./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+nlh-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.4.1.ufo.UNBOUNDED.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 323656355ccee169868be58c8c207c522c640686 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.4.1.ufo.UNBOUNDED.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 323656355ccee169868be58c8c207c522c640686 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 17:18:03,646 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:18:03,652 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:18:03,698 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:18:03,698 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:18:03,702 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:18:03,707 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:18:03,724 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:18:03,729 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:18:03,732 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:18:03,735 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:18:03,742 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:18:03,742 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:18:03,748 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:18:03,751 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:18:03,755 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:18:03,759 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:18:03,762 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:18:03,767 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:18:03,775 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:18:03,784 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:18:03,790 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:18:03,795 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:18:03,797 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:18:03,805 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:18:03,805 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:18:03,807 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:18:03,810 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:18:03,810 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:18:03,814 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:18:03,814 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:18:03,815 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:18:03,818 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:18:03,820 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:18:03,824 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:18:03,827 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:18:03,828 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:18:03,829 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:18:03,829 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:18:03,833 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:18:03,836 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:18:03,838 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:18:03,876 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:18:03,880 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:18:03,883 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:18:03,883 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:18:03,885 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:18:03,885 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:18:03,885 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:18:03,888 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:18:03,888 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:18:03,888 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:18:03,889 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:18:03,890 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:18:03,890 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:18:03,891 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:18:03,891 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:18:03,891 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:18:03,893 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:18:03,893 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:18:03,893 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:18:03,894 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:18:03,896 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:18:03,896 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:18:03,896 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:18:03,897 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:18:03,897 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:18:03,897 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:18:03,898 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:18:03,900 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:18:03,900 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 -> 323656355ccee169868be58c8c207c522c640686 [2019-11-26 17:18:04,444 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:18:04,473 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:18:04,477 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:18:04,481 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:18:04,483 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:18:04,485 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:18:04,637 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/195b5df6e/276439f7cfb84b6e833670c033cf2564/FLAG2bbf85274 [2019-11-26 17:18:05,732 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:18:05,734 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:18:05,757 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/195b5df6e/276439f7cfb84b6e833670c033cf2564/FLAG2bbf85274 [2019-11-26 17:18:05,809 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/195b5df6e/276439f7cfb84b6e833670c033cf2564 [2019-11-26 17:18:05,816 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:18:05,818 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:18:05,829 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:05,829 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:18:05,836 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:18:05,840 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:05" (1/1) ... [2019-11-26 17:18:05,846 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:05, skipping insertion in model container [2019-11-26 17:18:05,848 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:05" (1/1) ... [2019-11-26 17:18:05,867 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:18:05,969 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:18:06,799 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:06,833 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:18:07,014 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:07,060 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:18:07,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:07 WrapperNode [2019-11-26 17:18:07,062 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:07,070 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:07,075 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:18:07,076 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:18:07,098 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:07" (1/1) ... [2019-11-26 17:18:07,143 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:07" (1/1) ... [2019-11-26 17:18:07,229 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:07,232 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:18:07,232 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:18:07,233 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:18:07,252 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:07" (1/1) ... [2019-11-26 17:18:07,253 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:07" (1/1) ... [2019-11-26 17:18:07,267 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:07" (1/1) ... [2019-11-26 17:18:07,267 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:07" (1/1) ... [2019-11-26 17:18:07,284 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:07" (1/1) ... [2019-11-26 17:18:07,299 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:07" (1/1) ... [2019-11-26 17:18:07,305 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:07" (1/1) ... [2019-11-26 17:18:07,317 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:18:07,337 INFO L168 Benchmark]: Toolchain (without parser) took 1501.97 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 983.8 MB in the end (delta: -22.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:18:07,340 INFO L168 Benchmark]: CDTParser took 2.63 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 17:18:07,343 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1233.98 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 989.6 MB in the end (delta: -27.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:07,346 INFO L168 Benchmark]: Boogie Procedure Inliner took 161.75 ms. Allocated memory is still 1.0 GB. Free memory was 989.6 MB in the beginning and 983.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:07,348 INFO L168 Benchmark]: Boogie Preprocessor took 85.11 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. [2019-11-26 17:18:07,359 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.63 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 1233.98 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 989.6 MB in the end (delta: -27.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 161.75 ms. Allocated memory is still 1.0 GB. Free memory was 989.6 MB in the beginning and 983.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 85.11 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. 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 17:18:11,057 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:18:11,064 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:18:11,093 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:18:11,094 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:18:11,097 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:18:11,110 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:18:11,127 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:18:11,132 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:18:11,136 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:18:11,139 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:18:11,143 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:18:11,146 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:18:11,151 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:18:11,155 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:18:11,160 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:18:11,161 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:18:11,164 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:18:11,169 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:18:11,178 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:18:11,187 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:18:11,196 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:18:11,199 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:18:11,200 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:18:11,208 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:18:11,211 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:18:11,211 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:18:11,213 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:18:11,214 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:18:11,215 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:18:11,218 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:18:11,219 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:18:11,221 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:18:11,224 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:18:11,226 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:18:11,229 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:18:11,230 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:18:11,231 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:18:11,231 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:18:11,234 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:18:11,236 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:18:11,239 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:18:11,277 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:18:11,280 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:18:11,286 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:18:11,287 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:18:11,287 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:18:11,287 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:18:11,288 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:18:11,288 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:18:11,288 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:18:11,290 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:18:11,291 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:18:11,291 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:18:11,292 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:18:11,293 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:18:11,293 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:18:11,296 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:18:11,296 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:18:11,296 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:18:11,297 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:18:11,297 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:18:11,297 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:18:11,298 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:18:11,299 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:18:11,299 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:18:11,301 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:18:11,301 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:18:11,301 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:18:11,302 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:18:11,304 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:18:11,304 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:18:11,305 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 -> 323656355ccee169868be58c8c207c522c640686 [2019-11-26 17:18:11,943 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:18:11,970 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:18:11,979 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:18:11,982 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:18:11,985 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:18:11,987 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:18:12,140 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29c874b3c/54f77752fbd74859912addf8df519a9a/FLAG3efced2ab [2019-11-26 17:18:13,251 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:18:13,257 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:18:13,281 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29c874b3c/54f77752fbd74859912addf8df519a9a/FLAG3efced2ab [2019-11-26 17:18:13,320 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29c874b3c/54f77752fbd74859912addf8df519a9a [2019-11-26 17:18:13,340 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:18:13,342 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:18:13,346 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:13,346 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:18:13,355 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:18:13,356 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:13" (1/1) ... [2019-11-26 17:18:13,367 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f374e42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:13, skipping insertion in model container [2019-11-26 17:18:13,367 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:13" (1/1) ... [2019-11-26 17:18:13,385 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:18:13,490 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:18:14,358 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:14,390 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:18:14,639 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:14,683 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:18:14,684 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:14 WrapperNode [2019-11-26 17:18:14,684 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:14,691 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:14,692 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:18:14,692 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:18:14,714 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:14" (1/1) ... [2019-11-26 17:18:14,747 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:14" (1/1) ... [2019-11-26 17:18:14,830 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:14,831 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:18:14,831 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:18:14,831 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:18:14,850 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:14" (1/1) ... [2019-11-26 17:18:14,850 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:14" (1/1) ... [2019-11-26 17:18:14,863 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:14" (1/1) ... [2019-11-26 17:18:14,865 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:14" (1/1) ... [2019-11-26 17:18:14,890 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:14" (1/1) ... [2019-11-26 17:18:14,903 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:14" (1/1) ... [2019-11-26 17:18:14,912 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:14" (1/1) ... [2019-11-26 17:18:14,921 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:18:14,936 INFO L168 Benchmark]: Toolchain (without parser) took 1583.82 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. [2019-11-26 17:18:14,937 INFO L168 Benchmark]: CDTParser took 0.33 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 17:18:14,940 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1338.60 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. [2019-11-26 17:18:14,942 INFO L168 Benchmark]: Boogie Procedure Inliner took 139.32 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. [2019-11-26 17:18:14,943 INFO L168 Benchmark]: Boogie Preprocessor took 91.62 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. [2019-11-26 17:18:14,955 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 1338.60 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 139.32 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 91.62 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...