./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.1.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_lcr.7.1.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 0bbaa416ef1db2e6e8126d50c1dc39c9b6128403 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_lcr.7.1.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 0bbaa416ef1db2e6e8126d50c1dc39c9b6128403 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:18:37,002 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:18:37,007 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:18:37,044 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:18:37,045 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:18:37,049 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:18:37,053 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:18:37,072 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:18:37,074 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:18:37,079 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:18:37,084 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:18:37,089 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:18:37,091 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:18:37,097 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:18:37,101 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:18:37,106 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:18:37,107 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:18:37,114 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:18:37,120 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:18:37,129 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:18:37,138 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:18:37,141 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:18:37,145 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:18:37,149 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:18:37,159 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:18:37,159 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:18:37,160 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:18:37,162 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:18:37,164 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:18:37,165 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:18:37,167 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:18:37,170 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:18:37,171 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:18:37,175 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:18:37,177 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:18:37,179 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:18:37,182 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:18:37,182 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:18:37,183 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:18:37,187 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:18:37,190 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:18:37,192 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:18:37,233 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:18:37,237 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:18:37,240 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:18:37,240 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:18:37,241 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:18:37,242 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:18:37,242 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:18:37,243 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:18:37,244 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:18:37,244 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:18:37,246 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:18:37,247 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:18:37,247 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:18:37,248 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:18:37,251 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:18:37,251 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:18:37,251 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:18:37,252 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:18:37,252 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:18:37,252 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:18:37,253 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:18:37,253 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:18:37,253 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:18:37,256 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:18:37,256 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:18:37,257 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:18:37,257 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:18:37,257 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:18:37,258 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 -> 0bbaa416ef1db2e6e8126d50c1dc39c9b6128403 [2019-11-26 17:18:37,819 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:18:37,849 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:18:37,859 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:18:37,861 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:18:37,863 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:18:37,865 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-26 17:18:38,029 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebaf1d19a/b0da6f5db411440f9e845ac6c335251b/FLAGf4a515fef [2019-11-26 17:18:39,810 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:18:39,814 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-26 17:18:39,934 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebaf1d19a/b0da6f5db411440f9e845ac6c335251b/FLAGf4a515fef [2019-11-26 17:18:39,975 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebaf1d19a/b0da6f5db411440f9e845ac6c335251b [2019-11-26 17:18:39,981 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:18:39,988 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:18:39,990 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:39,992 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:18:40,001 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:18:40,002 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:39" (1/1) ... [2019-11-26 17:18:40,010 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@683e04ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:40, skipping insertion in model container [2019-11-26 17:18:40,012 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:39" (1/1) ... [2019-11-26 17:18:40,030 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:18:40,603 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:18:45,267 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:45,304 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:18:47,700 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:47,801 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:18:47,804 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:47 WrapperNode [2019-11-26 17:18:47,806 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:47,807 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:47,807 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:18:47,809 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:18:47,834 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:47" (1/1) ... [2019-11-26 17:18:47,985 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:47" (1/1) ... [2019-11-26 17:18:48,366 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:48,369 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:18:48,370 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:18:48,370 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:18:48,397 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:47" (1/1) ... [2019-11-26 17:18:48,398 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:47" (1/1) ... [2019-11-26 17:18:48,487 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:47" (1/1) ... [2019-11-26 17:18:48,488 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:47" (1/1) ... [2019-11-26 17:18:48,687 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:47" (1/1) ... [2019-11-26 17:18:48,802 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:47" (1/1) ... [2019-11-26 17:18:48,869 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:47" (1/1) ... [2019-11-26 17:18:48,963 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:18:48,975 INFO L168 Benchmark]: Toolchain (without parser) took 8981.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 757.2 MB in the end (delta: 193.1 MB). Peak memory consumption was 193.1 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:48,976 INFO L168 Benchmark]: CDTParser took 3.98 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 17:18:48,980 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7816.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 820.5 MB in the end (delta: 124.0 MB). Peak memory consumption was 124.1 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:48,982 INFO L168 Benchmark]: Boogie Procedure Inliner took 562.28 ms. Allocated memory is still 1.0 GB. Free memory was 820.5 MB in the beginning and 781.6 MB in the end (delta: 39.0 MB). Peak memory consumption was 39.0 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:48,986 INFO L168 Benchmark]: Boogie Preprocessor took 596.19 ms. Allocated memory is still 1.0 GB. Free memory was 781.6 MB in the beginning and 757.2 MB in the end (delta: 24.4 MB). Peak memory consumption was 24.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:48,998 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.98 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 7816.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 820.5 MB in the end (delta: 124.0 MB). Peak memory consumption was 124.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 562.28 ms. Allocated memory is still 1.0 GB. Free memory was 820.5 MB in the beginning and 781.6 MB in the end (delta: 39.0 MB). Peak memory consumption was 39.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 596.19 ms. Allocated memory is still 1.0 GB. Free memory was 781.6 MB in the beginning and 757.2 MB in the end (delta: 24.4 MB). Peak memory consumption was 24.4 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 17:18:53,077 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:18:53,080 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:18:53,122 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:18:53,124 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:18:53,128 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:18:53,132 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:18:53,150 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:18:53,155 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:18:53,159 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:18:53,164 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:18:53,166 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:18:53,168 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:18:53,174 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:18:53,176 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:18:53,180 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:18:53,184 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:18:53,187 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:18:53,192 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:18:53,201 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:18:53,210 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:18:53,214 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:18:53,219 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:18:53,221 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:18:53,230 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:18:53,230 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:18:53,233 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:18:53,235 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:18:53,235 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:18:53,239 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:18:53,239 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:18:53,240 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:18:53,243 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:18:53,244 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:18:53,250 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:18:53,250 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:18:53,251 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:18:53,253 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:18:53,253 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:18:53,258 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:18:53,261 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:18:53,262 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:18:53,301 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:18:53,306 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:18:53,309 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:18:53,309 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:18:53,310 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:18:53,310 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:18:53,310 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:18:53,312 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:18:53,312 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:18:53,312 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:18:53,315 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:18:53,315 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:18:53,315 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:18:53,316 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:18:53,318 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:18:53,318 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:18:53,318 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:18:53,319 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:18:53,319 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:18:53,321 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:18:53,321 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:18:53,321 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:18:53,322 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:18:53,322 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:18:53,324 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:18:53,324 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:18:53,324 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:18:53,325 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:18:53,325 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:18:53,325 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:18:53,328 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 -> 0bbaa416ef1db2e6e8126d50c1dc39c9b6128403 [2019-11-26 17:18:53,915 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:18:53,942 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:18:53,949 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:18:53,954 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:18:53,955 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:18:53,958 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-26 17:18:54,114 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/842f374fc/ade1a0137b0a4cb684b4922d3e310066/FLAGa0e866a62 [2019-11-26 17:18:55,933 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:18:55,935 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-26 17:18:56,033 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/842f374fc/ade1a0137b0a4cb684b4922d3e310066/FLAGa0e866a62 [2019-11-26 17:18:56,276 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/842f374fc/ade1a0137b0a4cb684b4922d3e310066 [2019-11-26 17:18:56,285 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:18:56,289 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:18:56,295 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:56,296 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:18:56,302 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:18:56,306 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:56" (1/1) ... [2019-11-26 17:18:56,313 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76344466 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:56, skipping insertion in model container [2019-11-26 17:18:56,316 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:56" (1/1) ... [2019-11-26 17:18:56,327 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:18:56,916 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:19:02,387 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:02,429 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:19:07,397 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:07,485 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:19:07,487 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:07 WrapperNode [2019-11-26 17:19:07,488 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:07,489 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:07,489 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:19:07,489 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:19:07,513 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:07" (1/1) ... [2019-11-26 17:19:07,674 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:07" (1/1) ... [2019-11-26 17:19:07,995 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:07,998 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:19:07,999 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:19:07,999 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:19:08,021 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:07" (1/1) ... [2019-11-26 17:19:08,024 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:07" (1/1) ... [2019-11-26 17:19:08,127 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:07" (1/1) ... [2019-11-26 17:19:08,128 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:07" (1/1) ... [2019-11-26 17:19:08,383 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:07" (1/1) ... [2019-11-26 17:19:08,488 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:07" (1/1) ... [2019-11-26 17:19:08,578 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:07" (1/1) ... [2019-11-26 17:19:08,692 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:19:08,704 INFO L168 Benchmark]: Toolchain (without parser) took 12407.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 892.7 MB in the end (delta: 51.8 MB). Peak memory consumption was 51.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:08,705 INFO L168 Benchmark]: CDTParser took 0.41 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 17:19:08,708 INFO L168 Benchmark]: CACSL2BoogieTranslator took 11192.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 964.7 MB in the end (delta: -20.2 MB). Peak memory consumption was 259.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:08,711 INFO L168 Benchmark]: Boogie Procedure Inliner took 509.11 ms. Allocated memory is still 1.0 GB. Free memory was 964.7 MB in the beginning and 923.5 MB in the end (delta: 41.2 MB). Peak memory consumption was 41.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:08,714 INFO L168 Benchmark]: Boogie Preprocessor took 695.66 ms. Allocated memory is still 1.0 GB. Free memory was 923.5 MB in the beginning and 892.7 MB in the end (delta: 30.9 MB). Peak memory consumption was 30.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:08,724 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 11192.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 964.7 MB in the end (delta: -20.2 MB). Peak memory consumption was 259.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 509.11 ms. Allocated memory is still 1.0 GB. Free memory was 964.7 MB in the beginning and 923.5 MB in the end (delta: 41.2 MB). Peak memory consumption was 41.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 695.66 ms. Allocated memory is still 1.0 GB. Free memory was 923.5 MB in the beginning and 892.7 MB in the end (delta: 30.9 MB). Peak memory consumption was 30.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...