./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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.4.ufo.BOUNDED-8.pals.c.v+nlh-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 9fe1e25bdd23e7facc65756281456610e4973b61 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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.4.ufo.BOUNDED-8.pals.c.v+nlh-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 9fe1e25bdd23e7facc65756281456610e4973b61 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:27:34,924 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:27:34,930 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:27:34,968 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:27:34,969 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:27:34,973 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:27:34,980 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:27:34,992 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:27:35,002 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:27:35,008 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:27:35,010 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:27:35,015 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:27:35,016 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:27:35,019 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:27:35,023 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:27:35,026 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:27:35,029 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:27:35,034 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:27:35,037 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:27:35,043 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:27:35,050 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:27:35,058 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:27:35,059 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:27:35,064 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:27:35,073 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:27:35,074 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:27:35,074 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:27:35,076 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:27:35,077 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:27:35,081 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:27:35,081 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:27:35,084 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:27:35,089 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:27:35,090 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:27:35,095 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:27:35,095 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:27:35,097 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:27:35,097 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:27:35,097 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:27:35,100 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:27:35,103 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:27:35,104 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:27:35,156 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:27:35,163 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:27:35,166 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:27:35,169 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:27:35,171 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:27:35,171 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:27:35,172 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:27:35,172 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:27:35,172 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:27:35,172 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:27:35,174 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:27:35,174 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:27:35,177 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:27:35,177 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:27:35,178 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:27:35,178 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:27:35,178 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:27:35,179 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:27:35,179 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:27:35,179 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:27:35,180 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:27:35,180 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:27:35,183 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:27:35,184 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:27:35,184 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:27:35,184 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:27:35,184 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:27:35,185 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:27:35,186 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 -> 9fe1e25bdd23e7facc65756281456610e4973b61 [2019-11-27 16:27:35,763 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:27:35,794 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:27:35,803 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:27:35,805 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:27:35,805 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:27:35,809 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-11-27 16:27:35,978 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24c19e98c/e604a54ca1324bd4b469034b36dcc3c8/FLAGdf71be1fe [2019-11-27 16:27:37,164 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:27:37,166 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-11-27 16:27:37,193 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24c19e98c/e604a54ca1324bd4b469034b36dcc3c8/FLAGdf71be1fe [2019-11-27 16:27:37,234 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24c19e98c/e604a54ca1324bd4b469034b36dcc3c8 [2019-11-27 16:27:37,241 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:27:37,247 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:27:37,251 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:37,253 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:27:37,261 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:27:37,262 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:37" (1/1) ... [2019-11-27 16:27:37,271 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b1bd386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:37, skipping insertion in model container [2019-11-27 16:27:37,271 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:37" (1/1) ... [2019-11-27 16:27:37,291 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:27:37,398 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:27:38,256 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:38,286 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:27:38,497 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:38,552 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:27:38,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:38 WrapperNode [2019-11-27 16:27:38,553 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:38,555 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:38,555 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:27:38,556 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:27:38,571 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:38" (1/1) ... [2019-11-27 16:27:38,615 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:38" (1/1) ... [2019-11-27 16:27:38,721 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:38,722 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:27:38,722 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:27:38,722 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:27:38,747 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:38" (1/1) ... [2019-11-27 16:27:38,747 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:38" (1/1) ... [2019-11-27 16:27:38,759 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:38" (1/1) ... [2019-11-27 16:27:38,760 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:38" (1/1) ... [2019-11-27 16:27:38,782 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:38" (1/1) ... [2019-11-27 16:27:38,808 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:38" (1/1) ... [2019-11-27 16:27:38,818 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:38" (1/1) ... [2019-11-27 16:27:38,826 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:27:38,838 INFO L168 Benchmark]: Toolchain (without parser) took 1585.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 974.2 MB in the end (delta: -12.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:38,852 INFO L168 Benchmark]: CDTParser took 0.55 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. [2019-11-27 16:27:38,859 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1303.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 979.9 MB in the end (delta: -18.2 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:38,860 INFO L168 Benchmark]: Boogie Procedure Inliner took 166.23 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:38,864 INFO L168 Benchmark]: Boogie Preprocessor took 107.56 ms. Allocated memory is still 1.0 GB. Free memory was 979.9 MB in the beginning and 974.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:38,875 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55 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 1303.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 979.9 MB in the end (delta: -18.2 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 166.23 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 107.56 ms. Allocated memory is still 1.0 GB. Free memory was 979.9 MB in the beginning and 974.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:27:42,815 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:27:42,820 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:27:42,853 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:27:42,853 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:27:42,856 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:27:42,858 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:27:42,886 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:27:42,889 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:27:42,896 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:27:42,898 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:27:42,904 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:27:42,905 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:27:42,909 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:27:42,915 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:27:42,917 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:27:42,920 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:27:42,927 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:27:42,930 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:27:42,938 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:27:42,947 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:27:42,954 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:27:42,956 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:27:42,961 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:27:42,969 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:27:42,970 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:27:42,970 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:27:42,974 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:27:42,974 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:27:42,976 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:27:42,979 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:27:42,982 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:27:42,983 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:27:42,986 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:27:42,988 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:27:42,989 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:27:42,994 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:27:42,994 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:27:42,995 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:27:42,996 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:27:42,999 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:27:43,000 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:27:43,041 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:27:43,043 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:27:43,047 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:27:43,049 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:27:43,050 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:27:43,050 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:27:43,052 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:27:43,052 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:27:43,052 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:27:43,053 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:27:43,054 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:27:43,055 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:27:43,057 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:27:43,058 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:27:43,058 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:27:43,058 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:27:43,058 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:27:43,059 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:27:43,059 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:27:43,062 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:27:43,062 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:27:43,062 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:27:43,063 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:27:43,063 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:27:43,063 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:27:43,064 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:27:43,064 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:27:43,067 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:27:43,067 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:27:43,067 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:27:43,069 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 -> 9fe1e25bdd23e7facc65756281456610e4973b61 [2019-11-27 16:27:43,608 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:27:43,640 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:27:43,645 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:27:43,650 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:27:43,653 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:27:43,655 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-11-27 16:27:43,811 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1e5aa928/3e05aa22d91a451ba0c6de6f20e45614/FLAGb934b150d [2019-11-27 16:27:44,948 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:27:44,950 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-11-27 16:27:44,980 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1e5aa928/3e05aa22d91a451ba0c6de6f20e45614/FLAGb934b150d [2019-11-27 16:27:45,486 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1e5aa928/3e05aa22d91a451ba0c6de6f20e45614 [2019-11-27 16:27:45,505 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:27:45,511 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:27:45,514 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:45,515 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:27:45,521 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:27:45,525 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:45" (1/1) ... [2019-11-27 16:27:45,533 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b4f2291 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:45, skipping insertion in model container [2019-11-27 16:27:45,534 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:45" (1/1) ... [2019-11-27 16:27:45,553 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:27:45,667 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:27:46,559 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:46,581 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:27:46,861 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:46,915 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:27:46,916 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:46 WrapperNode [2019-11-27 16:27:46,917 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:46,918 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:46,920 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:27:46,920 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:27:46,944 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:46" (1/1) ... [2019-11-27 16:27:46,979 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:46" (1/1) ... [2019-11-27 16:27:47,066 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:47,069 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:27:47,070 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:27:47,070 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:27:47,091 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:46" (1/1) ... [2019-11-27 16:27:47,091 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:46" (1/1) ... [2019-11-27 16:27:47,103 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:46" (1/1) ... [2019-11-27 16:27:47,106 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:46" (1/1) ... [2019-11-27 16:27:47,130 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:46" (1/1) ... [2019-11-27 16:27:47,149 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:46" (1/1) ... [2019-11-27 16:27:47,153 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:46" (1/1) ... [2019-11-27 16:27:47,163 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:27:47,172 INFO L168 Benchmark]: Toolchain (without parser) took 1655.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.1 MB in the end (delta: -10.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:47,182 INFO L168 Benchmark]: CDTParser took 3.00 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. [2019-11-27 16:27:47,185 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1403.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 983.8 MB in the end (delta: -16.4 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:47,186 INFO L168 Benchmark]: Boogie Procedure Inliner took 151.30 ms. Allocated memory is still 1.0 GB. Free memory is still 983.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:47,191 INFO L168 Benchmark]: Boogie Preprocessor took 94.24 ms. Allocated memory is still 1.0 GB. Free memory was 983.8 MB in the beginning and 978.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:47,198 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.00 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 1403.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 983.8 MB in the end (delta: -16.4 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 151.30 ms. Allocated memory is still 1.0 GB. Free memory is still 983.8 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 94.24 ms. Allocated memory is still 1.0 GB. Free memory was 983.8 MB in the beginning and 978.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...