2019-11-26 17:13:40,059 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:39" (1/1) ... [2019-11-26 17:13:40,081 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:39" (1/1) ... [2019-11-26 17:13:40,090 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:39" (1/1) ... [2019-11-26 17:13:40,106 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:13:40,118 INFO L168 Benchmark]: Toolchain (without parser) took 1271.71 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 985.8 MB in the end (delta: -24.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:13:40,123 INFO L168 Benchmark]: CDTParser took 0.42 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 17:13:40,126 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1009.71 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 991.5 MB in the end (delta: -29.8 MB). Peak memory consumption was 21.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:13:40,129 INFO L168 Benchmark]: Boogie Procedure Inliner took 133.38 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 985.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:13:40,131 INFO L168 Benchmark]: Boogie Preprocessor took 113.86 ms. Allocated memory is still 1.0 GB. Free memory is still 985.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:13:40,141 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 1009.71 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 991.5 MB in the end (delta: -29.8 MB). Peak memory consumption was 21.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 133.38 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 985.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 113.86 ms. Allocated memory is still 1.0 GB. Free memory is still 985.8 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:13:44,126 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:13:44,132 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:13:44,167 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:13:44,168 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:13:44,170 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:13:44,174 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:13:44,191 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:13:44,196 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:13:44,201 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:13:44,202 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:13:44,208 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:13:44,210 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:13:44,218 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:13:44,220 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:13:44,225 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:13:44,226 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:13:44,231 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:13:44,238 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:13:44,246 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:13:44,254 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:13:44,261 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:13:44,263 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:13:44,269 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:13:44,277 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:13:44,277 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:13:44,278 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:13:44,282 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:13:44,283 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:13:44,284 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:13:44,286 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:13:44,287 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:13:44,289 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:13:44,292 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:13:44,295 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:13:44,296 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:13:44,298 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:13:44,300 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:13:44,300 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:13:44,305 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:13:44,307 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:13:44,310 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:13:44,349 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:13:44,351 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:13:44,355 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:13:44,355 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:13:44,357 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:13:44,357 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:13:44,357 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:13:44,359 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:13:44,359 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:13:44,359 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:13:44,361 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:13:44,362 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:13:44,362 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:13:44,365 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:13:44,366 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:13:44,366 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:13:44,366 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:13:44,367 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:13:44,367 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:13:44,367 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:13:44,368 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:13:44,368 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:13:44,370 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:13:44,370 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:13:44,371 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:13:44,371 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:13:44,373 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:13:44,373 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:13:44,373 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:13:44,374 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:13:44,375 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 -> 60c504c9f40ccadb4975411e53cf63a02a16daf7 [2019-11-26 17:13:45,025 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:13:45,075 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:13:45,085 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:13:45,088 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:13:45,088 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:13:45,091 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.3.1.ufo.UNBOUNDED.pals.c [2019-11-26 17:13:45,249 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4143673c5/7f750c3004a54f9185fa63b177893a3e/FLAGdf2e081b3 [2019-11-26 17:13:46,326 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:13:46,327 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.3.1.ufo.UNBOUNDED.pals.c [2019-11-26 17:13:46,351 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4143673c5/7f750c3004a54f9185fa63b177893a3e/FLAGdf2e081b3 [2019-11-26 17:13:46,389 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4143673c5/7f750c3004a54f9185fa63b177893a3e [2019-11-26 17:13:46,398 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:13:46,403 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:13:46,407 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:46,408 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:13:46,418 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:13:46,419 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:46" (1/1) ... [2019-11-26 17:13:46,426 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42beb182 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:46, skipping insertion in model container [2019-11-26 17:13:46,426 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:46" (1/1) ... [2019-11-26 17:13:46,440 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:13:46,539 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:13:47,194 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:47,215 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:13:47,355 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:47,393 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:13:47,394 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:47 WrapperNode [2019-11-26 17:13:47,394 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:47,402 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:47,403 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:13:47,403 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:13:47,426 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:47" (1/1) ... [2019-11-26 17:13:47,452 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:47" (1/1) ... [2019-11-26 17:13:47,504 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:47,505 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:13:47,505 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:13:47,506 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:13:47,517 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:47" (1/1) ... [2019-11-26 17:13:47,517 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:47" (1/1) ... [2019-11-26 17:13:47,539 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:47" (1/1) ... [2019-11-26 17:13:47,540 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:47" (1/1) ... [2019-11-26 17:13:47,571 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:47" (1/1) ... [2019-11-26 17:13:47,605 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:47" (1/1) ... [2019-11-26 17:13:47,612 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:47" (1/1) ... [2019-11-26 17:13:47,622 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:13:47,626 INFO L168 Benchmark]: Toolchain (without parser) took 1223.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 985.7 MB in the end (delta: -19.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:13:47,634 INFO L168 Benchmark]: CDTParser took 0.45 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. [2019-11-26 17:13:47,636 INFO L168 Benchmark]: CACSL2BoogieTranslator took 987.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 985.7 MB in the end (delta: -19.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:13:47,637 INFO L168 Benchmark]: Boogie Procedure Inliner took 102.59 ms. Allocated memory is still 1.0 GB. Free memory is still 985.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:13:47,638 INFO L168 Benchmark]: Boogie Preprocessor took 117.49 ms. Allocated memory is still 1.0 GB. Free memory is still 985.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:13:47,650 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 987.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 985.7 MB in the end (delta: -19.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 102.59 ms. Allocated memory is still 1.0 GB. Free memory is still 985.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 117.49 ms. Allocated memory is still 1.0 GB. Free memory is still 985.7 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...